tools: Allow idevicesyslog to connect to network devices

1 files changed, 55 insertions, 44 deletions

diff --git a/tools/idevicesyslog.c b/tools/idevicesyslog.c
index 76de128..5521736 100644
--- a/tools/idevicesyslog.c
+++ b/tools/idevicesyslog.c
@@ -2,6 +2,7 @@
  * idevicesyslog.c
  * Relay the syslog of a device to stdout
  *
+ * Copyright (c) 2010-2019 Nikias Bassen, All Rights Reserved.
  * Copyright (c) 2009 Martin Szulecki All Rights Reserved.
  *
  * This library is free software; you can redistribute it and/or
@@ -29,6 +30,7 @@
 #include <signal.h>
 #include <stdlib.h>
 #include <unistd.h>
+#include <getopt.h>
 
 #ifdef WIN32
 #include <windows.h>
@@ -40,13 +42,13 @@
 
 static int quit_flag = 0;
 
-void print_usage(int argc, char **argv);
-
 static char* udid = NULL;
 
 static idevice_t device = NULL;
 static syslog_relay_client_t syslog = NULL;
 
+enum idevice_options lookup_opts = IDEVICE_LOOKUP_USBMUX | IDEVICE_LOOKUP_NETWORK;
+
 static void syslog_callback(char c, void *user_data)
 {
         putchar(c);
@@ -57,7 +59,7 @@ static void syslog_callback(char c, void *user_data)
 
 static int start_logging(void)
 {
-        idevice_error_t ret = idevice_new(&device, udid);
+        idevice_error_t ret = idevice_new_with_options(&device, udid, lookup_opts);
         if (ret != IDEVICE_E_SUCCESS) {
                 fprintf(stderr, "Device with udid %s not found!?\n", udid);
                 return -1;
@@ -166,9 +168,31 @@ static void clean_exit(int sig)
         quit_flag++;
 }
 
+static void print_usage(int argc, char **argv, int is_error)
+{
+        char *name = NULL;
+        name = strrchr(argv[0], '/');
+        fprintf(is_error ? stderr : stdout, "Usage: %s [OPTIONS]\n", (name ? name + 1: argv[0]));
+        fprintf(is_error ? stderr : stdout,
+          "Relay syslog of a connected device.\n\n" \
+          "  -u, --udid UDID  target specific device by UDID\n" \
+          "  -n, --network    connect to network device even if available via USB\n" \
+          "  -h, --help       prints usage information\n" \
+          "  -d, --debug      enable communication debugging\n" \
+          "\n" \
+          "Homepage: <" PACKAGE_URL ">\n"
+        );
+}
+
 int main(int argc, char *argv[])
 {
-        int i;
+        int c = 0;
+        const struct option longopts[] = {
+                { "debug", no_argument, NULL, 'd' },
+                { "help", no_argument, NULL, 'h' },
+                { "udid", required_argument, NULL, 'u' },
+                { NULL, 0, NULL, 0}
+        };
 
         signal(SIGINT, clean_exit);
         signal(SIGTERM, clean_exit);
@@ -177,35 +201,39 @@ int main(int argc, char *argv[])
         signal(SIGPIPE, SIG_IGN);
 #endif
 
-        /* parse cmdline args */
-        for (i = 1; i < argc; i++) {
-                if (!strcmp(argv[i], "-d") || !strcmp(argv[i], "--debug")) {
+        while ((c = getopt_long(argc, argv, "dhu:n", longopts, NULL)) != -1) {
+                switch (c) {
+                case 'd':
                         idevice_set_debug_level(1);
-                        continue;
-                }
-                else if (!strcmp(argv[i], "-u") || !strcmp(argv[i], "--udid")) {
-                        i++;
-                        if (!argv[i] || !*argv[i]) {
-                                print_usage(argc, argv);
-                                return 0;
+                        break;
+                case 'u':
+                        if (!*optarg) {
+                                fprintf(stderr, "ERROR: UDID must not be empty!\n");
+                                print_usage(argc, argv, 1);
+                                return 2;
                         }
-                        udid = strdup(argv[i]);
-                        continue;
-                }
-                else if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help")) {
-                        print_usage(argc, argv);
-                        return 0;
-                }
-                else {
-                        print_usage(argc, argv);
+                        free(udid);
+                        udid = strdup(optarg);
+                        break;
+                case 'n':
+                        lookup_opts |= IDEVICE_LOOKUP_PREFER_NETWORK;
+                        break;
+                case 'h':
+                        print_usage(argc, argv, 0);
                         return 0;
+                default:
+                        print_usage(argc, argv, 1);
+                        return 2;
                 }
         }
 
+        argc -= optind;
+        argv += optind;
+
         int num = 0;
-        char **devices = NULL;
-        idevice_get_device_list(&devices, &num);
-        idevice_device_list_free(devices);
+        idevice_info_t *devices = NULL;
+        idevice_get_device_list_extended(&devices, &num);
+        idevice_device_list_extended_free(devices);
         if (num == 0) {
                 if (!udid) {
                         fprintf(stderr, "No device found. Plug in a device or pass UDID with -u to wait for device to be available.\n");
@@ -223,24 +251,7 @@ int main(int argc, char *argv[])
         idevice_event_unsubscribe();
         stop_logging();
 
-        if (udid) {
-                free(udid);
-        }
+        free(udid);
 
         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 device.\n\n");
-        printf("  -d, --debug\t\tenable communication debugging\n");
-        printf("  -u, --udid UDID\ttarget specific device by UDID\n");
-        printf("  -h, --help\t\tprints usage information\n");
-        printf("\n");
-        printf("Homepage: <" PACKAGE_URL ">\n");
-}
-