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Use our Curl_addrinfo definition even when an addrinfo struct is available.

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Use a wrapper function to call system's getaddrinfo().
This commit is contained in:
Yang Tse 2008-10-30 13:45:25 +00:00
parent 197ad60d21
commit 0ce97f77e0
10 changed files with 446 additions and 209 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
lib/Makefile.inc
View File

@ -9,7 +9,7 @@ CSOURCES = file.c timeval.c base64.c hostip.c progress.c formdata.c \
http_negotiate.c http_ntlm.c inet_pton.c strtoofft.c strerror.c \
hostares.c hostasyn.c hostip4.c hostip6.c hostsyn.c hostthre.c \
inet_ntop.c parsedate.c select.c gtls.c sslgen.c tftp.c splay.c \
strdup.c socks.c ssh.c nss.c qssl.c rawstr.c
strdup.c socks.c ssh.c nss.c qssl.c rawstr.c curl_addrinfo.c
HHEADERS = arpa_telnet.h netrc.h file.h timeval.h qssl.h hostip.h \
progress.h formdata.h cookie.h http.h sendf.h ftp.h url.h dict.h \
@ -20,4 +20,4 @@ HHEADERS = arpa_telnet.h netrc.h file.h timeval.h qssl.h hostip.h \
strtoofft.h strerror.h inet_ntop.h curlx.h memory.h setup.h \
transfer.h select.h easyif.h multiif.h parsedate.h sslgen.h gtls.h \
tftp.h sockaddr.h splay.h strdup.h setup_once.h socks.h ssh.h nssg.h \
curl_base64.h rawstr.h
curl_base64.h rawstr.h curl_addrinfo.h

332
lib/curl_addrinfo.c Normal file
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@ -0,0 +1,332 @@
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* $Id$
***************************************************************************/
#include "setup.h"
#include <curl/curl.h>
#ifdef NEED_MALLOC_H
# include <malloc.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef HAVE_NETDB_H
# include <netdb.h>
#endif
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
#ifdef VMS
# include <in.h>
# include <inet.h>
# include <stdlib.h>
#endif
#if defined(NETWARE) && defined(__NOVELL_LIBC__)
# undef in_addr_t
# define in_addr_t unsigned long
#endif
#include "curl_addrinfo.h"
#define _MPRINTF_REPLACE /* use our functions only */
#include <curl/mprintf.h>
#include "memory.h"
/* The last #include file should be: */
#include "memdebug.h"
/*
* Curl_freeaddrinfo()
*
* This is used to free a linked list of Curl_addrinfo structs along
* with all its associated allocated storage. This function should be
* called once for each successful call to Curl_getaddrinfo_ex() or to
* any function call which actually allocates a Curl_addrinfo struct.
*/
void
Curl_freeaddrinfo(Curl_addrinfo *cahead)
{
Curl_addrinfo *ca, *canext;
for(ca = cahead; ca != NULL; ca = canext) {
if(ca->ai_addr)
free(ca->ai_addr);
if(ca->ai_canonname)
free(ca->ai_canonname);
canext = ca->ai_next;
free(ca);
}
}
#ifdef HAVE_GETADDRINFO
/*
* Curl_getaddrinfo_ex()
*
* This is a warapper function around system's getaddrinfo(), with
* the only difference that instead of returning a linked list of
* addrinfo structs this one returns a linked list of Curl_addrinfo
* ones. The memory allocated by this function *MUST* be free'd with
* Curl_freeaddrinfo(). For each successful call to this function
* there must be an associated call later to Curl_freeaddrinfo().
*
* There should be no single call to system's getaddrinfo() in the
* whole library, any such call should be 'routed' through this one.
*/
int
Curl_getaddrinfo_ex(const char *nodename,
const char *servname,
const struct addrinfo *hints,
Curl_addrinfo **result)
{
const struct addrinfo *ainext;
const struct addrinfo *ai;
struct addrinfo *aihead;
Curl_addrinfo *cafirst = NULL;
Curl_addrinfo *calast = NULL;
Curl_addrinfo *ca;
int error;
*result = NULL; /* assume failure */
error = getaddrinfo(nodename, servname, hints, &aihead);
if(error)
return error;
for(ai = aihead; ai != NULL; ai = ainext) {
if((ca = malloc(sizeof(Curl_addrinfo))) == NULL) {
error = EAI_MEMORY;
break;
}
/* copy each structure member individually, member ordering, */
/* size, or padding might be different for each structure. */
ca->ai_flags = ai->ai_flags;
ca->ai_family = ai->ai_family;
ca->ai_socktype = ai->ai_socktype;
ca->ai_protocol = ai->ai_protocol;
ca->ai_addrlen = 0;
ca->ai_addr = NULL;
ca->ai_canonname = NULL;
ca->ai_next = NULL;
if((ai->ai_addrlen > 0) && (ai->ai_addr != NULL)) {
ca->ai_addrlen = ai->ai_addrlen;
if((ca->ai_addr = malloc(ca->ai_addrlen)) == NULL) {
error = EAI_MEMORY;
free(ca);
break;
}
memcpy(ca->ai_addr, ai->ai_addr, ca->ai_addrlen);
}
if(ai->ai_canonname != NULL) {
if((ca->ai_canonname = strdup(ai->ai_canonname)) == NULL) {
error = EAI_MEMORY;
if(ca->ai_addr)
free(ca->ai_addr);
free(ca);
break;
}
}
/* if the return list is empty, this becomes the first element */
if(!cafirst)
cafirst = ca;
/* add this element last in the return list */
if(calast)
calast->ai_next = ca;
calast = ca;
/* fetch next element fom the addrinfo list */
ainext = ai->ai_next;
}
/* destroy the addrinfo list */
if(aihead)
freeaddrinfo(aihead);
/* if we failed, also destroy the Curl_addrinfo list */
if(error) {
Curl_freeaddrinfo(cafirst);
cafirst = NULL;
}
*result = cafirst;
return error; /* This is not a CURLcode */
}
#endif /* HAVE_GETADDRINFO */
/*
* Curl_he2ai()
*
* This function returns a pointer to the first element of a newly allocated
* Curl_addrinfo struct linked list filled with the data of a given hostent.
* Curl_addrinfo is meant to work like the addrinfo struct does for a IPv6
* stack, but usable also for IPv4, all hosts and environments.
*
* The memory allocated by this function *MUST* be free'd later on calling
* Curl_freeaddrinfo(). For each successful call to this function there
* must be an associated call later to Curl_freeaddrinfo().
*
* Curl_addrinfo defined in "lib/curl_addrinfo.h"
*
* struct Curl_addrinfo {
* int ai_flags;
* int ai_family;
* int ai_socktype;
* int ai_protocol;
* socklen_t ai_addrlen; * Follow rfc3493 struct addrinfo *
* char *ai_canonname;
* struct sockaddr *ai_addr;
* struct Curl_addrinfo *ai_next;
* };
* typedef struct Curl_addrinfo Curl_addrinfo;
*
* hostent defined in <netdb.h>
*
* struct hostent {
* char *h_name;
* char **h_aliases;
* int h_addrtype;
* int h_length;
* char **h_addr_list;
* };
*
* for backward compatibility:
*
* #define h_addr h_addr_list[0]
*/
Curl_addrinfo *
Curl_he2ai(const struct hostent *he, int port)
{
Curl_addrinfo *ai;
Curl_addrinfo *prevai = NULL;
Curl_addrinfo *firstai = NULL;
struct sockaddr_in *addr;
#ifdef ENABLE_IPV6
struct sockaddr_in6 *addr6;
#endif
CURLcode result = CURLE_OK;
int i;
char *curr;
if(!he)
/* no input == no output! */
return NULL;
for(i=0; (curr = he->h_addr_list[i]) != NULL; i++) {
int ss_size;
#ifdef ENABLE_IPV6
if (he->h_addrtype == AF_INET6)
ss_size = sizeof (struct sockaddr_in6);
else
#endif
ss_size = sizeof (struct sockaddr_in);
if((ai = calloc(1, sizeof(Curl_addrinfo))) == NULL) {
result = CURLE_OUT_OF_MEMORY;
break;
}
if((ai->ai_canonname = strdup(he->h_name)) == NULL) {
result = CURLE_OUT_OF_MEMORY;
free(ai);
break;
}
if((ai->ai_addr = calloc(1, ss_size)) == NULL) {
result = CURLE_OUT_OF_MEMORY;
free(ai->ai_canonname);
free(ai);
break;
}
if(!firstai)
/* store the pointer we want to return from this function */
firstai = ai;
if(prevai)
/* make the previous entry point to this */
prevai->ai_next = ai;
ai->ai_family = he->h_addrtype;
/* we return all names as STREAM, so when using this address for TFTP
the type must be ignored and conn->socktype be used instead! */
ai->ai_socktype = SOCK_STREAM;
ai->ai_addrlen = ss_size;
/* leave the rest of the struct filled with zero */
switch (ai->ai_family) {
case AF_INET:
addr = (struct sockaddr_in *)ai->ai_addr; /* storage area for this info */
memcpy(&addr->sin_addr, curr, sizeof(struct in_addr));
addr->sin_family = (unsigned short)(he->h_addrtype);
addr->sin_port = htons((unsigned short)port);
break;
#ifdef ENABLE_IPV6
case AF_INET6:
addr6 = (struct sockaddr_in6 *)ai->ai_addr; /* storage area for this info */
memcpy(&addr6->sin6_addr, curr, sizeof(struct in6_addr));
addr6->sin6_family = (unsigned short)(he->h_addrtype);
addr6->sin6_port = htons((unsigned short)port);
break;
#endif
}
prevai = ai;
}
if(result != CURLE_OK) {
/* Use parenthesis to prevent memdebug from replacing this */
Curl_freeaddrinfo(firstai);
firstai = NULL;
}
return firstai;
}

81
lib/curl_addrinfo.h Normal file
View File

@ -0,0 +1,81 @@
#ifndef HEADER_CURL_ADDRINFO_H
#define HEADER_CURL_ADDRINFO_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at http://curl.haxx.se/docs/copyright.html.
*
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
* copies of the Software, and permit persons to whom the Software is
* furnished to do so, under the terms of the COPYING file.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
* $Id$
***************************************************************************/
#include "setup.h"
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef HAVE_NETDB_H
# include <netdb.h>
#endif
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
#ifdef VMS
# include <in.h>
# include <inet.h>
# include <stdlib.h>
#endif
/*
* Curl_addrinfo is our internal struct definition that we use to allow
* consistent internal handling of this data. We use this even when the
* system provides an addrinfo structure definition. And we use this for
* all sorts of IPv4 and IPV6 builds.
*/
struct Curl_addrinfo {
int ai_flags;
int ai_family;
int ai_socktype;
int ai_protocol;
socklen_t ai_addrlen; /* Follow rfc3493 struct addrinfo */
char *ai_canonname;
struct sockaddr *ai_addr;
struct Curl_addrinfo *ai_next;
};
typedef struct Curl_addrinfo Curl_addrinfo;
void
Curl_freeaddrinfo(Curl_addrinfo *cahead);
#ifdef HAVE_GETADDRINFO
int
Curl_getaddrinfo_ex(const char *nodename,
const char *servname,
const struct addrinfo *hints,
Curl_addrinfo **result);
#endif
Curl_addrinfo *
Curl_he2ai(const struct hostent *he, int port);
#endif /* HEADER_CURL_ADDRINFO_H */

4
lib/hostasyn.c
View File

@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -160,7 +160,7 @@ CURLcode Curl_addrinfo6_callback(void *arg, /* "struct connectdata *" */
#ifdef HAVE_CARES_CALLBACK_TIMEOUTS
int timeouts,
#endif
struct addrinfo *ai)
Curl_addrinfo *ai)
{
/* NOTE: for CURLRES_ARES, the 'ai' argument is really a
* 'struct hostent' pointer.

150
lib/hostip.c
View File

@ -693,8 +693,10 @@ static void freednsentry(void *freethis)
{
struct Curl_dns_entry *p = (struct Curl_dns_entry *) freethis;
Curl_freeaddrinfo(p->addr);
free(p);
if(p) {
Curl_freeaddrinfo(p->addr);
free(p);
}
}
/*
@ -729,25 +731,6 @@ Curl_addrinfo *Curl_addrinfo_copy(const void *org, int port)
**********************************************************************/
#if defined(CURLRES_IPV4) || defined(CURLRES_ARES)
/*
* This is a function for freeing name information in a protocol independent
* way.
*/
void Curl_freeaddrinfo(Curl_addrinfo *ai)
{
Curl_addrinfo *next;
/* walk over the list and free all entries */
while(ai) {
next = ai->ai_next;
if(ai->ai_addr)
free(ai->ai_addr);
if(ai->ai_canonname)
free(ai->ai_canonname);
free(ai);
ai = next;
}
}
struct namebuf4 {
struct hostent hostentry;
@ -825,129 +808,4 @@ Curl_addrinfo *Curl_ip2addr(in_addr_t num, const char *hostname, int port)
return ai;
}
/*
* Curl_he2ai() translates from a hostent struct to a Curl_addrinfo struct.
* The Curl_addrinfo is meant to work like the addrinfo struct does for IPv6
* stacks, but for all hosts and environments.
*
* Curl_addrinfo defined in "lib/hostip.h"
*
* struct Curl_addrinfo {
* int ai_flags;
* int ai_family;
* int ai_socktype;
* int ai_protocol;
* socklen_t ai_addrlen; * Follow rfc3493 struct addrinfo *
* char *ai_canonname;
* struct sockaddr *ai_addr;
* struct Curl_addrinfo *ai_next;
* };
*
* hostent defined in <netdb.h>
*
* struct hostent {
* char *h_name;
* char **h_aliases;
* int h_addrtype;
* int h_length;
* char **h_addr_list;
* };
*
* for backward compatibility:
*
* #define h_addr h_addr_list[0]
*/
Curl_addrinfo *Curl_he2ai(const struct hostent *he, int port)
{
Curl_addrinfo *ai;
Curl_addrinfo *prevai = NULL;
Curl_addrinfo *firstai = NULL;
struct sockaddr_in *addr;
#ifdef CURLRES_IPV6
struct sockaddr_in6 *addr6;
#endif /* CURLRES_IPV6 */
CURLcode result = CURLE_OK;
int i;
char *curr;
if(!he)
/* no input == no output! */
return NULL;
for(i=0; (curr = he->h_addr_list[i]) != NULL; i++) {
int ss_size;
#ifdef CURLRES_IPV6
if (he->h_addrtype == AF_INET6)
ss_size = sizeof (struct sockaddr_in6);
else
#endif /* CURLRES_IPV6 */
ss_size = sizeof (struct sockaddr_in);
if((ai = calloc(1, sizeof(Curl_addrinfo))) == NULL) {
result = CURLE_OUT_OF_MEMORY;
break;
}
if((ai->ai_canonname = strdup(he->h_name)) == NULL) {
result = CURLE_OUT_OF_MEMORY;
free(ai);
break;
}
if((ai->ai_addr = calloc(1, ss_size)) == NULL) {
result = CURLE_OUT_OF_MEMORY;
free(ai->ai_canonname);
free(ai);
break;
}
if(!firstai)
/* store the pointer we want to return from this function */
firstai = ai;
if(prevai)
/* make the previous entry point to this */
prevai->ai_next = ai;
ai->ai_family = he->h_addrtype;
/* we return all names as STREAM, so when using this address for TFTP
the type must be ignored and conn->socktype be used instead! */
ai->ai_socktype = SOCK_STREAM;
ai->ai_addrlen = ss_size;
/* leave the rest of the struct filled with zero */
switch (ai->ai_family) {
case AF_INET:
addr = (struct sockaddr_in *)ai->ai_addr; /* storage area for this info */
memcpy(&addr->sin_addr, curr, sizeof(struct in_addr));
addr->sin_family = (unsigned short)(he->h_addrtype);
addr->sin_port = htons((unsigned short)port);
break;
#ifdef CURLRES_IPV6
case AF_INET6:
addr6 = (struct sockaddr_in6 *)ai->ai_addr; /* storage area for this info */
memcpy(&addr6->sin6_addr, curr, sizeof(struct in6_addr));
addr6->sin6_family = (unsigned short)(he->h_addrtype);
addr6->sin6_port = htons((unsigned short)port);
break;
#endif /* CURLRES_IPV6 */
}
prevai = ai;
}
if(result != CURLE_OK) {
Curl_freeaddrinfo(firstai);
firstai = NULL;
}
return firstai;
}
#endif /* CURLRES_IPV4 || CURLRES_ARES */

34
lib/hostip.h
View File

@ -25,6 +25,7 @@
#include "setup.h"
#include "hash.h"
#include "curl_addrinfo.h"
#ifdef HAVE_SETJMP_H
#include <setjmp.h>
@ -103,29 +104,9 @@
#define ares_destroy(x) do {} while(0)
#endif
/*
* Curl_addrinfo MUST be used for all name resolved info.
*/
#ifdef CURLRES_IPV6
typedef struct addrinfo Curl_addrinfo;
#ifdef CURLRES_ARES
#if defined(CURLRES_IPV6) && defined(CURLRES_ARES)
Curl_addrinfo *Curl_ip2addr6(struct in6_addr *in,
const char *hostname, int port);
#endif
#else
/* OK, so some ipv4-only include tree probably have the addrinfo struct, but
to work even on those that don't, we provide our own look-alike! */
struct Curl_addrinfo {
int ai_flags;
int ai_family;
int ai_socktype;
int ai_protocol;
socklen_t ai_addrlen; /* Follow rfc3493 struct addrinfo */
char *ai_canonname;
struct sockaddr *ai_addr;
struct Curl_addrinfo *ai_next;
};
typedef struct Curl_addrinfo Curl_addrinfo;
const char *hostname, int port);
#endif
struct addrinfo;
@ -207,9 +188,6 @@ void Curl_resolv_unlock(struct SessionHandle *data,
/* for debugging purposes only: */
void Curl_scan_cache_used(void *user, void *ptr);
/* free name info */
void Curl_freeaddrinfo(Curl_addrinfo *freeaddr);
/* make a new dns cache and return the handle */
struct curl_hash *Curl_mk_dnscache(void);
@ -251,17 +229,13 @@ CURLcode Curl_addrinfo6_callback(void *arg,
#ifdef HAVE_CARES_CALLBACK_TIMEOUTS
int timeouts,
#endif
struct addrinfo *ai);
Curl_addrinfo *ai);
/* [ipv4/ares only] Creates a Curl_addrinfo struct from a numerical-only IP
address */
Curl_addrinfo *Curl_ip2addr(in_addr_t num, const char *hostname, int port);
/* [ipv4/ares only] Curl_he2ai() converts a struct hostent to a Curl_addrinfo chain
and returns it */
Curl_addrinfo *Curl_he2ai(const struct hostent *, int port);
/* Clone a Curl_addrinfo struct, works protocol independently */
Curl_addrinfo *Curl_addrinfo_copy(const void *orig, int port);

21
lib/hostip6.c
View File

@ -5,7 +5,7 @@
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al.
* Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
@ -77,18 +77,8 @@
* Only for ipv6-enabled builds
**********************************************************************/
#ifdef CURLRES_IPV6
#ifndef CURLRES_ARES
/*
* This is a wrapper function for freeing name information in a protocol
* independent way. This takes care of using the appropriate underlaying
* function.
*/
void Curl_freeaddrinfo(Curl_addrinfo *p)
{
if(p)
freeaddrinfo(p);
}
#ifndef CURLRES_ARES
#ifdef CURLRES_ASYNCH
/*
* Curl_addrinfo_copy() is used by the asynch callback to copy a given
@ -189,7 +179,7 @@ bool Curl_ipvalid(struct SessionHandle *data)
#if !defined(USE_THREADING_GETADDRINFO) && !defined(CURLRES_ARES)
#ifdef DEBUG_ADDRINFO
static void dump_addrinfo(struct connectdata *conn, const struct addrinfo *ai)
static void dump_addrinfo(struct connectdata *conn, const Curl_addrinfo *ai)
{
printf("dump_addrinfo:\n");
for ( ; ai; ai = ai->ai_next) {
@ -221,7 +211,8 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
int port,
int *waitp)
{
struct addrinfo hints, *res;
struct addrinfo hints;
Curl_addrinfo *res;
int error;
char sbuf[NI_MAXSERV];
char *sbufptr = NULL;
@ -283,7 +274,7 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
snprintf(sbuf, sizeof(sbuf), "%d", port);
sbufptr=sbuf;
}
error = getaddrinfo(hostname, sbufptr, &hints, &res);
error = Curl_getaddrinfo_ex(hostname, sbufptr, &hints, &res);
if(error) {
infof(data, "getaddrinfo(3) failed for %s:%d\n", hostname, port);
return NULL;

9
lib/hostthre.c
View File

@ -288,7 +288,7 @@ static unsigned __stdcall getaddrinfo_thread (void *arg)
{
struct connectdata *conn = (struct connectdata*) arg;
struct thread_data *td = (struct thread_data*) conn->async.os_specific;
struct addrinfo *res;
Curl_addrinfo *res;
char service [NI_MAXSERV];
int rc;
struct addrinfo hints = td->hints;
@ -313,7 +313,7 @@ static unsigned __stdcall getaddrinfo_thread (void *arg)
need */
SetEvent(td->event_thread_started);
rc = getaddrinfo(tsd.hostname, service, &hints, &res);
rc = Curl_getaddrinfo_ex(tsd.hostname, service, &hints, &res);
/* is parent thread waiting for us and are we able to access conn members? */
if(acquire_thread_sync(&tsd)) {
@ -703,7 +703,8 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
int port,
int *waitp)
{
struct addrinfo hints, *res;
struct addrinfo hints;
Curl_addrinfo *res;
int error;
char sbuf[NI_MAXSERV];
int pf;
@ -762,7 +763,7 @@ Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
infof(data, "init_resolve_thread() failed for %s; %s\n",
hostname, Curl_strerror(conn, ERRNO));
error = getaddrinfo(hostname, sbuf, &hints, &res);
error = Curl_getaddrinfo_ex(hostname, sbuf, &hints, &res);
if(error) {
infof(data, "getaddrinfo() failed for %s:%d; %s\n",
hostname, port, Curl_strerror(conn, SOCKERRNO));

3
lib/multi.c
View File

@ -315,7 +315,8 @@ static void sh_freeentry(void *freethis)
{
struct Curl_sh_entry *p = (struct Curl_sh_entry *) freethis;
free(p);
if(p)
free(p);
}
static size_t fd_key_compare(void*k1, size_t k1_len, void*k2, size_t k2_len)

17
tests/libtest/lib558.c
View File

@ -10,11 +10,17 @@
#include "test.h"
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
# include <netdb.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
# include <arpa/inet.h>
#endif
#define ENABLE_CURLX_PRINTF
@ -64,13 +70,6 @@ static Curl_addrinfo *fake_ai(void)
ai->ai_family = AF_INET;
ai->ai_addrlen = ss_size;
#if defined(ENABLE_IPV6) && defined(CURLDEBUG)
/* For tracing purposes log a fake call to getaddrinfo */
if(logfile)
fprintf(logfile, "ADDR %s:%d getaddrinfo() = %p\n",
__FILE__, __LINE__, (void *)ai);
#endif
return ai;
}
#endif /* LIB559 */