oss/RomPatcher.js
oss/RomPatcher.js
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patch creation can now create IPS patches if offsets are below format limit, rearranged files internally

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Marc Robledo 2020-05-02 12:10:46 +02:00
parent e5bc46d725
commit 8146f4860a
27 changed files with 190 additions and 171 deletions
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83
js/worker_apply.js Normal file
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/* Rom Patcher JS v20200502 - Marc Robledo 2016-2020 - http://www.marcrobledo.com/license */
self.importScripts(
'./MarcFile.js',
'./crc.js',
'./formats/ips.js',
'./formats/aps.js',
'./formats/ups.js',
'./formats/bps.js',
'./formats/rup.js',
'./formats/ppf.js',
'./formats/pmsr.js',
'./formats/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 errorMessage=false;
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(PMSR_MAGIC)){
patch=parseMODFile(patchFile);
}else if(header.startsWith(VCDIFF_MAGIC)){
patch=parseVCDIFF(patchFile);
}else{
errorMessage='error_invalid_patch';
}
//console.log('apply');
var patchedRom;
if(patch){
try{
patchedRom=patch.apply(romFile, event.data.validateChecksums);
}catch(evt){
errorMessage=evt.message;
}
}
//console.log('postMessage');
if(patchedRom){
self.postMessage(
{
romFileU8Array:event.data.romFileU8Array,
patchFileU8Array:event.data.patchFileU8Array,
patchedRomU8Array:patchedRom._u8array,
errorMessage:errorMessage
},
[
event.data.romFileU8Array.buffer,
event.data.patchFileU8Array.buffer,
patchedRom._u8array.buffer
]
);
}else{
self.postMessage(
{
romFileU8Array:event.data.romFileU8Array,
patchFileU8Array:event.data.patchFileU8Array,
errorMessage:errorMessage
},
[
event.data.romFileU8Array.buffer,
event.data.patchFileU8Array.buffer
]
);
}
};