Files
runelite/runescape-client/src/main/java/ArchiveDisk.java
Lucwousin e7a1983158 rev185
2019-10-31 16:57:45 +01:00

340 lines
9.5 KiB
Java

import java.io.EOFException;
import java.io.IOException;
import net.runelite.mapping.Export;
import net.runelite.mapping.Implements;
import net.runelite.mapping.ObfuscatedGetter;
import net.runelite.mapping.ObfuscatedName;
import net.runelite.mapping.ObfuscatedSignature;
@ObfuscatedName("ke")
@Implements("ArchiveDisk")
public final class ArchiveDisk {
@ObfuscatedName("a")
@Export("ArchiveDisk_buffer")
static byte[] ArchiveDisk_buffer;
@ObfuscatedName("t")
@ObfuscatedSignature(
signature = "Lmz;"
)
@Export("datFile")
BufferedFile datFile;
@ObfuscatedName("n")
@ObfuscatedSignature(
signature = "Lmz;"
)
@Export("idxFile")
BufferedFile idxFile;
@ObfuscatedName("q")
@ObfuscatedGetter(
intValue = 161703877
)
@Export("archive")
int archive;
@ObfuscatedName("v")
@ObfuscatedGetter(
intValue = -1904076189
)
@Export("maxEntrySize")
int maxEntrySize;
static {
ArchiveDisk_buffer = new byte[520];
}
@ObfuscatedSignature(
signature = "(ILmz;Lmz;I)V"
)
public ArchiveDisk(int var1, BufferedFile var2, BufferedFile var3, int var4) {
this.datFile = null;
this.idxFile = null;
this.maxEntrySize = 65000;
this.archive = var1;
this.datFile = var2;
this.idxFile = var3;
this.maxEntrySize = var4;
}
@ObfuscatedName("a")
@ObfuscatedSignature(
signature = "(II)[B",
garbageValue = "909989456"
)
@Export("read")
public byte[] read(int var1) {
synchronized(this.datFile) {
try {
Object var10000;
if (this.idxFile.length() < (long)(var1 * 6 + 6)) {
var10000 = null;
return (byte[])var10000;
} else {
this.idxFile.seek((long)(var1 * 6));
this.idxFile.read(ArchiveDisk_buffer, 0, 6);
int var3 = ((ArchiveDisk_buffer[0] & 255) << 16) + (ArchiveDisk_buffer[2] & 255) + ((ArchiveDisk_buffer[1] & 255) << 8);
int var4 = (ArchiveDisk_buffer[5] & 255) + ((ArchiveDisk_buffer[3] & 255) << 16) + ((ArchiveDisk_buffer[4] & 255) << 8);
if (var3 < 0 || var3 > this.maxEntrySize) {
var10000 = null;
return (byte[])var10000;
} else if (var4 <= 0 || (long)var4 > this.datFile.length() / 520L) {
var10000 = null;
return (byte[])var10000;
} else {
byte[] var5 = new byte[var3];
int var6 = 0;
int var7 = 0;
while (var6 < var3) {
if (var4 == 0) {
var10000 = null;
return (byte[])var10000;
}
this.datFile.seek(520L * (long)var4);
int var8 = var3 - var6;
int var9;
int var10;
int var11;
int var12;
byte var13;
if (var1 > 65535) {
if (var8 > 510) {
var8 = 510;
}
var13 = 10;
this.datFile.read(ArchiveDisk_buffer, 0, var13 + var8);
var9 = ((ArchiveDisk_buffer[1] & 255) << 16) + ((ArchiveDisk_buffer[0] & 255) << 24) + (ArchiveDisk_buffer[3] & 255) + ((ArchiveDisk_buffer[2] & 255) << 8);
var10 = (ArchiveDisk_buffer[5] & 255) + ((ArchiveDisk_buffer[4] & 255) << 8);
var11 = (ArchiveDisk_buffer[8] & 255) + ((ArchiveDisk_buffer[7] & 255) << 8) + ((ArchiveDisk_buffer[6] & 255) << 16);
var12 = ArchiveDisk_buffer[9] & 255;
} else {
if (var8 > 512) {
var8 = 512;
}
var13 = 8;
this.datFile.read(ArchiveDisk_buffer, 0, var8 + var13);
var9 = (ArchiveDisk_buffer[1] & 255) + ((ArchiveDisk_buffer[0] & 255) << 8);
var10 = (ArchiveDisk_buffer[3] & 255) + ((ArchiveDisk_buffer[2] & 255) << 8);
var11 = ((ArchiveDisk_buffer[5] & 255) << 8) + ((ArchiveDisk_buffer[4] & 255) << 16) + (ArchiveDisk_buffer[6] & 255);
var12 = ArchiveDisk_buffer[7] & 255;
}
if (var9 == var1 && var7 == var10 && var12 == this.archive) {
if (var11 >= 0 && (long)var11 <= this.datFile.length() / 520L) {
int var14 = var13 + var8;
for (int var15 = var13; var15 < var14; ++var15) {
var5[var6++] = ArchiveDisk_buffer[var15];
}
var4 = var11;
++var7;
continue;
}
var10000 = null;
return (byte[])var10000;
}
var10000 = null;
return (byte[])var10000;
}
byte[] var20 = var5;
return var20;
}
}
} catch (IOException var18) {
return null;
}
}
}
@ObfuscatedName("t")
@ObfuscatedSignature(
signature = "(I[BII)Z",
garbageValue = "434454104"
)
@Export("write")
public boolean write(int var1, byte[] var2, int var3) {
synchronized(this.datFile) {
if (var3 >= 0 && var3 <= this.maxEntrySize) {
boolean var5 = this.write0(var1, var2, var3, true);
if (!var5) {
var5 = this.write0(var1, var2, var3, false);
}
return var5;
} else {
throw new IllegalArgumentException("" + this.archive + ',' + var1 + ',' + var3);
}
}
}
@ObfuscatedName("n")
@ObfuscatedSignature(
signature = "(I[BIZI)Z",
garbageValue = "-498922457"
)
@Export("write0")
boolean write0(int var1, byte[] var2, int var3, boolean var4) {
synchronized(this.datFile) {
try {
int var6;
boolean var10000;
if (var4) {
if (this.idxFile.length() < (long)(var1 * 6 + 6)) {
var10000 = false;
return var10000;
}
this.idxFile.seek((long)(var1 * 6));
this.idxFile.read(ArchiveDisk_buffer, 0, 6);
var6 = (ArchiveDisk_buffer[5] & 255) + ((ArchiveDisk_buffer[3] & 255) << 16) + ((ArchiveDisk_buffer[4] & 255) << 8);
if (var6 <= 0 || (long)var6 > this.datFile.length() / 520L) {
var10000 = false;
return var10000;
}
} else {
var6 = (int)((this.datFile.length() + 519L) / 520L);
if (var6 == 0) {
var6 = 1;
}
}
ArchiveDisk_buffer[0] = (byte)(var3 >> 16);
ArchiveDisk_buffer[1] = (byte)(var3 >> 8);
ArchiveDisk_buffer[2] = (byte)var3;
ArchiveDisk_buffer[3] = (byte)(var6 >> 16);
ArchiveDisk_buffer[4] = (byte)(var6 >> 8);
ArchiveDisk_buffer[5] = (byte)var6;
this.idxFile.seek((long)(var1 * 6));
this.idxFile.write(ArchiveDisk_buffer, 0, 6);
int var7 = 0;
int var8 = 0;
while (true) {
if (var7 < var3) {
label170: {
int var9 = 0;
int var10;
if (var4) {
this.datFile.seek(520L * (long)var6);
int var11;
int var12;
if (var1 > 65535) {
try {
this.datFile.read(ArchiveDisk_buffer, 0, 10);
} catch (EOFException var17) {
break label170;
}
var10 = ((ArchiveDisk_buffer[1] & 255) << 16) + ((ArchiveDisk_buffer[0] & 255) << 24) + (ArchiveDisk_buffer[3] & 255) + ((ArchiveDisk_buffer[2] & 255) << 8);
var11 = (ArchiveDisk_buffer[5] & 255) + ((ArchiveDisk_buffer[4] & 255) << 8);
var9 = (ArchiveDisk_buffer[8] & 255) + ((ArchiveDisk_buffer[7] & 255) << 8) + ((ArchiveDisk_buffer[6] & 255) << 16);
var12 = ArchiveDisk_buffer[9] & 255;
} else {
try {
this.datFile.read(ArchiveDisk_buffer, 0, 8);
} catch (EOFException var16) {
break label170;
}
var10 = (ArchiveDisk_buffer[1] & 255) + ((ArchiveDisk_buffer[0] & 255) << 8);
var11 = (ArchiveDisk_buffer[3] & 255) + ((ArchiveDisk_buffer[2] & 255) << 8);
var9 = ((ArchiveDisk_buffer[5] & 255) << 8) + ((ArchiveDisk_buffer[4] & 255) << 16) + (ArchiveDisk_buffer[6] & 255);
var12 = ArchiveDisk_buffer[7] & 255;
}
if (var10 != var1 || var8 != var11 || var12 != this.archive) {
var10000 = false;
return var10000;
}
if (var9 < 0 || (long)var9 > this.datFile.length() / 520L) {
var10000 = false;
return var10000;
}
}
if (var9 == 0) {
var4 = false;
var9 = (int)((this.datFile.length() + 519L) / 520L);
if (var9 == 0) {
++var9;
}
if (var6 == var9) {
++var9;
}
}
if (var1 > 65535) {
if (var3 - var7 <= 510) {
var9 = 0;
}
ArchiveDisk_buffer[0] = (byte)(var1 >> 24);
ArchiveDisk_buffer[1] = (byte)(var1 >> 16);
ArchiveDisk_buffer[2] = (byte)(var1 >> 8);
ArchiveDisk_buffer[3] = (byte)var1;
ArchiveDisk_buffer[4] = (byte)(var8 >> 8);
ArchiveDisk_buffer[5] = (byte)var8;
ArchiveDisk_buffer[6] = (byte)(var9 >> 16);
ArchiveDisk_buffer[7] = (byte)(var9 >> 8);
ArchiveDisk_buffer[8] = (byte)var9;
ArchiveDisk_buffer[9] = (byte)this.archive;
this.datFile.seek((long)var6 * 520L);
this.datFile.write(ArchiveDisk_buffer, 0, 10);
var10 = var3 - var7;
if (var10 > 510) {
var10 = 510;
}
this.datFile.write(var2, var7, var10);
var7 += var10;
} else {
if (var3 - var7 <= 512) {
var9 = 0;
}
ArchiveDisk_buffer[0] = (byte)(var1 >> 8);
ArchiveDisk_buffer[1] = (byte)var1;
ArchiveDisk_buffer[2] = (byte)(var8 >> 8);
ArchiveDisk_buffer[3] = (byte)var8;
ArchiveDisk_buffer[4] = (byte)(var9 >> 16);
ArchiveDisk_buffer[5] = (byte)(var9 >> 8);
ArchiveDisk_buffer[6] = (byte)var9;
ArchiveDisk_buffer[7] = (byte)this.archive;
this.datFile.seek((long)var6 * 520L);
this.datFile.write(ArchiveDisk_buffer, 0, 8);
var10 = var3 - var7;
if (var10 > 512) {
var10 = 512;
}
this.datFile.write(var2, var7, var10);
var7 += var10;
}
var6 = var9;
++var8;
continue;
}
}
var10000 = true;
return var10000;
}
} catch (IOException var18) {
return false;
}
}
}
public String toString() {
return "" + this.archive;
}
}