blob: 2de43335fda052a54eec02c31af602c05560b4c1 [file] [log] [blame] [edit]
/*
* mobileactivation.c
* com.apple.mobileactivationd service implementation.
*
* Copyright (c) 2016-2017 Nikias Bassen, All Rights Reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <stdlib.h>
#include "mobileactivation.h"
#include "property_list_service.h"
#include "common/debug.h"
/**
* Convert a property_list_service_error_t value to a mobileactivation_error_t value.
* Used internally to get correct error codes.
*
* @param err An property_list_service_error_t error code
*
* @return A matching mobileactivation_error_t error code,
* MOBILEACTIVATION_E_UNKNOWN_ERROR otherwise.
*/
static mobileactivation_error_t mobileactivation_error(property_list_service_error_t err)
{
switch (err) {
case PROPERTY_LIST_SERVICE_E_SUCCESS:
return MOBILEACTIVATION_E_SUCCESS;
case PROPERTY_LIST_SERVICE_E_INVALID_ARG:
return MOBILEACTIVATION_E_INVALID_ARG;
case PROPERTY_LIST_SERVICE_E_PLIST_ERROR:
return MOBILEACTIVATION_E_PLIST_ERROR;
case PROPERTY_LIST_SERVICE_E_MUX_ERROR:
return MOBILEACTIVATION_E_MUX_ERROR;
default:
break;
}
return MOBILEACTIVATION_E_UNKNOWN_ERROR;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_client_new(idevice_t device, lockdownd_service_descriptor_t service, mobileactivation_client_t *client)
{
if (!device || !service || service->port == 0 || !client || *client) {
return MOBILEACTIVATION_E_INVALID_ARG;
}
property_list_service_client_t plistclient = NULL;
if (property_list_service_client_new(device, service, &plistclient) != PROPERTY_LIST_SERVICE_E_SUCCESS) {
return MOBILEACTIVATION_E_MUX_ERROR;
}
/* create client object */
mobileactivation_client_t client_loc = (mobileactivation_client_t) malloc(sizeof(struct mobileactivation_client_private));
client_loc->parent = plistclient;
/* all done, return success */
*client = client_loc;
return MOBILEACTIVATION_E_SUCCESS;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_client_start_service(idevice_t device, mobileactivation_client_t * client, const char* label)
{
mobileactivation_error_t err = MOBILEACTIVATION_E_UNKNOWN_ERROR;
service_client_factory_start_service(device, MOBILEACTIVATION_SERVICE_NAME, (void**)client, label, SERVICE_CONSTRUCTOR(mobileactivation_client_new), &err);
return err;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_client_free(mobileactivation_client_t client)
{
if (!client)
return MOBILEACTIVATION_E_INVALID_ARG;
if (property_list_service_client_free(client->parent) != PROPERTY_LIST_SERVICE_E_SUCCESS) {
return MOBILEACTIVATION_E_UNKNOWN_ERROR;
}
free(client);
return MOBILEACTIVATION_E_SUCCESS;
}
static plist_t plist_data_from_plist(plist_t plist)
{
if (plist && plist_get_node_type(plist) == PLIST_DATA) {
return plist_copy(plist);
}
plist_t result = NULL;
char *xml = NULL;
uint32_t xml_len = 0;
plist_to_xml(plist, &xml, &xml_len);
result = plist_new_data(xml, xml_len);
free(xml);
return result;
}
static mobileactivation_error_t mobileactivation_check_result(plist_t dict, const char *command)
{
mobileactivation_error_t ret = MOBILEACTIVATION_E_UNKNOWN_ERROR;
if (!dict || plist_get_node_type(dict) != PLIST_DICT) {
return MOBILEACTIVATION_E_PLIST_ERROR;
}
plist_t err_node = plist_dict_get_item(dict, "Error");
if (!err_node) {
return MOBILEACTIVATION_E_SUCCESS;
} else {
char *errmsg = NULL;
plist_get_string_val(err_node, &errmsg);
debug_info("ERROR: %s: %s", command, errmsg);
ret = MOBILEACTIVATION_E_REQUEST_FAILED;
free(errmsg);
}
return ret;
}
static mobileactivation_error_t mobileactivation_send_command_plist(mobileactivation_client_t client, plist_t command, plist_t *result)
{
if (!client || !command)
return MOBILEACTIVATION_E_INVALID_ARG;
plist_t cmd = plist_dict_get_item(command, "Command");
char* command_str = NULL;
if (cmd) {
plist_get_string_val(cmd, &command_str);
}
if (!command_str)
return MOBILEACTIVATION_E_INVALID_ARG;
mobileactivation_error_t ret = MOBILEACTIVATION_E_UNKNOWN_ERROR;
*result = NULL;
ret = mobileactivation_error(property_list_service_send_binary_plist(client->parent, command));
plist_t dict = NULL;
ret = mobileactivation_error(property_list_service_receive_plist(client->parent, &dict));
if (!dict) {
debug_info("ERROR: Did not get reply for %s command", command_str);
free(command_str);
return MOBILEACTIVATION_E_PLIST_ERROR;
}
*result = dict;
ret = mobileactivation_check_result(dict, command_str);
free(command_str);
return ret;
}
static mobileactivation_error_t mobileactivation_send_command(mobileactivation_client_t client, const char* command, plist_t value, plist_t *result)
{
if (!client || !command || !result)
return MOBILEACTIVATION_E_INVALID_ARG;
mobileactivation_error_t ret = MOBILEACTIVATION_E_UNKNOWN_ERROR;
*result = NULL;
plist_t dict = plist_new_dict();
plist_dict_set_item(dict, "Command", plist_new_string(command));
if (value) {
plist_dict_set_item(dict, "Value", plist_copy(value));
}
ret = mobileactivation_send_command_plist(client, dict, result);
plist_free(dict);
return ret;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_get_activation_state(mobileactivation_client_t client, plist_t *state)
{
if (!client || !state)
return MOBILEACTIVATION_E_INVALID_ARG;
plist_t result = NULL;
mobileactivation_error_t ret = mobileactivation_send_command(client, "GetActivationStateRequest", NULL, &result);
if (ret == MOBILEACTIVATION_E_SUCCESS) {
plist_t node = plist_dict_get_item(result, "Value");
if (!node) {
debug_info("ERROR: GetActivationStateRequest command returned success but has no value in reply");
ret = MOBILEACTIVATION_E_UNKNOWN_ERROR;
} else {
*state = plist_copy(node);
}
}
plist_free(result);
result = NULL;
return ret;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_create_activation_session_info(mobileactivation_client_t client, plist_t *blob)
{
if (!client || !blob)
return MOBILEACTIVATION_E_INVALID_ARG;
plist_t result = NULL;
mobileactivation_error_t ret = mobileactivation_send_command(client, "CreateTunnel1SessionInfoRequest", NULL, &result);
if (ret == MOBILEACTIVATION_E_SUCCESS) {
plist_t node = plist_dict_get_item(result, "Value");
if (!node) {
debug_info("ERROR: CreateTunnel1SessionInfoRequest command returned success but has no value in reply");
ret = MOBILEACTIVATION_E_UNKNOWN_ERROR;
} else {
*blob = plist_copy(node);
}
}
return ret;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_create_activation_info(mobileactivation_client_t client, plist_t *info)
{
if (!client || !info)
return MOBILEACTIVATION_E_INVALID_ARG;
plist_t result = NULL;
mobileactivation_error_t ret = mobileactivation_send_command(client, "CreateActivationInfoRequest", NULL, &result);
if (ret == MOBILEACTIVATION_E_SUCCESS) {
plist_t node = plist_dict_get_item(result, "Value");
if (!node) {
debug_info("ERROR: CreateActivationInfoRequest command returned success but has no value in reply");
ret = MOBILEACTIVATION_E_UNKNOWN_ERROR;
} else {
*info = plist_copy(node);
}
}
plist_free(result);
result = NULL;
return ret;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_create_activation_info_with_session(mobileactivation_client_t client, plist_t handshake_response, plist_t *info)
{
if (!client || !info)
return MOBILEACTIVATION_E_INVALID_ARG;
plist_t result = NULL;
plist_t data = plist_data_from_plist(handshake_response);
mobileactivation_error_t ret = mobileactivation_send_command(client, "CreateTunnel1ActivationInfoRequest", data, &result);
plist_free(data);
if (ret == MOBILEACTIVATION_E_SUCCESS) {
plist_t node = plist_dict_get_item(result, "Value");
if (!node) {
debug_info("ERROR: CreateTunnel1ActivationInfoRequest command returned success but has no value in reply");
ret = MOBILEACTIVATION_E_UNKNOWN_ERROR;
} else {
*info = plist_copy(node);
}
}
plist_free(result);
result = NULL;
return ret;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_activate(mobileactivation_client_t client, plist_t activation_record)
{
if (!client || !activation_record)
return MOBILEACTIVATION_E_INVALID_ARG;
plist_t result = NULL;
mobileactivation_error_t ret = mobileactivation_send_command(client, "HandleActivationInfoRequest", activation_record, &result);
plist_free(result);
result = NULL;
return ret;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_activate_with_session(mobileactivation_client_t client, plist_t activation_record, plist_t headers)
{
if (!client || !activation_record)
return MOBILEACTIVATION_E_INVALID_ARG;
plist_t result = NULL;
plist_t dict = plist_new_dict();
plist_dict_set_item(dict, "Command", plist_new_string("HandleActivationInfoWithSessionRequest"));
plist_dict_set_item(dict, "Value", plist_data_from_plist(activation_record));
if (headers) {
plist_dict_set_item(dict, "ActivationResponseHeaders", plist_copy(headers));
}
mobileactivation_error_t ret = mobileactivation_send_command_plist(client, dict, &result);
plist_free(dict);
plist_free(result);
result = NULL;
return ret;
}
LIBIMOBILEDEVICE_API mobileactivation_error_t mobileactivation_deactivate(mobileactivation_client_t client)
{
if (!client)
return MOBILEACTIVATION_E_INVALID_ARG;
plist_t result = NULL;
mobileactivation_error_t ret = mobileactivation_send_command(client, "DeactivateRequest", NULL, &result);
plist_free(result);
result = NULL;
return ret;
}