Fix bogus freeaddrinfo() call in WIN32 code, extend gai_strerror to

cover more error codes.  Per Petr Jelinek.
This commit is contained in:
Tom Lane 2005-08-25 17:51:01 +00:00
parent 1a33436224
commit 09a6c90945
2 changed files with 49 additions and 9 deletions

View File

@ -15,7 +15,7 @@
*
* Copyright (c) 2003-2005, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/include/getaddrinfo.h,v 1.15 2005/07/27 12:44:10 neilc Exp $
* $PostgreSQL: pgsql/src/include/getaddrinfo.h,v 1.16 2005/08/25 17:50:59 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -31,6 +31,7 @@
/* Various macros that ought to be in <netdb.h>, but might not be */
#ifndef EAI_FAIL
#ifndef WIN32
#define EAI_BADFLAGS (-1)
#define EAI_NONAME (-2)
#define EAI_AGAIN (-3)
@ -40,7 +41,18 @@
#define EAI_SERVICE (-8)
#define EAI_MEMORY (-10)
#define EAI_SYSTEM (-11)
#endif
#else /* WIN32 */
#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
#endif /* !WIN32 */
#endif /* !EAI_FAIL */
#ifndef AI_PASSIVE
#define AI_PASSIVE 0x0001

View File

@ -16,7 +16,7 @@
* Copyright (c) 2003-2005, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/port/getaddrinfo.c,v 1.18 2005/08/24 22:13:23 tgl Exp $
* $PostgreSQL: pgsql/src/port/getaddrinfo.c,v 1.19 2005/08/25 17:51:01 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -103,9 +103,12 @@ haveNativeWindowsIPv6routines(void)
{
/* We found a dll, so now get the addresses of the routines */
getaddrinfo_ptr = GetProcAddress(hLibrary, "getaddrinfo");
freeaddrinfo_ptr = GetProcAddress(hLibrary, "freeaddrinfo");
getnameinfo_ptr = GetProcAddress(hLibrary, "getnameinfo");
getaddrinfo_ptr = (getaddrinfo_ptr_t) GetProcAddress(hLibrary,
"getaddrinfo");
freeaddrinfo_ptr = (freeaddrinfo_ptr_t) GetProcAddress(hLibrary,
"freeaddrinfo");
getnameinfo_ptr = (getnameinfo_ptr_t) GetProcAddress(hLibrary,
"getnameinfo");
/*
* If any one of the routines is missing, let's play it safe and
@ -277,7 +280,7 @@ freeaddrinfo(struct addrinfo * res)
*/
if (haveNativeWindowsIPv6routines())
{
(*freeaddrinfo_ptr) (node, service, hintp, res);
(*freeaddrinfo_ptr) (res);
return;
}
#endif
@ -310,7 +313,8 @@ gai_strerror(int errcode)
}
return hstrerror(hcode);
#else /* !HAVE_HSTRERROR */
#else /* !HAVE_HSTRERROR */
switch (errcode)
{
@ -318,7 +322,31 @@ gai_strerror(int errcode)
return "Unknown host";
case EAI_AGAIN:
return "Host name lookup failure";
case EAI_FAIL:
/* Errors below are probably WIN32 only */
#ifdef EAI_BADFLAGS
case EAI_BADFLAGS:
return "Invalid argument";
#endif
#ifdef EAI_FAMILY
case EAI_FAMILY:
return "Address family not supported";
#endif
#ifdef EAI_MEMORY
case EAI_MEMORY:
return "Not enough memory";
#endif
#ifdef EAI_NODATA
case EAI_NODATA:
return "No host data of that type was found";
#endif
#ifdef EAI_SERVICE
case EAI_SERVICE:
return "Class type not found";
#endif
#ifdef EAI_SOCKTYPE
case EAI_SOCKTYPE:
return "Socket type not supported";
#endif
default:
return "Unknown server error";
}