diff options
Diffstat (limited to 'libtdenetwork/libgpgme-copy/gpgme/op-support.c')
-rw-r--r-- | libtdenetwork/libgpgme-copy/gpgme/op-support.c | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/libtdenetwork/libgpgme-copy/gpgme/op-support.c b/libtdenetwork/libgpgme-copy/gpgme/op-support.c new file mode 100644 index 00000000..87e47f42 --- /dev/null +++ b/libtdenetwork/libgpgme-copy/gpgme/op-support.c @@ -0,0 +1,280 @@ +/* op-support.c + Copyright (C) 2002, 2003, 2004 g10 Code GmbH + + This file is part of GPGME. + + GPGME is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of + the License, or (at your option) any later version. + + GPGME is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301, USA. */ + +#if HAVE_CONFIG_H +#include <config.h> +#endif +#include <stdlib.h> +#include <errno.h> +#include <string.h> +#include <locale.h> + +#include "gpgme.h" +#include "context.h" +#include "ops.h" + + +gpgme_error_t +_gpgme_op_data_lookup (gpgme_ctx_t ctx, ctx_op_data_id_t type, void **hook, + int size, void (*cleanup) (void *)) +{ + struct ctx_op_data *data = ctx->op_data; + while (data && data->type != type) + data = data->next; + if (!data) + { + if (size < 0) + { + *hook = NULL; + return 0; + } + + data = calloc (1, sizeof (struct ctx_op_data) + size); + if (!data) + return gpg_error_from_errno (errno); + data->next = ctx->op_data; + data->type = type; + data->cleanup = cleanup; + data->hook = (void *) (((char *) data) + sizeof (struct ctx_op_data)); + ctx->op_data = data; + } + *hook = data->hook; + return 0; +} + + +/* type is: 0: asynchronous operation (use global or user event loop). + 1: synchronous operation (always use private event loop). + 2: asynchronous private operation (use private or user + event loop). */ +gpgme_error_t +_gpgme_op_reset (gpgme_ctx_t ctx, int type) +{ + gpgme_error_t err = 0; + struct gpgme_io_cbs io_cbs; + + _gpgme_release_result (ctx); + + if (ctx->engine) + { + /* Attempt to reset an existing engine. */ + + err = _gpgme_engine_reset (ctx->engine); + if (gpg_err_code (err) == GPG_ERR_NOT_IMPLEMENTED) + { + _gpgme_engine_release (ctx->engine); + ctx->engine = NULL; + } + } + + if (!ctx->engine) + { + gpgme_engine_info_t info; + info = ctx->engine_info; + while (info && info->protocol != ctx->protocol) + info = info->next; + + if (!info) + return gpg_error (GPG_ERR_UNSUPPORTED_PROTOCOL); + + /* Create an engine object. */ + err = _gpgme_engine_new (info, &ctx->engine); + if (err) + return err; + } + + err = _gpgme_engine_set_locale (ctx->engine, LC_CTYPE, ctx->lc_ctype); +#ifdef LC_MESSAGES + if (!err) + err = _gpgme_engine_set_locale (ctx->engine, + LC_MESSAGES, ctx->lc_messages); +#endif + + if (err) + { + _gpgme_engine_release (ctx->engine); + ctx->engine = NULL; + return err; + } + + if (type == 1 || (type == 2 && !ctx->io_cbs.add)) + { + /* Use private event loop. */ + io_cbs.add = _gpgme_add_io_cb; + io_cbs.add_priv = ctx; + io_cbs.remove = _gpgme_remove_io_cb; + io_cbs.event = _gpgme_wait_private_event_cb; + io_cbs.event_priv = ctx; + } + else if (! ctx->io_cbs.add) + { + /* Use global event loop. */ + io_cbs.add = _gpgme_add_io_cb; + io_cbs.add_priv = ctx; + io_cbs.remove = _gpgme_remove_io_cb; + io_cbs.event = _gpgme_wait_global_event_cb; + io_cbs.event_priv = ctx; + } + else + { + /* Use user event loop. */ + io_cbs.add = _gpgme_wait_user_add_io_cb; + io_cbs.add_priv = ctx; + io_cbs.remove = _gpgme_wait_user_remove_io_cb; + io_cbs.event = _gpgme_wait_user_event_cb; + io_cbs.event_priv = ctx; + } + _gpgme_engine_set_io_cbs (ctx->engine, &io_cbs); + return err; +} + + +/* Parse the INV_RECP status line in ARGS and return the result in + KEY. */ +gpgme_error_t +_gpgme_parse_inv_recp (char *args, gpgme_invalid_key_t *key) +{ + gpgme_invalid_key_t inv_key; + char *tail; + long int reason; + + inv_key = malloc (sizeof (*inv_key)); + if (!inv_key) + return gpg_error_from_errno (errno); + inv_key->next = NULL; + errno = 0; + reason = strtol (args, &tail, 0); + if (errno || args == tail || *tail != ' ') + { + /* The crypto backend does not behave. */ + free (inv_key); + return gpg_error (GPG_ERR_INV_ENGINE); + } + + switch (reason) + { + default: + case 0: + inv_key->reason = gpg_error (GPG_ERR_GENERAL); + break; + + case 1: + inv_key->reason = gpg_error (GPG_ERR_NO_PUBKEY); + break; + + case 2: + inv_key->reason = gpg_error (GPG_ERR_AMBIGUOUS_NAME); + break; + + case 3: + inv_key->reason = gpg_error (GPG_ERR_WRONG_KEY_USAGE); + break; + + case 4: + inv_key->reason = gpg_error (GPG_ERR_CERT_REVOKED); + break; + + case 5: + inv_key->reason = gpg_error (GPG_ERR_CERT_EXPIRED); + break; + + case 6: + inv_key->reason = gpg_error (GPG_ERR_NO_CRL_KNOWN); + break; + + case 7: + inv_key->reason = gpg_error (GPG_ERR_CRL_TOO_OLD); + break; + + case 8: + inv_key->reason = gpg_error (GPG_ERR_NO_POLICY_MATCH); + break; + + case 9: + inv_key->reason = gpg_error (GPG_ERR_NO_SECKEY); + break; + + case 10: + inv_key->reason = gpg_error (GPG_ERR_PUBKEY_NOT_TRUSTED); + break; + } + + while (*tail == ' ') + tail++; + if (*tail) + { + inv_key->fpr = strdup (tail); + if (!inv_key->fpr) + { + int saved_errno = errno; + free (inv_key); + return gpg_error_from_errno (saved_errno); + } + } + else + inv_key->fpr = NULL; + + *key = inv_key; + return 0; +} + + +/* Parse the PLAINTEXT status line in ARGS and return the result in + FILENAMEP. */ +gpgme_error_t +_gpgme_parse_plaintext (char *args, char **filenamep) +{ + char *tail; + + while (*args == ' ') + args++; + if (*args == '\0') + return 0; + + /* First argument is file type. */ + while (*args != ' ' && *args != '\0') + args++; + while (*args == ' ') + args++; + if (*args == '\0') + return 0; + + /* Second argument is the timestamp. */ + while (*args != ' ' && *args != '\0') + args++; + while (*args == ' ') + args++; + if (*args == '\0') + return 0; + + tail = args; + while (*tail != ' ' && *tail != '\0') + tail++; + *tail = '\0'; + if (filenamep && *args != '\0') + { + char *filename = strdup (args); + if (!filename) + return gpg_error_from_errno (errno); + + *filenamep = filename; + } + return 0; +} |