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quake: fix unaligned accesses in model.c

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Allows playing registered episodes.

Change-Id: I20e1ca2000776a19767a9c3caef790d4f62ca188
This commit is contained in:
Franklin Wei 2019-07-20 20:40:51 -04:00
parent 2ca47176f9
commit ef9ee8935f
3 changed files with 198 additions and 119 deletions
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29
apps/plugins/sdl/progs/quake/common.h
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@ -88,12 +88,29 @@ void InsertLinkAfter (link_t *l, link_t *after);
extern qboolean bigendien;
extern short (*BigShort) (short l);
extern short (*LittleShort) (short l);
extern int (*BigLong) (int l);
extern int (*LittleLong) (int l);
extern float (*BigFloat) (float l);
extern float (*LittleFloat) (float l);
// not safe on unaligned data
extern short (*BigShort) (short l);
extern short (*LittleShort) (short l);
extern int (*BigLong) (int l);
extern int (*LittleLong) (int l);
extern float (*BigFloat) (float l);
extern float (*LittleFloat) (float l);
#define LittleShortUnaligned(x) ReadLittleShort(((char*)(&(x))))
#define BigShortUnaligned(x) ReadBigShort(((char*)&(x)))
#define LittleLongUnaligned(x) ReadLittleLong(((char*)&(x)))
#define BigLongUnaligned(x) ReadBigLong(((char*)&(x)))
#define LittleFloatUnaligned(x) ReadLittleFloat(((char*)&(x)))
#define BigFloatUnaligned(x) ReadBigFloat(((char*)&(x))
// for unaligned
short ReadBigShort (char *l);
short ReadLittleShort (char *l);
int ReadBigLong (char *l);
int ReadLittleLong (char *l);
float ReadBigFloat (char *l);
float ReadLittleFloat (char *l);
//============================================================================