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(match_local_auth): handle ai_canonname being set in any of the addresses

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returnedby getaddrinfo.  glibc apparently returns the reverse lookup
of every address in ai_canonname.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@7759 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
2000-01-08 08:02:46 +00:00
parent 78b9fcc47a
commit 0457569ebe
1 changed files with 10 additions and 7 deletions
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17
appl/kx/common.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 1995, 1996, 1997, 1998, 1999 Kungliga Tekniska H<>gskolan
* Copyright (c) 1995 - 2000 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
@@ -564,6 +564,7 @@ match_local_auth (Xauth* auth, struct addrinfo *ai, int disp_nr)
{
int auth_disp;
char *tmp_disp;
struct addrinfo *a;
tmp_disp = strndup (auth->number, auth->number_length);
if (tmp_disp == NULL)
@@ -572,13 +573,15 @@ match_local_auth (Xauth* auth, struct addrinfo *ai, int disp_nr)
free (tmp_disp);
if (auth_disp != disp_nr)
return 1;
if ((auth->family == FamilyLocal
|| auth->family == FamilyWild)
&& ai->ai_canonname != NULL
&& strncmp (auth->address,
ai->ai_canonname,
auth->address_length) == 0)
for (a = ai; a != NULL; a = a->ai_next) {
if ((auth->family == FamilyLocal
|| auth->family == FamilyWild)
&& a->ai_canonname != NULL
&& strncmp (auth->address,
a->ai_canonname,
auth->address_length) == 0)
return 0;
}
return 1;
}