LCOV - code coverage report
Current view: top level - src - vfs-create.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 55 0.0 %
Date: 2016-09-12 13:07:23 Functions: 0 4 0.0 %

          Line data    Source code
       1             : /* vfs-create.c - vfs create support in GPGME
       2             :    Copyright (C) 2009 g10 Code GmbH
       3             : 
       4             :    This file is part of GPGME.
       5             : 
       6             :    GPGME is free software; you can redistribute it and/or modify it
       7             :    under the terms of the GNU Lesser General Public License as
       8             :    published by the Free Software Foundation; either version 2.1 of
       9             :    the License, or (at your option) any later version.
      10             : 
      11             :    GPGME is distributed in the hope that it will be useful, but
      12             :    WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14             :    Lesser General Public License for more details.
      15             : 
      16             :    You should have received a copy of the GNU Lesser General Public
      17             :    License along with this program; if not, write to the Free Software
      18             :    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
      19             :    02111-1307, USA.  */
      20             : 
      21             : #if HAVE_CONFIG_H
      22             : #include <config.h>
      23             : #endif
      24             : 
      25             : #include <stdlib.h>
      26             : #include <string.h>
      27             : 
      28             : #include "gpgme.h"
      29             : #include "debug.h"
      30             : #include "context.h"
      31             : #include "ops.h"
      32             : #include "util.h"
      33             : 
      34             : static gpgme_error_t
      35           0 : vfs_start (gpgme_ctx_t ctx, int synchronous,
      36             :            const char *command,
      37             :            gpgme_assuan_data_cb_t data_cb,
      38             :            void *data_cb_value,
      39             :            gpgme_assuan_inquire_cb_t inq_cb,
      40             :            void *inq_cb_value,
      41             :            gpgme_assuan_status_cb_t status_cb,
      42             :            void *status_cb_value)
      43             : {
      44             :   gpgme_error_t err;
      45             : 
      46           0 :   if (!command || !*command)
      47           0 :     return gpg_error (GPG_ERR_INV_VALUE);
      48             : 
      49             :   /* The flag value 256 is used to suppress an engine reset.  This is
      50             :      required to keep the connection running.  */
      51           0 :   err = _gpgme_op_reset (ctx, ((synchronous & 255) | 256));
      52           0 :   if (err)
      53           0 :     return err;
      54             : 
      55           0 :   return _gpgme_engine_op_assuan_transact (ctx->engine, command,
      56             :                                            data_cb, data_cb_value,
      57             :                                            inq_cb, inq_cb_value,
      58             :                                            status_cb, status_cb_value);
      59             : }
      60             : 
      61             : 
      62             : #if 0
      63             : /* XXXX.  This is the asynchronous variant. */
      64             : static gpgme_error_t
      65             : gpgme_op_vfs_transact_start (gpgme_ctx_t ctx,
      66             :                              const char *command,
      67             :                              gpgme_assuan_data_cb_t data_cb,
      68             :                              void *data_cb_value,
      69             :                              gpgme_assuan_inquire_cb_t inq_cb,
      70             :                              void *inq_cb_value,
      71             :                              gpgme_assuan_status_cb_t status_cb,
      72             :                              void *status_cb_value)
      73             : {
      74             :   return vfs_start (ctx, 0, command, data_cb, data_cb_value,
      75             :                     inq_cb, inq_cb_value, status_cb, status_cb_value);
      76             : }
      77             : #endif
      78             : 
      79             : 
      80             : /* XXXX.  This is the synchronous variant. */
      81             : static gpgme_error_t
      82           0 : gpgme_op_vfs_transact (gpgme_ctx_t ctx,
      83             :                        const char *command,
      84             :                        gpgme_assuan_data_cb_t data_cb,
      85             :                        void *data_cb_value,
      86             :                        gpgme_assuan_inquire_cb_t inq_cb,
      87             :                        void *inq_cb_value,
      88             :                        gpgme_assuan_status_cb_t status_cb,
      89             :                        void *status_cb_value,
      90             :                        gpgme_error_t *op_err)
      91             : {
      92             :   gpgme_error_t err;
      93             : 
      94           0 :   if (!ctx)
      95           0 :     return gpg_error (GPG_ERR_INV_VALUE);
      96             : 
      97           0 :   err = vfs_start (ctx, 1, command, data_cb, data_cb_value,
      98             :                    inq_cb, inq_cb_value, status_cb, status_cb_value);
      99           0 :   if (!err)
     100           0 :     err = _gpgme_wait_one_ext (ctx, op_err);
     101           0 :   return err;
     102             : }
     103             : 
     104             : 
     105             : /* The actual exported interface follows.  */
     106             : 
     107             : /* The container is automatically uncreateed when the context is reset
     108             :    or destroyed.  This is a synchronous convenience interface, which
     109             :    automatically returns an operation error if there is no
     110             :    transmission error.  */
     111             : static gpgme_error_t
     112           0 : _gpgme_op_vfs_create (gpgme_ctx_t ctx, gpgme_key_t recp[],
     113             :                       const char *container_file, unsigned int flags,
     114             :                       gpgme_error_t *op_err)
     115             : {
     116             :   gpg_error_t err;
     117             :   char *cmd;
     118           0 :   char *container_file_esc = NULL;
     119             :   int i;
     120             : 
     121             :   /* We want to encourage people to check error values, so not getting
     122             :      them is discouraged here.  Also makes our code easier.  */
     123           0 :   if (! op_err)
     124           0 :     return gpg_error (GPG_ERR_INV_VALUE);
     125             : 
     126           0 :   err = _gpgme_encode_percent_string (container_file, &container_file_esc, 0);
     127           0 :   if (err)
     128           0 :     return err;
     129             : 
     130           0 :   i = 0;
     131           0 :   while (!err && recp[i])
     132             :     {
     133           0 :       if (!recp[i]->subkeys || !recp[i]->subkeys->fpr)
     134             :         {
     135           0 :           free (container_file_esc);
     136           0 :           return gpg_error (GPG_ERR_UNUSABLE_PUBKEY);
     137             :         }
     138             : 
     139           0 :       if (asprintf (&cmd, "RECIPIENT %s", recp[i]->subkeys->fpr) < 0)
     140             :         {
     141           0 :           err = gpg_error_from_syserror ();
     142           0 :           free (container_file_esc);
     143           0 :           return err;
     144             :         }
     145             : 
     146           0 :       err = gpgme_op_vfs_transact (ctx, cmd, NULL, NULL, NULL, NULL,
     147             :                                    NULL, NULL, op_err);
     148           0 :       free (cmd);
     149           0 :       if (err || *op_err)
     150             :         {
     151           0 :           free (container_file_esc);
     152           0 :           return err;
     153             :         }
     154           0 :       recp++;
     155             :     }
     156             : 
     157           0 :   if (asprintf (&cmd, "CREATE -- %s", container_file_esc) < 0)
     158             :     {
     159           0 :       err = gpg_error_from_syserror ();
     160           0 :       free (container_file_esc);
     161           0 :       return err;
     162             :     }
     163           0 :   free (container_file_esc);
     164             : 
     165           0 :   err = gpgme_op_vfs_transact (ctx, cmd, NULL, NULL, NULL, NULL,
     166             :                                NULL, NULL, op_err);
     167           0 :   free (cmd);
     168             : 
     169           0 :   return err;
     170             : }
     171             : 
     172             : 
     173             : gpgme_error_t
     174           0 : gpgme_op_vfs_create (gpgme_ctx_t ctx, gpgme_key_t recp[],
     175             :                       const char *container_file, unsigned int flags,
     176             :                       gpgme_error_t *op_err)
     177             : {
     178             :   gpg_error_t err;
     179             : 
     180           0 :   TRACE_BEG3 (DEBUG_CTX, "gpgme_op_vfs_create", ctx,
     181             :               "container_file=%s, flags=0x%x, op_err=%p",
     182             :               container_file, flags, op_err);
     183             : 
     184           0 :   if (!ctx)
     185           0 :     return TRACE_ERR (gpg_error (GPG_ERR_INV_VALUE));
     186             : 
     187           0 :   if (_gpgme_debug_trace () && recp)
     188             :     {
     189           0 :       int i = 0;
     190             : 
     191           0 :       while (recp[i])
     192             :         {
     193           0 :           TRACE_LOG3 ("recipient[%i] = %p (%s)", i, recp[i],
     194             :                       (recp[i]->subkeys && recp[i]->subkeys->fpr) ?
     195             :                       recp[i]->subkeys->fpr : "invalid");
     196           0 :           i++;
     197             :         }
     198             :     }
     199             : 
     200           0 :   err = _gpgme_op_vfs_create (ctx, recp, container_file, flags, op_err);
     201           0 :   return TRACE_ERR (err);
     202             : }
     203             : 

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