diff options
Diffstat (limited to 'libpam/pam_data.c')
-rw-r--r-- | libpam/pam_data.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/libpam/pam_data.c b/libpam/pam_data.c deleted file mode 100644 index 06aa837f..00000000 --- a/libpam/pam_data.c +++ /dev/null @@ -1,123 +0,0 @@ -/* pam_data.c */ - -/* - * $Id$ - */ - -#include <stdlib.h> -#include <string.h> - -#include "pam_private.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; - } - - /* 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_system_log(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_system_log(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; - } - - 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); - } -} |