OS threading, DVD I/O, Endianness fixes, ARAM emulation, GX vertex fix

Major changes:

- Implement Big-Endian to Little-Endian byte-swapping for all RARC archive
  types (JKRCompArchive, JKRMemArchive, JKRDvdArchive, JKRAramArchive)
- Implement DVD file I/O via DvdEmu (DVDOpen, DVDFastOpen, DVDReadPrio,
  DVDReadAsyncPrio, DVDConvertPathToEntrynum)
- Fix YAZ0 decompression endianness in JKRDvdRipper, JKRDecomp, JKRAram,
  and JKRDvdAramRipper (use JKRDecompExpandSize instead of direct header read)
- Emulate ARAM with 16MB malloc buffer and synchronous memcpy in ARQPostRequest
  instead of hardware DMA transfers that hang on PC
- Add real OS threading implementation (OSContext, OSThread, OSMutex) using
  native Windows threads with side-table pattern for GC struct compatibility
- Fix font endianness for JUTResFont and JUTCacheFont
- Redirect GXVert.h to Aurora's PC implementation to prevent FIFO writes to
  the GameCube hardware address 0xCC008000
- Add Z-buffer texture format support (GX_TF_Z24X8, GX_TF_Z16, GX_TF_Z8)
  in Aurora's texture converter

src/JSystem/JKernel/JKRAram.cpp

@@ -351,7 +351,8 @@ int decompSZS_subroutine(u8* src, u8* dest) {
     }
 
     SYaz0Header* header = (SYaz0Header*)src;
-    endPtr = dest + (header->length - fileOffset);
+    u32 decompressedLength = JKRDecompExpandSize(src);
+    endPtr = dest + (decompressedLength - fileOffset);
     if (endPtr > dest + maxDest) {
         endPtr = dest + maxDest;
     }

src/JSystem/JKernel/JKRAramArchive.cpp

@@ -121,6 +121,7 @@ bool JKRAramArchive::open(s32 entryNum) {
         JKRDvdToMainRam(entryNum, (u8*)mem, EXPAND_SWITCH_UNKNOWN1, 32, NULL,
                         JKRDvdRipper::ALLOC_DIRECTION_FORWARD, 0, &mCompression, NULL);
         DCInvalidateRange(mem, 32);
+        JKRSwapArcHeader(mem);
         int alignment = mMountDirection == MOUNT_DIRECTION_HEAD ? 32 : -32;
         u32 alignedSize = ALIGN_NEXT(mem->file_data_offset, 32);
         mArcInfoBlock = (SArcDataInfo*)JKRAllocFromHeap(mHeap, alignedSize, alignment);
@@ -130,6 +131,7 @@ bool JKRAramArchive::open(s32 entryNum) {
             JKRDvdToMainRam(entryNum, (u8*)mArcInfoBlock, EXPAND_SWITCH_UNKNOWN1, alignedSize, NULL,
                             JKRDvdRipper::ALLOC_DIRECTION_FORWARD, 32, NULL, NULL);
             DCInvalidateRange(mArcInfoBlock, alignedSize);
+            JKRSwapArchiveMemory(mArcInfoBlock);
 
             mNodes = (SDIDirEntry*)((u8*)mArcInfoBlock + mArcInfoBlock->node_offset);
             mFiles = (SDIFileEntry*)((u8*)mArcInfoBlock + mArcInfoBlock->file_entry_offset);

src/JSystem/JKernel/JKRCompArchive.cpp

@@ -88,6 +88,7 @@ bool JKRCompArchive::open(s32 entryNum) {
 
         JKRDvdToMainRam(entryNum, (u8 *)arcHeader, EXPAND_SWITCH_UNKNOWN1, 32, NULL, JKRDvdRipper::ALLOC_DIRECTION_FORWARD, 0, &mCompression, NULL);
         DCInvalidateRange(arcHeader, 32);
+        JKRSwapArcHeader(arcHeader);
 
         mSizeOfMemPart = arcHeader->field_0x14;
         mSizeOfAramPart = arcHeader->field_0x18;
@@ -108,6 +109,7 @@ bool JKRCompArchive::open(s32 entryNum) {
                 JKRDvdToMainRam(entryNum, (u8 *)mArcInfoBlock, EXPAND_SWITCH_UNKNOWN1, (uintptr_t)arcHeader->file_data_offset + mSizeOfMemPart,
                                 NULL, JKRDvdRipper::ALLOC_DIRECTION_FORWARD, 0x20, NULL, NULL);
                 DCInvalidateRange(mArcInfoBlock, (uintptr_t)arcHeader->file_data_offset + mSizeOfMemPart);
+                JKRSwapArchiveMemory(mArcInfoBlock);
                 field_0x64 = (uintptr_t)mArcInfoBlock + arcHeader->file_data_offset;
 
                 if (mSizeOfAramPart != 0) {
@@ -156,6 +158,7 @@ bool JKRCompArchive::open(s32 entryNum) {
                     else {
                         // arcHeader + 1 should lead to 0x20, which is the data after the header
                         JKRHeap::copyMemory((u8 *)mArcInfoBlock, arcHeader + 1, (arcHeader->file_data_offset + mSizeOfMemPart));
+                        JKRSwapArchiveMemory(mArcInfoBlock);
                         field_0x64 = (uintptr_t)mArcInfoBlock + arcHeader->file_data_offset;
                         if (mSizeOfAramPart != 0) {
                             mAramPart = (JKRAramBlock*)JKRAllocFromAram(mSizeOfAramPart, JKRAramHeap::HEAD);

src/JSystem/JKernel/JKRDecomp.cpp

@@ -206,7 +206,7 @@ void JKRDecomp::decodeSZS(u8* src_buffer, u8* dst_buffer, u32 srcSize, u32 dstSi
     s32 chunkBitsLeft = 0;
     s32 chunkBits;
 
-    decompEnd = dst_buffer + *(int*)(src_buffer + 4) - dstSize;
+    decompEnd = dst_buffer + JKRDecompExpandSize(src_buffer) - dstSize;
 
     if (srcSize == 0) {
         return;

src/JSystem/JKernel/JKRDvdAramRipper.cpp

@@ -329,7 +329,8 @@ static int decompSZS_subroutine(u8* src, u32 dest) {
     }
 
     SYaz0Header* header = (SYaz0Header*)src;
-    endAddr = dest + (header->length - fileOffset);
+    u32 decompressedLength = JKRDecompExpandSize(src);
+    endAddr = dest + (decompressedLength - fileOffset);
     if (endAddr > dest + maxDest) {
         endAddr = dest + maxDest;
     }

src/JSystem/JKernel/JKRDvdArchive.cpp

@@ -76,6 +76,7 @@ bool JKRDvdArchive::open(s32 entryNum) {
     JKRDvdToMainRam(entryNum, (u8*)arcHeader, EXPAND_SWITCH_UNKNOWN1, sizeof(SArcHeader), NULL,
                     JKRDvdRipper::ALLOC_DIRECTION_FORWARD, 0, &mCompression, NULL);
     DCInvalidateRange(arcHeader, sizeof(SArcHeader));
+    JKRSwapArcHeader(arcHeader);
 
     int alignment;
     alignment = mMountDirection == MOUNT_DIRECTION_HEAD ? 0x20 : -0x20;
@@ -90,6 +91,7 @@ bool JKRDvdArchive::open(s32 entryNum) {
                     arcHeader->file_data_offset, NULL, JKRDvdRipper::ALLOC_DIRECTION_FORWARD,
                     sizeof(SArcHeader), NULL, NULL);
     DCInvalidateRange(mArcInfoBlock, arcHeader->file_data_offset);
+    JKRSwapArchiveMemory(mArcInfoBlock);
 
     mNodes = (SDIDirEntry*)((intptr_t)&mArcInfoBlock->num_nodes + mArcInfoBlock->node_offset);
     mFiles = (SDIFileEntry*)((intptr_t)&mArcInfoBlock->num_nodes + mArcInfoBlock->file_entry_offset);

src/JSystem/JKernel/JKRDvdRipper.cpp

@@ -329,7 +329,8 @@ int decompSZS_subroutine(u8* src, u8* dest) {
     }
 
     SYaz0Header* header = (SYaz0Header*)src;
-    endPtr = dest + (header->length - fileOffset);
+    u32 decompressedLength = JKRDecompExpandSize(src);
+    endPtr = dest + (decompressedLength - fileOffset);
     if (endPtr > dest + maxDest) {
         endPtr = dest + maxDest;
     }

src/JSystem/JKernel/JKRMemArchive.cpp

@@ -89,8 +89,10 @@ bool JKRMemArchive::open(s32 entryNum, JKRArchive::EMountDirection mountDirectio
         mMountMode = UNKNOWN_MOUNT_MODE;
     }
     else {
+        JKRSwapArcHeader(mArcHeader);
         JUT_ASSERT(438, mArcHeader->signature == 'RARC');
         mArcInfoBlock = (SArcDataInfo *)((u8 *)mArcHeader + mArcHeader->header_length);
+        JKRSwapArchiveMemory(mArcInfoBlock);
         mNodes = (SDIDirEntry *)((u8 *)&mArcInfoBlock->num_nodes + mArcInfoBlock->node_offset);
         mFiles = (SDIFileEntry *)((u8 *)&mArcInfoBlock->num_nodes + mArcInfoBlock->file_entry_offset);
         mStringTable = (char *)((u8 *)&mArcInfoBlock->num_nodes + mArcInfoBlock->string_table_offset);
@@ -111,8 +113,10 @@ bool JKRMemArchive::open(s32 entryNum, JKRArchive::EMountDirection mountDirectio
 
 bool JKRMemArchive::open(void* buffer, u32 bufferSize, JKRMemBreakFlag flag) {
     mArcHeader = (SArcHeader *)buffer;
+    JKRSwapArcHeader(mArcHeader);
     JUT_ASSERT(491, mArcHeader->signature == 'RARC');
     mArcInfoBlock = (SArcDataInfo *)((u8 *)mArcHeader + mArcHeader->header_length);
+    JKRSwapArchiveMemory(mArcInfoBlock);
     mNodes = (SDIDirEntry *)((u8 *)&mArcInfoBlock->num_nodes + mArcInfoBlock->node_offset);
     mFiles = (SDIFileEntry *)((u8 *)&mArcInfoBlock->num_nodes + mArcInfoBlock->file_entry_offset);
     mStringTable = (char *)((u8 *)&mArcInfoBlock->num_nodes + mArcInfoBlock->string_table_offset);