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werner |
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/* wptClipEncryptDlg.cpp - Clipboard encrypt dialog |
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twoaday |
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* Copyright (C) 2000-2006 Timo Schulz |
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werner |
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* Copyright (C) 2005 g10 Code GmbH |
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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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twoaday |
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werner |
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#ifdef HAVE_CONFIG_H |
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#include <config.h> |
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#endif |
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#include <windows.h> |
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#include <commctrl.h> |
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werner |
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#include "resource.h" |
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werner |
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#include "wptTypes.h" |
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#include "wptW32API.h" |
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#include "wptVersion.h" |
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#include "wptErrors.h" |
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#include "wptCommonCtl.h" |
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#include "wptGPG.h" |
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#include "wptKeylist.h" |
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#include "wptNLS.h" |
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#include "wptContext.h" /* for passphrase_s */ |
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#include "wptRegistry.h" |
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#include "wptDlgs.h" |
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twoaday |
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#include "wptUTF8.h" |
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werner |
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/* Encrypt the contents of the clipboard with the keys in @rset. |
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If @always_trust is set, GPG is forced to trust any recipients. |
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The context is returned in @r_ctx. |
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Return value: 0 on success. */ |
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gpgme_error_t |
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gpg_clip_encrypt (gpgme_key_t rset[], int always_trust, gpgme_ctx_t *r_ctx) |
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{ |
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gpgme_error_t err; |
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gpgme_ctx_t ctx = NULL; |
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gpgme_data_t plain = NULL; |
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gpgme_data_t ciph = NULL; |
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err = gpgme_new (&ctx); |
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if (err) |
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return err; |
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gpgme_set_armor (ctx, 1); |
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twoaday |
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gpgme_set_textmode (ctx, 1); |
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err = gpg_data_new_from_clipboard (&plain, 0); |
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if (err) |
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goto leave; |
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err = gpgme_data_new (&ciph); |
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if (err) |
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goto leave; |
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err = gpgme_op_encrypt (ctx, rset, |
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always_trust?GPGME_ENCRYPT_ALWAYS_TRUST : (gpgme_encrypt_flags_t)0, |
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plain, ciph); |
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*r_ctx = ctx; |
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if (err) |
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goto leave; |
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gpg_data_release_and_set_clipboard (ciph, 1); |
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ciph = NULL; |
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leave: |
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if (ciph) |
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gpgme_data_release (ciph); |
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gpgme_data_release (plain); |
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return err; |
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} |
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/* Show all invalid recipients if possible. @dlg is the |
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handle to the calling dialog and @ctx is the context |
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used for encryption. |
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Return value: 0 if invalid recipients exist -1 otherwise. */ |
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static int |
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show_invalid_recipients (HWND dlg, gpgme_ctx_t ctx) |
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{ |
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gpgme_encrypt_result_t res; |
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gpgme_invalid_key_t k; |
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gpgme_key_t key; |
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size_t len=0; |
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twoaday |
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char *uid, *p; |
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if (!ctx) |
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return -1; |
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res = gpgme_op_encrypt_result (ctx); |
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if (!res || !res->invalid_recipients) |
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return -1; |
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for (k=res->invalid_recipients; k; k = k->next) { |
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if (get_pubkey (k->fpr, &key)) |
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continue; |
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len += (32 + 16 + strlen (key->uids->name) + 2) + 4; |
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} |
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p = (char *)calloc (1, len+64); |
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if (!p) |
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BUG (NULL); |
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twoaday |
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strcpy (p, _("Recipients unsuable for encryption:\n")); |
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werner |
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for (k = res->invalid_recipients; k; k = k->next) { |
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if (get_pubkey (k->fpr, &key)) |
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continue; |
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uid = utf8_to_native (key->uids->name); |
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werner |
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strcat (p, key->subkeys->keyid+8); |
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strcat (p, " : "); |
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strcat (p, uid); |
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strcat (p, "\n"); |
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safe_free (uid); |
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} |
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msg_box (dlg, p, _("Encryption"), MB_ERR); |
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safe_free (p); |
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return 0; |
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} |
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/* Dialog procedure for the clipboard encryption. */ |
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BOOL CALLBACK |
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clip_encrypt_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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gpg_keycache_t kc; |
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gpgme_key_t *rset; |
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gpgme_ctx_t ctx=NULL; |
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gpgme_error_t err; |
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twoaday |
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int force_trust = 0; |
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int n; |
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switch (msg) { |
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case WM_INITDIALOG: |
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SetWindowText (dlg, _("Encryption")); |
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SetDlgItemText (dlg, IDC_ENCRYPT_FNDCMD, _("&Find")); |
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SetDlgItemText (dlg, IDCANCEL, _("&Cancel")); |
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twoaday |
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kc = keycache_get_ctx (KEYCACHE_PUB); |
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lv = keylist_load (GetDlgItem (dlg, IDC_ENCRYPT_KEYLIST), kc, NULL, |
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twoaday |
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KEYLIST_ENCRYPT_MIN, KEY_SORT_USERID); |
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twoaday |
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center_window (dlg, NULL); |
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SetForegroundWindow (dlg); |
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return TRUE; |
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case WM_DESTROY: |
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twoaday |
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if (lv) { |
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keylist_delete (lv); |
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werner |
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lv = NULL; |
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} |
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return FALSE; |
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case WM_NOTIFY: |
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NMHDR *notify; |
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notify = (NMHDR *)lparam; |
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if (notify && notify->code == NM_DBLCLK && |
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notify->idFrom == IDC_ENCRYPT_KEYLIST) |
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twoaday |
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PostMessage( dlg, WM_COMMAND, MAKEWPARAM( IDOK, 0 ), 0 ); |
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werner |
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if (notify && notify->code == LVN_COLUMNCLICK && |
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notify->idFrom == IDC_ENCRYPT_KEYLIST ) { |
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NMLISTVIEW *p = (LPNMLISTVIEW) lparam; |
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int sortby = 0; |
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twoaday |
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switch (p->iSubItem) { |
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werner |
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case 0: sortby = KEY_SORT_USERID; break; |
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case 1: sortby = KEY_SORT_KEYID; break; |
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case 2: sortby = KEY_SORT_LEN; break; |
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case 4: sortby = KEY_SORT_VALIDITY; break; |
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default: sortby = KEY_SORT_USERID; break; |
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} |
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twoaday |
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keylist_sort (lv, sortby); |
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werner |
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} |
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return TRUE; |
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case WM_COMMAND: |
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switch( LOWORD( wparam ) ) { |
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case IDOK: |
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rset = keylist_get_recipients (lv, &force_trust, &n); |
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if (!n) { |
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twoaday |
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msg_box (dlg, _("You must select at least one key."), |
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_("Encryption"), MB_ERR); |
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safe_free (rset); |
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werner |
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return FALSE; |
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} |
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err = gpg_clip_encrypt (rset, force_trust, &ctx); |
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if (err) { |
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if (show_invalid_recipients (dlg, ctx)) |
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msg_box (dlg, gpgme_strerror (err), _("Encryption"), MB_ERR); |
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} |
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else |
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twoaday |
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show_msg (dlg, 1500, _("GnuPG Status: Finished")); |
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safe_free (rset); |
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if (ctx) |
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gpgme_release (ctx); |
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if (!err) |
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EndDialog (dlg, TRUE); |
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werner |
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return TRUE; |
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case IDCANCEL: |
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twoaday |
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EndDialog (dlg, FALSE); |
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werner |
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return FALSE; |
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case IDC_ENCRYPT_FNDCMD: |
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{ |
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char tmpbuf[64]; |
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n = GetDlgItemText (dlg, IDC_ENCRYPT_FIND, tmpbuf, DIM (tmpbuf)-1); |
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if (!n) |
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break; |
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n = listview_find (lv, tmpbuf); |
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if (n != -1) { |
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int oldpos = listview_get_curr_pos (lv); |
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listview_select_one (lv, n); |
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listview_scroll (lv, oldpos, n); |
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} |
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else |
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log_box (_("Encryption"), MB_ERR, _("No recipient found with '%s'"), tmpbuf); |
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break; |
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} |
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} |
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break; |
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} |
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return FALSE; |
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} |
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