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(krb5_cc_cache_match): add function that iterates over all credential

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caches for a user and returns a match.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@16187 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2005-10-19 17:30:40 +00:00
parent 4107ec5557
commit cc7855865c
1 changed files with 60 additions and 1 deletions
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61
lib/krb5/cache.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 1997-2005 Kungliga Tekniska H<>gskolan
* Copyright (c) 1997 - 2005 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
@@ -765,3 +765,62 @@ krb5_cc_cache_end_seq_get (krb5_context context,
return ret;
}
/*
* Search for a matching credential cache of type `type' that have the
* `principal' as the default principal. If NULL is used for `type',
* the default type is used. On success, `id' needs to be freed with
* krb5_cc_close or krb5_cc_destroy. On failure, error code is
* returned and `id' is set to NULL.
*/
krb5_error_code KRB5_LIB_FUNCTION
krb5_cc_cache_match (krb5_context context,
krb5_principal client,
const char *type,
krb5_ccache *id)
{
krb5_cc_cache_cursor cursor;
krb5_error_code ret;
krb5_ccache cache = NULL;
*id = NULL;
ret = krb5_cc_cache_get_first (context, type, &cursor);
if (ret)
return ret;
while ((ret = krb5_cc_cache_next (context, cursor, &cache)) == 0) {
krb5_principal principal;
ret = krb5_cc_get_principal(context, cache, &principal);
if (ret == 0) {
krb5_boolean match;
match = krb5_principal_compare(context, principal, client);
krb5_free_principal(context, principal);
if (match)
break;
}
krb5_cc_close(context, cache);
cache = NULL;
}
krb5_cc_cache_end_seq_get(context, cursor);
if (cache == NULL) {
char *str;
krb5_unparse_name(context, client, &str);
krb5_set_error_string(context, "Principal %s not found in a "
"credential cache", str ? str : "<out of memory>");
if (str)
free(str);
return KRB5_CC_NOTFOUND;
}
*id = cache;
return 0;
}