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authorFridrich Štrba <fridrich.strba@bluewin.ch>2010-09-15 22:49:01 +0800
committerFridrich Štrba <fridrich.strba@bluewin.ch>2010-09-15 22:49:01 +0800
commit64f53f1a536cd871b2948cbea30869d68b37f98e (patch)
tree9a23c1d30d0bc30cefb73d1489b2a62149cc9592 /calendar/gui
parent5310e4a0b10ded4c77ce9dfaff49d3e99e327462 (diff)
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Increase safety on Windows
Call SetDllDirectory() to reduce risk of DLL hijacking, and call SetProcessDEPPolicy() to reduce risk of rogue code execution.
Diffstat (limited to 'calendar/gui')
-rw-r--r--calendar/gui/alarm-notify/notify-main.c34
1 files changed, 33 insertions, 1 deletions
diff --git a/calendar/gui/alarm-notify/notify-main.c b/calendar/gui/alarm-notify/notify-main.c
index 8c56abaff2..ad1a1178f8 100644
--- a/calendar/gui/alarm-notify/notify-main.c
+++ b/calendar/gui/alarm-notify/notify-main.c
@@ -35,12 +35,24 @@
#include <libedataserver/e-source.h>
#include <libedataserverui/e-passwords.h>
-#include "e-util/e-util-private.h"
#include "alarm.h"
#include "alarm-queue.h"
#include "alarm-notify.h"
#include "config-data.h"
+#ifdef G_OS_WIN32
+#include <windows.h>
+#include <conio.h>
+#ifndef PROCESS_DEP_ENABLE
+#define PROCESS_DEP_ENABLE 0x00000001
+#endif
+#ifndef PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION
+#define PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION 0x00000002
+#endif
+#endif
+
+#include "e-util/e-util-private.h"
+
gint
main (gint argc, gchar **argv)
{
@@ -49,6 +61,26 @@ main (gint argc, gchar **argv)
UniqueApp *app;
#ifdef G_OS_WIN32
gchar *path;
+
+ /* Reduce risks */
+ {
+ typedef BOOL (WINAPI *t_SetDllDirectoryA) (LPCSTR lpPathName);
+ t_SetDllDirectoryA p_SetDllDirectoryA;
+
+ p_SetDllDirectoryA = GetProcAddress (GetModuleHandle ("kernel32.dll"), "SetDllDirectoryA");
+ if (p_SetDllDirectoryA)
+ (*p_SetDllDirectoryA) ("");
+ }
+#ifndef _WIN64
+ {
+ typedef BOOL (WINAPI *t_SetProcessDEPPolicy) (DWORD dwFlags);
+ t_SetProcessDEPPolicy p_SetProcessDEPPolicy;
+
+ p_SetProcessDEPPolicy = GetProcAddress (GetModuleHandle ("kernel32.dll"), "SetProcessDEPPolicy");
+ if (p_SetProcessDEPPolicy)
+ (*p_SetProcessDEPPolicy) (PROCESS_DEP_ENABLE|PROCESS_DEP_DISABLE_ATL_THUNK_EMULATION);
+ }
+#endif
#endif
bindtextdomain (GETTEXT_PACKAGE, EVOLUTION_LOCALEDIR);