blob: efb9c5bfc66b2bfcfe0cf2d9479a1e3008a6830b [file] [log] [blame] [edit]
/* Copyright (C) 2005 Red Hat, Inc. */
/* Object: semanage_user_extra_t (SELinux User/Class Extra Data)
* Object: semanage_user_extra_key_t (SELinux User/Class Key)
* Implements: record_t (Database Record)
* Implements: record_key_t (Database Record Key)
*/
#include <sepol/user_record.h>
typedef sepol_user_key_t semanage_user_key_t;
#define _SEMANAGE_USER_KEY_DEFINED_
struct semanage_user_extra;
typedef struct semanage_user_extra record_t;
typedef semanage_user_key_t record_key_t;
#define DBASE_RECORD_DEFINED
#include <semanage/handle.h>
#include <stdlib.h>
#include <string.h>
#include "user_internal.h"
#include "debug.h"
#include "database.h"
struct semanage_user_extra {
/* This user's name */
char *name;
/* Labeling prefix */
char *prefix;
};
static int semanage_user_extra_key_extract(semanage_handle_t * handle,
const semanage_user_extra_t *
user_extra,
semanage_user_key_t ** key_ptr)
{
if (semanage_user_key_create(handle, user_extra->name, key_ptr) < 0)
goto err;
return STATUS_SUCCESS;
err:
ERR(handle, "could not extract key from user extra record");
return STATUS_ERR;
}
static int semanage_user_extra_compare(const semanage_user_extra_t * user_extra,
const semanage_user_key_t * key)
{
const char *name;
semanage_user_key_unpack(key, &name);
return strcmp(user_extra->name, name);
}
static int semanage_user_extra_compare2(const semanage_user_extra_t *
user_extra,
const semanage_user_extra_t *
user_extra2)
{
return strcmp(user_extra->name, user_extra2->name);
}
static int semanage_user_extra_compare2_qsort(const semanage_user_extra_t **
user_extra,
const semanage_user_extra_t **
user_extra2)
{
return strcmp((*user_extra)->name, (*user_extra2)->name);
}
/* Name */
hidden const char *semanage_user_extra_get_name(const semanage_user_extra_t *
user_extra)
{
return user_extra->name;
}
hidden int semanage_user_extra_set_name(semanage_handle_t * handle,
semanage_user_extra_t * user_extra,
const char *name)
{
char *tmp_name = strdup(name);
if (!tmp_name) {
ERR(handle, "out of memory, could not set name %s "
"for user extra data", name);
return STATUS_ERR;
}
free(user_extra->name);
user_extra->name = tmp_name;
return STATUS_SUCCESS;
}
/* Labeling prefix */
hidden const char *semanage_user_extra_get_prefix(const semanage_user_extra_t *
user_extra)
{
return user_extra->prefix;
}
hidden int semanage_user_extra_set_prefix(semanage_handle_t * handle,
semanage_user_extra_t * user_extra,
const char *prefix)
{
char *tmp_prefix = strdup(prefix);
if (!tmp_prefix) {
ERR(handle, "out of memory, could not set prefix %s "
"for user %s", prefix, user_extra->name);
return STATUS_ERR;
}
free(user_extra->prefix);
user_extra->prefix = tmp_prefix;
return STATUS_SUCCESS;
}
/* Create */
hidden int semanage_user_extra_create(semanage_handle_t * handle,
semanage_user_extra_t ** user_extra_ptr)
{
semanage_user_extra_t *user_extra =
(semanage_user_extra_t *) malloc(sizeof(semanage_user_extra_t));
if (!user_extra) {
ERR(handle, "out of memory, could not "
"create user extra data record");
return STATUS_ERR;
}
user_extra->name = NULL;
user_extra->prefix = NULL;
*user_extra_ptr = user_extra;
return STATUS_SUCCESS;
}
/* Destroy */
hidden void semanage_user_extra_free(semanage_user_extra_t * user_extra)
{
if (!user_extra)
return;
free(user_extra->name);
free(user_extra->prefix);
free(user_extra);
}
/* Deep copy clone */
hidden int semanage_user_extra_clone(semanage_handle_t * handle,
const semanage_user_extra_t * user_extra,
semanage_user_extra_t ** user_extra_ptr)
{
semanage_user_extra_t *new_user_extra = NULL;
if (semanage_user_extra_create(handle, &new_user_extra) < 0)
goto err;
if (semanage_user_extra_set_name
(handle, new_user_extra, user_extra->name) < 0)
goto err;
if (semanage_user_extra_set_prefix
(handle, new_user_extra, user_extra->prefix) < 0)
goto err;
*user_extra_ptr = new_user_extra;
return STATUS_SUCCESS;
err:
ERR(handle, "could not clone extra data for user %s", user_extra->name);
semanage_user_extra_free(new_user_extra);
return STATUS_ERR;
}
/* Record base functions */
record_table_t SEMANAGE_USER_EXTRA_RTABLE = {
.create = semanage_user_extra_create,
.key_extract = semanage_user_extra_key_extract,
.key_free = semanage_user_key_free,
.clone = semanage_user_extra_clone,
.compare = semanage_user_extra_compare,
.compare2 = semanage_user_extra_compare2,
.compare2_qsort = semanage_user_extra_compare2_qsort,
.free = semanage_user_extra_free,
};