diff options
Diffstat (limited to 'libpam/pam_data.c')
| -rw-r--r-- | libpam/pam_data.c | 166 |
1 files changed, 0 insertions, 166 deletions
diff --git a/libpam/pam_data.c b/libpam/pam_data.c deleted file mode 100644 index 30570afb..00000000 --- a/libpam/pam_data.c +++ /dev/null @@ -1,166 +0,0 @@ -/* - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, and the entire permission notice in its entirety, - * including the disclaimer of warranties. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. The name of the author may not be used to endorse or promote - * products derived from this software without specific prior - * written permission. - * - * ALTERNATIVELY, this product may be distributed under the terms of - * the GNU Public License, in which case the provisions of the GPL are - * required INSTEAD OF the above restrictions. (This clause is - * necessary due to a potential bad interaction between the GPL and - * the restrictions contained in a BSD-style copyright.) - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, - * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES - * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED - * OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include "config.h" - -#include "pam_private.h" - -#include <stdlib.h> -#include <string.h> - -static struct pam_data *_pam_locate_data(const pam_handle_t *pamh, - const char *name) -{ - struct pam_data *data; - - D(("called")); - - IF_NO_PAMH("_pam_locate_data", pamh, NULL); - - data = pamh->data; - - while (data) { - if (!strcmp(data->name, name)) { - return data; - } - data = data->next; - } - - return NULL; -} - -int pam_set_data( - pam_handle_t *pamh, - const char *module_data_name, - void *data, - void (*cleanup)(pam_handle_t *pamh, void *data, int error_status)) -{ - struct pam_data *data_entry; - - D(("called")); - - IF_NO_PAMH("pam_set_data", pamh, PAM_SYSTEM_ERR); - - if (__PAM_FROM_APP(pamh)) { - D(("called from application!?")); - return PAM_SYSTEM_ERR; - } - - /* module_data_name should not be NULL */ - if (module_data_name == NULL) { - D(("called with NULL as module_data_name")); - return PAM_SYSTEM_ERR; - } - - /* first check if there is some data already. If so clean it up */ - - if ((data_entry = _pam_locate_data(pamh, module_data_name))) { - if (data_entry->cleanup) { - data_entry->cleanup(pamh, data_entry->data, - PAM_DATA_REPLACE | PAM_SUCCESS ); - } - } else if ((data_entry = malloc(sizeof(*data_entry)))) { - char *tname; - - if ((tname = _pam_strdup(module_data_name)) == NULL) { - pam_syslog(pamh, LOG_CRIT, - "pam_set_data: no memory for data name"); - _pam_drop(data_entry); - return PAM_BUF_ERR; - } - data_entry->next = pamh->data; - pamh->data = data_entry; - data_entry->name = tname; - } else { - pam_syslog(pamh, LOG_CRIT, - "pam_set_data: cannot allocate data entry"); - return PAM_BUF_ERR; - } - - data_entry->data = data; /* note this could be NULL */ - data_entry->cleanup = cleanup; - - return PAM_SUCCESS; -} - -int pam_get_data( - const pam_handle_t *pamh, - const char *module_data_name, - const void **datap) -{ - struct pam_data *data; - - D(("called")); - - IF_NO_PAMH("pam_get_data", pamh, PAM_SYSTEM_ERR); - - if (__PAM_FROM_APP(pamh)) { - D(("called from application!?")); - return PAM_SYSTEM_ERR; - } - - /* module_data_name should not be NULL */ - if (module_data_name == NULL) { - D(("called with NULL as module_data_name")); - return PAM_SYSTEM_ERR; - } - - data = _pam_locate_data(pamh, module_data_name); - if (data) { - *datap = data->data; - return PAM_SUCCESS; - } - - return PAM_NO_MODULE_DATA; -} - -void _pam_free_data(pam_handle_t *pamh, int status) -{ - struct pam_data *last; - struct pam_data *data; - - D(("called")); - - IF_NO_PAMH("_pam_free_data", pamh, /* no return value for void fn */); - data = pamh->data; - - while (data) { - last = data; - data = data->next; - if (last->cleanup) { - last->cleanup(pamh, last->data, status); - } - _pam_drop(last->name); - _pam_drop(last); - } -} |