plist_t plist_get_dict_el_from_key(plist_t node, const char *key)
{
plist_t ret = NULL;
if (node && PLIST_DICT == plist_get_node_type(node)) {
plist_t key_node = plist_find_node_by_key(node, key);
ret = plist_get_next_sibling(key_node);
}
return ret;
}
/**
* Checks if a notification has been sent.
*
* @param client NP to get a notification from
* @param notification Pointer to a buffer that will be allocated and filled
* with the notification that has been received.
*
* @return 0 if a notification has been received or nothing has been received,
* or an error value if an error occured.
*
* @note You probably want to check out np_set_notify_callback
* @see np_set_notify_callback
*/
static int np_get_notification(np_client_t client, char **notification)
{
uint32_t bytes = 0;
int res = 0;
uint32_t pktlen = 0;
char *XML_content = NULL;
plist_t dict = NULL;
if (!client || !client->connection || *notification)
return -1;
np_lock(client);
iphone_device_recv_timeout(client->connection, (char*)&pktlen, sizeof(pktlen), &bytes, 500);
log_debug_msg("NotificationProxy: initial read=%i\n", bytes);
if (bytes < 4) {
log_debug_msg("NotificationProxy: no notification received!\n");
res = 0;
} else {
if ((char)pktlen == 0) {
pktlen = ntohl(pktlen);
log_debug_msg("NotificationProxy: %d bytes following\n", pktlen);
XML_content = (char*)malloc(pktlen);
log_debug_msg("pointer %p\n", XML_content);
iphone_device_recv_timeout(client->connection, XML_content, pktlen, &bytes, 1000);
if (bytes <= 0) {
res = -1;
} else {
log_debug_msg("NotificationProxy: received data:\n");
log_debug_buffer(XML_content, pktlen);
plist_from_xml(XML_content, bytes, &dict);
if (!dict) {
np_unlock(client);
return -2;
}
plist_t cmd_key_node = plist_find_node_by_key(dict, "Command");
plist_t cmd_value_node = plist_get_next_sibling(cmd_key_node);
char *cmd_value = NULL;
if (plist_get_node_type(cmd_value_node) == PLIST_STRING) {
plist_get_string_val(cmd_value_node, &cmd_value);
}
if (cmd_value && !strcmp(cmd_value, "RelayNotification")) {
plist_t name_key_node = plist_get_next_sibling(cmd_value_node);
plist_t name_value_node = plist_get_next_sibling(name_key_node);
char *name_key = NULL;
char *name_value = NULL;
if (plist_get_node_type(name_key_node) == PLIST_KEY) {
plist_get_key_val(name_key_node, &name_key);
}
if (plist_get_node_type(name_value_node) == PLIST_STRING) {
plist_get_string_val(name_value_node, &name_value);
}
res = -2;
if (name_key && name_value && !strcmp(name_key, "Name")) {
*notification = name_value;
log_debug_msg("%s: got notification %s\n", __func__, name_value);
res = 0;
}
free(name_key);
} else if (cmd_value && !strcmp(cmd_value, "ProxyDeath")) {
log_debug_msg("%s: ERROR: NotificationProxy died!\n", __func__);
res = -1;
} else if (cmd_value) {
log_debug_msg("%d: unknown NotificationProxy command '%s' received!\n", __func__);
res = -1;
} else {
res = -2;
}
if (cmd_value) {
free(cmd_value);
}
plist_free(dict);
dict = NULL;
free(XML_content);
XML_content = NULL;
}
} else {
res = -1;
}
}
np_unlock(client);
return res;
}
