diff options
Diffstat (limited to 'libtdenetwork/libgpgme-copy/gpgme/passphrase.c')
| -rw-r--r-- | libtdenetwork/libgpgme-copy/gpgme/passphrase.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/libtdenetwork/libgpgme-copy/gpgme/passphrase.c b/libtdenetwork/libgpgme-copy/gpgme/passphrase.c new file mode 100644 index 00000000..a07cb8d4 --- /dev/null +++ b/libtdenetwork/libgpgme-copy/gpgme/passphrase.c @@ -0,0 +1,153 @@ +/* passphrase.c - Passphrase callback. + Copyright (C) 2000 Werner Koch (dd9jn) + Copyright (C) 2001, 2002, 2003, 2004, 2005 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 <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <assert.h> +#include <errno.h> + +#include "gpgme.h" +#include "context.h" +#include "ops.h" + + +typedef struct +{ + int no_passphrase; + char *uid_hint; + char *passphrase_info; + int bad_passphrase; +} *op_data_t; + + +static void +release_op_data (void *hook) +{ + op_data_t opd = (op_data_t) hook; + + if (opd->passphrase_info) + free (opd->passphrase_info); + if (opd->uid_hint) + free (opd->uid_hint); +} + + +gpgme_error_t +_gpgme_passphrase_status_handler (void *priv, gpgme_status_code_t code, + char *args) +{ + gpgme_ctx_t ctx = (gpgme_ctx_t) priv; + gpgme_error_t err; + void *hook; + op_data_t opd; + + err = _gpgme_op_data_lookup (ctx, OPDATA_PASSPHRASE, &hook, + sizeof (*opd), release_op_data); + opd = hook; + if (err) + return err; + + switch (code) + { + case GPGME_STATUS_USERID_HINT: + if (opd->uid_hint) + free (opd->uid_hint); + if (!(opd->uid_hint = strdup (args))) + return gpg_error_from_errno (errno); + break; + + case GPGME_STATUS_BAD_PASSPHRASE: + opd->bad_passphrase++; + opd->no_passphrase = 0; + break; + + case GPGME_STATUS_GOOD_PASSPHRASE: + opd->bad_passphrase = 0; + opd->no_passphrase = 0; + break; + + case GPGME_STATUS_NEED_PASSPHRASE: + case GPGME_STATUS_NEED_PASSPHRASE_SYM: + case GPGME_STATUS_NEED_PASSPHRASE_PIN: + if (opd->passphrase_info) + free (opd->passphrase_info); + opd->passphrase_info = strdup (args); + if (!opd->passphrase_info) + return gpg_error_from_errno (errno); + break; + + case GPGME_STATUS_MISSING_PASSPHRASE: + opd->no_passphrase = 1; + break; + + case GPGME_STATUS_EOF: + if (opd->no_passphrase || opd->bad_passphrase) + return gpg_error (GPG_ERR_BAD_PASSPHRASE); + break; + + default: + /* Ignore all other codes. */ + break; + } + return 0; +} + + +gpgme_error_t +_gpgme_passphrase_command_handler (void *priv, gpgme_status_code_t code, + const char *key, int fd, int *processed) +{ + gpgme_ctx_t ctx = (gpgme_ctx_t) priv; + gpgme_error_t err; + void *hook; + op_data_t opd; + + assert (ctx->passphrase_cb); + + err = _gpgme_op_data_lookup (ctx, OPDATA_PASSPHRASE, &hook, + sizeof (*opd), release_op_data); + opd = hook; + if (err) + return err; + + if (code == GPGME_STATUS_GET_HIDDEN + && (!strcmp (key, "passphrase.enter") + || !strcmp (key, "passphrase.pin.ask"))) + { + if (processed) + *processed = 1; + + err = ctx->passphrase_cb (ctx->passphrase_cb_value, + opd->uid_hint, opd->passphrase_info, + opd->bad_passphrase, fd); + + /* Reset bad passphrase flag, in case it is correct now. */ + opd->bad_passphrase = 0; + + return err; + } + + return 0; +} |