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/* GPGOE.c - GnuPG for Outlook Express |
/* GPGOE.c - GnuPG for Outlook Express |
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* Copyright (C) 2001, 2002, 2003, 2006 Timo Schulz |
* Copyright (C) 2001, 2002, 2003, 2006, 2007 Timo Schulz |
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* |
* |
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* This file is part of GPGOE. |
* This file is part of GPGOE. |
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* |
* |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with GPGOE; if not, write to the Free Software Foundation, |
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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*/ |
*/ |
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#ifdef HAVE_CONFIG_H |
#ifdef HAVE_CONFIG_H |
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/* Outlook Express window handle. */ |
/* Outlook Express window handle. */ |
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static HWND oe_hwnd = NULL; |
static HWND oe_hwnd = NULL; |
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/* We need a shared section to define variables which |
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will keep their values in all address spaces. */ |
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#ifndef __GNUC__ |
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#pragma data_seg(".SHARDAT") |
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#endif |
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/* Supported GPGOE feature modes. */ |
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int gpgoe_active_modes ATTR_SEC = 0; |
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/* FIXME: we currently limit the passphrase to N octets. */ |
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char gpgoe_pass_cache[HASH_BUCKETS][MAX_PASS_LEN]; |
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#ifndef __GNUC__ |
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#pragma data_seg() |
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#endif |
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/* Main DLL entry point. */ |
/* Main DLL entry point. */ |
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BOOL WINAPI |
BOOL WINAPI |
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} |
} |
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#if 0 |
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/* Quick and dirty check if the dialog is a common dialog |
/* Quick and dirty check if the dialog is a common dialog |
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and the 'File {Open, Save}' style. */ |
and the 'File {Open, Save}' style. */ |
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static int |
static int |
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return -1; |
return -1; |
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return 0; |
return 0; |
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} |
} |
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#endif |
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/* CTB hook procedure. |
/* CTB hook procedure. |
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hwnd = (HWND)wparam; |
hwnd = (HWND)wparam; |
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switch (code) { |
switch (code) { |
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case HCBT_CREATEWND: |
case HCBT_CREATEWND: |
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GetClassName (hwnd, wclass, sizeof (wclass) - 1); |
GetClassName (hwnd, wclass, DIM (wclass) - 1); |
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if (!strcmp (wclass, "ATH_Note")) { |
if (!strcmp (wclass, "ATH_Note")) { |
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oe_proc_old = (WNDPROC) GetWindowLong (hwnd, GWL_WNDPROC); |
oe_proc_old = (WNDPROC) GetWindowLong (hwnd, GWL_WNDPROC); |
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if (!oe_proc_old) |
if (!oe_proc_old) |
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oe_hwnd = hwnd; |
oe_hwnd = hwnd; |
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} |
} |
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if (!strcmp (wclass, "Outlook Express Browser Class")) { |
if ((gpgoe_active_modes & GPGOE_MODE_PLAINREPLY) && |
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!strcmp (wclass, "Outlook Express Browser Class")) { |
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oe_main_proc_old = (WNDPROC)GetWindowLong (hwnd, GWL_WNDPROC); |
oe_main_proc_old = (WNDPROC)GetWindowLong (hwnd, GWL_WNDPROC); |
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if (!oe_main_proc_old) |
if (!oe_main_proc_old) |
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show_error (NULL, "GPGOE", MB_ICONERROR|MB_OK, |
show_error (NULL, "GPGOE", MB_ICONERROR|MB_OK, |
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break; |
break; |
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case HCBT_ACTIVATE: |
case HCBT_ACTIVATE: |
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#if 0 |
#if 0 /* Disable the attachment related code for now. */ |
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if (plugin_active != NULL && |
if (plugin_active != NULL && |
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WaitForSingleObject (plugin_active, 0) == WAIT_OBJECT_0) { |
WaitForSingleObject (plugin_active, 0) == WAIT_OBJECT_0) { |
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char wclass[200]; |
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if (GetClassName (hwnd, wclass, sizeof (wclass)-1) <= 0 || |
if (GetClassName (hwnd, wclass, sizeof (wclass)-1) <= 0 || |
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!strstr (wclass, "#32770") || !is_common_file_dlg (hwnd)) |
!strstr (wclass, "#32770") || !is_common_file_dlg (hwnd)) |
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int |
int |
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gpgoe_initialize (void) |
gpgoe_initialize (void) |
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{ |
{ |
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reset_pass_cache (); |
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CreateMutex (NULL, TRUE, "gpgoe"); |
CreateMutex (NULL, TRUE, "gpgoe"); |
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if (GetLastError () == ERROR_ALREADY_EXISTS) |
if (GetLastError () == ERROR_ALREADY_EXISTS) |
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return 0; |
return 0; |
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{ |
{ |
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HANDLE hd; |
HANDLE hd; |
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int rc; |
int rc; |
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hd = CreateMutex (NULL, TRUE, "gpgoe"); |
hd = CreateMutex (NULL, TRUE, "gpgoe"); |
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if (GetLastError() == ERROR_ALREADY_EXISTS) { |
if (GetLastError() == ERROR_ALREADY_EXISTS) { |
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oe_hwnd = NULL; |
oe_hwnd = NULL; |
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} |
} |
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SetWindowLong (oe_hwnd, GWL_WNDPROC, (LONG)(WNDPROC)oe_proc_old); |
SetWindowLong (oe_hwnd, GWL_WNDPROC, (LONG)(WNDPROC)oe_proc_old); |
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rc = UnhookWindowsHookEx (ctb_hook); |
rc = UnhookWindowsHookEx (ctb_hook); |
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/* reset global variables. */ |
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reset_pass_cache (); |
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gpgoe_active_modes = 0; |
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return rc ? 0 : (int)GetLastError (); |
return rc ? 0 : (int)GetLastError (); |
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} |
} |
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/* Change the active plug-in modes, enable mode @mode. */ |
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void |
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gpgoe_set_active_modes (int mode) |
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{ |
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gpgoe_active_modes = mode; |
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} |
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int |
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gpgoe_get_active_modes (void) |
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{ |
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return gpgoe_active_modes; |
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} |