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add krb5_cc_get_lifetime

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@25106 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
2009-04-16 07:53:13 +00:00
parent e8a5321ad5
commit ae96106d76
1 changed files with 46 additions and 0 deletions
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46
lib/krb5/cache.c
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@@ -1570,3 +1570,49 @@ krb5_cc_set_friendly_name(krb5_context context,
return krb5_cc_set_config(context, id, NULL, "FriendlyName", &data);
}
/**
* Get the lifetime of the initial ticket in the cache
*
* Get the lifetime of the initial ticket in the cache, if the initial
* ticket was not found, the error code KRB5_CC_END is returned.
*
* @param context A Kerberos 5 context.
* @param id a credential cache
* @param t the relative lifetime of the initial ticket
*
* @return Return an error code or 0, see krb5_get_error_message().
*
* @ingroup krb5_ccache
*/
krb5_error_code KRB5_LIB_FUNCTION
krb5_cc_get_lifetime(krb5_context context, krb5_ccache id, time_t *t)
{
krb5_cc_cursor cursor;
krb5_error_code ret;
krb5_creds cred;
time_t now;
*t = 0;
now = time(NULL);
ret = krb5_cc_start_seq_get(context, id, &cursor);
if (ret)
return ret;
while ((ret = krb5_cc_next_cred(context, id, &cursor, &cred)) == 0) {
if (cred.flags.b.initial) {
if (now < cred.times.endtime)
*t = cred.times.endtime - now;
krb5_free_cred_contents(context, &cred);
goto out;
}
krb5_free_cred_contents(context, &cred);
}
out:
krb5_cc_end_seq_get(context, id, &cursor);
return ret;
}