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This commit is contained in:
Daniel Huigens
2018-07-05 13:44:33 +02:00
parent 1101a05b10
commit ca537e439d
21 changed files with 354 additions and 171 deletions
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19
src/encoding/armor.js
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@@ -118,19 +118,14 @@ function addheader(customComment) {
/**
* Calculates a checksum over the given data and returns it base64 encoded
* @param {String} data Data to create a CRC-24 checksum for
* @returns {String} Base64 encoded checksum
* @param {String | ReadableStream<String>} data Data to create a CRC-24 checksum for
* @returns {String | ReadableStream<String>} Base64 encoded checksum
*/
function getCheckSum(data) {
const crc = createcrc24(data);
return base64.encode(crc);
}
/**
* Internal function to calculate a CRC-24 checksum over a given string (data)
* @param {String} data Data to create a CRC-24 checksum for
* @returns {Integer} The CRC-24 checksum as number
*/
const crc_table = [
0x00000000, 0x00864cfb, 0x018ad50d, 0x010c99f6, 0x0393e6e1, 0x0315aa1a, 0x021933ec, 0x029f7f17, 0x07a18139,
0x0727cdc2, 0x062b5434, 0x06ad18cf, 0x043267d8, 0x04b42b23, 0x05b8b2d5, 0x053efe2e, 0x0fc54e89, 0x0f430272,
@@ -166,6 +161,11 @@ const crc_table = [
0x57dd8538
];
/**
* Internal function to calculate a CRC-24 checksum over a given string (data)
* @param {String | ReadableStream<String>} data Data to create a CRC-24 checksum for
* @returns {Uint8Array | ReadableStream<Uint8Array>} The CRC-24 checksum
*/
function createcrc24(input) {
let crc = 0xB704CE;
return stream.transform(input, value => {
@@ -197,7 +197,8 @@ function verifyHeaders(headers) {
* the encoded bytes
* @param {String} text OpenPGP armored message
* @returns {Object} An object with attribute "text" containing the message text,
* an attribute "data" containing the bytes and "type" for the ASCII armor type
* an attribute "data" containing a stream of bytes and "type" for the ASCII armor type
* @async
* @static
*/
function dearmor(input) {
@@ -310,7 +311,7 @@ function dearmor(input) {
* @param {Integer} partindex
* @param {Integer} parttotal
* @param {String} customComment (optional) additional comment to add to the armored string
* @returns {String} Armored text
* @returns {String | ReadableStream<String>} Armored text
* @static
*/
function armor(messagetype, body, partindex, parttotal, customComment) {

8
src/encoding/base64.js
View File

@@ -23,9 +23,9 @@ const b64u = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_';
/**
* Convert binary array to radix-64
* @param {Uint8Array} t Uint8Array to convert
* @param {Uint8Array | ReadableStream<Uint8Array>} t Uint8Array to convert
* @param {bool} u if true, output is URL-safe
* @returns {string} radix-64 version of input string
* @returns {String | ReadableStream<String>} radix-64 version of input string
* @static
*/
function s2r(t, u = false) {
@@ -92,9 +92,9 @@ function s2r(t, u = false) {
/**
* Convert radix-64 to binary array
* @param {String} t radix-64 string to convert
* @param {String | ReadableStream<String>} t radix-64 string to convert
* @param {bool} u if true, input is interpreted as URL-safe
* @returns {Uint8Array} binary array version of input string
* @returns {Uint8Array | ReadableStream<Uint8Array>} binary array version of input string
* @static
*/
function r2s(t, u) {