anthonycicc/UniPatcher
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Improved recognition of APS format

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This commit is contained in:
Boris Timofeev 2017-01-12 17:37:13 +03:00
parent 082d64894f
commit 3791fb5d29
1 changed files with 13 additions and 7 deletions
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20
app/src/main/java/org/emunix/unipatcher/patch/APS.java
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@ -36,7 +36,7 @@ public class APS extends Patch {
public static final int APS_GBA_PATCH = 2;
private static final byte[] APS_N64_MAGIC = {0x41, 0x50, 0x53, 0x31, 0x30}; // APS10
private static final byte[] APS_GBA_MAGIC = {0x41, 0x50, 0x53, 0x31, 0x00}; // APS1 TODO удалить 0x00
private static final byte[] APS_GBA_MAGIC = {0x41, 0x50, 0x53, 0x31}; // APS1
public APS(Context context, File patch, File rom, File output) {
super(context, patch, rom, output);
@ -57,16 +57,22 @@ public class APS extends Patch {
aps.apply();
}
public int checkAPS(File file) throws IOException {
public int checkAPS(File file) throws PatchException, IOException {
FileInputStream stream = null;
try {
stream = new FileInputStream(file);
byte[] magic = new byte[5];
stream.read(magic);
if (Arrays.equals(magic, APS_N64_MAGIC)) {
byte[] magicN64 = new byte[5];
int count = stream.read(magicN64);
if (count < 5)
throw new PatchException(context.getString(R.string.notify_error_not_aps_patch));
if (Arrays.equals(magicN64, APS_N64_MAGIC)) {
return APS_N64_PATCH;
} else if (Arrays.equals(magic, APS_GBA_MAGIC)) {
return APS_GBA_PATCH;
} else {
byte[] magicGBA = new byte[4];
System.arraycopy(magicN64, 0, magicGBA, 0, 4);
if (Arrays.equals(magicGBA, APS_GBA_MAGIC)) {
return APS_GBA_PATCH;
}
}
} finally {
IOUtils.closeQuietly(stream);