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/*
* ideviceheartbeat.c
* Simple utility which keeps a "heartbeat service" connection alive
*
* 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
*/
#include <stdio.h>
#include <string.h>
#include <signal.h>
#include <stdlib.h>
#include <libimobiledevice/libimobiledevice.h>
#include <libimobiledevice/heartbeat.h>
static int quit_flag = 0;
/**
* 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]\n", (name ? name + 1: argv[0]));
printf("Runs in the foreground and keeps a \"heartbeat\" connection alive.\n\n");
printf(" -d, --debug\t\tenable communication debugging\n");
printf(" -u, --udid UDID\ttarget specific device by its 40-digit device UDID\n");
printf(" -h, --help\t\tprints usage information\n");
printf("\n");
}
int main(int argc, char *argv[])
{
heartbeat_client_t heartbeat = NULL;
idevice_t device = NULL;
idevice_error_t ret = IDEVICE_E_UNKNOWN_ERROR;
int i;
const char* udid = NULL;
signal(SIGINT, clean_exit);
signal(SIGTERM, clean_exit);
#ifndef WIN32
signal(SIGQUIT, clean_exit);
signal(SIGPIPE, SIG_IGN);
#endif
/* 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], "--udid")) {
i++;
if (!argv[i] || (strlen(argv[i]) != 40)) {
print_usage(argc, argv);
return 0;
}
udid = argv[i];
continue;
}
else if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help")) {
print_usage(argc, argv);
return 0;
}
else {
print_usage(argc, argv);
return 0;
}
}
ret = idevice_new(&device, udid);
if (ret != IDEVICE_E_SUCCESS) {
if (udid) {
printf("No device found with udid %s, is it plugged in?\n", udid);
} else {
printf("No device found, is it plugged in?\n");
}
return -1;
}
/* start heartbeat service on device */
heartbeat_client_start_service(device, &heartbeat, "ideviceheartbeat");
if (heartbeat) {
printf("< heartbeat started, listening...\n");
}
/* main loop */
uint8_t b = 0;
uint64_t interval = 10000;
plist_t message = NULL;
plist_t node = NULL;
do {
/* await a "ping" message from the device every interval seconds */
heartbeat_receive_with_timeout(heartbeat, &message, (uint32_t)interval);
if (message) {
/* report device beat settings */
node = plist_dict_get_item(message, "SupportsSleepyTime");
if (node && plist_get_node_type(node) == PLIST_BOOLEAN) {
plist_get_bool_val(node, &b);
}
node = plist_dict_get_item(message, "Interval");
if (node && plist_get_node_type(node) == PLIST_UINT) {
plist_get_uint_val(node, &interval);
}
printf("> marco: supports_sleepy_time %d, interval %llu\n", b, interval);
plist_free(message);
message = NULL;
/* answer with a "pong" message */
message = plist_new_dict();
plist_dict_insert_item(message, "Command", plist_new_string("Polo"));
heartbeat_send(heartbeat, message);
printf("< polo\n");
if (message) {
plist_free(message);
message = NULL;
}
}
} while(!quit_flag);
heartbeat_client_free(heartbeat);
idevice_free(device);
return 0;
}
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