Use a centralized packet framework

[gldbg.git] / source / gldecoder.c

diff --git a/source/gldecoder.c b/source/gldecoder.c
index 93a525876c64c4b033bb92cd6f770239fcbc2dd9..999acccc9cec140d141f5db97f878af136282cdf 100644 (file)
--- a/source/gldecoder.c
+++ b/source/gldecoder.c
@@ -1,7 +1,7 @@
 /* $Id$
 
 This file is part of gldbg
-Copyright © 2009  Mikko Rasa, Mikkosoft Productions
+Copyright © 2009-2010  Mikko Rasa, Mikkosoft Productions
 Distributed under the GPL
 */
 
@@ -9,6 +9,10 @@ Distributed under the GPL
 #include <string.h>
 #include "functions.h"
 #include "gldecoder.h"
+#include "packet.h"
+
+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 *))
 {
@@ -29,72 +33,48 @@ void gldecoder_delete(GlDecoder *dec)
        free(dec);
 }
 
-unsigned read_char(char *v, const char *data, unsigned len)
-{
-       *v = *data;
-       return 1;
-}
-
-unsigned read_short(short *v, const char *data, unsigned len)
-{
-       *v = *(short *)data;
-       return sizeof(short);
-}
-
-unsigned read_int(int *v, const char *data, unsigned len)
+int gldecoder_decode(GlDecoder *dec, const char *data, unsigned len)
 {
-       *v = *(int *)data;
-       return sizeof(int);
-}
+       GlPacket *pkt;
+       unsigned short func;
 
-unsigned read_long(long *v, const char *data, unsigned len)
-{
-       *v = *(long *)data;
-       return sizeof(long);
-}
+       pkt = packet_receive_str(data, &len);
+       if(!pkt)
+               return -1;
 
-unsigned read_ulong(unsigned long *v, const char *data, unsigned len)
-{
-       *v = *(unsigned long *)data;
-       return sizeof(unsigned long);
-}
+       packet_read_short(pkt, (short *)&func);
 
-unsigned read_longlong(long long *v, const char *data, unsigned len)
-{
-       *v = *(long long *)data;
-       return sizeof(long long);
-}
+       if(dec)
+       {
+               int ret = 0;
 
-unsigned read_float(float *v, const char *data, unsigned len)
-{
-       *v = *(float *)data;
-       return sizeof(float);
-}
+               if(func&0x8000)
+                       ret = decode_gldfunc(dec, func, pkt);
+               else
+                       ret = decode_func(dec, func, pkt);
+               if(ret<0)
+                       return -1;
+       }
 
-unsigned read_double(double *v, const char *data, unsigned len)
-{
-       *v = *(double *)data;
-       return sizeof(double);
+       return len;
 }
 
-unsigned read_pointer(void **v, const char *data, unsigned len)
-{
-       *v = *(void **)data;
-       return sizeof(void *);
-}
+#include "gensrc/gldecoder.funcs"
 
-unsigned read_data(const void **v, const char *data, unsigned len)
+static void decode_gldError(GlDecoder *dec, GlPacket *pkt)
 {
-       int vlen;
-       unsigned pos = 0;
-       pos += read_int(&vlen, data, len);
-       *v = data+pos;
-       return pos+vlen;
+       GLenum code;
+       packet_read_int(pkt, (int *)&code);
+       if(dec->gldError)
+               dec->gldError(dec->user_data, code);
 }
 
-unsigned read_string(const unsigned char **v, const char *data, unsigned len)
+static int decode_gldfunc(GlDecoder *dec, unsigned short func, GlPacket *pkt)
 {
-       return read_data((const void **)v, data, len);
+       switch(func)
+       {
+       case FUNC_GLDERROR: decode_gldError(dec, pkt); break;
+       default: return -1;
+       }
+       return 0;
 }
-
-#include "gldecoder.funcs"