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-rw-r--r--tools/idevicesyslog.c165
1 files changed, 165 insertions, 0 deletions
diff --git a/tools/idevicesyslog.c b/tools/idevicesyslog.c
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--- /dev/null
+++ b/tools/idevicesyslog.c
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+/*
+ * idevicesyslog.c
+ * Relay the syslog of a device to stdout
+ *
+ * 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 <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <netinet/in.h>
+#include <signal.h>
+#include <stdlib.h>
+
+#include <libimobiledevice/libimobiledevice.h>
+#include <libimobiledevice/lockdown.h>
+
+static int quit_flag = 0;
+
+void print_usage(int argc, char **argv);
+
+/**
+ * signal handler function for cleaning up properly
+ */
+static void clean_exit(int sig)
+{
+ fprintf(stderr, "Exiting...\n");
+ quit_flag++;
+}
+
+int main(int argc, char *argv[])
+{
+ lockdownd_client_t client = NULL;
+ idevice_t phone = NULL;
+ idevice_error_t ret = IDEVICE_E_UNKNOWN_ERROR;
+ int i;
+ char uuid[41];
+ uint16_t port = 0;
+ uuid[0] = 0;
+
+ signal(SIGINT, clean_exit);
+ signal(SIGQUIT, clean_exit);
+ signal(SIGTERM, clean_exit);
+ signal(SIGPIPE, SIG_IGN);
+
+ /* 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], "--uuid")) {
+ i++;
+ if (!argv[i] || (strlen(argv[i]) != 40)) {
+ print_usage(argc, argv);
+ return 0;
+ }
+ strcpy(uuid, 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;
+ }
+ }
+
+ if (uuid[0] != 0) {
+ ret = idevice_new(&phone, uuid);
+ if (ret != IDEVICE_E_SUCCESS) {
+ printf("No device found with uuid %s, is it plugged in?\n", uuid);
+ return -1;
+ }
+ }
+ else
+ {
+ ret = idevice_new(&phone, NULL);
+ if (ret != IDEVICE_E_SUCCESS) {
+ printf("No device found, is it plugged in?\n");
+ return -1;
+ }
+ }
+
+ if (LOCKDOWN_E_SUCCESS != lockdownd_client_new_with_handshake(phone, &client, "idevicesyslog")) {
+ idevice_free(phone);
+ return -1;
+ }
+
+ /* start syslog_relay service and retrieve port */
+ ret = lockdownd_start_service(client, "com.apple.syslog_relay", &port);
+ if ((ret == LOCKDOWN_E_SUCCESS) && port) {
+ lockdownd_client_free(client);
+
+ /* connect to socket relay messages */
+ idevice_connection_t conn = NULL;
+ if ((idevice_connect(phone, port, &conn) != IDEVICE_E_SUCCESS) || !conn) {
+ printf("ERROR: Could not open usbmux connection.\n");
+ } else {
+ while (!quit_flag) {
+ char *receive = NULL;
+ uint32_t datalen = 0, bytes = 0, recv_bytes = 0;
+
+ ret = idevice_connection_receive(conn, (char *) &datalen, sizeof(datalen), &bytes);
+ datalen = ntohl(datalen);
+
+ if (datalen == 0)
+ continue;
+
+ recv_bytes += bytes;
+ receive = (char *) malloc(sizeof(char) * datalen);
+
+ while (!quit_flag && (recv_bytes <= datalen)) {
+ ret = idevice_connection_receive(conn, receive, datalen, &bytes);
+
+ if (bytes == 0)
+ break;
+
+ recv_bytes += bytes;
+
+ fwrite(receive, sizeof(char), bytes, stdout);
+ }
+
+ free(receive);
+ }
+ }
+ idevice_disconnect(conn);
+ } else {
+ printf("ERROR: Could not start service com.apple.syslog_relay.\n");
+ }
+
+ idevice_free(phone);
+
+ return 0;
+}
+
+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("Relay syslog of a connected iPhone/iPod Touch.\n\n");
+ printf(" -d, --debug\t\tenable communication debugging\n");
+ printf(" -u, --uuid UUID\ttarget specific device by its 40-digit device UUID\n");
+ printf(" -h, --help\t\tprints usage information\n");
+ printf("\n");
+}
+