mirror of git://git.gnupg.org/gnupg.git
179 lines
4.5 KiB
C
179 lines
4.5 KiB
C
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/* w32main.c - W32 main entry pint and taskbar support for the GnuPG Agent
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* Copyright (C) 2007 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* GnuPG is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*/
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#include <config.h>
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#ifndef HAVE_W32_SYSTEM
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#error This module is only useful for the W32 version of gpg-agent
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#endif
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <windows.h>
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#include "util.h"
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#include "w32main.h"
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/* The instance handle has received by WinMain. */
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static HINSTANCE glob_hinst;
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static HWND glob_hwnd;
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/* Our window message processing function. */
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static LRESULT CALLBACK
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wndw_proc (HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
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{
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switch (msg)
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{
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case WM_USER:
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fprintf (stderr,"%s: received WM_%s\n", __func__, "USER" );
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break;
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}
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return DefWindowProc (hwnd, msg, wparam, lparam);
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}
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/* This function is called to do some fast event polling and
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processing. */
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void
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w32_poll_events (void)
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{
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/* MSG msg; */
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/* fprintf (stderr,"%s: enter\n", __func__); */
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/* while (PeekMessage (&msg, glob_hwnd, 0, 0, PM_REMOVE)) */
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/* { */
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/* DispatchMessage (&msg); */
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/* } */
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/* fprintf (stderr,"%s: leave\n", __func__); */
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}
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static void *
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handle_taskbar (void *ctx)
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{
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WNDCLASS wndwclass = {0, wndw_proc, 0, 0, glob_hinst,
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0, 0, 0, 0, "gpg-agent"};
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NOTIFYICONDATA nid;
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HWND hwnd;
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MSG msg;
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int rc;
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if (!RegisterClass (&wndwclass))
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{
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log_error ("error registering window class\n");
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ExitThread (0);
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}
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hwnd = CreateWindow ("gpg-agent", "gpg-agent",
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0, 0, 0, 0, 0,
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NULL, NULL, glob_hinst, NULL);
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if (!hwnd)
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{
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log_error ("error creating main window\n");
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ExitThread (0);
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}
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glob_hwnd = hwnd;
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UpdateWindow (hwnd);
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memset (&nid, 0, sizeof nid);
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nid.cbSize = sizeof (nid);
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nid.uFlags = NIF_MESSAGE | NIF_ICON | NIF_TIP;
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nid.uCallbackMessage = WM_USER;
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nid.hWnd = glob_hwnd;
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nid.uID = 1;
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nid.hIcon = LoadIcon (glob_hinst, MAKEINTRESOURCE (1));
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mem2str (nid.szTip, "GnuPG Agent version "PACKAGE_VERSION,
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sizeof nid.szTip);
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Shell_NotifyIcon (NIM_ADD, &nid);
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DestroyIcon (nid.hIcon);
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fprintf (stderr, "%s: enter\n", __func__);
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while ( (rc=GetMessage (&msg, hwnd, 0, 0)) )
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{
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if (rc == -1)
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{
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log_error ("getMessage failed: %s\n", w32_strerror (-1));
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break;
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}
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TranslateMessage (&msg);
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DispatchMessage (&msg);
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}
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fprintf (stderr,"%s: leave\n", __func__);
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ExitThread (0);
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return NULL;
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}
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/* This function initializes the Window system and sets up the taskbar
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icon. We only have very limited GUI support just to give the
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taskbar icon a little bit of life. This fucntion is called once to
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fire up the icon. */
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int
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w32_setup_taskbar (void)
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{
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SECURITY_ATTRIBUTES sa;
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DWORD tid;
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HANDLE th;
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memset (&sa, 0, sizeof sa);
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sa.nLength = sizeof sa;
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sa.bInheritHandle = FALSE;
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fprintf (stderr,"creating thread for the taskbar_event_loop...\n");
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th = CreateThread (&sa, 128*1024,
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(LPTHREAD_START_ROUTINE)handle_taskbar,
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NULL, 0, &tid);
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fprintf (stderr,"created thread %p tid=%d\n", th, (int)tid);
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CloseHandle (th);
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return 0;
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}
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/* The main entry point for the Windows version. We save away all GUI
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related stuff, parse the commandline and finally call the real
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main. */
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int WINAPI
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WinMain (HINSTANCE hinst, HINSTANCE hprev, LPSTR cmdline, int showcmd)
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{
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/* Fixme: We need a parser for the command line. Should be
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available in some CRT code - need to see whether we can find a
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GNU version. For nopw we call gpg-agent with a couple of fixed arguments
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*/
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char *argv[] = { "gpg-agent.exe", "--daemon", "-v", "--debug-all", NULL };
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glob_hinst = hinst;
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return w32_main (DIM(argv)-1, argv);
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}
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