| /* |
| * Format String Generator for IDL Compiler |
| * |
| * Copyright 2005-2006 Eric Kohl |
| * Copyright 2005-2006 Robert Shearman |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include "config.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <assert.h> |
| #include <ctype.h> |
| #include <limits.h> |
| |
| #include "widl.h" |
| #include "utils.h" |
| #include "parser.h" |
| #include "header.h" |
| #include "typetree.h" |
| |
| #include "typegen.h" |
| #include "expr.h" |
| |
| /* round size up to multiple of alignment */ |
| #define ROUND_SIZE(size, alignment) (((size) + ((alignment) - 1)) & ~((alignment) - 1)) |
| /* value to add on to round size up to a multiple of alignment */ |
| #define ROUNDING(size, alignment) (((alignment) - 1) - (((size) + ((alignment) - 1)) & ((alignment) - 1))) |
| |
| static const type_t *current_structure; |
| static const var_t *current_func; |
| static const type_t *current_iface; |
| |
| static struct list expr_eval_routines = LIST_INIT(expr_eval_routines); |
| struct expr_eval_routine |
| { |
| struct list entry; |
| const type_t *iface; |
| const type_t *cont_type; |
| char *name; |
| unsigned int baseoff; |
| const expr_t *expr; |
| }; |
| |
| enum type_context |
| { |
| TYPE_CONTEXT_TOPLEVELPARAM, |
| TYPE_CONTEXT_PARAM, |
| TYPE_CONTEXT_CONTAINER, |
| TYPE_CONTEXT_CONTAINER_NO_POINTERS, |
| TYPE_CONTEXT_RETVAL, |
| }; |
| |
| /* parameter flags in Oif mode */ |
| static const unsigned short MustSize = 0x0001; |
| static const unsigned short MustFree = 0x0002; |
| static const unsigned short IsPipe = 0x0004; |
| static const unsigned short IsIn = 0x0008; |
| static const unsigned short IsOut = 0x0010; |
| static const unsigned short IsReturn = 0x0020; |
| static const unsigned short IsBasetype = 0x0040; |
| static const unsigned short IsByValue = 0x0080; |
| static const unsigned short IsSimpleRef = 0x0100; |
| /* static const unsigned short IsDontCallFreeInst = 0x0200; */ |
| /* static const unsigned short SaveForAsyncFinish = 0x0400; */ |
| |
| static unsigned int field_memsize(const type_t *type, unsigned int *offset); |
| static unsigned int fields_memsize(const var_list_t *fields, unsigned int *align); |
| static unsigned int write_array_tfs(FILE *file, const attr_list_t *attrs, type_t *type, |
| const char *name, unsigned int *typestring_offset); |
| static unsigned int write_struct_tfs(FILE *file, type_t *type, const char *name, unsigned int *tfsoff); |
| static int write_embedded_types(FILE *file, const attr_list_t *attrs, type_t *type, |
| const char *name, int write_ptr, unsigned int *tfsoff); |
| static const var_t *find_array_or_string_in_struct(const type_t *type); |
| static unsigned int write_string_tfs(FILE *file, const attr_list_t *attrs, |
| type_t *type, enum type_context context, |
| const char *name, unsigned int *typestring_offset); |
| static unsigned int get_required_buffer_size_type( const type_t *type, const char *name, |
| const attr_list_t *attrs, int toplevel_param, |
| unsigned int *alignment ); |
| static unsigned int get_function_buffer_size( const var_t *func, enum pass pass ); |
| |
| static const char *string_of_type(unsigned char type) |
| { |
| switch (type) |
| { |
| case FC_BYTE: return "FC_BYTE"; |
| case FC_CHAR: return "FC_CHAR"; |
| case FC_SMALL: return "FC_SMALL"; |
| case FC_USMALL: return "FC_USMALL"; |
| case FC_WCHAR: return "FC_WCHAR"; |
| case FC_SHORT: return "FC_SHORT"; |
| case FC_USHORT: return "FC_USHORT"; |
| case FC_LONG: return "FC_LONG"; |
| case FC_ULONG: return "FC_ULONG"; |
| case FC_FLOAT: return "FC_FLOAT"; |
| case FC_HYPER: return "FC_HYPER"; |
| case FC_DOUBLE: return "FC_DOUBLE"; |
| case FC_ENUM16: return "FC_ENUM16"; |
| case FC_ENUM32: return "FC_ENUM32"; |
| case FC_IGNORE: return "FC_IGNORE"; |
| case FC_ERROR_STATUS_T: return "FC_ERROR_STATUS_T"; |
| case FC_RP: return "FC_RP"; |
| case FC_UP: return "FC_UP"; |
| case FC_OP: return "FC_OP"; |
| case FC_FP: return "FC_FP"; |
| case FC_ENCAPSULATED_UNION: return "FC_ENCAPSULATED_UNION"; |
| case FC_NON_ENCAPSULATED_UNION: return "FC_NON_ENCAPSULATED_UNION"; |
| case FC_STRUCT: return "FC_STRUCT"; |
| case FC_PSTRUCT: return "FC_PSTRUCT"; |
| case FC_CSTRUCT: return "FC_CSTRUCT"; |
| case FC_CPSTRUCT: return "FC_CPSTRUCT"; |
| case FC_CVSTRUCT: return "FC_CVSTRUCT"; |
| case FC_BOGUS_STRUCT: return "FC_BOGUS_STRUCT"; |
| case FC_SMFARRAY: return "FC_SMFARRAY"; |
| case FC_LGFARRAY: return "FC_LGFARRAY"; |
| case FC_SMVARRAY: return "FC_SMVARRAY"; |
| case FC_LGVARRAY: return "FC_LGVARRAY"; |
| case FC_CARRAY: return "FC_CARRAY"; |
| case FC_CVARRAY: return "FC_CVARRAY"; |
| case FC_BOGUS_ARRAY: return "FC_BOGUS_ARRAY"; |
| case FC_ALIGNM2: return "FC_ALIGNM2"; |
| case FC_ALIGNM4: return "FC_ALIGNM4"; |
| case FC_ALIGNM8: return "FC_ALIGNM8"; |
| case FC_POINTER: return "FC_POINTER"; |
| case FC_C_CSTRING: return "FC_C_CSTRING"; |
| case FC_C_WSTRING: return "FC_C_WSTRING"; |
| case FC_CSTRING: return "FC_CSTRING"; |
| case FC_WSTRING: return "FC_WSTRING"; |
| case FC_BYTE_COUNT_POINTER: return "FC_BYTE_COUNT_POINTER"; |
| case FC_TRANSMIT_AS: return "FC_TRANSMIT_AS"; |
| case FC_REPRESENT_AS: return "FC_REPRESENT_AS"; |
| case FC_IP: return "FC_IP"; |
| case FC_BIND_CONTEXT: return "FC_BIND_CONTEXT"; |
| case FC_BIND_GENERIC: return "FC_BIND_GENERIC"; |
| case FC_BIND_PRIMITIVE: return "FC_BIND_PRIMITIVE"; |
| case FC_AUTO_HANDLE: return "FC_AUTO_HANDLE"; |
| case FC_CALLBACK_HANDLE: return "FC_CALLBACK_HANDLE"; |
| case FC_STRUCTPAD1: return "FC_STRUCTPAD1"; |
| case FC_STRUCTPAD2: return "FC_STRUCTPAD2"; |
| case FC_STRUCTPAD3: return "FC_STRUCTPAD3"; |
| case FC_STRUCTPAD4: return "FC_STRUCTPAD4"; |
| case FC_STRUCTPAD5: return "FC_STRUCTPAD5"; |
| case FC_STRUCTPAD6: return "FC_STRUCTPAD6"; |
| case FC_STRUCTPAD7: return "FC_STRUCTPAD7"; |
| case FC_STRING_SIZED: return "FC_STRING_SIZED"; |
| case FC_NO_REPEAT: return "FC_NO_REPEAT"; |
| case FC_FIXED_REPEAT: return "FC_FIXED_REPEAT"; |
| case FC_VARIABLE_REPEAT: return "FC_VARIABLE_REPEAT"; |
| case FC_FIXED_OFFSET: return "FC_FIXED_OFFSET"; |
| case FC_VARIABLE_OFFSET: return "FC_VARIABLE_OFFSET"; |
| case FC_PP: return "FC_PP"; |
| case FC_EMBEDDED_COMPLEX: return "FC_EMBEDDED_COMPLEX"; |
| case FC_DEREFERENCE: return "FC_DEREFERENCE"; |
| case FC_DIV_2: return "FC_DIV_2"; |
| case FC_MULT_2: return "FC_MULT_2"; |
| case FC_ADD_1: return "FC_ADD_1"; |
| case FC_SUB_1: return "FC_SUB_1"; |
| case FC_CALLBACK: return "FC_CALLBACK"; |
| case FC_CONSTANT_IID: return "FC_CONSTANT_IID"; |
| case FC_END: return "FC_END"; |
| case FC_PAD: return "FC_PAD"; |
| case FC_USER_MARSHAL: return "FC_USER_MARSHAL"; |
| case FC_RANGE: return "FC_RANGE"; |
| case FC_INT3264: return "FC_INT3264"; |
| case FC_UINT3264: return "FC_UINT3264"; |
| default: |
| error("string_of_type: unknown type 0x%02x\n", type); |
| return NULL; |
| } |
| } |
| |
| unsigned char get_basic_fc(const type_t *type) |
| { |
| int sign = type_basic_get_sign(type); |
| switch (type_basic_get_type(type)) |
| { |
| case TYPE_BASIC_INT8: return (sign <= 0 ? FC_SMALL : FC_USMALL); |
| case TYPE_BASIC_INT16: return (sign <= 0 ? FC_SHORT : FC_USHORT); |
| case TYPE_BASIC_INT32: |
| case TYPE_BASIC_LONG: return (sign <= 0 ? FC_LONG : FC_ULONG); |
| case TYPE_BASIC_INT64: return FC_HYPER; |
| case TYPE_BASIC_INT: return (sign <= 0 ? FC_LONG : FC_ULONG); |
| case TYPE_BASIC_INT3264: return (sign <= 0 ? FC_INT3264 : FC_UINT3264); |
| case TYPE_BASIC_BYTE: return FC_BYTE; |
| case TYPE_BASIC_CHAR: return FC_CHAR; |
| case TYPE_BASIC_WCHAR: return FC_WCHAR; |
| case TYPE_BASIC_HYPER: return FC_HYPER; |
| case TYPE_BASIC_FLOAT: return FC_FLOAT; |
| case TYPE_BASIC_DOUBLE: return FC_DOUBLE; |
| case TYPE_BASIC_ERROR_STATUS_T: return FC_ERROR_STATUS_T; |
| case TYPE_BASIC_HANDLE: return FC_BIND_PRIMITIVE; |
| } |
| return 0; |
| } |
| |
| static unsigned char get_basic_fc_signed(const type_t *type) |
| { |
| switch (type_basic_get_type(type)) |
| { |
| case TYPE_BASIC_INT8: return FC_SMALL; |
| case TYPE_BASIC_INT16: return FC_SHORT; |
| case TYPE_BASIC_INT32: return FC_LONG; |
| case TYPE_BASIC_INT64: return FC_HYPER; |
| case TYPE_BASIC_INT: return FC_LONG; |
| case TYPE_BASIC_INT3264: return FC_INT3264; |
| case TYPE_BASIC_LONG: return FC_LONG; |
| case TYPE_BASIC_BYTE: return FC_BYTE; |
| case TYPE_BASIC_CHAR: return FC_CHAR; |
| case TYPE_BASIC_WCHAR: return FC_WCHAR; |
| case TYPE_BASIC_HYPER: return FC_HYPER; |
| case TYPE_BASIC_FLOAT: return FC_FLOAT; |
| case TYPE_BASIC_DOUBLE: return FC_DOUBLE; |
| case TYPE_BASIC_ERROR_STATUS_T: return FC_ERROR_STATUS_T; |
| case TYPE_BASIC_HANDLE: return FC_BIND_PRIMITIVE; |
| } |
| return 0; |
| } |
| |
| static inline unsigned int clamp_align(unsigned int align) |
| { |
| if(align > packing) align = packing; |
| return align; |
| } |
| |
| unsigned char get_pointer_fc(const type_t *type, const attr_list_t *attrs, int toplevel_param) |
| { |
| const type_t *t; |
| int pointer_type; |
| |
| assert(is_ptr(type) || is_array(type)); |
| |
| pointer_type = get_attrv(attrs, ATTR_POINTERTYPE); |
| if (pointer_type) |
| return pointer_type; |
| |
| for (t = type; type_is_alias(t); t = type_alias_get_aliasee_type(t)) |
| { |
| pointer_type = get_attrv(t->attrs, ATTR_POINTERTYPE); |
| if (pointer_type) |
| return pointer_type; |
| } |
| |
| if (toplevel_param) |
| return FC_RP; |
| |
| if ((pointer_type = get_attrv(current_iface->attrs, ATTR_POINTERDEFAULT))) |
| return pointer_type; |
| |
| return FC_UP; |
| } |
| |
| static unsigned char get_pointer_fc_context( const type_t *type, const attr_list_t *attrs, |
| enum type_context context ) |
| { |
| int pointer_fc = get_pointer_fc(type, attrs, context == TYPE_CONTEXT_TOPLEVELPARAM); |
| |
| if (pointer_fc == FC_UP && is_attr( attrs, ATTR_OUT ) && |
| (context == TYPE_CONTEXT_PARAM || context == TYPE_CONTEXT_RETVAL) && is_object( current_iface )) |
| pointer_fc = FC_OP; |
| |
| return pointer_fc; |
| } |
| |
| static unsigned char get_enum_fc(const type_t *type) |
| { |
| assert(type_get_type(type) == TYPE_ENUM); |
| if (is_aliaschain_attr(type, ATTR_V1ENUM)) |
| return FC_ENUM32; |
| else |
| return FC_ENUM16; |
| } |
| |
| static type_t *get_user_type(const type_t *t, const char **pname) |
| { |
| for (;;) |
| { |
| type_t *ut = get_attrp(t->attrs, ATTR_WIREMARSHAL); |
| if (ut) |
| { |
| if (pname) |
| *pname = t->name; |
| return ut; |
| } |
| |
| if (type_is_alias(t)) |
| t = type_alias_get_aliasee_type(t); |
| else |
| return NULL; |
| } |
| } |
| |
| static int is_user_type(const type_t *t) |
| { |
| return get_user_type(t, NULL) != NULL; |
| } |
| |
| enum typegen_type typegen_detect_type(const type_t *type, const attr_list_t *attrs, unsigned int flags) |
| { |
| if (is_user_type(type)) |
| return TGT_USER_TYPE; |
| |
| if (is_aliaschain_attr(type, ATTR_CONTEXTHANDLE)) |
| return TGT_CTXT_HANDLE; |
| |
| if (!(flags & TDT_IGNORE_STRINGS) && is_string_type(attrs, type)) |
| return TGT_STRING; |
| |
| switch (type_get_type(type)) |
| { |
| case TYPE_BASIC: |
| if (!(flags & TDT_IGNORE_RANGES) && |
| (is_attr(attrs, ATTR_RANGE) || is_aliaschain_attr(type, ATTR_RANGE))) |
| return TGT_RANGE; |
| return TGT_BASIC; |
| case TYPE_ENUM: |
| if (!(flags & TDT_IGNORE_RANGES) && |
| (is_attr(attrs, ATTR_RANGE) || is_aliaschain_attr(type, ATTR_RANGE))) |
| return TGT_RANGE; |
| return TGT_ENUM; |
| case TYPE_POINTER: |
| if (type_get_type(type_pointer_get_ref_type(type)) == TYPE_INTERFACE || |
| type_get_type(type_pointer_get_ref_type(type)) == TYPE_RUNTIMECLASS || |
| type_get_type(type_pointer_get_ref_type(type)) == TYPE_DELEGATE || |
| (type_get_type(type_pointer_get_ref_type(type)) == TYPE_VOID && is_attr(attrs, ATTR_IIDIS))) |
| return TGT_IFACE_POINTER; |
| else if (is_aliaschain_attr(type_pointer_get_ref_type(type), ATTR_CONTEXTHANDLE)) |
| return TGT_CTXT_HANDLE_POINTER; |
| else |
| return TGT_POINTER; |
| case TYPE_STRUCT: |
| return TGT_STRUCT; |
| case TYPE_ENCAPSULATED_UNION: |
| case TYPE_UNION: |
| return TGT_UNION; |
| case TYPE_ARRAY: |
| return TGT_ARRAY; |
| case TYPE_FUNCTION: |
| case TYPE_COCLASS: |
| case TYPE_INTERFACE: |
| case TYPE_MODULE: |
| case TYPE_VOID: |
| case TYPE_ALIAS: |
| case TYPE_BITFIELD: |
| case TYPE_RUNTIMECLASS: |
| case TYPE_DELEGATE: |
| break; |
| case TYPE_APICONTRACT: |
| case TYPE_PARAMETERIZED_TYPE: |
| case TYPE_PARAMETER: |
| /* not supposed to be here */ |
| assert(0); |
| break; |
| } |
| return TGT_INVALID; |
| } |
| |
| static int cant_be_null(const var_t *v) |
| { |
| switch (typegen_detect_type(v->declspec.type, v->attrs, TDT_IGNORE_STRINGS)) |
| { |
| case TGT_ARRAY: |
| if (!type_array_is_decl_as_ptr( v->declspec.type )) return 0; |
| /* fall through */ |
| case TGT_POINTER: |
| return (get_pointer_fc(v->declspec.type, v->attrs, TRUE) == FC_RP); |
| case TGT_CTXT_HANDLE_POINTER: |
| return TRUE; |
| default: |
| return 0; |
| } |
| |
| } |
| |
| static int get_padding(const var_list_t *fields) |
| { |
| unsigned short offset = 0; |
| unsigned int salign = 1; |
| const var_t *f; |
| |
| if (!fields) |
| return 0; |
| |
| LIST_FOR_EACH_ENTRY(f, fields, const var_t, entry) |
| { |
| type_t *ft = f->declspec.type; |
| unsigned int align = 0; |
| unsigned int size = type_memsize_and_alignment(ft, &align); |
| align = clamp_align(align); |
| if (align > salign) salign = align; |
| offset = ROUND_SIZE(offset, align); |
| offset += size; |
| } |
| |
| return ROUNDING(offset, salign); |
| } |
| |
| static unsigned int get_stack_size( const var_t *var, int *by_value ) |
| { |
| unsigned int stack_size; |
| int by_val; |
| |
| switch (typegen_detect_type( var->declspec.type, var->attrs, TDT_ALL_TYPES )) |
| { |
| case TGT_BASIC: |
| case TGT_ENUM: |
| case TGT_RANGE: |
| case TGT_STRUCT: |
| case TGT_UNION: |
| case TGT_USER_TYPE: |
| stack_size = type_memsize( var->declspec.type ); |
| by_val = (pointer_size < 8 || stack_size <= pointer_size); /* FIXME: should be platform-specific */ |
| break; |
| default: |
| by_val = 0; |
| break; |
| } |
| if (!by_val) stack_size = pointer_size; |
| if (by_value) *by_value = by_val; |
| return ROUND_SIZE( stack_size, pointer_size ); |
| } |
| |
| static unsigned char get_contexthandle_flags( const type_t *iface, const attr_list_t *attrs, |
| const type_t *type, int is_return ) |
| { |
| unsigned char flags = 0; |
| int is_out; |
| |
| if (is_attr(iface->attrs, ATTR_STRICTCONTEXTHANDLE)) flags |= NDR_STRICT_CONTEXT_HANDLE; |
| |
| if (is_ptr(type) && |
| !is_attr( type->attrs, ATTR_CONTEXTHANDLE ) && |
| !is_attr( attrs, ATTR_CONTEXTHANDLE )) |
| flags |= HANDLE_PARAM_IS_VIA_PTR; |
| |
| if (is_return) return flags | HANDLE_PARAM_IS_OUT | HANDLE_PARAM_IS_RETURN; |
| |
| is_out = is_attr(attrs, ATTR_OUT); |
| if (is_attr(attrs, ATTR_IN) || !is_out) |
| { |
| flags |= HANDLE_PARAM_IS_IN; |
| if (!is_out) flags |= NDR_CONTEXT_HANDLE_CANNOT_BE_NULL; |
| } |
| if (is_out) flags |= HANDLE_PARAM_IS_OUT; |
| |
| return flags; |
| } |
| |
| static unsigned int get_rpc_flags( const attr_list_t *attrs ) |
| { |
| unsigned int flags = 0; |
| |
| if (is_attr( attrs, ATTR_IDEMPOTENT )) flags |= 0x0001; |
| if (is_attr( attrs, ATTR_BROADCAST )) flags |= 0x0002; |
| if (is_attr( attrs, ATTR_MAYBE )) flags |= 0x0004; |
| if (is_attr( attrs, ATTR_MESSAGE )) flags |= 0x0100; |
| if (is_attr( attrs, ATTR_ASYNC )) flags |= 0x4000; |
| return flags; |
| } |
| |
| unsigned char get_struct_fc(const type_t *type) |
| { |
| int has_pointer = 0; |
| int has_conformance = 0; |
| int has_variance = 0; |
| var_t *field; |
| var_list_t *fields; |
| |
| fields = type_struct_get_fields(type); |
| |
| if (get_padding(fields)) |
| return FC_BOGUS_STRUCT; |
| |
| if (fields) LIST_FOR_EACH_ENTRY( field, fields, var_t, entry ) |
| { |
| type_t *t = field->declspec.type; |
| enum typegen_type typegen_type; |
| |
| typegen_type = typegen_detect_type(t, field->attrs, TDT_IGNORE_STRINGS); |
| |
| if (typegen_type == TGT_ARRAY && !type_array_is_decl_as_ptr(t)) |
| { |
| if (is_string_type(field->attrs, field->declspec.type)) |
| { |
| if (is_conformant_array(t)) |
| has_conformance = 1; |
| has_variance = 1; |
| continue; |
| } |
| |
| if (is_array(type_array_get_element_type(field->declspec.type))) |
| return FC_BOGUS_STRUCT; |
| |
| if (type_array_has_conformance(field->declspec.type)) |
| { |
| has_conformance = 1; |
| if (list_next(fields, &field->entry)) |
| error_loc("field '%s' deriving from a conformant array must be the last field in the structure\n", |
| field->name); |
| } |
| if (type_array_has_variance(t)) |
| has_variance = 1; |
| |
| t = type_array_get_element_type(t); |
| typegen_type = typegen_detect_type(t, field->attrs, TDT_IGNORE_STRINGS); |
| } |
| |
| switch (typegen_type) |
| { |
| case TGT_USER_TYPE: |
| case TGT_IFACE_POINTER: |
| return FC_BOGUS_STRUCT; |
| case TGT_BASIC: |
| if (type_basic_get_type(t) == TYPE_BASIC_INT3264 && pointer_size != 4) |
| return FC_BOGUS_STRUCT; |
| break; |
| case TGT_ENUM: |
| if (get_enum_fc(t) == FC_ENUM16) |
| return FC_BOGUS_STRUCT; |
| break; |
| case TGT_POINTER: |
| case TGT_ARRAY: |
| if (get_pointer_fc(t, field->attrs, FALSE) == FC_RP || pointer_size != 4) |
| return FC_BOGUS_STRUCT; |
| has_pointer = 1; |
| break; |
| case TGT_UNION: |
| return FC_BOGUS_STRUCT; |
| case TGT_STRUCT: |
| { |
| unsigned char fc = get_struct_fc(t); |
| switch (fc) |
| { |
| case FC_STRUCT: |
| break; |
| case FC_CVSTRUCT: |
| has_conformance = 1; |
| has_variance = 1; |
| has_pointer = 1; |
| break; |
| |
| case FC_CPSTRUCT: |
| has_conformance = 1; |
| if (list_next( fields, &field->entry )) |
| error_loc("field '%s' deriving from a conformant array must be the last field in the structure\n", |
| field->name); |
| has_pointer = 1; |
| break; |
| |
| case FC_CSTRUCT: |
| has_conformance = 1; |
| if (list_next( fields, &field->entry )) |
| error_loc("field '%s' deriving from a conformant array must be the last field in the structure\n", |
| field->name); |
| break; |
| |
| case FC_PSTRUCT: |
| has_pointer = 1; |
| break; |
| |
| default: |
| error_loc("Unknown struct member %s with type (0x%02x)\n", field->name, fc); |
| /* fallthru - treat it as complex */ |
| |
| /* as soon as we see one of these these members, it's bogus... */ |
| case FC_BOGUS_STRUCT: |
| return FC_BOGUS_STRUCT; |
| } |
| break; |
| } |
| case TGT_RANGE: |
| return FC_BOGUS_STRUCT; |
| case TGT_STRING: |
| /* shouldn't get here because of TDT_IGNORE_STRINGS above. fall through */ |
| case TGT_INVALID: |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| /* checking after parsing should mean that we don't get here. if we do, |
| * it's a checker bug */ |
| assert(0); |
| } |
| } |
| |
| if( has_variance ) |
| { |
| if ( has_conformance ) |
| return FC_CVSTRUCT; |
| else |
| return FC_BOGUS_STRUCT; |
| } |
| if( has_conformance && has_pointer ) |
| return FC_CPSTRUCT; |
| if( has_conformance ) |
| return FC_CSTRUCT; |
| if( has_pointer ) |
| return FC_PSTRUCT; |
| return FC_STRUCT; |
| } |
| |
| static unsigned char get_array_fc(const type_t *type) |
| { |
| unsigned char fc; |
| const expr_t *size_is; |
| const type_t *elem_type; |
| |
| elem_type = type_array_get_element_type(type); |
| size_is = type_array_get_conformance(type); |
| |
| if (!size_is) |
| { |
| unsigned int size = type_memsize(elem_type); |
| if (size * type_array_get_dim(type) > 0xffffuL) |
| fc = FC_LGFARRAY; |
| else |
| fc = FC_SMFARRAY; |
| } |
| else |
| fc = FC_CARRAY; |
| |
| if (type_array_has_variance(type)) |
| { |
| if (fc == FC_SMFARRAY) |
| fc = FC_SMVARRAY; |
| else if (fc == FC_LGFARRAY) |
| fc = FC_LGVARRAY; |
| else if (fc == FC_CARRAY) |
| fc = FC_CVARRAY; |
| } |
| |
| switch (typegen_detect_type(elem_type, NULL, TDT_IGNORE_STRINGS)) |
| { |
| case TGT_USER_TYPE: |
| fc = FC_BOGUS_ARRAY; |
| break; |
| case TGT_BASIC: |
| if (type_basic_get_type(elem_type) == TYPE_BASIC_INT3264 && |
| pointer_size != 4) |
| fc = FC_BOGUS_ARRAY; |
| break; |
| case TGT_STRUCT: |
| switch (get_struct_fc(elem_type)) |
| { |
| case FC_BOGUS_STRUCT: |
| fc = FC_BOGUS_ARRAY; |
| break; |
| } |
| break; |
| case TGT_ENUM: |
| /* is 16-bit enum - if so, wire size differs from mem size and so |
| * the array cannot be block copied, which means the array is complex */ |
| if (get_enum_fc(elem_type) == FC_ENUM16) |
| fc = FC_BOGUS_ARRAY; |
| break; |
| case TGT_UNION: |
| case TGT_IFACE_POINTER: |
| fc = FC_BOGUS_ARRAY; |
| break; |
| case TGT_POINTER: |
| /* ref pointers cannot just be block copied. unique pointers to |
| * interfaces need special treatment. either case means the array is |
| * complex */ |
| if (get_pointer_fc(elem_type, NULL, FALSE) == FC_RP || pointer_size != 4) |
| fc = FC_BOGUS_ARRAY; |
| break; |
| case TGT_RANGE: |
| fc = FC_BOGUS_ARRAY; |
| break; |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| case TGT_STRING: |
| case TGT_INVALID: |
| case TGT_ARRAY: |
| /* nothing to do for everything else */ |
| break; |
| } |
| |
| return fc; |
| } |
| |
| static int is_non_complex_struct(const type_t *type) |
| { |
| return (type_get_type(type) == TYPE_STRUCT && |
| get_struct_fc(type) != FC_BOGUS_STRUCT); |
| } |
| |
| static int type_has_pointers(const type_t *type) |
| { |
| switch (typegen_detect_type(type, NULL, TDT_IGNORE_STRINGS)) |
| { |
| case TGT_USER_TYPE: |
| return FALSE; |
| case TGT_POINTER: |
| return TRUE; |
| case TGT_ARRAY: |
| return type_array_is_decl_as_ptr(type) || type_has_pointers(type_array_get_element_type(type)); |
| case TGT_STRUCT: |
| { |
| var_list_t *fields = type_struct_get_fields(type); |
| const var_t *field; |
| if (fields) LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry ) |
| { |
| if (type_has_pointers(field->declspec.type)) |
| return TRUE; |
| } |
| break; |
| } |
| case TGT_UNION: |
| { |
| var_list_t *fields; |
| const var_t *field; |
| fields = type_union_get_cases(type); |
| if (fields) LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry ) |
| { |
| if (field->declspec.type && type_has_pointers(field->declspec.type)) |
| return TRUE; |
| } |
| break; |
| } |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| case TGT_STRING: |
| case TGT_IFACE_POINTER: |
| case TGT_BASIC: |
| case TGT_ENUM: |
| case TGT_RANGE: |
| case TGT_INVALID: |
| break; |
| } |
| |
| return FALSE; |
| } |
| |
| static int type_has_full_pointer(const type_t *type, const attr_list_t *attrs, |
| int toplevel_param) |
| { |
| switch (typegen_detect_type(type, NULL, TDT_IGNORE_STRINGS)) |
| { |
| case TGT_USER_TYPE: |
| return FALSE; |
| case TGT_POINTER: |
| if (get_pointer_fc(type, attrs, toplevel_param) == FC_FP) |
| return TRUE; |
| else |
| return FALSE; |
| case TGT_ARRAY: |
| if (get_pointer_fc(type, attrs, toplevel_param) == FC_FP) |
| return TRUE; |
| else |
| return type_has_full_pointer(type_array_get_element_type(type), NULL, FALSE); |
| case TGT_STRUCT: |
| { |
| var_list_t *fields = type_struct_get_fields(type); |
| const var_t *field; |
| if (fields) LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry ) |
| { |
| if (type_has_full_pointer(field->declspec.type, field->attrs, FALSE)) |
| return TRUE; |
| } |
| break; |
| } |
| case TGT_UNION: |
| { |
| var_list_t *fields; |
| const var_t *field; |
| fields = type_union_get_cases(type); |
| if (fields) LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry ) |
| { |
| if (field->declspec.type && type_has_full_pointer(field->declspec.type, field->attrs, FALSE)) |
| return TRUE; |
| } |
| break; |
| } |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| case TGT_STRING: |
| case TGT_IFACE_POINTER: |
| case TGT_BASIC: |
| case TGT_ENUM: |
| case TGT_RANGE: |
| case TGT_INVALID: |
| break; |
| } |
| |
| return FALSE; |
| } |
| |
| static unsigned short user_type_offset(const char *name) |
| { |
| user_type_t *ut; |
| unsigned short off = 0; |
| LIST_FOR_EACH_ENTRY(ut, &user_type_list, user_type_t, entry) |
| { |
| if (strcmp(name, ut->name) == 0) |
| return off; |
| ++off; |
| } |
| error("user_type_offset: couldn't find type (%s)\n", name); |
| return 0; |
| } |
| |
| static void update_tfsoff(type_t *type, unsigned int offset, FILE *file) |
| { |
| type->typestring_offset = offset; |
| if (file) type->tfswrite = FALSE; |
| } |
| |
| static void guard_rec(type_t *type) |
| { |
| /* types that contain references to themselves (like a linked list), |
| need to be shielded from infinite recursion when writing embedded |
| types */ |
| if (type->typestring_offset) |
| type->tfswrite = FALSE; |
| else |
| type->typestring_offset = 1; |
| } |
| |
| static int is_embedded_complex(const type_t *type) |
| { |
| switch (typegen_detect_type(type, NULL, TDT_ALL_TYPES)) |
| { |
| case TGT_USER_TYPE: |
| case TGT_STRUCT: |
| case TGT_UNION: |
| case TGT_ARRAY: |
| case TGT_IFACE_POINTER: |
| return TRUE; |
| default: |
| return FALSE; |
| } |
| } |
| |
| static const char *get_context_handle_type_name(const type_t *type) |
| { |
| const type_t *t; |
| for (t = type; |
| is_ptr(t) || type_is_alias(t); |
| t = type_is_alias(t) ? type_alias_get_aliasee_type(t) : type_pointer_get_ref_type(t)) |
| if (is_attr(t->attrs, ATTR_CONTEXTHANDLE)) |
| return t->name; |
| assert(0); |
| return NULL; |
| } |
| |
| #define WRITE_FCTYPE(file, fctype, typestring_offset) \ |
| do { \ |
| if (file) \ |
| fprintf(file, "/* %2u */\n", typestring_offset); \ |
| print_file((file), 2, "0x%02x,\t/* " #fctype " */\n", fctype); \ |
| } \ |
| while (0) |
| |
| static void print_file(FILE *file, int indent, const char *format, ...) __attribute__((format (printf, 3, 4))); |
| static void print_file(FILE *file, int indent, const char *format, ...) |
| { |
| va_list va; |
| va_start(va, format); |
| print(file, indent, format, va); |
| va_end(va); |
| } |
| |
| void print(FILE *file, int indent, const char *format, va_list va) |
| { |
| if (file) |
| { |
| if (format[0] != '\n') |
| while (0 < indent--) |
| fprintf(file, " "); |
| vfprintf(file, format, va); |
| } |
| } |
| |
| |
| static void write_var_init(FILE *file, int indent, const type_t *t, const char *n, const char *local_var_prefix) |
| { |
| if (decl_indirect(t)) |
| { |
| print_file(file, indent, "MIDL_memset(&%s%s, 0, sizeof(%s%s));\n", |
| local_var_prefix, n, local_var_prefix, n); |
| print_file(file, indent, "%s_p_%s = &%s%s;\n", local_var_prefix, n, local_var_prefix, n); |
| } |
| else if (is_ptr(t) || is_array(t)) |
| print_file(file, indent, "%s%s = 0;\n", local_var_prefix, n); |
| } |
| |
| void write_parameters_init(FILE *file, int indent, const var_t *func, const char *local_var_prefix) |
| { |
| const var_t *var = type_function_get_retval(func->declspec.type); |
| |
| if (!is_void(var->declspec.type)) |
| write_var_init(file, indent, var->declspec.type, var->name, local_var_prefix); |
| |
| if (!type_function_get_args(func->declspec.type)) |
| return; |
| |
| LIST_FOR_EACH_ENTRY( var, type_function_get_args(func->declspec.type), const var_t, entry ) |
| write_var_init(file, indent, var->declspec.type, var->name, local_var_prefix); |
| |
| fprintf(file, "\n"); |
| } |
| |
| static void write_formatdesc(FILE *f, int indent, const char *str) |
| { |
| print_file(f, indent, "typedef struct _MIDL_%s_FORMAT_STRING\n", str); |
| print_file(f, indent, "{\n"); |
| print_file(f, indent + 1, "short Pad;\n"); |
| print_file(f, indent + 1, "unsigned char Format[%s_FORMAT_STRING_SIZE];\n", str); |
| print_file(f, indent, "} MIDL_%s_FORMAT_STRING;\n", str); |
| print_file(f, indent, "\n"); |
| } |
| |
| void write_formatstringsdecl(FILE *f, int indent, const statement_list_t *stmts, type_pred_t pred) |
| { |
| clear_all_offsets(); |
| |
| print_file(f, indent, "#define TYPE_FORMAT_STRING_SIZE %d\n", |
| get_size_typeformatstring(stmts, pred)); |
| |
| print_file(f, indent, "#define PROC_FORMAT_STRING_SIZE %d\n", |
| get_size_procformatstring(stmts, pred)); |
| |
| fprintf(f, "\n"); |
| write_formatdesc(f, indent, "TYPE"); |
| write_formatdesc(f, indent, "PROC"); |
| fprintf(f, "\n"); |
| print_file(f, indent, "static const MIDL_TYPE_FORMAT_STRING __MIDL_TypeFormatString;\n"); |
| print_file(f, indent, "static const MIDL_PROC_FORMAT_STRING __MIDL_ProcFormatString;\n"); |
| print_file(f, indent, "\n"); |
| } |
| |
| int decl_indirect(const type_t *t) |
| { |
| if (is_user_type(t)) |
| return TRUE; |
| return (type_get_type(t) != TYPE_BASIC && |
| type_get_type(t) != TYPE_ENUM && |
| type_get_type(t) != TYPE_POINTER && |
| type_get_type(t) != TYPE_ARRAY); |
| } |
| |
| static unsigned char get_parameter_fc( const var_t *var, int is_return, unsigned short *flags, |
| unsigned int *stack_size, unsigned int *typestring_offset ) |
| { |
| unsigned int alignment, server_size = 0, buffer_size = 0; |
| unsigned char fc = 0; |
| int is_byval; |
| int is_in = is_attr(var->attrs, ATTR_IN); |
| int is_out = is_attr(var->attrs, ATTR_OUT); |
| |
| if (is_return) is_out = TRUE; |
| else if (!is_in && !is_out) is_in = TRUE; |
| |
| *flags = 0; |
| *stack_size = get_stack_size( var, &is_byval ); |
| *typestring_offset = var->typestring_offset; |
| |
| if (is_in) *flags |= IsIn; |
| if (is_out) *flags |= IsOut; |
| if (is_return) *flags |= IsReturn; |
| |
| if (!is_string_type( var->attrs, var->declspec.type )) |
| buffer_size = get_required_buffer_size_type( var->declspec.type, NULL, var->attrs, TRUE, &alignment ); |
| |
| switch (typegen_detect_type( var->declspec.type, var->attrs, TDT_ALL_TYPES )) |
| { |
| case TGT_BASIC: |
| *flags |= IsBasetype; |
| fc = get_basic_fc_signed( var->declspec.type ); |
| if (fc == FC_BIND_PRIMITIVE) |
| { |
| buffer_size = 4; /* actually 0 but avoids setting MustSize */ |
| fc = FC_LONG; |
| } |
| break; |
| case TGT_ENUM: |
| *flags |= IsBasetype; |
| fc = get_enum_fc( var->declspec.type ); |
| break; |
| case TGT_RANGE: |
| *flags |= IsByValue; |
| break; |
| case TGT_STRUCT: |
| case TGT_UNION: |
| case TGT_USER_TYPE: |
| *flags |= MustFree | (is_byval ? IsByValue : IsSimpleRef); |
| break; |
| case TGT_IFACE_POINTER: |
| *flags |= MustFree; |
| break; |
| case TGT_ARRAY: |
| *flags |= MustFree; |
| if (type_array_is_decl_as_ptr(var->declspec.type) |
| && type_array_get_ptr_tfsoff(var->declspec.type) |
| && get_pointer_fc(var->declspec.type, var->attrs, !is_return) == FC_RP) |
| { |
| *typestring_offset = var->declspec.type->typestring_offset; |
| *flags |= IsSimpleRef; |
| } |
| break; |
| case TGT_STRING: |
| *flags |= MustFree; |
| if (is_declptr( var->declspec.type ) && get_pointer_fc( var->declspec.type, var->attrs, !is_return ) == FC_RP) |
| { |
| /* skip over pointer description straight to string description */ |
| if (is_conformant_array( var->declspec.type )) *typestring_offset += 4; |
| else *typestring_offset += 2; |
| *flags |= IsSimpleRef; |
| } |
| break; |
| case TGT_CTXT_HANDLE_POINTER: |
| *flags |= IsSimpleRef; |
| *typestring_offset += 4; |
| /* fall through */ |
| case TGT_CTXT_HANDLE: |
| buffer_size = 20; |
| break; |
| case TGT_POINTER: |
| if (get_pointer_fc( var->declspec.type, var->attrs, !is_return ) == FC_RP) |
| { |
| const type_t *ref = type_pointer_get_ref_type( var->declspec.type ); |
| |
| if (!is_string_type( var->attrs, ref )) |
| buffer_size = get_required_buffer_size_type( ref, NULL, NULL, TRUE, &alignment ); |
| |
| switch (typegen_detect_type( ref, NULL, TDT_ALL_TYPES )) |
| { |
| case TGT_BASIC: |
| *flags |= IsSimpleRef | IsBasetype; |
| fc = get_basic_fc( ref ); |
| if (!is_in && is_out) server_size = pointer_size; |
| break; |
| case TGT_ENUM: |
| if ((fc = get_enum_fc( ref )) == FC_ENUM32) |
| { |
| *flags |= IsSimpleRef | IsBasetype; |
| if (!is_in && is_out) server_size = pointer_size; |
| } |
| else |
| { |
| server_size = pointer_size; |
| } |
| break; |
| case TGT_UNION: |
| case TGT_USER_TYPE: |
| case TGT_RANGE: |
| *flags |= MustFree | IsSimpleRef; |
| *typestring_offset = ref->typestring_offset; |
| if (!is_in && is_out) server_size = type_memsize( ref ); |
| break; |
| case TGT_ARRAY: |
| *flags |= MustFree; |
| if (!type_array_is_decl_as_ptr(ref)) |
| { |
| *flags |= IsSimpleRef; |
| *typestring_offset = ref->typestring_offset; |
| } |
| if (!is_in && is_out) server_size = type_memsize( ref ); |
| break; |
| case TGT_STRING: |
| case TGT_POINTER: |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| *flags |= MustFree; |
| server_size = pointer_size; |
| break; |
| case TGT_IFACE_POINTER: |
| *flags |= MustFree; |
| if (is_in && is_out) server_size = pointer_size; |
| break; |
| case TGT_STRUCT: |
| *flags |= IsSimpleRef | MustFree; |
| *typestring_offset = ref->typestring_offset; |
| switch (get_struct_fc(ref)) |
| { |
| case FC_STRUCT: |
| case FC_PSTRUCT: |
| case FC_BOGUS_STRUCT: |
| if (!is_in && is_out) server_size = type_memsize( ref ); |
| break; |
| default: |
| break; |
| } |
| break; |
| case TGT_INVALID: |
| assert(0); |
| } |
| } |
| else /* not ref pointer */ |
| { |
| *flags |= MustFree; |
| } |
| break; |
| case TGT_INVALID: |
| assert(0); |
| } |
| |
| if (!buffer_size) *flags |= MustSize; |
| |
| if (server_size) |
| { |
| server_size = (server_size + 7) / 8; |
| if (server_size < 8) *flags |= server_size << 13; |
| } |
| return fc; |
| } |
| |
| static unsigned char get_func_oi2_flags( const var_t *func ) |
| { |
| const var_t *var; |
| var_list_t *args = type_function_get_args( func->declspec.type ); |
| var_t *retval = type_function_get_retval( func->declspec.type ); |
| unsigned char oi2_flags = 0x40; /* HasExtensions */ |
| unsigned short flags; |
| unsigned int stack_size, typestring_offset; |
| |
| if (args) LIST_FOR_EACH_ENTRY( var, args, const var_t, entry ) |
| { |
| get_parameter_fc( var, 0, &flags, &stack_size, &typestring_offset ); |
| if (flags & MustSize) |
| { |
| if (flags & IsIn) oi2_flags |= 0x02; /* ClientMustSize */ |
| if (flags & IsOut) oi2_flags |= 0x01; /* ServerMustSize */ |
| } |
| } |
| |
| if (!is_void( retval->declspec.type )) |
| { |
| oi2_flags |= 0x04; /* HasRet */ |
| get_parameter_fc( retval, 1, &flags, &stack_size, &typestring_offset ); |
| if (flags & MustSize) oi2_flags |= 0x01; /* ServerMustSize */ |
| } |
| return oi2_flags; |
| } |
| |
| static unsigned int write_new_procformatstring_type(FILE *file, int indent, const var_t *var, |
| int is_return, unsigned int *stack_offset) |
| { |
| char buffer[128]; |
| unsigned int stack_size, typestring_offset; |
| unsigned short flags; |
| unsigned char fc = get_parameter_fc( var, is_return, &flags, &stack_size, &typestring_offset ); |
| |
| strcpy( buffer, "/* flags:" ); |
| if (flags & MustSize) strcat( buffer, " must size," ); |
| if (flags & MustFree) strcat( buffer, " must free," ); |
| if (flags & IsPipe) strcat( buffer, " pipe," ); |
| if (flags & IsIn) strcat( buffer, " in," ); |
| if (flags & IsOut) strcat( buffer, " out," ); |
| if (flags & IsReturn) strcat( buffer, " return," ); |
| if (flags & IsBasetype) strcat( buffer, " base type," ); |
| if (flags & IsByValue) strcat( buffer, " by value," ); |
| if (flags & IsSimpleRef) strcat( buffer, " simple ref," ); |
| if (flags >> 13) sprintf( buffer + strlen(buffer), " srv size=%u,", (flags >> 13) * 8 ); |
| strcpy( buffer + strlen( buffer ) - 1, " */" ); |
| print_file( file, indent, "NdrFcShort(0x%hx),\t%s\n", flags, buffer ); |
| print_file( file, indent, "NdrFcShort(0x%x), /* stack offset = %u */\n", |
| *stack_offset, *stack_offset ); |
| if (flags & IsBasetype) |
| { |
| print_file( file, indent, "0x%02x, /* %s */\n", fc, string_of_type(fc) ); |
| print_file( file, indent, "0x0,\n" ); |
| } |
| else |
| print_file( file, indent, "NdrFcShort(0x%x), /* type offset = %u */\n", |
| typestring_offset, typestring_offset ); |
| *stack_offset += max( stack_size, pointer_size ); |
| return 6; |
| } |
| |
| static unsigned int write_old_procformatstring_type(FILE *file, int indent, const var_t *var, |
| int is_return, int is_interpreted) |
| { |
| unsigned int size; |
| |
| int is_in = is_attr(var->attrs, ATTR_IN); |
| int is_out = is_attr(var->attrs, ATTR_OUT); |
| |
| if (!is_in && !is_out) is_in = TRUE; |
| |
| if (type_get_type(var->declspec.type) == TYPE_BASIC || |
| type_get_type(var->declspec.type) == TYPE_ENUM) |
| { |
| unsigned char fc; |
| |
| if (is_return) |
| print_file(file, indent, "0x53, /* FC_RETURN_PARAM_BASETYPE */\n"); |
| else |
| print_file(file, indent, "0x4e, /* FC_IN_PARAM_BASETYPE */\n"); |
| |
| if (type_get_type(var->declspec.type) == TYPE_ENUM) |
| { |
| fc = get_enum_fc(var->declspec.type); |
| } |
| else |
| { |
| fc = get_basic_fc_signed(var->declspec.type); |
| |
| if (fc == FC_BIND_PRIMITIVE) |
| fc = FC_IGNORE; |
| } |
| |
| print_file(file, indent, "0x%02x, /* %s */\n", |
| fc, string_of_type(fc)); |
| size = 2; /* includes param type prefix */ |
| } |
| else |
| { |
| unsigned short offset = var->typestring_offset; |
| |
| if (!is_interpreted && is_array(var->declspec.type) |
| && type_array_is_decl_as_ptr(var->declspec.type) |
| && type_array_get_ptr_tfsoff(var->declspec.type)) |
| offset = var->declspec.type->typestring_offset; |
| |
| if (is_return) |
| print_file(file, indent, "0x52, /* FC_RETURN_PARAM */\n"); |
| else if (is_in && is_out) |
| print_file(file, indent, "0x50, /* FC_IN_OUT_PARAM */\n"); |
| else if (is_out) |
| print_file(file, indent, "0x51, /* FC_OUT_PARAM */\n"); |
| else |
| print_file(file, indent, "0x4d, /* FC_IN_PARAM */\n"); |
| |
| size = get_stack_size( var, NULL ); |
| print_file(file, indent, "0x%02x,\n", size / pointer_size ); |
| print_file(file, indent, "NdrFcShort(0x%x), /* type offset = %u */\n", offset, offset); |
| size = 4; /* includes param type prefix */ |
| } |
| return size; |
| } |
| |
| int is_interpreted_func( const type_t *iface, const var_t *func ) |
| { |
| const char *str; |
| const var_t *var; |
| const var_list_t *args = type_function_get_args( func->declspec.type ); |
| const type_t *ret_type = type_function_get_rettype( func->declspec.type ); |
| |
| if (type_get_type( ret_type ) == TYPE_BASIC) |
| { |
| switch (type_basic_get_type( ret_type )) |
| { |
| case TYPE_BASIC_INT64: |
| case TYPE_BASIC_HYPER: |
| /* return value must fit in a long_ptr */ |
| if (pointer_size < 8) return 0; |
| break; |
| case TYPE_BASIC_FLOAT: |
| case TYPE_BASIC_DOUBLE: |
| /* floating point values can't be returned */ |
| return 0; |
| default: |
| break; |
| } |
| } |
| if (get_stub_mode() != MODE_Oif && args) |
| { |
| LIST_FOR_EACH_ENTRY( var, args, const var_t, entry ) |
| switch (type_get_type( var->declspec.type )) |
| { |
| case TYPE_BASIC: |
| switch (type_basic_get_type( var->declspec.type )) |
| { |
| /* floating point arguments are not supported in Oi mode */ |
| case TYPE_BASIC_FLOAT: return 0; |
| case TYPE_BASIC_DOUBLE: return 0; |
| default: break; |
| } |
| break; |
| /* unions passed by value are not supported in Oi mode */ |
| case TYPE_UNION: return 0; |
| case TYPE_ENCAPSULATED_UNION: return 0; |
| default: break; |
| } |
| } |
| |
| if ((str = get_attrp( func->attrs, ATTR_OPTIMIZE ))) return !strcmp( str, "i" ); |
| if ((str = get_attrp( iface->attrs, ATTR_OPTIMIZE ))) return !strcmp( str, "i" ); |
| return (get_stub_mode() != MODE_Os); |
| } |
| |
| static void write_proc_func_header( FILE *file, int indent, const type_t *iface, |
| const var_t *func, unsigned int *offset, |
| unsigned short num_proc ) |
| { |
| var_t *var; |
| var_list_t *args = type_function_get_args( func->declspec.type ); |
| unsigned char explicit_fc, implicit_fc; |
| unsigned char handle_flags; |
| const var_t *handle_var = get_func_handle_var( iface, func, &explicit_fc, &implicit_fc ); |
| unsigned char oi_flags = Oi_HAS_RPCFLAGS | Oi_USE_NEW_INIT_ROUTINES; |
| unsigned int rpc_flags = get_rpc_flags( func->attrs ); |
| unsigned int nb_args = 0; |
| unsigned int stack_size = 0; |
| unsigned short param_num = 0; |
| unsigned short handle_stack_offset = 0; |
| unsigned short handle_param_num = 0; |
| |
| if (is_full_pointer_function( func )) oi_flags |= Oi_FULL_PTR_USED; |
| if (is_object( iface )) |
| { |
| oi_flags |= Oi_OBJECT_PROC; |
| if (get_stub_mode() == MODE_Oif) oi_flags |= Oi_OBJ_USE_V2_INTERPRETER; |
| stack_size += pointer_size; |
| } |
| |
| if (args) LIST_FOR_EACH_ENTRY( var, args, var_t, entry ) |
| { |
| if (var == handle_var) |
| { |
| handle_stack_offset = stack_size; |
| handle_param_num = param_num; |
| } |
| stack_size += get_stack_size( var, NULL ); |
| param_num++; |
| nb_args++; |
| } |
| if (!is_void( type_function_get_rettype( func->declspec.type ))) |
| { |
| stack_size += pointer_size; |
| nb_args++; |
| } |
| |
| print_file( file, 0, "/* %u (procedure %s::%s) */\n", *offset, iface->name, func->name ); |
| print_file( file, indent, "0x%02x,\t/* %s */\n", implicit_fc, |
| implicit_fc ? string_of_type(implicit_fc) : "explicit handle" ); |
| print_file( file, indent, "0x%02x,\n", oi_flags ); |
| print_file( file, indent, "NdrFcLong(0x%x),\n", rpc_flags ); |
| print_file( file, indent, "NdrFcShort(0x%hx),\t/* method %hu */\n", num_proc, num_proc ); |
| print_file( file, indent, "NdrFcShort(0x%x),\t/* stack size = %u */\n", stack_size, stack_size ); |
| *offset += 10; |
| |
| if (!implicit_fc) |
| { |
| switch (explicit_fc) |
| { |
| case FC_BIND_PRIMITIVE: |
| handle_flags = 0; |
| print_file( file, indent, "0x%02x,\t/* %s */\n", explicit_fc, string_of_type(explicit_fc) ); |
| print_file( file, indent, "0x%02x,\n", handle_flags ); |
| print_file( file, indent, "NdrFcShort(0x%hx),\t/* stack offset = %hu */\n", |
| handle_stack_offset, handle_stack_offset ); |
| *offset += 4; |
| break; |
| case FC_BIND_GENERIC: |
| handle_flags = type_memsize( handle_var->declspec.type ); |
| print_file( file, indent, "0x%02x,\t/* %s */\n", explicit_fc, string_of_type(explicit_fc) ); |
| print_file( file, indent, "0x%02x,\n", handle_flags ); |
| print_file( file, indent, "NdrFcShort(0x%hx),\t/* stack offset = %hu */\n", |
| handle_stack_offset, handle_stack_offset ); |
| print_file( file, indent, "0x%02x,\n", get_generic_handle_offset( handle_var->declspec.type ) ); |
| print_file( file, indent, "0x%x,\t/* FC_PAD */\n", FC_PAD); |
| *offset += 6; |
| break; |
| case FC_BIND_CONTEXT: |
| handle_flags = get_contexthandle_flags( iface, handle_var->attrs, handle_var->declspec.type, 0 ); |
| print_file( file, indent, "0x%02x,\t/* %s */\n", explicit_fc, string_of_type(explicit_fc) ); |
| print_file( file, indent, "0x%02x,\n", handle_flags ); |
| print_file( file, indent, "NdrFcShort(0x%hx),\t/* stack offset = %hu */\n", |
| handle_stack_offset, handle_stack_offset ); |
| print_file( file, indent, "0x%02x,\n", get_context_handle_offset( handle_var->declspec.type ) ); |
| print_file( file, indent, "0x%02x,\t/* param %hu */\n", handle_param_num, handle_param_num ); |
| *offset += 6; |
| break; |
| } |
| } |
| |
| if (get_stub_mode() == MODE_Oif) |
| { |
| unsigned char oi2_flags = get_func_oi2_flags( func ); |
| unsigned char ext_flags = 0; |
| unsigned int size; |
| |
| if (is_attr( func->attrs, ATTR_NOTIFY )) ext_flags |= 0x08; /* HasNotify */ |
| if (is_attr( func->attrs, ATTR_NOTIFYFLAG )) ext_flags |= 0x10; /* HasNotify2 */ |
| if (iface == type_iface_get_async_iface(iface)) oi2_flags |= 0x20; |
| |
| size = get_function_buffer_size( func, PASS_IN ); |
| print_file( file, indent, "NdrFcShort(0x%x),\t/* client buffer = %u */\n", size, size ); |
| size = get_function_buffer_size( func, PASS_OUT ); |
| print_file( file, indent, "NdrFcShort(0x%x),\t/* server buffer = %u */\n", size, size ); |
| print_file( file, indent, "0x%02x,\n", oi2_flags ); |
| print_file( file, indent, "0x%02x,\t/* %u params */\n", nb_args, nb_args ); |
| print_file( file, indent, "0x%02x,\n", pointer_size == 8 ? 10 : 8 ); |
| print_file( file, indent, "0x%02x,\n", ext_flags ); |
| print_file( file, indent, "NdrFcShort(0x0),\n" ); /* server corr hint */ |
| print_file( file, indent, "NdrFcShort(0x0),\n" ); /* client corr hint */ |
| print_file( file, indent, "NdrFcShort(0x0),\n" ); /* FIXME: notify index */ |
| *offset += 14; |
| if (pointer_size == 8) |
| { |
| unsigned short pos = 0, fpu_mask = 0; |
| |
| if (is_object( iface )) pos += 2; |
| if (args) LIST_FOR_EACH_ENTRY( var, args, var_t, entry ) |
| { |
| if (type_get_type( var->declspec.type ) == TYPE_BASIC) |
| { |
| switch (type_basic_get_type( var->declspec.type )) |
| { |
| case TYPE_BASIC_FLOAT: fpu_mask |= 1 << pos; break; |
| case TYPE_BASIC_DOUBLE: fpu_mask |= 2 << pos; break; |
| default: break; |
| } |
| } |
| pos += 2; |
| if (pos >= 16) break; |
| } |
| print_file( file, indent, "NdrFcShort(0x%x),\n", fpu_mask ); /* floating point mask */ |
| *offset += 2; |
| } |
| } |
| } |
| |
| static void write_procformatstring_func( FILE *file, int indent, const type_t *iface, |
| const var_t *func, unsigned int *offset, |
| unsigned short num_proc ) |
| { |
| unsigned int stack_offset = is_object( iface ) ? pointer_size : 0; |
| int is_interpreted = is_interpreted_func( iface, func ); |
| int is_new_style = is_interpreted && (get_stub_mode() == MODE_Oif); |
| var_t *retval = type_function_get_retval( func->declspec.type ); |
| |
| if (is_interpreted) write_proc_func_header( file, indent, iface, func, offset, num_proc ); |
| |
| /* emit argument data */ |
| if (type_function_get_args(func->declspec.type)) |
| { |
| const var_t *var; |
| LIST_FOR_EACH_ENTRY( var, type_function_get_args(func->declspec.type), const var_t, entry ) |
| { |
| print_file( file, 0, "/* %u (parameter %s) */\n", *offset, var->name ); |
| if (is_new_style) |
| *offset += write_new_procformatstring_type(file, indent, var, FALSE, &stack_offset); |
| else |
| *offset += write_old_procformatstring_type(file, indent, var, FALSE, is_interpreted); |
| } |
| } |
| |
| /* emit return value data */ |
| if (is_void(retval->declspec.type)) |
| { |
| if (!is_new_style) |
| { |
| print_file(file, 0, "/* %u (void) */\n", *offset); |
| print_file(file, indent, "0x5b,\t/* FC_END */\n"); |
| print_file(file, indent, "0x5c,\t/* FC_PAD */\n"); |
| *offset += 2; |
| } |
| } |
| else |
| { |
| print_file( file, 0, "/* %u (return value) */\n", *offset ); |
| if (is_new_style) |
| *offset += write_new_procformatstring_type(file, indent, retval, TRUE, &stack_offset); |
| else |
| *offset += write_old_procformatstring_type(file, indent, retval, TRUE, is_interpreted); |
| } |
| } |
| |
| static void for_each_iface(const statement_list_t *stmts, |
| void (*proc)(type_t *iface, FILE *file, int indent, unsigned int *offset), |
| type_pred_t pred, FILE *file, int indent, unsigned int *offset) |
| { |
| const statement_t *stmt; |
| type_t *iface; |
| |
| if (stmts) LIST_FOR_EACH_ENTRY( stmt, stmts, const statement_t, entry ) |
| { |
| if (stmt->type != STMT_TYPE || type_get_type(stmt->u.type) != TYPE_INTERFACE) |
| continue; |
| iface = stmt->u.type; |
| if (!pred(iface)) continue; |
| proc(iface, file, indent, offset); |
| if (type_iface_get_async_iface(iface)) |
| proc(type_iface_get_async_iface(iface), file, indent, offset); |
| } |
| } |
| |
| static void write_iface_procformatstring(type_t *iface, FILE *file, int indent, unsigned int *offset) |
| { |
| const statement_t *stmt; |
| const type_t *parent = type_iface_get_inherit( iface ); |
| int count = parent ? count_methods( parent ) : 0; |
| |
| STATEMENTS_FOR_EACH_FUNC(stmt, type_iface_get_stmts(iface)) |
| { |
| var_t *func = stmt->u.var; |
| if (is_local(func->attrs)) continue; |
| write_procformatstring_func( file, indent, iface, func, offset, count++ ); |
| } |
| } |
| |
| void write_procformatstring(FILE *file, const statement_list_t *stmts, type_pred_t pred) |
| { |
| int indent = 0; |
| unsigned int offset = 0; |
| |
| print_file(file, indent, "static const MIDL_PROC_FORMAT_STRING __MIDL_ProcFormatString =\n"); |
| print_file(file, indent, "{\n"); |
| indent++; |
| print_file(file, indent, "0,\n"); |
| print_file(file, indent, "{\n"); |
| indent++; |
| |
| for_each_iface(stmts, write_iface_procformatstring, pred, file, indent, &offset); |
| |
| print_file(file, indent, "0x0\n"); |
| indent--; |
| print_file(file, indent, "}\n"); |
| indent--; |
| print_file(file, indent, "};\n"); |
| print_file(file, indent, "\n"); |
| } |
| |
| void write_procformatstring_offsets( FILE *file, const type_t *iface ) |
| { |
| const statement_t *stmt; |
| int indent = 0; |
| |
| print_file( file, indent, "static const unsigned short %s_FormatStringOffsetTable[] =\n", |
| iface->name ); |
| print_file( file, indent, "{\n" ); |
| indent++; |
| STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) ) |
| { |
| var_t *func = stmt->u.var; |
| if (is_local( func->attrs )) continue; |
| print_file( file, indent, "%u, /* %s */\n", func->procstring_offset, func->name ); |
| } |
| indent--; |
| print_file( file, indent, "};\n\n" ); |
| } |
| |
| static int write_base_type(FILE *file, const type_t *type, unsigned int *typestring_offset) |
| { |
| unsigned char fc; |
| |
| if (type_get_type(type) == TYPE_BASIC) |
| fc = get_basic_fc_signed(type); |
| else if (type_get_type(type) == TYPE_ENUM) |
| fc = get_enum_fc(type); |
| else |
| return 0; |
| |
| print_file(file, 2, "0x%02x,\t/* %s */\n", fc, string_of_type(fc)); |
| *typestring_offset += 1; |
| return 1; |
| } |
| |
| /* write conformance / variance descriptor */ |
| static unsigned int write_conf_or_var_desc(FILE *file, const type_t *cont_type, |
| unsigned int baseoff, const type_t *type, |
| const expr_t *expr) |
| { |
| unsigned char operator_type = 0; |
| unsigned char conftype = FC_NORMAL_CONFORMANCE; |
| const char *conftype_string = "field"; |
| const expr_t *subexpr; |
| const type_t *iface = NULL; |
| const char *name; |
| |
| if (!expr) |
| { |
| print_file(file, 2, "NdrFcLong(0xffffffff),\t/* -1 */\n"); |
| return 4; |
| } |
| |
| if (expr->is_const) |
| { |
| if (expr->cval > UCHAR_MAX * (USHRT_MAX + 1) + USHRT_MAX) |
| error("write_conf_or_var_desc: constant value %d is greater than " |
| "the maximum constant size of %d\n", expr->cval, |
| UCHAR_MAX * (USHRT_MAX + 1) + USHRT_MAX); |
| |
| print_file(file, 2, "0x%x, /* Corr desc: constant, val = %d */\n", |
| FC_CONSTANT_CONFORMANCE, expr->cval); |
| print_file(file, 2, "0x%x,\n", expr->cval >> 16); |
| print_file(file, 2, "NdrFcShort(0x%hx),\n", (unsigned short)expr->cval); |
| |
| return 4; |
| } |
| |
| if (!cont_type) /* top-level conformance */ |
| { |
| conftype = FC_TOP_LEVEL_CONFORMANCE; |
| conftype_string = "parameter"; |
| cont_type = current_func->declspec.type; |
| name = current_func->name; |
| iface = current_iface; |
| } |
| else |
| { |
| name = cont_type->name; |
| if (is_ptr(type) || (is_array(type) && type_array_is_decl_as_ptr(type))) |
| { |
| conftype = FC_POINTER_CONFORMANCE; |
| conftype_string = "field pointer"; |
| } |
| } |
| |
| subexpr = expr; |
| switch (subexpr->type) |
| { |
| case EXPR_PPTR: |
| subexpr = subexpr->ref; |
| operator_type = FC_DEREFERENCE; |
| break; |
| case EXPR_DIV: |
| if (subexpr->u.ext->is_const && (subexpr->u.ext->cval == 2)) |
| { |
| subexpr = subexpr->ref; |
| operator_type = FC_DIV_2; |
| } |
| break; |
| case EXPR_MUL: |
| if (subexpr->u.ext->is_const && (subexpr->u.ext->cval == 2)) |
| { |
| subexpr = subexpr->ref; |
| operator_type = FC_MULT_2; |
| } |
| break; |
| case EXPR_SUB: |
| if (subexpr->u.ext->is_const && (subexpr->u.ext->cval == 1)) |
| { |
| subexpr = subexpr->ref; |
| operator_type = FC_SUB_1; |
| } |
| break; |
| case EXPR_ADD: |
| if (subexpr->u.ext->is_const && (subexpr->u.ext->cval == 1)) |
| { |
| subexpr = subexpr->ref; |
| operator_type = FC_ADD_1; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| if (subexpr->type == EXPR_IDENTIFIER) |
| { |
| const type_t *correlation_variable = NULL; |
| unsigned char param_type = 0; |
| unsigned int offset = 0; |
| const var_t *var; |
| struct expr_loc expr_loc; |
| |
| if (type_get_type(cont_type) == TYPE_FUNCTION) |
| { |
| var_list_t *args = type_function_get_args( cont_type ); |
| |
| if (is_object( iface )) offset += pointer_size; |
| if (args) LIST_FOR_EACH_ENTRY( var, args, const var_t, entry ) |
| { |
| if (var->name && !strcmp(var->name, subexpr->u.sval)) |
| { |
| expr_loc.v = var; |
| correlation_variable = var->declspec.type; |
| break; |
| } |
| offset += get_stack_size( var, NULL ); |
| } |
| } |
| else |
| { |
| var_list_t *fields = type_struct_get_fields( cont_type ); |
| |
| if (fields) LIST_FOR_EACH_ENTRY( var, fields, const var_t, entry ) |
| { |
| unsigned int size = field_memsize( var->declspec.type, &offset ); |
| if (var->name && !strcmp(var->name, subexpr->u.sval)) |
| { |
| expr_loc.v = var; |
| correlation_variable = var->declspec.type; |
| break; |
| } |
| offset += size; |
| } |
| } |
| |
| if (!correlation_variable) |
| error("write_conf_or_var_desc: couldn't find variable %s in %s\n", subexpr->u.sval, name); |
| expr_loc.attr = NULL; |
| correlation_variable = expr_resolve_type(&expr_loc, cont_type, expr); |
| |
| offset -= baseoff; |
| |
| if (type_get_type(correlation_variable) == TYPE_BASIC) |
| { |
| switch (get_basic_fc(correlation_variable)) |
| { |
| case FC_CHAR: |
| case FC_SMALL: |
| param_type = FC_SMALL; |
| break; |
| case FC_BYTE: |
| case FC_USMALL: |
| param_type = FC_USMALL; |
| break; |
| case FC_WCHAR: |
| case FC_SHORT: |
| param_type = FC_SHORT; |
| break; |
| case FC_USHORT: |
| param_type = FC_USHORT; |
| break; |
| case FC_LONG: |
| param_type = FC_LONG; |
| break; |
| case FC_ULONG: |
| param_type = FC_ULONG; |
| break; |
| default: |
| error("write_conf_or_var_desc: conformance variable type not supported 0x%x\n", |
| get_basic_fc(correlation_variable)); |
| } |
| } |
| else if (type_get_type(correlation_variable) == TYPE_ENUM) |
| { |
| if (get_enum_fc(correlation_variable) == FC_ENUM32) |
| param_type = FC_LONG; |
| else |
| param_type = FC_SHORT; |
| } |
| else if (type_get_type(correlation_variable) == TYPE_POINTER) |
| { |
| if (pointer_size == 8) |
| param_type = FC_HYPER; |
| else |
| param_type = FC_LONG; |
| } |
| else |
| { |
| error("write_conf_or_var_desc: non-arithmetic type used as correlation variable %s\n", |
| subexpr->u.sval); |
| return 0; |
| } |
| |
| print_file(file, 2, "0x%x,\t/* Corr desc: %s %s, %s */\n", |
| conftype | param_type, conftype_string, subexpr->u.sval, string_of_type(param_type)); |
| print_file(file, 2, "0x%x,\t/* %s */\n", operator_type, |
| operator_type ? string_of_type(operator_type) : "no operators"); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* offset = %d */\n", |
| (unsigned short)offset, offset); |
| } |
| else if (!iface || is_interpreted_func( iface, current_func )) |
| { |
| unsigned int callback_offset = 0; |
| struct expr_eval_routine *eval; |
| int found = 0; |
| |
| LIST_FOR_EACH_ENTRY(eval, &expr_eval_routines, struct expr_eval_routine, entry) |
| { |
| if (eval->cont_type == cont_type || |
| (type_get_type( eval->cont_type ) == type_get_type( cont_type ) && |
| eval->iface == iface && |
| eval->name && name && !strcmp(eval->name, name) && |
| !compare_expr(eval->expr, expr))) |
| { |
| found = 1; |
| break; |
| } |
| callback_offset++; |
| } |
| |
| if (!found) |
| { |
| eval = xmalloc (sizeof(*eval)); |
| eval->iface = iface; |
| eval->cont_type = cont_type; |
| eval->name = xstrdup( name ); |
| eval->baseoff = baseoff; |
| eval->expr = expr; |
| list_add_tail (&expr_eval_routines, &eval->entry); |
| } |
| |
| if (callback_offset > USHRT_MAX) |
| error("Maximum number of callback routines reached\n"); |
| |
| print_file(file, 2, "0x%x,\t/* Corr desc: %s in %s */\n", conftype, conftype_string, name); |
| print_file(file, 2, "0x%x,\t/* %s */\n", FC_CALLBACK, "FC_CALLBACK"); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %u */\n", (unsigned short)callback_offset, callback_offset); |
| } |
| else /* output a dummy corr desc that isn't used */ |
| { |
| print_file(file, 2, "0x%x,\t/* Corr desc: unused for %s */\n", conftype, name); |
| print_file(file, 2, "0x0,\n" ); |
| print_file(file, 2, "NdrFcShort(0x0),\n" ); |
| } |
| return 4; |
| } |
| |
| /* return size and start offset of a data field based on current offset */ |
| static unsigned int field_memsize(const type_t *type, unsigned int *offset) |
| { |
| unsigned int align = 0; |
| unsigned int size = type_memsize_and_alignment( type, &align ); |
| |
| *offset = ROUND_SIZE( *offset, align ); |
| return size; |
| } |
| |
| static unsigned int fields_memsize(const var_list_t *fields, unsigned int *align) |
| { |
| unsigned int size = 0; |
| unsigned int max_align; |
| const var_t *v; |
| |
| if (!fields) return 0; |
| LIST_FOR_EACH_ENTRY( v, fields, const var_t, entry ) |
| { |
| unsigned int falign = 0; |
| unsigned int fsize = type_memsize_and_alignment(v->declspec.type, &falign); |
| if (*align < falign) *align = falign; |
| falign = clamp_align(falign); |
| size = ROUND_SIZE(size, falign); |
| size += fsize; |
| } |
| |
| max_align = clamp_align(*align); |
| size = ROUND_SIZE(size, max_align); |
| |
| return size; |
| } |
| |
| static unsigned int union_memsize(const var_list_t *fields, unsigned int *pmaxa) |
| { |
| unsigned int size, maxs = 0; |
| unsigned int align = *pmaxa; |
| const var_t *v; |
| |
| if (fields) LIST_FOR_EACH_ENTRY( v, fields, const var_t, entry ) |
| { |
| /* we could have an empty default field with NULL type */ |
| if (v->declspec.type) |
| { |
| size = type_memsize_and_alignment(v->declspec.type, &align); |
| if (maxs < size) maxs = size; |
| if (*pmaxa < align) *pmaxa = align; |
| } |
| } |
| |
| return maxs; |
| } |
| |
| unsigned int type_memsize_and_alignment(const type_t *t, unsigned int *align) |
| { |
| unsigned int size = 0; |
| |
| switch (type_get_type(t)) |
| { |
| case TYPE_BASIC: |
| switch (get_basic_fc(t)) |
| { |
| case FC_BYTE: |
| case FC_CHAR: |
| case FC_USMALL: |
| case FC_SMALL: |
| size = 1; |
| if (size > *align) *align = size; |
| break; |
| case FC_WCHAR: |
| case FC_USHORT: |
| case FC_SHORT: |
| size = 2; |
| if (size > *align) *align = size; |
| break; |
| case FC_ULONG: |
| case FC_LONG: |
| case FC_ERROR_STATUS_T: |
| case FC_FLOAT: |
| size = 4; |
| if (size > *align) *align = size; |
| break; |
| case FC_HYPER: |
| case FC_DOUBLE: |
| size = 8; |
| if (size > *align) *align = size; |
| break; |
| case FC_INT3264: |
| case FC_UINT3264: |
| case FC_BIND_PRIMITIVE: |
| assert( pointer_size ); |
| size = pointer_size; |
| if (size > *align) *align = size; |
| break; |
| default: |
| error("type_memsize: Unknown type 0x%x\n", get_basic_fc(t)); |
| size = 0; |
| } |
| break; |
| case TYPE_ENUM: |
| switch (get_enum_fc(t)) |
| { |
| case FC_ENUM16: |
| case FC_ENUM32: |
| size = 4; |
| if (size > *align) *align = size; |
| break; |
| default: |
| error("type_memsize: Unknown enum type\n"); |
| size = 0; |
| } |
| break; |
| case TYPE_STRUCT: |
| size = fields_memsize(type_struct_get_fields(t), align); |
| break; |
| case TYPE_ENCAPSULATED_UNION: |
| size = fields_memsize(type_encapsulated_union_get_fields(t), align); |
| break; |
| case TYPE_UNION: |
| size = union_memsize(type_union_get_cases(t), align); |
| break; |
| case TYPE_POINTER: |
| case TYPE_INTERFACE: |
| assert( pointer_size ); |
| size = pointer_size; |
| if (size > *align) *align = size; |
| break; |
| case TYPE_ARRAY: |
| if (!type_array_is_decl_as_ptr(t)) |
| { |
| if (is_conformant_array(t)) |
| { |
| type_memsize_and_alignment(type_array_get_element_type(t), align); |
| size = 0; |
| } |
| else |
| size = type_array_get_dim(t) * |
| type_memsize_and_alignment(type_array_get_element_type(t), align); |
| } |
| else /* declared as a pointer */ |
| { |
| assert( pointer_size ); |
| size = pointer_size; |
| if (size > *align) *align = size; |
| } |
| break; |
| case TYPE_ALIAS: |
| case TYPE_VOID: |
| case TYPE_COCLASS: |
| case TYPE_MODULE: |
| case TYPE_FUNCTION: |
| case TYPE_BITFIELD: |
| case TYPE_APICONTRACT: |
| case TYPE_RUNTIMECLASS: |
| case TYPE_PARAMETERIZED_TYPE: |
| case TYPE_PARAMETER: |
| case TYPE_DELEGATE: |
| /* these types should not be encountered here due to language |
| * restrictions (interface, void, coclass, module), logical |
| * restrictions (alias - due to type_get_type call above) or |
| * checking restrictions (function, bitfield). */ |
| assert(0); |
| } |
| |
| return size; |
| } |
| |
| unsigned int type_memsize(const type_t *t) |
| { |
| unsigned int align = 0; |
| return type_memsize_and_alignment( t, &align ); |
| } |
| |
| static unsigned int type_buffer_alignment(const type_t *t) |
| { |
| const var_list_t *fields; |
| const var_t *var; |
| unsigned int max = 0, align; |
| |
| switch (type_get_type(t)) |
| { |
| case TYPE_BASIC: |
| switch (get_basic_fc(t)) |
| { |
| case FC_BYTE: |
| case FC_CHAR: |
| case FC_USMALL: |
| case FC_SMALL: |
| return 1; |
| case FC_WCHAR: |
| case FC_USHORT: |
| case FC_SHORT: |
| return 2; |
| case FC_ULONG: |
| case FC_LONG: |
| case FC_ERROR_STATUS_T: |
| case FC_FLOAT: |
| case FC_INT3264: |
| case FC_UINT3264: |
| return 4; |
| case FC_HYPER: |
| case FC_DOUBLE: |
| return 8; |
| default: |
| error("type_buffer_alignment: Unknown type 0x%x\n", get_basic_fc(t)); |
| } |
| break; |
| case TYPE_ENUM: |
| switch (get_enum_fc(t)) |
| { |
| case FC_ENUM16: |
| return 2; |
| case FC_ENUM32: |
| return 4; |
| default: |
| error("type_buffer_alignment: Unknown enum type\n"); |
| } |
| break; |
| case TYPE_STRUCT: |
| if (!(fields = type_struct_get_fields(t))) break; |
| LIST_FOR_EACH_ENTRY( var, fields, const var_t, entry ) |
| { |
| if (!var->declspec.type) continue; |
| align = type_buffer_alignment( var->declspec.type ); |
| if (max < align) max = align; |
| } |
| break; |
| case TYPE_ENCAPSULATED_UNION: |
| if (!(fields = type_encapsulated_union_get_fields(t))) break; |
| LIST_FOR_EACH_ENTRY( var, fields, const var_t, entry ) |
| { |
| if (!var->declspec.type) continue; |
| align = type_buffer_alignment( var->declspec.type ); |
| if (max < align) max = align; |
| } |
| break; |
| case TYPE_UNION: |
| if (!(fields = type_union_get_cases(t))) break; |
| LIST_FOR_EACH_ENTRY( var, fields, const var_t, entry ) |
| { |
| if (!var->declspec.type) continue; |
| align = type_buffer_alignment( var->declspec.type ); |
| if (max < align) max = align; |
| } |
| break; |
| case TYPE_ARRAY: |
| if (!type_array_is_decl_as_ptr(t)) |
| return type_buffer_alignment( type_array_get_element_type(t) ); |
| /* else fall through */ |
| case TYPE_POINTER: |
| return 4; |
| case TYPE_INTERFACE: |
| case TYPE_ALIAS: |
| case TYPE_VOID: |
| case TYPE_COCLASS: |
| case TYPE_MODULE: |
| case TYPE_FUNCTION: |
| case TYPE_BITFIELD: |
| case TYPE_APICONTRACT: |
| case TYPE_RUNTIMECLASS: |
| case TYPE_PARAMETERIZED_TYPE: |
| case TYPE_PARAMETER: |
| case TYPE_DELEGATE: |
| /* these types should not be encountered here due to language |
| * restrictions (interface, void, coclass, module), logical |
| * restrictions (alias - due to type_get_type call above) or |
| * checking restrictions (function, bitfield). */ |
| assert(0); |
| } |
| return max; |
| } |
| |
| int is_full_pointer_function(const var_t *func) |
| { |
| const var_t *var; |
| if (type_has_full_pointer(type_function_get_rettype(func->declspec.type), func->attrs, TRUE)) |
| return TRUE; |
| if (!type_function_get_args(func->declspec.type)) |
| return FALSE; |
| LIST_FOR_EACH_ENTRY( var, type_function_get_args(func->declspec.type), const var_t, entry ) |
| if (type_has_full_pointer( var->declspec.type, var->attrs, TRUE )) |
| return TRUE; |
| return FALSE; |
| } |
| |
| void write_full_pointer_init(FILE *file, int indent, const var_t *func, int is_server) |
| { |
| print_file(file, indent, "__frame->_StubMsg.FullPtrXlatTables = NdrFullPointerXlatInit(0,%s);\n", |
| is_server ? "XLAT_SERVER" : "XLAT_CLIENT"); |
| fprintf(file, "\n"); |
| } |
| |
| void write_full_pointer_free(FILE *file, int indent, const var_t *func) |
| { |
| print_file(file, indent, "NdrFullPointerXlatFree(__frame->_StubMsg.FullPtrXlatTables);\n"); |
| fprintf(file, "\n"); |
| } |
| |
| static unsigned int write_nonsimple_pointer(FILE *file, const attr_list_t *attrs, |
| const type_t *type, |
| enum type_context context, |
| unsigned int offset, |
| unsigned int *typeformat_offset) |
| { |
| unsigned int start_offset = *typeformat_offset; |
| short reloff = offset - (*typeformat_offset + 2); |
| int in_attr, out_attr; |
| int pointer_type; |
| unsigned char flags = 0; |
| |
| pointer_type = get_pointer_fc_context(type, attrs, context); |
| |
| in_attr = is_attr(attrs, ATTR_IN); |
| out_attr = is_attr(attrs, ATTR_OUT); |
| if (!in_attr && !out_attr) in_attr = 1; |
| |
| if (!is_interpreted_func(current_iface, current_func)) |
| { |
| if (out_attr && !in_attr && pointer_type == FC_RP) |
| flags |= FC_ALLOCED_ON_STACK; |
| } |
| else if (get_stub_mode() == MODE_Oif) |
| { |
| if (context == TYPE_CONTEXT_TOPLEVELPARAM && is_ptr(type) && pointer_type == FC_RP) |
| { |
| switch (typegen_detect_type(type_pointer_get_ref_type(type), NULL, TDT_ALL_TYPES)) |
| { |
| case TGT_STRING: |
| case TGT_POINTER: |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| case TGT_ARRAY: |
| flags |= FC_ALLOCED_ON_STACK; |
| break; |
| case TGT_IFACE_POINTER: |
| if (in_attr && out_attr) |
| flags |= FC_ALLOCED_ON_STACK; |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| |
| if (is_ptr(type)) |
| { |
| type_t *ref = type_pointer_get_ref_type(type); |
| if(is_declptr(ref) && !is_user_type(ref)) |
| flags |= FC_POINTER_DEREF; |
| if (pointer_type != FC_RP) { |
| flags |= get_attrv(type->attrs, ATTR_ALLOCATE); |
| } |
| } |
| |
| print_file(file, 2, "0x%x, 0x%x,\t\t/* %s", |
| pointer_type, |
| flags, |
| string_of_type(pointer_type)); |
| if (file) |
| { |
| if (flags & FC_ALLOCED_ON_STACK) |
| fprintf(file, " [allocated_on_stack]"); |
| if (flags & FC_POINTER_DEREF) |
| fprintf(file, " [pointer_deref]"); |
| if (flags & FC_DONT_FREE) |
| fprintf(file, " [dont_free]"); |
| if (flags & FC_ALLOCATE_ALL_NODES) |
| fprintf(file, " [all_nodes]"); |
| fprintf(file, " */\n"); |
| } |
| |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %hd (%u) */\n", reloff, reloff, offset); |
| *typeformat_offset += 4; |
| |
| return start_offset; |
| } |
| |
| static unsigned int write_simple_pointer(FILE *file, const attr_list_t *attrs, |
| const type_t *type, enum type_context context) |
| { |
| unsigned char fc; |
| unsigned char pointer_fc; |
| const type_t *ref; |
| int in_attr = is_attr(attrs, ATTR_IN); |
| int out_attr = is_attr(attrs, ATTR_OUT); |
| unsigned char flags = FC_SIMPLE_POINTER; |
| |
| /* for historical reasons, write_simple_pointer also handled string types, |
| * but no longer does. catch bad uses of the function with this check */ |
| if (is_string_type(attrs, type)) |
| error("write_simple_pointer: can't handle type %s which is a string type\n", type->name); |
| |
| pointer_fc = get_pointer_fc_context(type, attrs, context); |
| |
| ref = type_pointer_get_ref_type(type); |
| if (type_get_type(ref) == TYPE_ENUM) |
| fc = get_enum_fc(ref); |
| else |
| fc = get_basic_fc(ref); |
| |
| if (!is_interpreted_func(current_iface, current_func)) |
| { |
| if (out_attr && !in_attr && pointer_fc == FC_RP) |
| flags |= FC_ALLOCED_ON_STACK; |
| } |
| else if (get_stub_mode() == MODE_Oif) |
| { |
| if (context == TYPE_CONTEXT_TOPLEVELPARAM && fc == FC_ENUM16 && pointer_fc == FC_RP) |
| flags |= FC_ALLOCED_ON_STACK; |
| } |
| |
| print_file(file, 2, "0x%02x, 0x%x,\t/* %s %s[simple_pointer] */\n", |
| pointer_fc, flags, string_of_type(pointer_fc), |
| flags & FC_ALLOCED_ON_STACK ? "[allocated_on_stack] " : ""); |
| print_file(file, 2, "0x%02x,\t/* %s */\n", fc, string_of_type(fc)); |
| print_file(file, 2, "0x5c,\t/* FC_PAD */\n"); |
| return 4; |
| } |
| |
| static void print_start_tfs_comment(FILE *file, type_t *t, unsigned int tfsoff) |
| { |
| const decl_spec_t ds = {.type = t}; |
| print_file(file, 0, "/* %u (", tfsoff); |
| write_type_decl(file, &ds, NULL); |
| print_file(file, 0, ") */\n"); |
| } |
| |
| static unsigned int write_pointer_tfs(FILE *file, const attr_list_t *attrs, |
| type_t *type, unsigned int ref_offset, |
| enum type_context context, |
| unsigned int *typestring_offset) |
| { |
| unsigned int offset = *typestring_offset; |
| type_t *ref = type_pointer_get_ref_type(type); |
| |
| print_start_tfs_comment(file, type, offset); |
| update_tfsoff(type, offset, file); |
| |
| switch (typegen_detect_type(ref, attrs, TDT_ALL_TYPES)) |
| { |
| case TGT_BASIC: |
| case TGT_ENUM: |
| *typestring_offset += write_simple_pointer(file, attrs, type, context); |
| break; |
| default: |
| if (ref_offset) |
| write_nonsimple_pointer(file, attrs, type, context, ref_offset, typestring_offset); |
| break; |
| } |
| |
| return offset; |
| } |
| |
| static int processed(const type_t *type) |
| { |
| return type->typestring_offset && !type->tfswrite; |
| } |
| |
| static int user_type_has_variable_size(const type_t *t) |
| { |
| if (is_ptr(t)) |
| return TRUE; |
| else if (type_get_type(t) == TYPE_STRUCT) |
| { |
| switch (get_struct_fc(t)) |
| { |
| case FC_PSTRUCT: |
| case FC_CSTRUCT: |
| case FC_CPSTRUCT: |
| case FC_CVSTRUCT: |
| return TRUE; |
| } |
| } |
| /* Note: Since this only applies to user types, we can't have a conformant |
| array here, and strings should get filed under pointer in this case. */ |
| return FALSE; |
| } |
| |
| static unsigned int write_user_tfs(FILE *file, type_t *type, unsigned int *tfsoff) |
| { |
| unsigned int start, absoff, flags; |
| const char *name = NULL; |
| type_t *utype = get_user_type(type, &name); |
| unsigned int usize = type_memsize(utype); |
| unsigned int ualign = type_buffer_alignment(utype); |
| unsigned int size = type_memsize(type); |
| unsigned short funoff = user_type_offset(name); |
| short reloff; |
| |
| if (processed(type)) return type->typestring_offset; |
| |
| guard_rec(type); |
| |
| if(user_type_has_variable_size(utype)) usize = 0; |
| |
| if (type_get_type(utype) == TYPE_BASIC || |
| type_get_type(utype) == TYPE_ENUM) |
| { |
| unsigned char fc; |
| |
| if (type_get_type(utype) == TYPE_ENUM) |
| fc = get_enum_fc(utype); |
| else |
| fc = get_basic_fc(utype); |
| |
| absoff = *tfsoff; |
| print_start_tfs_comment(file, utype, absoff); |
| print_file(file, 2, "0x%x,\t/* %s */\n", fc, string_of_type(fc)); |
| print_file(file, 2, "0x5c,\t/* FC_PAD */\n"); |
| *tfsoff += 2; |
| } |
| else |
| { |
| if (!processed(utype)) |
| write_embedded_types(file, NULL, utype, utype->name, TRUE, tfsoff); |
| absoff = utype->typestring_offset; |
| } |
| |
| if (type_get_type(utype) == TYPE_POINTER && get_pointer_fc(utype, NULL, FALSE) == FC_RP) |
| flags = 0x40; |
| else if (type_get_type(utype) == TYPE_POINTER && get_pointer_fc(utype, NULL, FALSE) == FC_UP) |
| flags = 0x80; |
| else |
| flags = 0; |
| |
| start = *tfsoff; |
| update_tfsoff(type, start, file); |
| print_start_tfs_comment(file, type, start); |
| print_file(file, 2, "0x%x,\t/* FC_USER_MARSHAL */\n", FC_USER_MARSHAL); |
| print_file(file, 2, "0x%x,\t/* Alignment= %d, Flags= %02x */\n", |
| flags | (ualign - 1), ualign - 1, flags); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Function offset= %hu */\n", funoff, funoff); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %u */\n", (unsigned short)size, size); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %u */\n", (unsigned short)usize, usize); |
| *tfsoff += 8; |
| reloff = absoff - *tfsoff; |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %hd (%u) */\n", reloff, reloff, absoff); |
| *tfsoff += 2; |
| return start; |
| } |
| |
| static void write_member_type(FILE *file, const type_t *cont, |
| int cont_is_complex, const attr_list_t *attrs, |
| const type_t *type, unsigned int *corroff, |
| unsigned int *tfsoff) |
| { |
| if (is_embedded_complex(type) && !is_conformant_array(type)) |
| { |
| unsigned int absoff; |
| short reloff; |
| |
| if (type_get_type(type) == TYPE_UNION && is_attr(attrs, ATTR_SWITCHIS)) |
| { |
| absoff = *corroff; |
| *corroff += 8; |
| } |
| else |
| { |
| absoff = type->typestring_offset; |
| } |
| reloff = absoff - (*tfsoff + 2); |
| |
| print_file(file, 2, "0x4c,\t/* FC_EMBEDDED_COMPLEX */\n"); |
| /* padding is represented using FC_STRUCTPAD* types, so presumably |
| * this is left over in the format for historical purposes in MIDL |
| * or rpcrt4. */ |
| print_file(file, 2, "0x0,\n"); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %hd (%u) */\n", |
| reloff, reloff, absoff); |
| *tfsoff += 4; |
| } |
| else if (is_ptr(type) || is_conformant_array(type)) |
| { |
| unsigned char fc = cont_is_complex ? FC_POINTER : FC_LONG; |
| print_file(file, 2, "0x%x,\t/* %s */\n", fc, string_of_type(fc)); |
| *tfsoff += 1; |
| } |
| else if (!write_base_type(file, type, tfsoff)) |
| error("Unsupported member type %d\n", type_get_type(type)); |
| } |
| |
| static void write_array_element_type(FILE *file, const attr_list_t *attrs, const type_t *type, |
| int cont_is_complex, unsigned int *tfsoff) |
| { |
| type_t *elem = type_array_get_element_type(type); |
| |
| if (!is_embedded_complex(elem) && is_ptr(elem)) |
| { |
| type_t *ref = type_pointer_get_ref_type(elem); |
| |
| if (processed(ref)) |
| { |
| write_nonsimple_pointer(file, NULL, elem, TYPE_CONTEXT_CONTAINER, |
| ref->typestring_offset, tfsoff); |
| return; |
| } |
| if (cont_is_complex && is_string_type(attrs, elem)) |
| { |
| write_string_tfs(file, NULL, elem, TYPE_CONTEXT_CONTAINER, NULL, tfsoff); |
| return; |
| } |
| if (!is_string_type(NULL, elem) && |
| (type_get_type(ref) == TYPE_BASIC || type_get_type(ref) == TYPE_ENUM)) |
| { |
| *tfsoff += write_simple_pointer(file, NULL, elem, TYPE_CONTEXT_CONTAINER); |
| return; |
| } |
| } |
| write_member_type(file, type, cont_is_complex, NULL, elem, NULL, tfsoff); |
| } |
| |
| static void write_end(FILE *file, unsigned int *tfsoff) |
| { |
| if (*tfsoff % 2 == 0) |
| { |
| print_file(file, 2, "0x%x,\t/* FC_PAD */\n", FC_PAD); |
| *tfsoff += 1; |
| } |
| print_file(file, 2, "0x%x,\t/* FC_END */\n", FC_END); |
| *tfsoff += 1; |
| } |
| |
| static void write_descriptors(FILE *file, type_t *type, unsigned int *tfsoff) |
| { |
| unsigned int offset = 0; |
| var_list_t *fs = type_struct_get_fields(type); |
| var_t *f; |
| |
| if (fs) LIST_FOR_EACH_ENTRY(f, fs, var_t, entry) |
| { |
| type_t *ft = f->declspec.type; |
| unsigned int size = field_memsize( ft, &offset ); |
| if (type_get_type(ft) == TYPE_UNION && is_attr(f->attrs, ATTR_SWITCHIS)) |
| { |
| short reloff; |
| unsigned int absoff = ft->typestring_offset; |
| if (is_attr(ft->attrs, ATTR_SWITCHTYPE)) |
| absoff += 8; /* we already have a corr descr, skip it */ |
| reloff = absoff - (*tfsoff + 6); |
| print_file(file, 0, "/* %d */\n", *tfsoff); |
| print_file(file, 2, "0x%x,\t/* FC_NON_ENCAPSULATED_UNION */\n", FC_NON_ENCAPSULATED_UNION); |
| print_file(file, 2, "0x%x,\t/* FIXME: always FC_LONG */\n", FC_LONG); |
| write_conf_or_var_desc(file, current_structure, offset, ft, |
| get_attrp(f->attrs, ATTR_SWITCHIS)); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %hd (%u) */\n", |
| (unsigned short)reloff, reloff, absoff); |
| *tfsoff += 8; |
| } |
| offset += size; |
| } |
| } |
| |
| static int write_pointer_description_offsets( |
| FILE *file, const attr_list_t *attrs, type_t *type, |
| unsigned int *offset_in_memory, unsigned int *offset_in_buffer, |
| unsigned int *typestring_offset) |
| { |
| int written = 0; |
| |
| if ((is_ptr(type) && type_get_type(type_pointer_get_ref_type(type)) != TYPE_INTERFACE) || |
| (is_array(type) && type_array_is_decl_as_ptr(type))) |
| { |
| if (offset_in_memory && offset_in_buffer) |
| { |
| unsigned int memsize; |
| |
| /* pointer instance |
| * |
| * note that MSDN states that for pointer layouts in structures, |
| * this is a negative offset from the end of the structure, but |
| * this statement is incorrect. all offsets are positive */ |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Memory offset = %d */\n", (unsigned short)*offset_in_memory, *offset_in_memory); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Buffer offset = %d */\n", (unsigned short)*offset_in_buffer, *offset_in_buffer); |
| |
| memsize = type_memsize(type); |
| *offset_in_memory += memsize; |
| /* increment these separately as in the case of conformant (varying) |
| * structures these start at different values */ |
| *offset_in_buffer += memsize; |
| } |
| *typestring_offset += 4; |
| |
| if (is_ptr(type)) |
| { |
| type_t *ref = type_pointer_get_ref_type(type); |
| |
| if (is_string_type(attrs, type)) |
| write_string_tfs(file, attrs, type, TYPE_CONTEXT_CONTAINER, NULL, typestring_offset); |
| else if (processed(ref)) |
| write_nonsimple_pointer(file, attrs, type, TYPE_CONTEXT_CONTAINER, |
| ref->typestring_offset, typestring_offset); |
| else if (type_get_type(ref) == TYPE_BASIC || type_get_type(ref) == TYPE_ENUM) |
| *typestring_offset += write_simple_pointer(file, attrs, type, TYPE_CONTEXT_CONTAINER); |
| else |
| error("write_pointer_description_offsets: type format string unknown\n"); |
| } |
| else |
| { |
| unsigned int offset = type->typestring_offset; |
| /* skip over the pointer that is written for strings, since a |
| * pointer has to be written in-place here */ |
| if (is_string_type(attrs, type)) |
| offset += 4; |
| write_nonsimple_pointer(file, attrs, type, TYPE_CONTEXT_CONTAINER, offset, typestring_offset); |
| } |
| |
| return 1; |
| } |
| |
| if (is_array(type)) |
| { |
| return write_pointer_description_offsets( |
| file, attrs, type_array_get_element_type(type), offset_in_memory, |
| offset_in_buffer, typestring_offset); |
| } |
| else if (is_non_complex_struct(type)) |
| { |
| /* otherwise search for interesting fields to parse */ |
| const var_t *v; |
| LIST_FOR_EACH_ENTRY( v, type_struct_get_fields(type), const var_t, entry ) |
| { |
| if (offset_in_memory && offset_in_buffer) |
| { |
| unsigned int padding; |
| unsigned int align = 0; |
| type_memsize_and_alignment(v->declspec.type, &align); |
| padding = ROUNDING(*offset_in_memory, align); |
| *offset_in_memory += padding; |
| *offset_in_buffer += padding; |
| } |
| written += write_pointer_description_offsets( |
| file, v->attrs, v->declspec.type, offset_in_memory, offset_in_buffer, |
| typestring_offset); |
| } |
| } |
| else |
| { |
| if (offset_in_memory && offset_in_buffer) |
| { |
| unsigned int memsize = type_memsize(type); |
| *offset_in_memory += memsize; |
| /* increment these separately as in the case of conformant (varying) |
| * structures these start at different values */ |
| *offset_in_buffer += memsize; |
| } |
| } |
| |
| return written; |
| } |
| |
| static int write_no_repeat_pointer_descriptions( |
| FILE *file, const attr_list_t *attrs, type_t *type, |
| unsigned int *offset_in_memory, unsigned int *offset_in_buffer, |
| unsigned int *typestring_offset) |
| { |
| int written = 0; |
| |
| if (is_ptr(type) || |
| (is_conformant_array(type) && type_array_is_decl_as_ptr(type))) |
| { |
| print_file(file, 2, "0x%02x, /* FC_NO_REPEAT */\n", FC_NO_REPEAT); |
| print_file(file, 2, "0x%02x, /* FC_PAD */\n", FC_PAD); |
| *typestring_offset += 2; |
| |
| return write_pointer_description_offsets(file, attrs, type, |
| offset_in_memory, offset_in_buffer, typestring_offset); |
| } |
| |
| if (is_non_complex_struct(type)) |
| { |
| const var_t *v; |
| LIST_FOR_EACH_ENTRY( v, type_struct_get_fields(type), const var_t, entry ) |
| { |
| if (offset_in_memory && offset_in_buffer) |
| { |
| unsigned int padding; |
| unsigned int align = 0; |
| type_memsize_and_alignment(v->declspec.type, &align); |
| padding = ROUNDING(*offset_in_memory, align); |
| *offset_in_memory += padding; |
| *offset_in_buffer += padding; |
| } |
| written += write_no_repeat_pointer_descriptions( |
| file, v->attrs, v->declspec.type, |
| offset_in_memory, offset_in_buffer, typestring_offset); |
| } |
| } |
| else |
| { |
| unsigned int memsize = type_memsize(type); |
| *offset_in_memory += memsize; |
| /* increment these separately as in the case of conformant (varying) |
| * structures these start at different values */ |
| *offset_in_buffer += memsize; |
| } |
| |
| return written; |
| } |
| |
| /* Note: if file is NULL return value is number of pointers to write, else |
| * it is the number of type format characters written */ |
| static int write_fixed_array_pointer_descriptions( |
| FILE *file, const attr_list_t *attrs, type_t *type, |
| unsigned int *offset_in_memory, unsigned int *offset_in_buffer, |
| unsigned int *typestring_offset) |
| { |
| int pointer_count = 0; |
| |
| if (type_get_type(type) == TYPE_ARRAY && |
| !type_array_has_conformance(type) && !type_array_has_variance(type)) |
| { |
| unsigned int temp = 0; |
| /* unfortunately, this needs to be done in two passes to avoid |
| * writing out redundant FC_FIXED_REPEAT descriptions */ |
| pointer_count = write_pointer_description_offsets( |
| NULL, attrs, type_array_get_element_type(type), NULL, NULL, &temp); |
| if (pointer_count > 0) |
| { |
| unsigned int increment_size; |
| unsigned int offset_of_array_pointer_mem = 0; |
| unsigned int offset_of_array_pointer_buf = 0; |
| |
| increment_size = type_memsize(type_array_get_element_type(type)); |
| |
| print_file(file, 2, "0x%02x, /* FC_FIXED_REPEAT */\n", FC_FIXED_REPEAT); |
| print_file(file, 2, "0x%02x, /* FC_PAD */\n", FC_PAD); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Iterations = %d */\n", (unsigned short)type_array_get_dim(type), type_array_get_dim(type)); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Increment = %d */\n", (unsigned short)increment_size, increment_size); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset to array = %d */\n", (unsigned short)*offset_in_memory, *offset_in_memory); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Number of pointers = %d */\n", (unsigned short)pointer_count, pointer_count); |
| *typestring_offset += 10; |
| |
| pointer_count = write_pointer_description_offsets( |
| file, attrs, type, &offset_of_array_pointer_mem, |
| &offset_of_array_pointer_buf, typestring_offset); |
| } |
| } |
| else if (type_get_type(type) == TYPE_STRUCT) |
| { |
| const var_t *v; |
| LIST_FOR_EACH_ENTRY( v, type_struct_get_fields(type), const var_t, entry ) |
| { |
| if (offset_in_memory && offset_in_buffer) |
| { |
| unsigned int padding; |
| unsigned int align = 0; |
| type_memsize_and_alignment(v->declspec.type, &align); |
| padding = ROUNDING(*offset_in_memory, align); |
| *offset_in_memory += padding; |
| *offset_in_buffer += padding; |
| } |
| pointer_count += write_fixed_array_pointer_descriptions( |
| file, v->attrs, v->declspec.type, offset_in_memory, offset_in_buffer, |
| typestring_offset); |
| } |
| } |
| else |
| { |
| if (offset_in_memory && offset_in_buffer) |
| { |
| unsigned int memsize; |
| memsize = type_memsize(type); |
| *offset_in_memory += memsize; |
| /* increment these separately as in the case of conformant (varying) |
| * structures these start at different values */ |
| *offset_in_buffer += memsize; |
| } |
| } |
| |
| return pointer_count; |
| } |
| |
| /* Note: if file is NULL return value is number of pointers to write, else |
| * it is the number of type format characters written */ |
| static int write_conformant_array_pointer_descriptions( |
| FILE *file, const attr_list_t *attrs, type_t *type, |
| unsigned int offset_in_memory, unsigned int *typestring_offset) |
| { |
| int pointer_count = 0; |
| |
| if (is_conformant_array(type) && !type_array_has_variance(type)) |
| { |
| unsigned int temp = 0; |
| /* unfortunately, this needs to be done in two passes to avoid |
| * writing out redundant FC_VARIABLE_REPEAT descriptions */ |
| pointer_count = write_pointer_description_offsets( |
| NULL, attrs, type_array_get_element_type(type), NULL, NULL, &temp); |
| if (pointer_count > 0) |
| { |
| unsigned int increment_size; |
| unsigned int offset_of_array_pointer_mem = offset_in_memory; |
| unsigned int offset_of_array_pointer_buf = offset_in_memory; |
| |
| increment_size = type_memsize(type_array_get_element_type(type)); |
| |
| if (increment_size > USHRT_MAX) |
| error("array size of %u bytes is too large\n", increment_size); |
| |
| print_file(file, 2, "0x%02x, /* FC_VARIABLE_REPEAT */\n", FC_VARIABLE_REPEAT); |
| print_file(file, 2, "0x%02x, /* FC_FIXED_OFFSET */\n", FC_FIXED_OFFSET); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Increment = %d */\n", (unsigned short)increment_size, increment_size); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset to array = %d */\n", (unsigned short)offset_in_memory, offset_in_memory); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Number of pointers = %d */\n", (unsigned short)pointer_count, pointer_count); |
| *typestring_offset += 8; |
| |
| pointer_count = write_pointer_description_offsets( |
| file, attrs, type_array_get_element_type(type), |
| &offset_of_array_pointer_mem, &offset_of_array_pointer_buf, |
| typestring_offset); |
| } |
| } |
| |
| return pointer_count; |
| } |
| |
| /* Note: if file is NULL return value is number of pointers to write, else |
| * it is the number of type format characters written */ |
| static int write_varying_array_pointer_descriptions( |
| FILE *file, const attr_list_t *attrs, type_t *type, |
| unsigned int *offset_in_memory, unsigned int *offset_in_buffer, |
| unsigned int *typestring_offset) |
| { |
| int pointer_count = 0; |
| |
| if (is_array(type) && type_array_has_variance(type)) |
| { |
| unsigned int temp = 0; |
| /* unfortunately, this needs to be done in two passes to avoid |
| * writing out redundant FC_VARIABLE_REPEAT descriptions */ |
| pointer_count = write_pointer_description_offsets( |
| NULL, attrs, type_array_get_element_type(type), NULL, NULL, &temp); |
| if (pointer_count > 0) |
| { |
| unsigned int increment_size; |
| |
| increment_size = type_memsize(type_array_get_element_type(type)); |
| |
| if (increment_size > USHRT_MAX) |
| error("array size of %u bytes is too large\n", increment_size); |
| |
| print_file(file, 2, "0x%02x, /* FC_VARIABLE_REPEAT */\n", FC_VARIABLE_REPEAT); |
| print_file(file, 2, "0x%02x, /* FC_VARIABLE_OFFSET */\n", FC_VARIABLE_OFFSET); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Increment = %d */\n", (unsigned short)increment_size, increment_size); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset to array = %d */\n", (unsigned short)*offset_in_memory, *offset_in_memory); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Number of pointers = %d */\n", (unsigned short)pointer_count, pointer_count); |
| *typestring_offset += 8; |
| |
| pointer_count = write_pointer_description_offsets( |
| file, attrs, type_array_get_element_type(type), offset_in_memory, |
| offset_in_buffer, typestring_offset); |
| } |
| } |
| else if (type_get_type(type) == TYPE_STRUCT) |
| { |
| const var_t *v; |
| LIST_FOR_EACH_ENTRY( v, type_struct_get_fields(type), const var_t, entry ) |
| { |
| if (offset_in_memory && offset_in_buffer) |
| { |
| unsigned int align = 0, padding; |
| |
| if (is_array(v->declspec.type) && type_array_has_variance(v->declspec.type)) |
| { |
| *offset_in_buffer = ROUND_SIZE(*offset_in_buffer, 4); |
| /* skip over variance and offset in buffer */ |
| *offset_in_buffer += 8; |
| } |
| |
| type_memsize_and_alignment(v->declspec.type, &align); |
| padding = ROUNDING(*offset_in_memory, align); |
| *offset_in_memory += padding; |
| *offset_in_buffer += padding; |
| } |
| pointer_count += write_varying_array_pointer_descriptions( |
| file, v->attrs, v->declspec.type, offset_in_memory, offset_in_buffer, |
| typestring_offset); |
| } |
| } |
| else |
| { |
| if (offset_in_memory && offset_in_buffer) |
| { |
| unsigned int memsize = type_memsize(type); |
| *offset_in_memory += memsize; |
| /* increment these separately as in the case of conformant (varying) |
| * structures these start at different values */ |
| *offset_in_buffer += memsize; |
| } |
| } |
| |
| return pointer_count; |
| } |
| |
| static void write_pointer_description(FILE *file, const attr_list_t *attrs, type_t *type, |
| unsigned int *typestring_offset) |
| { |
| unsigned int offset_in_buffer; |
| unsigned int offset_in_memory; |
| |
| /* pass 1: search for single instance of a pointer (i.e. don't descend |
| * into arrays) */ |
| if (!is_array(type)) |
| { |
| offset_in_memory = 0; |
| offset_in_buffer = 0; |
| write_no_repeat_pointer_descriptions( |
| file, NULL, type, |
| &offset_in_memory, &offset_in_buffer, typestring_offset); |
| } |
| |
| /* pass 2: search for pointers in fixed arrays */ |
| offset_in_memory = 0; |
| offset_in_buffer = 0; |
| write_fixed_array_pointer_descriptions( |
| file, NULL, type, |
| &offset_in_memory, &offset_in_buffer, typestring_offset); |
| |
| /* pass 3: search for pointers in conformant only arrays (but don't descend |
| * into conformant varying or varying arrays) */ |
| if (is_conformant_array(type) && |
| (type_array_is_decl_as_ptr(type) || !current_structure)) |
| write_conformant_array_pointer_descriptions( |
| file, attrs, type, 0, typestring_offset); |
| else if (type_get_type(type) == TYPE_STRUCT && |
| get_struct_fc(type) == FC_CPSTRUCT) |
| { |
| type_t *carray = find_array_or_string_in_struct(type)->declspec.type; |
| write_conformant_array_pointer_descriptions( file, NULL, carray, |
| type_memsize(type), typestring_offset); |
| } |
| |
| /* pass 4: search for pointers in varying arrays */ |
| offset_in_memory = 0; |
| offset_in_buffer = 0; |
| write_varying_array_pointer_descriptions( |
| file, NULL, type, |
| &offset_in_memory, &offset_in_buffer, typestring_offset); |
| } |
| |
| static unsigned int write_string_tfs(FILE *file, const attr_list_t *attrs, |
| type_t *type, enum type_context context, |
| const char *name, unsigned int *typestring_offset) |
| { |
| unsigned int start_offset; |
| unsigned char rtype; |
| type_t *elem_type; |
| int is_processed = processed(type); |
| |
| start_offset = *typestring_offset; |
| |
| if (is_declptr(type)) |
| { |
| unsigned char flag = is_conformant_array(type) ? 0 : FC_SIMPLE_POINTER; |
| int pointer_type = get_pointer_fc_context(type, attrs, context); |
| if (!pointer_type) |
| pointer_type = FC_RP; |
| print_start_tfs_comment(file, type, *typestring_offset); |
| print_file(file, 2,"0x%x, 0x%x,\t/* %s%s */\n", |
| pointer_type, flag, string_of_type(pointer_type), |
| flag ? " [simple_pointer]" : ""); |
| *typestring_offset += 2; |
| if (!flag) |
| { |
| print_file(file, 2, "NdrFcShort(0x2),\n"); |
| *typestring_offset += 2; |
| } |
| is_processed = FALSE; |
| } |
| |
| if (is_array(type)) |
| elem_type = type_array_get_element_type(type); |
| else |
| elem_type = type_pointer_get_ref_type(type); |
| |
| if (type_get_type(elem_type) == TYPE_POINTER && is_array(type)) |
| return write_array_tfs(file, attrs, type, name, typestring_offset); |
| |
| if (type_get_type(elem_type) != TYPE_BASIC) |
| { |
| error("write_string_tfs: Unimplemented for non-basic type %s\n", name); |
| return start_offset; |
| } |
| |
| rtype = get_basic_fc(elem_type); |
| if ((rtype != FC_BYTE) && (rtype != FC_CHAR) && (rtype != FC_WCHAR)) |
| { |
| error("write_string_tfs: Unimplemented for type 0x%x of name: %s\n", rtype, name); |
| return start_offset; |
| } |
| |
| if (type_get_type(type) == TYPE_ARRAY && !type_array_has_conformance(type)) |
| { |
| unsigned int dim = type_array_get_dim(type); |
| |
| if (is_processed) return start_offset; |
| |
| /* FIXME: multi-dimensional array */ |
| if (0xffffu < dim) |
| error("array size for parameter %s exceeds %u bytes by %u bytes\n", |
| name, 0xffffu, dim - 0xffffu); |
| |
| if (rtype == FC_WCHAR) |
| WRITE_FCTYPE(file, FC_WSTRING, *typestring_offset); |
| else |
| WRITE_FCTYPE(file, FC_CSTRING, *typestring_offset); |
| print_file(file, 2, "0x%x,\t/* FC_PAD */\n", FC_PAD); |
| *typestring_offset += 2; |
| |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %d */\n", (unsigned short)dim, dim); |
| *typestring_offset += 2; |
| |
| update_tfsoff(type, start_offset, file); |
| return start_offset; |
| } |
| else if (is_conformant_array(type)) |
| { |
| if (rtype == FC_WCHAR) |
| WRITE_FCTYPE(file, FC_C_WSTRING, *typestring_offset); |
| else |
| WRITE_FCTYPE(file, FC_C_CSTRING, *typestring_offset); |
| print_file(file, 2, "0x%x,\t/* FC_STRING_SIZED */\n", FC_STRING_SIZED); |
| *typestring_offset += 2; |
| |
| *typestring_offset += write_conf_or_var_desc( |
| file, current_structure, |
| (!type_array_is_decl_as_ptr(type) && current_structure |
| ? type_memsize(current_structure) |
| : 0), |
| type, type_array_get_conformance(type)); |
| |
| update_tfsoff(type, start_offset, file); |
| return start_offset; |
| } |
| else |
| { |
| if (is_processed) return start_offset; |
| |
| if (rtype == FC_WCHAR) |
| WRITE_FCTYPE(file, FC_C_WSTRING, *typestring_offset); |
| else |
| WRITE_FCTYPE(file, FC_C_CSTRING, *typestring_offset); |
| print_file(file, 2, "0x%x,\t/* FC_PAD */\n", FC_PAD); |
| *typestring_offset += 2; |
| |
| update_tfsoff(type, start_offset, file); |
| return start_offset; |
| } |
| } |
| |
| static unsigned int write_array_tfs(FILE *file, const attr_list_t *attrs, type_t *type, |
| const char *name, unsigned int *typestring_offset) |
| { |
| const expr_t *length_is = type_array_get_variance(type); |
| const expr_t *size_is = type_array_get_conformance(type); |
| unsigned int align; |
| unsigned int size; |
| unsigned int start_offset; |
| unsigned char fc; |
| unsigned int baseoff |
| = !type_array_is_decl_as_ptr(type) && current_structure |
| ? type_memsize(current_structure) |
| : 0; |
| |
| if (!is_string_type(attrs, type_array_get_element_type(type))) |
| write_embedded_types(file, attrs, type_array_get_element_type(type), name, FALSE, typestring_offset); |
| |
| size = type_memsize(is_conformant_array(type) ? type_array_get_element_type(type) : type); |
| align = type_buffer_alignment(is_conformant_array(type) ? type_array_get_element_type(type) : type); |
| fc = get_array_fc(type); |
| |
| start_offset = *typestring_offset; |
| update_tfsoff(type, start_offset, file); |
| print_start_tfs_comment(file, type, start_offset); |
| print_file(file, 2, "0x%02x,\t/* %s */\n", fc, string_of_type(fc)); |
| print_file(file, 2, "0x%x,\t/* %d */\n", align - 1, align - 1); |
| *typestring_offset += 2; |
| |
| align = 0; |
| if (fc != FC_BOGUS_ARRAY) |
| { |
| if (fc == FC_LGFARRAY || fc == FC_LGVARRAY) |
| { |
| print_file(file, 2, "NdrFcLong(0x%x),\t/* %u */\n", size, size); |
| *typestring_offset += 4; |
| } |
| else |
| { |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %u */\n", (unsigned short)size, size); |
| *typestring_offset += 2; |
| } |
| |
| if (is_conformant_array(type)) |
| *typestring_offset |
| += write_conf_or_var_desc(file, current_structure, baseoff, |
| type, size_is); |
| |
| if (fc == FC_SMVARRAY || fc == FC_LGVARRAY) |
| { |
| unsigned int elsize = type_memsize(type_array_get_element_type(type)); |
| unsigned int dim = type_array_get_dim(type); |
| |
| if (fc == FC_LGVARRAY) |
| { |
| print_file(file, 2, "NdrFcLong(0x%x),\t/* %u */\n", dim, dim); |
| *typestring_offset += 4; |
| } |
| else |
| { |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %u */\n", (unsigned short)dim, dim); |
| *typestring_offset += 2; |
| } |
| |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %u */\n", (unsigned short)elsize, elsize); |
| *typestring_offset += 2; |
| } |
| |
| if (length_is) |
| *typestring_offset |
| += write_conf_or_var_desc(file, current_structure, baseoff, |
| type, length_is); |
| |
| if (type_has_pointers(type_array_get_element_type(type)) && |
| (type_array_is_decl_as_ptr(type) || !current_structure)) |
| { |
| print_file(file, 2, "0x%x,\t/* FC_PP */\n", FC_PP); |
| print_file(file, 2, "0x%x,\t/* FC_PAD */\n", FC_PAD); |
| *typestring_offset += 2; |
| write_pointer_description(file, is_string_type(attrs, type) ? attrs : NULL, type, typestring_offset); |
| print_file(file, 2, "0x%x,\t/* FC_END */\n", FC_END); |
| *typestring_offset += 1; |
| } |
| |
| write_array_element_type(file, is_string_type(attrs, type) ? attrs : NULL, type, FALSE, typestring_offset); |
| write_end(file, typestring_offset); |
| } |
| else |
| { |
| unsigned int dim = size_is ? 0 : type_array_get_dim(type); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %u */\n", (unsigned short)dim, dim); |
| *typestring_offset += 2; |
| *typestring_offset |
| += write_conf_or_var_desc(file, current_structure, baseoff, |
| type, size_is); |
| *typestring_offset |
| += write_conf_or_var_desc(file, current_structure, baseoff, |
| type, length_is); |
| |
| write_array_element_type(file, is_string_type(attrs, type) ? attrs : NULL, type, TRUE, typestring_offset); |
| write_end(file, typestring_offset); |
| } |
| |
| return start_offset; |
| } |
| |
| static const var_t *find_array_or_string_in_struct(const type_t *type) |
| { |
| const var_list_t *fields = type_struct_get_fields(type); |
| const var_t *last_field; |
| const type_t *ft; |
| |
| if (!fields || list_empty(fields)) |
| return NULL; |
| |
| last_field = LIST_ENTRY( list_tail(fields), const var_t, entry ); |
| ft = last_field->declspec.type; |
| |
| if (is_conformant_array(ft) && !type_array_is_decl_as_ptr(ft)) |
| return last_field; |
| |
| if (type_get_type(ft) == TYPE_STRUCT) |
| return find_array_or_string_in_struct(ft); |
| else |
| return NULL; |
| } |
| |
| static void write_struct_members(FILE *file, const type_t *type, |
| int is_complex, unsigned int *corroff, |
| unsigned int *typestring_offset) |
| { |
| const var_t *field; |
| unsigned short offset = 0; |
| unsigned int salign = 1; |
| int padding; |
| var_list_t *fields = type_struct_get_fields(type); |
| |
| if (fields) LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry ) |
| { |
| type_t *ft = field->declspec.type; |
| unsigned int align = 0; |
| unsigned int size = type_memsize_and_alignment(ft, &align); |
| align = clamp_align(align); |
| if (salign < align) salign = align; |
| |
| if (!is_conformant_array(ft) || type_array_is_decl_as_ptr(ft)) |
| { |
| if ((align - 1) & offset) |
| { |
| unsigned char fc = 0; |
| switch (align) |
| { |
| case 2: |
| fc = FC_ALIGNM2; |
| break; |
| case 4: |
| fc = FC_ALIGNM4; |
| break; |
| case 8: |
| fc = FC_ALIGNM8; |
| break; |
| default: |
| error("write_struct_members: cannot align type %d\n", type_get_type(ft)); |
| } |
| print_file(file, 2, "0x%x,\t/* %s */\n", fc, string_of_type(fc)); |
| offset = ROUND_SIZE(offset, align); |
| *typestring_offset += 1; |
| } |
| write_member_type(file, type, is_complex, field->attrs, field->declspec.type, corroff, |
| typestring_offset); |
| offset += size; |
| } |
| } |
| |
| padding = ROUNDING(offset, salign); |
| if (padding) |
| { |
| print_file(file, 2, "0x%x,\t/* FC_STRUCTPAD%d */\n", |
| FC_STRUCTPAD1 + padding - 1, |
| padding); |
| *typestring_offset += 1; |
| } |
| |
| write_end(file, typestring_offset); |
| } |
| |
| static unsigned int write_struct_tfs(FILE *file, type_t *type, |
| const char *name, unsigned int *tfsoff) |
| { |
| const type_t *save_current_structure = current_structure; |
| unsigned int total_size; |
| const var_t *array; |
| unsigned int start_offset; |
| unsigned int align; |
| unsigned int corroff; |
| var_t *f; |
| unsigned char fc = get_struct_fc(type); |
| var_list_t *fields = type_struct_get_fields(type); |
| |
| if (processed(type)) return type->typestring_offset; |
| |
| guard_rec(type); |
| current_structure = type; |
| |
| total_size = type_memsize(type); |
| align = type_buffer_alignment(type); |
| if (total_size > USHRT_MAX) |
| error("structure size for %s exceeds %d bytes by %d bytes\n", |
| name, USHRT_MAX, total_size - USHRT_MAX); |
| |
| if (fields) LIST_FOR_EACH_ENTRY(f, fields, var_t, entry) |
| write_embedded_types(file, f->attrs, f->declspec.type, f->name, FALSE, tfsoff); |
| |
| array = find_array_or_string_in_struct(type); |
| if (array && !processed(array->declspec.type)) |
| { |
| if(is_string_type(array->attrs, array->declspec.type)) |
| write_string_tfs(file, array->attrs, array->declspec.type, TYPE_CONTEXT_CONTAINER, array->name, tfsoff); |
| else |
| write_array_tfs(file, array->attrs, array->declspec.type, array->name, tfsoff); |
| } |
| |
| corroff = *tfsoff; |
| write_descriptors(file, type, tfsoff); |
| |
| start_offset = *tfsoff; |
| update_tfsoff(type, start_offset, file); |
| print_start_tfs_comment(file, type, start_offset); |
| print_file(file, 2, "0x%x,\t/* %s */\n", fc, string_of_type(fc)); |
| print_file(file, 2, "0x%x,\t/* %d */\n", align - 1, align - 1); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %d */\n", (unsigned short)total_size, total_size); |
| *tfsoff += 4; |
| |
| if (array) |
| { |
| unsigned int absoff = array->declspec.type->typestring_offset; |
| short reloff = absoff - *tfsoff; |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %hd (%u) */\n", |
| reloff, reloff, absoff); |
| *tfsoff += 2; |
| } |
| else if (fc == FC_BOGUS_STRUCT) |
| { |
| print_file(file, 2, "NdrFcShort(0x0),\n"); |
| *tfsoff += 2; |
| } |
| |
| if (fc == FC_BOGUS_STRUCT) |
| { |
| /* On the sizing pass, type->ptrdesc may be zero, but it's ok as |
| nothing is written to file yet. On the actual writing pass, |
| this will have been updated. */ |
| unsigned int absoff = type->ptrdesc ? type->ptrdesc : *tfsoff; |
| int reloff = absoff - *tfsoff; |
| assert( reloff >= 0 ); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %d (%u) */\n", |
| (unsigned short)reloff, reloff, absoff); |
| *tfsoff += 2; |
| } |
| else if ((fc == FC_PSTRUCT) || |
| (fc == FC_CPSTRUCT) || |
| (fc == FC_CVSTRUCT && type_has_pointers(type))) |
| { |
| print_file(file, 2, "0x%x,\t/* FC_PP */\n", FC_PP); |
| print_file(file, 2, "0x%x,\t/* FC_PAD */\n", FC_PAD); |
| *tfsoff += 2; |
| write_pointer_description(file, NULL, type, tfsoff); |
| print_file(file, 2, "0x%x,\t/* FC_END */\n", FC_END); |
| *tfsoff += 1; |
| } |
| |
| write_struct_members(file, type, fc == FC_BOGUS_STRUCT, &corroff, |
| tfsoff); |
| |
| if (fc == FC_BOGUS_STRUCT) |
| { |
| const var_t *f; |
| |
| type->ptrdesc = *tfsoff; |
| if (fields) LIST_FOR_EACH_ENTRY(f, fields, const var_t, entry) |
| { |
| type_t *ft = f->declspec.type; |
| switch (typegen_detect_type(ft, f->attrs, TDT_IGNORE_STRINGS)) |
| { |
| case TGT_POINTER: |
| if (is_string_type(f->attrs, ft)) |
| write_string_tfs(file, f->attrs, ft, TYPE_CONTEXT_CONTAINER, f->name, tfsoff); |
| else |
| write_pointer_tfs(file, f->attrs, ft, |
| type_pointer_get_ref_type(ft)->typestring_offset, |
| TYPE_CONTEXT_CONTAINER, tfsoff); |
| break; |
| case TGT_ARRAY: |
| if (type_array_is_decl_as_ptr(ft)) |
| { |
| unsigned int offset; |
| |
| print_file(file, 0, "/* %d */\n", *tfsoff); |
| |
| offset = ft->typestring_offset; |
| /* skip over the pointer that is written for strings, since a |
| * pointer has to be written in-place here */ |
| if (is_string_type(f->attrs, ft)) |
| offset += 4; |
| write_nonsimple_pointer(file, f->attrs, ft, TYPE_CONTEXT_CONTAINER, offset, tfsoff); |
| } |
| break; |
| default: |
| break; |
| } |
| } |
| if (type->ptrdesc == *tfsoff) |
| type->ptrdesc = 0; |
| } |
| |
| current_structure = save_current_structure; |
| return start_offset; |
| } |
| |
| static void write_branch_type(FILE *file, const type_t *t, unsigned int *tfsoff) |
| { |
| if (t == NULL) |
| { |
| print_file(file, 2, "NdrFcShort(0x0),\t/* No type */\n"); |
| } |
| else |
| { |
| if (type_get_type(t) == TYPE_BASIC || type_get_type(t) == TYPE_ENUM) |
| { |
| unsigned char fc; |
| if (type_get_type(t) == TYPE_BASIC) |
| fc = get_basic_fc(t); |
| else |
| fc = get_enum_fc(t); |
| print_file(file, 2, "NdrFcShort(0x80%02x),\t/* Simple arm type: %s */\n", |
| fc, string_of_type(fc)); |
| } |
| else if (t->typestring_offset) |
| { |
| short reloff = t->typestring_offset - *tfsoff; |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %d (%d) */\n", |
| reloff, reloff, t->typestring_offset); |
| } |
| else |
| error("write_branch_type: type unimplemented %d\n", type_get_type(t)); |
| } |
| |
| *tfsoff += 2; |
| } |
| |
| static unsigned int write_union_tfs(FILE *file, const attr_list_t *attrs, |
| type_t *type, unsigned int *tfsoff) |
| { |
| unsigned int start_offset; |
| unsigned int size; |
| var_list_t *fields; |
| unsigned int nbranch = 0; |
| type_t *deftype = NULL; |
| short nodeftype = 0xffff; |
| unsigned int dummy; |
| var_t *f; |
| |
| if (processed(type) && |
| (type_get_type(type) == TYPE_ENCAPSULATED_UNION || !is_attr(type->attrs, ATTR_SWITCHTYPE))) |
| return type->typestring_offset; |
| |
| guard_rec(type); |
| |
| fields = type_union_get_cases(type); |
| |
| size = union_memsize(fields, &dummy); |
| |
| if (fields) LIST_FOR_EACH_ENTRY(f, fields, var_t, entry) |
| { |
| expr_list_t *cases = get_attrp(f->attrs, ATTR_CASE); |
| if (cases) |
| nbranch += list_count(cases); |
| if (f->declspec.type) |
| write_embedded_types(file, f->attrs, f->declspec.type, f->name, TRUE, tfsoff); |
| } |
| |
| start_offset = *tfsoff; |
| update_tfsoff(type, start_offset, file); |
| print_start_tfs_comment(file, type, start_offset); |
| if (type_get_type(type) == TYPE_ENCAPSULATED_UNION) |
| { |
| const var_t *sv = type_union_get_switch_value(type); |
| const type_t *st = sv->declspec.type; |
| unsigned int align = 0; |
| unsigned char fc; |
| |
| if (type_get_type(st) == TYPE_BASIC) |
| { |
| fc = get_basic_fc(st); |
| switch (fc) |
| { |
| case FC_CHAR: |
| case FC_SMALL: |
| case FC_BYTE: |
| case FC_USMALL: |
| case FC_WCHAR: |
| case FC_SHORT: |
| case FC_USHORT: |
| case FC_LONG: |
| case FC_ULONG: |
| break; |
| default: |
| fc = 0; |
| error("union switch type must be an integer, char, or enum\n"); |
| } |
| } |
| else if (type_get_type(st) == TYPE_ENUM) |
| fc = get_enum_fc(st); |
| else |
| error("union switch type must be an integer, char, or enum\n"); |
| |
| type_memsize_and_alignment(st, &align); |
| if (fields) LIST_FOR_EACH_ENTRY(f, fields, var_t, entry) |
| { |
| if (f->declspec.type) |
| type_memsize_and_alignment(f->declspec.type, &align); |
| } |
| |
| print_file(file, 2, "0x%x,\t/* FC_ENCAPSULATED_UNION */\n", FC_ENCAPSULATED_UNION); |
| print_file(file, 2, "0x%x,\t/* Switch type= %s */\n", |
| (align << 4) | fc, string_of_type(fc)); |
| *tfsoff += 2; |
| } |
| else if (is_attr(type->attrs, ATTR_SWITCHTYPE)) |
| { |
| const expr_t *switch_is = get_attrp(attrs, ATTR_SWITCHIS); |
| const type_t *st = get_attrp(type->attrs, ATTR_SWITCHTYPE); |
| unsigned char fc; |
| |
| if (type_get_type(st) == TYPE_BASIC) |
| { |
| fc = get_basic_fc(st); |
| switch (fc) |
| { |
| case FC_CHAR: |
| case FC_SMALL: |
| case FC_USMALL: |
| case FC_SHORT: |
| case FC_USHORT: |
| case FC_LONG: |
| case FC_ULONG: |
| case FC_ENUM16: |
| case FC_ENUM32: |
| break; |
| default: |
| fc = 0; |
| error("union switch type must be an integer, char, or enum\n"); |
| } |
| } |
| else if (type_get_type(st) == TYPE_ENUM) |
| fc = get_enum_fc(st); |
| else |
| error("union switch type must be an integer, char, or enum\n"); |
| |
| print_file(file, 2, "0x%x,\t/* FC_NON_ENCAPSULATED_UNION */\n", FC_NON_ENCAPSULATED_UNION); |
| print_file(file, 2, "0x%x,\t/* Switch type= %s */\n", |
| fc, string_of_type(fc)); |
| *tfsoff += 2; |
| *tfsoff += write_conf_or_var_desc(file, current_structure, 0, st, switch_is ); |
| print_file(file, 2, "NdrFcShort(0x2),\t/* Offset= 2 (%u) */\n", *tfsoff + 2); |
| *tfsoff += 2; |
| print_file(file, 0, "/* %u */\n", *tfsoff); |
| } |
| |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %d */\n", (unsigned short)size, size); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* %d */\n", (unsigned short)nbranch, nbranch); |
| *tfsoff += 4; |
| |
| if (fields) LIST_FOR_EACH_ENTRY(f, fields, var_t, entry) |
| { |
| type_t *ft = f->declspec.type; |
| expr_list_t *cases = get_attrp(f->attrs, ATTR_CASE); |
| int deflt = is_attr(f->attrs, ATTR_DEFAULT); |
| expr_t *c; |
| |
| if (cases == NULL && !deflt) |
| error("union field %s with neither case nor default attribute\n", f->name); |
| |
| if (cases) LIST_FOR_EACH_ENTRY(c, cases, expr_t, entry) |
| { |
| /* MIDL doesn't check for duplicate cases, even though that seems |
| like a reasonable thing to do, it just dumps them to the TFS |
| like we're going to do here. */ |
| print_file(file, 2, "NdrFcLong(0x%x),\t/* %d */\n", c->cval, c->cval); |
| *tfsoff += 4; |
| write_branch_type(file, ft, tfsoff); |
| } |
| |
| /* MIDL allows multiple default branches, even though that seems |
| illogical, it just chooses the last one, which is what we will |
| do. */ |
| if (deflt) |
| { |
| deftype = ft; |
| nodeftype = 0; |
| } |
| } |
| |
| if (deftype) |
| { |
| write_branch_type(file, deftype, tfsoff); |
| } |
| else |
| { |
| print_file(file, 2, "NdrFcShort(0x%hx),\n", nodeftype); |
| *tfsoff += 2; |
| } |
| |
| return start_offset; |
| } |
| |
| static unsigned int write_ip_tfs(FILE *file, const attr_list_t *attrs, type_t *type, |
| unsigned int *typeformat_offset) |
| { |
| unsigned int i; |
| unsigned int start_offset = *typeformat_offset; |
| expr_t *iid = get_attrp(attrs, ATTR_IIDIS); |
| |
| if (!iid && processed(type)) return type->typestring_offset; |
| |
| print_start_tfs_comment(file, type, start_offset); |
| update_tfsoff(type, start_offset, file); |
| |
| if (iid) |
| { |
| print_file(file, 2, "0x2f, /* FC_IP */\n"); |
| print_file(file, 2, "0x5c, /* FC_PAD */\n"); |
| *typeformat_offset |
| += write_conf_or_var_desc(file, current_structure, 0, type, iid) + 2; |
| } |
| else |
| { |
| const type_t *base = is_ptr(type) ? type_pointer_get_ref_type(type) : type; |
| const struct uuid *uuid = get_attrp(base->attrs, ATTR_UUID); |
| |
| if (! uuid) |
| error("%s: interface %s missing UUID\n", __FUNCTION__, base->name); |
| |
| print_file(file, 2, "0x2f,\t/* FC_IP */\n"); |
| print_file(file, 2, "0x5a,\t/* FC_CONSTANT_IID */\n"); |
| print_file(file, 2, "NdrFcLong(0x%08x),\n", uuid->Data1); |
| print_file(file, 2, "NdrFcShort(0x%04x),\n", uuid->Data2); |
| print_file(file, 2, "NdrFcShort(0x%04x),\n", uuid->Data3); |
| for (i = 0; i < 8; ++i) |
| print_file(file, 2, "0x%02x,\n", uuid->Data4[i]); |
| |
| if (file) |
| fprintf(file, "\n"); |
| |
| *typeformat_offset += 18; |
| } |
| return start_offset; |
| } |
| |
| static unsigned int write_contexthandle_tfs(FILE *file, |
| const attr_list_t *attrs, |
| type_t *type, |
| enum type_context context, |
| unsigned int *typeformat_offset) |
| { |
| unsigned int start_offset = *typeformat_offset; |
| unsigned char flags = get_contexthandle_flags( current_iface, attrs, type, context == TYPE_CONTEXT_RETVAL ); |
| |
| print_start_tfs_comment(file, type, start_offset); |
| |
| if (flags & 0x80) /* via ptr */ |
| { |
| int pointer_type = get_pointer_fc( type, attrs, context == TYPE_CONTEXT_TOPLEVELPARAM ); |
| if (!pointer_type) pointer_type = FC_RP; |
| *typeformat_offset += 4; |
| print_file(file, 2,"0x%x, 0x0,\t/* %s */\n", pointer_type, string_of_type(pointer_type) ); |
| print_file(file, 2, "NdrFcShort(0x2),\t /* Offset= 2 (%u) */\n", *typeformat_offset); |
| print_file(file, 0, "/* %2u */\n", *typeformat_offset); |
| } |
| |
| print_file(file, 2, "0x%02x,\t/* FC_BIND_CONTEXT */\n", FC_BIND_CONTEXT); |
| print_file(file, 2, "0x%x,\t/* Context flags: ", flags); |
| if (flags & NDR_CONTEXT_HANDLE_CANNOT_BE_NULL) |
| print_file(file, 0, "can't be null, "); |
| if (flags & NDR_CONTEXT_HANDLE_SERIALIZE) |
| print_file(file, 0, "serialize, "); |
| if (flags & NDR_CONTEXT_HANDLE_NOSERIALIZE) |
| print_file(file, 0, "no serialize, "); |
| if (flags & NDR_STRICT_CONTEXT_HANDLE) |
| print_file(file, 0, "strict, "); |
| if (flags & HANDLE_PARAM_IS_RETURN) |
| print_file(file, 0, "return, "); |
| if (flags & HANDLE_PARAM_IS_OUT) |
| print_file(file, 0, "out, "); |
| if (flags & HANDLE_PARAM_IS_IN) |
| print_file(file, 0, "in, "); |
| if (flags & HANDLE_PARAM_IS_VIA_PTR) |
| print_file(file, 0, "via ptr, "); |
| print_file(file, 0, "*/\n"); |
| print_file(file, 2, "0x%x,\t/* rundown routine */\n", get_context_handle_offset( type )); |
| print_file(file, 2, "0, /* FIXME: param num */\n"); |
| *typeformat_offset += 4; |
| |
| update_tfsoff( type, start_offset, file ); |
| return start_offset; |
| } |
| |
| static unsigned int write_range_tfs(FILE *file, const attr_list_t *attrs, |
| type_t *type, expr_list_t *range_list, |
| unsigned int *typeformat_offset) |
| { |
| unsigned char fc; |
| unsigned int start_offset = *typeformat_offset; |
| const expr_t *range_min = LIST_ENTRY(list_head(range_list), const expr_t, entry); |
| const expr_t *range_max = LIST_ENTRY(list_next(range_list, list_head(range_list)), const expr_t, entry); |
| |
| if (type_get_type(type) == TYPE_BASIC) |
| fc = get_basic_fc(type); |
| else |
| fc = get_enum_fc(type); |
| |
| /* fc must fit in lower 4-bits of 8-bit field below */ |
| assert(fc <= 0xf); |
| |
| print_file(file, 0, "/* %u */\n", *typeformat_offset); |
| print_file(file, 2, "0x%x,\t/* FC_RANGE */\n", FC_RANGE); |
| print_file(file, 2, "0x%x,\t/* %s */\n", fc, string_of_type(fc)); |
| print_file(file, 2, "NdrFcLong(0x%x),\t/* %u */\n", range_min->cval, range_min->cval); |
| print_file(file, 2, "NdrFcLong(0x%x),\t/* %u */\n", range_max->cval, range_max->cval); |
| update_tfsoff( type, start_offset, file ); |
| *typeformat_offset += 10; |
| |
| return start_offset; |
| } |
| |
| static unsigned int write_type_tfs(FILE *file, const attr_list_t *attrs, |
| type_t *type, const char *name, |
| enum type_context context, |
| unsigned int *typeformat_offset) |
| { |
| unsigned int offset; |
| |
| switch (typegen_detect_type(type, attrs, TDT_ALL_TYPES)) |
| { |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| return write_contexthandle_tfs(file, attrs, type, context, typeformat_offset); |
| case TGT_USER_TYPE: |
| return write_user_tfs(file, type, typeformat_offset); |
| case TGT_STRING: |
| return write_string_tfs(file, attrs, type, context, name, typeformat_offset); |
| case TGT_ARRAY: |
| { |
| unsigned int off; |
| /* conformant and pointer arrays are handled specially */ |
| if ((context != TYPE_CONTEXT_CONTAINER && |
| context != TYPE_CONTEXT_CONTAINER_NO_POINTERS) || |
| !is_conformant_array(type) || type_array_is_decl_as_ptr(type)) |
| off = write_array_tfs(file, attrs, type, name, typeformat_offset); |
| else |
| off = 0; |
| if (context != TYPE_CONTEXT_CONTAINER && |
| context != TYPE_CONTEXT_CONTAINER_NO_POINTERS) |
| { |
| int ptr_type; |
| ptr_type = get_pointer_fc_context(type, attrs, context); |
| if (type_array_is_decl_as_ptr(type) |
| || (ptr_type != FC_RP && context == TYPE_CONTEXT_TOPLEVELPARAM)) |
| { |
| unsigned int absoff = type->typestring_offset; |
| short reloff = absoff - (*typeformat_offset + 2); |
| off = *typeformat_offset; |
| print_file(file, 0, "/* %d */\n", off); |
| print_file(file, 2, "0x%x, 0x0,\t/* %s */\n", ptr_type, |
| string_of_type(ptr_type)); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %hd (%u) */\n", |
| reloff, reloff, absoff); |
| if (ptr_type != FC_RP) update_tfsoff( type, off, file ); |
| *typeformat_offset += 4; |
| } |
| type_array_set_ptr_tfsoff(type, off); |
| } |
| return off; |
| } |
| case TGT_STRUCT: |
| return write_struct_tfs(file, type, name, typeformat_offset); |
| case TGT_UNION: |
| return write_union_tfs(file, attrs, type, typeformat_offset); |
| case TGT_ENUM: |
| case TGT_BASIC: |
| /* nothing to do */ |
| return 0; |
| case TGT_RANGE: |
| { |
| expr_list_t *range_list = get_attrp(attrs, ATTR_RANGE); |
| if (!range_list) |
| range_list = get_aliaschain_attrp(type, ATTR_RANGE); |
| return write_range_tfs(file, attrs, type, range_list, typeformat_offset); |
| } |
| case TGT_IFACE_POINTER: |
| return write_ip_tfs(file, attrs, type, typeformat_offset); |
| case TGT_POINTER: |
| { |
| enum type_context ref_context; |
| type_t *ref = type_pointer_get_ref_type(type); |
| |
| if (context == TYPE_CONTEXT_TOPLEVELPARAM) |
| ref_context = TYPE_CONTEXT_PARAM; |
| else if (context == TYPE_CONTEXT_CONTAINER_NO_POINTERS) |
| ref_context = TYPE_CONTEXT_CONTAINER; |
| else |
| ref_context = context; |
| |
| if (is_string_type(attrs, ref)) |
| { |
| if (context != TYPE_CONTEXT_CONTAINER_NO_POINTERS) |
| write_pointer_tfs(file, attrs, type, *typeformat_offset + 4, context, typeformat_offset); |
| |
| offset = write_type_tfs(file, attrs, ref, name, ref_context, typeformat_offset); |
| if (context == TYPE_CONTEXT_CONTAINER_NO_POINTERS) |
| return 0; |
| return offset; |
| } |
| |
| offset = write_type_tfs( file, attrs, type_pointer_get_ref_type(type), name, |
| ref_context, typeformat_offset); |
| if (context == TYPE_CONTEXT_CONTAINER_NO_POINTERS) |
| return 0; |
| return write_pointer_tfs(file, attrs, type, offset, context, typeformat_offset); |
| } |
| case TGT_INVALID: |
| break; |
| } |
| error("invalid type %s for var %s\n", type->name, name); |
| return 0; |
| } |
| |
| static int write_embedded_types(FILE *file, const attr_list_t *attrs, type_t *type, |
| const char *name, int write_ptr, unsigned int *tfsoff) |
| { |
| return write_type_tfs(file, attrs, type, name, write_ptr ? TYPE_CONTEXT_CONTAINER : TYPE_CONTEXT_CONTAINER_NO_POINTERS, tfsoff); |
| } |
| |
| static void process_tfs_iface(type_t *iface, FILE *file, int indent, unsigned int *offset) |
| { |
| const statement_list_t *stmts = type_iface_get_stmts(iface); |
| const statement_t *stmt; |
| var_t *var; |
| |
| current_iface = iface; |
| if (stmts) LIST_FOR_EACH_ENTRY( stmt, stmts, statement_t, entry ) |
| { |
| switch(stmt->type) |
| { |
| case STMT_DECLARATION: |
| { |
| const var_t *func = stmt->u.var; |
| |
| if(stmt->u.var->declspec.stgclass != STG_NONE |
| || type_get_type_detect_alias(stmt->u.var->declspec.type) != TYPE_FUNCTION) |
| continue; |
| |
| current_func = func; |
| if (is_local(func->attrs)) continue; |
| |
| var = type_function_get_retval(func->declspec.type); |
| if (!is_void(var->declspec.type)) |
| var->typestring_offset = write_type_tfs( file, var->attrs, var->declspec.type, func->name, |
| TYPE_CONTEXT_RETVAL, offset); |
| |
| if (type_function_get_args(func->declspec.type)) |
| LIST_FOR_EACH_ENTRY( var, type_function_get_args(func->declspec.type), var_t, entry ) |
| var->typestring_offset = write_type_tfs( file, var->attrs, var->declspec.type, var->name, |
| TYPE_CONTEXT_TOPLEVELPARAM, offset ); |
| break; |
| |
| } |
| case STMT_TYPEDEF: |
| { |
| typeref_t *ref; |
| if (stmt->u.type_list) LIST_FOR_EACH_ENTRY(ref, stmt->u.type_list, typeref_t, entry) |
| { |
| if (is_attr(ref->type->attrs, ATTR_ENCODE) |
| || is_attr(ref->type->attrs, ATTR_DECODE)) |
| ref->type->typestring_offset = write_type_tfs( file, |
| ref->type->attrs, ref->type, ref->type->name, |
| TYPE_CONTEXT_CONTAINER, offset); |
| } |
| break; |
| } |
| default: |
| break; |
| } |
| } |
| } |
| |
| static unsigned int process_tfs(FILE *file, const statement_list_t *stmts, type_pred_t pred) |
| { |
| unsigned int typeformat_offset = 2; |
| for_each_iface(stmts, process_tfs_iface, pred, file, 0, &typeformat_offset); |
| return typeformat_offset + 1; |
| } |
| |
| |
| void write_typeformatstring(FILE *file, const statement_list_t *stmts, type_pred_t pred) |
| { |
| int indent = 0; |
| |
| print_file(file, indent, "static const MIDL_TYPE_FORMAT_STRING __MIDL_TypeFormatString =\n"); |
| print_file(file, indent, "{\n"); |
| indent++; |
| print_file(file, indent, "0,\n"); |
| print_file(file, indent, "{\n"); |
| indent++; |
| print_file(file, indent, "NdrFcShort(0x0),\n"); |
| |
| set_all_tfswrite(TRUE); |
| process_tfs(file, stmts, pred); |
| |
| print_file(file, indent, "0x0\n"); |
| indent--; |
| print_file(file, indent, "}\n"); |
| indent--; |
| print_file(file, indent, "};\n"); |
| print_file(file, indent, "\n"); |
| } |
| |
| static unsigned int get_required_buffer_size_type( |
| const type_t *type, const char *name, const attr_list_t *attrs, int toplevel_param, unsigned int *alignment) |
| { |
| *alignment = 0; |
| switch (typegen_detect_type(type, NULL, TDT_IGNORE_RANGES)) |
| { |
| case TGT_USER_TYPE: |
| { |
| const char *uname = NULL; |
| const type_t *utype = get_user_type(type, &uname); |
| return get_required_buffer_size_type(utype, uname, NULL, FALSE, alignment); |
| } |
| case TGT_BASIC: |
| switch (get_basic_fc(type)) |
| { |
| case FC_BYTE: |
| case FC_CHAR: |
| case FC_USMALL: |
| case FC_SMALL: |
| *alignment = 4; |
| return 1; |
| |
| case FC_WCHAR: |
| case FC_USHORT: |
| case FC_SHORT: |
| *alignment = 4; |
| return 2; |
| |
| case FC_ULONG: |
| case FC_LONG: |
| case FC_FLOAT: |
| case FC_ERROR_STATUS_T: |
| *alignment = 4; |
| return 4; |
| |
| case FC_HYPER: |
| case FC_DOUBLE: |
| *alignment = 8; |
| return 8; |
| |
| case FC_INT3264: |
| case FC_UINT3264: |
| assert( pointer_size ); |
| *alignment = pointer_size; |
| return pointer_size; |
| |
| case FC_IGNORE: |
| case FC_BIND_PRIMITIVE: |
| return 0; |
| |
| default: |
| error("get_required_buffer_size: unknown basic type 0x%02x\n", |
| get_basic_fc(type)); |
| return 0; |
| } |
| break; |
| |
| case TGT_ENUM: |
| switch (get_enum_fc(type)) |
| { |
| case FC_ENUM32: |
| *alignment = 4; |
| return 4; |
| case FC_ENUM16: |
| *alignment = 4; |
| return 2; |
| } |
| break; |
| |
| case TGT_STRUCT: |
| if (get_struct_fc(type) == FC_STRUCT) |
| { |
| if (!type_struct_get_fields(type)) return 0; |
| return fields_memsize(type_struct_get_fields(type), alignment); |
| } |
| break; |
| |
| case TGT_POINTER: |
| { |
| unsigned int size, align; |
| const type_t *ref = type_pointer_get_ref_type(type); |
| if (is_string_type( attrs, ref )) break; |
| if (!(size = get_required_buffer_size_type( ref, name, NULL, FALSE, &align ))) break; |
| if (get_pointer_fc(type, attrs, toplevel_param) != FC_RP) |
| { |
| size += 4 + align; |
| align = 4; |
| } |
| *alignment = align; |
| return size; |
| } |
| |
| case TGT_ARRAY: |
| switch (get_array_fc(type)) |
| { |
| case FC_SMFARRAY: |
| case FC_LGFARRAY: |
| return type_array_get_dim(type) * |
| get_required_buffer_size_type(type_array_get_element_type(type), name, |
| NULL, FALSE, alignment); |
| } |
| break; |
| |
| default: |
| break; |
| } |
| return 0; |
| } |
| |
| static unsigned int get_required_buffer_size(const var_t *var, unsigned int *alignment, enum pass pass) |
| { |
| int in_attr = is_attr(var->attrs, ATTR_IN); |
| int out_attr = is_attr(var->attrs, ATTR_OUT); |
| |
| if (!in_attr && !out_attr) |
| in_attr = 1; |
| |
| *alignment = 0; |
| |
| if ((pass == PASS_IN && in_attr) || (pass == PASS_OUT && out_attr) || |
| pass == PASS_RETURN) |
| { |
| if (is_ptrchain_attr(var, ATTR_CONTEXTHANDLE)) |
| { |
| *alignment = 4; |
| return 20; |
| } |
| |
| if (!is_string_type(var->attrs, var->declspec.type)) |
| return get_required_buffer_size_type(var->declspec.type, var->name, |
| var->attrs, TRUE, alignment); |
| } |
| return 0; |
| } |
| |
| static unsigned int get_function_buffer_size( const var_t *func, enum pass pass ) |
| { |
| const var_t *var; |
| unsigned int total_size = 0, alignment; |
| |
| if (type_function_get_args(func->declspec.type)) |
| { |
| LIST_FOR_EACH_ENTRY( var, type_function_get_args(func->declspec.type), const var_t, entry ) |
| { |
| total_size += get_required_buffer_size(var, &alignment, pass); |
| total_size += alignment; |
| } |
| } |
| |
| if (pass == PASS_OUT && !is_void(type_function_get_rettype(func->declspec.type))) |
| { |
| var_t v = *func; |
| v.declspec.type = type_function_get_rettype(func->declspec.type); |
| total_size += get_required_buffer_size(&v, &alignment, PASS_RETURN); |
| total_size += alignment; |
| } |
| return total_size; |
| } |
| |
| static void print_phase_function(FILE *file, int indent, const char *type, |
| const char *local_var_prefix, enum remoting_phase phase, |
| const var_t *var, unsigned int type_offset) |
| { |
| const char *function; |
| switch (phase) |
| { |
| case PHASE_BUFFERSIZE: |
| function = "BufferSize"; |
| break; |
| case PHASE_MARSHAL: |
| function = "Marshall"; |
| break; |
| case PHASE_UNMARSHAL: |
| function = "Unmarshall"; |
| break; |
| case PHASE_FREE: |
| function = "Free"; |
| break; |
| default: |
| assert(0); |
| return; |
| } |
| |
| print_file(file, indent, "Ndr%s%s(\n", type, function); |
| indent++; |
| print_file(file, indent, "&__frame->_StubMsg,\n"); |
| print_file(file, indent, "%s%s%s%s%s,\n", |
| (phase == PHASE_UNMARSHAL) ? "(unsigned char **)" : "(unsigned char *)", |
| (phase == PHASE_UNMARSHAL || decl_indirect(var->declspec.type)) ? "&" : "", |
| local_var_prefix, |
| (phase == PHASE_UNMARSHAL && decl_indirect(var->declspec.type)) ? "_p_" : "", |
| var->name); |
| print_file(file, indent, "(PFORMAT_STRING)&__MIDL_TypeFormatString.Format[%d]%s\n", |
| type_offset, (phase == PHASE_UNMARSHAL) ? "," : ");"); |
| if (phase == PHASE_UNMARSHAL) |
| print_file(file, indent, "0);\n"); |
| indent--; |
| } |
| |
| void print_phase_basetype(FILE *file, int indent, const char *local_var_prefix, |
| enum remoting_phase phase, enum pass pass, const var_t *var, |
| const char *varname) |
| { |
| type_t *type = var->declspec.type; |
| unsigned int alignment = 0; |
| |
| /* no work to do for other phases, buffer sizing is done elsewhere */ |
| if (phase != PHASE_MARSHAL && phase != PHASE_UNMARSHAL) |
| return; |
| |
| if (type_get_type(type) == TYPE_ENUM || |
| (type_get_type(type) == TYPE_BASIC && |
| type_basic_get_type(type) == TYPE_BASIC_INT3264 && |
| pointer_size != 4)) |
| { |
| unsigned char fc; |
| |
| if (type_get_type(type) == TYPE_ENUM) |
| fc = get_enum_fc(type); |
| else |
| fc = get_basic_fc(type); |
| |
| if (phase == PHASE_MARSHAL) |
| print_file(file, indent, "NdrSimpleTypeMarshall(\n"); |
| else |
| print_file(file, indent, "NdrSimpleTypeUnmarshall(\n"); |
| print_file(file, indent+1, "&__frame->_StubMsg,\n"); |
| print_file(file, indent+1, "(unsigned char *)&%s%s,\n", |
| local_var_prefix, |
| var->name); |
| print_file(file, indent+1, "0x%02x /* %s */);\n", fc, string_of_type(fc)); |
| } |
| else |
| { |
| const decl_spec_t *ref = is_ptr(type) ? type_pointer_get_ref(type) : &var->declspec; |
| |
| switch (get_basic_fc(ref->type)) |
| { |
| case FC_BYTE: |
| case FC_CHAR: |
| case FC_SMALL: |
| case FC_USMALL: |
| alignment = 1; |
| break; |
| |
| case FC_WCHAR: |
| case FC_USHORT: |
| case FC_SHORT: |
| alignment = 2; |
| break; |
| |
| case FC_ULONG: |
| case FC_LONG: |
| case FC_FLOAT: |
| case FC_ERROR_STATUS_T: |
| /* pointer_size must be 4 if we got here in these two cases */ |
| case FC_INT3264: |
| case FC_UINT3264: |
| alignment = 4; |
| break; |
| |
| case FC_HYPER: |
| case FC_DOUBLE: |
| alignment = 8; |
| break; |
| |
| case FC_IGNORE: |
| case FC_BIND_PRIMITIVE: |
| /* no marshalling needed */ |
| return; |
| |
| default: |
| error("print_phase_basetype: Unsupported type: %s (0x%02x, ptr_level: 0)\n", |
| var->name, get_basic_fc(ref->type)); |
| } |
| |
| if (phase == PHASE_MARSHAL && alignment > 1) |
| print_file(file, indent, "MIDL_memset(__frame->_StubMsg.Buffer, 0, (0x%x - (ULONG_PTR)__frame->_StubMsg.Buffer) & 0x%x);\n", alignment, alignment - 1); |
| print_file(file, indent, "__frame->_StubMsg.Buffer = (unsigned char *)(((ULONG_PTR)__frame->_StubMsg.Buffer + %u) & ~0x%x);\n", |
| alignment - 1, alignment - 1); |
| |
| if (phase == PHASE_MARSHAL) |
| { |
| print_file(file, indent, "*("); |
| write_type_decl(file, ref, NULL); |
| if (is_ptr(type)) |
| fprintf(file, " *)__frame->_StubMsg.Buffer = *"); |
| else |
| fprintf(file, " *)__frame->_StubMsg.Buffer = "); |
| fprintf(file, "%s%s", local_var_prefix, varname); |
| fprintf(file, ";\n"); |
| } |
| else if (phase == PHASE_UNMARSHAL) |
| { |
| print_file(file, indent, "if (__frame->_StubMsg.Buffer + sizeof("); |
| write_type_decl(file, ref, NULL); |
| fprintf(file, ") > __frame->_StubMsg.BufferEnd)\n"); |
| print_file(file, indent, "{\n"); |
| print_file(file, indent + 1, "RpcRaiseException(RPC_X_BAD_STUB_DATA);\n"); |
| print_file(file, indent, "}\n"); |
| print_file(file, indent, "%s%s%s", |
| (pass == PASS_IN || pass == PASS_RETURN) ? "" : "*", |
| local_var_prefix, varname); |
| if (pass == PASS_IN && is_ptr(type)) |
| fprintf(file, " = ("); |
| else |
| fprintf(file, " = *("); |
| write_type_decl(file, ref, NULL); |
| fprintf(file, " *)__frame->_StubMsg.Buffer;\n"); |
| } |
| |
| print_file(file, indent, "__frame->_StubMsg.Buffer += sizeof("); |
| write_type_decl(file, ref, NULL); |
| fprintf(file, ");\n"); |
| } |
| } |
| |
| /* returns whether the MaxCount, Offset or ActualCount members need to be |
| * filled in for the specified phase */ |
| static inline int is_conformance_needed_for_phase(enum remoting_phase phase) |
| { |
| return (phase != PHASE_UNMARSHAL); |
| } |
| |
| expr_t *get_size_is_expr(const type_t *t, const char *name) |
| { |
| expr_t *x = NULL; |
| |
| for ( ; is_array(t); t = type_array_get_element_type(t)) |
| if (type_array_has_conformance(t) && |
| type_array_get_conformance(t)->type != EXPR_VOID) |
| { |
| if (!x) |
| x = type_array_get_conformance(t); |
| else |
| error("%s: multidimensional conformant" |
| " arrays not supported at the top level\n", |
| name); |
| } |
| |
| return x; |
| } |
| |
| void write_parameter_conf_or_var_exprs(FILE *file, int indent, const char *local_var_prefix, |
| enum remoting_phase phase, const var_t *var, int valid_variance) |
| { |
| const type_t *type = var->declspec.type; |
| /* get fundamental type for the argument */ |
| for (;;) |
| { |
| switch (typegen_detect_type(type, var->attrs, TDT_IGNORE_STRINGS|TDT_IGNORE_RANGES)) |
| { |
| case TGT_ARRAY: |
| if (is_conformance_needed_for_phase(phase)) |
| { |
| if (type_array_has_conformance(type) && |
| type_array_get_conformance(type)->type != EXPR_VOID) |
| { |
| print_file(file, indent, "__frame->_StubMsg.MaxCount = (ULONG_PTR)"); |
| write_expr(file, type_array_get_conformance(type), 1, 1, NULL, NULL, local_var_prefix); |
| fprintf(file, ";\n\n"); |
| } |
| if (type_array_has_variance(type)) |
| { |
| print_file(file, indent, "__frame->_StubMsg.Offset = 0;\n"); /* FIXME */ |
| if (valid_variance) |
| { |
| print_file(file, indent, "__frame->_StubMsg.ActualCount = (ULONG_PTR)"); |
| write_expr(file, type_array_get_variance(type), 1, 1, NULL, NULL, local_var_prefix); |
| fprintf(file, ";\n\n"); |
| } |
| else |
| print_file(file, indent, "__frame->_StubMsg.ActualCount = __frame->_StubMsg.MaxCount;\n\n"); |
| } |
| } |
| break; |
| case TGT_UNION: |
| if (type_get_type(type) == TYPE_UNION && |
| is_conformance_needed_for_phase(phase)) |
| { |
| print_file(file, indent, "__frame->_StubMsg.MaxCount = (ULONG_PTR)"); |
| write_expr(file, get_attrp(var->attrs, ATTR_SWITCHIS), 1, 1, NULL, NULL, local_var_prefix); |
| fprintf(file, ";\n\n"); |
| } |
| break; |
| case TGT_IFACE_POINTER: |
| { |
| expr_t *iid; |
| |
| if (is_conformance_needed_for_phase(phase) && (iid = get_attrp( var->attrs, ATTR_IIDIS ))) |
| { |
| print_file( file, indent, "__frame->_StubMsg.MaxCount = (ULONG_PTR) " ); |
| write_expr( file, iid, 1, 1, NULL, NULL, local_var_prefix ); |
| fprintf( file, ";\n\n" ); |
| } |
| break; |
| } |
| case TGT_POINTER: |
| type = type_pointer_get_ref_type(type); |
| continue; |
| case TGT_INVALID: |
| case TGT_USER_TYPE: |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| case TGT_STRING: |
| case TGT_BASIC: |
| case TGT_ENUM: |
| case TGT_STRUCT: |
| case TGT_RANGE: |
| break; |
| } |
| break; |
| } |
| } |
| |
| static void write_remoting_arg(FILE *file, int indent, const var_t *func, const char *local_var_prefix, |
| enum pass pass, enum remoting_phase phase, const var_t *var) |
| { |
| int in_attr, out_attr, pointer_type; |
| const char *type_str = NULL; |
| const type_t *type = var->declspec.type; |
| unsigned int alignment, start_offset = type->typestring_offset; |
| |
| if (is_ptr(type) || is_array(type)) |
| pointer_type = get_pointer_fc(type, var->attrs, pass != PASS_RETURN); |
| else |
| pointer_type = 0; |
| |
| in_attr = is_attr(var->attrs, ATTR_IN); |
| out_attr = is_attr(var->attrs, ATTR_OUT); |
| if (!in_attr && !out_attr) |
| in_attr = 1; |
| |
| if (phase != PHASE_FREE) |
| switch (pass) |
| { |
| case PASS_IN: |
| if (!in_attr) return; |
| break; |
| case PASS_OUT: |
| if (!out_attr) return; |
| break; |
| case PASS_RETURN: |
| break; |
| } |
| |
| if (phase == PHASE_BUFFERSIZE && get_required_buffer_size( var, &alignment, pass )) return; |
| |
| write_parameter_conf_or_var_exprs(file, indent, local_var_prefix, phase, var, TRUE); |
| |
| switch (typegen_detect_type(type, var->attrs, TDT_ALL_TYPES)) |
| { |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| if (phase == PHASE_MARSHAL) |
| { |
| if (pass == PASS_IN) |
| { |
| /* if the context_handle attribute appears in the chain of types |
| * without pointers being followed, then the context handle must |
| * be direct, otherwise it is a pointer */ |
| const char *ch_ptr = is_aliaschain_attr(type, ATTR_CONTEXTHANDLE) ? "" : "*"; |
| print_file(file, indent, "NdrClientContextMarshall(\n"); |
| print_file(file, indent + 1, "&__frame->_StubMsg,\n"); |
| print_file(file, indent + 1, "(NDR_CCONTEXT)%s%s%s,\n", ch_ptr, local_var_prefix, |
| var->name); |
| print_file(file, indent + 1, "%s);\n", in_attr && out_attr ? "1" : "0"); |
| } |
| else |
| { |
| print_file(file, indent, "NdrServerContextNewMarshall(\n"); |
| print_file(file, indent + 1, "&__frame->_StubMsg,\n"); |
| print_file(file, indent + 1, "(NDR_SCONTEXT)%s%s,\n", local_var_prefix, var->name); |
| print_file(file, indent + 1, "(NDR_RUNDOWN)%s_rundown,\n", get_context_handle_type_name(var->declspec.type)); |
| print_file(file, indent + 1, "(PFORMAT_STRING)&__MIDL_TypeFormatString.Format[%d]);\n", start_offset); |
| } |
| } |
| else if (phase == PHASE_UNMARSHAL) |
| { |
| if (pass == PASS_OUT || pass == PASS_RETURN) |
| { |
| if (!in_attr) |
| print_file(file, indent, "*%s%s = 0;\n", local_var_prefix, var->name); |
| print_file(file, indent, "NdrClientContextUnmarshall(\n"); |
| print_file(file, indent + 1, "&__frame->_StubMsg,\n"); |
| print_file(file, indent + 1, "(NDR_CCONTEXT *)%s%s%s,\n", |
| pass == PASS_RETURN ? "&" : "", local_var_prefix, var->name); |
| print_file(file, indent + 1, "__frame->_Handle);\n"); |
| } |
| else |
| { |
| print_file(file, indent, "%s%s = NdrServerContextNewUnmarshall(\n", local_var_prefix, var->name); |
| print_file(file, indent + 1, "&__frame->_StubMsg,\n"); |
| print_file(file, indent + 1, "(PFORMAT_STRING)&__MIDL_TypeFormatString.Format[%d]);\n", start_offset); |
| } |
| } |
| break; |
| case TGT_USER_TYPE: |
| print_phase_function(file, indent, "UserMarshal", local_var_prefix, phase, var, start_offset); |
| break; |
| case TGT_STRING: |
| if (phase == PHASE_FREE || pass == PASS_RETURN || |
| pointer_type != FC_RP) |
| { |
| /* strings returned are assumed to be global and hence don't |
| * need freeing */ |
| if (is_declptr(type) && !(phase == PHASE_FREE && pass == PASS_RETURN)) |
| print_phase_function(file, indent, "Pointer", local_var_prefix, |
| phase, var, start_offset); |
| else if (pointer_type == FC_RP && phase == PHASE_FREE && |
| !in_attr && is_conformant_array(type)) |
| { |
| print_file(file, indent, "if (%s%s)\n", local_var_prefix, var->name); |
| indent++; |
| print_file(file, indent, "__frame->_StubMsg.pfnFree((void*)%s%s);\n", local_var_prefix, var->name); |
| } |
| } |
| else |
| { |
| unsigned int real_start_offset = start_offset; |
| /* skip over pointer description straight to string description */ |
| if (is_declptr(type)) |
| { |
| if (is_conformant_array(type)) |
| real_start_offset += 4; |
| else |
| real_start_offset += 2; |
| } |
| if (is_array(type) && !is_conformant_array(type)) |
| print_phase_function(file, indent, "NonConformantString", |
| local_var_prefix, phase, var, |
| real_start_offset); |
| else |
| print_phase_function(file, indent, "ConformantString", local_var_prefix, |
| phase, var, real_start_offset); |
| } |
| break; |
| case TGT_ARRAY: |
| { |
| unsigned char tc = get_array_fc(type); |
| const char *array_type = NULL; |
| |
| /* We already have the size_is expression since it's at the |
| top level, but do checks for multidimensional conformant |
| arrays. When we handle them, we'll need to extend this |
| function to return a list, and then we'll actually use |
| the return value. */ |
| get_size_is_expr(type, var->name); |
| |
| switch (tc) |
| { |
| case FC_SMFARRAY: |
| case FC_LGFARRAY: |
| array_type = "FixedArray"; |
| break; |
| case FC_SMVARRAY: |
| case FC_LGVARRAY: |
| array_type = "VaryingArray"; |
| break; |
| case FC_CARRAY: |
| array_type = "ConformantArray"; |
| break; |
| case FC_CVARRAY: |
| array_type = "ConformantVaryingArray"; |
| break; |
| case FC_BOGUS_ARRAY: |
| array_type = "ComplexArray"; |
| break; |
| } |
| |
| if (pointer_type != FC_RP) array_type = "Pointer"; |
| |
| if (phase == PHASE_FREE && pointer_type == FC_RP) |
| { |
| /* these are all unmarshalled by allocating memory */ |
| if (tc == FC_BOGUS_ARRAY || |
| tc == FC_CVARRAY || |
| ((tc == FC_SMVARRAY || tc == FC_LGVARRAY) && in_attr) || |
| (tc == FC_CARRAY && !in_attr)) |
| { |
| if (type_array_is_decl_as_ptr(type) && type_array_get_ptr_tfsoff(type)) |
| { |
| print_phase_function(file, indent, "Pointer", local_var_prefix, phase, var, |
| type_array_get_ptr_tfsoff(type)); |
| break; |
| } |
| print_phase_function(file, indent, array_type, local_var_prefix, phase, var, start_offset); |
| print_file(file, indent, "if (%s%s)\n", local_var_prefix, var->name); |
| indent++; |
| print_file(file, indent, "__frame->_StubMsg.pfnFree((void*)%s%s);\n", local_var_prefix, var->name); |
| break; |
| } |
| } |
| print_phase_function(file, indent, array_type, local_var_prefix, phase, var, start_offset); |
| break; |
| } |
| case TGT_BASIC: |
| print_phase_basetype(file, indent, local_var_prefix, phase, pass, var, var->name); |
| break; |
| case TGT_ENUM: |
| print_phase_basetype(file, indent, local_var_prefix, phase, pass, var, var->name); |
| break; |
| case TGT_RANGE: |
| print_phase_basetype(file, indent, local_var_prefix, phase, pass, var, var->name); |
| /* Note: this goes beyond what MIDL does - it only supports arguments |
| * with the [range] attribute in Oicf mode */ |
| if (phase == PHASE_UNMARSHAL) |
| { |
| const expr_t *range_min; |
| const expr_t *range_max; |
| expr_list_t *range_list = get_attrp(var->attrs, ATTR_RANGE); |
| if (!range_list) |
| range_list = get_aliaschain_attrp(type, ATTR_RANGE); |
| range_min = LIST_ENTRY(list_head(range_list), const expr_t, entry); |
| range_max = LIST_ENTRY(list_next(range_list, list_head(range_list)), const expr_t, entry); |
| |
| print_file(file, indent, "if ((%s%s < (", local_var_prefix, var->name); |
| write_type_decl(file, &var->declspec, NULL); |
| fprintf(file, ")0x%x) || (%s%s > (", range_min->cval, local_var_prefix, var->name); |
| write_type_decl(file, &var->declspec, NULL); |
| fprintf(file, ")0x%x))\n", range_max->cval); |
| print_file(file, indent, "{\n"); |
| print_file(file, indent+1, "RpcRaiseException(RPC_S_INVALID_BOUND);\n"); |
| print_file(file, indent, "}\n"); |
| } |
| break; |
| case TGT_STRUCT: |
| switch (get_struct_fc(type)) |
| { |
| case FC_STRUCT: |
| if (phase == PHASE_MARSHAL || phase == PHASE_UNMARSHAL) |
| print_phase_function(file, indent, "SimpleStruct", local_var_prefix, phase, var, start_offset); |
| break; |
| case FC_PSTRUCT: |
| print_phase_function(file, indent, "SimpleStruct", local_var_prefix, phase, var, start_offset); |
| break; |
| case FC_CSTRUCT: |
| case FC_CPSTRUCT: |
| print_phase_function(file, indent, "ConformantStruct", local_var_prefix, phase, var, start_offset); |
| break; |
| case FC_CVSTRUCT: |
| print_phase_function(file, indent, "ConformantVaryingStruct", local_var_prefix, phase, var, start_offset); |
| break; |
| case FC_BOGUS_STRUCT: |
| print_phase_function(file, indent, "ComplexStruct", local_var_prefix, phase, var, start_offset); |
| break; |
| default: |
| error("write_remoting_arguments: Unsupported type: %s (0x%02x)\n", var->name, get_struct_fc(type)); |
| } |
| break; |
| case TGT_UNION: |
| { |
| const char *union_type = NULL; |
| |
| if (type_get_type(type) == TYPE_UNION) |
| union_type = "NonEncapsulatedUnion"; |
| else if (type_get_type(type) == TYPE_ENCAPSULATED_UNION) |
| union_type = "EncapsulatedUnion"; |
| |
| print_phase_function(file, indent, union_type, local_var_prefix, |
| phase, var, start_offset); |
| break; |
| } |
| case TGT_POINTER: |
| { |
| const type_t *ref = type_pointer_get_ref_type(type); |
| if (pointer_type == FC_RP) switch (typegen_detect_type(ref, NULL, TDT_ALL_TYPES)) |
| { |
| case TGT_BASIC: |
| print_phase_basetype(file, indent, local_var_prefix, phase, pass, var, var->name); |
| break; |
| case TGT_ENUM: |
| /* base types have known sizes, so don't need a sizing pass |
| * and don't have any memory to free and so don't need a |
| * freeing pass */ |
| if (phase == PHASE_MARSHAL || phase == PHASE_UNMARSHAL) |
| print_phase_function(file, indent, "Pointer", local_var_prefix, phase, var, start_offset); |
| break; |
| case TGT_STRUCT: |
| switch (get_struct_fc(ref)) |
| { |
| case FC_STRUCT: |
| /* simple structs have known sizes, so don't need a sizing |
| * pass and don't have any memory to free and so don't |
| * need a freeing pass */ |
| if (phase == PHASE_MARSHAL || phase == PHASE_UNMARSHAL) |
| type_str = "SimpleStruct"; |
| else if (phase == PHASE_FREE && pass == PASS_RETURN) |
| { |
| print_file(file, indent, "if (%s%s)\n", local_var_prefix, var->name); |
| indent++; |
| print_file(file, indent, "__frame->_StubMsg.pfnFree((void*)%s%s);\n", local_var_prefix, var->name); |
| indent--; |
| } |
| break; |
| case FC_PSTRUCT: |
| type_str = "SimpleStruct"; |
| break; |
| case FC_CSTRUCT: |
| case FC_CPSTRUCT: |
| type_str = "ConformantStruct"; |
| break; |
| case FC_CVSTRUCT: |
| type_str = "ConformantVaryingStruct"; |
| break; |
| case FC_BOGUS_STRUCT: |
| type_str = "ComplexStruct"; |
| break; |
| default: |
| error("write_remoting_arguments: Unsupported type: %s (0x%02x)\n", var->name, get_struct_fc(ref)); |
| } |
| |
| if (type_str) |
| { |
| if (phase == PHASE_FREE) |
| type_str = "Pointer"; |
| else |
| start_offset = ref->typestring_offset; |
| print_phase_function(file, indent, type_str, local_var_prefix, phase, var, start_offset); |
| } |
| break; |
| case TGT_UNION: |
| if (phase == PHASE_FREE) |
| type_str = "Pointer"; |
| else |
| { |
| if (type_get_type(ref) == TYPE_UNION) |
| type_str = "NonEncapsulatedUnion"; |
| else if (type_get_type(ref) == TYPE_ENCAPSULATED_UNION) |
| type_str = "EncapsulatedUnion"; |
| |
| start_offset = ref->typestring_offset; |
| } |
| |
| print_phase_function(file, indent, type_str, local_var_prefix, |
| phase, var, start_offset); |
| break; |
| case TGT_USER_TYPE: |
| if (phase != PHASE_FREE) |
| { |
| type_str = "UserMarshal"; |
| start_offset = ref->typestring_offset; |
| } |
| else type_str = "Pointer"; |
| |
| print_phase_function(file, indent, type_str, local_var_prefix, phase, var, start_offset); |
| break; |
| case TGT_STRING: |
| case TGT_POINTER: |
| case TGT_ARRAY: |
| case TGT_RANGE: |
| case TGT_IFACE_POINTER: |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| print_phase_function(file, indent, "Pointer", local_var_prefix, phase, var, start_offset); |
| break; |
| case TGT_INVALID: |
| assert(0); |
| break; |
| } |
| else |
| print_phase_function(file, indent, "Pointer", local_var_prefix, phase, var, start_offset); |
| break; |
| } |
| case TGT_IFACE_POINTER: |
| print_phase_function(file, indent, "InterfacePointer", local_var_prefix, phase, var, start_offset); |
| break; |
| case TGT_INVALID: |
| assert(0); |
| break; |
| } |
| fprintf(file, "\n"); |
| } |
| |
| void write_remoting_arguments(FILE *file, int indent, const var_t *func, const char *local_var_prefix, |
| enum pass pass, enum remoting_phase phase) |
| { |
| if (phase == PHASE_BUFFERSIZE && pass != PASS_RETURN) |
| { |
| unsigned int size = get_function_buffer_size( func, pass ); |
| print_file(file, indent, "__frame->_StubMsg.BufferLength = %u;\n", size); |
| } |
| |
| if (pass == PASS_RETURN) |
| { |
| write_remoting_arg( file, indent, func, local_var_prefix, pass, phase, |
| type_function_get_retval(func->declspec.type) ); |
| } |
| else |
| { |
| const var_t *var; |
| if (!type_function_get_args(func->declspec.type)) |
| return; |
| LIST_FOR_EACH_ENTRY( var, type_function_get_args(func->declspec.type), const var_t, entry ) |
| write_remoting_arg( file, indent, func, local_var_prefix, pass, phase, var ); |
| } |
| } |
| |
| |
| unsigned int get_size_procformatstring_func(const type_t *iface, const var_t *func) |
| { |
| unsigned int offset = 0; |
| write_procformatstring_func( NULL, 0, iface, func, &offset, 0 ); |
| return offset; |
| } |
| |
| static void get_size_procformatstring_iface(type_t *iface, FILE *file, int indent, unsigned int *size) |
| { |
| const statement_t *stmt; |
| STATEMENTS_FOR_EACH_FUNC( stmt, type_iface_get_stmts(iface) ) |
| { |
| const var_t *func = stmt->u.var; |
| if (!is_local(func->attrs)) |
| *size += get_size_procformatstring_func( iface, func ); |
| } |
| } |
| |
| unsigned int get_size_procformatstring(const statement_list_t *stmts, type_pred_t pred) |
| { |
| unsigned int size = 1; |
| for_each_iface(stmts, get_size_procformatstring_iface, pred, NULL, 0, &size); |
| return size; |
| } |
| |
| unsigned int get_size_typeformatstring(const statement_list_t *stmts, type_pred_t pred) |
| { |
| set_all_tfswrite(FALSE); |
| return process_tfs(NULL, stmts, pred); |
| } |
| |
| void declare_stub_args( FILE *file, int indent, const var_t *func ) |
| { |
| int in_attr, out_attr; |
| int i = 0; |
| var_t *var = type_function_get_retval(func->declspec.type); |
| |
| /* declare return value */ |
| if (!is_void(var->declspec.type)) |
| { |
| if (is_context_handle(var->declspec.type)) |
| print_file(file, indent, "NDR_SCONTEXT %s;\n", var->name); |
| else |
| { |
| print_file(file, indent, "%s", ""); |
| write_type_decl(file, &var->declspec, var->name); |
| fprintf(file, ";\n"); |
| } |
| } |
| |
| if (!type_function_get_args(func->declspec.type)) |
| return; |
| |
| LIST_FOR_EACH_ENTRY( var, type_function_get_args(func->declspec.type), var_t, entry ) |
| { |
| in_attr = is_attr(var->attrs, ATTR_IN); |
| out_attr = is_attr(var->attrs, ATTR_OUT); |
| if (!out_attr && !in_attr) |
| in_attr = 1; |
| |
| if (is_context_handle(var->declspec.type)) |
| print_file(file, indent, "NDR_SCONTEXT %s;\n", var->name); |
| else |
| { |
| if (!in_attr && !is_conformant_array(var->declspec.type)) |
| { |
| const decl_spec_t *type_to_print; |
| char name[16]; |
| print_file(file, indent, "%s", ""); |
| if (type_get_type(var->declspec.type) == TYPE_ARRAY && |
| !type_array_is_decl_as_ptr(var->declspec.type)) |
| type_to_print = &var->declspec; |
| else |
| type_to_print = type_pointer_get_ref(var->declspec.type); |
| sprintf(name, "_W%u", i++); |
| write_type_decl(file, type_to_print, name); |
| fprintf(file, ";\n"); |
| } |
| |
| print_file(file, indent, "%s", ""); |
| write_type_decl_left(file, &var->declspec); |
| fprintf(file, " "); |
| if (type_get_type(var->declspec.type) == TYPE_ARRAY && |
| !type_array_is_decl_as_ptr(var->declspec.type)) { |
| fprintf(file, "(*%s)", var->name); |
| } else |
| fprintf(file, "%s", var->name); |
| write_type_right(file, var->declspec.type, FALSE); |
| fprintf(file, ";\n"); |
| |
| if (decl_indirect(var->declspec.type)) |
| print_file(file, indent, "void *_p_%s;\n", var->name); |
| } |
| } |
| } |
| |
| |
| void assign_stub_out_args( FILE *file, int indent, const var_t *func, const char *local_var_prefix ) |
| { |
| int in_attr, out_attr; |
| int i = 0, sep = 0; |
| const var_t *var; |
| type_t *ref; |
| |
| if (!type_function_get_args(func->declspec.type)) |
| return; |
| |
| LIST_FOR_EACH_ENTRY( var, type_function_get_args(func->declspec.type), const var_t, entry ) |
| { |
| in_attr = is_attr(var->attrs, ATTR_IN); |
| out_attr = is_attr(var->attrs, ATTR_OUT); |
| if (!out_attr && !in_attr) |
| in_attr = 1; |
| |
| if (!in_attr) |
| { |
| print_file(file, indent, "%s%s", local_var_prefix, var->name); |
| |
| switch (typegen_detect_type(var->declspec.type, var->attrs, TDT_IGNORE_STRINGS)) |
| { |
| case TGT_CTXT_HANDLE_POINTER: |
| fprintf(file, " = NdrContextHandleInitialize(\n"); |
| print_file(file, indent + 1, "&__frame->_StubMsg,\n"); |
| print_file(file, indent + 1, "(PFORMAT_STRING)&__MIDL_TypeFormatString.Format[%d]);\n", |
| var->typestring_offset); |
| break; |
| case TGT_ARRAY: |
| if (type_array_has_conformance(var->declspec.type)) |
| { |
| unsigned int size; |
| type_t *type; |
| |
| fprintf(file, " = NdrAllocate(&__frame->_StubMsg, "); |
| for (type = var->declspec.type; |
| is_array(type) && type_array_has_conformance(type); |
| type = type_array_get_element_type(type)) |
| { |
| write_expr(file, type_array_get_conformance(type), TRUE, |
| TRUE, NULL, NULL, local_var_prefix); |
| fprintf(file, " * "); |
| } |
| size = type_memsize(type); |
| fprintf(file, "%u);\n", size); |
| |
| print_file(file, indent, "memset(%s%s, 0, ", local_var_prefix, var->name); |
| for (type = var->declspec.type; |
| is_array(type) && type_array_has_conformance(type); |
| type = type_array_get_element_type(type)) |
| { |
| write_expr(file, type_array_get_conformance(type), TRUE, |
| TRUE, NULL, NULL, local_var_prefix); |
| fprintf(file, " * "); |
| } |
| size = type_memsize(type); |
| fprintf(file, "%u);\n", size); |
| } |
| else |
| fprintf(file, " = &%s_W%u;\n", local_var_prefix, i++); |
| break; |
| case TGT_POINTER: |
| fprintf(file, " = &%s_W%u;\n", local_var_prefix, i); |
| ref = type_pointer_get_ref_type(var->declspec.type); |
| switch (typegen_detect_type(ref, var->attrs, TDT_IGNORE_STRINGS)) |
| { |
| case TGT_BASIC: |
| case TGT_ENUM: |
| case TGT_POINTER: |
| case TGT_RANGE: |
| case TGT_IFACE_POINTER: |
| print_file(file, indent, "%s_W%u = 0;\n", local_var_prefix, i); |
| break; |
| case TGT_USER_TYPE: |
| print_file(file, indent, "memset(&%s_W%u, 0, sizeof(%s_W%u));\n", |
| local_var_prefix, i, local_var_prefix, i); |
| break; |
| case TGT_ARRAY: |
| if (type_array_is_decl_as_ptr(ref)) |
| { |
| print_file(file, indent, "%s_W%u = 0;\n", local_var_prefix, i); |
| break; |
| } |
| ref = type_array_get_element_type(ref); |
| /* fall through */ |
| case TGT_STRUCT: |
| case TGT_UNION: |
| if (type_has_pointers(ref)) |
| print_file(file, indent, "memset(&%s_W%u, 0, sizeof(%s_W%u));\n", |
| local_var_prefix, i, local_var_prefix, i); |
| break; |
| case TGT_CTXT_HANDLE: |
| case TGT_CTXT_HANDLE_POINTER: |
| case TGT_INVALID: |
| case TGT_STRING: |
| /* not initialised */ |
| break; |
| } |
| i++; |
| break; |
| default: |
| break; |
| } |
| |
| sep = 1; |
| } |
| } |
| if (sep) |
| fprintf(file, "\n"); |
| } |
| |
| |
| void write_func_param_struct( FILE *file, const type_t *iface, const type_t *func, |
| const char *var_decl, int add_retval ) |
| { |
| var_t *retval = type_function_get_retval( func ); |
| const var_list_t *args = type_function_get_args( func ); |
| const var_t *arg; |
| int needs_packing; |
| unsigned int align = 0; |
| |
| if (args) |
| LIST_FOR_EACH_ENTRY( arg, args, const var_t, entry ) |
| if (!is_array( arg->declspec.type )) type_memsize_and_alignment( arg->declspec.type, &align ); |
| |
| needs_packing = (align > pointer_size); |
| |
| if (needs_packing) print_file( file, 0, "#include <pshpack%u.h>\n", pointer_size ); |
| print_file(file, 1, "struct _PARAM_STRUCT\n" ); |
| print_file(file, 1, "{\n" ); |
| if (is_object( iface )) print_file(file, 2, "%s *This;\n", iface->name ); |
| |
| if (args) LIST_FOR_EACH_ENTRY( arg, args, const var_t, entry ) |
| { |
| print_file(file, 2, "%s", ""); |
| write_type_left( file, &arg->declspec, NAME_DEFAULT, TRUE, TRUE ); |
| if (needs_space_after( arg->declspec.type )) fputc( ' ', file ); |
| if (is_array( arg->declspec.type ) && !type_array_is_decl_as_ptr( arg->declspec.type )) fputc( '*', file ); |
| |
| /* FIXME: should check for large args being passed by pointer */ |
| align = 0; |
| if (is_array( arg->declspec.type ) || is_ptr( arg->declspec.type )) align = pointer_size; |
| else type_memsize_and_alignment( arg->declspec.type, &align ); |
| |
| if (align < pointer_size) |
| fprintf( file, "DECLSPEC_ALIGN(%u) ", pointer_size ); |
| fprintf( file, "%s;\n", arg->name ); |
| } |
| if (add_retval && !is_void( retval->declspec.type )) |
| { |
| print_file(file, 2, "%s", ""); |
| write_type_left( file, &retval->declspec, NAME_DEFAULT, TRUE, TRUE ); |
| if (needs_space_after( retval->declspec.type )) fputc( ' ', file ); |
| if (!is_array( retval->declspec.type ) && !is_ptr( retval->declspec.type ) && |
| type_memsize( retval->declspec.type ) != pointer_size) |
| { |
| fprintf( file, "DECLSPEC_ALIGN(%u) ", pointer_size ); |
| } |
| fprintf( file, "%s;\n", retval->name ); |
| } |
| print_file(file, 1, "} %s;\n", var_decl ); |
| if (needs_packing) print_file( file, 0, "#include <poppack.h>\n" ); |
| print_file( file, 0, "\n" ); |
| } |
| |
| void write_pointer_checks( FILE *file, int indent, const var_t *func ) |
| { |
| const var_list_t *args = type_function_get_args( func->declspec.type ); |
| const var_t *var; |
| |
| if (!args) return; |
| |
| LIST_FOR_EACH_ENTRY( var, args, const var_t, entry ) |
| if (cant_be_null( var )) |
| print_file( file, indent, "if (!%s) RpcRaiseException(RPC_X_NULL_REF_POINTER);\n", var->name ); |
| } |
| |
| int write_expr_eval_routines(FILE *file, const char *iface) |
| { |
| static const char *var_name = "pS"; |
| static const char *var_name_expr = "pS->"; |
| int result = 0; |
| struct expr_eval_routine *eval; |
| unsigned short callback_offset = 0; |
| |
| LIST_FOR_EACH_ENTRY(eval, &expr_eval_routines, struct expr_eval_routine, entry) |
| { |
| const char *name = eval->name; |
| result = 1; |
| |
| print_file(file, 0, "static void __RPC_USER %s_%sExprEval_%04u(PMIDL_STUB_MESSAGE pStubMsg)\n", |
| eval->iface ? eval->iface->name : iface, name, callback_offset); |
| print_file(file, 0, "{\n"); |
| if (type_get_type( eval->cont_type ) == TYPE_FUNCTION) |
| { |
| write_func_param_struct( file, eval->iface, eval->cont_type, |
| "*pS = (struct _PARAM_STRUCT *)pStubMsg->StackTop", FALSE ); |
| } |
| else |
| { |
| decl_spec_t ds = {.type = (type_t *)eval->cont_type}; |
| print_file(file, 1, "%s", ""); |
| write_type_left(file, &ds, NAME_DEFAULT, TRUE, TRUE); |
| fprintf(file, " *%s = (", var_name); |
| write_type_left(file, &ds, NAME_DEFAULT, TRUE, TRUE); |
| fprintf(file, " *)(pStubMsg->StackTop - %u);\n", eval->baseoff); |
| } |
| print_file(file, 1, "pStubMsg->Offset = 0;\n"); /* FIXME */ |
| print_file(file, 1, "pStubMsg->MaxCount = (ULONG_PTR)"); |
| write_expr(file, eval->expr, 1, 1, var_name_expr, eval->cont_type, ""); |
| fprintf(file, ";\n"); |
| print_file(file, 0, "}\n\n"); |
| callback_offset++; |
| } |
| return result; |
| } |
| |
| void write_expr_eval_routine_list(FILE *file, const char *iface) |
| { |
| struct expr_eval_routine *eval; |
| struct expr_eval_routine *cursor; |
| unsigned short callback_offset = 0; |
| |
| fprintf(file, "static const EXPR_EVAL ExprEvalRoutines[] =\n"); |
| fprintf(file, "{\n"); |
| |
| LIST_FOR_EACH_ENTRY_SAFE(eval, cursor, &expr_eval_routines, struct expr_eval_routine, entry) |
| { |
| print_file(file, 1, "%s_%sExprEval_%04u,\n", |
| eval->iface ? eval->iface->name : iface, eval->name, callback_offset); |
| callback_offset++; |
| list_remove(&eval->entry); |
| free(eval->name); |
| free(eval); |
| } |
| |
| fprintf(file, "};\n\n"); |
| } |
| |
| void write_user_quad_list(FILE *file) |
| { |
| user_type_t *ut; |
| |
| if (list_empty(&user_type_list)) |
| return; |
| |
| fprintf(file, "static const USER_MARSHAL_ROUTINE_QUADRUPLE UserMarshalRoutines[] =\n"); |
| fprintf(file, "{\n"); |
| LIST_FOR_EACH_ENTRY(ut, &user_type_list, user_type_t, entry) |
| { |
| const char *sep = &ut->entry == list_tail(&user_type_list) ? "" : ","; |
| print_file(file, 1, "{\n"); |
| print_file(file, 2, "(USER_MARSHAL_SIZING_ROUTINE)%s_UserSize,\n", ut->name); |
| print_file(file, 2, "(USER_MARSHAL_MARSHALLING_ROUTINE)%s_UserMarshal,\n", ut->name); |
| print_file(file, 2, "(USER_MARSHAL_UNMARSHALLING_ROUTINE)%s_UserUnmarshal,\n", ut->name); |
| print_file(file, 2, "(USER_MARSHAL_FREEING_ROUTINE)%s_UserFree\n", ut->name); |
| print_file(file, 1, "}%s\n", sep); |
| } |
| fprintf(file, "};\n\n"); |
| } |
| |
| void write_endpoints( FILE *f, const char *prefix, const str_list_t *list ) |
| { |
| const struct str_list_entry_t *endpoint; |
| const char *p; |
| |
| /* this should be an array of RPC_PROTSEQ_ENDPOINT but we want const strings */ |
| print_file( f, 0, "static const unsigned char * const %s__RpcProtseqEndpoint[][2] =\n{\n", prefix ); |
| LIST_FOR_EACH_ENTRY( endpoint, list, const struct str_list_entry_t, entry ) |
| { |
| print_file( f, 1, "{ (const unsigned char *)\"" ); |
| for (p = endpoint->str; *p && *p != ':'; p++) |
| { |
| if (*p == '"' || *p == '\\') fputc( '\\', f ); |
| fputc( *p, f ); |
| } |
| if (!*p) goto error; |
| if (p[1] != '[') goto error; |
| |
| fprintf( f, "\", (const unsigned char *)\"" ); |
| for (p += 2; *p && *p != ']'; p++) |
| { |
| if (*p == '"' || *p == '\\') fputc( '\\', f ); |
| fputc( *p, f ); |
| } |
| if (*p != ']') goto error; |
| fprintf( f, "\" },\n" ); |
| } |
| print_file( f, 0, "};\n\n" ); |
| return; |
| |
| error: |
| error("Invalid endpoint syntax '%s'\n", endpoint->str); |
| } |
| |
| void write_client_call_routine( FILE *file, const type_t *iface, const var_t *func, |
| const char *prefix, unsigned int proc_offset ) |
| { |
| const decl_spec_t *rettype = type_function_get_ret( func->declspec.type ); |
| int has_ret = !is_void( rettype->type ); |
| const var_list_t *args = type_function_get_args( func->declspec.type ); |
| const var_t *arg; |
| int len, needs_params = 0; |
| |
| /* we need a param structure if we have more than one arg */ |
| if (pointer_size == 4 && args) needs_params = is_object( iface ) || list_count( args ) > 1; |
| |
| print_file( file, 0, "{\n"); |
| if (needs_params) |
| { |
| if (has_ret) print_file( file, 1, "%s", "CLIENT_CALL_RETURN _RetVal;\n" ); |
| write_func_param_struct( file, iface, func->declspec.type, "__params", FALSE ); |
| if (is_object( iface )) print_file( file, 1, "__params.This = This;\n" ); |
| if (args) |
| LIST_FOR_EACH_ENTRY( arg, args, const var_t, entry ) |
| print_file( file, 1, "__params.%s = %s;\n", arg->name, arg->name ); |
| } |
| else if (has_ret) print_file( file, 1, "%s", "CLIENT_CALL_RETURN _RetVal;\n\n" ); |
| |
| len = fprintf( file, " %s%s( ", |
| has_ret ? "_RetVal = " : "", |
| get_stub_mode() == MODE_Oif ? "NdrClientCall2" : "NdrClientCall" ); |
| fprintf( file, "&%s_StubDesc,", prefix ); |
| fprintf( file, "\n%*s&__MIDL_ProcFormatString.Format[%u]", len, "", proc_offset ); |
| if (needs_params) |
| { |
| fprintf( file, ",\n%*s&__params", len, "" ); |
| } |
| else if (pointer_size == 8) |
| { |
| if (is_object( iface )) fprintf( file, ",\n%*sThis", len, "" ); |
| if (args) |
| LIST_FOR_EACH_ENTRY( arg, args, const var_t, entry ) |
| fprintf( file, ",\n%*s%s", len, "", arg->name ); |
| } |
| else |
| { |
| if (is_object( iface )) fprintf( file, ",\n%*s&This", len, "" ); |
| else if (args) |
| { |
| arg = LIST_ENTRY( list_head(args), const var_t, entry ); |
| fprintf( file, ",\n%*s&%s", len, "", arg->name ); |
| } |
| } |
| fprintf( file, " );\n" ); |
| if (has_ret) |
| { |
| print_file( file, 1, "return (" ); |
| write_type_decl_left(file, rettype); |
| fprintf( file, ")%s;\n", pointer_size == 8 ? "_RetVal.Simple" : "*(LONG_PTR *)&_RetVal" ); |
| } |
| print_file( file, 0, "}\n\n"); |
| } |
| |
| void write_exceptions( FILE *file ) |
| { |
| fprintf( file, "#ifndef USE_COMPILER_EXCEPTIONS\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#include \"wine/exception.h\"\n"); |
| fprintf( file, "#undef RpcTryExcept\n"); |
| fprintf( file, "#undef RpcExcept\n"); |
| fprintf( file, "#undef RpcEndExcept\n"); |
| fprintf( file, "#undef RpcTryFinally\n"); |
| fprintf( file, "#undef RpcFinally\n"); |
| fprintf( file, "#undef RpcEndFinally\n"); |
| fprintf( file, "#undef RpcExceptionCode\n"); |
| fprintf( file, "#undef RpcAbnormalTermination\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "struct __exception_frame;\n"); |
| fprintf( file, "typedef int (*__filter_func)(struct __exception_frame *);\n"); |
| fprintf( file, "typedef void (*__finally_func)(struct __exception_frame *);\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define __DECL_EXCEPTION_FRAME \\\n"); |
| fprintf( file, " EXCEPTION_REGISTRATION_RECORD frame; \\\n"); |
| fprintf( file, " __filter_func filter; \\\n"); |
| fprintf( file, " __finally_func finally; \\\n"); |
| fprintf( file, " __wine_jmp_buf jmp; \\\n"); |
| fprintf( file, " DWORD code; \\\n"); |
| fprintf( file, " unsigned char abnormal_termination; \\\n"); |
| fprintf( file, " unsigned char filter_level; \\\n"); |
| fprintf( file, " unsigned char finally_level;\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "struct __exception_frame\n{\n"); |
| fprintf( file, " __DECL_EXCEPTION_FRAME\n"); |
| fprintf( file, "};\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "static inline void __widl_unwind_target(void)\n" ); |
| fprintf( file, "{\n"); |
| fprintf( file, " struct __exception_frame *exc_frame = (struct __exception_frame *)__wine_get_frame();\n" ); |
| fprintf( file, " if (exc_frame->finally_level > exc_frame->filter_level)\n" ); |
| fprintf( file, " {\n"); |
| fprintf( file, " exc_frame->abnormal_termination = 1;\n"); |
| fprintf( file, " exc_frame->finally( exc_frame );\n"); |
| fprintf( file, " __wine_pop_frame( &exc_frame->frame );\n"); |
| fprintf( file, " }\n"); |
| fprintf( file, " exc_frame->filter_level = 0;\n"); |
| fprintf( file, " __wine_longjmp( &exc_frame->jmp, 1 );\n"); |
| fprintf( file, "}\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "static DWORD __cdecl __widl_exception_handler( EXCEPTION_RECORD *record,\n"); |
| fprintf( file, " EXCEPTION_REGISTRATION_RECORD *frame,\n"); |
| fprintf( file, " CONTEXT *context,\n"); |
| fprintf( file, " EXCEPTION_REGISTRATION_RECORD **pdispatcher )\n"); |
| fprintf( file, "{\n"); |
| fprintf( file, " struct __exception_frame *exc_frame = (struct __exception_frame *)frame;\n"); |
| fprintf( file, "\n"); |
| fprintf( file, " if (record->ExceptionFlags & (EH_UNWINDING | EH_EXIT_UNWIND | EH_NESTED_CALL))\n"); |
| fprintf( file, " {\n" ); |
| fprintf( file, " if (exc_frame->finally_level && (record->ExceptionFlags & (EH_UNWINDING | EH_EXIT_UNWIND)))\n"); |
| fprintf( file, " {\n" ); |
| fprintf( file, " exc_frame->abnormal_termination = 1;\n"); |
| fprintf( file, " exc_frame->finally( exc_frame );\n"); |
| fprintf( file, " }\n" ); |
| fprintf( file, " return ExceptionContinueSearch;\n"); |
| fprintf( file, " }\n" ); |
| fprintf( file, " exc_frame->code = record->ExceptionCode;\n"); |
| fprintf( file, " if (exc_frame->filter_level && exc_frame->filter( exc_frame ) == EXCEPTION_EXECUTE_HANDLER)\n" ); |
| fprintf( file, " __wine_rtl_unwind( frame, record, __widl_unwind_target );\n"); |
| fprintf( file, " return ExceptionContinueSearch;\n"); |
| fprintf( file, "}\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcTryExcept \\\n"); |
| fprintf( file, " if (!__wine_setjmpex( &__frame->jmp, &__frame->frame )) \\\n"); |
| fprintf( file, " { \\\n"); |
| fprintf( file, " if (!__frame->finally_level) \\\n" ); |
| fprintf( file, " __wine_push_frame( &__frame->frame ); \\\n"); |
| fprintf( file, " __frame->filter_level = __frame->finally_level + 1;\n" ); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcExcept(expr) \\\n"); |
| fprintf( file, " if (!__frame->finally_level) \\\n" ); |
| fprintf( file, " __wine_pop_frame( &__frame->frame ); \\\n"); |
| fprintf( file, " __frame->filter_level = 0; \\\n" ); |
| fprintf( file, " } \\\n"); |
| fprintf( file, " else \\\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcEndExcept\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcExceptionCode() (__frame->code)\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcTryFinally \\\n"); |
| fprintf( file, " if (!__frame->filter_level) \\\n"); |
| fprintf( file, " __wine_push_frame( &__frame->frame ); \\\n"); |
| fprintf( file, " __frame->finally_level = __frame->filter_level + 1;\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcFinally \\\n"); |
| fprintf( file, " if (!__frame->filter_level) \\\n"); |
| fprintf( file, " __wine_pop_frame( &__frame->frame ); \\\n"); |
| fprintf( file, " __frame->finally_level = 0;\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcEndFinally\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcAbnormalTermination() (__frame->abnormal_termination)\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcExceptionInit(filter_func,finally_func) \\\n"); |
| fprintf( file, " do { \\\n"); |
| fprintf( file, " __frame->frame.Handler = __widl_exception_handler; \\\n"); |
| fprintf( file, " __frame->filter = (__filter_func)(filter_func); \\\n" ); |
| fprintf( file, " __frame->finally = (__finally_func)(finally_func); \\\n"); |
| fprintf( file, " __frame->abnormal_termination = 0; \\\n"); |
| fprintf( file, " __frame->filter_level = 0; \\\n"); |
| fprintf( file, " __frame->finally_level = 0; \\\n"); |
| fprintf( file, " } while (0)\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#else /* USE_COMPILER_EXCEPTIONS */\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define RpcExceptionInit(filter_func,finally_func) \\\n"); |
| fprintf( file, " do { (void)(filter_func); } while(0)\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#define __DECL_EXCEPTION_FRAME \\\n"); |
| fprintf( file, " DWORD code;\n"); |
| fprintf( file, "\n"); |
| fprintf( file, "#endif /* USE_COMPILER_EXCEPTIONS */\n"); |
| } |
