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531 lines
15 KiB
531 lines
15 KiB
#ifndef __glos_h_
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#define __glos_h_
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/*
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** Copyright 1991, 1992, 1993, Silicon Graphics, Inc.
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** All Rights Reserved.
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**
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** This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
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** the contents of this file may not be disclosed to third parties, copied or
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** duplicated in any form, in whole or in part, without the prior written
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** permission of Silicon Graphics, Inc.
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**
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** RESTRICTED RIGHTS LEGEND:
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** Use, duplication or disclosure by the Government is subject to restrictions
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** as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
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** and Computer Software clause at DFARS 252.227-7013, and/or in similar or
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** successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
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** rights reserved under the Copyright Laws of the United States.
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*/
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#include <nt.h>
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#include <stdlib.h>
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#include <ntrtl.h>
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#include <nturtl.h>
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#include <stddef.h>
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#include <windows.h>
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#include "glscreen.h"
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#include "types.h"
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// Indicator of which platform we're running on,
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// uses the VER_PLATFORM defines
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extern DWORD dwPlatformId;
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//
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// LocalRtlFillMemoryUlong
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//
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// Inline implementation of RtlFillMemoryUlong. Destination has DWORD
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// alignment.
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//
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// Parameters:
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//
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// Destination pointer to DWORD aligned destination
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// Length number of bytes to fill
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// Pattern fill pattern
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//
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_inline VOID LocalRtlFillMemoryUlong(PVOID Destination, ULONG Length,
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ULONG Pattern)
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{
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if ((Pattern == 0) || (Pattern == 0xffffffff))
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memset(Destination, Pattern, Length);
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else {
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register ULONG *pDest = (ULONG *)Destination;
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LONG unroll;
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Length >>= 2;
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for (unroll = Length >> 5; unroll; unroll--) {
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pDest[0] = Pattern; pDest[1] = Pattern;
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pDest[2] = Pattern; pDest[3] = Pattern;
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pDest[4] = Pattern; pDest[5] = Pattern;
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pDest[6] = Pattern; pDest[7] = Pattern;
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pDest[8] = Pattern; pDest[9] = Pattern;
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pDest[10] = Pattern; pDest[11] = Pattern;
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pDest[12] = Pattern; pDest[13] = Pattern;
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pDest[14] = Pattern; pDest[15] = Pattern;
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pDest[16] = Pattern; pDest[17] = Pattern;
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pDest[18] = Pattern; pDest[19] = Pattern;
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pDest[20] = Pattern; pDest[21] = Pattern;
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pDest[22] = Pattern; pDest[23] = Pattern;
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pDest[24] = Pattern; pDest[25] = Pattern;
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pDest[26] = Pattern; pDest[27] = Pattern;
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pDest[28] = Pattern; pDest[29] = Pattern;
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pDest[30] = Pattern; pDest[31] = Pattern;
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pDest += 32;
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}
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for (unroll = (Length & 0x1f) >> 2; unroll; unroll--) {
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pDest[0] = Pattern; pDest[1] = Pattern;
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pDest[2] = Pattern; pDest[3] = Pattern;
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pDest += 4;
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}
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for (unroll = (Length & 0x3) - 1; unroll >= 0; unroll--)
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pDest[unroll] = Pattern;
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}
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}
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//
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// LocalCompareUlongMemory
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//
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// Inline implementation of RtlCompareUlongMemory. Both pointers
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// must have DWORD alignment.
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//
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// Returns TRUE if the two source arrays are equal. FALSE otherwise.
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//
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// Parameters:
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//
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// Source1 pointer to DWORD aligned array to check
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// Source1 pointer to DWORD aligned array to compare with
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// Length number of bytes to fill
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//
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_inline BOOL LocalCompareUlongMemory(PVOID Source1, PVOID Source2,
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ULONG Length)
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{
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register ULONG *pSrc1 = (ULONG *) Source1;
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register ULONG *pSrc2 = (ULONG *) Source2;
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LONG unroll;
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BOOL bRet = FALSE;
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Length >>= 2;
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for (unroll = Length >> 5; unroll; unroll--) {
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if ( (pSrc1[0] != pSrc2[0]) || (pSrc1[1] != pSrc2[1]) ||
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(pSrc1[2] != pSrc2[2]) || (pSrc1[3] != pSrc2[3]) ||
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(pSrc1[4] != pSrc2[4]) || (pSrc1[5] != pSrc2[5]) ||
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(pSrc1[6] != pSrc2[6]) || (pSrc1[7] != pSrc2[7]) ||
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(pSrc1[8] != pSrc2[8]) || (pSrc1[9] != pSrc2[9]) ||
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(pSrc1[10] != pSrc2[10]) || (pSrc1[11] != pSrc2[11]) ||
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(pSrc1[12] != pSrc2[12]) || (pSrc1[13] != pSrc2[13]) ||
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(pSrc1[14] != pSrc2[14]) || (pSrc1[15] != pSrc2[15]) ||
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(pSrc1[16] != pSrc2[16]) || (pSrc1[17] != pSrc2[17]) ||
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(pSrc1[18] != pSrc2[18]) || (pSrc1[19] != pSrc2[19]) ||
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(pSrc1[20] != pSrc2[20]) || (pSrc1[21] != pSrc2[21]) ||
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(pSrc1[22] != pSrc2[22]) || (pSrc1[23] != pSrc2[23]) ||
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(pSrc1[24] != pSrc2[24]) || (pSrc1[25] != pSrc2[25]) ||
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(pSrc1[26] != pSrc2[26]) || (pSrc1[27] != pSrc2[27]) ||
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(pSrc1[28] != pSrc2[28]) || (pSrc1[29] != pSrc2[29]) ||
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(pSrc1[30] != pSrc2[30]) || (pSrc1[31] != pSrc2[31]) )
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goto LocalRtlCompareUlongMemory_exit;
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pSrc1 += 32;
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pSrc2 += 32;
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}
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for (unroll = (Length & 0x1f) >> 2; unroll; unroll--) {
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if ( (pSrc1[0] != pSrc2[0]) || (pSrc1[1] != pSrc2[1]) ||
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(pSrc1[2] != pSrc2[2]) || (pSrc1[3] != pSrc2[3]) )
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goto LocalRtlCompareUlongMemory_exit;
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pSrc1 += 4;
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pSrc2 += 4;
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}
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for (unroll = (Length & 0x3) - 1; unroll >= 0; unroll--)
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if ( pSrc1[unroll] != pSrc2[unroll] )
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goto LocalRtlCompareUlongMemory_exit;
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bRet = TRUE; // return TRUE if memory is identical
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LocalRtlCompareUlongMemory_exit:
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return bRet;
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}
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//
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// LocalRtlFillMemoryUshort
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//
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// Inline implementation of USHORT equivalent to RtlFillMemoryUlong,
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// RtlFillMemoryUshort (does not currently exist in NT). WORD alignment
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// assumed for Destination.
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//
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// Parameters:
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//
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// Destination pointer to USHORT aligned destination
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// Length number of bytes to fill
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// Pattern fill pattern
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//
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_inline VOID LocalRtlFillMemoryUshort(PVOID Destination, ULONG Length,
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USHORT Pattern)
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{
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if ( Length == 0 )
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return;
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// If odd WORD, make it DWORD aligned by writing a WORD up front.
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if ( ((ULONG_PTR) Destination) & 0x2 )
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{
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*((USHORT *) Destination)++ = Pattern;
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Length -= sizeof(USHORT);
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if ( Length == 0 )
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return;
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}
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// Now the Destination start is DWORD aligned. If the remaining length
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// is an odd number of WORDs, we will need to pick up an extra WORD write
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// at the end.
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if ((Pattern == 0x0000) || (Pattern == 0xffff))
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memset(Destination, Pattern, Length);
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else {
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ULONG ulPattern = Pattern | (Pattern << 16);
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ULONG cjDwords;
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// Do what we can with DWORD writes.
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if ( cjDwords = (Length & (~3)) )
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{
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LocalRtlFillMemoryUlong((PVOID) Destination, cjDwords, ulPattern);
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((BYTE *) Destination) += cjDwords;
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}
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// Pick up the last WORD.
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if ( Length & 3 )
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*((USHORT *) Destination) = Pattern;
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}
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}
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//
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// LocalRtlFillMemory24
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//
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// Inline implementation of 24bit equivalent to RtlFillMemoryUlong,
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// No assumptions made about alignment.
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// Parameters:
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//
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// Destination pointer to destination
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// Length number of bytes to fill
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// col0, col1, col2 Colors
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//
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_inline VOID LocalRtlFillMemory24(PVOID Destination, ULONG Length,
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BYTE col0, BYTE col1, BYTE col2)
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{
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BYTE col[3];
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if ( Length == 0 )
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return;
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// Check for special cases, same valued components
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if ((col0 == col1) && (col0 == col2)) {
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memset(Destination, col0, Length);
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} else { //Other colors
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ULONG ulPat1, ulPat2, ulPat3;
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int rem;
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int i, tmp;
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register ULONG *pDest;
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register BYTE *pByte = (BYTE *)Destination;
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LONG unroll;
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// If not DWORD aligned, make it DWORD aligned.
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tmp = (int)((ULONG_PTR) Destination & 0x3);
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switch ( 4 - tmp ) {
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case 1:
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*pByte++ = col0;
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Length--;
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ulPat1 = (col1 << 24) | (col0 << 16) | (col2 << 8) | col1;
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ulPat2 = (col2 << 24) | (col1 << 16) | (col0 << 8) | col2;
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ulPat3 = (col0 << 24) | (col2 << 16) | (col1 << 8) | col0;
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break;
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case 2:
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*pByte++ = col0;
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*pByte++ = col1;
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Length -= 2;
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ulPat1 = (col2 << 24) | (col1 << 16) | (col0 << 8) | col2;
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ulPat2 = (col0 << 24) | (col2 << 16) | (col1 << 8) | col0;
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ulPat3 = (col1 << 24) | (col0 << 16) | (col2 << 8) | col1;
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break;
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case 3:
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*pByte++ = col0;
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*pByte++ = col1;
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*pByte++ = col2;
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Length -= 3;
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case 4: // fall thru, 'cause the pattern is the same
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default:
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ulPat1 = (col0 << 24) | (col2 << 16) | (col1 << 8) | col0;
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ulPat2 = (col1 << 24) | (col0 << 16) | (col2 << 8) | col1;
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ulPat3 = (col2 << 24) | (col1 << 16) | (col0 << 8) | col2;
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}
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pDest = (ULONG *)pByte;
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rem = Length % 48;
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Length >>= 2;
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for (unroll = Length/12; unroll; unroll--) {
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pDest[0] = ulPat1; pDest[1] = ulPat2;
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pDest[2] = ulPat3; pDest[3] = ulPat1;
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pDest[4] = ulPat2; pDest[5] = ulPat3;
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pDest[6] = ulPat1; pDest[7] = ulPat2;
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pDest[8] = ulPat3; pDest[9] = ulPat1;
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pDest[10] = ulPat2; pDest[11] = ulPat3;
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pDest += 12;
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}
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col[0] = (BYTE) (ulPat1 & 0x000000ff);
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col[1] = (BYTE) ((ulPat1 & 0x0000ff00) >> 8);
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col[2] = (BYTE) ((ulPat1 & 0x00ff0000) >> 16);
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pByte = (BYTE *)pDest;
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for (i=0; i<rem; i++) *pByte++ = col [i%3];
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}
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}
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//
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// LocalWriteMemoryAlign
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//
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// Inline implementation of RtlCopyMemory that ensures that the copy
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// operation will write to the destination with DWORD alignment.
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//
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_inline VOID LocalWriteMemoryAlign(PBYTE pjDst, PBYTE pjSrc, ULONG cj)
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{
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ULONG cjExtraBytes;
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ULONG cjDwords;
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// If cj < sizeof(DWORD), then set cjExtraBytes to cj. That's all we will
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// need to do.
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//
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// Otherwise, compute the number of leading bytes to the next DWORD boundary.
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if ( cj < 4 )
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cjExtraBytes = cj;
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else
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cjExtraBytes = (ULONG)(4 - (((ULONG_PTR) pjDst) & 3)) & 3;
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// Make dst array DWORD aligned by copying the leading non-DWORD aligned bytes.
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if ( cjExtraBytes )
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{
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switch (cjExtraBytes)
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{
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case 3: *pjDst++ = *pjSrc++;
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case 2: *pjDst++ = *pjSrc++;
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case 1: *pjDst++ = *pjSrc++;
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}
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if ( (cj -= cjExtraBytes) == 0 )
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return;
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}
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// Now the beginning of dst array is DWORD aligned. If the remaining length
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// is an odd number of BYTEs, we will need to pick up the extra BYTE writes
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// at the end.
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// Do what we can with DWORD copy.
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if ( cjDwords = (cj & (~3)) )
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{
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memcpy(pjDst, pjSrc, cjDwords);
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pjDst += cjDwords;
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pjSrc += cjDwords;
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}
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// Pick up the remaining BYTES.
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if ( cjExtraBytes = (cj & 3) )
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{
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switch (cjExtraBytes)
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{
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case 3: *pjDst++ = *pjSrc++;
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case 2: *pjDst++ = *pjSrc++;
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case 1: *pjDst++ = *pjSrc++;
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}
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}
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}
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//
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// LocalReadMemoryAlign
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//
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// Inline implementation of RtlCopyMemory that ensures that the copy
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// operation will read from the source with DWORD alignment.
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//
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_inline VOID LocalReadMemoryAlign(PBYTE pjDst, PBYTE pjSrc, ULONG cj)
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{
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ULONG cjExtraBytes;
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ULONG cjDwords;
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// If cj < sizeof(DWORD), then set cjExtraBytes to cj. That's all we will
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// need to do.
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//
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// Otherwise, compute the number of leading bytes to the next DWORD boundary.
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if ( cj < 4 )
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cjExtraBytes = cj;
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else
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cjExtraBytes = (ULONG) (4 - (((ULONG_PTR) pjSrc) & 3)) & 3;
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// Take care of the leading BYTES.
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if ( cjExtraBytes )
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{
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switch (cjExtraBytes)
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{
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case 3: *pjDst++ = *pjSrc++;
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case 2: *pjDst++ = *pjSrc++;
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case 1: *pjDst++ = *pjSrc++;
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}
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if ( (cj -= cjExtraBytes) == 0 )
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return;
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}
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// Now the beginning of src array is DWORD aligned. If the remaining length
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// is an odd number of BYTEs, we will need to pick up the extra BYTE writes
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// at the end.
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// Do what we can with DWORD copy.
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if ( cjDwords = (cj & (~3)) )
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{
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memcpy(pjDst, pjSrc, cjDwords);
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pjDst += cjDwords;
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pjSrc += cjDwords;
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}
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// Pick up the remaining BYTES.
|
|
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if ( cjExtraBytes = (cj & 3) )
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{
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switch (cjExtraBytes)
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{
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case 3: *pjDst++ = *pjSrc++;
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case 2: *pjDst++ = *pjSrc++;
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case 1: *pjDst++ = *pjSrc++;
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}
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}
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}
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|
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//
|
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// LocalFillMemory
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//
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// Inline implementation of RtlFillMemory. Assume that pjDst has only BYTE
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// alignment.
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//
|
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_inline VOID LocalFillMemory(PBYTE pjDst, ULONG cj, BYTE j)
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{
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ULONG cjExtraBytes;
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ULONG cjDwords;
|
|
|
|
// If cj < sizeof(DWORD), then set cjExtraBytes to cj. That's all we will
|
|
// need to do.
|
|
//
|
|
// Otherwise, compute the number of leading bytes to the next DWORD boundary.
|
|
|
|
if ( cj < 4 )
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cjExtraBytes = cj;
|
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else
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cjExtraBytes = (ULONG)(4 - (((ULONG_PTR) pjDst) & 3)) & 3;
|
|
|
|
// Take care of the leading BYTES.
|
|
|
|
if ( cjExtraBytes )
|
|
{
|
|
switch ( cjExtraBytes )
|
|
{
|
|
case 3: *pjDst++ = j;
|
|
case 2: *pjDst++ = j;
|
|
case 1: *pjDst++ = j;
|
|
}
|
|
|
|
if ( (cj -= cjExtraBytes) == 0 )
|
|
return;
|
|
}
|
|
|
|
// Now both arrays start is DWORD aligned. If the remaining length
|
|
// is an odd number of BYTEs, we will need to pick up the extra BYTE writes
|
|
// at the end.
|
|
|
|
// Do what we can with DWORD copy.
|
|
|
|
if ( cjDwords = (cj & (~3)) )
|
|
{
|
|
ULONG ul = j | (j<<8) | (j<<16) | (j<<24);
|
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|
|
LocalRtlFillMemoryUlong((PVOID) pjDst, cjDwords, ul);
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|
pjDst += cjDwords;
|
|
}
|
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|
|
// Pick up the remaining BYTES.
|
|
|
|
if ( cjExtraBytes = (cj & 3) )
|
|
{
|
|
switch (cjExtraBytes)
|
|
{
|
|
case 3: *pjDst++ = j;
|
|
case 2: *pjDst++ = j;
|
|
case 1: *pjDst++ = j;
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// LocalZeroMemory
|
|
//
|
|
// Inline implementation of RtlFillMemory. Assume that pjDst has only BYTE
|
|
// alignment.
|
|
//
|
|
_inline VOID LocalZeroMemory(PBYTE pjDst, ULONG cj)
|
|
{
|
|
LocalFillMemory(pjDst, cj, 0);
|
|
}
|
|
|
|
#undef RtlMoveMemory
|
|
#undef RtlCopyMemory
|
|
#undef RtlFillMemory
|
|
#undef RtlZeroMemory
|
|
#undef RtlFillMemoryUlong
|
|
#undef RtlFillMemory24
|
|
|
|
#define RtlMoveMemory(d, s, l) memmove((d),(s),(l))
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#define RtlCopyMemory(d, s, l) memcpy((d),(s),(l))
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#define RtlFillMemoryUlong(d, cj, ul) LocalRtlFillMemoryUlong((PVOID)(d),(ULONG)(cj),(ULONG)(ul))
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#define RtlFillMemoryUshort(d, cj, us) LocalRtlFillMemoryUshort((PVOID)(d),(ULONG)(cj),(USHORT)(us))
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#define RtlFillMemory24(d, cj, c0, c1, c2) LocalRtlFillMemory24((PVOID)(d),(ULONG)(cj),(BYTE)c0,(BYTE)c1,(BYTE)c2)
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// RtlCopyMemory_UnalignedDst should be used if the src is guaranteed to have
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// DWORD alignment, but the dst does not.
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//
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// RtlCopyMemory_UnalignedSrc should be used if the dst is guaranteed to have
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// DWORD alignment, but the src does not.
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#if defined(i386)
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#define RtlFillMemory(d, cj, j) LocalFillMemory((PBYTE)(d),(ULONG)(cj),(BYTE)(j))
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#define RtlZeroMemory(d, cj) LocalZeroMemory((PBYTE)(d),(ULONG)(cj))
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#define RtlCopyMemory_UnalignedDst(d, s, l) LocalWriteMemoryAlign((PBYTE)(d),(PBYTE)(s),(ULONG)(l))
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#define RtlCopyMemory_UnalignedSrc(d, s, l) LocalReadMemoryAlign((PBYTE)(d),(PBYTE)(s),(ULONG)(l))
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#else
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#define RtlFillMemory(d, cj, j) memset((d),(j),(cj))
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#define RtlZeroMemory(d, cj) memset((d),0,(cj))
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#define RtlCopyMemory_UnalignedDst(d, s, l) memcpy((d),(s),(l))
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#define RtlCopyMemory_UnalignedSrc(d, s, l) memcpy((d),(s),(l))
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#endif
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#include "oleauto.h"
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#include "batchinf.h"
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#include "glteb.h"
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#include "debug.h"
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#include "asm.h"
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#endif /* __glos_h_ */
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