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fix: make sure to use a 4-byte aligned input filesize so the filler

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adds the correct ammount of bytes.
This commit is contained in:
codestation 2011-10-04 11:52:30 -04:30
parent 1643c90c45
commit a41246dda0
2 changed files with 9 additions and 3 deletions
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8
src/crypt/Encrypter.java
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@ -67,6 +67,14 @@ public class Encrypter extends DecryptUtils implements DataKeys {
RandomAccessFile fileout = new RandomAccessFile(out, "rw");
int file_number = MHUtils.extractNumber(in);
long file_len = filein.length();
// adjust the filesize in case isn't 4-byte aligned since the
// encrypter works with 4-byte blocks, thx XanderXAJ for the hint :)
if(file_len % 4 > 0) {
file_len += 4 - (file_len % 4);
System.out.println("The file isn't 4-byte aligned, using " + file_len + "as file size");
}
long table_len = (MHUtils.getOffset(file_number + 1) << 11) - (MHUtils.getOffset(file_number) << 11);
int filler = (int) (table_len - file_len);
if(file_len < table_len) {

4
src/img/Gim.java
View file

@ -42,11 +42,9 @@ public class Gim extends MHUtils {
int palette_type;
int palette_count;
Vector<byte[]> palettedata;
//byte palettedata[][];
int max_colors;
int palette_number;
//int palettedata_count = 0;
public int load(InputStream in) throws EOFException, IOException {
int color_size;
@ -227,7 +225,7 @@ public class Gim extends MHUtils {
break;
}
switch(palette_type) {
switch(palette_type) {
case RGBA5650:
case RGBA5551:
case RGBA4444: