1 /* vfs-create.c - vfs create support in GPGME
2 Copyright (C) 2009 g10 Code GmbH
4 This file is part of GPGME.
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.
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.
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
34 vfs_start (gpgme_ctx_t ctx, int synchronous,
36 gpgme_assuan_data_cb_t data_cb,
38 gpgme_assuan_inquire_cb_t inq_cb,
40 gpgme_assuan_status_cb_t status_cb,
41 void *status_cb_value)
45 if (!command || !*command)
46 return gpg_error (GPG_ERR_INV_VALUE);
48 /* The flag value 256 is used to suppress an engine reset. This is
49 required to keep the connection running. */
50 err = _gpgme_op_reset (ctx, ((synchronous & 255) | 256));
54 return _gpgme_engine_op_assuan_transact (ctx->engine, command,
55 data_cb, data_cb_value,
57 status_cb, status_cb_value);
62 /* XXXX. This is the asynchronous variant. */
64 gpgme_op_vfs_transact_start (gpgme_ctx_t ctx,
66 gpgme_assuan_data_cb_t data_cb,
68 gpgme_assuan_inquire_cb_t inq_cb,
70 gpgme_assuan_status_cb_t status_cb,
71 void *status_cb_value)
73 return vfs_start (ctx, 0, command, data_cb, data_cb_value,
74 inq_cb, inq_cb_value, status_cb, status_cb_value);
79 /* XXXX. This is the synchronous variant. */
81 gpgme_op_vfs_transact (gpgme_ctx_t ctx,
83 gpgme_assuan_data_cb_t data_cb,
85 gpgme_assuan_inquire_cb_t inq_cb,
87 gpgme_assuan_status_cb_t status_cb,
88 void *status_cb_value,
89 gpgme_error_t *op_err)
93 err = vfs_start (ctx, 1, command, data_cb, data_cb_value,
94 inq_cb, inq_cb_value, status_cb, status_cb_value);
96 err = _gpgme_wait_one_ext (ctx, op_err);
101 /* The actual exported interface follows. */
103 /* The container is automatically uncreateed when the context is reset
104 or destroyed. This is a synchronous convenience interface, which
105 automatically returns an operation error if there is no
106 transmission error. */
108 _gpgme_op_vfs_create (gpgme_ctx_t ctx, gpgme_key_t recp[],
109 const char *container_file, unsigned int flags,
110 gpgme_error_t *op_err)
114 char *container_file_esc = NULL;
117 /* We want to encourage people to check error values, so not getting
118 them is discouraged here. Also makes our code easier. */
120 return gpg_error (GPG_ERR_INV_VALUE);
122 err = _gpgme_encode_percent_string (container_file, &container_file_esc, 0);
127 while (!err && recp[i])
129 if (!recp[i]->subkeys || !recp[i]->subkeys->fpr)
131 free (container_file_esc);
132 return gpg_error (GPG_ERR_UNUSABLE_PUBKEY);
135 if (asprintf (&cmd, "RECIPIENT %s", recp[i]->subkeys->fpr) < 0)
137 err = gpg_error_from_syserror ();
138 free (container_file_esc);
142 err = gpgme_op_vfs_transact (ctx, cmd, NULL, NULL, NULL, NULL,
147 free (container_file_esc);
153 if (asprintf (&cmd, "CREATE -- %s", container_file_esc) < 0)
155 err = gpg_error_from_syserror ();
156 free (container_file_esc);
159 free (container_file_esc);
161 err = gpgme_op_vfs_transact (ctx, cmd, NULL, NULL, NULL, NULL,
170 gpgme_op_vfs_create (gpgme_ctx_t ctx, gpgme_key_t recp[],
171 const char *container_file, unsigned int flags,
172 gpgme_error_t *op_err)
176 TRACE_BEG3 (DEBUG_CTX, "gpgme_op_vfs_create", ctx,
177 "container_file=%s, flags=0x%x, op_err=%p",
178 container_file, flags, op_err);
180 if (_gpgme_debug_trace () && recp)
186 TRACE_LOG3 ("recipient[%i] = %p (%s)", i, recp[i],
187 (recp[i]->subkeys && recp[i]->subkeys->fpr) ?
188 recp[i]->subkeys->fpr : "invalid");
193 err = _gpgme_op_vfs_create (ctx, recp, container_file, flags, op_err);
194 return TRACE_ERR (err);