1 files changed, 147 insertions, 0 deletions

diff --git a/src/heartbeat.c b/src/heartbeat.c
new file mode 100644
index 0000000..3945d73
--- /dev/null
+++ b/src/heartbeat.c
@@ -0,0 +1,147 @@
+/*
+ * heartbeat.c
+ * com.apple.mobile.heartbeat service implementation.
+ *
+ * Copyright (c) 2013 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
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <string.h>
+#include <stdlib.h>
+#include <plist/plist.h>
+
+#include "heartbeat.h"
+#include "lockdown.h"
+#include "common/debug.h"
+
+/**
+ * Convert a property_list_service_error_t value to a heartbeat_error_t value.
+ * Used internally to get correct error codes.
+ *
+ * @param err An property_list_service_error_t error code
+ *
+ * @return A matching heartbeat_error_t error code,
+ *     HEARTBEAT_E_UNKNOWN_ERROR otherwise.
+ */
+static heartbeat_error_t heartbeat_error(property_list_service_error_t err)
+{
+        switch (err) {
+                case PROPERTY_LIST_SERVICE_E_SUCCESS:
+                        return HEARTBEAT_E_SUCCESS;
+                case PROPERTY_LIST_SERVICE_E_INVALID_ARG:
+                        return HEARTBEAT_E_INVALID_ARG;
+                case PROPERTY_LIST_SERVICE_E_PLIST_ERROR:
+                        return HEARTBEAT_E_PLIST_ERROR;
+                case PROPERTY_LIST_SERVICE_E_MUX_ERROR:
+                        return HEARTBEAT_E_MUX_ERROR;
+                case PROPERTY_LIST_SERVICE_E_SSL_ERROR:
+                        return HEARTBEAT_E_SSL_ERROR;
+                case PROPERTY_LIST_SERVICE_E_NOT_ENOUGH_DATA:
+                        return HEARTBEAT_E_NOT_ENOUGH_DATA;
+                case PROPERTY_LIST_SERVICE_E_RECEIVE_TIMEOUT:
+                        return HEARTBEAT_E_TIMEOUT;
+                default:
+                        break;
+        }
+        return HEARTBEAT_E_UNKNOWN_ERROR;
+}
+
+heartbeat_error_t heartbeat_client_new(idevice_t device, lockdownd_service_descriptor_t service, heartbeat_client_t * client)
+{
+        *client = NULL;
+
+        if (!device || !service || service->port == 0 || !client || *client) {
+                debug_info("Incorrect parameter passed to heartbeat_client_new.");
+                return HEARTBEAT_E_INVALID_ARG;
+        }
+
+        debug_info("Creating heartbeat_client, port = %d.", service->port);
+
+        property_list_service_client_t plclient = NULL;
+        heartbeat_error_t ret = heartbeat_error(property_list_service_client_new(device, service, &plclient));
+        if (ret != HEARTBEAT_E_SUCCESS) {
+                debug_info("Creating a property list client failed. Error: %i", ret);
+                return ret;
+        }
+
+        heartbeat_client_t client_loc = (heartbeat_client_t) malloc(sizeof(struct heartbeat_client_private));
+        client_loc->parent = plclient;
+
+        *client = client_loc;
+
+        debug_info("heartbeat_client successfully created.");
+        return 0;
+}
+
+heartbeat_error_t heartbeat_client_start_service(idevice_t device, heartbeat_client_t * client, const char* label)
+{
+        heartbeat_error_t err = HEARTBEAT_E_UNKNOWN_ERROR;
+        service_client_factory_start_service(device, HEARTBEAT_SERVICE_NAME, (void**)client, label, SERVICE_CONSTRUCTOR(heartbeat_client_new), &err);
+        return err;
+}
+
+heartbeat_error_t heartbeat_client_free(heartbeat_client_t client)
+{
+        if (!client)
+                return HEARTBEAT_E_INVALID_ARG;
+
+        heartbeat_error_t err = heartbeat_error(property_list_service_client_free(client->parent));
+        free(client);
+
+        return err;
+}
+
+heartbeat_error_t heartbeat_send(heartbeat_client_t client, plist_t plist)
+{
+        heartbeat_error_t res = HEARTBEAT_E_UNKNOWN_ERROR;
+
+        res = heartbeat_error(property_list_service_send_binary_plist(client->parent, plist));
+        if (res != HEARTBEAT_E_SUCCESS) {
+                debug_info("Sending plist failed with error %d", res);
+                return res;
+        }
+
+        debug_plist(plist);
+
+        return res;
+}
+
+heartbeat_error_t heartbeat_receive(heartbeat_client_t client, plist_t * plist)
+{
+        return heartbeat_receive_with_timeout(client, plist, 1000);
+}
+
+heartbeat_error_t heartbeat_receive_with_timeout(heartbeat_client_t client, plist_t * plist, uint32_t timeout_ms)
+{
+        heartbeat_error_t res = HEARTBEAT_E_UNKNOWN_ERROR;
+        plist_t outplist = NULL;
+
+        res = heartbeat_error(property_list_service_receive_plist_with_timeout(client->parent, &outplist, timeout_ms));
+        if (res != HEARTBEAT_E_SUCCESS || !outplist) {
+                debug_info("Could not receive plist, error %d", res);
+                plist_free(outplist);
+                return HEARTBEAT_E_MUX_ERROR;
+        }
+
+        *plist = outplist;
+
+        debug_plist(*plist);
+
+        return res;
+}