/* $NetBSD: nv_impl.h,v 1.7 2019/07/24 14:25:56 martin Exp $ */ /*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * Copyright (c) 2013 The FreeBSD Foundation * Copyright (c) 2013-2015 Mariusz Zaborski * 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/contrib/libnv/nv_impl.h 335347 2018-06-18 22:57:32Z oshogbo $ */ #ifndef _NV_IMPL_H_ #define _NV_IMPL_H_ #include "nv_compat.h" #ifndef _NVPAIR_T_DECLARED #define _NVPAIR_T_DECLARED struct nvpair; typedef struct nvpair nvpair_t; #endif #define NV_TYPE_NVLIST_ARRAY_NEXT 254 #define NV_TYPE_NVLIST_UP 255 #define NV_TYPE_FIRST NV_TYPE_NULL #define NV_TYPE_LAST NV_TYPE_DESCRIPTOR_ARRAY #define NV_FLAG_BIG_ENDIAN 0x080 #define NV_FLAG_IN_ARRAY 0x100 #if defined(_KERNEL) # define nv_malloc(size) malloc((size), M_NVLIST, M_WAITOK) # ifdef __FreeBSD__ # define nv_calloc(n, size) mallocarray((n), (size), M_NVLIST, \ M_WAITOK | M_ZERO) # else extern void *nv_calloc(size_t, size_t); # endif # define nv_realloc(buf, size) realloc((buf), (size), M_NVLIST, \ M_WAITOK) # ifdef __FreeBSD__ # define nv_free(buf) free((buf), M_NVLIST) # define nv_strdup(buf) strdup((buf), M_NVLIST) # else extern void nv_free(void *); extern char *nv_strdup(const char *); # endif #ifdef __NetBSD__ # define nv_kmem_free(B,L) kmem_free(B,L) #else # define nv_kmem_free(B,L) nv_free(B) #endif # define nv_vasprintf(ptr, ...) vasprintf(ptr, M_NVLIST, __VA_ARGS__) #elif defined(_STANDALONE) extern void *nv_malloc(size_t); extern void *nv_calloc(size_t, size_t); extern void *nv_realloc(void *, size_t); extern void nv_free(void *); extern char *nv_strdup(const char *); # define nv_vasprintf(ptr, ...) vasprintf(ptr, M_NVLIST, __VA_ARGS__) #else /* USERLAND */ # define nv_malloc(size) malloc((size)) # define nv_realloc(buf, size) realloc((buf), (size)) # define nv_free(buf) free((buf)) # define nv_vasprintf(ptr, ...) vasprintf(ptr, __VA_ARGS__) # define nv_kmem_free(B,L) nv_free(B) void *nv_calloc(size_t, size_t); char *nv_strdup(const char *); # define ERRNO_SET(var) do { \ errno = (var); \ } while (/*CONSTCOND*/0) # define ERRNO_SAVE() do { \ int _serrno; \ _serrno = errno # define ERRNO_RESTORE() errno = _serrno; \ } while (/*CONSTCOND*/0) # define ERRNO_OR_DEFAULT(default) (errno == 0 ? (default) : errno) #endif #ifndef ERRNO_SET # define ERRNO_SET(var) do { } while (/*CONSTCOND*/0) # define ERRNO_SAVE() do { do { } while(/*CONSTCOND*/0) # define ERRNO_RESTORE() } while (/*CONSTCOND*/0) # define ERRNO_OR_DEFAULT(default) (default) #endif int *nvlist_descriptors(const nvlist_t *nvl, size_t *nitemsp); size_t nvlist_ndescriptors(const nvlist_t *nvl); void nvlist_set_flags(nvlist_t *nvl, int flags); nvpair_t *nvlist_first_nvpair(const nvlist_t *nvl); nvpair_t *nvlist_next_nvpair(const nvlist_t *nvl, const nvpair_t *nvp); nvpair_t *nvlist_prev_nvpair(const nvlist_t *nvl, const nvpair_t *nvp); void nvlist_add_nvpair(nvlist_t *nvl, const nvpair_t *nvp); bool nvlist_move_nvpair(nvlist_t *nvl, nvpair_t *nvp); void nvlist_set_parent(nvlist_t *nvl, nvpair_t *parent); void nvlist_set_array_next(nvlist_t *nvl, nvpair_t *ele); nvpair_t *nvlist_get_array_next_nvpair(nvlist_t *nvl); const nvpair_t *nvlist_get_nvpair(const nvlist_t *nvl, const char *name); nvpair_t *nvlist_take_nvpair(nvlist_t *nvl, const char *name); /* Function removes the given nvpair from the nvlist. */ void nvlist_remove_nvpair(nvlist_t *nvl, nvpair_t *nvp); void nvlist_free_nvpair(nvlist_t *nvl, nvpair_t *nvp); int nvpair_type(const nvpair_t *nvp); const char *nvpair_name(const nvpair_t *nvp); nvpair_t *nvpair_clone(const nvpair_t *nvp); nvpair_t *nvpair_create_null(const char *name); nvpair_t *nvpair_create_bool(const char *name, bool value); nvpair_t *nvpair_create_number(const char *name, uint64_t value); nvpair_t *nvpair_create_string(const char *name, const char *value); nvpair_t *nvpair_create_stringf(const char *name, const char *valuefmt, ...) __printflike(2, 3); nvpair_t *nvpair_create_stringv(const char *name, const char *valuefmt, va_list valueap) __printflike(2, 0); nvpair_t *nvpair_create_nvlist(const char *name, const nvlist_t *value); nvpair_t *nvpair_create_descriptor(const char *name, int value); nvpair_t *nvpair_create_binary(const char *name, const void *value, size_t size); nvpair_t *nvpair_create_bool_array(const char *name, const bool *value, size_t nitems); nvpair_t *nvpair_create_number_array(const char *name, const uint64_t *value, size_t nitems); nvpair_t *nvpair_create_string_array(const char *name, const char * const *value, size_t nitems); nvpair_t *nvpair_create_nvlist_array(const char *name, const nvlist_t * const *value, size_t nitems); nvpair_t *nvpair_create_descriptor_array(const char *name, const int *value, size_t nitems); nvpair_t *nvpair_move_string(const char *name, char *value); nvpair_t *nvpair_move_nvlist(const char *name, nvlist_t *value); nvpair_t *nvpair_move_descriptor(const char *name, int value); nvpair_t *nvpair_move_binary(const char *name, void *value, size_t size); nvpair_t *nvpair_move_bool_array(const char *name, bool *value, size_t nitems); nvpair_t *nvpair_move_nvlist_array(const char *name, nvlist_t **value, size_t nitems); nvpair_t *nvpair_move_descriptor_array(const char *name, int *value, size_t nitems); nvpair_t *nvpair_move_number_array(const char *name, uint64_t *value, size_t nitems); nvpair_t *nvpair_move_string_array(const char *name, char **value, size_t nitems); int nvpair_append_bool_array(nvpair_t *nvp, const bool value); int nvpair_append_number_array(nvpair_t *nvp, const uint64_t value); int nvpair_append_string_array(nvpair_t *nvp, const char *value); int nvpair_append_nvlist_array(nvpair_t *nvp, const nvlist_t *value); int nvpair_append_descriptor_array(nvpair_t *nvp, const int value); bool nvpair_get_bool(const nvpair_t *nvp); uint64_t nvpair_get_number(const nvpair_t *nvp); const char *nvpair_get_string(const nvpair_t *nvp); const nvlist_t *nvpair_get_nvlist(const nvpair_t *nvp); int nvpair_get_descriptor(const nvpair_t *nvp); const void *nvpair_get_binary(const nvpair_t *nvp, size_t *sizep); const bool *nvpair_get_bool_array(const nvpair_t *nvp, size_t *nitemsp); const uint64_t *nvpair_get_number_array(const nvpair_t *nvp, size_t *nitemsp); const char * const *nvpair_get_string_array(const nvpair_t *nvp, size_t *nitemsp); const nvlist_t * const *nvpair_get_nvlist_array(const nvpair_t *nvp, size_t *nitemsp); const int *nvpair_get_descriptor_array(const nvpair_t *nvp, size_t *nitemsp); void nvpair_free(nvpair_t *nvp); #endif /* !_NV_IMPL_H_ */