Implemented getaddrinfo(), including full mapping of struct addrinfo

between UNIX and Windows. Based on a patch by Mike Hearn.
This commit is contained in:
Marcus Meissner 2005-11-17 12:58:35 +00:00 committed by Alexandre Julliard
parent f7dd869ebf
commit 7a6fdea105
6 changed files with 231 additions and 4 deletions

2
configure vendored
View File

@ -14503,6 +14503,7 @@ fi
for ac_func in \
@ -14527,6 +14528,7 @@ for ac_func in \
ftruncate \
futimes \
futimesat \
getaddrinfo \
getnetbyname \
getopt_long \
getpagesize \

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@ -1158,6 +1158,7 @@ AC_CHECK_FUNCS(\
ftruncate \
futimes \
futimesat \
getaddrinfo \
getnetbyname \
getopt_long \
getpagesize \

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@ -314,6 +314,30 @@ static const int ws_proto_map[][2] =
{ 0, 0 }
};
static const int ws_aiflag_map[][2] =
{
MAP_OPTION( AI_PASSIVE ),
MAP_OPTION( AI_CANONNAME ),
MAP_OPTION( AI_NUMERICHOST ),
/* Linux/UNIX knows a lot more. But Windows only
* has 3 as far as I could see. -Marcus
*/
{ 0, 0 }
};
static const int ws_eai_map[][2] =
{
MAP_OPTION( EAI_AGAIN ),
MAP_OPTION( EAI_BADFLAGS ),
MAP_OPTION( EAI_FAIL ),
MAP_OPTION( EAI_FAMILY ),
MAP_OPTION( EAI_MEMORY ),
MAP_OPTION( EAI_NODATA ),
MAP_OPTION( EAI_SERVICE ),
MAP_OPTION( EAI_SOCKTYPE ),
{ 0, 0 }
};
inline static DWORD NtStatusToWSAError( const DWORD status )
{
/* We only need to cover the status codes set by server async request handling */
@ -860,9 +884,9 @@ static struct WS_protoent *check_buffer_pe(int size)
/* ----------------------------------- i/o APIs */
#ifdef HAVE_IPX
#define SUPPORTED_PF(pf) ((pf)==WS_AF_INET || (pf)== WS_AF_IPX)
#define SUPPORTED_PF(pf) ((pf)==WS_AF_INET || (pf)== WS_AF_IPX || (pf) == WS_AF_INET6)
#else
#define SUPPORTED_PF(pf) ((pf)==WS_AF_INET)
#define SUPPORTED_PF(pf) ((pf)==WS_AF_INET || (pf) == WS_AF_INET6)
#endif
@ -3031,6 +3055,168 @@ struct WS_servent* WINAPI WS_getservbyname(const char *name, const char *proto)
return retval;
}
/***********************************************************************
* freeaddrinfo (WS2_32.@)
*/
void WINAPI WS_freeaddrinfo(struct WS_addrinfo *res)
{
while (res) {
struct WS_addrinfo *next;
HeapFree(GetProcessHeap(),0,res->ai_canonname);
HeapFree(GetProcessHeap(),0,res->ai_addr);
next = res->ai_next;
HeapFree(GetProcessHeap(),0,res);
res = next;
}
}
/* helper functions for getaddrinfo() */
static int convert_aiflag_w2u(int winflags) {
int i, unixflags = 0;
for (i=0;ws_aiflag_map[i][0];i++) {
if (ws_aiflag_map[i][0] & winflags) {
unixflags |= ws_aiflag_map[i][1];
winflags &= ~ws_aiflag_map[i][0];
}
}
if (winflags)
FIXME("Unhandled windows AI_xxx flags %x\n", winflags);
return unixflags;
}
static int convert_aiflag_u2w(int unixflags) {
int i, winflags = 0;
for (i=0;ws_aiflag_map[i][0];i++) {
if (ws_aiflag_map[i][1] & unixflags) {
winflags |= ws_aiflag_map[i][0];
unixflags &= ~ws_aiflag_map[i][1];
}
}
if (unixflags) /* will warn usually */
WARN("Unhandled UNIX AI_xxx flags %x\n", unixflags);
return winflags;
}
static int convert_eai_u2w(int unixret) {
int i;
for (i=0;ws_eai_map[i][0];i++)
if (ws_eai_map[i][0] == unixret)
return ws_eai_map[i][1];
return unixret;
}
/***********************************************************************
* getaddrinfo (WS2_32.@)
*/
int WINAPI WS_getaddrinfo(LPCSTR nodename, LPCSTR servname, const ADDRINFOA *hints, ADDRINFOA **res)
{
#if HAVE_GETADDRINFO
struct addrinfo *unixaires = NULL;
int result;
struct addrinfo unixhints, *punixhints = NULL;
CHAR *node = NULL, *serv = NULL;
if (nodename)
if (!(node = strdup_lower(nodename))) return WSA_NOT_ENOUGH_MEMORY;
if (servname) {
if (!(serv = strdup_lower(servname))) {
HeapFree(GetProcessHeap(), 0, node);
return WSA_NOT_ENOUGH_MEMORY;
}
}
if (hints) {
punixhints = &unixhints;
memset(&unixhints, 0, sizeof(unixhints));
punixhints->ai_flags = convert_aiflag_w2u(hints->ai_flags);
punixhints->ai_family = convert_af_w2u(hints->ai_family);
punixhints->ai_socktype = convert_socktype_w2u(hints->ai_socktype);
punixhints->ai_protocol = convert_proto_w2u(hints->ai_protocol);
}
/* getaddrinfo(3) is thread safe, no need to wrap in CS */
result = getaddrinfo(nodename, servname, punixhints, &unixaires);
TRACE("%s, %s %p -> %p %d\n", nodename, servname, hints, res, result);
HeapFree(GetProcessHeap(), 0, node);
HeapFree(GetProcessHeap(), 0, serv);
if (!result) {
struct addrinfo *xuai = unixaires;
struct WS_addrinfo **xai = res;
*xai = NULL;
while (xuai) {
struct WS_addrinfo *ai = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY, sizeof(struct WS_addrinfo));
int len;
if (!ai)
goto outofmem;
*xai = ai;xai = &ai->ai_next;
ai->ai_flags = convert_aiflag_u2w(xuai->ai_flags);
ai->ai_family = convert_af_u2w(xuai->ai_family);
ai->ai_socktype = convert_socktype_u2w(xuai->ai_socktype);
ai->ai_protocol = convert_proto_u2w(xuai->ai_protocol);
if (xuai->ai_canonname) {
TRACE("canon name - %s\n",debugstr_a(xuai->ai_canonname));
ai->ai_canonname = HeapAlloc(GetProcessHeap(),0,strlen(xuai->ai_canonname)+1);
if (!ai->ai_canonname)
goto outofmem;
strcpy(ai->ai_canonname,xuai->ai_canonname);
}
len = xuai->ai_addrlen;
ai->ai_addr = HeapAlloc(GetProcessHeap(),0,len);
if (!ai->ai_addr)
goto outofmem;
ai->ai_addrlen = len;
do {
int winlen = ai->ai_addrlen;
if (!ws_sockaddr_u2ws(xuai->ai_addr, xuai->ai_addrlen, ai->ai_addr, &winlen)) {
ai->ai_addrlen = winlen;
break;
}
len = 2*len;
ai->ai_addr = HeapReAlloc(GetProcessHeap(),0,ai->ai_addr,len);
if (!ai->ai_addr)
goto outofmem;
ai->ai_addrlen = len;
} while (1);
xuai = xuai->ai_next;
}
freeaddrinfo(unixaires);
} else {
result = convert_eai_u2w(result);
}
return result;
outofmem:
if (*res) WS_freeaddrinfo(*res);
if (unixaires) freeaddrinfo(unixaires);
*res = NULL;
return WSA_NOT_ENOUGH_MEMORY;
#else
FIXME("getaddrinfo() failed, not found during buildtime.\n");
return EAI_FAIL;
#endif
}
/***********************************************************************
* GetAddrInfoW (WS2_32.@)
*/
int WINAPI GetAddrInfoW(LPCWSTR nodename, LPCWSTR servname, const ADDRINFOW *hints, ADDRINFOW **res)
{
FIXME("empty stub!\n");
return EAI_FAIL;
}
/***********************************************************************
* getservbyport (WS2_32.56)

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@ -50,6 +50,7 @@
500 stub WEP
@ stdcall GetAddrInfoW(wstr wstr ptr ptr)
@ stdcall WSApSetPostRoutine(ptr)
@ stdcall WPUCompleteOverlappedRequest(long ptr long long ptr)
@ stdcall WSAAccept(long ptr ptr ptr long)
@ -113,6 +114,6 @@
@ stub WSCUpdateProvider
@ stub WSCWriteNameSpaceOrder
@ stdcall WSCWriteProviderOrder(ptr long)
@ stub freeaddrinfo
@ stub getaddrinfo
@ stdcall freeaddrinfo(ptr) WS_freeaddrinfo
@ stdcall getaddrinfo(str str ptr ptr) WS_getaddrinfo
@ stub getnameinfo

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@ -146,6 +146,9 @@
/* Define to 1 if you have the `futimesat' function. */
#undef HAVE_FUTIMESAT
/* Define to 1 if you have the `getaddrinfo' function. */
#undef HAVE_GETADDRINFO
/* Define to 1 if you have the `gethostbyname' function. */
#undef HAVE_GETHOSTBYNAME

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@ -159,4 +159,38 @@ typedef struct _INTERFACE_INFO
#define WS_IP_DONTFRAGMENT 14
#endif /* USE_WS_PREFIX */
/* Possible Windows flags for getaddrinfo() */
#ifndef USE_WS_PREFIX
# define AI_PASSIVE 0x0001
# define AI_CANONNAME 0x0002
# define AI_NUMERICHOST 0x0004
/* getaddrinfo error codes */
# define EAI_AGAIN WSATRY_AGAIN
# define EAI_BADFLAGS WSAEINVAL
# define EAI_FAIL WSANO_RECOVERY
# define EAI_FAMILY WSAEAFNOSUPPORT
# define EAI_MEMORY WSA_NOT_ENOUGH_MEMORY
# define EAI_NODATA WSANO_DATA
# define EAI_NONAME WSAHOST_NOT_FOUND
# define EAI_SERVICE WSATYPE_NOT_FOUND
# define EAI_SOCKTYPE WSAESOCKTNOSUPPORT
#else
# define WS_AI_PASSIVE 0x0001
# define WS_AI_CANONNAME 0x0002
# define WS_AI_NUMERICHOST 0x0004
/* getaddrinfo error codes */
# define WS_EAI_AGAIN WSATRY_AGAIN
# define WS_EAI_BADFLAGS WSAEINVAL
# define WS_EAI_FAIL WSANO_RECOVERY
# define WS_EAI_FAMILY WSAEAFNOSUPPORT
# define WS_EAI_MEMORY WSA_NOT_ENOUGH_MEMORY
# define WS_EAI_NODATA WSANO_DATA
# define WS_EAI_NONAME WSAHOST_NOT_FOUND
# define WS_EAI_SERVICE WSATYPE_NOT_FOUND
# define WS_EAI_SOCKTYPE WSAESOCKTNOSUPPORT
#endif
int WINAPI WS(getaddrinfo)(LPCSTR,LPCSTR,const ADDRINFOA *,ADDRINFOA **);
int WINAPI GetAddrInfoW(LPCWSTR,LPCWSTR,const ADDRINFOW *,ADDRINFOW **);
#endif /* __WS2TCPIP__ */