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77 lines
2.4 KiB
C
77 lines
2.4 KiB
C
/* runner.h - Run and watch the backend engines
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* Copyright (C) 2009 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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* GnuPG is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* GnuPG is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef G13_RUNNER_H
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#define G13_RUNNER_H
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/* The runner object. */
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struct runner_s;
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typedef struct runner_s *runner_t;
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/* Prototypes for the handler functions provided by the engine. */
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typedef gpg_error_t (*engine_handler_fnc_t) (void *opaque,
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runner_t runner,
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const char *statusline);
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typedef void (*engine_handler_cleanup_fnc_t) (void *opaque);
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/* Return the number of active threads. */
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unsigned int runner_get_threads (void);
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/* Create a new runner object. */
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gpg_error_t runner_new (runner_t *r_runner, const char *name);
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/* Free a runner object. */
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void runner_release (runner_t runner);
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/* Return the identifier of RUNNER. */
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unsigned int runner_get_rid (runner_t runner);
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/* Find a runner by its rid. */
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runner_t runner_find_by_rid (unsigned int rid);
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/* Functions to set properties of the runner. */
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void runner_set_fds (runner_t runner, int in_fd, int out_fd);
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void runner_set_pid (runner_t runner, pid_t pid);
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/* Register the handler functions with a runner. */
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void runner_set_handler (runner_t runner,
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engine_handler_fnc_t handler,
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engine_handler_cleanup_fnc_t handler_cleanup,
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void *handler_data);
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/* Start the runner. */
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gpg_error_t runner_spawn (runner_t runner);
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/* Cancel a runner. */
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void runner_cancel (runner_t runner);
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/* Cancel all runner. */
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void runner_cancel_all (void);
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/* Send data back to the engine. This function is used by the
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engine's handler. */
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gpg_error_t runner_send_line (runner_t runner,
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const void *data, size_t datalen);
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#endif /*G13_RUNNER_H*/
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