i_system.c -> cpp
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08e30ed2cb
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5 changed files with 2885 additions and 43 deletions
102
src/byteptr.h
102
src/byteptr.h
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@ -1,7 +1,8 @@
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// SONIC ROBO BLAST 2
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// DR. ROBOTNIK'S RING RACERS
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//-----------------------------------------------------------------------------
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// Copyright (C) 1998-2000 by DooM Legacy Team.
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// Copyright (C) 1999-2020 by Sonic Team Junior.
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// Copyright (C) 2024 by Kart Krew.
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// Copyright (C) 2020 by Sonic Team Junior.
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// Copyright (C) 2000 by DooM Legacy Team.
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//
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// This program is free software distributed under the
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// terms of the GNU General Public License, version 2.
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@ -14,6 +15,10 @@
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#ifndef __BYTEPTR_H__
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#define __BYTEPTR_H__
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#if defined (__alpha__) || defined (__arm__) || defined (__mips__) || defined (__ia64__) || defined (__clang__)
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#define DEALIGNED
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#endif
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#include "endian.h"
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#ifdef __cplusplus
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@ -24,36 +29,49 @@ extern "C" {
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//
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// Little-endian machines
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//
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#define WRITEUINT8(p,b) do { UINT8 *p_tmp = (void *)p; const UINT8 tv = ( UINT8)(b); memcpy(p, &tv, sizeof( UINT8)); p_tmp++; p = (void *)p_tmp; } while (0)
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#define WRITESINT8(p,b) do { SINT8 *p_tmp = (void *)p; const SINT8 tv = ( UINT8)(b); memcpy(p, &tv, sizeof( UINT8)); p_tmp++; p = (void *)p_tmp; } while (0)
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#define WRITEINT16(p,b) do { INT16 *p_tmp = (void *)p; const INT16 tv = ( INT16)(b); memcpy(p, &tv, sizeof( INT16)); p_tmp++; p = (void *)p_tmp; } while (0)
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#define WRITEUINT16(p,b) do { UINT16 *p_tmp = (void *)p; const UINT16 tv = ( UINT16)(b); memcpy(p, &tv, sizeof( UINT16)); p_tmp++; p = (void *)p_tmp; } while (0)
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#define WRITEINT32(p,b) do { INT32 *p_tmp = (void *)p; const INT32 tv = ( INT32)(b); memcpy(p, &tv, sizeof( INT32)); p_tmp++; p = (void *)p_tmp; } while (0)
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#define WRITEUINT32(p,b) do { UINT32 *p_tmp = (void *)p; const UINT32 tv = ( UINT32)(b); memcpy(p, &tv, sizeof( UINT32)); p_tmp++; p = (void *)p_tmp; } while (0)
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#define WRITECHAR(p,b) do { char *p_tmp = (void *)p; const char tv = ( char)(b); memcpy(p, &tv, sizeof( char)); p_tmp++; p = (void *)p_tmp; } while (0)
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#define WRITEFIXED(p,b) do { fixed_t *p_tmp = (void *)p; const fixed_t tv = (fixed_t)(b); memcpy(p, &tv, sizeof(fixed_t)); p_tmp++; p = (void *)p_tmp; } while (0)
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#define WRITEANGLE(p,b) do { angle_t *p_tmp = (void *)p; const angle_t tv = (angle_t)(b); memcpy(p, &tv, sizeof(angle_t)); p_tmp++; p = (void *)p_tmp; } while (0)
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#ifdef __GNUC__
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#define READUINT8(p) ({ UINT8 *p_tmp = (void *)p; UINT8 b; memcpy(&b, p, sizeof( UINT8)); p_tmp++; p = (void *)p_tmp; b; })
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#define READSINT8(p) ({ SINT8 *p_tmp = (void *)p; SINT8 b; memcpy(&b, p, sizeof( SINT8)); p_tmp++; p = (void *)p_tmp; b; })
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#define READINT16(p) ({ INT16 *p_tmp = (void *)p; INT16 b; memcpy(&b, p, sizeof( INT16)); p_tmp++; p = (void *)p_tmp; b; })
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#define READUINT16(p) ({ UINT16 *p_tmp = (void *)p; UINT16 b; memcpy(&b, p, sizeof( UINT16)); p_tmp++; p = (void *)p_tmp; b; })
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#define READINT32(p) ({ INT32 *p_tmp = (void *)p; INT32 b; memcpy(&b, p, sizeof( INT32)); p_tmp++; p = (void *)p_tmp; b; })
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#define READUINT32(p) ({ UINT32 *p_tmp = (void *)p; UINT32 b; memcpy(&b, p, sizeof( UINT32)); p_tmp++; p = (void *)p_tmp; b; })
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#define READCHAR(p) ({ char *p_tmp = (void *)p; char b; memcpy(&b, p, sizeof( char)); p_tmp++; p = (void *)p_tmp; b; })
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#define READFIXED(p) ({ fixed_t *p_tmp = (void *)p; fixed_t b; memcpy(&b, p, sizeof(fixed_t)); p_tmp++; p = (void *)p_tmp; b; })
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#define READANGLE(p) ({ angle_t *p_tmp = (void *)p; angle_t b; memcpy(&b, p, sizeof(angle_t)); p_tmp++; p = (void *)p_tmp; b; })
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#ifdef DEALIGNED
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#define WRITEUINT8(p,b) do { UINT8 *p_tmp = ( UINT8 *)p; const UINT8 tv = ( UINT8)(b); memcpy(p, &tv, sizeof( UINT8)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITESINT8(p,b) do { SINT8 *p_tmp = ( SINT8 *)p; const SINT8 tv = ( UINT8)(b); memcpy(p, &tv, sizeof( UINT8)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEINT16(p,b) do { INT16 *p_tmp = ( INT16 *)p; const INT16 tv = ( INT16)(b); memcpy(p, &tv, sizeof( INT16)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEUINT16(p,b) do { UINT16 *p_tmp = ( UINT16 *)p; const UINT16 tv = ( UINT16)(b); memcpy(p, &tv, sizeof( UINT16)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEINT32(p,b) do { INT32 *p_tmp = ( INT32 *)p; const INT32 tv = ( INT32)(b); memcpy(p, &tv, sizeof( INT32)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEUINT32(p,b) do { UINT32 *p_tmp = ( UINT32 *)p; const UINT32 tv = ( UINT32)(b); memcpy(p, &tv, sizeof( UINT32)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITECHAR(p,b) do { char *p_tmp = ( char *)p; const char tv = ( char)(b); memcpy(p, &tv, sizeof( char)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEFIXED(p,b) do { fixed_t *p_tmp = (fixed_t *)p; const fixed_t tv = (fixed_t)(b); memcpy(p, &tv, sizeof(fixed_t)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEANGLE(p,b) do { angle_t *p_tmp = (angle_t *)p; const angle_t tv = (angle_t)(b); memcpy(p, &tv, sizeof(angle_t)); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#else
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#define READUINT8(p) *(( UINT8 *)p)++
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#define READSINT8(p) *(( SINT8 *)p)++
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#define READINT16(p) *(( INT16 *)p)++
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#define READUINT16(p) *(( UINT16 *)p)++
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#define READINT32(p) *(( INT32 *)p)++
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#define READUINT32(p) *(( UINT32 *)p)++
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#define READCHAR(p) *(( char *)p)++
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#define READFIXED(p) *((fixed_t *)p)++
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#define READANGLE(p) *((angle_t *)p)++
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#define WRITEUINT8(p,b) do { UINT8 *p_tmp = ( UINT8 *)p; *p_tmp = ( UINT8)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITESINT8(p,b) do { SINT8 *p_tmp = ( SINT8 *)p; *p_tmp = ( SINT8)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEINT16(p,b) do { INT16 *p_tmp = ( INT16 *)p; *p_tmp = ( INT16)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEUINT16(p,b) do { UINT16 *p_tmp = ( UINT16 *)p; *p_tmp = ( UINT16)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEINT32(p,b) do { INT32 *p_tmp = ( INT32 *)p; *p_tmp = ( INT32)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEUINT32(p,b) do { UINT32 *p_tmp = ( UINT32 *)p; *p_tmp = ( UINT32)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITECHAR(p,b) do { char *p_tmp = ( char *)p; *p_tmp = ( char)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEFIXED(p,b) do { fixed_t *p_tmp = (fixed_t *)p; *p_tmp = (fixed_t)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#define WRITEANGLE(p,b) do { angle_t *p_tmp = (angle_t *)p; *p_tmp = (angle_t)(b); p_tmp++; *(void**)(&(p)) = (void *)p_tmp; } while (0)
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#endif
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// what is this?
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#if defined (__GNUC__) && defined (DEALIGNED)
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#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; })
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#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; })
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#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; })
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#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; })
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#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; })
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#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; })
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#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; })
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#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; })
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#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; })
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#else
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#define READUINT8(p) ((const UINT8*)(*(const void**)(&(p)) = (const void*)&((const UINT8*)(p))[1]))[-1]
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#define READSINT8(p) ((const SINT8*)(*(const void**)(&(p)) = (const void*)&((const SINT8*)(p))[1]))[-1]
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#define READINT16(p) ((const INT16*)(*(const void**)(&(p)) = (const void*)&((const INT16*)(p))[1]))[-1]
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#define READUINT16(p) ((const UINT16*)(*(const void**)(&(p)) = (const void*)&((const UINT16*)(p))[1]))[-1]
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#define READINT32(p) ((const INT32*)(*(const void**)(&(p)) = (const void*)&((const INT32*)(p))[1]))[-1]
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#define READUINT32(p) ((const UINT32*)(*(const void**)(&(p)) = (const void*)&((const UINT32*)(p))[1]))[-1]
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#define READCHAR(p) ((const char*)(*(const void**)(&(p)) = (const void*)&((const char*)(p))[1]))[-1]
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#define READFIXED(p) ((const fixed_t*)(*(const void**)(&(p)) = (const void*)&((const fixed_t*)(p))[1]))[-1]
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#define READANGLE(p) ((const angle_t*)(*(const void**)(&(p)) = (const void*)&((const angle_t*)(p))[1]))[-1]
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#endif
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#else //SRB2_BIG_ENDIAN
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@ -116,17 +134,19 @@ FUNCINLINE static ATTRINLINE UINT32 readulong(void *ptr)
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return (ucp[3] << 24) | (ucp[2] << 16) | (ucp[1] << 8) | ucp[0];
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}
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#define READUINT8(p) ((UINT8*)(p = (void*)&((UINT8*)p)[1]))[-1]
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#define READSINT8(p) ((SINT8*)(p = (void*)&((SINT8*)p)[1]))[-1]
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#define READINT16(p) readshort(&((INT16*)(p = (void*)&((INT16*)p)[1]))[-1])
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#define READUINT16(p) readushort(&((UINT16*)(p = (void*)&((UINT16*)p)[1]))[-1])
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#define READINT32(p) readlong(&((INT32*)(p = (void*)&((INT32*)p)[1]))[-1])
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#define READUINT32(p) readulong(&((UINT32*)(p = (void*)&((UINT32*)p)[1]))
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#define READCHAR(p) ((char*)(p = (void*)&((char*)p)[1]))[-1]
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#define READFIXED(p) readlong(&((fixed_t*)(p = (void*)&((fixed_t*)p)[1]))[-1])
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#define READANGLE(p) readulong(&((angle_t*)(p = (void*)&((angle_t*)p)[1]))[-1])
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#define READUINT8(p) ((const UINT8*)(p = (const void*)&((const UINT8*)p)[1]))[-1]
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#define READSINT8(p) ((const SINT8*)(p = (const void*)&((const SINT8*)p)[1]))[-1]
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#define READINT16(p) readshort(&((const INT16*)(p = (const void*)&((const INT16*)p)[1]))[-1])
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#define READUINT16(p) readushort(&((const UINT16*)(p = (const void*)&((const UINT16*)p)[1]))[-1])
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#define READINT32(p) readlong(&((const INT32*)(p = (const void*)&((const INT32*)p)[1]))[-1])
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#define READUINT32(p) readulong(&((const UINT32*)(p = (const void*)&((const UINT32*)p)[1]))
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#define READCHAR(p) ((const char*)(p = (const void*)&((const char*)p)[1]))[-1]
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#define READFIXED(p) readlong(&((const fixed_t*)(p = (const void*)&((const fixed_t*)p)[1]))[-1])
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#define READANGLE(p) readulong(&((const angle_t*)(p = (const void*)&((const angle_t*)p)[1]))[-1])
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#endif //SRB2_BIG_ENDIAN
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#undef DEALIGNED
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#define WRITESTRINGN(p, s, n) do { \
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size_t tmp_i; \
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\
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@ -5,7 +5,7 @@ target_sources(SRB2SDL2 PRIVATE
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ogl_sdl.c
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i_threads.c
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i_net.c
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i_system.c
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i_system.cpp
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i_main.c
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i_video.c
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dosstr.c
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@ -1,5 +1,5 @@
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i_net.c
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i_system.c
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i_system.cpp
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i_main.c
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i_video.c
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dosstr.c
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2822
src/sdl/i_system.cpp
Normal file
2822
src/sdl/i_system.cpp
Normal file
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