From 10b09212e8e3adc1751ae32bb632ad9bd8287c64 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 18 Nov 2003 03:42:17 +0000 Subject: [PATCH] added missing error checking in read_index_pixels() --- src/mesa/swrast/s_readpix.c | 16 +++++++++++++--- 1 file changed, 13 insertions(+), 3 deletions(-) diff --git a/src/mesa/swrast/s_readpix.c b/src/mesa/swrast/s_readpix.c index 00aa43d07cc..f2b91e05282 100644 --- a/src/mesa/swrast/s_readpix.c +++ b/src/mesa/swrast/s_readpix.c @@ -1,9 +1,8 @@ - /* * Mesa 3-D graphics library - * Version: 4.1 + * Version: 5.1 * - * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. + * Copyright (C) 1999-2003 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), @@ -61,6 +60,17 @@ read_index_pixels( GLcontext *ctx, return; } + if (type != GL_BYTE && + type != GL_UNSIGNED_BYTE && + type != GL_SHORT && + type != GL_UNSIGNED_SHORT && + type != GL_INT && + type != GL_UNSIGNED_INT && + type != GL_FLOAT) { + _mesa_error( ctx, GL_INVALID_OPERATION, "glReadPixels(index type)"); + return; + } + _swrast_use_read_buffer(ctx); readWidth = (width > MAX_WIDTH) ? MAX_WIDTH : width; -- 2.30.2