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(gaih_inet): Only return information for the hinted protocol.

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This commit is contained in:
Ulrich Drepper 1999-07-28 04:38:16 +00:00
parent 191d62479c
commit f20bd94ad7
1 changed files with 30 additions and 25 deletions
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55
sysdeps/posix/getaddrinfo.c
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@ -337,17 +337,15 @@ gaih_inet (const char *name, const struct gaih_service *service,
if (name != NULL)
{
at = __alloca (sizeof(struct gaih_addrtuple));
if (at == NULL)
return -EAI_MEMORY;
at->family = 0;
at->next = NULL;
if (at->family || !req->ai_family || (req->ai_family == AF_INET))
if (req->ai_family == 0 || req->ai_family == AF_INET)
if (inet_pton (AF_INET, name, at->addr) > 0)
at->family = AF_INET;
if (!at->family && (!req->ai_family || (req->ai_family == AF_INET6)))
if (!at->family && (req->ai_family == 0 || req->ai_family == AF_INET6))
if (inet_pton (AF_INET6, name, at->addr) > 0)
at->family = AF_INET6;
@ -356,10 +354,10 @@ gaih_inet (const char *name, const struct gaih_service *service,
struct hostent *h;
struct gaih_addrtuple **pat = &at;
if ((req->ai_family == AF_UNSPEC) || (req->ai_family == AF_INET6))
if (req->ai_family == AF_UNSPEC || req->ai_family == AF_INET6)
gethosts (AF_INET6, struct in6_addr);
if ((req->ai_family == AF_UNSPEC) || (req->ai_family == AF_INET))
if (req->ai_family == AF_UNSPEC || req->ai_family == AF_INET)
gethosts (AF_INET, struct in_addr);
}
@ -369,24 +367,30 @@ gaih_inet (const char *name, const struct gaih_service *service,
}
else
{
at = __alloca (sizeof(struct gaih_addrtuple));
if (at == NULL)
return -EAI_MEMORY;
struct gaih_addrtuple *atr;
atr = at = __alloca (sizeof(struct gaih_addrtuple));
memset (at, 0, sizeof(struct gaih_addrtuple));
at->next = __alloca (sizeof(struct gaih_addrtuple));
if (at->next == NULL)
return -EAI_MEMORY;
if (req->ai_family == 0)
{
at->next = __alloca (sizeof(struct gaih_addrtuple));
memset (at->next, 0, sizeof(struct gaih_addrtuple));
}
at->family = AF_INET6;
if ((req->ai_flags & AI_PASSIVE) == 0)
memcpy (at->addr, &in6addr_loopback, sizeof (struct in6_addr));
if (req->ai_family == 0 || req->ai_family == AF_INET6)
{
at->family = AF_INET6;
if ((req->ai_flags & AI_PASSIVE) == 0)
memcpy (at->addr, &in6addr_loopback, sizeof (struct in6_addr));
atr = at->next;
}
memset (at->next, 0, sizeof(struct gaih_addrtuple));
at->next->family = AF_INET;
if ((req->ai_flags & AI_PASSIVE) == 0)
*(uint32_t *) at->next->addr = htonl (INADDR_LOOPBACK);
if (req->ai_family == 0 || req->ai_family == AF_INET)
{
atr->family = AF_INET;
if ((req->ai_flags & AI_PASSIVE) == 0)
*(uint32_t *) atr->addr = htonl (INADDR_LOOPBACK);
}
}
if (pai == NULL)
@ -571,21 +575,22 @@ getaddrinfo (const char *name, const char *service,
while (g->gaih)
{
if ((hints->ai_family == g->family) || (hints->ai_family == AF_UNSPEC))
if (hints->ai_family == g->family || hints->ai_family == AF_UNSPEC)
{
j++;
if ((pg == NULL) || (pg->gaih != g->gaih))
if (pg == NULL || pg->gaih != g->gaih)
{
pg = g;
if ((i = g->gaih (name, pservice, hints, end)))
i = g->gaih (name, pservice, hints, end);
if (i != 0)
{
if ((hints->ai_family == AF_UNSPEC) && (i & GAIH_OKIFUNSPEC))
if (hints->ai_family == AF_UNSPEC && (i & GAIH_OKIFUNSPEC))
continue;
if (p)
freeaddrinfo (p);
return (i)?-(i & GAIH_EAI):EAI_NONAME;
return -(i & GAIH_EAI);
}
if (end)
while(*end) end = &((*end)->ai_next);