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-rw-r--r--src/Makefile.am1
-rw-r--r--src/companion_proxy.c381
-rw-r--r--src/companion_proxy.h34
3 files changed, 416 insertions, 0 deletions
diff --git a/src/Makefile.am b/src/Makefile.am
index 75c6dfe..feabf40 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -30,6 +30,7 @@ libimobiledevice_la_SOURCES = idevice.c idevice.h \
webinspector.c webinspector.h\
mobileactivation.c mobileactivation.h\
preboard.c preboard.h \
+ companion_proxy.c companion_proxy.h \
syslog_relay.c syslog_relay.h
if WIN32
diff --git a/src/companion_proxy.c b/src/companion_proxy.c
new file mode 100644
index 0000000..f4fe96c
--- /dev/null
+++ b/src/companion_proxy.c
@@ -0,0 +1,381 @@
+/*
+ * compproxy.c
+ * com.apple.companion_proxy service implementation.
+ *
+ * Copyright (c) 2019-2020 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
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <string.h>
+#include <stdlib.h>
+#include <plist/plist.h>
+
+#include "companion_proxy.h"
+#include "lockdown.h"
+#include "common/debug.h"
+#include "common/thread.h"
+
+/**
+ * Convert a property_list_service_error_t value to a compproxy_error_t value.
+ * Used internally to get correct error codes.
+ *
+ * @param err An property_list_service_error_t error code
+ *
+ * @return A matching compproxy_error_t error code,
+ * COMPPROXY_E_UNKNOWN_ERROR otherwise.
+ */
+static compproxy_error_t compproxy_error(property_list_service_error_t err)
+{
+ switch (err) {
+ case PROPERTY_LIST_SERVICE_E_SUCCESS:
+ return COMPPROXY_E_SUCCESS;
+ case PROPERTY_LIST_SERVICE_E_INVALID_ARG:
+ return COMPPROXY_E_INVALID_ARG;
+ case PROPERTY_LIST_SERVICE_E_PLIST_ERROR:
+ return COMPPROXY_E_PLIST_ERROR;
+ case PROPERTY_LIST_SERVICE_E_MUX_ERROR:
+ return COMPPROXY_E_MUX_ERROR;
+ case PROPERTY_LIST_SERVICE_E_SSL_ERROR:
+ return COMPPROXY_E_SSL_ERROR;
+ case PROPERTY_LIST_SERVICE_E_NOT_ENOUGH_DATA:
+ return COMPPROXY_E_NOT_ENOUGH_DATA;
+ case PROPERTY_LIST_SERVICE_E_RECEIVE_TIMEOUT:
+ return COMPPROXY_E_TIMEOUT;
+ default:
+ break;
+ }
+ return COMPPROXY_E_UNKNOWN_ERROR;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_client_new(idevice_t device, lockdownd_service_descriptor_t service, compproxy_client_t * client)
+{
+ *client = NULL;
+
+ if (!device || !service || service->port == 0 || !client || *client) {
+ debug_info("Incorrect parameter passed to compproxy_client_new.");
+ return COMPPROXY_E_INVALID_ARG;
+ }
+
+ debug_info("Creating compproxy_client, port = %d.", service->port);
+
+ property_list_service_client_t plclient = NULL;
+ compproxy_error_t ret = compproxy_error(property_list_service_client_new(device, service, &plclient));
+ if (ret != COMPPROXY_E_SUCCESS) {
+ debug_info("Creating a property list client failed. Error: %i", ret);
+ return ret;
+ }
+
+ compproxy_client_t client_loc = (compproxy_client_t) malloc(sizeof(struct compproxy_client_private));
+ client_loc->parent = plclient;
+ client_loc->event_thread = THREAD_T_NULL;
+
+ *client = client_loc;
+
+ debug_info("compproxy_client successfully created.");
+ return COMPPROXY_E_SUCCESS;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_client_start_service(idevice_t device, compproxy_client_t * client, const char* label)
+{
+ compproxy_error_t err = COMPPROXY_E_UNKNOWN_ERROR;
+ service_client_factory_start_service(device, COMPPROXY_SERVICE_NAME, (void**)client, label, SERVICE_CONSTRUCTOR(compproxy_client_new), &err);
+ return err;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_client_free(compproxy_client_t client)
+{
+ if (!client)
+ return COMPPROXY_E_INVALID_ARG;
+
+ property_list_service_client_t parent = client->parent;
+ client->parent = NULL;
+ if (client->event_thread) {
+ debug_info("joining event thread");
+ thread_join(client->event_thread);
+ thread_free(client->event_thread);
+ client->event_thread = THREAD_T_NULL;
+ }
+ compproxy_error_t err = compproxy_error(property_list_service_client_free(parent));
+ free(client);
+
+ return err;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_send(compproxy_client_t client, plist_t plist)
+{
+ compproxy_error_t res = COMPPROXY_E_UNKNOWN_ERROR;
+
+ res = compproxy_error(property_list_service_send_binary_plist(client->parent, plist));
+ if (res != COMPPROXY_E_SUCCESS) {
+ debug_info("Sending plist failed with error %d", res);
+ return res;
+ }
+
+ return res;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_receive(compproxy_client_t client, plist_t * plist)
+{
+ compproxy_error_t res = COMPPROXY_E_UNKNOWN_ERROR;
+ plist_t outplist = NULL;
+ res = compproxy_error(property_list_service_receive_plist_with_timeout(client->parent, &outplist, 10000));
+ if (res != COMPPROXY_E_SUCCESS && res != COMPPROXY_E_TIMEOUT) {
+ debug_info("Could not receive plist, error %d", res);
+ plist_free(outplist);
+ } else if (res == COMPPROXY_E_SUCCESS) {
+ *plist = outplist;
+ }
+ return res;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_get_device_registry(compproxy_client_t client, plist_t* paired_devices)
+{
+ if (!client || !paired_devices) {
+ return COMPPROXY_E_INVALID_ARG;
+ }
+
+ plist_t dict = plist_new_dict();
+ plist_dict_set_item(dict, "Command", plist_new_string("GetDeviceRegistry"));
+
+ compproxy_error_t res = compproxy_send(client, dict);
+ plist_free(dict);
+ dict = NULL;
+ if (res != COMPPROXY_E_SUCCESS) {
+ return res;
+ }
+
+ res = compproxy_receive(client, &dict);
+ if (res != COMPPROXY_E_SUCCESS) {
+ return res;
+ }
+ if (!dict || !PLIST_IS_DICT(dict)) {
+ return COMPPROXY_E_PLIST_ERROR;
+ }
+ plist_t val = plist_dict_get_item(dict, "PairedDevicesArray");
+ if (val) {
+ *paired_devices = plist_copy(val);
+ res = COMPPROXY_E_SUCCESS;
+ } else {
+ res = COMPPROXY_E_UNKNOWN_ERROR;
+ val = plist_dict_get_item(dict, "Error");
+ if (val) {
+ if (plist_string_val_compare(val, "NoPairedWatches")) {
+ res = COMPPROXY_E_NO_DEVICES;
+ }
+ }
+ }
+ plist_free(dict);
+ return res;
+}
+
+struct compproxy_cb_data {
+ compproxy_client_t client;
+ compproxy_device_event_cb_t cbfunc;
+ void* user_data;
+};
+
+static void* compproxy_event_thread(void* arg)
+{
+ struct compproxy_cb_data* data = (struct compproxy_cb_data*)arg;
+ compproxy_client_t client = data->client;
+ compproxy_error_t res;
+
+ plist_t command = plist_new_dict();
+ plist_dict_set_item(command, "Command", plist_new_string("StartListeningForDevices"));
+ res = compproxy_send(client, command);
+ plist_free(command);
+
+ if (res != COMPPROXY_E_SUCCESS) {
+ free(data);
+ client->event_thread = THREAD_T_NULL;
+ return NULL;
+ }
+
+ while (client && client->parent) {
+ plist_t node = NULL;
+ res = compproxy_error(property_list_service_receive_plist_with_timeout(client->parent, &node, 1000));
+ if (res != COMPPROXY_E_SUCCESS && res != COMPPROXY_E_TIMEOUT) {
+ debug_info("could not receive plist, error %d", res);
+ break;
+ }
+
+ if (node) {
+ data->cbfunc(node, data->user_data);
+ }
+ plist_free(node);
+ }
+
+ client->event_thread = THREAD_T_NULL;
+ free(data);
+
+ return NULL;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_start_listening_for_devices(compproxy_client_t client, compproxy_device_event_cb_t callback, void* userdata)
+{
+ if (!client || !client->parent || !callback) {
+ return COMPPROXY_E_INVALID_ARG;
+ }
+
+ if (client->event_thread) {
+ return COMPPROXY_E_OP_IN_PROGRESS;
+ }
+
+ compproxy_error_t res = COMPPROXY_E_UNKNOWN_ERROR;
+ struct compproxy_cb_data *data = (struct compproxy_cb_data*)malloc(sizeof(struct compproxy_cb_data));
+ if (data) {
+ data->client = client;
+ data->cbfunc = callback;
+ data->user_data = userdata;
+
+ if (thread_new(&client->event_thread, compproxy_event_thread, data) == 0) {
+ res = COMPPROXY_E_SUCCESS;
+ } else {
+ free(data);
+ }
+ }
+ return res;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_stop_listening_for_devices(compproxy_client_t client)
+{
+ property_list_service_client_t parent = client->parent;
+ client->parent = NULL;
+ if (client->event_thread) {
+ debug_info("joining event thread");
+ thread_join(client->event_thread);
+ thread_free(client->event_thread);
+ client->event_thread = THREAD_T_NULL;
+ }
+ client->parent = parent;
+ return COMPPROXY_E_SUCCESS;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_get_value_from_registry(compproxy_client_t client, const char* companion_udid, const char* key, plist_t* value)
+{
+ if (!client || !companion_udid || !key || !value) {
+ return COMPPROXY_E_INVALID_ARG;
+ }
+
+ plist_t dict = plist_new_dict();
+ plist_dict_set_item(dict, "Command", plist_new_string("GetValueFromRegistry"));
+ plist_dict_set_item(dict, "GetValueGizmoUDIDKey", plist_new_string(companion_udid));
+ plist_dict_set_item(dict, "GetValueKeyKey", plist_new_string(key));
+
+ compproxy_error_t res = compproxy_send(client, dict);
+ plist_free(dict);
+ dict = NULL;
+ if (res != COMPPROXY_E_SUCCESS) {
+ return res;
+ }
+
+ res = compproxy_receive(client, &dict);
+ if (res != COMPPROXY_E_SUCCESS) {
+ return res;
+ }
+ if (!dict || !PLIST_IS_DICT(dict)) {
+ return COMPPROXY_E_PLIST_ERROR;
+ }
+ plist_t val = plist_dict_get_item(dict, "RetrievedValueDictionary");
+ if (val) {
+ *value = plist_copy(val);
+ res = COMPPROXY_E_SUCCESS;
+ } else {
+ res = COMPPROXY_E_UNKNOWN_ERROR;
+ val = plist_dict_get_item(dict, "Error");
+ if (val) {
+ if (!plist_string_val_compare(val, "UnsupportedWatchKey")) {
+ res = COMPPROXY_E_UNSUPPORTED_KEY;
+ } else if (plist_string_val_compare(val, "TimeoutReply")) {
+ res = COMPPROXY_E_TIMEOUT_REPLY;
+ }
+ }
+ }
+ plist_free(dict);
+ return res;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_start_forwarding_service_port(compproxy_client_t client, uint16_t remote_port, const char* service_name, uint16_t* forward_port, plist_t options)
+{
+ if (!client) {
+ return COMPPROXY_E_INVALID_ARG;
+ }
+
+ plist_t dict = plist_new_dict();
+ plist_dict_set_item(dict, "Command", plist_new_string("StartForwardingServicePort"));
+ plist_dict_set_item(dict, "GizmoRemotePortNumber", plist_new_uint(remote_port));
+ if (service_name) {
+ plist_dict_set_item(dict, "ForwardedServiceName", plist_new_string(service_name));
+ }
+ plist_dict_set_item(dict, "IsServiceLowPriority", plist_new_bool(0));
+ plist_dict_set_item(dict, "PreferWifi", plist_new_bool(0));
+ if (options) {
+ plist_dict_merge(dict, options);
+ }
+
+ compproxy_error_t res = compproxy_send(client, dict);
+ plist_free(dict);
+ dict = NULL;
+ if (res != COMPPROXY_E_SUCCESS) {
+ return res;
+ }
+
+ res = compproxy_receive(client, &dict);
+ if (res != COMPPROXY_E_SUCCESS) {
+ return res;
+ }
+ plist_t val = plist_dict_get_item(dict, "CompanionProxyServicePort");
+ if (val) {
+ uint64_t u64val = 0;
+ plist_get_uint_val(val, &u64val);
+ *forward_port = (uint16_t)u64val;
+ res = COMPPROXY_E_SUCCESS;
+ } else {
+ res = COMPPROXY_E_UNKNOWN_ERROR;
+ }
+ plist_free(dict);
+
+ return res;
+}
+
+LIBIMOBILEDEVICE_API compproxy_error_t compproxy_stop_forwarding_service_port(compproxy_client_t client, uint16_t remote_port)
+{
+ if (!client) {
+ return COMPPROXY_E_INVALID_ARG;
+ }
+
+ plist_t dict = plist_new_dict();
+ plist_dict_set_item(dict, "Command", plist_new_string("StopForwardingServicePort"));
+ plist_dict_set_item(dict, "GizmoRemotePortNumber", plist_new_uint(remote_port));
+
+ compproxy_error_t res = compproxy_send(client, dict);
+ plist_free(dict);
+ dict = NULL;
+ if (res != COMPPROXY_E_SUCCESS) {
+ return res;
+ }
+
+ res = compproxy_receive(client, &dict);
+ if (res != COMPPROXY_E_SUCCESS) {
+ return res;
+ }
+ plist_free(dict);
+
+ return res;
+}
diff --git a/src/companion_proxy.h b/src/companion_proxy.h
new file mode 100644
index 0000000..1b520d4
--- /dev/null
+++ b/src/companion_proxy.h
@@ -0,0 +1,34 @@
+/*
+ * compproxy.h
+ * com.apple.companion_proxy service header file.
+ *
+ * Copyright (c) 2019-2020 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 __COMPANION_PROXY_H
+#define __COMPANION_PROXY_H
+
+#include "libimobiledevice/companion_proxy.h"
+#include "property_list_service.h"
+#include "common/thread.h"
+
+struct compproxy_client_private {
+ property_list_service_client_t parent;
+ THREAD_T event_thread;
+};
+
+#endif
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