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gpgme-2-base
src/context.h
220 строк
6 KB
Werner Koch
core: New context flags "known-notations".
29 окт 2024, 14:00
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29 окт 2024, 14:00
a304ec0
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/* context.h - Definitions for a GPGME context. Copyright (C) 2000 Werner Koch (dd9jn) Copyright (C) 2001, 2002, 2003, 2004, 2005, 2010 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, see <https://www.gnu.org/licenses/>. */ #ifndef CONTEXT_H #define CONTEXT_H #include "gpgme.h" #include "engine.h" #include "wait.h" #include "sema.h" extern gpgme_error_t _gpgme_selftest; /* Operations might require to remember arbitrary information and data objects during invocations of the status handler. The ctx_op_data structure provides a generic framework to hook in such additional data. */ typedef enum { OPDATA_DECRYPT, OPDATA_SIGN, OPDATA_ENCRYPT, OPDATA_PASSPHRASE, OPDATA_IMPORT, OPDATA_GENKEY, OPDATA_KEYLIST, OPDATA_EDIT, OPDATA_VERIFY, OPDATA_TRUSTLIST, OPDATA_ASSUAN, OPDATA_VFS_MOUNT, OPDATA_PASSWD, OPDATA_EXPORT, OPDATA_KEYSIGN, OPDATA_TOFU_POLICY, OPDATA_QUERY_SWDB, OPDATA_SETEXPIRE, OPDATA_REVSIG, OPDATA_SETOWNERTRUST } ctx_op_data_id_t; /* "gpgmeres" in ASCII. */ #define CTX_OP_DATA_MAGIC 0x736572656d677067ULL struct ctx_op_data { /* A magic word just to make sure people don't deallocate something that ain't a result structure. */ unsigned long long magic; /* The next element in the linked list, or NULL if this is the last element. Used by op data structures linked into a context. */ struct ctx_op_data *next; /* The type of the hook data, which can be used by a routine to lookup the hook data. */ ctx_op_data_id_t type; /* The function to release HOOK and all its associated resources. Can be NULL if no special deallocation routine is necessary. */ void (*cleanup) (void *hook); /* The hook that points to the operation data. */ void *hook; /* The number of outstanding references. */ int references; }; typedef struct ctx_op_data *ctx_op_data_t; /* The context defines an environment in which crypto operations can be performed (sequentially). */ struct gpgme_context { DECLARE_LOCK (lock); /* True if the context was canceled asynchronously. */ int canceled; /* The engine info for this context. */ gpgme_engine_info_t engine_info; /* The protocol used by this context. */ gpgme_protocol_t protocol; /* The running engine process. */ engine_t engine; /* Engine's sub protocol. */ gpgme_protocol_t sub_protocol; /* True if armor mode should be used. */ unsigned int use_armor : 1; /* True if text mode should be used. */ unsigned int use_textmode : 1; /* True if offline mode should be used. */ unsigned int offline : 1; /* True if a status callback shall be called for nearly all status * lines. */ unsigned int full_status : 1; /* The Tofu info has a human readable string which is presented to * the user in a directly usable format. By enabling this flag the * unmodified string, as received form gpg, will be returned. */ unsigned int raw_description : 1; /* True if session keys should be exported upon decryption. */ unsigned int export_session_keys : 1; /* True if a Pinentry was launched during the last operation. This * flag is cleared with each operation. */ unsigned int redraw_suggested : 1; /* True if the option --include-key-block shall be passed to gpg. */ unsigned int include_key_block : 1; /* True if the option --auto-key-import shall be passed to gpg. */ unsigned int auto_key_import : 1; /* True if the option --auto-key-retrieve shall be passed to gpg. */ unsigned int auto_key_retrieve : 1; /* Do not use the symmtric encryption passphrase cache. */ unsigned int no_symkey_cache : 1; /* Pass --ignore-mdc-error to gpg. Note that this flag is reset * after the operation. */ unsigned int ignore_mdc_error : 1; /* True if the option --no-auto-check-trustdb shall be passed to gpg. */ unsigned int no_auto_check_trustdb : 1; /* True if the option --proc-all-sigs shall be passed to gpg. */ unsigned int proc_all_sigs : 1; /* Pass --expert to gpg edit key. */ unsigned int extended_edit : 1; /* Flags for keylist mode. */ gpgme_keylist_mode_t keylist_mode; /* The current pinentry mode. */ gpgme_pinentry_mode_t pinentry_mode; /* Number of certs to be included. */ unsigned int include_certs; /* The actual number of keys in SIGNERS, the allocated size of the * array, and the array with the signing keys. */ unsigned int signers_len; unsigned int signers_size; gpgme_key_t *signers; /* The signature notations for this context. */ gpgme_sig_notation_t sig_notations; /* The sender's addr-spec or NULL. */ char *sender; /* The gpg specific override session key or NULL. */ char *override_session_key; /* The optional request origin. */ char *request_origin; /* The optional auto key locate options. */ char *auto_key_locate; /* The locale for the pinentry. */ char *lc_ctype; char *lc_messages; /* The optional trust-model override. */ char *trust_model; /* The optional expiration date of a certification. */ char *cert_expire; /* The optional key origin. */ char *key_origin; /* The optional import filter. */ char *import_filter; /* The optional import options. */ char *import_options; /* A comma or space delimited list to create gpg --known-notations * options. */ char *known_notations; /* The operation data hooked into the context. */ ctx_op_data_t op_data; /* The user provided passphrase callback and its hook value. */ gpgme_passphrase_cb_t passphrase_cb; void *passphrase_cb_value; /* The user provided progress callback and its hook value. */ gpgme_progress_cb_t progress_cb; void *progress_cb_value; /* The user provided status callback and its hook value. */ gpgme_status_cb_t status_cb; void *status_cb_value; /* A list of file descriptors in active use by the current operation. */ struct fd_table fdt; struct gpgme_io_cbs io_cbs; }; #endif /* CONTEXT_H */