diff options
Diffstat (limited to 'server/util/sss_krb5.c')
| -rw-r--r-- | server/util/sss_krb5.c | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/server/util/sss_krb5.c b/server/util/sss_krb5.c deleted file mode 100644 index 0bc25df1..00000000 --- a/server/util/sss_krb5.c +++ /dev/null @@ -1,196 +0,0 @@ -/* - Authors: - Sumit Bose <sbose@redhat.com> - - Copyright (C) 2009 Red Hat - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ -#include <stdio.h> -#include <errno.h> -#include <talloc.h> - -#include "config.h" - -#include "util/util.h" -#include "util/sss_krb5.h" - - - -const char *KRB5_CALLCONV sss_krb5_get_error_message(krb5_context ctx, - krb5_error_code ec) -{ -#ifdef HAVE_KRB5_GET_ERROR_MESSAGE - return krb5_get_error_message(ctx, ec); -#else - int ret; - char *s = NULL; - int size = sizeof("Kerberos error [XXXXXXXXXXXX]"); - - s = malloc(sizeof(char) * (size)); - if (s == NULL) { - return NULL; - } - - ret = snprintf(s, size, "Kerberos error [%12d]", ec); - - if (ret < 0 || ret >= size) { - return NULL; - } - - return s; -#endif -} - -void KRB5_CALLCONV sss_krb5_free_error_message(krb5_context ctx, const char *s) -{ -#ifdef HAVE_KRB5_GET_ERROR_MESSAGE - krb5_free_error_message(ctx, s); -#else - free(s); -#endif - - return; -} - -krb5_error_code KRB5_CALLCONV sss_krb5_get_init_creds_opt_alloc( - krb5_context context, - krb5_get_init_creds_opt **opt) -{ -#ifdef HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC - return krb5_get_init_creds_opt_alloc(context, opt); -#else - *opt = calloc(1, sizeof(krb5_get_init_creds_opt)); - if (*opt == NULL) { - return ENOMEM; - } - krb5_get_init_creds_opt_init(*opt); - - return 0; -#endif -} - -void KRB5_CALLCONV sss_krb5_get_init_creds_opt_free (krb5_context context, - krb5_get_init_creds_opt *opt) -{ -#ifdef HAVE_KRB5_GET_INIT_CREDS_OPT_ALLOC - krb5_get_init_creds_opt_free(context, opt); -#else - free(opt); -#endif - - return; -} - -void KRB5_CALLCONV sss_krb5_free_unparsed_name(krb5_context context, char *name) -{ -#ifdef HAVE_KRB5_FREE_UNPARSED_NAME - krb5_free_unparsed_name(context, name); -#else - if (name != NULL) { - memset(name, 0, strlen(name)); - free(name); - } -#endif -} - - -krb5_error_code check_for_valid_tgt(const char *ccname, const char *realm, - const char *client_princ_str, bool *result) -{ - krb5_context context = NULL; - krb5_ccache ccache = NULL; - krb5_error_code krberr; - TALLOC_CTX *tmp_ctx = NULL; - krb5_creds mcred; - krb5_creds cred; - char *server_name = NULL; - krb5_principal client_principal = NULL; - krb5_principal server_principal = NULL; - - *result = false; - - tmp_ctx = talloc_new(NULL); - if (tmp_ctx == NULL) { - DEBUG(1, ("talloc_new failed.\n")); - return ENOMEM; - } - - krberr = krb5_init_context(&context); - if (krberr) { - DEBUG(1, ("Failed to init kerberos context\n")); - goto done; - } - - krberr = krb5_cc_resolve(context, ccname, &ccache); - if (krberr != 0) { - DEBUG(1, ("krb5_cc_resolve failed.\n")); - goto done; - } - - server_name = talloc_asprintf(tmp_ctx, "krbtgt/%s@%s", realm, realm); - if (server_name == NULL) { - DEBUG(1, ("talloc_asprintf failed.\n")); - goto done; - } - - krberr = krb5_parse_name(context, server_name, &server_principal); - if (krberr != 0) { - DEBUG(1, ("krb5_parse_name failed.\n")); - goto done; - } - - krberr = krb5_parse_name(context, client_princ_str, &client_principal); - if (krberr != 0) { - DEBUG(1, ("krb5_parse_name failed.\n")); - goto done; - } - - memset(&mcred, 0, sizeof(mcred)); - memset(&cred, 0, sizeof(mcred)); - mcred.client = client_principal; - mcred.server = server_principal; - - krberr = krb5_cc_retrieve_cred(context, ccache, 0, &mcred, &cred); - if (krberr != 0) { - DEBUG(1, ("krb5_cc_retrieve_cred failed.\n")); - krberr = 0; - goto done; - } - - DEBUG(7, ("TGT end time [%d].\n", cred.times.endtime)); - - if (cred.times.endtime > time(NULL)) { - DEBUG(3, ("TGT is valid.\n")); - *result = true; - } - krb5_free_cred_contents(context, &cred); - - krberr = 0; - -done: - if (client_principal != NULL) { - krb5_free_principal(context, client_principal); - } - if (server_principal != NULL) { - krb5_free_principal(context, server_principal); - } - if (ccache != NULL) { - krb5_cc_close(context, ccache); - } - if (context != NULL) krb5_free_context(context); - talloc_free(tmp_ctx); - return krberr; -} - |