blob: 94d3f04b07fdc7d2accd779276675080911b45d7 [file] [log] [blame]
/*
* idevicepair.c
* Manage pairings with devices and this host
*
* Copyright (c) 2010-2021 Nikias Bassen, All Rights Reserved.
* Copyright (c) 2014 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
#define TOOL_NAME "idevicepair"
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <getopt.h>
#include <ctype.h>
#include <unistd.h>
#ifdef WIN32
#include <windows.h>
#include <conio.h>
#else
#include <termios.h>
#include <signal.h>
#endif
#include "common/userpref.h"
#include <libimobiledevice/libimobiledevice.h>
#include <libimobiledevice/lockdown.h>
#include <plist/plist.h>
static char *udid = NULL;
#ifdef HAVE_WIRELESS_PAIRING
#ifdef WIN32
#define BS_CC '\b'
#define my_getch getch
#else
#define BS_CC 0x7f
static int my_getch(void)
{
struct termios oldt, newt;
int ch;
tcgetattr(STDIN_FILENO, &oldt);
newt = oldt;
newt.c_lflag &= ~(ICANON | ECHO);
tcsetattr(STDIN_FILENO, TCSANOW, &newt);
ch = getchar();
tcsetattr(STDIN_FILENO, TCSANOW, &oldt);
return ch;
}
#endif
static int get_hidden_input(char *buf, int maxlen)
{
int pwlen = 0;
int c;
while ((c = my_getch())) {
if ((c == '\r') || (c == '\n')) {
break;
} else if (isprint(c)) {
if (pwlen < maxlen-1)
buf[pwlen++] = c;
fputc('*', stderr);
} else if (c == BS_CC) {
if (pwlen > 0) {
fputs("\b \b", stderr);
pwlen--;
}
}
}
buf[pwlen] = 0;
return pwlen;
}
static void pairing_cb(lockdownd_cu_pairing_cb_type_t cb_type, void *user_data, void* data_ptr, unsigned int* data_size)
{
if (cb_type == LOCKDOWN_CU_PAIRING_PIN_REQUESTED) {
printf("Enter PIN: ");
fflush(stdout);
*data_size = get_hidden_input((char*)data_ptr, *data_size);
printf("\n");
} else if (cb_type == LOCKDOWN_CU_PAIRING_DEVICE_INFO) {
printf("Device info:\n");
plist_write_to_stream((plist_t)data_ptr, stdout, PLIST_FORMAT_LIMD, PLIST_OPT_INDENT | PLIST_OPT_INDENT_BY(2));
} else if (cb_type == LOCKDOWN_CU_PAIRING_ERROR) {
printf("ERROR: %s\n", (data_ptr) ? (char*)data_ptr : "(unknown)");
}
}
#endif /* HAVE_WIRELESS_PAIRING */
static void print_error_message(lockdownd_error_t err)
{
switch (err) {
case LOCKDOWN_E_PASSWORD_PROTECTED:
printf("ERROR: Could not validate with device %s because a passcode is set. Please enter the passcode on the device and retry.\n", udid);
break;
case LOCKDOWN_E_INVALID_CONF:
case LOCKDOWN_E_INVALID_HOST_ID:
printf("ERROR: Device %s is not paired with this host\n", udid);
break;
case LOCKDOWN_E_PAIRING_DIALOG_RESPONSE_PENDING:
printf("ERROR: Please accept the trust dialog on the screen of device %s, then attempt to pair again.\n", udid);
break;
case LOCKDOWN_E_USER_DENIED_PAIRING:
printf("ERROR: Device %s said that the user denied the trust dialog.\n", udid);
break;
case LOCKDOWN_E_PAIRING_FAILED:
printf("ERROR: Pairing with device %s failed.\n", udid);
break;
case LOCKDOWN_E_GET_PROHIBITED:
case LOCKDOWN_E_PAIRING_PROHIBITED_OVER_THIS_CONNECTION:
printf("ERROR: Pairing is not possible over this connection.\n");
#ifdef HAVE_WIRELESS_PAIRING
printf("To perform a wireless pairing use the -w command line switch. See usage or man page for details.\n");
#endif
break;
default:
printf("ERROR: Device %s returned unhandled error code %d\n", udid, err);
break;
}
}
static void print_usage(int argc, char **argv, int is_error)
{
char *name = strrchr(argv[0], '/');
fprintf(is_error ? stderr : stdout, "Usage: %s [OPTIONS] COMMAND\n", (name ? name + 1: argv[0]));
fprintf(is_error ? stderr : stdout,
"\n"
"Manage host pairings with devices and usbmuxd.\n"
"\n"
"Where COMMAND is one of:\n"
" systembuid print the system buid of the usbmuxd host\n"
" hostid print the host id for target device\n"
" pair pair device with this host\n"
" validate validate if device is paired with this host\n"
" unpair unpair device with this host\n"
" list list devices paired with this host\n"
"\n"
"The following OPTIONS are accepted:\n"
" -u, --udid UDID target specific device by UDID\n"
);
#ifdef HAVE_WIRELESS_PAIRING
fprintf(is_error ? stderr : stdout,
" -w, --wireless perform wireless pairing (see NOTE)\n"
" -n, --network connect to network device (see NOTE)\n"
);
#endif
fprintf(is_error ? stderr : stdout,
" -d, --debug enable communication debugging\n"
" -h, --help prints usage information\n"
" -v, --version prints version information\n"
);
#ifdef HAVE_WIRELESS_PAIRING
fprintf(is_error ? stderr : stdout,
"\n"
"NOTE: Pairing over network (wireless pairing) is only supported by Apple TV\n"
"devices. To perform a wireless pairing, you need to use the -w command line\n"
"switch. Make sure to put the device into pairing mode first by opening\n"
"Settings > Remotes and Devices > Remote App and Devices.\n"
);
#endif
fprintf(is_error ? stderr : stdout,
"\n"
"Homepage: <" PACKAGE_URL ">\n"
"Bug Reports: <" PACKAGE_BUGREPORT ">\n"
);
}
int main(int argc, char **argv)
{
int c = 0;
static struct option longopts[] = {
{ "help", no_argument, NULL, 'h' },
{ "udid", required_argument, NULL, 'u' },
#ifdef HAVE_WIRELESS_PAIRING
{ "wireless", no_argument, NULL, 'w' },
{ "network", no_argument, NULL, 'n' },
{ "hostinfo", required_argument, NULL, 1 },
#endif
{ "debug", no_argument, NULL, 'd' },
{ "version", no_argument, NULL, 'v' },
{ NULL, 0, NULL, 0}
};
#ifdef HAVE_WIRELESS_PAIRING
#define SHORT_OPTIONS "hu:wndv"
#else
#define SHORT_OPTIONS "hu:dv"
#endif
lockdownd_client_t client = NULL;
idevice_t device = NULL;
idevice_error_t ret = IDEVICE_E_UNKNOWN_ERROR;
lockdownd_error_t lerr;
int result;
char *type = NULL;
int use_network = 0;
int wireless_pairing = 0;
#ifdef HAVE_WIRELESS_PAIRING
plist_t host_info_plist = NULL;
#endif
char *cmd;
typedef enum {
OP_NONE = 0, OP_PAIR, OP_VALIDATE, OP_UNPAIR, OP_LIST, OP_HOSTID, OP_SYSTEMBUID
} op_t;
op_t op = OP_NONE;
while ((c = getopt_long(argc, argv, SHORT_OPTIONS, longopts, NULL)) != -1) {
switch (c) {
case 'h':
print_usage(argc, argv, 0);
exit(EXIT_SUCCESS);
case 'u':
if (!*optarg) {
fprintf(stderr, "ERROR: UDID must not be empty!\n");
print_usage(argc, argv, 1);
result = EXIT_FAILURE;
goto leave;
}
free(udid);
udid = strdup(optarg);
break;
#ifdef HAVE_WIRELESS_PAIRING
case 'w':
wireless_pairing = 1;
break;
case 'n':
use_network = 1;
break;
case 1:
if (!*optarg) {
fprintf(stderr, "ERROR: --hostinfo argument must not be empty!\n");
result = EXIT_FAILURE;
goto leave;
}
if (*optarg == '@') {
plist_read_from_file(optarg+1, &host_info_plist, NULL);
if (!host_info_plist) {
fprintf(stderr, "ERROR: Could not read from file '%s'\n", optarg+1);
result = EXIT_FAILURE;
goto leave;
}
}
#ifdef HAVE_PLIST_JSON
else if (*optarg == '{') {
if (plist_from_json(optarg, strlen(optarg), &host_info_plist) != PLIST_ERR_SUCCESS) {
fprintf(stderr, "ERROR: --hostinfo argument not valid. Make sure it is a JSON dictionary.\n");
result = EXIT_FAILURE;
goto leave;
}
}
#endif
else {
fprintf(stderr, "ERROR: --hostinfo argument not valid. To specify a path prefix with '@'\n");
result = EXIT_FAILURE;
goto leave;
}
break;
#endif
case 'd':
idevice_set_debug_level(1);
break;
case 'v':
printf("%s %s\n", TOOL_NAME, PACKAGE_VERSION);
result = EXIT_SUCCESS;
goto leave;
default:
print_usage(argc, argv, 1);
result = EXIT_FAILURE;
goto leave;
}
}
#ifndef WIN32
signal(SIGPIPE, SIG_IGN);
#endif
if ((argc - optind) < 1) {
fprintf(stderr, "ERROR: You need to specify a COMMAND!\n");
print_usage(argc, argv, 1);
result = EXIT_FAILURE;
goto leave;
}
if (wireless_pairing && use_network) {
fprintf(stderr, "ERROR: You cannot use -w and -n together.\n");
print_usage(argc, argv, 1);
result = EXIT_FAILURE;
goto leave;
}
cmd = (argv+optind)[0];
if (!strcmp(cmd, "pair")) {
op = OP_PAIR;
} else if (!strcmp(cmd, "validate")) {
op = OP_VALIDATE;
} else if (!strcmp(cmd, "unpair")) {
op = OP_UNPAIR;
} else if (!strcmp(cmd, "list")) {
op = OP_LIST;
} else if (!strcmp(cmd, "hostid")) {
op = OP_HOSTID;
} else if (!strcmp(cmd, "systembuid")) {
op = OP_SYSTEMBUID;
} else {
fprintf(stderr, "ERROR: Invalid command '%s' specified\n", cmd);
print_usage(argc, argv, 1);
result = EXIT_FAILURE;
goto leave;
}
if (wireless_pairing) {
if (op == OP_VALIDATE || op == OP_UNPAIR) {
fprintf(stderr, "ERROR: Command '%s' is not supported with -w\n", cmd);
print_usage(argc, argv, 1);
result = EXIT_FAILURE;
goto leave;
}
use_network = 1;
}
if (op == OP_SYSTEMBUID) {
char *systembuid = NULL;
userpref_read_system_buid(&systembuid);
printf("%s\n", systembuid);
free(systembuid);
result = EXIT_SUCCESS;
goto leave;
}
if (op == OP_LIST) {
unsigned int i;
char **udids = NULL;
unsigned int count = 0;
userpref_get_paired_udids(&udids, &count);
for (i = 0; i < count; i++) {
printf("%s\n", udids[i]);
free(udids[i]);
}
free(udids);
result = EXIT_SUCCESS;
goto leave;
}
ret = idevice_new_with_options(&device, udid, (use_network) ? IDEVICE_LOOKUP_NETWORK : IDEVICE_LOOKUP_USBMUX);
if (ret != IDEVICE_E_SUCCESS) {
if (udid) {
printf("No device found with udid %s.\n", udid);
} else {
printf("No device found.\n");
}
result = EXIT_FAILURE;
goto leave;
}
if (!udid) {
ret = idevice_get_udid(device, &udid);
if (ret != IDEVICE_E_SUCCESS) {
printf("ERROR: Could not get device udid, error code %d\n", ret);
result = EXIT_FAILURE;
goto leave;
}
}
if (op == OP_HOSTID) {
plist_t pair_record = NULL;
char *hostid = NULL;
userpref_read_pair_record(udid, &pair_record);
pair_record_get_host_id(pair_record, &hostid);
printf("%s\n", hostid);
free(hostid);
plist_free(pair_record);
result = EXIT_SUCCESS;
goto leave;
}
lerr = lockdownd_client_new(device, &client, TOOL_NAME);
if (lerr != LOCKDOWN_E_SUCCESS) {
printf("ERROR: Could not connect to lockdownd, error code %d\n", lerr);
result = EXIT_FAILURE;
goto leave;
}
result = EXIT_SUCCESS;
lerr = lockdownd_query_type(client, &type);
if (lerr != LOCKDOWN_E_SUCCESS) {
printf("QueryType failed, error code %d\n", lerr);
result = EXIT_FAILURE;
goto leave;
} else {
if (strcmp("com.apple.mobile.lockdown", type) != 0) {
printf("WARNING: QueryType request returned '%s'\n", type);
}
free(type);
}
switch(op) {
default:
case OP_PAIR:
#ifdef HAVE_WIRELESS_PAIRING
if (wireless_pairing) {
lerr = lockdownd_cu_pairing_create(client, pairing_cb, NULL, host_info_plist, NULL);
if (lerr == LOCKDOWN_E_SUCCESS) {
lerr = lockdownd_pair_cu(client);
}
} else
#endif
{
lerr = lockdownd_pair(client, NULL);
}
if (lerr == LOCKDOWN_E_SUCCESS) {
printf("SUCCESS: Paired with device %s\n", udid);
} else {
result = EXIT_FAILURE;
print_error_message(lerr);
}
break;
case OP_VALIDATE:
lockdownd_client_free(client);
client = NULL;
lerr = lockdownd_client_new_with_handshake(device, &client, TOOL_NAME);
if (lerr == LOCKDOWN_E_SUCCESS) {
printf("SUCCESS: Validated pairing with device %s\n", udid);
} else {
result = EXIT_FAILURE;
print_error_message(lerr);
}
break;
case OP_UNPAIR:
lerr = lockdownd_unpair(client, NULL);
if (lerr == LOCKDOWN_E_SUCCESS) {
printf("SUCCESS: Unpaired with device %s\n", udid);
} else {
result = EXIT_FAILURE;
print_error_message(lerr);
}
break;
}
leave:
lockdownd_client_free(client);
idevice_free(device);
free(udid);
return result;
}