/* Tox Shell * * Proof of concept ssh like server software using tox. * * Command line arguments are the ip, port and public_key of a node (for bootstrapping). * * EX: ./test 127.0.0.1 33445 CDCFD319CE3460824B33BE58FD86B8941C9585181D8FBD7C79C5721D7C2E9F7C */ /* * Copyright © 2016-2017 The TokTok team. * Copyright © 2014 Tox project. * * This file is part of Tox, the free peer to peer instant messenger. * * Tox is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Tox 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Tox. If not, see . */ #define _XOPEN_SOURCE 600 #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "../toxcore/tox.h" #include "misc_tools.c" #if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__) #include #elif defined(__FreeBSD__) || defined(__DragonFly__) #include #else #include #endif #include static void print_online(Tox *tox, uint32_t friendnumber, TOX_CONNECTION status, void *userdata) { if (status) { printf("\nOther went online.\n"); } else { printf("\nOther went offline.\n"); } } static void print_message(Tox *tox, uint32_t friendnumber, TOX_MESSAGE_TYPE type, const uint8_t *string, size_t length, void *userdata) { int master = *((int *)userdata); write(master, string, length); write(master, "\n", 1); } int main(int argc, char *argv[]) { uint8_t ipv6enabled = 1; /* x */ int argvoffset = cmdline_parsefor_ipv46(argc, argv, &ipv6enabled); if (argvoffset < 0) { exit(1); } /* with optional --ipvx, now it can be 1-4 arguments... */ if ((argc != argvoffset + 2) && (argc != argvoffset + 4)) { printf("Usage: %s [--ipv4|--ipv6] ip port public_key (of the DHT bootstrap node)\n", argv[0]); exit(0); } int *master = (int *)malloc(sizeof(int)); int ret = forkpty(master, NULL, NULL, NULL); if (ret == -1) { printf("fork failed\n"); free(master); return 1; } if (ret == 0) { execl("/bin/sh", "sh", NULL); return 0; } int flags = fcntl(*master, F_GETFL, 0); int r = fcntl(*master, F_SETFL, flags | O_NONBLOCK); if (r < 0) { printf("error setting flags\n"); } Tox *tox = tox_new(0, 0); tox_callback_friend_connection_status(tox, print_online); tox_callback_friend_message(tox, print_message); uint16_t port = atoi(argv[argvoffset + 2]); unsigned char *binary_string = hex_string_to_bin(argv[argvoffset + 3]); int res = tox_bootstrap(tox, argv[argvoffset + 1], port, binary_string, 0); free(binary_string); if (!res) { printf("Failed to convert \"%s\" into an IP address. Exiting...\n", argv[argvoffset + 1]); exit(1); } uint8_t address[TOX_ADDRESS_SIZE]; tox_self_get_address(tox, address); uint32_t i; for (i = 0; i < TOX_ADDRESS_SIZE; i++) { printf("%02X", address[i]); } char temp_id[128]; printf("\nEnter the address of the other id you want to sync with (38 bytes HEX format):\n"); if (scanf("%s", temp_id) != 1) { return 1; } uint8_t *bin_id = hex_string_to_bin(temp_id); uint32_t num = tox_friend_add(tox, bin_id, (const uint8_t *)"Install Gentoo", sizeof("Install Gentoo"), 0); free(bin_id); if (num == UINT32_MAX) { printf("\nSomething went wrong when adding friend.\n"); return 1; } uint8_t notconnected = 1; while (1) { if (tox_self_get_connection_status(tox) && notconnected) { printf("\nDHT connected.\n"); notconnected = 0; } while (tox_friend_get_connection_status(tox, num, 0)) { uint8_t buf[TOX_MAX_MESSAGE_LENGTH]; ret = read(*master, buf, sizeof(buf)); if (ret <= 0) { break; } tox_friend_send_message(tox, num, TOX_MESSAGE_TYPE_NORMAL, buf, ret, 0); } tox_iterate(tox, master); c_sleep(1); } }