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Diffstat (limited to 'camel/camel-net-utils-win32.h')
| -rw-r--r-- | camel/camel-net-utils-win32.h | 381 |
1 files changed, 0 insertions, 381 deletions
diff --git a/camel/camel-net-utils-win32.h b/camel/camel-net-utils-win32.h deleted file mode 100644 index a4f21f513..000000000 --- a/camel/camel-net-utils-win32.h +++ /dev/null @@ -1,381 +0,0 @@ -/** - * This file has no copyright assigned and is placed in the Public Domain. - * This file is part of the w64 mingw-runtime package. - * No warranty is given; refer to the file DISCLAIMER within this package. - */ -#ifndef _CAMEL_NET_UTILS_WIN32_H_ -#define _CAMEL_NET_UTILS_WIN32_H_ - -#include <stdio.h> -#include <stdlib.h> -#include <malloc.h> -#include <string.h> -#include <ws2tcpip.h> - -#define _COMPAT_STRCPY_S(_Dst,_Size,_Src) strcpy((_Dst),(_Src)) -#define _COMPAT_STRCAT_S(_Dst,_Size,_Src) strcat((_Dst),(_Src)) -#define _COMPAT_STRNCPY_S(_Dst,_Size,_Src,_Count) strncpy((_Dst),(_Src),(_Count)); (_Dst)[(_Size) - 1] = 0 -#define _COMPAT_SPRINTF_S_1(_Dst,_Size,_Format,_Arg1) sprintf((_Dst),(_Format),(_Arg1)) - -#ifndef _COMPAT_COUNTOF -#ifndef __cplusplus -#define _COMPAT_COUNTOF(_Array) (sizeof(_Array) / sizeof(_Array[0])) -#else -template <typename __CountofType,size_t _N> char (&__COMPAT_countof_helper(__CountofType (&_Array)[_N]))[_N]; -#define _COMPAT_COUNTOF(_Array) sizeof(__COMPAT_countof_helper(_Array)) -#endif -#endif - -#define CompatMalloc(tSize) calloc(1,(tSize)) -#define CompatFree(p) free(p) -#define CompatSwap(a,b,c) { (c) = (a); (a) = (b); (b) = (c); } -#define getaddrinfo CompatGetAddrInfo -#define getnameinfo CompatGetNameInfo -#define freeaddrinfo CompatFreeAddrInfo - -typedef int (WINAPI *COMPAT_PGETADDRINFO)(const char *nodename,const char *servname,const struct addrinfo *hints,struct addrinfo **res); -typedef int (WINAPI *COMPAT_PGETNAMEINFO)(const struct sockaddr *sa,socklen_t salen,char *host,size_t hostlen,char *serv,size_t servlen,int flags); -typedef void (WINAPI *COMPAT_PFREEADDRINFO)(struct addrinfo *ai); - -G_BEGIN_DECLS - - static char *WINAPI CompatStrdup (const char *pszString) { - char *pszMemory; - size_t cchMemory; - if(!pszString) return(NULL); - cchMemory = strlen(pszString) + 1; - pszMemory = (char *) CompatMalloc(cchMemory); - if(!pszMemory) return(NULL); - _COMPAT_STRCPY_S(pszMemory,cchMemory,pszString); - return pszMemory; - } - - static WINBOOL WINAPI CompatParseV4Address (const char *pszAddress,PDWORD pdwAddress) { - DWORD dwAddress = 0; - const char *pcNext = NULL; - int iCount = 0; - for(pcNext = pszAddress;*pcNext!='\0';pcNext++) - if(*pcNext=='.') iCount++; - if(iCount!=3) return FALSE; - dwAddress = inet_addr(pszAddress); - if(dwAddress==INADDR_NONE) return FALSE; - *pdwAddress = dwAddress; - return TRUE; - } - - static struct addrinfo *WINAPI CompatNewAddrInfo (int iSocketType,int iProtocol,WORD wPort,DWORD dwAddress) { - struct addrinfo *ptNew; - struct sockaddr_in *ptAddress; - ptNew = (struct addrinfo *) CompatMalloc(sizeof(struct addrinfo)); - if(!ptNew) return NULL; - ptAddress = (struct sockaddr_in *) CompatMalloc(sizeof(struct sockaddr_in)); - if(!ptAddress) { - CompatFree(ptNew); - return NULL; - } - ptAddress->sin_family = AF_INET; - ptAddress->sin_port = wPort; - ptAddress->sin_addr.s_addr = dwAddress; - ptNew->ai_family = PF_INET; - ptNew->ai_socktype = iSocketType; - ptNew->ai_protocol = iProtocol; - ptNew->ai_addrlen = sizeof(struct sockaddr_in); - ptNew->ai_addr = (struct sockaddr *) ptAddress; - return ptNew; - } - - static int WINAPI CompatQueryDNS(const char *pszNodeName,int iSocketType,int iProtocol,WORD wPort,char pszAlias[NI_MAXHOST],struct addrinfo **pptResult) { - struct addrinfo **pptNext = pptResult; - struct hostent *ptHost = NULL; - char **ppAddresses; - *pptNext = NULL; - pszAlias[0] = '\0'; - ptHost = gethostbyname(pszNodeName); - if(ptHost) { - if((ptHost->h_addrtype==AF_INET) && (ptHost->h_length==sizeof(struct in_addr))) { - for(ppAddresses = ptHost->h_addr_list;*ppAddresses!=NULL;ppAddresses++) { - *pptNext = CompatNewAddrInfo(iSocketType,iProtocol,wPort,((struct in_addr *) *ppAddresses)->s_addr); - if(!*pptNext) return EAI_MEMORY; - pptNext = &((*pptNext)->ai_next); - } - } - _COMPAT_STRNCPY_S(pszAlias,NI_MAXHOST,ptHost->h_name,NI_MAXHOST - 1); - return 0; - } - switch(WSAGetLastError()) { - case WSAHOST_NOT_FOUND: return EAI_NONAME; - case WSATRY_AGAIN: return EAI_AGAIN; - case WSANO_RECOVERY: return EAI_FAIL; - case WSANO_DATA: return EAI_NODATA; - default: return EAI_NONAME; - } - } - - static int WINAPI CompatLookupNode(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; - _COMPAT_STRNCPY_S(pszName,NI_MAXHOST,pszNodeName,NI_MAXHOST - 1); - for(;;) { - iError = CompatQueryDNS(pszNodeName,iSocketType,iProtocol,wPort,pszAlias,pptResult); - if(iError) break; - if(*pptResult) break; - if((!strlen(pszAlias)) || (!strcmp(pszName,pszAlias)) || (++iAliasCount==16)) { - iError = EAI_FAIL; - break; - } - CompatSwap(pszName,pszAlias,pszScratch); - } - if(!iError && bAI_CANONNAME) { - (*pptResult)->ai_canonname = CompatStrdup(pszAlias); - if(!(*pptResult)->ai_canonname) iError = EAI_MEMORY; - } - return iError; - } - - static int WINAPI CompatClone (WORD wPort,struct addrinfo *ptResult) { - struct addrinfo *ptNext = NULL; - struct addrinfo *ptNew = NULL; - for(ptNext = ptResult; ptNext!=NULL;) { - ptNew = CompatNewAddrInfo(SOCK_DGRAM,ptNext->ai_protocol,wPort,((struct sockaddr_in *) ptNext->ai_addr)->sin_addr.s_addr); - if(!ptNew) break; - ptNew->ai_next = ptNext->ai_next; - ptNext->ai_next = ptNew; - ptNext = ptNew->ai_next; - } - if(ptNext!=NULL) return EAI_MEMORY; - return 0; - } - - - static void WINAPI CompatLegacyFreeAddrInfo (struct addrinfo *ptHead) { - struct addrinfo *ptNext; - for(ptNext = ptHead;ptNext!=NULL;ptNext = ptHead) { - if(ptNext->ai_canonname) CompatFree(ptNext->ai_canonname); - if(ptNext->ai_addr) CompatFree(ptNext->ai_addr); - ptHead = ptNext->ai_next; - CompatFree(ptNext); - } - } - - static int WINAPI CompatLegacyGetAddrInfo(const char *pszNodeName,const char *pszServiceName,const struct addrinfo *ptHints,struct addrinfo **pptResult) { - int iError = 0; - int iFlags = 0; - int iFamily = PF_UNSPEC; - int iSocketType = 0; - int iProtocol = 0; - WORD wPort = 0; - DWORD dwAddress = 0; - struct servent *ptService = NULL; - char *pc = NULL; - WINBOOL bClone = FALSE; - WORD wTcpPort = 0; - WORD wUdpPort = 0; - *pptResult = NULL; - if((!pszNodeName) && (!pszServiceName)) return EAI_NONAME; - if(ptHints) { - if((ptHints->ai_addrlen!=0) || (ptHints->ai_canonname!=NULL) || (ptHints->ai_addr!=NULL) || (ptHints->ai_next!=NULL)) return EAI_FAIL; - iFlags = ptHints->ai_flags; - if((iFlags & AI_CANONNAME) && !pszNodeName) return EAI_BADFLAGS; - iFamily = ptHints->ai_family; - if((iFamily!=PF_UNSPEC) && (iFamily!=PF_INET)) return EAI_FAMILY; - iSocketType = ptHints->ai_socktype; - if((iSocketType!=0) && (iSocketType!=SOCK_STREAM) && (iSocketType!=SOCK_DGRAM) && (iSocketType!=SOCK_RAW)) return EAI_SOCKTYPE; - iProtocol = ptHints->ai_protocol; - } - if(pszServiceName) { - wPort = (WORD) strtoul(pszServiceName,&pc,10); - if(*pc=='\0') { - wPort = wTcpPort = wUdpPort = htons(wPort); - if(iSocketType==0) { - bClone = TRUE; - iSocketType = SOCK_STREAM; - } - } else { - if((iSocketType==0) || (iSocketType==SOCK_DGRAM)) { - ptService = getservbyname(pszServiceName,"udp"); - if(ptService) wPort = wUdpPort = ptService->s_port; - } - if((iSocketType==0) || (iSocketType==SOCK_STREAM)) { - ptService = getservbyname(pszServiceName,"tcp"); - if(ptService) wPort = wTcpPort = ptService->s_port; - } - if(wPort==0) return (iSocketType ? EAI_SERVICE : EAI_NONAME); - if(iSocketType==0) { - iSocketType = (wTcpPort) ? SOCK_STREAM : SOCK_DGRAM; - bClone = (wTcpPort && wUdpPort); - } - } - } - if((!pszNodeName) || (CompatParseV4Address(pszNodeName,&dwAddress))) { - if(!pszNodeName) { - dwAddress = htonl((iFlags & AI_PASSIVE) ? INADDR_ANY : INADDR_LOOPBACK); - } - *pptResult = CompatNewAddrInfo(iSocketType,iProtocol,wPort,dwAddress); - if(!(*pptResult)) iError = EAI_MEMORY; - if(!iError && pszNodeName) { - (*pptResult)->ai_flags |= AI_NUMERICHOST; - if(iFlags & AI_CANONNAME) { - (*pptResult)->ai_canonname = - CompatStrdup(inet_ntoa(*((struct in_addr *) &dwAddress))); - if(!(*pptResult)->ai_canonname) iError = EAI_MEMORY; - } - } - } else if(iFlags & AI_NUMERICHOST) iError = EAI_NONAME; - else iError = CompatLookupNode(pszNodeName,iSocketType,iProtocol,wPort,(iFlags & AI_CANONNAME),pptResult); - if(!iError && bClone) iError = CompatClone(wUdpPort,*pptResult); - if(iError) { - CompatLegacyFreeAddrInfo(*pptResult); - *pptResult = NULL; - } - return (iError); - } - - static int WINAPI CompatLegacyGetNameInfo(const struct sockaddr *ptSocketAddress,socklen_t tSocketLength,char *pszNodeName,size_t tNodeLength,char *pszServiceName,size_t tServiceLength,int iFlags) { - struct servent *ptService; - WORD wPort; - char szBuffer[] = "65535"; - char *pszService = szBuffer; - struct hostent *ptHost; - struct in_addr tAddress; - char *pszNode = NULL; - char *pc = NULL; - - if((!ptSocketAddress) || (tSocketLength < sizeof(struct sockaddr))) return EAI_FAIL; - if(ptSocketAddress->sa_family!=AF_INET) return EAI_FAMILY; - if(tSocketLength < sizeof(struct sockaddr_in)) return EAI_FAIL; - if(!(pszNodeName && tNodeLength) && !(pszServiceName && tServiceLength)) return EAI_NONAME; - if((iFlags & NI_NUMERICHOST) && (iFlags & NI_NAMEREQD)) return EAI_BADFLAGS; - if(pszServiceName && tServiceLength) { - wPort = ((struct sockaddr_in *) ptSocketAddress)->sin_port; - if(iFlags & NI_NUMERICSERV) { - _COMPAT_SPRINTF_S_1(szBuffer,_COMPAT_COUNTOF(szBuffer),"%u",ntohs(wPort)); - } else { - ptService = getservbyport(wPort,(iFlags & NI_DGRAM) ? "udp" : NULL); - if(ptService && ptService->s_name) { - pszService = ptService->s_name; - } else { - _COMPAT_SPRINTF_S_1(szBuffer,_COMPAT_COUNTOF(szBuffer),"%u",ntohs(wPort)); - } - } - if(tServiceLength > strlen(pszService)) - _COMPAT_STRCPY_S(pszServiceName,tServiceLength,pszService); - else return EAI_FAIL; - } - if(pszNodeName && tNodeLength) { - tAddress = ((struct sockaddr_in *) ptSocketAddress)->sin_addr; - if(iFlags & NI_NUMERICHOST) { - pszNode = inet_ntoa(tAddress); - } else { - ptHost = gethostbyaddr((char *) &tAddress,sizeof(struct in_addr),AF_INET); - if(ptHost && ptHost->h_name) { - pszNode = ptHost->h_name; - if((iFlags & NI_NOFQDN) && ((pc = strchr(pszNode,'.'))!=NULL)) *pc = '\0'; - } else { - if(iFlags & NI_NAMEREQD) { - switch(WSAGetLastError()) { - case WSAHOST_NOT_FOUND: return EAI_NONAME; - case WSATRY_AGAIN: return EAI_AGAIN; - case WSANO_RECOVERY: return EAI_FAIL; - default: return EAI_NONAME; - } - } else pszNode = inet_ntoa(tAddress); - } - } - if(tNodeLength > strlen(pszNode)) _COMPAT_STRCPY_S(pszNodeName,tNodeLength,pszNode); - else return EAI_FAIL; - } - return 0; - } - - typedef struct { - char const *pszName; - FARPROC pfAddress; - } COMPAT_FUNCTION; - -#define COMPAT_FUNCTION_ARRAY { "getaddrinfo",(FARPROC) CompatLegacyGetAddrInfo,"getnameinfo",(FARPROC) CompatLegacyGetNameInfo,"freeaddrinfo",(FARPROC) CompatLegacyFreeAddrInfo,} - - static FARPROC WINAPI CompatLoad(WORD wFunction) { - HMODULE hLibrary = NULL; - static WINBOOL bInitialized = FALSE; - static COMPAT_FUNCTION rgtGlobal[] = COMPAT_FUNCTION_ARRAY; - static const int iNumGlobal = (sizeof(rgtGlobal) / sizeof(COMPAT_FUNCTION)); - COMPAT_FUNCTION rgtLocal[] = COMPAT_FUNCTION_ARRAY; - FARPROC fScratch = NULL; - int i = 0; - if(bInitialized) return (rgtGlobal[wFunction].pfAddress); - for(;;) { - CHAR SystemDir[MAX_PATH + 1]; - CHAR Path[MAX_PATH + 8]; - if(GetSystemDirectoryA(SystemDir,MAX_PATH)==0) break; - _COMPAT_STRCPY_S(Path,_COMPAT_COUNTOF(Path),SystemDir); - _COMPAT_STRCAT_S(Path,_COMPAT_COUNTOF(Path),"\\ws2_32"); - hLibrary = LoadLibraryA(Path); - if(hLibrary!=NULL) { - fScratch = GetProcAddress(hLibrary,"getaddrinfo"); - if(!fScratch) { - FreeLibrary(hLibrary); - hLibrary = NULL; - } - } - if(hLibrary!=NULL) break; - _COMPAT_STRCPY_S(Path,_COMPAT_COUNTOF(Path),SystemDir); - _COMPAT_STRCAT_S(Path,_COMPAT_COUNTOF(Path),"\\wship6"); - hLibrary = LoadLibraryA(Path); - if(hLibrary!=NULL) { - fScratch = GetProcAddress(hLibrary,"getaddrinfo"); - if(!fScratch) { - FreeLibrary(hLibrary); - hLibrary = NULL; - } - } - break; - } - if(hLibrary!=NULL) { - for(i = 0;i < iNumGlobal;i++) { - rgtLocal[i].pfAddress = GetProcAddress(hLibrary,rgtLocal[i].pszName); - if(!(rgtLocal[i].pfAddress)) { - FreeLibrary(hLibrary); - hLibrary = NULL; - break; - } - } - if(hLibrary!=NULL) { - for(i = 0;i < iNumGlobal;i++) - rgtGlobal[i].pfAddress = rgtLocal[i].pfAddress; - } - } - bInitialized = TRUE; - return (rgtGlobal[wFunction].pfAddress); - } - - static int WINAPI CompatGetAddrInfo(const char *nodename,const char *servname,const struct addrinfo *hints,struct addrinfo **res) { - int iError; - static COMPAT_PGETADDRINFO pfGetAddrInfo = NULL; - if(!pfGetAddrInfo) pfGetAddrInfo = (COMPAT_PGETADDRINFO) CompatLoad(0); - iError = (*pfGetAddrInfo)(nodename,servname,hints,res); - WSASetLastError(iError); - return iError; - } - - static int WINAPI CompatGetNameInfo (const struct sockaddr *sa,socklen_t salen,char *host,size_t hostlen,char *serv,size_t servlen,int flags) { - int iError; - static COMPAT_PGETNAMEINFO pfGetNameInfo = NULL; - if(!pfGetNameInfo) pfGetNameInfo = (COMPAT_PGETNAMEINFO) CompatLoad(1); - iError = (*pfGetNameInfo)(sa,salen,host,hostlen,serv,servlen,flags); - WSASetLastError(iError); - return iError; - } - - static void WINAPI CompatFreeAddrInfo (struct addrinfo *ai) { - static COMPAT_PFREEADDRINFO pfFreeAddrInfo = NULL; - if(!pfFreeAddrInfo) pfFreeAddrInfo = (COMPAT_PFREEADDRINFO) CompatLoad(2); - (*pfFreeAddrInfo)(ai); - } - -G_END_DECLS -#endif |