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/* wptSymEnc.cpp - Symmetric encryption support |
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* Copyright (C) 2002, 2003, 2004 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 |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (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 GNU |
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* 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 "wptGPG.h" |
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#include "wptCommonCtl.h" |
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#include "wptContext.h" |
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#include "wptDlgs.h" |
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#include "wptNLS.h" |
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#include "wptUTF8.h" |
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#include "wptTypes.h" |
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#include "wptErrors.h" |
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int |
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gpgme_encrypt_symmetric (void) |
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{ |
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gpgme_ctx_t ctx; |
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gpgme_error_t rc; |
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char * pass = NULL; |
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int cancel = 0; |
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pass = request_passphrase2 (_("Symmetric Encryption"), &cancel); |
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if (cancel) |
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return WPTERR_GENERAL; |
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rc = gpgme_new (&ctx); |
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if (rc) |
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BUG (0); |
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gpgme_set_passphrase (ctx, pass); |
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rc = gpgme_op_clip_symenc (ctx); |
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sfree_if_alloc (pass); |
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if (rc) |
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msg_box (NULL, gpgme_strerror (rc), _("Symmetric Encryption"), MB_ERR); |
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else |
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show_msg (GetDesktopWindow (), 1500, _("GnuPG Status: Finished")); |
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gpgme_release (ctx); |
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return rc? WPTERR_GENERAL : 0; |
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} /* gpgme_encrypt_symmetric */ |
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/* wptSymEnc.cpp - Symmetric encryption support |
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* Copyright (C) 2002-2006 Timo Schulz |
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* |
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* This file is part of WinPT. |
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* |
| 6 |
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* WinPT is free software; you can redistribute it and/or |
| 7 |
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* modify it under the terms of the GNU General Public License |
| 8 |
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* as published by the Free Software Foundation; either version 2 |
| 9 |
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* of the License, or (at your option) any later version. |
| 10 |
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* |
| 11 |
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* WinPT is distributed in the hope that it will be useful, |
| 12 |
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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 GNU |
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* General Public License for more details. |
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*/ |
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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 "wptGPG.h" |
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#include "wptCommonCtl.h" |
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#include "wptContext.h" |
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#include "wptDlgs.h" |
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#include "wptNLS.h" |
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#include "wptUTF8.h" |
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#include "wptTypes.h" |
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#include "wptErrors.h" |
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/* Simple passphrase callback. The hook pointer is the passphrase itself. |
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Return value: 0 on success. */ |
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gpgme_error_t |
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sym_passphrase_cb (void *hook, const char *hint, const char *pass_inf, |
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int prev_was_bad, int fd) |
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{ |
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const char *pass = (const char*)hook; |
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HANDLE hd = (HANDLE)fd; |
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DWORD n; |
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if (!pass) |
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return gpg_error (GPG_ERR_INV_ARG); |
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if (!WriteFile (hd, pass, strlen (pass), &n, NULL)) |
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log_debug ("sym_passphrase_cb: WriteFile() failed ec=%d\n", w32_errno); |
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if (!WriteFile (hd, "\n", 1, &n, NULL)) |
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log_debug ("sym_passphrase_cb: WriteFile() failed ec=%d\n", w32_errno); |
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return 0; |
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} |
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/* Perform symmetric encryption on the current clipboard data. |
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Return 0 for success. */ |
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gpgme_error_t |
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gpg_clip_sym_encrypt (void) |
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{ |
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gpgme_ctx_t ctx; |
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gpgme_data_t plain=NULL; |
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gpgme_data_t ciph=NULL; |
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gpgme_error_t rc; |
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char *pass = NULL; |
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int cancel = 0; |
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pass = request_passphrase2 (_("Symmetric Encryption"), |
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PASSDLG_NOTEMPTY, &cancel); |
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if (cancel) |
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return 0; |
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rc = gpgme_new (&ctx); |
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if (rc) |
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goto leave; |
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rc = gpg_data_new_from_clipboard (&plain, 0); |
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if (rc) |
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goto leave; |
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rc = gpgme_data_new (&ciph); |
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if (rc) |
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goto leave; |
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gpgme_set_armor (ctx, 1); |
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gpgme_set_textmode (ctx, 1); |
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gpgme_set_passphrase_cb (ctx, sym_passphrase_cb, pass); |
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rc = gpgme_op_encrypt (ctx, NULL, (gpgme_encrypt_flags_t)0, plain, ciph); |
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if (rc) |
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msg_box (NULL, gpgme_strerror (rc), _("Symmetric Encryption"), MB_ERR); |
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else { |
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show_msg (GetDesktopWindow (), 1500, _("GnuPG Status: Finished")); |
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gpg_data_release_and_set_clipboard (ciph, 1); |
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ciph = NULL; |
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} |
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leave: |
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if (plain) |
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gpgme_data_release (plain); |
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if (ciph) |
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gpgme_data_release (ciph); |
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gpgme_release (ctx); |
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sfree_if_alloc (pass); |
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return rc; |
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} |
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