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authorGravatar Nikias Bassen2011-09-03 02:10:48 +0200
committerGravatar Martin Szulecki2012-03-18 20:40:54 +0100
commitdcb85727c3649c254c985d840aa2efb36f727872 (patch)
tree0f6f551b70bd845f57d5a044915e617a1bd40ac6 /src/userpref.c
parent6a83ef58a1032e3b336587e2f3a19659ae325c25 (diff)
downloadlibimobiledevice-dcb85727c3649c254c985d840aa2efb36f727872.tar.gz
libimobiledevice-dcb85727c3649c254c985d840aa2efb36f727872.tar.bz2
Completely remove glib dependency.
Diffstat (limited to 'src/userpref.c')
-rw-r--r--src/userpref.c492
1 files changed, 404 insertions, 88 deletions
diff --git a/src/userpref.c b/src/userpref.c
index 4aab67b..d44d5aa 100644
--- a/src/userpref.c
+++ b/src/userpref.c
@@ -19,9 +19,6 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include <glib.h>
-#include <glib/gstdio.h>
-#include <glib/gprintf.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
@@ -30,6 +27,15 @@
#include <gnutls/x509.h>
#include <gcrypt.h>
+#include <dirent.h>
+#include <libgen.h>
+#include <sys/stat.h>
+#include <errno.h>
+
+#ifdef WIN32
+#include <shlobj.h>
+#endif
+
#include "userpref.h"
#include "debug.h"
@@ -41,18 +47,239 @@
#define LIBIMOBILEDEVICE_ROOT_CERTIF "RootCertificate.pem"
#define LIBIMOBILEDEVICE_HOST_CERTIF "HostCertificate.pem"
+#ifdef WIN32
+#define DIR_SEP '\\'
+#define DIR_SEP_S "\\"
+#else
+#define DIR_SEP '/'
+#define DIR_SEP_S "/"
+#endif
+
+static char __config_dir[512] = {0, };
+
+#ifdef WIN32
+static char *userpref_utf16_to_utf8(wchar_t *unistr, long len, long *items_read, long *items_written)
+{
+ if (!unistr || (len <= 0)) return NULL;
+ char *outbuf = (char*)malloc(3*(len+1));
+ int p = 0;
+ int i = 0;
+
+ wchar_t wc;
+
+ while (i < len) {
+ wc = unistr[i++];
+ if (wc >= 0x800) {
+ outbuf[p++] = (char)(0xE0 + ((wc >> 12) & 0xF));
+ outbuf[p++] = (char)(0x80 + ((wc >> 6) & 0x3F));
+ outbuf[p++] = (char)(0x80 + (wc & 0x3F));
+ } else if (wc >= 0x80) {
+ outbuf[p++] = (char)(0xC0 + ((wc >> 6) & 0x1F));
+ outbuf[p++] = (char)(0x80 + (wc & 0x3F));
+ } else {
+ outbuf[p++] = (char)(wc & 0x7F);
+ }
+ }
+ if (items_read) {
+ *items_read = i;
+ }
+ if (items_written) {
+ *items_written = p;
+ }
+ outbuf[p] = 0;
+
+ return outbuf;
+}
+#endif
+
+static const char *userpref_get_config_dir()
+{
+ if (__config_dir[0]) return __config_dir;
+#ifdef WIN32
+ wchar_t path[MAX_PATH+1];
+ HRESULT hr;
+ LPITEMIDLIST pidl = NULL;
+ BOOL b = FALSE;
+
+ hr = SHGetSpecialFolderLocation (NULL, CSIDL_LOCAL_APPDATA, &pidl);
+ if (hr == S_OK) {
+ b = SHGetPathFromIDListW (pidl, path);
+ if (b) {
+ char *cdir = userpref_utf16_to_utf8 (path, wcslen(path), NULL, NULL);
+ strcpy(__config_dir, cdir);
+ free(cdir);
+ CoTaskMemFree (pidl);
+ }
+ }
+#else
+ const char *cdir = getenv("XDG_CONFIG_HOME");
+ if (!cdir) {
+ cdir = getenv("HOME");
+ strcpy(__config_dir, cdir);
+ strcat(__config_dir, DIR_SEP_S);
+ strcat(__config_dir, ".config");
+ } else {
+ strcpy(__config_dir, cdir);
+ }
+#endif
+ strcat(__config_dir, DIR_SEP_S);
+ strcat(__config_dir, LIBIMOBILEDEVICE_CONF_DIR);
+
+ int i = strlen(__config_dir)-1;
+ while ((i > 0) && (__config_dir[i] == DIR_SEP)) {
+ __config_dir[i--] = '\0';
+ }
+
+ return __config_dir;
+}
+
+static int mkdir_with_parents(const char *dir, int mode)
+{
+ if (!dir) return -1;
+ if (mkdir(dir, mode) == 0) {
+ return 0;
+ } else {
+ if (errno == EEXIST) return 0;
+ }
+ int res;
+ char *parent = strdup(dir);
+ parent = dirname(parent);
+ if (parent) {
+ res = mkdir_with_parents(parent, mode);
+ } else {
+ res = -1;
+ }
+ free(parent);
+ if (res == 0) {
+ mkdir_with_parents(dir, mode);
+ }
+ return res;
+}
+
+static int config_write(const char *cfgfile, plist_t dict)
+{
+ if (!cfgfile || !dict || (plist_get_node_type(dict) != PLIST_DICT)) {
+ return -1;
+ }
+ int res = -1;
+
+#if 1 // old style config
+ plist_t hostid = plist_dict_get_item(dict, "HostID");
+ if (hostid && (plist_get_node_type(hostid) == PLIST_STRING)) {
+ char *hostidstr = NULL;
+ plist_get_string_val(hostid, &hostidstr);
+ if (hostidstr) {
+ FILE *fd = fopen(cfgfile, "w");
+ if (fd) {
+ fprintf(fd, "\n[Global]\nHostID=%s\n", hostidstr);
+ fclose(fd);
+ res = 0;
+ }
+ free(hostidstr);
+ }
+ }
+#endif
+#if 0
+ char *xml = NULL;
+ uint32_t length = 0;
+
+ plist_to_xml(dict, &xml, &length);
+ if (!xml) {
+ return res;
+ }
+
+ FILE *fd = fopen(cfgfile, "w");
+ if (!fd) {
+ free(xml);
+ return res;
+ }
+
+ if (fwrite(xml, 1, length, fd) == length) {
+ res = 0;
+ } else {
+ fprintf(stderr, "%s: ERROR: failed to write configuration to '%s'\n", __func__, cfgfile);
+ }
+ fclose(fd);
+
+ free(xml);
+#endif
+ return res;
+}
+
+static int config_read(const char *cfgfile, plist_t *dict)
+{
+ if (!cfgfile || !dict) {
+ return -1;
+ }
+
+ int res = -1;
+ FILE *fd = fopen(cfgfile, "r+");
+ if (!fd) {
+ return -1;
+ }
+
+ fseek(fd, 0, SEEK_END);
+ unsigned long int size = ftell(fd);
+ fseek(fd, 0, SEEK_SET);
+ unsigned char *contents = NULL;
+
+ contents = malloc(size);
+ if (fread(contents, 1, size, fd) != size) {
+ free(contents);
+ fclose(fd);
+ return -1;
+ }
+ plist_t plist = NULL;
+
+ if (!memcmp(contents, "bplist00", 8)) {
+ plist_from_bin((const char*)contents, (uint32_t)size, &plist);
+ fclose(fd);
+ } else {
+ if (memchr(contents, '<', size)) {
+ plist_from_xml((const char*)contents, (uint32_t)size, &plist);
+ }
+ if (plist) {
+ fclose(fd);
+ } else {
+ // try parsing old format config file
+ char line[256];
+ fseek(fd, 0, SEEK_SET);
+ while (fgets(line, 256, fd)) {
+ size_t llen = strlen(line)-1;
+ while ((llen > 0) && ((line[llen] == '\n') || (line[llen] == '\r'))) {
+ line[llen] = '\0';
+ }
+ if (!strncmp(line, "HostID=", 7)) {
+ plist = plist_new_dict();
+ plist_dict_insert_item(plist, "HostID", plist_new_string(line+7));
+ break;
+ }
+ }
+ fclose(fd);
+ if (plist) {
+ // write new format config
+ config_write(cfgfile, plist);
+ }
+ }
+ }
+ free(contents);
+ if (plist) {
+ *dict = plist;
+ res = 0;
+ }
+ return res;
+}
/**
* Creates a freedesktop compatible configuration directory.
*/
static void userpref_create_config_dir(void)
{
- gchar *config_dir = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, NULL);
-
- if (!g_file_test(config_dir, (G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)))
- g_mkdir_with_parents(config_dir, 0755);
-
- g_free(config_dir);
+ const char *config_path = userpref_get_config_dir();
+ struct stat st;
+ if (stat(config_path, &st) != 0) {
+ mkdir_with_parents(config_path, 0755);
+ }
}
static int get_rand(int min, int max)
@@ -94,10 +321,8 @@ static char *userpref_generate_host_id()
*/
static int userpref_set_host_id(const char *host_id)
{
- GKeyFile *key_file;
- gsize length;
- gchar *buf, *config_file;
- GIOChannel *file;
+ const char *config_path;
+ char *config_file;
if (!host_id)
return 0;
@@ -105,24 +330,34 @@ static int userpref_set_host_id(const char *host_id)
/* Make sure config directory exists */
userpref_create_config_dir();
+ config_path = userpref_get_config_dir();
+ config_file = (char*)malloc(strlen(config_path)+1+strlen(LIBIMOBILEDEVICE_CONF_FILE)+1);
+ strcpy(config_file, config_path);
+ strcat(config_file, DIR_SEP_S);
+ strcat(config_file, LIBIMOBILEDEVICE_CONF_FILE);
+
/* Now parse file to get the HostID */
- key_file = g_key_file_new();
+ plist_t config = NULL;
+ config_read(config_file, &config);
+ if (!config) {
+ config = plist_new_dict();
+ plist_dict_insert_item(config, "HostID", plist_new_string(host_id));
+ } else {
+ plist_t n = plist_dict_get_item(config, "HostID");
+ if (n) {
+ plist_set_string_val(n, host_id);
+ } else {
+ plist_dict_insert_item(config, "HostID", plist_new_string(host_id));
+ }
+ }
/* Store in config file */
debug_info("setting hostID to %s", host_id);
- g_key_file_set_value(key_file, "Global", "HostID", host_id);
-
- /* Write config file on disk */
- buf = g_key_file_to_data(key_file, &length, NULL);
- config_file =
- g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, LIBIMOBILEDEVICE_CONF_FILE, NULL);
- file = g_io_channel_new_file(config_file, "w", NULL);
- g_free(config_file);
- g_io_channel_write_chars(file, buf, length, NULL, NULL);
- g_io_channel_shutdown(file, TRUE, NULL);
- g_io_channel_unref(file);
-
- g_key_file_free(key_file);
+
+ config_write(config_file, config);
+ plist_free(config);
+
+ free(config_file);
return 1;
}
@@ -135,23 +370,25 @@ static int userpref_set_host_id(const char *host_id)
*/
void userpref_get_host_id(char **host_id)
{
- gchar *config_file;
- GKeyFile *key_file;
- gchar *loc_host_id;
+ const char *config_path;
+ char *config_file;
- config_file =
- g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, LIBIMOBILEDEVICE_CONF_FILE, NULL);
+ config_path = userpref_get_config_dir();
+ config_file = (char*)malloc(strlen(config_path)+1+strlen(LIBIMOBILEDEVICE_CONF_FILE)+1);
+ strcpy(config_file, config_path);
+ strcat(config_file, DIR_SEP_S);
+ strcat(config_file, LIBIMOBILEDEVICE_CONF_FILE);
/* now parse file to get the HostID */
- key_file = g_key_file_new();
- if (g_key_file_load_from_file(key_file, config_file, G_KEY_FILE_KEEP_COMMENTS, NULL)) {
- loc_host_id = g_key_file_get_value(key_file, "Global", "HostID", NULL);
- if (loc_host_id)
- *host_id = strdup((char *) loc_host_id);
- g_free(loc_host_id);
+ plist_t config = NULL;
+ if (config_read(config_file, &config) == 0) {
+ plist_t n_host_id = plist_dict_get_item(config, "HostID");
+ if (n_host_id && (plist_get_node_type(n_host_id) == PLIST_STRING)) {
+ plist_get_string_val(n_host_id, host_id);
+ }
}
- g_key_file_free(key_file);
- g_free(config_file);
+ plist_free(config);
+ free(config_file);
if (!*host_id) {
/* no config, generate host_id */
@@ -173,15 +410,23 @@ void userpref_get_host_id(char **host_id)
int userpref_has_device_public_key(const char *uuid)
{
int ret = 0;
- gchar *config_file;
+ const char *config_path;
+ char *config_file;
+ struct stat st;
+
+ if (!uuid) return 0;
/* first get config file */
- gchar *device_file = g_strconcat(uuid, ".pem", NULL);
- config_file = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, device_file, NULL);
- if (g_file_test(config_file, (G_FILE_TEST_EXISTS | G_FILE_TEST_IS_REGULAR)))
+ config_path = userpref_get_config_dir();
+ config_file = (char*)malloc(strlen(config_path)+1+strlen(uuid)+4+1);
+ strcpy(config_file, config_path);
+ strcat(config_file, DIR_SEP_S);
+ strcat(config_file, uuid);
+ strcat(config_file, ".pem");
+
+ if ((stat(config_file, &st) == 0) && S_ISREG(st.st_mode))
ret = 1;
- g_free(config_file);
- g_free(device_file);
+ free(config_file);
return ret;
}
@@ -202,10 +447,13 @@ int userpref_has_device_public_key(const char *uuid)
*/
userpref_error_t userpref_get_paired_uuids(char ***list, unsigned int *count)
{
- GDir *config_dir;
- gchar *config_path;
- const gchar *dir_file;
- GList *uuids = NULL;
+ struct slist_t {
+ char *name;
+ void *next;
+ };
+ DIR *config_dir;
+ const char *config_path;
+ struct slist_t *uuids = NULL;
unsigned int i;
unsigned int found = 0;
@@ -218,29 +466,44 @@ userpref_error_t userpref_get_paired_uuids(char ***list, unsigned int *count)
*count = 0;
}
- config_path = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, NULL);
-
- config_dir = g_dir_open(config_path,0,NULL);
+ config_path = userpref_get_config_dir();
+ config_dir = opendir(config_path);
if (config_dir) {
- while ((dir_file = g_dir_read_name(config_dir))) {
- if (g_str_has_suffix(dir_file, ".pem") && (strlen(dir_file) == 44)) {
- uuids = g_list_append(uuids, g_strndup(dir_file, strlen(dir_file)-4));
+ struct dirent *entry;
+ struct slist_t *listp = uuids;
+ while ((entry = readdir(config_dir))) {
+ char *ext = strstr(entry->d_name, ".pem");
+ if (ext && ((ext - entry->d_name) == 40) && (strlen(entry->d_name) == 44)) {
+ struct slist_t *ne = (struct slist_t*)malloc(sizeof(struct slist_t));
+ ne->name = (char*)malloc(41);
+ strncpy(ne->name, entry->d_name, 40);
+ ne->name[40] = 0;
+ ne->next = NULL;
+ if (!listp) {
+ listp = ne;
+ uuids = listp;
+ } else {
+ listp->next = ne;
+ listp = listp->next;
+ }
found++;
}
}
- g_dir_close(config_dir);
+ closedir(config_dir);
}
*list = (char**)malloc(sizeof(char*) * (found+1));
- for (i = 0; i < found; i++) {
- (*list)[i] = g_list_nth_data(uuids, i);
+ i = 0;
+ while (uuids) {
+ (*list)[i++] = uuids->name;
+ struct slist_t *old = uuids;
+ uuids = uuids->next;
+ free(old);
}
(*list)[i] = NULL;
if (count) {
*count = found;
}
- g_list_free(uuids);
- g_free(config_path);
return USERPREF_E_SUCCESS;
}
@@ -266,15 +529,18 @@ userpref_error_t userpref_set_device_public_key(const char *uuid, gnutls_datum_t
userpref_create_config_dir();
/* build file path */
- gchar *device_file = g_strconcat(uuid, ".pem", NULL);
- gchar *pem = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, device_file, NULL);
+ const char *config_path = userpref_get_config_dir();
+ char *pem = (char*)malloc(strlen(config_path)+1+strlen(uuid)+4+1);
+ strcpy(pem, config_path);
+ strcat(pem, DIR_SEP_S);
+ strcat(pem, uuid);
+ strcat(pem, ".pem");
/* store file */
FILE *pFile = fopen(pem, "wb");
fwrite(public_key.data, 1, public_key.size, pFile);
fclose(pFile);
- g_free(pem);
- g_free(device_file);
+ free(pem);
return USERPREF_E_SUCCESS;
}
@@ -292,14 +558,17 @@ userpref_error_t userpref_remove_device_public_key(const char *uuid)
return USERPREF_E_SUCCESS;
/* build file path */
- gchar *device_file = g_strconcat(uuid, ".pem", NULL);
- gchar *pem = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, device_file, NULL);
+ const char *config_path = userpref_get_config_dir();
+ char *pem = (char*)malloc(strlen(config_path)+1+strlen(uuid)+4+1);
+ strcpy(pem, config_path);
+ strcat(pem, DIR_SEP_S);
+ strcat(pem, uuid);
+ strcat(pem, ".pem");
/* remove file */
- g_remove(pem);
+ remove(pem);
- g_free(pem);
- g_free(device_file);
+ free(pem);
return USERPREF_E_SUCCESS;
}
@@ -314,18 +583,50 @@ userpref_error_t userpref_remove_device_public_key(const char *uuid)
*/
static int userpref_get_file_contents(const char *file, gnutls_datum_t * data)
{
- gboolean success;
- gsize size;
- char *content;
- gchar *filepath;
+ int success;
+ unsigned long int size = 0;
+ unsigned char *content = NULL;
+ const char *config_path;
+ char *filepath;
+ FILE *fd;
if (NULL == file || NULL == data)
return 0;
/* Read file */
- filepath = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, file, NULL);
- success = g_file_get_contents(filepath, &content, &size, NULL);
- g_free(filepath);
+ config_path = userpref_get_config_dir();
+ filepath = (char*)malloc(strlen(config_path)+1+strlen(file)+1);
+ strcpy(filepath, config_path);
+ strcat(filepath, DIR_SEP_S);
+ strcat(filepath, file);
+
+ fd = fopen(filepath, "rb");
+ if (fd) {
+ fseek(fd, 0, SEEK_END);
+ size = ftell(fd);
+ fseek(fd, 0, SEEK_SET);
+
+ // prevent huge files
+ if (size > 0xFFFFFF) {
+ fprintf(stderr, "%s: file is too big (> 16MB). Refusing to read the contents to memory!", __func__);
+ } else {
+ size_t p = 0;
+ content = (unsigned char*)malloc(size);
+ while (!feof(fd)) {
+ p += fread(content+p, 1, size-p, fd);
+ if (ferror(fd) != 0) {
+ break;
+ }
+ if (p >= size) {
+ success = 1;
+ break;
+ }
+ }
+ }
+ fclose(fd);
+ }
+
+ free(filepath);
/* Add it to the gnutls_datnum_t structure */
if (success) {
@@ -549,8 +850,8 @@ userpref_error_t userpref_get_certs_as_pem(gnutls_datum_t *pem_root_cert, gnutls
if (userpref_get_file_contents(LIBIMOBILEDEVICE_ROOT_CERTIF, pem_root_cert) && userpref_get_file_contents(LIBIMOBILEDEVICE_HOST_CERTIF, pem_host_cert))
return USERPREF_E_SUCCESS;
else {
- g_free(pem_root_cert->data);
- g_free(pem_host_cert->data);
+ gnutls_free(pem_root_cert->data);
+ gnutls_free(pem_host_cert->data);
}
return USERPREF_E_INVALID_CONF;
}
@@ -570,7 +871,8 @@ userpref_error_t userpref_get_certs_as_pem(gnutls_datum_t *pem_root_cert, gnutls
userpref_error_t userpref_set_keys_and_certs(gnutls_datum_t * root_key, gnutls_datum_t * root_cert, gnutls_datum_t * host_key, gnutls_datum_t * host_cert)
{
FILE *pFile;
- gchar *pem;
+ char *pem;
+ const char *config_path;
if (!root_key || !host_key || !root_cert || !host_cert)
return USERPREF_E_INVALID_ARG;
@@ -578,30 +880,44 @@ userpref_error_t userpref_set_keys_and_certs(gnutls_datum_t * root_key, gnutls_d
/* Make sure config directory exists */
userpref_create_config_dir();
+ config_path = userpref_get_config_dir();
+
/* Now write keys and certificates to disk */
- pem = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, LIBIMOBILEDEVICE_ROOT_PRIVKEY, NULL);
+ pem = (char*)malloc(strlen(config_path)+1+strlen(LIBIMOBILEDEVICE_ROOT_PRIVKEY)+1);
+ strcpy(pem, config_path);
+ strcat(pem, DIR_SEP_S);
+ strcat(pem, LIBIMOBILEDEVICE_ROOT_PRIVKEY);
pFile = fopen(pem, "wb");
fwrite(root_key->data, 1, root_key->size, pFile);
fclose(pFile);
- g_free(pem);
+ free(pem);
- pem = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, LIBIMOBILEDEVICE_HOST_PRIVKEY, NULL);
+ pem = (char*)malloc(strlen(config_path)+1+strlen(LIBIMOBILEDEVICE_HOST_PRIVKEY)+1);
+ strcpy(pem, config_path);
+ strcat(pem, DIR_SEP_S);
+ strcat(pem, LIBIMOBILEDEVICE_HOST_PRIVKEY);
pFile = fopen(pem, "wb");
fwrite(host_key->data, 1, host_key->size, pFile);
fclose(pFile);
- g_free(pem);
+ free(pem);
- pem = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, LIBIMOBILEDEVICE_ROOT_CERTIF, NULL);
+ pem = (char*)malloc(strlen(config_path)+1+strlen(LIBIMOBILEDEVICE_ROOT_CERTIF)+1);
+ strcpy(pem, config_path);
+ strcat(pem, DIR_SEP_S);
+ strcat(pem, LIBIMOBILEDEVICE_ROOT_CERTIF);
pFile = fopen(pem, "wb");
fwrite(root_cert->data, 1, root_cert->size, pFile);
fclose(pFile);
- g_free(pem);
+ free(pem);
- pem = g_build_path(G_DIR_SEPARATOR_S, g_get_user_config_dir(), LIBIMOBILEDEVICE_CONF_DIR, LIBIMOBILEDEVICE_HOST_CERTIF, NULL);
+ pem = (char*)malloc(strlen(config_path)+1+strlen(LIBIMOBILEDEVICE_HOST_CERTIF)+1);
+ strcpy(pem, config_path);
+ strcat(pem, DIR_SEP_S);
+ strcat(pem, LIBIMOBILEDEVICE_HOST_CERTIF);
pFile = fopen(pem, "wb");
fwrite(host_cert->data, 1, host_cert->size, pFile);
fclose(pFile);
- g_free(pem);
+ free(pem);
return USERPREF_E_SUCCESS;
}