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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 /addressbook/tools
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 'addressbook/tools')
-rw-r--r--addressbook/tools/evolution-addressbook-export.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/addressbook/tools/evolution-addressbook-export.c b/addressbook/tools/evolution-addressbook-export.c
index 58831ed16c..9c495e5b5f 100644
--- a/addressbook/tools/evolution-addressbook-export.c
+++ b/addressbook/tools/evolution-addressbook-export.c
@@ -30,6 +30,20 @@
#include "evolution-addressbook-export.h"
+#ifdef G_OS_WIN32
+#ifdef DATADIR
+#undef DATADIR
+#endif
+#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
+
/* Command-Line Options */
static gchar *opt_output_file = NULL;
static gboolean opt_list_folders_mode = FALSE;
@@ -75,6 +89,28 @@ main (gint argc, gchar **argv)
gint IsCSV = FALSE;
gint IsVCard = FALSE;
+#ifdef G_OS_WIN32
+ /* 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
+
g_type_init ();
/*i18n-lize */