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Tidied up local and global variables for Mach-o

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This commit is contained in:
n1073645 2019-11-15 09:26:49 +00:00
parent 7c25e29515
commit acf5c733c2
1 changed files with 8 additions and 6 deletions
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14
src/core/lib/FileSignatures.mjs
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@ -2737,6 +2737,11 @@ export function extractZIP(bytes, offset) {
*/ */
export function extractMACHO(bytes, offset) { export function extractMACHO(bytes, offset) {
// Magic bytes.
const MHCIGAM64 = "207250237254";
const MHMAGIC64 = "254237250207";
const MHCIGAM = "206250237254";
/** /**
* Checks to see if the file is 64-bit. * Checks to see if the file is 64-bit.
@ -2771,6 +2776,9 @@ export function extractMACHO(bytes, offset) {
*/ */
function dumpSegmentCommands(stream, offset, isSwap, ncmds) { function dumpSegmentCommands(stream, offset, isSwap, ncmds) {
let total = 0; let total = 0;
const LCSEGEMENT64 = 0x19;
const LCSEGEMENT = 0x1;
for (let i = 0; i < ncmds; i++) { for (let i = 0; i < ncmds; i++) {
// Move to start of segment. // Move to start of segment.
@ -2820,12 +2828,6 @@ export function extractMACHO(bytes, offset) {
} }
const MHCIGAM64 = "207250237254";
const MHMAGIC64 = "254237250207";
const MHCIGAM = "206250237254";
const LCSEGEMENT64 = 0x19;
const LCSEGEMENT = 0x1;
const stream = new Stream(bytes.slice(offset)); const stream = new Stream(bytes.slice(offset));
const magic = stream.getBytes(4).join(""); const magic = stream.getBytes(4).join("");