oss/RomPatcher.js
oss/RomPatcher.js
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show expected ROM source if patch can validate source, for issue #69

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This commit is contained in:
Marc Robledo 2024-07-21 11:12:39 +02:00
parent 0992132c57
commit c1293bb3ed
8 changed files with 91 additions and 9 deletions
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8
js/formats/bps.js
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@ -1,4 +1,4 @@
/* BPS module for Rom Patcher JS v20180930 - Marc Robledo 2016-2018 - http://www.marcrobledo.com/license */
/* BPS module for Rom Patcher JS v20240721 - Marc Robledo 2016-2024 - http://www.marcrobledo.com/license */
/* File format specification: https://www.romhacking.net/documents/746/ */
const BPS_MAGIC='BPS1';
@ -25,6 +25,12 @@ BPS.prototype.toString=function(){
return s
}
BPS.prototype.validateSource=function(romFile,headerSize){return this.sourceChecksum===crc32(romFile, headerSize)}
BPS.prototype.getValidationInfo=function(){
return [{
'type':'CRC32',
'value':padZeroes(this.sourceChecksum,4)
}]
}
BPS.prototype.apply=function(romFile, validate){
if(validate && !this.validateSource(romFile)){
throw new Error('error_crc_input');