generic-library/curl
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attempt to fix or allow further detection of an elusive icc SIGSEGV

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This commit is contained in:
Yang Tse 2008-10-10 17:25:53 +00:00
parent bb1f6e6818
commit c455254fd1
2 changed files with 56 additions and 35 deletions
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41
lib/hostares.c
View File

@ -293,9 +293,8 @@ CURLcode Curl_wait_for_resolv(struct connectdata *conn,
struct namebuf6 {
struct hostent hostentry;
char *h_addr_list[2];
struct in6_addr addrentry;
char hostname[1];
char *h_addr_list[2];
};
/*
@ -312,8 +311,8 @@ Curl_addrinfo *Curl_ip2addr6(struct in6_addr *in,
{
Curl_addrinfo *ai;
#if defined(VMS) && defined(__INITIAL_POINTER_SIZE) && \
(__INITIAL_POINTER_SIZE == 64)
#if defined(VMS) && \
defined(__INITIAL_POINTER_SIZE) && (__INITIAL_POINTER_SIZE == 64)
#pragma pointer_size save
#pragma pointer_size short
#pragma message disable PTRMISMATCH
@ -321,32 +320,42 @@ Curl_addrinfo *Curl_ip2addr6(struct in6_addr *in,
struct hostent *h;
struct in6_addr *addrentry;
struct namebuf6 *buf = malloc(sizeof (struct namebuf6) + strlen(hostname));
struct namebuf6 *buf;
char *hoststr;
DEBUGASSERT(in && hostname);
buf = malloc(sizeof(struct namebuf6));
if(!buf)
return NULL;
h = &buf->hostentry;
h->h_addr_list = &buf->h_addr_list[0];
hoststr = strdup(hostname);
if(!hoststr) {
free(buf);
return NULL;
}
addrentry = &buf->addrentry;
memcpy(addrentry, in, sizeof (*in));
h->h_addr_list[0] = (char*)addrentry;
h->h_addr_list[1] = NULL; /* terminate list of entries */
h->h_name = &buf->hostname[0];
memcpy(addrentry, in, sizeof(struct in6_addr));
h = &buf->hostentry;
h->h_name = hoststr;
h->h_aliases = NULL;
h->h_addrtype = AF_INET6;
h->h_length = sizeof(struct in6_addr);
h->h_addr_list = &buf->h_addr_list[0];
h->h_addr_list[0] = (char*)addrentry;
h->h_addr_list[1] = NULL; /* terminate list of entries */
/* Now store the dotted version of the address */
strcpy (h->h_name, hostname);
#if defined(VMS) && defined(__INITIAL_POINTER_SIZE) && \
(__INITIAL_POINTER_SIZE == 64)
#if defined(VMS) && \
defined(__INITIAL_POINTER_SIZE) && (__INITIAL_POINTER_SIZE == 64)
#pragma pointer_size restore
#pragma message enable PTRMISMATCH
#endif
ai = Curl_he2ai(h, port);
free(hoststr);
free(buf);
return ai;

42
lib/hostip.c
View File

@ -733,11 +733,10 @@ void Curl_freeaddrinfo(Curl_addrinfo *ai)
}
}
struct namebuf {
struct namebuf4 {
struct hostent hostentry;
char *h_addr_list[2];
struct in_addr addrentry;
char h_name[16]; /* 123.123.123.123 = 15 letters is maximum */
char *h_addr_list[2];
};
/*
@ -762,11 +761,21 @@ Curl_addrinfo *Curl_ip2addr(in_addr_t num, const char *hostname, int port)
struct hostent *h;
struct in_addr *addrentry;
struct namebuf buffer;
struct namebuf *buf = &buffer;
struct namebuf4 *buf;
char *hoststr;
DEBUGASSERT(hostname);
buf = malloc(sizeof(struct namebuf4));
if(!buf)
return NULL;
hoststr = strdup(hostname);
if(!hoststr) {
free(buf);
return NULL;
}
h = &buf->hostentry;
h->h_addr_list = &buf->h_addr_list[0];
addrentry = &buf->addrentry;
#ifdef _CRAYC
/* On UNICOS, s_addr is a bit field and for some reason assigning to it
@ -776,15 +785,15 @@ Curl_addrinfo *Curl_ip2addr(in_addr_t num, const char *hostname, int port)
#else
addrentry->s_addr = num;
#endif
h->h_addr_list[0] = (char*)addrentry;
h->h_addr_list[1] = NULL;
h->h_addrtype = AF_INET;
h->h_length = sizeof(*addrentry);
h->h_name = &buf->h_name[0];
h->h_aliases = NULL;
/* Now store the dotted version of the address */
snprintf(h->h_name, 16, "%s", hostname);
h = &buf->hostentry;
h->h_name = hoststr;
h->h_aliases = NULL;
h->h_addrtype = AF_INET;
h->h_length = sizeof(struct in_addr);
h->h_addr_list = &buf->h_addr_list[0];
h->h_addr_list[0] = (char*)addrentry;
h->h_addr_list[1] = NULL; /* terminate list of entries */
#if defined(VMS) && \
defined(__INITIAL_POINTER_SIZE) && (__INITIAL_POINTER_SIZE == 64)
@ -794,6 +803,9 @@ Curl_addrinfo *Curl_ip2addr(in_addr_t num, const char *hostname, int port)
ai = Curl_he2ai(h, port);
free(hoststr);
free(buf);
return ai;
}