| // Copyright 2016 Joyent, Inc. |
| |
| var x509 = require('./x509'); |
| |
| module.exports = { |
| read: read, |
| verify: x509.verify, |
| sign: x509.sign, |
| write: write |
| }; |
| |
| var assert = require('assert-plus'); |
| var asn1 = require('asn1'); |
| var Buffer = require('safer-buffer').Buffer; |
| var algs = require('../algs'); |
| var utils = require('../utils'); |
| var Key = require('../key'); |
| var PrivateKey = require('../private-key'); |
| var pem = require('./pem'); |
| var Identity = require('../identity'); |
| var Signature = require('../signature'); |
| var Certificate = require('../certificate'); |
| |
| function read(buf, options) { |
| if (typeof (buf) !== 'string') { |
| assert.buffer(buf, 'buf'); |
| buf = buf.toString('ascii'); |
| } |
| |
| var lines = buf.trim().split(/[\r\n]+/g); |
| |
| var m; |
| var si = -1; |
| while (!m && si < lines.length) { |
| m = lines[++si].match(/*JSSTYLED*/ |
| /[-]+[ ]*BEGIN CERTIFICATE[ ]*[-]+/); |
| } |
| assert.ok(m, 'invalid PEM header'); |
| |
| var m2; |
| var ei = lines.length; |
| while (!m2 && ei > 0) { |
| m2 = lines[--ei].match(/*JSSTYLED*/ |
| /[-]+[ ]*END CERTIFICATE[ ]*[-]+/); |
| } |
| assert.ok(m2, 'invalid PEM footer'); |
| |
| lines = lines.slice(si, ei + 1); |
| |
| var headers = {}; |
| while (true) { |
| lines = lines.slice(1); |
| m = lines[0].match(/*JSSTYLED*/ |
| /^([A-Za-z0-9-]+): (.+)$/); |
| if (!m) |
| break; |
| headers[m[1].toLowerCase()] = m[2]; |
| } |
| |
| /* Chop off the first and last lines */ |
| lines = lines.slice(0, -1).join(''); |
| buf = Buffer.from(lines, 'base64'); |
| |
| return (x509.read(buf, options)); |
| } |
| |
| function write(cert, options) { |
| var dbuf = x509.write(cert, options); |
| |
| var header = 'CERTIFICATE'; |
| var tmp = dbuf.toString('base64'); |
| var len = tmp.length + (tmp.length / 64) + |
| 18 + 16 + header.length*2 + 10; |
| var buf = Buffer.alloc(len); |
| var o = 0; |
| o += buf.write('-----BEGIN ' + header + '-----\n', o); |
| for (var i = 0; i < tmp.length; ) { |
| var limit = i + 64; |
| if (limit > tmp.length) |
| limit = tmp.length; |
| o += buf.write(tmp.slice(i, limit), o); |
| buf[o++] = 10; |
| i = limit; |
| } |
| o += buf.write('-----END ' + header + '-----\n', o); |
| |
| return (buf.slice(0, o)); |
| } |