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authorGravatar Nikias Bassen2010-11-05 20:39:07 +0100
committerGravatar Nikias Bassen2010-11-05 20:39:07 +0100
commit139306caebdcc9e4383795227ca3662d484e04d5 (patch)
tree90a0556d014fbd362b602e10ce285f85adc6fd7f /src/house_arrest.c
parenteac909b522bb405cd34a8fb48259ea3952d2360a (diff)
downloadlibimobiledevice-139306caebdcc9e4383795227ca3662d484e04d5.tar.gz
libimobiledevice-139306caebdcc9e4383795227ca3662d484e04d5.tar.bz2
Add new house_arrest service including small test tool
Diffstat (limited to 'src/house_arrest.c')
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1 files changed, 250 insertions, 0 deletions
diff --git a/src/house_arrest.c b/src/house_arrest.c
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+/*
+ * house_arrest.c
+ * com.apple.mobile.house_arrest service implementation.
+ *
+ * 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 <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <plist/plist.h>
+
+#include "house_arrest.h"
+#include "property_list_service.h"
+#include "afc.h"
+#include "debug.h"
+
+/**
+ * Convert a property_list_service_error_t value to a house_arrest_error_t
+ * value. Used internally to get correct error codes.
+ *
+ * @param err A property_list_service_error_t error code
+ *
+ * @return A matching house_arrest_error_t error code,
+ * HOUSE_ARREST_E_UNKNOWN_ERROR otherwise.
+ */
+static house_arrest_error_t house_arrest_error(property_list_service_error_t err)
+{
+ switch (err) {
+ case PROPERTY_LIST_SERVICE_E_SUCCESS:
+ return HOUSE_ARREST_E_SUCCESS;
+ case PROPERTY_LIST_SERVICE_E_INVALID_ARG:
+ return HOUSE_ARREST_E_INVALID_ARG;
+ case PROPERTY_LIST_SERVICE_E_PLIST_ERROR:
+ return HOUSE_ARREST_E_PLIST_ERROR;
+ case PROPERTY_LIST_SERVICE_E_MUX_ERROR:
+ return HOUSE_ARREST_E_CONN_FAILED;
+ default:
+ break;
+ }
+ return HOUSE_ARREST_E_UNKNOWN_ERROR;
+}
+
+/**
+ * Connects to the house_arrest 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 point to a newly allocated
+ * housearrest_client_t upon successful return.
+ *
+ * @return HOUSE_ARREST_E_SUCCESS on success, HOUSE_ARREST_E_INVALID_ARG when
+ * client is NULL, or an HOUSE_ARREST_E_* error code otherwise.
+ */
+house_arrest_error_t house_arrest_client_new(idevice_t device, uint16_t port, house_arrest_client_t *client)
+{
+ if (!device)
+ return HOUSE_ARREST_E_INVALID_ARG;
+
+ property_list_service_client_t plistclient = NULL;
+ house_arrest_error_t err = house_arrest_error(property_list_service_client_new(device, port, &plistclient));
+ if (err != HOUSE_ARREST_E_SUCCESS) {
+ return err;
+ }
+
+ house_arrest_client_t client_loc = (house_arrest_client_t) malloc(sizeof(struct house_arrest_client_private));
+ client_loc->parent = plistclient;
+ client_loc->mode = HOUSE_ARREST_CLIENT_MODE_NORMAL;
+
+ *client = client_loc;
+ return HOUSE_ARREST_E_SUCCESS;
+}
+
+/**
+ * Disconnects an house_arrest client from the device and frees up the
+ * house_arrest client data.
+ *
+ * @note After using afc_client_new_from_house_arrest_client(), make sure
+ * you call afc_client_free() before calling this function to ensure
+ * a proper cleanup. Do not call this function if you still need to
+ * perform AFC operations since it will close the connection.
+ *
+ * @param client The house_arrest client to disconnect and free.
+ *
+ * @return HOUSE_ARREST_E_SUCCESS on success, HOUSE_ARREST_E_INVALID_ARG when
+ * client is NULL, or an HOUSE_ARREST_E_* error code otherwise.
+ */
+house_arrest_error_t house_arrest_client_free(house_arrest_client_t client)
+{
+ if (!client)
+ return HOUSE_ARREST_E_INVALID_ARG;
+
+ house_arrest_error_t err = HOUSE_ARREST_E_SUCCESS;
+ if (client->parent && client->parent->connection) {
+ house_arrest_error(property_list_service_client_free(client->parent));
+ }
+ client->parent = NULL;
+ free(client);
+
+ return err;
+}
+
+/**
+ * Sends a generic request to the connected house_arrest service.
+ *
+ * @param client The house_arrest client to use.
+ * @param dict The request to send as a plist of type PLIST_DICT.
+ *
+ * @note If this function returns HOUSE_ARREST_E_SUCCESS it does not mean
+ * that the request was successful. To check for success or failure you
+ * need to call house_arrest_get_result().
+ * @see house_arrest_get_result
+ *
+ * @return HOUSE_ARREST_E_SUCCESS if the request was successfully sent,
+ * HOUSE_ARREST_E_INVALID_ARG if client or dict is invalid,
+ * HOUSE_ARREST_E_PLIST_ERROR if dict is not a plist of type PLIST_DICT,
+ * HOUSE_ARREST_E_INVALID_MODE if the client is not in the correct mode,
+ * or HOUSE_ARREST_E_CONN_FAILED if a connection error occured.
+ */
+house_arrest_error_t house_arrest_send_request(house_arrest_client_t client, plist_t dict)
+{
+ if (!client || !client->parent || !dict)
+ return HOUSE_ARREST_E_INVALID_ARG;
+ if (plist_get_node_type(dict) != PLIST_DICT)
+ return HOUSE_ARREST_E_PLIST_ERROR;
+ if (client->mode != HOUSE_ARREST_CLIENT_MODE_NORMAL)
+ return HOUSE_ARREST_E_INVALID_MODE;
+
+ house_arrest_error_t res = house_arrest_error(property_list_service_send_xml_plist(client->parent, dict));
+ if (res != HOUSE_ARREST_E_SUCCESS) {
+ debug_info("could not send plist, error %d", res);
+ }
+ return res;
+}
+
+/**
+ * Send a command to the connected house_arrest service.
+ * Calls house_arrest_send_request() internally.
+ *
+ * @param client The house_arrest client to use.
+ * @param command The command to send. Currently, only VendContainer and
+ * VendDocuments are known.
+ * @param appid The application identifier to pass along with the .
+ *
+ * @note If this function returns HOUSE_ARREST_E_SUCCESS it does not mean
+ * that the command was successful. To check for success or failure you
+ * need to call house_arrest_get_result().
+ * @see house_arrest_get_result
+ *
+ * @return HOUSE_ARREST_E_SUCCESS if the command was successfully sent,
+ * HOUSE_ARREST_E_INVALID_ARG if client, command, or appid is invalid,
+ * HOUSE_ARREST_E_INVALID_MODE if the client is not in the correct mode,
+ * or HOUSE_ARREST_E_CONN_FAILED if a connection error occured.
+ */
+house_arrest_error_t house_arrest_send_command(house_arrest_client_t client, const char *command, const char *appid)
+{
+ if (!client || !client->parent || !command || !appid)
+ return HOUSE_ARREST_E_INVALID_ARG;
+ if (client->mode != HOUSE_ARREST_CLIENT_MODE_NORMAL)
+ return HOUSE_ARREST_E_INVALID_MODE;
+
+ house_arrest_error_t res = HOUSE_ARREST_E_UNKNOWN_ERROR;
+
+ plist_t dict = plist_new_dict();
+ plist_dict_insert_item(dict, "Command", plist_new_string(command));
+ plist_dict_insert_item(dict, "Identifier", plist_new_string(appid));
+
+ res = house_arrest_send_request(client, dict);
+
+ plist_free(dict);
+
+ return res;
+}
+
+/**
+ * Retrieves the result of a previously sent house_arrest_request_* request.
+ *
+ * @param client The house_arrest client to use
+ * @param dict Pointer that will be set to a plist containing the result to
+ * the last performed operation. It holds a key 'Status' with the value
+ * 'Complete' on success or a key 'Error' with an error description as
+ * value. The caller is responsible for freeing the returned plist.
+ *
+ * @return HOUSE_ARREST_E_SUCCESS if a result plist was retrieved,
+ * HOUSE_ARREST_E_INVALID_ARG if client is invalid,
+ * HOUSE_ARREST_E_INVALID_MODE if the client is not in the correct mode,
+ * or HOUSE_ARREST_E_CONN_FAILED if a connection error occured.
+ */
+house_arrest_error_t house_arrest_get_result(house_arrest_client_t client, plist_t *dict)
+{
+ if (!client || !client->parent)
+ return HOUSE_ARREST_E_INVALID_ARG;
+ if (client->mode != HOUSE_ARREST_CLIENT_MODE_NORMAL)
+ return HOUSE_ARREST_E_INVALID_MODE;
+
+ house_arrest_error_t res = house_arrest_error(property_list_service_receive_plist(client->parent, dict));
+ if (res != HOUSE_ARREST_E_SUCCESS) {
+ debug_info("could not get result, error %d", res);
+ if (*dict) {
+ plist_free(*dict);
+ *dict = NULL;
+ }
+ }
+ return res;
+}
+
+/**
+ * Creates an AFC client using the given house_arrest client's connection
+ * allowing file access to a specific application directory requested by
+ * functions like house_arrest_request_vendor_documents().
+ *
+ * @param client The house_arrest client to use.
+ * @param afc_client Pointer that will be set to a newly allocated afc_client_t
+ * upon successful return.
+ *
+ * @note After calling this function the house_arrest client will go in an
+ * AFC mode that will only allow calling house_arrest_client_free().
+ * Only call house_arrest_client_free() if all AFC operations have
+ * completed since it will close the connection.
+ *
+ * @return AFC_E_SUCCESS if the afc client was successfully created,
+ * AFC_E_INVALID_ARG if client is invalid or was already used to create
+ * an afc client, or an AFC_E_* error code returned by
+ * afc_client_new_from_connection().
+ */
+afc_error_t afc_client_new_from_house_arrest_client(house_arrest_client_t client, afc_client_t *afc_client)
+{
+ if (!client || !client->parent || (client->mode == HOUSE_ARREST_CLIENT_MODE_AFC)) {
+ return AFC_E_INVALID_ARG;
+ }
+ afc_error_t err = afc_client_new_from_connection(client->parent->connection, afc_client);
+ if (err == AFC_E_SUCCESS) {
+ client->mode = HOUSE_ARREST_CLIENT_MODE_AFC;
+ }
+ return err;
+}