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Let READ macros be used with const pointers

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James R 2024-02-11 05:39:18 -08:00
parent 6d64d15216
commit c0b823fe6a
1 changed files with 27 additions and 27 deletions
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54
src/byteptr.h
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@ -52,25 +52,25 @@ extern "C" {
// what is this?
#if defined (__GNUC__) && defined (DEALIGNED)
#define READUINT8(p) ({ UINT8 *p_tmp = (UINT8 *)p; UINT8 b; memcpy(&b, p, sizeof( UINT8)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READSINT8(p) ({ SINT8 *p_tmp = (SINT8 *)p; SINT8 b; memcpy(&b, p, sizeof( SINT8)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READINT16(p) ({ INT16 *p_tmp = (INT16 *)p; INT16 b; memcpy(&b, p, sizeof( INT16)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READUINT16(p) ({ UINT16 *p_tmp = (UINT16 *)p; UINT16 b; memcpy(&b, p, sizeof( UINT16)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READINT32(p) ({ INT32 *p_tmp = (INT32 *)p; INT32 b; memcpy(&b, p, sizeof( INT32)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READUINT32(p) ({ UINT32 *p_tmp = (UINT32 *)p; UINT32 b; memcpy(&b, p, sizeof( UINT32)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READCHAR(p) ({ char *p_tmp = (char *)p; char b; memcpy(&b, p, sizeof( char)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READFIXED(p) ({ fixed_t *p_tmp = (fixed_t *)p; fixed_t b; memcpy(&b, p, sizeof(fixed_t)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READANGLE(p) ({ angle_t *p_tmp = (angle_t *)p; angle_t b; memcpy(&b, p, sizeof(angle_t)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; b; })
#define READUINT8(p) ({ const UINT8 *p_tmp = (const UINT8 *)p; UINT8 b; memcpy(&b, p, sizeof( UINT8)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#define READSINT8(p) ({ const SINT8 *p_tmp = (const SINT8 *)p; SINT8 b; memcpy(&b, p, sizeof( SINT8)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#define READINT16(p) ({ const INT16 *p_tmp = (const INT16 *)p; INT16 b; memcpy(&b, p, sizeof( INT16)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#define READUINT16(p) ({ const UINT16 *p_tmp = (const UINT16 *)p; UINT16 b; memcpy(&b, p, sizeof( UINT16)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#define READINT32(p) ({ const INT32 *p_tmp = (const INT32 *)p; INT32 b; memcpy(&b, p, sizeof( INT32)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#define READUINT32(p) ({ const UINT32 *p_tmp = (const UINT32 *)p; UINT32 b; memcpy(&b, p, sizeof( UINT32)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#define READCHAR(p) ({ const char *p_tmp = (const char *)p; char b; memcpy(&b, p, sizeof( char)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#define READFIXED(p) ({ const fixed_t *p_tmp = (const fixed_t *)p; fixed_t b; memcpy(&b, p, sizeof(fixed_t)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#define READANGLE(p) ({ const angle_t *p_tmp = (const angle_t *)p; angle_t b; memcpy(&b, p, sizeof(angle_t)); p_tmp++; *(const void**)(&(p)) = (const void *)p_tmp; b; })
#else
#define READUINT8(p) ((UINT8*)(*(void**)(&(p)) = (void*)&((UINT8*)(p))[1]))[-1]
#define READSINT8(p) ((SINT8*)(*(void**)(&(p)) = (void*)&((SINT8*)(p))[1]))[-1]
#define READINT16(p) ((INT16*)(*(void**)(&(p)) = (void*)&((INT16*)(p))[1]))[-1]
#define READUINT16(p) ((UINT16*)(*(void**)(&(p)) = (void*)&((UINT16*)(p))[1]))[-1]
#define READINT32(p) ((INT32*)(*(void**)(&(p)) = (void*)&((INT32*)(p))[1]))[-1]
#define READUINT32(p) ((UINT32*)(*(void**)(&(p)) = (void*)&((UINT32*)(p))[1]))[-1]
#define READCHAR(p) ((char*)(*(void**)(&(p)) = (void*)&((char*)(p))[1]))[-1]
#define READFIXED(p) ((fixed_t*)(*(void**)(&(p)) = (void*)&((fixed_t*)(p))[1]))[-1]
#define READANGLE(p) ((angle_t*)(*(void**)(&(p)) = (void*)&((angle_t*)(p))[1]))[-1]
#define READUINT8(p) ((const UINT8*)(*(const void**)(&(p)) = (const void*)&((const UINT8*)(p))[1]))[-1]
#define READSINT8(p) ((const SINT8*)(*(const void**)(&(p)) = (const void*)&((const SINT8*)(p))[1]))[-1]
#define READINT16(p) ((const INT16*)(*(const void**)(&(p)) = (const void*)&((const INT16*)(p))[1]))[-1]
#define READUINT16(p) ((const UINT16*)(*(const void**)(&(p)) = (const void*)&((const UINT16*)(p))[1]))[-1]
#define READINT32(p) ((const INT32*)(*(const void**)(&(p)) = (const void*)&((const INT32*)(p))[1]))[-1]
#define READUINT32(p) ((const UINT32*)(*(const void**)(&(p)) = (const void*)&((const UINT32*)(p))[1]))[-1]
#define READCHAR(p) ((const char*)(*(const void**)(&(p)) = (const void*)&((const char*)(p))[1]))[-1]
#define READFIXED(p) ((const fixed_t*)(*(const void**)(&(p)) = (const void*)&((const fixed_t*)(p))[1]))[-1]
#define READANGLE(p) ((const angle_t*)(*(const void**)(&(p)) = (const void*)&((const angle_t*)(p))[1]))[-1]
#endif
#else //SRB2_BIG_ENDIAN
@ -133,15 +133,15 @@ FUNCINLINE static ATTRINLINE UINT32 readulong(void *ptr)
return (ucp[3] << 24) | (ucp[2] << 16) | (ucp[1] << 8) | ucp[0];
}
#define READUINT8(p) ((UINT8*)(p = (void*)&((UINT8*)p)[1]))[-1]
#define READSINT8(p) ((SINT8*)(p = (void*)&((SINT8*)p)[1]))[-1]
#define READINT16(p) readshort(&((INT16*)(p = (void*)&((INT16*)p)[1]))[-1])
#define READUINT16(p) readushort(&((UINT16*)(p = (void*)&((UINT16*)p)[1]))[-1])
#define READINT32(p) readlong(&((INT32*)(p = (void*)&((INT32*)p)[1]))[-1])
#define READUINT32(p) readulong(&((UINT32*)(p = (void*)&((UINT32*)p)[1]))
#define READCHAR(p) ((char*)(p = (void*)&((char*)p)[1]))[-1]
#define READFIXED(p) readlong(&((fixed_t*)(p = (void*)&((fixed_t*)p)[1]))[-1])
#define READANGLE(p) readulong(&((angle_t*)(p = (void*)&((angle_t*)p)[1]))[-1])
#define READUINT8(p) ((const UINT8*)(p = (const void*)&((const UINT8*)p)[1]))[-1]
#define READSINT8(p) ((const SINT8*)(p = (const void*)&((const SINT8*)p)[1]))[-1]
#define READINT16(p) readshort(&((const INT16*)(p = (const void*)&((const INT16*)p)[1]))[-1])
#define READUINT16(p) readushort(&((const UINT16*)(p = (const void*)&((const UINT16*)p)[1]))[-1])
#define READINT32(p) readlong(&((const INT32*)(p = (const void*)&((const INT32*)p)[1]))[-1])
#define READUINT32(p) readulong(&((const UINT32*)(p = (const void*)&((const UINT32*)p)[1]))
#define READCHAR(p) ((const char*)(p = (const void*)&((const char*)p)[1]))[-1]
#define READFIXED(p) readlong(&((const fixed_t*)(p = (const void*)&((const fixed_t*)p)[1]))[-1])
#define READANGLE(p) readulong(&((const angle_t*)(p = (const void*)&((const angle_t*)p)[1]))[-1])
#endif //SRB2_BIG_ENDIAN
#undef DEALIGNED