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Diffstat (limited to 'alarm/node_modules/node-forge/js/pem.js')
-rw-r--r-- | alarm/node_modules/node-forge/js/pem.js | 285 |
1 files changed, 0 insertions, 285 deletions
diff --git a/alarm/node_modules/node-forge/js/pem.js b/alarm/node_modules/node-forge/js/pem.js deleted file mode 100644 index e3085dc..0000000 --- a/alarm/node_modules/node-forge/js/pem.js +++ /dev/null @@ -1,285 +0,0 @@ -/** - * Javascript implementation of basic PEM (Privacy Enhanced Mail) algorithms. - * - * See: RFC 1421. - * - * @author Dave Longley - * - * Copyright (c) 2013-2014 Digital Bazaar, Inc. - * - * A Forge PEM object has the following fields: - * - * type: identifies the type of message (eg: "RSA PRIVATE KEY"). - * - * procType: identifies the type of processing performed on the message, - * it has two subfields: version and type, eg: 4,ENCRYPTED. - * - * contentDomain: identifies the type of content in the message, typically - * only uses the value: "RFC822". - * - * dekInfo: identifies the message encryption algorithm and mode and includes - * any parameters for the algorithm, it has two subfields: algorithm and - * parameters, eg: DES-CBC,F8143EDE5960C597. - * - * headers: contains all other PEM encapsulated headers -- where order is - * significant (for pairing data like recipient ID + key info). - * - * body: the binary-encoded body. - */ -(function() { -/* ########## Begin module implementation ########## */ -function initModule(forge) { - -// shortcut for pem API -var pem = forge.pem = forge.pem || {}; - -/** - * Encodes (serializes) the given PEM object. - * - * @param msg the PEM message object to encode. - * @param options the options to use: - * maxline the maximum characters per line for the body, (default: 64). - * - * @return the PEM-formatted string. - */ -pem.encode = function(msg, options) { - options = options || {}; - var rval = '-----BEGIN ' + msg.type + '-----\r\n'; - - // encode special headers - var header; - if(msg.procType) { - header = { - name: 'Proc-Type', - values: [String(msg.procType.version), msg.procType.type] - }; - rval += foldHeader(header); - } - if(msg.contentDomain) { - header = {name: 'Content-Domain', values: [msg.contentDomain]}; - rval += foldHeader(header); - } - if(msg.dekInfo) { - header = {name: 'DEK-Info', values: [msg.dekInfo.algorithm]}; - if(msg.dekInfo.parameters) { - header.values.push(msg.dekInfo.parameters); - } - rval += foldHeader(header); - } - - if(msg.headers) { - // encode all other headers - for(var i = 0; i < msg.headers.length; ++i) { - rval += foldHeader(msg.headers[i]); - } - } - - // terminate header - if(msg.procType) { - rval += '\r\n'; - } - - // add body - rval += forge.util.encode64(msg.body, options.maxline || 64) + '\r\n'; - - rval += '-----END ' + msg.type + '-----\r\n'; - return rval; -}; - -/** - * Decodes (deserializes) all PEM messages found in the given string. - * - * @param str the PEM-formatted string to decode. - * - * @return the PEM message objects in an array. - */ -pem.decode = function(str) { - var rval = []; - - // split string into PEM messages (be lenient w/EOF on BEGIN line) - var rMessage = /\s*-----BEGIN ([A-Z0-9- ]+)-----\r?\n?([\x21-\x7e\s]+?(?:\r?\n\r?\n))?([:A-Za-z0-9+\/=\s]+?)-----END \1-----/g; - var rHeader = /([\x21-\x7e]+):\s*([\x21-\x7e\s^:]+)/; - var rCRLF = /\r?\n/; - var match; - while(true) { - match = rMessage.exec(str); - if(!match) { - break; - } - - var msg = { - type: match[1], - procType: null, - contentDomain: null, - dekInfo: null, - headers: [], - body: forge.util.decode64(match[3]) - }; - rval.push(msg); - - // no headers - if(!match[2]) { - continue; - } - - // parse headers - var lines = match[2].split(rCRLF); - var li = 0; - while(match && li < lines.length) { - // get line, trim any rhs whitespace - var line = lines[li].replace(/\s+$/, ''); - - // RFC2822 unfold any following folded lines - for(var nl = li + 1; nl < lines.length; ++nl) { - var next = lines[nl]; - if(!/\s/.test(next[0])) { - break; - } - line += next; - li = nl; - } - - // parse header - match = line.match(rHeader); - if(match) { - var header = {name: match[1], values: []}; - var values = match[2].split(','); - for(var vi = 0; vi < values.length; ++vi) { - header.values.push(ltrim(values[vi])); - } - - // Proc-Type must be the first header - if(!msg.procType) { - if(header.name !== 'Proc-Type') { - throw new Error('Invalid PEM formatted message. The first ' + - 'encapsulated header must be "Proc-Type".'); - } else if(header.values.length !== 2) { - throw new Error('Invalid PEM formatted message. The "Proc-Type" ' + - 'header must have two subfields.'); - } - msg.procType = {version: values[0], type: values[1]}; - } else if(!msg.contentDomain && header.name === 'Content-Domain') { - // special-case Content-Domain - msg.contentDomain = values[0] || ''; - } else if(!msg.dekInfo && header.name === 'DEK-Info') { - // special-case DEK-Info - if(header.values.length === 0) { - throw new Error('Invalid PEM formatted message. The "DEK-Info" ' + - 'header must have at least one subfield.'); - } - msg.dekInfo = {algorithm: values[0], parameters: values[1] || null}; - } else { - msg.headers.push(header); - } - } - - ++li; - } - - if(msg.procType === 'ENCRYPTED' && !msg.dekInfo) { - throw new Error('Invalid PEM formatted message. The "DEK-Info" ' + - 'header must be present if "Proc-Type" is "ENCRYPTED".'); - } - } - - if(rval.length === 0) { - throw new Error('Invalid PEM formatted message.'); - } - - return rval; -}; - -function foldHeader(header) { - var rval = header.name + ': '; - - // ensure values with CRLF are folded - var values = []; - var insertSpace = function(match, $1) { - return ' ' + $1; - }; - for(var i = 0; i < header.values.length; ++i) { - values.push(header.values[i].replace(/^(\S+\r\n)/, insertSpace)); - } - rval += values.join(',') + '\r\n'; - - // do folding - var length = 0; - var candidate = -1; - for(var i = 0; i < rval.length; ++i, ++length) { - if(length > 65 && candidate !== -1) { - var insert = rval[candidate]; - if(insert === ',') { - ++candidate; - rval = rval.substr(0, candidate) + '\r\n ' + rval.substr(candidate); - } else { - rval = rval.substr(0, candidate) + - '\r\n' + insert + rval.substr(candidate + 1); - } - length = (i - candidate - 1); - candidate = -1; - ++i; - } else if(rval[i] === ' ' || rval[i] === '\t' || rval[i] === ',') { - candidate = i; - } - } - - return rval; -} - -function ltrim(str) { - return str.replace(/^\s+/, ''); -} - -} // end module implementation - -/* ########## Begin module wrapper ########## */ -var name = 'pem'; -if(typeof define !== 'function') { - // NodeJS -> AMD - if(typeof module === 'object' && module.exports) { - var nodeJS = true; - define = function(ids, factory) { - factory(require, module); - }; - } else { - // <script> - if(typeof forge === 'undefined') { - forge = {}; - } - return initModule(forge); - } -} -// AMD -var deps; -var defineFunc = function(require, module) { - module.exports = function(forge) { - var mods = deps.map(function(dep) { - return require(dep); - }).concat(initModule); - // handle circular dependencies - forge = forge || {}; - forge.defined = forge.defined || {}; - if(forge.defined[name]) { - return forge[name]; - } - forge.defined[name] = true; - for(var i = 0; i < mods.length; ++i) { - mods[i](forge); - } - return forge[name]; - }; -}; -var tmpDefine = define; -define = function(ids, factory) { - deps = (typeof ids === 'string') ? factory.slice(2) : ids.slice(2); - if(nodeJS) { - delete define; - return tmpDefine.apply(null, Array.prototype.slice.call(arguments, 0)); - } - define = tmpDefine; - return define.apply(null, Array.prototype.slice.call(arguments, 0)); -}; -define(['require', 'module', './util'], function() { - defineFunc.apply(null, Array.prototype.slice.call(arguments, 0)); -}); -})(); |