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-rw-r--r--src/Makefile.am1
-rw-r--r--src/mobilebackup2.c396
-rw-r--r--src/mobilebackup2.h31
3 files changed, 428 insertions, 0 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 70dc895..f42ac08 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -21,4 +21,5 @@ libimobiledevice_la_SOURCES = idevice.c idevice.h \
mobilesync.c mobilesync.h\
mobilebackup.c mobilebackup.h\
house_arrest.c house_arrest.h\
+ mobilebackup2.c mobilebackup2.h\
restore.c restore.h
diff --git a/src/mobilebackup2.c b/src/mobilebackup2.c
new file mode 100644
index 0000000..7b6ea33
--- /dev/null
+++ b/src/mobilebackup2.c
@@ -0,0 +1,396 @@
+/*
+ * mobilebackup2.c
+ * Contains functions for the built-in MobileBackup2 client (iOS4+ only)
+ *
+ * Copyright (c) 2010 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
+ */
+
+#include <plist/plist.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include "mobilebackup2.h"
+#include "device_link_service.h"
+#include "debug.h"
+
+#define MBACKUP2_VERSION_INT1 100
+#define MBACKUP2_VERSION_INT2 0
+
+#define IS_FLAG_SET(x, y) ((x & y) == y)
+
+/**
+ * Convert an device_link_service_error_t value to an mobilebackup2_error_t value.
+ * Used internally to get correct error codes from the underlying
+ * device_link_service.
+ *
+ * @param err An device_link_service_error_t error code
+ *
+ * @return A matching mobilebackup2_error_t error code,
+ * MOBILEBACKUP2_E_UNKNOWN_ERROR otherwise.
+ */
+static mobilebackup2_error_t mobilebackup2_error(device_link_service_error_t err)
+{
+ switch (err) {
+ case DEVICE_LINK_SERVICE_E_SUCCESS:
+ return MOBILEBACKUP2_E_SUCCESS;
+ case DEVICE_LINK_SERVICE_E_INVALID_ARG:
+ return MOBILEBACKUP2_E_INVALID_ARG;
+ case DEVICE_LINK_SERVICE_E_PLIST_ERROR:
+ return MOBILEBACKUP2_E_PLIST_ERROR;
+ case DEVICE_LINK_SERVICE_E_MUX_ERROR:
+ return MOBILEBACKUP2_E_MUX_ERROR;
+ case DEVICE_LINK_SERVICE_E_BAD_VERSION:
+ return MOBILEBACKUP2_E_BAD_VERSION;
+ default:
+ break;
+ }
+ return MOBILEBACKUP2_E_UNKNOWN_ERROR;
+}
+
+/**
+ * Connects to the mobilebackup2 service on the specified device.
+ *
+ * @param device The device to connect to.
+ * @param port Destination port (usually given by lockdownd_start_service).
+ * @param client Pointer that will be set to a newly allocated
+ * mobilebackup2_client_t upon successful return.
+ *
+ * @return MOBILEBACKUP2_E_SUCCESS on success, MOBILEBACKUP2_E_INVALID ARG
+ * if one or more parameter is invalid, or MOBILEBACKUP2_E_BAD_VERSION
+ * if the mobilebackup2 version on the device is newer.
+ */
+mobilebackup2_error_t mobilebackup2_client_new(idevice_t device, uint16_t port,
+ mobilebackup2_client_t * client)
+{
+ if (!device || port == 0 || !client || *client)
+ return MOBILEBACKUP2_E_INVALID_ARG;
+
+ device_link_service_client_t dlclient = NULL;
+ mobilebackup2_error_t ret = mobilebackup2_error(device_link_service_client_new(device, port, &dlclient));
+ if (ret != MOBILEBACKUP2_E_SUCCESS) {
+ return ret;
+ }
+
+ mobilebackup2_client_t client_loc = (mobilebackup2_client_t) malloc(sizeof(struct mobilebackup2_client_private));
+ client_loc->parent = dlclient;
+
+ /* perform handshake */
+ ret = mobilebackup2_error(device_link_service_version_exchange(dlclient, MBACKUP2_VERSION_INT1, MBACKUP2_VERSION_INT2));
+ if (ret != MOBILEBACKUP2_E_SUCCESS) {
+ debug_info("version exchange failed, error %d", ret);
+ mobilebackup2_client_free(client_loc);
+ return ret;
+ }
+
+ *client = client_loc;
+
+ return ret;
+}
+
+/**
+ * Disconnects a mobilebackup2 client from the device and frees up the
+ * mobilebackup2 client data.
+ *
+ * @param client The mobilebackup2 client to disconnect and free.
+ *
+ * @return MOBILEBACKUP2_E_SUCCESS on success, or MOBILEBACKUP2_E_INVALID_ARG
+ * if client is NULL.
+ */
+mobilebackup2_error_t mobilebackup2_client_free(mobilebackup2_client_t client)
+{
+ if (!client)
+ return MOBILEBACKUP2_E_INVALID_ARG;
+ mobilebackup2_error_t err = MOBILEBACKUP2_E_SUCCESS;
+ if (client->parent) {
+ device_link_service_disconnect(client->parent);
+ err = mobilebackup2_error(device_link_service_client_free(client->parent));
+ }
+ free(client);
+ return err;
+}
+
+/**
+ * Sends a backup message plist.
+ *
+ * @param client The connected MobileBackup client to use.
+ * @param message The message to send. This will be inserted into the request
+ * plist as value for MessageName. If this parameter is NULL,
+ * the plist passed in the options parameter will be sent directly.
+ * @param options Additional options as PLIST_DICT to add to the request.
+ * The MessageName key with the value passed in the message parameter
+ * will be inserted into this plist before sending it. This parameter
+ * can be NULL if message is not NULL.
+ */
+static mobilebackup2_error_t internal_mobilebackup2_send_message(mobilebackup2_client_t client, const char *message, plist_t options)
+{
+ if (!client || !client->parent || (!message && !options))
+ return MOBILEBACKUP2_E_INVALID_ARG;
+
+ if (options && (plist_get_node_type(options) != PLIST_DICT)) {
+ return MOBILEBACKUP2_E_INVALID_ARG;
+ }
+
+ mobilebackup2_error_t err;
+
+ if (message) {
+ plist_t dict = NULL;
+ if (options) {
+ dict = plist_copy(options);
+ } else {
+ dict = plist_new_dict();
+ }
+ plist_dict_insert_item(dict, "MessageName", plist_new_string(message));
+
+ /* send it as DLMessageProcessMessage */
+ err = mobilebackup2_error(device_link_service_send_process_message(client->parent, dict));
+ plist_free(dict);
+ } else {
+ err = mobilebackup2_error(device_link_service_send_process_message(client->parent, options));
+ }
+ if (err != MOBILEBACKUP2_E_SUCCESS) {
+ debug_info("ERROR: Could not send message '%s' (%d)!", message, err);
+ }
+ return err;
+}
+
+/**
+ * Receives a plist from the device and checks if the value for the
+ * MessageName key matches the value passed in the message parameter.
+ *
+ * @param client The connected MobileBackup client to use.
+ * @param message The expected message to check.
+ * @param result Pointer to a plist_t that will be set to the received plist
+ * for further processing. The caller has to free it using plist_free().
+ * Note that it will be set to NULL if the operation itself fails due to
+ * a communication or plist error.
+ * If this parameter is NULL, it will be ignored.
+ *
+ * @return MOBILEBACKUP2_E_SUCCESS on success, MOBILEBACKUP2_E_INVALID_ARG if
+ * client or message is invalid, MOBILEBACKUP2_E_REPLY_NOT_OK if the
+ * expected message could not be received, MOBILEBACKUP2_E_PLIST_ERROR if
+ * the received message is not a valid backup message plist (i.e. the
+ * MessageName key is not present), or MOBILEBACKUP2_E_MUX_ERROR
+ * if a communication error occurs.
+ */
+static mobilebackup2_error_t internal_mobilebackup2_receive_message(mobilebackup2_client_t client, const char *message, plist_t *result)
+{
+ if (!client || !client->parent || !message)
+ return MOBILEBACKUP2_E_INVALID_ARG;
+
+ if (result)
+ *result = NULL;
+ mobilebackup2_error_t err;
+
+ plist_t dict = NULL;
+
+ /* receive DLMessageProcessMessage */
+ err = mobilebackup2_error(device_link_service_receive_process_message(client->parent, &dict));
+ if (err != MOBILEBACKUP2_E_SUCCESS) {
+ goto leave;
+ }
+
+ plist_t node = plist_dict_get_item(dict, "MessageName");
+ if (!node) {
+ debug_info("ERROR: MessageName key not found in plist!");
+ err = MOBILEBACKUP2_E_PLIST_ERROR;
+ goto leave;
+ }
+
+ char *str = NULL;
+ plist_get_string_val(node, &str);
+ if (str && (strcmp(str, message) == 0)) {
+ err = MOBILEBACKUP2_E_SUCCESS;
+ } else {
+ debug_info("ERROR: MessageName value does not match '%s'!", message);
+ err = MOBILEBACKUP2_E_REPLY_NOT_OK;
+ }
+ if (str)
+ free(str);
+
+ if (result) {
+ *result = dict;
+ dict = NULL;
+ }
+leave:
+ if (dict) {
+ plist_free(dict);
+ }
+
+ return err;
+}
+
+/**
+ * TODO
+ */
+mobilebackup2_error_t mobilebackup2_receive_message(mobilebackup2_client_t client, plist_t *msg_plist, char **dlmessage)
+{
+ return mobilebackup2_error(device_link_service_receive_message(client->parent, msg_plist, dlmessage));
+}
+
+mobilebackup2_error_t mobilebackup2_send_raw(mobilebackup2_client_t client, const char *data, uint32_t length, uint32_t *bytes)
+{
+ if (!client || !client->parent)
+ return MOBILEBACKUP2_E_INVALID_ARG;
+
+ *bytes = 0;
+
+ idevice_connection_t conn = client->parent->parent->connection;
+
+ int bytes_loc = 0;
+ uint32_t sent = 0;
+ do {
+ bytes_loc = 0;
+ idevice_connection_send(conn, data+sent, length-sent, (uint32_t*)&bytes_loc);
+ if (bytes_loc <= 0)
+ break;
+ sent += bytes_loc;
+ } while (sent < length);
+ if (sent > 0) {
+ *bytes = sent;
+ return MOBILEBACKUP2_E_SUCCESS;
+ } else {
+ return MOBILEBACKUP2_E_MUX_ERROR;
+ }
+}
+
+mobilebackup2_error_t mobilebackup2_receive_raw(mobilebackup2_client_t client, char *data, uint32_t length, uint32_t *bytes)
+{
+ if (!client || !client->parent)
+ return MOBILEBACKUP2_E_INVALID_ARG;
+
+ idevice_connection_t conn = client->parent->parent->connection;
+
+ *bytes = 0;
+
+ int bytes_loc = 0;
+ uint32_t received = 0;
+ do {
+ bytes_loc = 0;
+ idevice_connection_receive(conn, data+received, length-received, (uint32_t*)&bytes_loc);
+ if (bytes_loc <= 0) break;
+ received += bytes_loc;
+ } while (received < length);
+ if (received > 0) {
+ *bytes = received;
+ return MOBILEBACKUP2_E_SUCCESS;
+ } else if (received == 0) {
+ return MOBILEBACKUP2_E_SUCCESS;
+ } else {
+ return MOBILEBACKUP2_E_MUX_ERROR;
+ }
+}
+
+/**
+ * TODO
+ */
+mobilebackup2_error_t mobilebackup2_version_exchange(mobilebackup2_client_t client)
+{
+ if (!client || !client->parent)
+ return MOBILEBACKUP2_E_INVALID_ARG;
+
+ plist_t dict = plist_new_dict();
+ plist_t array = plist_new_array();
+ plist_array_append_item(array, plist_new_real(2.0));
+ plist_array_append_item(array, plist_new_real(2.1));
+ plist_dict_insert_item(dict, "SupportedProtocolVersions", array);
+
+ mobilebackup2_error_t err = internal_mobilebackup2_send_message(client, "Hello", dict);
+ plist_free(dict);
+
+ if (err != MOBILEBACKUP2_E_SUCCESS)
+ goto leave;
+
+ dict = NULL;
+ err = internal_mobilebackup2_receive_message(client, "Response", &dict);
+ if (err != MOBILEBACKUP2_E_SUCCESS)
+ goto leave;
+
+ plist_t node = plist_dict_get_item(dict, "ErrorCode");
+ if (!node || (plist_get_node_type(node) != PLIST_UINT)) {
+ err = MOBILEBACKUP2_E_PLIST_ERROR;
+ goto leave;
+ }
+
+ uint64_t val = 0;
+ plist_get_uint_val(node, &val);
+
+ if (val != 0) {
+ err = MOBILEBACKUP2_E_REPLY_NOT_OK;
+ goto leave;
+ }
+
+ node = plist_dict_get_item(dict, "ProtocolVersion");
+ if (!node || (plist_get_node_type(node) != PLIST_REAL)) {
+ err = MOBILEBACKUP2_E_PLIST_ERROR;
+ goto leave;
+ }
+
+ double rval = 0.0;
+ plist_get_real_val(node, &rval);
+
+ debug_info("using protocol version %f\n", rval);
+
+ // TODO version check ??
+ // if version does not match
+ // err = MOBILEBACKUP2_E_BAD_VERSION
+
+leave:
+ if (dict)
+ plist_free(dict);
+ return err;
+}
+
+/**
+ * TODO
+ */
+mobilebackup2_error_t mobilebackup2_request_backup(mobilebackup2_client_t client, const char *uuid)
+{
+ if (!client || !client->parent)
+ return MOBILEBACKUP2_E_INVALID_ARG;
+
+ plist_t dict = plist_new_dict();
+ plist_dict_insert_item(dict, "TargetIdentifier", plist_new_string(uuid));
+ mobilebackup2_error_t err = internal_mobilebackup2_send_message(client, "Backup", dict);
+ plist_free(dict);
+
+ return err;
+}
+
+mobilebackup2_error_t mobilebackup2_send_status_response(mobilebackup2_client_t client, int status_code, const char *status1, plist_t status2)
+{
+ if (!client || !client->parent)
+ return MOBILEBACKUP2_E_INVALID_ARG;
+
+ plist_t array = plist_new_array();
+ plist_array_append_item(array, plist_new_string("DLMessageStatusResponse"));
+ plist_array_append_item(array, plist_new_uint(status_code));
+ if (status1) {
+ plist_array_append_item(array, plist_new_string(status1));
+ } else {
+ plist_array_append_item(array, plist_new_string("___EmptyParameterString___"));
+ }
+ if (status2) {
+ plist_array_append_item(array, plist_copy(status2));
+ } else {
+ plist_array_append_item(array, plist_new_string("___EmptyParameterString___"));
+ }
+
+ mobilebackup2_error_t err = mobilebackup2_error(device_link_service_send(client->parent, array));
+ plist_free(array);
+
+ return err;
+}
diff --git a/src/mobilebackup2.h b/src/mobilebackup2.h
new file mode 100644
index 0000000..f96e400
--- /dev/null
+++ b/src/mobilebackup2.h
@@ -0,0 +1,31 @@
+ /*
+ * mobilebackup2.h
+ * Definitions for the mobilebackup2 service (iOS4+)
+ *
+ * Copyright (c) 2010 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
+ */
+#ifndef MOBILEBACKUP2_H
+#define MOBILEBACKUP2_H
+
+#include "libimobiledevice/mobilebackup2.h"
+#include "device_link_service.h"
+
+struct mobilebackup2_client_private {
+ device_link_service_client_t parent;
+};
+
+#endif