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Win32: prevent video buffer overflow

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This commit is contained in:
Ianos Gnatiuc
2005-12-13 11:16:01 +00:00
parent f915780378
commit 1e0b8065a2
2 changed files with 9 additions and 1 deletions
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8
goldlib/gall/gvidbase.cpp
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@@ -844,7 +844,7 @@ void vputs(int row, int col, int atr, const char* str) {
int i;
for(i = 0; *str; i++)
for(i = 0; *str && (i < gvid->numcols); i++)
gvid->bufwrd[i] = vcatch(*str++, atr);
if(i)
vputws(row, col, gvid->bufwrd, i);
@@ -945,6 +945,9 @@ void vputns(int row, int col, int atr, const char* str, uint width) {
int i;
if (width > gvid->numcols)
width = gvid->numcols;
for(i = 0; (i < width) and *str; i++)
gvid->bufwrd[i] = vcatch(*str++, atr);
vatch filler = vcatch(fillchar, atr);
@@ -1035,6 +1038,9 @@ void vputx(int row, int col, int atr, vchar chr, uint len) {
#elif defined(__WIN32__)
if (len > gvid->numcols)
len = gvid->numcols;
vatch filler = vcatch(chr, atr);
for(int i = 0; i < len; i++)
gvid->bufwrd[i] = filler;