From 79fcf91cc86574257539fb45b0b6d1a1c64852c5 Mon Sep 17 00:00:00 2001
From: Martin Szulecki
Date: Sun, 24 Jan 2010 02:45:22 +0100
Subject: Add service code and a backup tool for mobilebackup support

---
 src/mobilebackup.c | 131 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 src/mobilebackup.c

(limited to 'src/mobilebackup.c')

diff --git a/src/mobilebackup.c b/src/mobilebackup.c
new file mode 100644
index 0000000..5b81c7f
--- /dev/null
+++ b/src/mobilebackup.c
@@ -0,0 +1,131 @@
+/*
+ * mobilebackup.c 
+ * Contains functions for the built-in MobileBackup client.
+ * 
+ * Copyright (c) 2009 Martin Szulecki 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 <arpa/inet.h>
+
+#include "mobilebackup.h"
+#include "device_link_service.h"
+#include "debug.h"
+
+#define MBACKUP_VERSION_INT1 100
+#define MBACKUP_VERSION_INT2 0
+
+/**
+ * Convert an device_link_service_error_t value to an mobilebackup_error_t value.
+ * Used internally to get correct error codes when using device_link_service stuff.
+ *
+ * @param err An device_link_service_error_t error code
+ *
+ * @return A matching mobilebackup_error_t error code,
+ *     MOBILEBACKUP_E_UNKNOWN_ERROR otherwise.
+ */
+static mobilebackup_error_t mobilebackup_error(device_link_service_error_t err)
+{
+	switch (err) {
+		case DEVICE_LINK_SERVICE_E_SUCCESS:
+			return MOBILEBACKUP_E_SUCCESS;
+		case DEVICE_LINK_SERVICE_E_INVALID_ARG:
+			return MOBILEBACKUP_E_INVALID_ARG;
+		case DEVICE_LINK_SERVICE_E_PLIST_ERROR:
+			return MOBILEBACKUP_E_PLIST_ERROR;
+		case DEVICE_LINK_SERVICE_E_MUX_ERROR:
+			return MOBILEBACKUP_E_MUX_ERROR;
+		case DEVICE_LINK_SERVICE_E_BAD_VERSION:
+			return MOBILEBACKUP_E_BAD_VERSION;
+		default:
+			break;
+	}
+	return MOBILEBACKUP_E_UNKNOWN_ERROR;
+}
+
+mobilebackup_error_t mobilebackup_client_new(iphone_device_t device, uint16_t port,
+						   mobilebackup_client_t * client)
+{
+	if (!device || port == 0 || !client || *client)
+		return MOBILEBACKUP_E_INVALID_ARG;
+
+	device_link_service_client_t dlclient = NULL;
+	mobilebackup_error_t ret = mobilebackup_error(device_link_service_client_new(device, port, &dlclient));
+	if (ret != MOBILEBACKUP_E_SUCCESS) {
+		return ret;
+	}
+
+	mobilebackup_client_t client_loc = (mobilebackup_client_t) malloc(sizeof(struct mobilebackup_client_int));
+	client_loc->parent = dlclient;
+
+	/* perform handshake */
+	ret = mobilebackup_error(device_link_service_version_exchange(dlclient, MBACKUP_VERSION_INT1, MBACKUP_VERSION_INT2));
+	if (ret != MOBILEBACKUP_E_SUCCESS) {
+		debug_info("version exchange failed, error %d", ret);
+		mobilebackup_client_free(client_loc);
+		return ret;
+	}
+
+	*client = client_loc;
+
+	return ret;
+}
+
+mobilebackup_error_t mobilebackup_client_free(mobilebackup_client_t client)
+{
+	if (!client)
+		return MOBILEBACKUP_E_INVALID_ARG;
+	device_link_service_disconnect(client->parent);
+	mobilebackup_error_t err = mobilebackup_error(device_link_service_client_free(client->parent));
+	free(client);
+	return err;
+}
+
+/** Polls the iPhone for MobileBackup data.
+ *
+ * @param client The MobileBackup client
+ * @param plist A pointer to the location where the plist should be stored
+ *
+ * @return an error code
+ */
+mobilebackup_error_t mobilebackup_receive(mobilebackup_client_t client, plist_t * plist)
+{
+	if (!client)
+		return MOBILEBACKUP_E_INVALID_ARG;
+	mobilebackup_error_t ret = mobilebackup_error(device_link_service_receive(client->parent, plist));
+	return ret;
+}
+
+/** Sends MobileBackup data to the iPhone
+ * 
+ * @note This function is low-level and should only be used if you need to send
+ *        a new type of message.
+ *
+ * @param client The MobileBackup client
+ * @param plist The location of the plist to send
+ *
+ * @return an error code
+ */
+mobilebackup_error_t mobilebackup_send(mobilebackup_client_t client, plist_t plist)
+{
+	if (!client || !plist)
+		return MOBILEBACKUP_E_INVALID_ARG;
+	return mobilebackup_error(device_link_service_send(client->parent, plist));
+}
+
-- 
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