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- add range checking; panic if you exceed the array size.

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This commit is contained in:
Bryce Denney 2002-03-06 19:56:54 +00:00
parent df1b810f24
commit efd408f386
1 changed files with 20 additions and 8 deletions
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28
bochs/patches/patch.sdl-portable
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@ -4,7 +4,7 @@ RCS file: /cvsroot/bochs/bochs/gui/sdl.cc,v
retrieving revision 1.5
diff -u -r1.5 sdl.cc
--- gui/sdl.cc 16 Feb 2002 20:31:35 -0000 1.5
+++ gui/sdl.cc 6 Mar 2002 19:35:53 -0000
+++ gui/sdl.cc 6 Mar 2002 19:56:28 -0000
@@ -1,8 +1,5 @@
#define _MULTI_THREAD
@ -32,7 +32,19 @@ diff -u -r1.5 sdl.cc
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
#define SWAP16(X) (X)
@@ -667,8 +666,8 @@
@@ -609,6 +608,11 @@
Uint32 disp;
unsigned char pixels;
+ if (n_sdl_bitmaps >= MAX_SDL_BITMAPS) {
+ BX_PANIC (("too many SDL bitmaps. To fix, increase MAX_SDL_BITMAPS"));
+ return 0;
+ }
+
tmp->surface = SDL_CreateRGBSurface(
SDL_SWSURFACE,
xdim,
@@ -667,8 +671,8 @@
0, 0,
tmp->src.w,
tmp->src.h );
@ -43,7 +55,7 @@ diff -u -r1.5 sdl.cc
}
@@ -677,24 +676,24 @@
@@ -677,24 +681,24 @@
unsigned alignment,
void (*f)(void))
{
@ -79,7 +91,7 @@ diff -u -r1.5 sdl.cc
}
return bmap_id;
}
@@ -704,10 +703,10 @@
@@ -704,10 +708,10 @@
unsigned hbar_id,
unsigned bmap_id)
{
@ -94,7 +106,7 @@ diff -u -r1.5 sdl.cc
}
@@ -718,7 +717,7 @@
@@ -718,7 +722,7 @@
Uint32 disp;
int rowsleft = headerbar_height;
int colsleft;
@ -103,7 +115,7 @@ diff -u -r1.5 sdl.cc
if( !sdl_screen ) return;
disp = sdl_screen->pitch/4;
@@ -741,19 +740,19 @@
@@ -741,19 +745,19 @@
// go thru the bitmaps and display the active ones
while( bitmapscount-- )
{
@ -131,7 +143,7 @@ diff -u -r1.5 sdl.cc
}
}
}
@@ -761,7 +760,7 @@
@@ -761,7 +765,7 @@
void bx_gui_c::mouse_enabled_changed_specific (Boolean val)
{
@ -140,7 +152,7 @@ diff -u -r1.5 sdl.cc
}
@@ -771,10 +770,10 @@
@@ -771,10 +775,10 @@
SDL_FreeSurface(sdl_screen);
if( sdl_fullscreen )
SDL_FreeSurface(sdl_fullscreen);