2014-05-23 08:46:28 +00:00
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/* $FreeBSD$ */
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/*-
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* Copyright (c) 2014 Hans Petter Selasky. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _CUSE_H_
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#define _CUSE_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <fs/cuse/cuse_defs.h>
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struct cuse_dev;
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typedef int (cuse_open_t)(struct cuse_dev *, int fflags);
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typedef int (cuse_close_t)(struct cuse_dev *, int fflags);
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typedef int (cuse_read_t)(struct cuse_dev *, int fflags, void *user_ptr, int len);
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typedef int (cuse_write_t)(struct cuse_dev *, int fflags, const void *user_ptr, int len);
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typedef int (cuse_ioctl_t)(struct cuse_dev *, int fflags, unsigned long cmd, void *user_data);
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typedef int (cuse_poll_t)(struct cuse_dev *, int fflags, int events);
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struct cuse_methods {
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cuse_open_t *cm_open;
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cuse_close_t *cm_close;
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cuse_read_t *cm_read;
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cuse_write_t *cm_write;
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cuse_ioctl_t *cm_ioctl;
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cuse_poll_t *cm_poll;
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};
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int cuse_init(void);
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int cuse_uninit(void);
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2022-07-18 15:13:27 +00:00
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void *cuse_vmalloc(unsigned);
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2014-05-23 08:46:28 +00:00
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int cuse_is_vmalloc_addr(void *);
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void cuse_vmfree(void *);
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unsigned long cuse_vmoffset(void *ptr);
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int cuse_alloc_unit_number_by_id(int *, int);
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int cuse_free_unit_number_by_id(int, int);
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int cuse_alloc_unit_number(int *);
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int cuse_free_unit_number(int);
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struct cuse_dev *cuse_dev_create(const struct cuse_methods *, void *, void *, uid_t, gid_t, int, const char *,...);
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void cuse_dev_destroy(struct cuse_dev *);
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void *cuse_dev_get_priv0(struct cuse_dev *);
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void *cuse_dev_get_priv1(struct cuse_dev *);
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void cuse_dev_set_priv0(struct cuse_dev *, void *);
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void cuse_dev_set_priv1(struct cuse_dev *, void *);
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void cuse_set_local(int);
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int cuse_get_local(void);
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int cuse_wait_and_process(void);
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void cuse_dev_set_per_file_handle(struct cuse_dev *, void *);
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void *cuse_dev_get_per_file_handle(struct cuse_dev *);
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int cuse_copy_out(const void *src, void *user_dst, int len);
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int cuse_copy_in(const void *user_src, void *dst, int len);
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int cuse_got_peer_signal(void);
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void cuse_poll_wakeup(void);
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struct cuse_dev *cuse_dev_get_current(int *);
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extern int cuse_debug_level;
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#ifdef __cplusplus
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}
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#endif
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#endif /* _CUSE_H_ */
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