oss/RomPatcher.js
oss/RomPatcher.js
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improved SNES header check

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Marc Robledo 2018-09-20 00:44:01 +02:00
parent e70052e963
commit 860a2c33c4
3 changed files with 15 additions and 10 deletions
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21
RomPatcher.js
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@ -1,5 +1,9 @@
/* RomPatcher.js v20180511 - Marc Robledo 2016-2018 - http://www.marcrobledo.com/license */ /* RomPatcher.js v20180920 - Marc Robledo 2016-2018 - http://www.marcrobledo.com/license */
var MAX_ROM_SIZE=33554432; var MAX_ROM_SIZE=33554432;
var MORE_SNES_SIZES_HEADERLESS=[786432,1310720,1572864,2621440,3145728,5242880,6291456];
var romFile, headeredRomFile, unheaderedRomFile, patch, romFile1, romFile2, tempFile; var romFile, headeredRomFile, unheaderedRomFile, patch, romFile1, romFile2, tempFile;
/* Shortcuts */ /* Shortcuts */
function addEvent(e,ev,f){e.addEventListener(ev,f,false)} function addEvent(e,ev,f){e.addEventListener(ev,f,false)}
@ -29,10 +33,10 @@ addEvent(window,'load',function(){
unheaderedRomFile=null; unheaderedRomFile=null;
headeredRomFile=null; headeredRomFile=null;
if(isSnesRom(romFile.fileName) && isPowerOfTwo(romFile.fileSize)){ if(isSNESHeaderless(romFile)){
el('row-addheader').style.display='flex'; el('row-addheader').style.display='flex';
el('row-removeheader').style.display='none'; el('row-removeheader').style.display='none';
}else if(isSnesRom(romFile.fileName) && isHeadered(romFile.fileSize, 512)){ }else if(isSNESHeadered(romFile)){
el('row-addheader').style.display='none'; el('row-addheader').style.display='none';
el('row-removeheader').style.display='flex'; el('row-removeheader').style.display='flex';
}else{ }else{
@ -91,9 +95,10 @@ addEvent(window,'load',function(){
//setTab(1); //setTab(1);
}); });
function isSnesRom(fileName){return /\.(smc|sfc|fig|swc)$/.test(fileName)} function isPowerOfTwo(romFile){return romFile.fileSize && (romFile.fileSize & (romFile.fileSize-1))===0}
function isPowerOfTwo(fileSize){return (fileSize & (fileSize-1))===0} function isSNESExtension(romFile){return /\.(smc|sfc|fig|swc)$/.test(romFile.fileName)}
function isHeadered(fileSize,headerSize){return isPowerOfTwo(fileSize-headerSize)} function isSNESHeaderless(romFile){return isSNESExtension(romFile) && (isPowerOfTwo(romFile) || MORE_SNES_SIZES_HEADERLESS.indexOf(romFile.fileSize)>=0)}
function isSNESHeadered(romFile){return isSNESExtension(romFile) && (isPowerOfTwo(romFile.fileSize-512) || MORE_SNES_SIZES_HEADERLESS.indexOf(romFile.fileSize-512)>=0)}
function updateChecksums(file){ function updateChecksums(file){
@ -127,8 +132,8 @@ function _readPatchFile(){
patch=readAPSFile(tempFile); patch=readAPSFile(tempFile);
}else if(tempFile.readString(0,4)===BPS_MAGIC){ }else if(tempFile.readString(0,4)===BPS_MAGIC){
patch=readBPSFile(tempFile); patch=readBPSFile(tempFile);
}/*else if(tempFile.readString(0,4)===APSGBA_MAGIC){ }/*else if(tempFile.readInt(0)===XDELTA_MAGIC){
patch=readAPSGBAFile(tempFile); patch=readXDeltaFile(tempFile);
}*/else { }*/else {
MarcDialogs.alert('Invalid IPS/UPS/APS/BPS file'); MarcDialogs.alert('Invalid IPS/UPS/APS/BPS file');
} }

2
_cache_service_worker.js
View file

@ -12,7 +12,7 @@ limitations under the License.
mod by marcrobledo, original from: https://github.com/GoogleChrome/samples/blob/gh-pages/service-worker/basic/service-worker.js mod by marcrobledo, original from: https://github.com/GoogleChrome/samples/blob/gh-pages/service-worker/basic/service-worker.js
*/ */
const PRECACHE_ID='v20180919'; const PRECACHE_ID='v20180920';
const PRECACHE_FILES=[ const PRECACHE_FILES=[
'index.html','./', 'index.html','./',
'RomPatcher.css', 'RomPatcher.css',

2
index.html
View file

@ -103,7 +103,7 @@
<!-- FOOTER --> <!-- FOOTER -->
<footer> <footer>
Rom Patcher JS <small>rev20180919</small> by <a href="/">Marc Robledo</a> Rom Patcher JS <small>rev20180920</small> by <a href="/">Marc Robledo</a>
<br /> <br />
<i class="icon github"></i> <a href="https://github.com/marcrobledo/RomPatcher.js/" target="_blank">See on GitHub</a> <i class="icon github"></i> <a href="https://github.com/marcrobledo/RomPatcher.js/" target="_blank">See on GitHub</a>
<i class="icon heart"></i> <a href="https://www.paypal.me/marcrobledo/5" target="_blank" rel="nofollow">Donate</a> <i class="icon heart"></i> <a href="https://www.paypal.me/marcrobledo/5" target="_blank" rel="nofollow">Donate</a>