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  • License MIT

Strict DER signature encoding/decoding.

Package Exports

  • bip66

This package does not declare an exports field, so the exports above have been automatically detected and optimized by JSPM instead. If any package subpath is missing, it is recommended to post an issue to the original package (bip66) to support the "exports" field. If that is not possible, create a JSPM override to customize the exports field for this package.

Readme

bip66

TRAVIS NPM

js-standard-style

Strict DER signature encoding/decoding.t

See bip66.

Example

var bip66 = require('bip66')
var r = new Buffer('1ea1fdff81b3a271659df4aad19bc4ef83def389131a36358fe64b245632e777', 'hex')
var s = new Buffer('29e164658be9ce810921bf81d6b86694785a79ea1e52dbfa5105148d1f0bc1', 'hex')

bip66.encode(r, s)
// Buffer <30 43 02 20 1e a1 fd ff 81 b3 a2 71 65 9d f4 aa d1 9b c4 ef 83 de f3 89 13 1a 36 35 8f e6 4b 24 56 32 e7 77 02 1f 29 e1 64 65 8b e9 ce 81 09 21 bf 81 d6 b8 66 94 78 5a 79 ea 1e 52 db fa 51 05 14 8d 1f 0b c1>

var signature = new Buffer('304302201ea1fdff81b3a271659df4aad19bc4ef83def389131a36358fe64b245632e777021f29e164658be9ce810921bf81d6b86694785a79ea1e52dbfa5105148d1f0bc1', 'hex')
bip66.decode(
// => {
//	r: Buffer <1e a1 fd ff 81 b3 a2 71 65 9d f4 aa d1 9b c4 ef 83 de f3 89 13 1a 36 35 8f e6 4b 24 56 32 e7 77>,
//	s: Buffer <29 e1 64 65 8b e9 ce 81 09 21 bf 81 d6 b8 66 94 78 5a 79 ea 1e 52 db fa 51 05 14 8d 1f 0b c1>
// }

A catch-all exception regex:

/Expected DER (integer|sequence)|(R|S) value (excessively padded|is negative)|(R|S|DER sequence) length is (zero|too short|too long|invalid)/

LICENSE MIT