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script: fix undefined error.

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Signed-off-by: Fedor Indutny <fedor@indutny.com>
This commit is contained in:
Christopher Jeffrey 2014-05-14 15:08:53 -05:00 committed by Fedor Indutny
parent f737532e83
commit d5f29c37b4
2 changed files with 8 additions and 2 deletions
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4
lib/bcoin/script.js
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@ -35,12 +35,12 @@ script.decode = function decode(s) {
opcodes.push(s.slice(i, i + len)); opcodes.push(s.slice(i, i + len));
i += 2 + len; i += 2 + len;
} else if (opcode === 'pushdata2') { } else if (opcode === 'pushdata2') {
var len = readU16(s, i); var len = utils.readU16(s, i);
i += 2; i += 2;
opcodes.push(s.slice(i, i + len)); opcodes.push(s.slice(i, i + len));
i += len; i += len;
} else if (opcode === 'pushdata4') { } else if (opcode === 'pushdata4') {
var len = readU32(s, i); var len = utils.readU32(s, i);
i += 4; i += 4;
opcodes.push(s.slice(i, i + len)); opcodes.push(s.slice(i, i + len));
i += len; i += len;

6
lib/bcoin/utils.js
View File

@ -134,6 +134,12 @@ utils.dsha256 = function dsha256(data, enc) {
return utils.sha256(utils.sha256(data, enc)); return utils.sha256(utils.sha256(data, enc));
}; };
utils.readU16 = function readU16(arr, off) {
if (!off)
off = 0;
return arr[off] | (arr[off + 1] << 8);
};
utils.readU32 = function readU32(arr, off) { utils.readU32 = function readU32(arr, off) {
if (!off) if (!off)
off = 0; off = 0;