LCOV - code coverage report
Current view: top level - src - trust-item.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 65 0.0 %
Date: 2016-09-12 13:07:23 Functions: 0 6 0.0 %

          Line data    Source code
       1             : /* trust-item.c - Trust item objects.
       2             :    Copyright (C) 2000 Werner Koch (dd9jn)
       3             :    Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
       4             : 
       5             :    This file is part of GPGME.
       6             : 
       7             :    GPGME is free software; you can redistribute it and/or modify it
       8             :    under the terms of the GNU Lesser General Public License as
       9             :    published by the Free Software Foundation; either version 2.1 of
      10             :    the License, or (at your option) any later version.
      11             : 
      12             :    GPGME is distributed in the hope that it will be useful, but
      13             :    WITHOUT ANY WARRANTY; without even the implied warranty of
      14             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      15             :    Lesser General Public License for more details.
      16             : 
      17             :    You should have received a copy of the GNU Lesser General Public
      18             :    License along with this program; if not, write to the Free Software
      19             :    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
      20             :    02111-1307, USA.  */
      21             : 
      22             : #if HAVE_CONFIG_H
      23             : #include <config.h>
      24             : #endif
      25             : #include <stdlib.h>
      26             : #include <string.h>
      27             : #include <assert.h>
      28             : #include <errno.h>
      29             : 
      30             : #include "util.h"
      31             : #include "ops.h"
      32             : #include "sema.h"
      33             : #include "debug.h"
      34             : 
      35             : 
      36             : /* Protects all reference counters in trust items.  All other accesses
      37             :    to a trust item are either read only or happen before the trust
      38             :    item is available to the user.  */
      39             : DEFINE_STATIC_LOCK (trust_item_ref_lock);
      40             : 
      41             : 
      42             : /* Create a new trust item.  */
      43             : gpgme_error_t
      44           0 : _gpgme_trust_item_new (gpgme_trust_item_t *r_item)
      45             : {
      46             :   gpgme_trust_item_t item;
      47             : 
      48           0 :   item = calloc (1, sizeof *item);
      49           0 :   if (!item)
      50           0 :     return gpg_error_from_syserror ();
      51           0 :   item->_refs = 1;
      52           0 :   item->keyid = item->_keyid;
      53           0 :   item->_keyid[16] = '\0';
      54           0 :   item->owner_trust = item->_owner_trust;
      55           0 :   item->_owner_trust[1] = '\0';
      56           0 :   item->validity = item->_validity;
      57           0 :   item->_validity[1] = '\0';
      58           0 :   *r_item = item;
      59           0 :   return 0;
      60             : }
      61             : 
      62             : 
      63             : /* Acquire a reference to ITEM.  */
      64             : void
      65           0 : gpgme_trust_item_ref (gpgme_trust_item_t item)
      66             : {
      67           0 :   LOCK (trust_item_ref_lock);
      68           0 :   item->_refs++;
      69           0 :   UNLOCK (trust_item_ref_lock);
      70           0 : }
      71             : 
      72             : 
      73             : /* gpgme_trust_item_unref releases the trust item object. Note that
      74             :    this function may not do an actual release if there are other
      75             :    shallow copies of the object.  You have to call this function for
      76             :    every newly created trust item object as well as for every
      77             :    gpgme_trust_item_ref() done on the trust item object.  */
      78             : void
      79           0 : gpgme_trust_item_unref (gpgme_trust_item_t item)
      80             : {
      81           0 :   LOCK (trust_item_ref_lock);
      82           0 :   assert (item->_refs > 0);
      83           0 :   if (--item->_refs)
      84             :     {
      85           0 :       UNLOCK (trust_item_ref_lock);
      86           0 :       return;
      87             :     }
      88           0 :   UNLOCK (trust_item_ref_lock);
      89             : 
      90           0 :   if (item->name)
      91           0 :     free (item->name);
      92           0 :   free (item);
      93             : }
      94             : 
      95             : 
      96             : /* Compatibility interfaces.  */
      97             : void
      98           0 : gpgme_trust_item_release (gpgme_trust_item_t item)
      99             : {
     100           0 :   gpgme_trust_item_unref (item);
     101           0 : }
     102             : 
     103             : /* Return the value of the attribute WHAT of ITEM, which has to be
     104             :    representable by a string.  */
     105           0 : const char *gpgme_trust_item_get_string_attr (gpgme_trust_item_t item,
     106             :                                               _gpgme_attr_t what,
     107             :                                               const void *reserved, int idx)
     108             : {
     109           0 :   const char *val = NULL;
     110             : 
     111           0 :   if (!item)
     112           0 :     return NULL;
     113           0 :   if (reserved)
     114           0 :     return NULL;
     115           0 :   if (idx)
     116           0 :     return NULL;
     117             : 
     118           0 :   switch (what)
     119             :     {
     120             :     case GPGME_ATTR_KEYID:
     121           0 :       val = item->keyid;
     122           0 :       break;
     123             : 
     124             :     case GPGME_ATTR_OTRUST:
     125           0 :       val = item->owner_trust;
     126           0 :       break;
     127             : 
     128             :     case GPGME_ATTR_VALIDITY:
     129           0 :       val = item->validity;
     130           0 :       break;
     131             : 
     132             :     case GPGME_ATTR_USERID:
     133           0 :       val = item->name;
     134           0 :       break;
     135             : 
     136             :     default:
     137           0 :       break;
     138             :     }
     139           0 :   return val;
     140             : }
     141             : 
     142             : 
     143             : /* Return the value of the attribute WHAT of KEY, which has to be
     144             :    representable by an integer.  IDX specifies a running index if the
     145             :    attribute appears more than once in the key.  */
     146           0 : int gpgme_trust_item_get_int_attr (gpgme_trust_item_t item, _gpgme_attr_t what,
     147             :                                    const void *reserved, int idx)
     148             : {
     149           0 :   int val = 0;
     150             : 
     151           0 :   if (!item)
     152           0 :     return 0;
     153           0 :   if (reserved)
     154           0 :     return 0;
     155           0 :   if (idx)
     156           0 :     return 0;
     157             : 
     158           0 :   switch (what)
     159             :     {
     160             :     case GPGME_ATTR_LEVEL:
     161           0 :       val = item->level;
     162           0 :       break;
     163             : 
     164             :     case GPGME_ATTR_TYPE:
     165           0 :       val = item->type;
     166           0 :       break;
     167             : 
     168             :     default:
     169           0 :       break;
     170             :     }
     171           0 :   return val;
     172             : }

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