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twoaday |
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/* wptClipVerifyDlg.cpp - WinPT verify dialog |
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* Copyright (C) 2001-2005 Timo Schulz |
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* |
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* This file is part of WinPT. |
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* |
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* WinPT 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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* WinPT 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 WinPT; 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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#include <windows.h> |
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#include "../resource.h" |
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#include "wptGPG.h" |
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#include "wptTypes.h" |
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#include "wptCommonCtl.h" |
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#include "wptKeylist.h" |
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#include "wptW32API.h" |
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#include "wptKeyserver.h" |
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#include "wptNLS.h" |
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#include "wptContext.h" /* for passwd_s */ |
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#include "wptDlgs.h" |
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#include "wptErrors.h" |
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#include "wptVersion.h" |
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BOOL CALLBACK |
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clip_verify_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam) |
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{ |
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static listview_ctrl_t lv = NULL; |
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static text_input_s *ctx = NULL; |
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const char *ndat, *nurl; |
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gpgme_error_t err; |
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gpgme_sig_t sig = NULL; |
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gpgme_keycache_t kc = NULL; |
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char keyid[16+1]; |
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u16 port = HKP_PORT; |
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int rc = 0, tt, algo; |
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size_t i; |
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switch( msg ) { |
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case WM_INITDIALOG: |
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#ifndef LANG_DE |
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SetWindowText( dlg, _("Verify") ); |
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#endif |
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kc = keycache_get_ctx( KEYCACHE_PUB ); |
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if( !kc ) |
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BUG( NULL ); |
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ctx = (text_input_s *)lparam; |
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if( ctx && ctx->length ) |
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err = gpgme_op_clip_verify_detached( kc, &sig, ctx->data, ctx->length ); |
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else |
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err = gpgme_op_clip_verify (kc, &sig); |
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if (err) { |
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if (err == GPGME_Interal_GPG_Problem) |
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gnupg_display_error (); |
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else |
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msg_box( dlg, gpgme_strerror( err ), _("Verify"), MB_ERR ); |
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gpgme_sig_release( sig ); |
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EndDialog( dlg, FALSE ); |
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return FALSE; |
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} |
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tt = gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_VALIDITY ); |
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if( tt == GPGME_SIG_STAT_NOKEY ) { |
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const char * kserv; |
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u32 kid = gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_KEYID ); |
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if( kid == 0 ) |
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kid = 0xDEADBEEF; |
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tt = gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_CREATED ); |
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algo = gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_ALGO ); |
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_snprintf( keyid, sizeof keyid - 1, "%X", kid ); |
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rc = log_box( _("Verify"), MB_INFO|MB_YESNO, |
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_("Signature made %s using %s key ID 0x%s\n" |
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"Cannot check signature: public key not found\n\n" |
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"Do you want to try to retrieve the key from the keyserver?"), |
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strtimestamp( tt ), |
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gpgme_key_expand_attr( GPGME_ATTR_ALGO, algo ), |
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keyid ); |
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if( rc == IDNO ) { |
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msg_box( dlg, gpg_sigstat[GPGME_SIG_STAT_NOKEY], _("Verify"), MB_ERR ); |
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gpgme_sig_release( sig ); |
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EndDialog( dlg, FALSE ); |
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return FALSE; |
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} |
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kserv = gpgme_sig_get_string_attr (sig, GPGME_ATTR_KEYSERVER); |
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if (kserv && strncmp (kserv, "hkp://", 6)) { |
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rc = log_box (_("Verify"), MB_INFO|MB_YESNO, |
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_("The users preferred keyserver is '%s'.\n" |
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"Do you want to use it to fetch the key?"), kserv); |
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if (rc == IDNO) { |
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kserv = default_keyserver; |
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port = default_keyserver_port; |
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} |
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} |
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else { |
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kserv = default_keyserver; |
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port = default_keyserver_port; |
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} |
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if (!hkp_recv_key (dlg, kserv, port, keyid, 0, 0)) { |
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keycache_reload (dlg); |
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kc = keycache_get_ctx (KEYCACHE_PUB); |
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if (!kc) |
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BUG (dlg); |
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gpgme_sig_set_key_ctx (sig, kc); |
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} |
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} |
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else if( tt == GPGME_SIG_STAT_BAD && |
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!gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_CREATED ) ) |
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; |
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else if( !gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_TYPE ) |
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|| !gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_CREATED ) |
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|| !gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_VALIDITY ) ) { |
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msg_box( dlg, _("Invalid signature state."), _("Verify"), MB_ERR ); |
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gpgme_sig_release( sig ); |
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EndDialog( dlg, FALSE ); |
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return FALSE; |
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} |
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verlist_build( &lv, GetDlgItem( dlg, IDC_VERIFY_SIGLIST ), 0 ); |
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for( i = 0; i < gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_LEVEL ); i++ ) { |
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gpgme_sig_t _sig; |
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_sig = (gpgme_sig_t)gpgme_sig_get_ulong_attr( sig, i, GPGME_ATTR_OPAQUE ); |
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rc = verlist_add_sig( lv, _sig ); |
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if( rc ) |
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msg_box( dlg, _("Could not extract key or signature information."), |
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_("Verify"), MB_ERR ); |
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} |
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if( gpgme_sig_get_ulong_attr( sig, 0, GPGME_ATTR_EXPIRE ) ) |
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SetDlgItemText( dlg, IDC_VERIFY_INFO, _("The signature is expired!") ); |
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ndat = gpgme_sig_get_string_attr( sig, GPGME_ATTR_NOTATION ); |
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nurl = gpgme_sig_get_string_attr( sig, GPGME_ATTR_POLICY_URL ); |
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if( ndat || nurl ) { |
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size_t n; |
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char * p; |
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n = ndat? strlen( ndat ) + 1 : 0; |
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n += nurl? strlen( nurl ) + 1 : 0; |
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p = new char[n+40]; |
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if( !p ) |
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BUG( NULL ); |
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sprintf( p, "%s%s%s%s%s", |
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ndat? _("Notation Data: ") : "", ndat? ndat : "", ndat? "\n" : "", |
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nurl? _("Policy URL: ") : "", nurl? nurl : "" ); |
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msg_box( dlg, p, _("Signature Information"), MB_INFO ); |
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free_if_alloc( p ); |
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} |
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gpgme_sig_release( sig ); |
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SetForegroundWindow( dlg ); |
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set_active_window( dlg ); |
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return TRUE; |
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case WM_DESTROY: |
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reset_active_window(); |
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if( lv ) { |
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listview_release( lv ); |
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lv = NULL; |
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} |
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return FALSE; |
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case WM_SYSCOMMAND: |
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if( LOWORD( wparam ) == SC_CLOSE ) |
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EndDialog( dlg, TRUE ); |
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return FALSE; |
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case WM_COMMAND: |
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switch( LOWORD( wparam ) ) { |
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case IDOK: |
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EndDialog( dlg, TRUE ); |
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return FALSE; |
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case IDC_VERIFY_SAVE: |
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dialog_box_param( glob_hinst, (LPCTSTR)IDD_WINPT_FILE_SAVE, dlg, |
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file_save_dlg_proc, NULL, _("Save Plaintext"), |
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IDS_WINPT_FILE_SAVE ); |
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break; |
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} |
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break; |
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} |
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return FALSE; |
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} /* clip_verify_dlg_proc */ |
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