hashirama/xserver
Watch
0
0
Fork
You've already forked xserver
 0
mirror of https://github.com/X11Libre/xserver.git synced 2026-09-22 20:35:43 +00:00
Code Issues Projects Releases Wiki Activity

Wrap libwfb memory access.

Browse source 
Use the READ and WRITE macros to wrap memory accesses that could be in video
memory.  Add MEMCPY_WRAPPED and MEMSET_WRAPPED macros to wrap memcpy and
memset, respectively.
This commit is contained in:
Aaron Plattner 2006-08-01 13:45:43 -07:00
commit ee02e64788
20 changed files with 641 additions and 614 deletions
Download patch file Download diff file Expand all files Collapse all files

42
fb/fbsolid.c
View file

@ -70,12 +70,12 @@ fbSolid (FbBits *dst,
n = nmiddle;
if (!and)
while (n--)
*dst++ = xor;
WRITE(dst++, xor);
else
while (n--)
{
*dst = FbDoRRop (*dst, and, xor);
dst++;
WRITE(dst, FbDoRRop (READ(dst), and, xor));
dst++;
}
if (endmask)
FbDoRightMaskByteRRop(dst,endbyte,endmask,and,xor);
@ -160,26 +160,26 @@ fbSolid24 (FbBits *dst,
{
if (startmask)
{
*dst = FbDoMaskRRop(*dst, andS, xorS, startmask);
dst++;
WRITE(dst, FbDoMaskRRop(READ(dst), andS, xorS, startmask));
dst++;
}
n = nmiddle;
if (!and0)
{
while (n >= 3)
{
*dst++ = xor0;
*dst++ = xor1;
*dst++ = xor2;
WRITE(dst++, xor0);
WRITE(dst++, xor1);
WRITE(dst++, xor2);
n -= 3;
}
if (n)
{
*dst++ = xor0;
WRITE(dst++, xor0);
n--;
if (n)
{
*dst++ = xor1;
WRITE(dst++, xor1);
}
}
}
@ -187,28 +187,28 @@ fbSolid24 (FbBits *dst,
{
while (n >= 3)
{
*dst = FbDoRRop (*dst, and0, xor0);
dst++;
*dst = FbDoRRop (*dst, and1, xor1);
dst++;
*dst = FbDoRRop (*dst, and2, xor2);
dst++;
WRITE(dst, FbDoRRop (READ(dst), and0, xor0));
dst++;
WRITE(dst, FbDoRRop (READ(dst), and1, xor1));
dst++;
WRITE(dst, FbDoRRop (READ(dst), and2, xor2));
dst++;
n -= 3;
}
if (n)
{
*dst = FbDoRRop (*dst, and0, xor0);
dst++;
WRITE(dst, FbDoRRop (READ(dst), and0, xor0));
dst++;
n--;
if (n)
{
*dst = FbDoRRop (*dst, and1, xor1);
dst++;
WRITE(dst, FbDoRRop (READ(dst), and1, xor1));
dst++;
}
}
}
if (endmask)
*dst = FbDoMaskRRop (*dst, andE, xorE, endmask);
WRITE(dst, FbDoMaskRRop (READ(dst), andE, xorE, endmask));
dst += dstStride;
}
}