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authorLinuxWizard42 <computerwizard@linuxmail.org>2022-10-12 23:08:57 +0300
committerLinuxWizard42 <computerwizard@linuxmail.org>2022-10-12 23:08:57 +0300
commit726b81b19251674e149ccfbb1abacbd837fc6db0 (patch)
treefbdbb227dc01357eb76e8222d76185bc124c5ca6 /node_modules/sumchecker/index.js
parent34f0890e175698940d49238097579f44e4d78c89 (diff)
downloadFlashRunner-726b81b19251674e149ccfbb1abacbd837fc6db0.tar.gz
FlashRunner-726b81b19251674e149ccfbb1abacbd837fc6db0.tar.zst
Removed files that should not have been included in git
Diffstat (limited to 'node_modules/sumchecker/index.js')
-rw-r--r--node_modules/sumchecker/index.js176
1 files changed, 0 insertions, 176 deletions
diff --git a/node_modules/sumchecker/index.js b/node_modules/sumchecker/index.js
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--- a/node_modules/sumchecker/index.js
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-/*
-Copyright 2016 Mark Lee
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-'use strict'
-
-const debug = require('debug')('sumchecker')
-const crypto = require('crypto')
-const fs = require('fs')
-const path = require('path')
-const Promise = global.Promise || require('es6-promise').Promise
-
-const CHECKSUM_LINE = /^([\da-fA-F]+) ([ *])(.+)$/
-
-class ErrorWithFilename extends Error {
- constructor (filename) {
- super()
- this.filename = filename
- }
-}
-
-class ChecksumMismatchError extends ErrorWithFilename {
- constructor (filename) {
- super(filename)
- this.message = `Generated checksum for "${filename}" did not match expected checksum.`
- }
-}
-
-class ChecksumParseError extends Error {
- constructor (lineNumber, line) {
- super()
- this.lineNumber = lineNumber
- this.line = line
- this.message = `Could not parse checksum file at line ${lineNumber}: ${line}`
- }
-}
-
-class NoChecksumFoundError extends ErrorWithFilename {
- constructor (filename) {
- super(filename)
- this.message = `No checksum found in checksum file for "${filename}".`
- }
-}
-
-class ChecksumValidator {
- constructor (algorithm, checksumFilename, options) {
- this.algorithm = algorithm
- this.checksumFilename = checksumFilename
- this.checksums = null
-
- if (options && options.defaultTextEncoding) {
- this.defaultTextEncoding = options.defaultTextEncoding
- } else {
- this.defaultTextEncoding = 'utf8'
- }
- }
-
- encoding (binary) {
- return binary ? 'binary' : this.defaultTextEncoding
- }
-
- parseChecksumFile (data) {
- let that = this
- return new Promise((resolve, reject) => {
- debug('Parsing checksum file')
- that.checksums = {}
- let lineNumber = 0
- data.trim().split(/[\r\n]+/).forEach(line => {
- lineNumber += 1
- let result = CHECKSUM_LINE.exec(line)
- if (result === null) {
- debug(`Could not parse line number ${lineNumber}`)
- reject(new ChecksumParseError(lineNumber, line))
- } else {
- // destructuring isn't available until Node 6
- let filename = result[3]
- let isBinary = result[2] === '*'
- let checksum = result[1]
-
- that.checksums[filename] = [checksum, isBinary]
- }
- })
- debug('Parsed checksums:', that.checksums)
- resolve()
- })
- }
-
- readFile (filename, binary) {
- debug(`Reading "${filename} (binary mode: ${binary})"`)
- return new Promise((resolve, reject) => {
- fs.readFile(filename, this.encoding(binary), (err, data) => {
- if (err) {
- reject(err)
- } else {
- resolve(data)
- }
- })
- })
- }
-
- validate (baseDir, filesToCheck) {
- if (typeof filesToCheck === 'string') {
- filesToCheck = [filesToCheck]
- }
-
- return this.readFile(this.checksumFilename, false)
- .then(this.parseChecksumFile.bind(this))
- .then(() => {
- return this.validateFiles(baseDir, filesToCheck)
- })
- }
-
- validateFile (baseDir, filename) {
- return new Promise((resolve, reject) => {
- debug(`validateFile: ${filename}`)
-
- let metadata = this.checksums[filename]
- if (!metadata) {
- return reject(new NoChecksumFoundError(filename))
- }
-
- // destructuring isn't available until Node 6
- let checksum = metadata[0]
- let binary = metadata[1]
-
- let fullPath = path.resolve(baseDir, filename)
- debug(`Reading file with "${this.encoding(binary)}" encoding`)
- let stream = fs.createReadStream(fullPath, {encoding: this.encoding(binary)})
- let hasher = crypto.createHash(this.algorithm, {defaultEncoding: 'binary'})
- hasher.on('readable', () => {
- let data = hasher.read()
- if (data) {
- let calculated = data.toString('hex')
-
- debug(`Expected checksum: ${checksum}; Actual: ${calculated}`)
- if (calculated === checksum) {
- resolve()
- } else {
- reject(new ChecksumMismatchError(filename))
- }
- }
- })
- stream.pipe(hasher)
- })
- }
-
- validateFiles (baseDir, filesToCheck) {
- let that = this
- return Promise.all(filesToCheck.map((filename) => {
- return that.validateFile(baseDir, filename)
- }))
- }
-}
-
-let sumchecker = function sumchecker (algorithm, checksumFilename, baseDir, filesToCheck) {
- return new ChecksumValidator(algorithm, checksumFilename).validate(baseDir, filesToCheck)
-}
-
-sumchecker.ChecksumMismatchError = ChecksumMismatchError
-sumchecker.ChecksumParseError = ChecksumParseError
-sumchecker.ChecksumValidator = ChecksumValidator
-sumchecker.NoChecksumFoundError = NoChecksumFoundError
-
-module.exports = sumchecker