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author | LinuxWizard42 <computerwizard@linuxmail.org> | 2022-10-12 22:54:37 +0300 |
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committer | LinuxWizard42 <computerwizard@linuxmail.org> | 2022-10-12 22:54:37 +0300 |
commit | 703e03aba33f234712206769f57717ba7d92d23d (patch) | |
tree | 0041f04ccb75bd5379c764e9fe42249fffe75fc3 /node_modules/getpass/lib/index.js | |
parent | ab6e257e6e9d9a483d7e86f220d8b209a2cd7753 (diff) | |
download | FlashRunner-703e03aba33f234712206769f57717ba7d92d23d.tar.gz FlashRunner-703e03aba33f234712206769f57717ba7d92d23d.tar.zst |
Added export_allowed file to make repository visible in cgit
Diffstat (limited to 'node_modules/getpass/lib/index.js')
-rw-r--r-- | node_modules/getpass/lib/index.js | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/node_modules/getpass/lib/index.js b/node_modules/getpass/lib/index.js new file mode 100644 index 0000000..55a7718 --- /dev/null +++ b/node_modules/getpass/lib/index.js @@ -0,0 +1,123 @@ +/* + * Copyright 2016, Joyent, Inc. All rights reserved. + * Author: Alex Wilson <alex.wilson@joyent.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. +*/ + +module.exports = { + getPass: getPass +}; + +const mod_tty = require('tty'); +const mod_fs = require('fs'); +const mod_assert = require('assert-plus'); + +var BACKSPACE = String.fromCharCode(127); +var CTRLC = '\u0003'; +var CTRLD = '\u0004'; + +function getPass(opts, cb) { + if (typeof (opts) === 'function' && cb === undefined) { + cb = opts; + opts = {}; + } + mod_assert.object(opts, 'options'); + mod_assert.func(cb, 'callback'); + + mod_assert.optionalString(opts.prompt, 'options.prompt'); + if (opts.prompt === undefined) + opts.prompt = 'Password'; + + openTTY(function (err, rfd, wfd, rtty, wtty) { + if (err) { + cb(err); + return; + } + + wtty.write(opts.prompt + ':'); + rtty.resume(); + rtty.setRawMode(true); + rtty.resume(); + rtty.setEncoding('utf8'); + + var pw = ''; + rtty.on('data', onData); + + function onData(data) { + var str = data.toString('utf8'); + for (var i = 0; i < str.length; ++i) { + var ch = str[i]; + switch (ch) { + case '\r': + case '\n': + case CTRLD: + cleanup(); + cb(null, pw); + return; + case CTRLC: + cleanup(); + cb(new Error('Aborted')); + return; + case BACKSPACE: + pw = pw.slice(0, pw.length - 1); + break; + default: + pw += ch; + break; + } + } + } + + function cleanup() { + wtty.write('\r\n'); + rtty.setRawMode(false); + rtty.pause(); + rtty.removeListener('data', onData); + if (wfd !== undefined && wfd !== rfd) { + wtty.end(); + mod_fs.closeSync(wfd); + } + if (rfd !== undefined) { + rtty.end(); + mod_fs.closeSync(rfd); + } + } + }); +} + +function openTTY(cb) { + mod_fs.open('/dev/tty', 'r+', function (err, rttyfd) { + if ((err && (err.code === 'ENOENT' || err.code === 'EACCES')) || + (process.version.match(/^v0[.][0-8][.]/))) { + cb(null, undefined, undefined, process.stdin, + process.stdout); + return; + } + var rtty = new mod_tty.ReadStream(rttyfd); + mod_fs.open('/dev/tty', 'w+', function (err3, wttyfd) { + var wtty = new mod_tty.WriteStream(wttyfd); + if (err3) { + cb(err3); + return; + } + cb(null, rttyfd, wttyfd, rtty, wtty); + }); + }); +} |