From 2c14e0777a8a3ec10078811d84ad0989f5aef962 Mon Sep 17 00:00:00 2001 From: Brendan Shanks Date: Tue, 26 Dec 2023 12:25:39 -0800 Subject: [PATCH] include: Assert that the debug channel name will be null-terminated and is not too long. --- include/wine/debug.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/include/wine/debug.h b/include/wine/debug.h index 86e008a1408..ce5e141ccb7 100644 --- a/include/wine/debug.h +++ b/include/wine/debug.h @@ -501,9 +501,11 @@ static inline const char *wine_dbgstr_variant( const VARIANT *v ) #define WINE_ERR_ON(ch) __WINE_IS_DEBUG_ON(_ERR,&__wine_dbch_##ch) #define WINE_DECLARE_DEBUG_CHANNEL(ch) \ - static struct __wine_debug_channel __wine_dbch_##ch = { 0xff, #ch } + static struct __wine_debug_channel __wine_dbch_##ch = { 0xff, #ch }; \ + C_ASSERT(sizeof(#ch) <= sizeof(__wine_dbch_##ch.name)) #define WINE_DEFAULT_DEBUG_CHANNEL(ch) \ static struct __wine_debug_channel __wine_dbch_##ch = { 0xff, #ch }; \ + C_ASSERT(sizeof(#ch) <= sizeof(__wine_dbch_##ch.name)); \ static struct __wine_debug_channel * const __wine_dbch___default = &__wine_dbch_##ch #define WINE_MESSAGE wine_dbg_printf