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adf3764857
git-subtree-dir: contrib/wireguard-tools git-subtree-mainline:9142a2a37bgit-subtree-split:7e00bf8773
67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0 OR MIT
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/*
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* Copyright (C) 2015-2020 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
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*/
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include "subcommands.h"
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#include "version.h"
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const char *PROG_NAME;
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static const struct {
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const char *subcommand;
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int (*function)(int, const char**);
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const char *description;
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} subcommands[] = {
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{ "show", show_main, "Shows the current configuration and device information" },
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{ "showconf", showconf_main, "Shows the current configuration of a given WireGuard interface, for use with `setconf'" },
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{ "set", set_main, "Change the current configuration, add peers, remove peers, or change peers" },
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{ "setconf", setconf_main, "Applies a configuration file to a WireGuard interface" },
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{ "addconf", setconf_main, "Appends a configuration file to a WireGuard interface" },
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{ "syncconf", setconf_main, "Synchronizes a configuration file to a WireGuard interface" },
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{ "genkey", genkey_main, "Generates a new private key and writes it to stdout" },
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{ "genpsk", genkey_main, "Generates a new preshared key and writes it to stdout" },
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{ "pubkey", pubkey_main, "Reads a private key from stdin and writes a public key to stdout" }
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};
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static void show_usage(FILE *file)
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{
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fprintf(file, "Usage: %s <cmd> [<args>]\n\n", PROG_NAME);
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fprintf(file, "Available subcommands:\n");
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for (size_t i = 0; i < sizeof(subcommands) / sizeof(subcommands[0]); ++i)
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fprintf(file, " %s: %s\n", subcommands[i].subcommand, subcommands[i].description);
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fprintf(file, "You may pass `--help' to any of these subcommands to view usage.\n");
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}
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int main(int argc, const char *argv[])
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{
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PROG_NAME = argv[0];
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if (argc == 2 && (!strcmp(argv[1], "-v") || !strcmp(argv[1], "--version") || !strcmp(argv[1], "version"))) {
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printf("wireguard-tools v%s - https://git.zx2c4.com/wireguard-tools/\n", WIREGUARD_TOOLS_VERSION);
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return 0;
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}
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if (argc == 2 && (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help") || !strcmp(argv[1], "help"))) {
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show_usage(stdout);
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return 0;
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}
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if (argc == 1) {
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static const char *new_argv[] = { "show", NULL };
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return show_main(1, new_argv);
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}
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for (size_t i = 0; i < sizeof(subcommands) / sizeof(subcommands[0]); ++i) {
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if (!strcmp(argv[1], subcommands[i].subcommand))
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return subcommands[i].function(argc - 1, argv + 1);
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}
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fprintf(stderr, "Invalid subcommand: `%s'\n", argv[1]);
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show_usage(stderr);
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return 1;
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}
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