| #ifndef WIN32_LEAN_AND_MEAN |
| #define WIN32_LEAN_AND_MEAN |
| #endif |
| #include <windows.h> |
| #undef __CRT__NO_INLINE |
| #define __CRT__NO_INLINE |
| #include <wspiapi.h> |
| |
| int WINAPI |
| WspiapiLookupNode(const char *pszNodeName, |
| int iSocketType, int iProtocol, |
| WORD wPort, WINBOOL bAI_CANONNAME, |
| struct addrinfo **pptResult) |
| { |
| int iError = 0; |
| int iAliasCount = 0; |
| char szFQDN1[NI_MAXHOST] = ""; |
| char szFQDN2[NI_MAXHOST] = ""; |
| char *pszName = szFQDN1; |
| char *pszAlias = szFQDN2; |
| char *pszScratch = NULL; |
| _WSPIAPI_STRNCPY_S(pszName,NI_MAXHOST,pszNodeName,NI_MAXHOST - 1); |
| for(;;) { |
| iError = WspiapiQueryDNS(pszNodeName, iSocketType, iProtocol, |
| wPort, pszAlias, pptResult); |
| if (iError) |
| break; |
| if (*pptResult) |
| break; |
| if ((!strlen(pszAlias)) || (!strcmp(pszName,pszAlias)) || |
| (++iAliasCount == 16)) { |
| iError = EAI_FAIL; |
| break; |
| } |
| WspiapiSwap(pszName,pszAlias,pszScratch); |
| } |
| if (!iError && bAI_CANONNAME) { |
| (*pptResult)->ai_canonname = WspiapiStrdup(pszAlias); |
| if (!(*pptResult)->ai_canonname) |
| iError = EAI_MEMORY; |
| } |
| return iError; |
| } |
