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Diffstat (limited to 'lib/libcuse/cuse.h')
| -rw-r--r-- | lib/libcuse/cuse.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/lib/libcuse/cuse.h b/lib/libcuse/cuse.h new file mode 100644 index 000000000000..acc19c2ca663 --- /dev/null +++ b/lib/libcuse/cuse.h @@ -0,0 +1,96 @@ +/*- + * Copyright (c) 2014 Hans Petter Selasky. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _CUSE_H_ +#define _CUSE_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <fs/cuse/cuse_defs.h> + +struct cuse_dev; + +typedef int (cuse_open_t)(struct cuse_dev *, int fflags); +typedef int (cuse_close_t)(struct cuse_dev *, int fflags); +typedef int (cuse_read_t)(struct cuse_dev *, int fflags, void *user_ptr, int len); +typedef int (cuse_write_t)(struct cuse_dev *, int fflags, const void *user_ptr, int len); +typedef int (cuse_ioctl_t)(struct cuse_dev *, int fflags, unsigned long cmd, void *user_data); +typedef int (cuse_poll_t)(struct cuse_dev *, int fflags, int events); + +struct cuse_methods { + cuse_open_t *cm_open; + cuse_close_t *cm_close; + cuse_read_t *cm_read; + cuse_write_t *cm_write; + cuse_ioctl_t *cm_ioctl; + cuse_poll_t *cm_poll; +}; + +int cuse_init(void); +int cuse_uninit(void); + +void *cuse_vmalloc(unsigned); +int cuse_is_vmalloc_addr(void *); +void cuse_vmfree(void *); +unsigned long cuse_vmoffset(void *ptr); + +int cuse_alloc_unit_number_by_id(int *, int); +int cuse_free_unit_number_by_id(int, int); +int cuse_alloc_unit_number(int *); +int cuse_free_unit_number(int); + +struct cuse_dev *cuse_dev_create(const struct cuse_methods *, void *, void *, uid_t, gid_t, int, const char *,...); +void cuse_dev_destroy(struct cuse_dev *); + +void *cuse_dev_get_priv0(struct cuse_dev *); +void *cuse_dev_get_priv1(struct cuse_dev *); + +void cuse_dev_set_priv0(struct cuse_dev *, void *); +void cuse_dev_set_priv1(struct cuse_dev *, void *); + +void cuse_set_local(int); +int cuse_get_local(void); + +int cuse_wait_and_process(void); + +void cuse_dev_set_per_file_handle(struct cuse_dev *, void *); +void *cuse_dev_get_per_file_handle(struct cuse_dev *); + +int cuse_copy_out(const void *src, void *user_dst, int len); +int cuse_copy_in(const void *user_src, void *dst, int len); +int cuse_got_peer_signal(void); +void cuse_poll_wakeup(void); + +struct cuse_dev *cuse_dev_get_current(int *); + +extern int cuse_debug_level; + +#ifdef __cplusplus +} +#endif + +#endif /* _CUSE_H_ */ |