Global renames due to project rename to libimobiledevice

1 files changed, 953 insertions, 0 deletions

diff --git a/tools/idevicebackup.c b/tools/idevicebackup.c
new file mode 100644
index 0000000..d3b3ccc
--- /dev/null
+++ b/tools/idevicebackup.c
@@ -0,0 +1,953 @@
+/*
+ * idevicebackup.c
+ * Command line interface to use the device's backup and restore service
+ *
+ * Copyright (c) 2009-2010 Martin Szulecki All Rights Reserved.
+ * 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 <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <glib.h>
+
+#include <libimobiledevice/libimobiledevice.h>
+#include <libimobiledevice/lockdown.h>
+#include <libimobiledevice/mobilebackup.h>
+#include <libimobiledevice/notification_proxy.h>
+#include <libimobiledevice/afc.h>
+
+#define MOBILEBACKUP_SERVICE_NAME "com.apple.mobilebackup"
+#define NP_SERVICE_NAME "com.apple.mobile.notification_proxy"
+
+static mobilebackup_client_t mobilebackup = NULL;
+static lockdownd_client_t client = NULL;
+static idevice_t phone = NULL;
+
+static int quit_flag = 0;
+
+enum cmd_mode {
+        CMD_BACKUP,
+        CMD_RESTORE,
+        CMD_LEAVE
+};
+
+enum plist_format_t {
+        PLIST_FORMAT_XML,
+        PLIST_FORMAT_BINARY
+};
+
+enum device_link_file_status_t {
+        DEVICE_LINK_FILE_STATUS_NONE = 0,
+        DEVICE_LINK_FILE_STATUS_HUNK,
+        DEVICE_LINK_FILE_STATUS_LAST_HUNK
+};
+
+static void notify_cb(const char *notification)
+{
+        if (!strcmp(notification, NP_SYNC_CANCEL_REQUEST)) {
+                printf("User has aborted on-device\n");
+                quit_flag++;
+        } else {
+                printf("unhandled notification '%s' (TODO: implement)\n", notification);
+        }
+}
+
+static plist_t mobilebackup_factory_info_plist_new()
+{
+        /* gather data from lockdown */
+        GTimeVal tv = {0, 0};
+        plist_t value_node = NULL;
+        plist_t root_node = NULL;
+        char *uuid = NULL;
+        char *uuid_uppercase = NULL;
+
+        plist_t ret = plist_new_dict();
+
+        /* get basic device information in one go */
+        lockdownd_get_value(client, NULL, NULL, &root_node);
+
+        /* set fields we understand */
+        value_node = plist_dict_get_item(root_node, "BuildVersion");
+        plist_dict_insert_item(ret, "Build Version", plist_copy(value_node));
+
+        value_node = plist_dict_get_item(root_node, "DeviceName");
+        plist_dict_insert_item(ret, "Device Name", plist_copy(value_node));
+        plist_dict_insert_item(ret, "Display Name", plist_copy(value_node));
+
+        /* FIXME: How is the GUID generated? */
+        plist_dict_insert_item(ret, "GUID", plist_new_string("---"));
+
+        value_node = plist_dict_get_item(root_node, "InternationalMobileEquipmentIdentity");
+        if (value_node)
+                plist_dict_insert_item(ret, "IMEI", plist_copy(value_node));
+
+        g_get_current_time(&tv);
+        plist_dict_insert_item(ret, "Last Backup Date", plist_new_date(tv.tv_sec, tv.tv_usec));
+
+        value_node = plist_dict_get_item(root_node, "ProductType");
+        plist_dict_insert_item(ret, "Product Type", plist_copy(value_node));
+
+        value_node = plist_dict_get_item(root_node, "ProductVersion");
+        plist_dict_insert_item(ret, "Product Version", plist_copy(value_node));
+
+        value_node = plist_dict_get_item(root_node, "SerialNumber");
+        plist_dict_insert_item(ret, "Serial Number", plist_copy(value_node));
+
+        value_node = plist_dict_get_item(root_node, "UniqueDeviceID");
+        idevice_get_uuid(phone, &uuid);
+        plist_dict_insert_item(ret, "Target Identifier", plist_new_string(uuid));
+
+        /* uppercase */
+        uuid_uppercase = g_ascii_strup(uuid, -1);
+        plist_dict_insert_item(ret, "Unique Identifier", plist_new_string(uuid_uppercase));
+        free(uuid_uppercase);
+        free(uuid);
+
+        /* FIXME: Embed files as <data> nodes */
+        plist_t files = plist_new_dict();
+        plist_dict_insert_item(ret, "iTunes Files", files);
+        plist_dict_insert_item(ret, "iTunes Version", plist_new_string("9.0.2"));
+
+        plist_free(root_node);
+
+        return ret;
+}
+
+static void mobilebackup_info_update_last_backup_date(plist_t info_plist)
+{
+        GTimeVal tv = {0, 0};
+        plist_t node = NULL;
+
+        if (!info_plist)
+                return;
+
+        g_get_current_time(&tv);
+        node = plist_dict_get_item(info_plist, "Last Backup Date");
+        plist_set_date_val(node, tv.tv_sec, tv.tv_usec);
+
+        node = NULL;
+}
+
+static void buffer_read_from_filename(const char *filename, char **buffer, uint32_t *length)
+{
+        FILE *f;
+        uint64_t size;
+
+        f = fopen(filename, "rb");
+
+        fseek(f, 0, SEEK_END);
+        size = ftell(f);
+        rewind(f);
+
+        *buffer = (char*)malloc(sizeof(char)*size);
+        fread(*buffer, sizeof(char), size, f);
+        fclose(f);
+
+        *length = size;
+}
+
+static void buffer_write_to_filename(const char *filename, const char *buffer, uint32_t length)
+{
+        FILE *f;
+
+        f = fopen(filename, "ab");
+        fwrite(buffer, sizeof(char), length, f);
+        fclose(f);
+}
+
+static int plist_read_from_filename(plist_t *plist, const char *filename)
+{
+        char *buffer = NULL;
+        uint32_t length;
+
+        if (!filename)
+                return 0;
+
+        buffer_read_from_filename(filename, &buffer, &length);
+
+        if (!buffer) {
+                return 0;
+        }
+
+        if (memcmp(buffer, "bplist00", 8) == 0) {
+                plist_from_bin(buffer, length, plist);
+        } else {
+                plist_from_xml(buffer, length, plist);
+        }
+
+        free(buffer);
+
+        return 1;
+}
+
+static int plist_write_to_filename(plist_t plist, const char *filename, enum plist_format_t format)
+{
+        char *buffer = NULL;
+        uint32_t length;
+
+        if (!plist || !filename)
+                return 0;
+
+        if (format == PLIST_FORMAT_XML)
+                plist_to_xml(plist, &buffer, &length);
+        else if (format == PLIST_FORMAT_BINARY)
+                plist_to_bin(plist, &buffer, &length);
+        else
+                return 0;
+
+        buffer_write_to_filename(filename, buffer, length);
+
+        free(buffer);
+
+        return 1;
+}
+
+static int plist_strcmp(plist_t node, const char *str)
+{
+        char *buffer = NULL;
+        int ret = 0;
+
+        if (plist_get_node_type(node) != PLIST_STRING)
+                return ret;
+
+        plist_get_string_val(node, &buffer);
+        ret = strcmp(buffer, str);
+        free(buffer);
+
+        return ret;
+}
+
+static plist_t device_link_message_factory_process_message_new(plist_t content)
+{
+        plist_t ret = plist_new_array();
+        plist_array_append_item(ret, plist_new_string("DLMessageProcessMessage"));
+        plist_array_append_item(ret, content);
+        return ret;
+}
+
+static void mobilebackup_cancel_backup_with_error(const char *reason)
+{
+        plist_t node = plist_new_dict();
+        plist_dict_insert_item(node, "BackupMessageTypeKey", plist_new_string("BackupMessageError"));
+        plist_dict_insert_item(node, "BackupErrorReasonKey", plist_new_string(reason));
+
+        plist_t message = device_link_message_factory_process_message_new(node);
+
+        mobilebackup_send(mobilebackup, message);
+
+        plist_free(message);
+        message = NULL;
+}
+
+static plist_t mobilebackup_factory_backup_file_received_new()
+{
+        plist_t node = plist_new_dict();
+        plist_dict_insert_item(node, "BackupMessageTypeKey", plist_new_string("kBackupMessageBackupFileReceived"));
+        return device_link_message_factory_process_message_new(node);
+}
+
+static gchar *mobilebackup_build_path(const char *backup_directory, const char *name, const char *extension)
+{
+        gchar *filename = g_strconcat(name, extension, NULL);
+        gchar *path = g_build_path(G_DIR_SEPARATOR_S, backup_directory, filename, NULL);
+        g_free(filename);
+        return path;
+}
+
+static void mobilebackup_write_status(const char *path, int status)
+{
+        struct stat st;
+        plist_t status_plist = plist_new_dict();
+        plist_dict_insert_item(status_plist, "Backup Success", plist_new_bool(status));
+        gchar *file_path = mobilebackup_build_path(path, "Status", ".plist");
+
+        if (stat(file_path, &st) == 0)
+                remove(file_path);
+
+        plist_write_to_filename(status_plist, file_path, PLIST_FORMAT_XML);
+
+        plist_free(status_plist);
+        status_plist = NULL;
+
+        g_free(file_path);
+}
+
+static int mobilebackup_info_is_current_device(plist_t info)
+{
+        plist_t value_node = NULL;
+        plist_t node = NULL;
+        plist_t root_node = NULL;
+        int ret = 0;
+
+        if (!info)
+                return ret;
+
+        if (plist_get_node_type(info) != PLIST_DICT)
+                return ret;
+
+        /* get basic device information in one go */
+        lockdownd_get_value(client, NULL, NULL, &root_node);
+
+        /* verify UUID */
+        value_node = plist_dict_get_item(root_node, "UniqueDeviceID");
+        node = plist_dict_get_item(info, "Target Identifier");
+
+        if(plist_compare_node_value(value_node, node))
+                ret = 1;
+        else {
+                printf("Info.plist: UniqueDeviceID does not match.\n");
+        }
+
+        /* verify SerialNumber */
+        if (ret == 1) {
+                value_node = plist_dict_get_item(root_node, "SerialNumber");
+                node = plist_dict_get_item(info, "Serial Number");
+
+                if(plist_compare_node_value(value_node, node))
+                        ret = 1;
+                else {
+                        printf("Info.plist: SerialNumber does not match.\n");
+                        ret = 0;
+                }
+        }
+
+        /* verify ProductVersion to prevent using backup with different OS version */
+        if (ret == 1) {
+                value_node = plist_dict_get_item(root_node, "ProductVersion");
+                node = plist_dict_get_item(info, "Product Version");
+
+                if(plist_compare_node_value(value_node, node))
+                        ret = 1;
+                else {
+                        printf("Info.plist: ProductVersion does not match.\n");
+                        ret = 0;
+                }
+        }
+
+        plist_free(root_node);
+        root_node = NULL;
+
+        value_node = NULL;
+        node = NULL;
+
+        return ret;
+}
+
+static int mobilebackup_delete_backup_file_by_hash(const char *backup_directory, const char *hash)
+{
+        int ret = 0;
+        gchar *path = mobilebackup_build_path(backup_directory, hash, ".mddata");
+        printf("Removing \"%s\"... ", path);
+        if (!remove( path ))
+                ret = 1;
+        else
+                ret = 0;
+
+        g_free(path);
+
+        if (!ret)
+                return ret;
+
+        path = mobilebackup_build_path(backup_directory, hash, ".mdinfo");
+        printf("Removing \"%s\"... ", path);
+        if (!remove( path ))
+                ret = 1;
+        else
+                ret = 0;
+
+        g_free(path);
+
+        return ret;
+}
+
+static void do_post_notification(const char *notification)
+{
+        uint16_t nport = 0;
+        np_client_t np;
+
+        if (!client) {
+                if (lockdownd_client_new_with_handshake(phone, &client, "idevicebackup") != LOCKDOWN_E_SUCCESS) {
+                        return;
+                }
+        }
+
+        lockdownd_start_service(client, NP_SERVICE_NAME, &nport);
+        if (nport) {
+                np_client_new(phone, nport, &np);
+                if (np) {
+                        np_post_notification(np, notification);
+                        np_client_free(np);
+                }
+        } else {
+                printf("Could not start %s\n", NP_SERVICE_NAME);
+        }
+}
+
+/**
+ * signal handler function for cleaning up properly
+ */
+static void clean_exit(int sig)
+{
+        fprintf(stderr, "Exiting...\n");
+        quit_flag++;
+}
+
+static void print_usage(int argc, char **argv)
+{
+        char *name = NULL;
+        name = strrchr(argv[0], '/');
+        printf("Usage: %s [OPTIONS] CMD [DIRECTORY]\n", (name ? name + 1: argv[0]));
+        printf("Create or restore backup from the current or specified directory.\n\n");
+        printf("commands:\n");
+        printf("  backup\tSaves a device backup into DIRECTORY\n");
+        printf("  restore\tRestores a device backup from DIRECTORY.\n\n");
+        printf("options:\n");
+        printf("  -d, --debug\t\tenable communication debugging\n");
+        printf("  -u, --uuid UUID\ttarget specific device by its 40-digit device UUID\n");
+        printf("  -h, --help\t\tprints usage information\n");
+        printf("\n");
+}
+
+int main(int argc, char *argv[])
+{
+        idevice_error_t ret = IDEVICE_E_UNKNOWN_ERROR;
+        int i;
+        char uuid[41];
+        uint16_t port = 0;
+        uuid[0] = 0;
+        int cmd = -1;
+        int is_full_backup = 0;
+        char *backup_directory = NULL;
+        struct stat st;
+        plist_t node = NULL;
+        plist_t node_tmp = NULL;
+        plist_t manifest_plist = NULL;
+        plist_t info_plist = NULL;
+        char *buffer = NULL;
+        uint64_t length = 0;
+        uint64_t backup_total_size = 0;
+        enum device_link_file_status_t file_status;
+        uint64_t c = 0;
+
+        /* we need to exit cleanly on running backups and restores or we cause havok */
+        signal(SIGINT, clean_exit);
+        signal(SIGQUIT, clean_exit);
+        signal(SIGTERM, clean_exit);
+        signal(SIGPIPE, SIG_IGN);
+
+        /* parse cmdline args */
+        for (i = 1; i < argc; i++) {
+                if (!strcmp(argv[i], "-d") || !strcmp(argv[i], "--debug")) {
+                        idevice_set_debug_level(1);
+                        continue;
+                }
+                else if (!strcmp(argv[i], "-u") || !strcmp(argv[i], "--uuid")) {
+                        i++;
+                        if (!argv[i] || (strlen(argv[i]) != 40)) {
+                                print_usage(argc, argv);
+                                return 0;
+                        }
+                        strcpy(uuid, argv[i]);
+                        continue;
+                }
+                else if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help")) {
+                        print_usage(argc, argv);
+                        return 0;
+                }
+                else if (!strcmp(argv[i], "backup")) {
+                        cmd = CMD_BACKUP;
+                }
+                else if (!strcmp(argv[i], "restore")) {
+                        cmd = CMD_RESTORE;
+                }
+                else if (backup_directory == NULL) {
+                        backup_directory = argv[i];
+                }
+                else {
+                        print_usage(argc, argv);
+                        return 0;
+                }
+        }
+
+        /* verify options */
+        if (cmd == -1) {
+                printf("No command specified.\n");
+                print_usage(argc, argv);
+                return -1;
+        }
+
+        if (backup_directory == NULL) {
+                printf("No target backup directory specified.\n");
+                print_usage(argc, argv);
+                return -1;
+        }
+
+        /* verify if passed backup directory exists */
+        if (stat(backup_directory, &st) != 0) {
+                printf("ERROR: Backup directory \"%s\" does not exist!\n", backup_directory);
+                return -1;
+        }
+
+        /* restore directory must contain an Info.plist */
+        char *info_path = mobilebackup_build_path(backup_directory, "Info", ".plist");
+        if (cmd == CMD_RESTORE) {
+                if (stat(info_path, &st) != 0) {
+                        g_free(info_path);
+                        printf("ERROR: Backup directory \"%s\" is invalid. No Info.plist found.\n", backup_directory);
+                        return -1;
+                }
+        }
+
+        printf("Backup directory is \"%s\"\n", backup_directory);
+
+        if (uuid[0] != 0) {
+                ret = idevice_new(&phone, uuid);
+                if (ret != IDEVICE_E_SUCCESS) {
+                        printf("No device found with uuid %s, is it plugged in?\n", uuid);
+                        return -1;
+                }
+        }
+        else
+        {
+                ret = idevice_new(&phone, NULL);
+                if (ret != IDEVICE_E_SUCCESS) {
+                        printf("No device found, is it plugged in?\n");
+                        return -1;
+                }
+        }
+
+        if (LOCKDOWN_E_SUCCESS != lockdownd_client_new_with_handshake(phone, &client, "idevicebackup")) {
+                idevice_free(phone);
+                return -1;
+        }
+
+        /* start notification_proxy */
+        np_client_t np = NULL;
+        ret = lockdownd_start_service(client, NP_SERVICE_NAME, &port);
+        if ((ret == LOCKDOWN_E_SUCCESS) && port) {
+                np_client_new(phone, port, &np);
+                np_set_notify_callback(np, notify_cb);
+                const char *noties[5] = {
+                        NP_SYNC_CANCEL_REQUEST,
+                        NP_SYNC_SUSPEND_REQUEST,
+                        NP_SYNC_RESUME_REQUEST,
+                        NP_BACKUP_DOMAIN_CHANGED,
+                        NULL
+                };
+                np_observe_notifications(np, noties);
+        } else {
+                printf("ERROR: Could not start service %s.\n", NP_SERVICE_NAME);
+        }
+
+        /* start AFC, we need this for the lock file */
+        afc_client_t afc = NULL;
+        port = 0;
+        ret = lockdownd_start_service(client, "com.apple.afc", &port);
+        if ((ret == LOCKDOWN_E_SUCCESS) && port) {
+                afc_client_new(phone, port, &afc);
+        }
+
+        /* start syslog_relay service and retrieve port */
+        port = 0;
+        ret = lockdownd_start_service(client, MOBILEBACKUP_SERVICE_NAME, &port);
+        if ((ret == LOCKDOWN_E_SUCCESS) && port) {
+                printf("Started \"%s\" service on port %d.\n", MOBILEBACKUP_SERVICE_NAME, port);
+                mobilebackup_client_new(phone, port, &mobilebackup);
+
+                /* check abort conditions */
+                if (quit_flag > 0) {
+                        printf("Aborting backup. Cancelled by user.\n");
+                        cmd = CMD_LEAVE;
+                }
+
+                /* verify existing Info.plist */
+                if (stat(info_path, &st) == 0) {
+                        printf("Reading Info.plist from backup.\n");
+                        plist_read_from_filename(&info_plist, info_path);
+
+                        if (cmd == CMD_BACKUP) {
+                                if (mobilebackup_info_is_current_device(info_plist)) {
+                                        /* update the last backup time within Info.plist */
+                                        mobilebackup_info_update_last_backup_date(info_plist);
+                                        remove(info_path);
+                                        plist_write_to_filename(info_plist, info_path, PLIST_FORMAT_XML);
+                                } else {
+                                        printf("Aborting backup. Backup is not compatible with the current device.\n");
+                                        cmd = CMD_LEAVE;
+                                }
+                        }
+                } else {
+                        is_full_backup = 1;
+                }
+
+                do_post_notification(NP_SYNC_WILL_START);
+                uint64_t lockfile = 0;
+                afc_file_open(afc, "/com.apple.itunes.lock_sync", AFC_FOPEN_RW, &lockfile);
+                if (lockfile) {
+                        do_post_notification(NP_SYNC_LOCK_REQUEST);
+                        if (afc_file_lock(afc, lockfile, AFC_LOCK_EX) == AFC_E_SUCCESS) {
+                                do_post_notification(NP_SYNC_DID_START);
+                        } else {
+                                afc_file_close(afc, lockfile);
+                                lockfile = 0;
+                        }
+                }
+
+                switch(cmd) {
+                        case CMD_BACKUP:
+                        printf("Starting backup...\n");
+                        /* TODO: check domain com.apple.mobile.backup key RequiresEncrypt and WillEncrypt with lockdown */
+                        /* TODO: verify battery on AC enough battery remaining */       
+
+                        /* Info.plist (Device infos, IC-Info.sidb, photos, app_ids, iTunesPrefs) */
+                        /* create new Info.plist on new backups */
+                        if (is_full_backup) {
+                                printf("Creating Info.plist for new backup.\n");
+                                info_plist = mobilebackup_factory_info_plist_new();
+                                plist_write_to_filename(info_plist, info_path, PLIST_FORMAT_XML);
+                        }
+
+                        g_free(info_path);
+
+                        /* Manifest.plist (backup manifest (backup state)) */
+                        char *manifest_path = mobilebackup_build_path(backup_directory, "Manifest", ".plist");
+
+                        /* read the last Manifest.plist */
+                        if (!is_full_backup) {
+                                printf("Reading existing Manifest.\n");
+                                plist_read_from_filename(&manifest_plist, manifest_path);
+                        }
+
+                        plist_free(info_plist);
+                        info_plist = NULL;
+
+                        /* close down the lockdown connection as it is no longer needed */
+                        if (client) {
+                                lockdownd_client_free(client);
+                                client = NULL;
+                        }
+
+                        /* create Status.plist with failed status for now */
+                        mobilebackup_write_status(backup_directory, 0);
+
+                        /* request backup from device with manifest from last backup */
+                        printf("Requesting backup from device...\n");
+
+                        node = plist_new_dict();
+
+                        if (manifest_plist)
+                                plist_dict_insert_item(node, "BackupManifestKey", manifest_plist);
+
+                        plist_dict_insert_item(node, "BackupComputerBasePathKey", plist_new_string("/"));
+                        plist_dict_insert_item(node, "BackupMessageTypeKey", plist_new_string("BackupMessageBackupRequest"));
+                        plist_dict_insert_item(node, "BackupProtocolVersion", plist_new_string("1.6"));
+
+                        plist_t message = device_link_message_factory_process_message_new(node);
+                        mobilebackup_send(mobilebackup, message);
+                        plist_free(message);
+                        message = NULL;
+                        node = NULL;
+
+                        /* get response */
+                        int backup_ok = 0;
+                        mobilebackup_receive(mobilebackup, &message);
+
+                        node = plist_array_get_item(message, 0);
+                        if (!plist_strcmp(node, "DLMessageProcessMessage")) {
+                                node = plist_array_get_item(message, 1);
+                                node = plist_dict_get_item(node, "BackupMessageTypeKey");
+                                if (node && !plist_strcmp(node, "BackupMessageBackupReplyOK")) {
+                                        printf("Device accepts manifest and will send backup data now...\n");
+                                        backup_ok = 1;
+                                        printf("Acknowledging...\n");
+                                        if (is_full_backup)
+                                                printf("Full backup mode.\n");
+                                        else
+                                                printf("Incremental backup mode.\n");
+                                        printf("Please wait. Device prepares backup data...\n");
+                                        /* send it back for ACK */
+                                        mobilebackup_send(mobilebackup, message);
+                                }
+                        } else {
+                                printf("ERROR: Unhandled message received!\n");
+                        }
+                        plist_free(message);
+                        message = NULL;
+
+                        if (!backup_ok) {
+                                printf("ERROR: Device rejected to start the backup process.\n");
+                                break;
+                        }
+
+                        /* reset backup status */
+                        backup_ok = 0;
+
+                        /* receive and save DLSendFile files and metadata, ACK each */
+                        int file_index = 0;
+                        int hunk_index = 0;
+                        uint64_t backup_real_size = 0;
+                        char *file_path = NULL;
+                        char *file_ext = NULL;
+                        char *filename_mdinfo = NULL;
+                        char *filename_mddata = NULL;
+                        char *filename_source = NULL;
+                        char *format_size = NULL;
+                        gboolean is_manifest = FALSE;
+                        uint8_t b = 0;
+
+                        /* process series of DLSendFile messages */
+                        do {
+                                mobilebackup_receive(mobilebackup, &message);
+                                node = plist_array_get_item(message, 0);
+
+                                /* get out if we don't get a DLSendFile */
+                                if (plist_strcmp(node, "DLSendFile"))
+                                        break;
+
+                                node_tmp = plist_array_get_item(message, 2);
+
+                                /* first message hunk contains total backup size */
+                                if (hunk_index == 0) {
+                                        node = plist_dict_get_item(node_tmp, "BackupTotalSizeKey");
+                                        if (node) {
+                                                plist_get_uint_val(node, &backup_total_size);
+                                                format_size = g_format_size_for_display(backup_total_size);
+                                                printf("Backup data requires %s on the disk.\n", format_size);
+                                                g_free(format_size);
+                                        }
+                                }
+
+                                /* check DLFileStatusKey (codes: 1 = Hunk, 2 = Last Hunk) */
+                                node = plist_dict_get_item(node_tmp, "DLFileStatusKey");
+                                plist_get_uint_val(node, &c);
+                                file_status = c;
+
+                                /* get source filename */
+                                node = plist_dict_get_item(node_tmp, "BackupManifestKey");
+                                b = 0;
+                                if (node) {
+                                        plist_get_bool_val(node, &b);
+                                }
+                                is_manifest = (b == 1) ? TRUE: FALSE;
+
+                                /* check if we completed a file */
+                                if ((file_status == DEVICE_LINK_FILE_STATUS_LAST_HUNK) && (!is_manifest)) {
+                                        /* get source filename */
+                                        node = plist_dict_get_item(node_tmp, "DLFileSource");
+                                        plist_get_string_val(node, &filename_source);
+
+                                        /* increase received size */
+                                        node = plist_dict_get_item(node_tmp, "DLFileAttributesKey");
+                                        node = plist_dict_get_item(node, "FileSize");
+                                        plist_get_uint_val(node, &length);
+                                        backup_real_size += length;
+
+                                        format_size = g_format_size_for_display(backup_real_size);
+                                        printf("(%s", format_size);
+                                        g_free(format_size);
+
+                                        format_size = g_format_size_for_display(backup_total_size);
+                                        printf("/%s): ", format_size);
+                                        g_free(format_size);
+
+                                        printf("Received file %s... ", filename_source);
+
+                                        if (filename_source)
+                                                free(filename_source);
+
+                                        /* save <hash>.mdinfo */
+                                        node = plist_dict_get_item(node_tmp, "BackupFileInfo");
+                                        if (node) {
+                                                node = plist_dict_get_item(node_tmp, "DLFileDest");
+                                                plist_get_string_val(node, &file_path);
+
+                                                filename_mdinfo = mobilebackup_build_path(backup_directory, file_path, ".mdinfo");
+
+                                                /* remove any existing file */
+                                                if (stat(filename_mdinfo, &st) != 0)
+                                                        remove(filename_mdinfo);
+
+                                                node = plist_dict_get_item(node_tmp, "BackupFileInfo");
+                                                plist_write_to_filename(node, filename_mdinfo, PLIST_FORMAT_BINARY);
+
+                                                g_free(filename_mdinfo);
+                                        }
+
+                                        file_index++;
+                                }
+
+                                /* save <hash>.mddata */
+                                node = plist_dict_get_item(node_tmp, "BackupFileInfo");
+                                if (node_tmp && file_path) {
+                                        node = plist_dict_get_item(node_tmp, "DLFileDest");
+                                        plist_get_string_val(node, &file_path);
+
+                                        filename_mddata = mobilebackup_build_path(backup_directory, file_path, is_manifest ? NULL: ".mddata");
+
+                                        /* if this is the first hunk, remove any existing file */
+                                        if (stat(filename_mddata, &st) != 0)
+                                                remove(filename_mddata);
+
+                                        /* get file data hunk */
+                                        node_tmp = plist_array_get_item(message, 1);
+                                        plist_get_data_val(node_tmp, &buffer, &length);
+
+                                        buffer_write_to_filename(filename_mddata, buffer, length);
+
+                                        /* activate currently sent manifest */
+                                        if ((file_status == DEVICE_LINK_FILE_STATUS_LAST_HUNK) && (is_manifest)) {
+                                                rename(filename_mddata, manifest_path);
+                                        }
+
+                                        free(buffer);
+                                        buffer = NULL;
+
+                                        g_free(filename_mddata);
+                                }
+
+                                hunk_index++;
+
+                                if (file_ext)
+                                        free(file_ext);
+
+                                if (message)
+                                        plist_free(message);
+                                message = NULL;
+
+                                if (file_status == DEVICE_LINK_FILE_STATUS_LAST_HUNK) {
+                                        if (!is_manifest)
+                                                printf("DONE\n");
+
+                                        /* acknowlegdge that we received the file */
+                                        message = mobilebackup_factory_backup_file_received_new();
+                                        mobilebackup_send(mobilebackup, message);
+                                        plist_free(message);
+                                        message = NULL;
+                                }
+
+                                if (quit_flag > 0) {
+                                        /* need to cancel the backup here */
+                                        mobilebackup_cancel_backup_with_error("Cancelling DLSendFile");
+
+                                        /* remove any atomic Manifest.plist.tmp */
+                                        if (manifest_path)
+                                                g_free(manifest_path);
+
+                                        manifest_path = mobilebackup_build_path(backup_directory, "Manifest", ".plist.tmp");
+                                        if (stat(manifest_path, &st) == 0)
+                                                remove(manifest_path);
+                                        break;
+                                }
+                        } while (1);
+
+                        printf("Received %d files from device.\n", file_index);
+
+                        if (!quit_flag && !plist_strcmp(node, "DLMessageProcessMessage")) {
+                                node_tmp = plist_array_get_item(message, 1);
+                                node = plist_dict_get_item(node_tmp, "BackupMessageTypeKey");
+                                /* check if we received the final "backup finished" message */
+                                if (node && !plist_strcmp(node, "BackupMessageBackupFinished")) {
+                                        /* backup finished */
+
+                                        /* process BackupFilesToDeleteKey */
+                                        node = plist_dict_get_item(node_tmp, "BackupFilesToDeleteKey");
+                                        if (node) {
+                                                length = plist_array_get_size(node);
+                                                i = 0;
+                                                while ((node_tmp = plist_array_get_item(node, i++)) != NULL) {
+                                                        plist_get_string_val(node_tmp, &file_path);
+
+                                                        if (mobilebackup_delete_backup_file_by_hash(backup_directory, file_path)) {
+                                                                printf("DONE\n");
+                                                        } else
+                                                                printf("FAILED\n");
+                                                }
+                                        }
+
+                                        /* save last valid Manifest.plist */
+                                        node_tmp = plist_array_get_item(message, 1);
+                                        manifest_plist = plist_dict_get_item(node_tmp, "BackupManifestKey");
+                                        if (manifest_plist) {
+                                                remove(manifest_path);
+                                                printf("Storing Manifest.plist...\n");
+                                                plist_write_to_filename(manifest_plist, manifest_path, PLIST_FORMAT_XML);
+                                        }
+
+                                        backup_ok = 1;
+                                }
+                        }
+
+                        if (backup_ok) {
+                                /* Status.plist (Info on how the backup process turned out) */
+                                printf("Backup Successful.\n");
+                                mobilebackup_write_status(backup_directory, 1);
+                        } else {
+                                printf("Backup Failed.\n");
+                        }
+
+                        if (manifest_path)
+                                g_free(manifest_path);
+
+                        break;
+                        case CMD_RESTORE:
+                        printf("Restoring backup is NOT IMPLEMENTED.\n");
+                        /* verify battery on AC enough battery remaining */
+                        /* request restore from device with manifest (BackupMessageRestoreMigrate) */
+                        /* read mddata/mdinfo files and send to devices using DLSendFile */
+                        /* signal restore finished message to device */
+                        /* close down lockdown connection as it is no longer needed */
+                        lockdownd_client_free(client);
+                        client = NULL;
+                        break;
+                        case CMD_LEAVE:
+                        default:
+                        break;
+                }
+                if (lockfile) {
+                        afc_file_lock(afc, lockfile, AFC_LOCK_UN);
+                        afc_file_close(afc, lockfile);
+                        lockfile = 0;
+                        do_post_notification(NP_SYNC_DID_FINISH);
+                }
+        } else {
+                printf("ERROR: Could not start service %s.\n", MOBILEBACKUP_SERVICE_NAME);
+                lockdownd_client_free(client);
+                client = NULL;
+        }
+
+        if (client) {
+                lockdownd_client_free(client);
+                client = NULL;
+        }
+
+        if (afc)
+                afc_client_free(afc);
+
+        if (np)
+                np_client_free(np);
+
+        if (mobilebackup)
+                mobilebackup_client_free(mobilebackup);
+
+        idevice_free(phone);
+
+        return 0;
+}
+