oss/RomPatcher.js
oss/RomPatcher.js
1
0
Fork 0
mirror of https://github.com/marcrobledo/RomPatcher.js.git synced 2025-06-27 16:25:54 +00:00
Code Wiki Activity

added RUP/PPF/xdelta support, added webworkers for a huge performance boost, added localization, other small fixes

Browse source
This commit is contained in:
Marc Robledo 2019-04-17 21:43:53 +02:00
parent 9d85db3baa
commit e7d2bccc47
19 changed files with 3016 additions and 1750 deletions
Download patch file Download diff file Expand all files Collapse all files

62
worker_apply.js Normal file
View file

@ -0,0 +1,62 @@
/* Rom Patcher JS v20181018 - Marc Robledo 2016-2018 - http://www.marcrobledo.com/license */
self.importScripts(
'./MarcFile.js',
'./crc.js',
'./ips.js',
'./aps.js',
'./ups.js',
'./bps.js',
'./rup.js',
'./ppf.js',
'./vcdiff.js'
);
self.onmessage = event => { // listen for messages from the main thread
var romFile=new MarcFile(event.data.romFileU8Array);
var patchFile=new MarcFile(event.data.patchFileU8Array);
var patch;
var header=patchFile.readString(6);
if(header.startsWith(IPS_MAGIC)){
patch=parseIPSFile(patchFile);
}else if(header.startsWith(UPS_MAGIC)){
patch=parseUPSFile(patchFile);
}else if(header.startsWith(APS_MAGIC)){
patch=parseAPSFile(patchFile);
}else if(header.startsWith(BPS_MAGIC)){
patch=parseBPSFile(patchFile);
}else if(header.startsWith(RUP_MAGIC)){
patch=parseRUPFile(patchFile);
}else if(header.startsWith(PPF_MAGIC)){
patch=parsePPFFile(patchFile);
}else if(header.startsWith(VCDIFF_MAGIC)){
patch=parseVCDIFF(patchFile);
}else{
throw new Error('error_invalid_patch');
}
//console.log('apply');
var patchedRom;
try{
patchedRom=patch.apply(romFile, event.data.validateChecksums);
}catch(e){
throw e;
}
//console.log('postMessage');
self.postMessage(
{
//romFileU8Array:event.data.romFileU8Array,
//patchFileU8Array:event.data.patchFileU8Array,
patchedRomU8Array:patchedRom._u8array
},
[
//event.data.romFileU8Array.buffer,
//event.data.patchFileU8Array.buffer,
patchedRom._u8array.buffer
]
);
};