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sys/sys/dnv.h
- This file was added.
/*- | |||||
* Copyright (c) 2013 The FreeBSD Foundation | |||||
* All rights reserved. | |||||
* | |||||
* This software was developed by Pawel Jakub Dawidek under sponsorship from | |||||
* the FreeBSD Foundation. | |||||
* | |||||
* 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 AUTHORS 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 AUTHORS 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. | |||||
* | |||||
* $FreeBSD: head/sys/sys/dnv.h 285130 2015-07-04 10:33:33Z oshogbo $ | |||||
*/ | |||||
#ifndef _DNV_H_ | |||||
#define _DNV_H_ | |||||
#include <sys/cdefs.h> | |||||
#ifndef _KERNEL | |||||
#include <stdarg.h> | |||||
#include <stdbool.h> | |||||
#include <stddef.h> | |||||
#include <stdint.h> | |||||
#endif | |||||
#ifndef _NVLIST_T_DECLARED | |||||
#define _NVLIST_T_DECLARED | |||||
struct nvlist; | |||||
typedef struct nvlist nvlist_t; | |||||
#endif | |||||
__BEGIN_DECLS | |||||
/* | |||||
* The dnvlist_get functions returns value associated with the given name. | |||||
* If it returns a pointer, the pointer represents internal buffer and should | |||||
* not be freed by the caller. | |||||
* If no element of the given name and type exists, the function will return | |||||
* provided default value. | |||||
*/ | |||||
bool dnvlist_get_bool(const nvlist_t *nvl, const char *name, bool defval); | |||||
uint64_t dnvlist_get_number(const nvlist_t *nvl, const char *name, uint64_t defval); | |||||
const char *dnvlist_get_string(const nvlist_t *nvl, const char *name, const char *defval); | |||||
const nvlist_t *dnvlist_get_nvlist(const nvlist_t *nvl, const char *name, const nvlist_t *defval); | |||||
int dnvlist_get_descriptor(const nvlist_t *nvl, const char *name, int defval); | |||||
const void *dnvlist_get_binary(const nvlist_t *nvl, const char *name, size_t *sizep, const void *defval, size_t defsize); | |||||
/* | |||||
* The dnvlist_take functions returns value associated with the given name and | |||||
* remove corresponding nvpair. | |||||
* If it returns a pointer, the caller has to free it. | |||||
* If no element of the given name and type exists, the function will return | |||||
* provided default value. | |||||
*/ | |||||
bool dnvlist_take_bool(nvlist_t *nvl, const char *name, bool defval); | |||||
uint64_t dnvlist_take_number(nvlist_t *nvl, const char *name, uint64_t defval); | |||||
char *dnvlist_take_string(nvlist_t *nvl, const char *name, char *defval); | |||||
nvlist_t *dnvlist_take_nvlist(nvlist_t *nvl, const char *name, nvlist_t *defval); | |||||
int dnvlist_take_descriptor(nvlist_t *nvl, const char *name, int defval); | |||||
void *dnvlist_take_binary(nvlist_t *nvl, const char *name, size_t *sizep, void *defval, size_t defsize); | |||||
__END_DECLS | |||||
#endif /* !_DNV_H_ */ |