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* sysdeps/posix/getaddrinfo.c (gaih_inet): Don't use
	getcanonname_r function if AI_CANONNAME flag is not set in
	request.
This commit is contained in:
Ulrich Drepper 2004-08-19 21:39:39 +00:00
parent 8583671dd4
commit afd7b70333
3 changed files with 32 additions and 25 deletions
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4
ChangeLog
View File

@ -1,5 +1,9 @@
2004-08-19 Ulrich Drepper <drepper@redhat.com>
* sysdeps/posix/getaddrinfo.c (gaih_inet): Don't use
getcanonname_r function if AI_CANONNAME flag is not set in
request.
* nis/nss_compat/compat-initgroups.c (getgrent_next_nss):
Initialize mysize with limits only if latter is >= 0. Use mysize
in malloc call.

12
nis/nss_compat/compat-initgroups.c
View File

@ -243,9 +243,9 @@ getgrent_next_nss (ent_t *ent, char *buffer, size_t buflen, const char *user,
{
long int mystart = 0;
long int mysize = limit <= 0 ? *size : limit;
gid_t *mygroupsp = malloc (mysize * sizeof (gid_t));
gid_t *mygroups = malloc (mysize * sizeof (gid_t));
if (mygroupsp == NULL)
if (mygroups == NULL)
return NSS_STATUS_TRYAGAIN;
/* For every gid in the list we get from the NSS module,
@ -255,7 +255,7 @@ getgrent_next_nss (ent_t *ent, char *buffer, size_t buflen, const char *user,
getgrent_r through the whole group database. But for large
group databases this is faster, since the user can only be
in a limited number of groups. */
if (nss_initgroups_dyn (user, group, &mystart, &mysize, &mygroupsp,
if (nss_initgroups_dyn (user, group, &mystart, &mysize, &mygroups,
limit, errnop) == NSS_STATUS_SUCCESS)
{
/* A temporary buffer. We use the normal buffer, until we find
@ -267,7 +267,7 @@ getgrent_next_nss (ent_t *ent, char *buffer, size_t buflen, const char *user,
for (i = 0; i < mystart; i++)
{
while ((status = nss_getgrgid_r (mygroupsp[i], &grpbuf, tmpbuf,
while ((status = nss_getgrgid_r (mygroups[i], &grpbuf, tmpbuf,
tmplen,
errnop)) == NSS_STATUS_TRYAGAIN
&& *errnop == ERANGE)
@ -285,12 +285,12 @@ getgrent_next_nss (ent_t *ent, char *buffer, size_t buflen, const char *user,
limit, &grpbuf);
}
free (mygroupsp);
free (mygroups);
return NSS_STATUS_NOTFOUND;
}
free (mygroupsp);
free (mygroups);
}
/* If we come here, the NSS module does not support initgroups_dyn

41
sysdeps/posix/getaddrinfo.c
View File

@ -644,27 +644,30 @@ gaih_inet (const char *name, const struct gaih_service *service,
if (inet6_status == NSS_STATUS_SUCCESS
|| status == NSS_STATUS_SUCCESS)
{
/* If we need the canonical name, get it from the same
service as the result. */
nss_getcanonname_r cfct;
int herrno;
cfct = __nss_lookup_function (nip, "getcanonname_r");
if (cfct != NULL)
if ((req->ai_flags & AI_CANONNAME) != 0)
{
const size_t max_fqdn_len = 256;
char *buf = alloca (max_fqdn_len);
char *s;
/* If we need the canonical name, get it
from the same service as the result. */
nss_getcanonname_r cfct;
int herrno;
if (DL_CALL_FCT (cfct, (h->h_name ?: name, buf,
max_fqdn_len, &s, &rc,
&herrno))
== NSS_STATUS_SUCCESS)
canon = s;
else
/* Set to name now to avoid using
gethostbyaddr. */
canon = name;
cfct = __nss_lookup_function (nip, "getcanonname_r");
if (cfct != NULL)
{
const size_t max_fqdn_len = 256;
char *buf = alloca (max_fqdn_len);
char *s;
if (DL_CALL_FCT (cfct, (h->h_name ?: name, buf,
max_fqdn_len, &s, &rc,
&herrno))
== NSS_STATUS_SUCCESS)
canon = s;
else
/* Set to name now to avoid using
gethostbyaddr. */
canon = name;
}
}
break;