X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fgldecoder.c;h=35a365a76fff1735a19069cb76a0c0078fea7f2f;hb=efd709c6cdac15b7823e80ed64e448003aea835d;hp=85d089d2034af846d3d7c990db52db680d40ea66;hpb=0cdc7b50b0e7758a1660c94be664a810504a88f4;p=gldbg.git

diff --git a/source/gldecoder.c b/source/gldecoder.c
index 85d089d..35a365a 100644
--- a/source/gldecoder.c
+++ b/source/gldecoder.c
@@ -1,18 +1,11 @@
-/* $Id$
-
-This file is part of gldbg
-Copyright © 2009  Mikko Rasa, Mikkosoft Productions
-Distributed under the GPL
-*/
-
 #include <stdlib.h>
 #include <string.h>
 #include "functions.h"
 #include "gldecoder.h"
+#include "packet.h"
 
-static unsigned read_short(short *, const char *);
-static unsigned read_int(int *, const char *);
-static int decode_func(GlDecoder *, short, const char *);
+static int decode_func(GlDecoder *, unsigned short, GlPacket *);
+static int decode_gldfunc(GlDecoder *, unsigned short, GlPacket *);
 
 GlDecoder *gldecoder_new(void *user_data, void (*destroy)(void *))
 {
@@ -35,92 +28,61 @@ void gldecoder_delete(GlDecoder *dec)
 
 int gldecoder_decode(GlDecoder *dec, const char *data, unsigned len)
 {
-	unsigned pos = 0;
-	int pktlen;
-	short func;
-	int ret;
+	GlPacket *pkt;
+	unsigned short func;
 
-	if(len<sizeof(int)+sizeof(short))
+	pkt = packet_receive_str(data, &len);
+	if(!pkt)
 		return -1;
-	pos += read_int(&pktlen, data);
-	if(len<pktlen)
-		return -1;
-	pos += read_short(&func, data+pos);
-	ret = decode_func(dec, func, data+pos);
-	if(ret<0)
-		return -1;
-	return pos+ret;
-}
-
-static unsigned read_char(char *v, const char *data)
-{
-	*v = *data;
-	return 1;
-}
 
-static unsigned read_short(short *v, const char *data)
-{
-	*v = *(short *)data;
-	return sizeof(short);
-}
-
-static unsigned read_int(int *v, const char *data)
-{
-	*v = *(int *)data;
-	return sizeof(int);
-}
+	packet_read_short(pkt, (short *)&func);
 
-static unsigned read_long(long *v, const char *data)
-{
-	*v = *(long *)data;
-	return sizeof(long);
-}
+	int ret = 0;
 
-static unsigned read_ulong(unsigned long *v, const char *data)
-{
-	*v = *(unsigned long *)data;
-	return sizeof(unsigned long);
-}
+	if(func&0x8000)
+		ret = decode_gldfunc(dec, func, pkt);
+	else
+		ret = decode_func(dec, func, pkt);
+	if(ret<0)
+		return -1;
 
-static unsigned read_longlong(long long *v, const char *data)
-{
-	*v = *(long long *)data;
-	return sizeof(long long);
+	return len;
 }
 
-static unsigned read_float(float *v, const char *data)
-{
-	*v = *(float *)data;
-	return sizeof(float);
-}
+typedef const void *pointer;
+typedef const char *string;
 
-static unsigned read_double(double *v, const char *data)
-{
-	*v = *(double *)data;
-	return sizeof(double);
-}
+#include "gensrc/gldecoder.funcs"
 
-static unsigned read_pointer(void **v, const char *data)
+static void decode_gldError(GlDecoder *dec, GlPacket *pkt)
 {
-	*v = *(void **)data;
-	return sizeof(void *);
+	GLenum code;
+	packet_read_int(pkt, (int *)&code);
+	if(dec->gldError)
+		dec->gldError(dec->user_data, code);
+	else if(dec->unhandled)
+		dec->unhandled(dec->user_data, FUNC_GLDERROR);
 }
 
-static unsigned read_data(const void **v, const char *data)
+static void decode_gldBreak(GlDecoder *dec, GlPacket *pkt)
 {
-	int vlen;
-	unsigned pos = 0;
-	pos += read_int(&vlen, data);
-	if(vlen)
-		*v = data+pos;
-	else
-		*v = NULL;
-	return pos+vlen;
+	unsigned short func;
+	unsigned char flag;
+	packet_read_short(pkt, (short *)&func);
+	packet_read_char(pkt, (char *)&flag);
+	if(dec->gldBreak)
+		dec->gldBreak(dec->user_data, func, flag);
+	else if(dec->unhandled)
+		dec->unhandled(dec->user_data, FUNC_GLDBREAK);
 }
 
-static unsigned read_string(const unsigned char **v, const char *data)
+static int decode_gldfunc(GlDecoder *dec, unsigned short func, GlPacket *pkt)
 {
-	return read_data((const void **)v, data);
+	switch(func)
+	{
+	case FUNC_GLDERROR: decode_gldError(dec, pkt); break;
+	case FUNC_GLDBREAK: decode_gldBreak(dec, pkt); break;
+	default: return -1;
+	}
+	return 0;
 }
-
-#include "gldecoder.funcs"