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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) if (name != NULL)
{ {
at = __alloca (sizeof(struct gaih_addrtuple)); at = __alloca (sizeof(struct gaih_addrtuple));
if (at == NULL)
return -EAI_MEMORY;
at->family = 0; at->family = 0;
at->next = NULL; 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) if (inet_pton (AF_INET, name, at->addr) > 0)
at->family = AF_INET; 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) if (inet_pton (AF_INET6, name, at->addr) > 0)
at->family = AF_INET6; at->family = AF_INET6;
@ -356,10 +354,10 @@ gaih_inet (const char *name, const struct gaih_service *service,
struct hostent *h; struct hostent *h;
struct gaih_addrtuple **pat = &at; 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); 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); gethosts (AF_INET, struct in_addr);
} }
@ -369,24 +367,30 @@ gaih_inet (const char *name, const struct gaih_service *service,
} }
else else
{ {
at = __alloca (sizeof(struct gaih_addrtuple)); struct gaih_addrtuple *atr;
if (at == NULL) atr = at = __alloca (sizeof(struct gaih_addrtuple));
return -EAI_MEMORY;
memset (at, 0, sizeof(struct gaih_addrtuple)); memset (at, 0, sizeof(struct gaih_addrtuple));
at->next = __alloca (sizeof(struct gaih_addrtuple)); if (req->ai_family == 0)
if (at->next == NULL) {
return -EAI_MEMORY; at->next = __alloca (sizeof(struct gaih_addrtuple));
memset (at->next, 0, sizeof(struct gaih_addrtuple));
}
at->family = AF_INET6; if (req->ai_family == 0 || req->ai_family == AF_INET6)
if ((req->ai_flags & AI_PASSIVE) == 0) {
memcpy (at->addr, &in6addr_loopback, sizeof (struct in6_addr)); 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)); if (req->ai_family == 0 || req->ai_family == AF_INET)
at->next->family = AF_INET; {
if ((req->ai_flags & AI_PASSIVE) == 0) atr->family = AF_INET;
*(uint32_t *) at->next->addr = htonl (INADDR_LOOPBACK); if ((req->ai_flags & AI_PASSIVE) == 0)
*(uint32_t *) atr->addr = htonl (INADDR_LOOPBACK);
}
} }
if (pai == NULL) if (pai == NULL)
@ -571,21 +575,22 @@ getaddrinfo (const char *name, const char *service,
while (g->gaih) 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++; j++;
if ((pg == NULL) || (pg->gaih != g->gaih)) if (pg == NULL || pg->gaih != g->gaih)
{ {
pg = g; 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; continue;
if (p) if (p)
freeaddrinfo (p); freeaddrinfo (p);
return (i)?-(i & GAIH_EAI):EAI_NONAME; return -(i & GAIH_EAI);
} }
if (end) if (end)
while(*end) end = &((*end)->ai_next); while(*end) end = &((*end)->ai_next);