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pam-util: add pam_get_item_many() helper that gets many PAM items at once

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Just to shorten a bit of code.
This commit is contained in:
Lennart Poettering 2023-11-28 09:29:58 +01:00
parent 6d5743c411
commit f47d75de51
2 changed files with 28 additions and 0 deletions
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24
src/shared/pam-util.c
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@ -202,3 +202,27 @@ void pam_cleanup_free(pam_handle_t *handle, void *data, int error_status) {
/* A generic destructor for pam_set_data() that just frees the specified data */
free(data);
}
int pam_get_item_many_internal(pam_handle_t *handle, ...) {
va_list ap;
int r;
va_start(ap, handle);
for (;;) {
int item_type = va_arg(ap, int);
if (item_type <= 0) {
r = PAM_SUCCESS;
break;
}
const void **value = ASSERT_PTR(va_arg(ap, const void **));
r = pam_get_item(handle, item_type, value);
if (!IN_SET(r, PAM_BAD_ITEM, PAM_SUCCESS))
break;
}
va_end(ap);
return r;
}

4
src/shared/pam-util.h
View File

@ -39,3 +39,7 @@ int pam_acquire_bus_connection(pam_handle_t *handle, const char *module_name, sd
int pam_release_bus_connection(pam_handle_t *handle, const char *module_name);
void pam_cleanup_free(pam_handle_t *handle, void *data, int error_status);
int pam_get_item_many_internal(pam_handle_t *handle, ...);
#define pam_get_item_many(handle, ...) pam_get_item_many_internal(handle, __VA_ARGS__, -1)