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Fixed error in blockread/write

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@378
This commit is contained in:
Sjoerd van der Berg 2002-10-20 01:17:07 +00:00
parent fb3b0711bb
commit f25dbb22dd
1 changed files with 4 additions and 6 deletions
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10
src/hardware/memory.cpp
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@ -40,14 +40,13 @@ void MEM_BlockRead(PhysPt off,void * data,Bitu size) {
Bitu start=off & (PAGE_SIZE-1);
Bitu tocopy=PAGE_SIZE-start;
if (tocopy>size) tocopy=size;
size-=tocopy;
if (ReadHostTable[page]) {
memcpy(idata,ReadHostTable[page]+off,tocopy);
idata+=tocopy;
off+=tocopy;
idata+=tocopy;off+=tocopy;
} else {
for (;tocopy>0;tocopy--) *idata++=ReadHandlerTable[page](off++);
}
size-=tocopy;
}
}
@ -58,14 +57,13 @@ void MEM_BlockWrite(PhysPt off,void * data,Bitu size) {
Bitu start=off & (PAGE_SIZE-1);
Bitu tocopy=PAGE_SIZE-start;
if (tocopy>size) tocopy=size;
size-=tocopy;
if (WriteHostTable[page]) {
memcpy(WriteHostTable[page]+off,idata,tocopy);
idata+=tocopy;
off+=tocopy;
idata+=tocopy;off+=tocopy;
} else {
for (;tocopy>0;tocopy--) WriteHandlerTable[page](off++,*idata++);
}
size-=tocopy;
}
}