X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Kernel%2Fdrvutil.c;h=1bc6b785fae836613e4b81fe3c64714e4dc55fb7;hb=7e5607004c3221d55c7992148b2f0d958cf28533;hp=99d02f6235e0b2a69349e8a0ab16ef815cbf6a5f;hpb=b98fbd4e9c71447d81fc9bd643fb174c76346e0f;p=tpg%2Facess2.git

diff --git a/Kernel/drvutil.c b/Kernel/drvutil.c
index 99d02f62..1bc6b785 100644
--- a/Kernel/drvutil.c
+++ b/Kernel/drvutil.c
@@ -12,20 +12,21 @@
 Uint64 DrvUtil_Video_2DStream(void *Ent, void *Buffer, int Length,
 	tDrvUtil_Video_2DHandlers *Handlers, int SizeofHandlers)
 {
-	Uint8	*stream = Buffer;
+	void	*stream = Buffer;
 	 int	rem = Length;
 	 int	op;
 	while( rem )
 	{
 		rem --;
-		op = *stream++;
+		op = *(Uint8*)stream;
+		stream = (void*)((tVAddr)stream + 1);
 		
 		if(op > NUM_VIDEO_2DOPS) {
 			Log_Warning("DrvUtil", "DrvUtil_Video_2DStream: Unknown"
 				" operation %i", op);
 		}
 		
-		if(op*4 > SizeofHandlers) {
+		if(op*sizeof(void*) > SizeofHandlers) {
 			Log_Warning("DrvUtil", "DrvUtil_Video_2DStream: Driver does"
 				" not support op %i", op);
 			return Length-rem;
@@ -46,13 +47,13 @@ Uint64 DrvUtil_Video_2DStream(void *Ent, void *Buffer, int Length,
 			
 			Handlers->Fill(
 				Ent,
-				*(Uint16*)(&stream[0]), *(Uint16*)(&stream[2]),
-				*(Uint16*)(&stream[4]), *(Uint16*)(&stream[6]),
-				*(Uint32*)(&stream[8])
+				((Uint16*)stream)[0], ((Uint16*)stream)[1],
+				((Uint16*)stream)[2], ((Uint16*)stream)[3],
+				((Uint32*)stream)[2]
 				);
 			
 			rem -= 12;
-			stream += 12;
+			stream = (void*)((tVAddr)stream + 12);
 			break;
 		
 		case VIDEO_2DOP_BLIT:
@@ -66,13 +67,13 @@ Uint64 DrvUtil_Video_2DStream(void *Ent, void *Buffer, int Length,
 			
 			Handlers->Blit(
 				Ent,
-				*(Uint16*)(&stream[0]), *(Uint16*)(&stream[2]),
-				*(Uint16*)(&stream[4]), *(Uint16*)(&stream[6]),
-				*(Uint16*)(&stream[8]), *(Uint16*)(&stream[10])
+				((Uint16*)stream)[0], ((Uint16*)stream)[1],
+				((Uint16*)stream)[2], ((Uint16*)stream)[3],
+				((Uint16*)stream)[4], ((Uint16*)stream)[5]
 				);
 			
 			rem -= 12;
-			stream += 12;
+			stream = (void*)((tVAddr)stream + 12);
 			break;
 		
 		}
@@ -112,7 +113,7 @@ Uint64 DrvUtil_ReadBlock(Uint64 Start, Uint64 Length, void *Buffer,
 			return leading;
 		}
 		
-		Buffer += leading;
+		Buffer = (Uint8*)Buffer + leading;
 		block ++;
 		num = ( Length - leading ) / BlockSize;
 		tailings = Length - num * BlockSize - leading;
@@ -138,7 +139,7 @@ Uint64 DrvUtil_ReadBlock(Uint64 Start, Uint64 Length, void *Buffer,
 	{
 		LOG("Reading %i bytes from last block", tailings);
 		block += num;
-		Buffer += num * BlockSize;
+		Buffer = (Uint8*)Buffer + num * BlockSize;
 		ret = ReadBlocks(block, 1, tmp, Argument);
 		if(ret != 1) {
 			LEAVE('X', leading + num * BlockSize);
@@ -191,7 +192,7 @@ Uint64 DrvUtil_WriteBlock(Uint64 Start, Uint64 Length, void *Buffer,
 			return leading;
 		}
 		
-		Buffer += leading;
+		Buffer = (Uint8*)Buffer + leading;
 		block ++;
 		num = ( Length - leading ) / BlockSize;
 		tailings = Length - num * BlockSize - leading;
@@ -217,7 +218,7 @@ Uint64 DrvUtil_WriteBlock(Uint64 Start, Uint64 Length, void *Buffer,
 	{
 		LOG("Writing %i bytes to last block", tailings);
 		block += num;
-		Buffer += num * BlockSize;
+		Buffer = (Uint8*)Buffer + num * BlockSize;
 		// Read
 		ret = ReadBlocks(block, 1, tmp, Argument);
 		if(ret != 1) {