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/* OEDlgVerify.c - OE verify dialog |
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* Copyright (C) 2001, 2002, 2003, 2006 Timo Schulz |
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* |
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* This file is part of GPGOE. |
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* |
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* GPGOE is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation; either version 2.1 of the License, or |
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* (at your option) any later version. |
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* |
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* GPGOE 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 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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|
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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 <time.h> |
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#include <assert.h> |
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#include "resource.h" |
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#include "gpgme.h" |
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#include "GPGOE.h" |
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|
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|
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/* Map the signature summary in @sum to signature status table index. |
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Return value: index to table. */ |
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static int |
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sigsum_to_index (gpgme_sigsum_t sum) |
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{ |
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if ((sum & GPGME_SIGSUM_VALID) && (sum & GPGME_SIGSUM_KEY_REVOKED)) |
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return 7; |
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if ((sum & GPGME_SIGSUM_VALID) && (sum & GPGME_SIGSUM_SIG_EXPIRED)) |
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return 6; |
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if (sum & GPGME_SIGSUM_GREEN) |
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return 1; |
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else if (sum & GPGME_SIGSUM_RED) |
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return 2; |
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else if (sum & GPGME_SIGSUM_KEY_MISSING) |
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return 3; |
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return 0; |
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} |
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|
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|
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/* Return human readable description of the validity. */ |
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const char* |
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get_key_validity (gpgme_signature_t sig) |
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{ |
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const char *valid; |
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|
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switch (sig->validity) { |
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case GPGME_VALIDITY_UNKNOWN: |
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case GPGME_VALIDITY_UNDEFINED: valid = _("undefined"); break; |
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case GPGME_VALIDITY_NEVER: valid = _("NEVER"); break; |
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case GPGME_VALIDITY_MARGINAL: valid = _("marginal"); break; |
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case GPGME_VALIDITY_FULL: |
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case GPGME_VALIDITY_ULTIMATE: valid = _("full"); break; |
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default: valid = _("undefined"); break; |
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} |
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|
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return valid; |
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} |
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|
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/* Return a humand readable description for the signature status @sum. */ |
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const char* |
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get_sigstat (gpgme_signature_t sig) |
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{ |
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const char *gpg_sigstat[] = { |
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_("Invalid signature"), |
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_("Good signature"), |
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_("BAD signature"), |
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_("Can't check signature: key not found."), |
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_("Invalid signature"), |
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_("Invalid signature"), |
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_("Good signature (Expired Key)"), |
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_("Good signature (Revoked Key)"), |
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NULL |
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}; |
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const unsigned int mask = 8; |
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|
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if (sig->summary == 0 && gpg_err_code (sig->status) == GPG_ERR_NO_ERROR) |
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return gpg_sigstat[1]; |
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return gpg_sigstat[sigsum_to_index (sig->summary) % mask]; |
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} |
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|
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|
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/* Create human readable signature information. */ |
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static void |
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set_sig_info (HWND dlg, gpgme_signature_t sig) |
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{ |
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gpgme_key_t key = NULL; |
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gpgme_ctx_t gctx = NULL; |
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gpgme_error_t err; |
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const char *keyid; |
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const char *stat; |
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char *uid; |
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char buffer[1024]; |
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char date[64] = {0}; |
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|
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err = gpgme_new (&gctx); |
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assert (!err); |
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gpgme_get_key (gctx, sig->fpr, &key, 0); |
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gpgme_release (gctx); |
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|
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keyid = strlen (sig->fpr) == 40? sig->fpr+32 : sig->fpr+24; |
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stat = get_sigstat (sig); |
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if (!key) |
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uid = xstrdup (_("UserID not found")); |
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else |
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uid = utf8_to_native (key->uids->uid); |
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|
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strncpy (date, ctime (&sig->timestamp), sizeof (date)-2); |
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date[strlen (date)-1]=0; |
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if (!key) |
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_snprintf (buffer, sizeof (buffer)-1, |
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_("Signature made '%s' using key ID 0x%08X\r\n" |
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"%s\r\n\"%s\""), date, keyid, stat, uid); |
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else |
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_snprintf (buffer, sizeof (buffer)-1, |
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_("Signature made '%s' using key ID 0x%08X\r\n" |
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"%s from \"%s\"\r\nValidity of the key: %s"), |
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date, keyid, stat, uid, get_key_validity (sig)); |
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if (key) |
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gpgme_key_release (key); |
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free_if_alloc (uid); |
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SetDlgItemText (dlg, IDC_VERIFY_STATUS, buffer); |
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} |
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|
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|
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/* Dialog box procedure for the verify process. */ |
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BOOL CALLBACK |
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verify_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam) |
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{ |
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gpgme_signature_t sig; |
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|
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switch (msg) { |
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case WM_INITDIALOG: |
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sig = (gpgme_signature_t)lparam; |
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assert (sig); |
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SetDlgItemText (dlg, IDOK, _("&OK")); |
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SetWindowText (dlg, _("Signature Verification")); |
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set_sig_info (dlg, sig); |
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SetForegroundWindow (dlg); |
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break; |
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|
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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 TRUE; |
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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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