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/* wptSigList.cpp - Listview for key signatures |
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* Copyright (C) 2001-2006 Timo Schulz |
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* Copyright (C) 2005, 2006 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 |
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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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|
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#ifdef HAVE_CONFIG_H |
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#include <config.h> |
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#endif |
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|
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#include <windows.h> |
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#include <time.h> |
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|
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#include "resource.h" |
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#include "wptGPG.h" |
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#include "wptCommonCtl.h" |
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#include "wptKeylist.h" |
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#include "wptNLS.h" |
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#include "wptErrors.h" |
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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 "wptContext.h" |
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|
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|
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/* Is the given signature an user-id signature? */ |
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#define IS_UID_CERT(_class) ((_class) >= 0x10 && (_class) <= 0x13) |
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|
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|
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/* Create a signature list control in @lv with the parent window |
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given in @ctrl. |
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Return value: 0 on success. */ |
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static void |
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siglist_build (listview_ctrl_t *lv, HWND ctrl) |
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{ |
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struct listview_ctrl_s *c; |
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struct listview_column_s implist[] = { |
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{0, 240, (char *)_("User ID")}, |
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{1, 50, (char *)_("Valid")}, |
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{2, 44, (char *)_("Class")}, |
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{3, 68, (char *)_("Creation")}, |
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{4, 80, (char *)_("Key ID")}, |
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{5, 68, (char *)_("Expiration")}, |
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{6, 56, (char *)_("Algorithm")}, |
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{0, 0, NULL} |
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}; |
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int j; |
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|
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listview_new (&c, ctrl); |
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for (j=0; implist[j].fieldname != NULL; j++) |
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listview_add_column (c, &implist[j]); |
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listview_set_ext_style (c); |
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listview_del_all_items (c); |
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*lv = c; |
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} |
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|
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|
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/* Delete the signature control in @lv. */ |
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void |
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siglist_delete (listview_ctrl_t lv) |
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{ |
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if (lv) { |
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listview_release (lv); |
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} |
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} |
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|
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|
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/* Indent the string in @old with the level @ilvl. |
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Return value: indented string. */ |
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static char* |
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indent_string (const char *old, int ilvl) |
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{ |
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char *p; |
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int i; |
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|
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p = new char[strlen (old) + 1 + ilvl]; |
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if (!p) |
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BUG (NULL); |
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for (i = 0; i < ilvl; i++) |
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p[i] = ' '; |
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strcpy (p+i, old); |
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return p; |
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} |
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|
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|
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/* Add an item at the given pos @pos with the opaque param @ks. */ |
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int |
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add_keysig_item (listview_ctrl_t ctx, int pos, gpgme_key_sig_t ks) |
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{ |
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LV_ITEM lvi; |
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|
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memset (&lvi, 0, sizeof lvi); |
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lvi.iItem = pos; |
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lvi.lParam = (LPARAM)ks; |
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lvi.mask = LVIF_PARAM; |
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if (ListView_InsertItem (ctx->ctrl, &lvi) != pos) |
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return -1; |
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return 0; |
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} |
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|
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|
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/* Add an userid signature @ks from the userid @uid to the sig list |
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control @lv. |
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Return value: 0 on success. */ |
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static int |
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siglist_add_key (listview_ctrl_t lv, struct native_uid_s *uid, |
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gpgme_key_sig_t ks, int pos) |
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{ |
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struct winpt_key_s key; |
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const char *attr; |
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const char *s; |
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char t[128]; |
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int no_uid = 0; |
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int rc = 0; |
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|
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if (ks && !IS_UID_CERT (ks->sig_class)) |
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return 0; |
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|
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rc = add_keysig_item (lv, pos, ks); |
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if (rc) |
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return rc; |
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|
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attr = NULL; |
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if (!uid) { |
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memset (&key, 0, sizeof (key)); |
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winpt_get_pubkey (ks->keyid, &key); |
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if (key.ext != NULL) |
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attr = key.ext->uids->uid; |
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} |
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else |
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attr = uid->uid; |
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if (attr && strlen (attr)) { |
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char *p = uid? m_strdup (attr) : indent_string (attr, 2); |
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listview_add_sub_item (lv, pos, SL_COL_UID, p); |
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free_if_alloc (p); |
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} |
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else { |
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listview_add_sub_item (lv, pos, SL_COL_UID, _(" user ID not found")); |
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no_uid = 1; |
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} |
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|
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/* Return immediately for root items. */ |
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if (uid) |
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return 0; |
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|
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switch (gpgme_err_code (ks->status)) { |
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case GPG_ERR_NO_ERROR: s = "YES"; break; |
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case GPG_ERR_NO_PUBKEY: s = "NOKEY"; break; |
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case GPG_ERR_BAD_SIGNATURE:s = "NO"; break; |
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default: s = "ERROR"; break; |
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} |
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if (no_uid) |
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s = "NOKEY"; |
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listview_add_sub_item (lv, pos, SL_COL_VALID, s); |
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|
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switch (ks->sig_class) { |
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case 0x10: strcpy (t, " "); break; |
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case 0x11: strcpy (t, "1"); break; |
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case 0x12: strcpy (t, "2"); break; |
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case 0x13: strcpy (t, "3"); break; |
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} |
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|
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strcat (t, " "); |
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if (!ks->exportable) |
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strcat (t, "L"); |
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/* XXX: if gpgme supports non-revocable status, add 'R' */ |
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listview_add_sub_item (lv, pos, SL_COL_CLASS, t); |
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|
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s = get_key_created (ks->timestamp); |
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listview_add_sub_item (lv, pos, SL_COL_CREATE, s); |
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|
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if (ks->keyid && strlen (ks->keyid) == 16) { |
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_snprintf (t, DIM (t) -1, "0x%s", ks->keyid + 8); |
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listview_add_sub_item (lv, pos, SL_COL_KEYID, t); |
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} |
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|
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if (ks->expires > 0) { |
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s = get_key_created (ks->expires); |
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listview_add_sub_item (lv, pos, SL_COL_EXPIRE, s); |
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} |
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|
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attr = get_key_pubalgo (ks->pubkey_algo); |
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if (attr) |
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listview_add_sub_item (lv, pos, 6, (char *)attr); |
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|
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return 0; |
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} |
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|
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|
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/* Load a signature list with the signatures of the key with |
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the keyID @keyid. The parent window is in @ctrl. |
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Return value is the handle to the listview control. */ |
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listview_ctrl_t |
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siglist_load (HWND ctrl, const char *keyid) |
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{ |
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gpgme_key_sig_t s; |
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struct native_uid_s *u; |
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winpt_key_s key; |
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listview_ctrl_t lv; |
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int pos = 0; |
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int rc = 0; |
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|
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siglist_build (&lv, ctrl); |
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memset (&key, 0, sizeof (key)); |
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if (winpt_get_pubkey (keyid, &key)) |
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BUG (NULL); |
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|
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for (u=key.ext->uids; u; u = u->next) { |
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siglist_add_key (lv, u, NULL, pos++); |
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for (s = u->signatures; s; s = s->next) { |
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if (!IS_UID_CERT (s->sig_class)) |
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continue; |
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rc = siglist_add_key (lv, NULL, s, pos++); |
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if (rc) |
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break; |
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} |
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} |
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if (rc) { |
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siglist_delete (lv); |
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lv = NULL; |
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} |
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return lv; |
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} |
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|
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|
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/* Integer comparsion of @a and @b. |
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Return values: same as in strcmp. */ |
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static inline int |
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int_cmp (int a, int b) |
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{ |
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if (a == b) return 0; |
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else if (a > b) return 1; |
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else return -1; |
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return 0; |
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} |
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|
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|
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/* Sorting callback for the signature list. */ |
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static int CALLBACK |
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siglist_cmp_cb (LPARAM first, LPARAM second, LPARAM sortby) |
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{ |
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gpgme_key_sig_t a, b; |
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int cmpresult=0; |
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|
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a = (gpgme_key_sig_t)first; |
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b = (gpgme_key_sig_t)second; |
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if (!a || !b) |
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return -1; /* this indicates that one item is a root item. */ |
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|
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switch (sortby) { |
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case KEY_SORT_KEYID: |
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cmpresult = strcmp (a->keyid, b->keyid); |
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break; |
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|
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case KEY_SORT_CREATED: |
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cmpresult = int_cmp (a->timestamp, b->timestamp); |
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break; |
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|
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case KEY_SORT_ALGO: |
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cmpresult = int_cmp (a->pubkey_algo, b->pubkey_algo); |
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break; |
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|
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case KEY_SORT_VALIDITY: |
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cmpresult = int_cmp (a->status, b->status); |
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break; |
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|
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case SIG_SORT_EXPIRE: |
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cmpresult = int_cmp (a->expires, a->expires); |
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break; |
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|
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case SIG_SORT_CLASS: |
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cmpresult = int_cmp (a->sig_class, b->sig_class); |
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break; |
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} |
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return cmpresult; |
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} |
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|
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|
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/* Sort the signature list @sigl by @sortby. */ |
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void |
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siglist_sort (listview_ctrl_t sigl, int sortby) |
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{ |
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listview_sort_items (sigl, sortby, siglist_cmp_cb); |
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} |
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