libuutil.h revision 1f6eb0216cb17ca5fdff9563329f1dda47c8b801
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LIBUUTIL_H
#define _LIBUUTIL_H
#include <stdarg.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Standard flags codes.
*/
#define UU_DEFAULT 0
/*
* Standard error codes.
*/
#define UU_ERROR_NONE 0 /* no error */
/*
* Standard program exit codes.
*/
#define UU_EXIT_OK (*(uu_exit_ok()))
#define UU_EXIT_FATAL (*(uu_exit_fatal()))
#define UU_EXIT_USAGE (*(uu_exit_usage()))
/*
* Exit status profiles.
*/
#define UU_PROFILE_DEFAULT 0
#define UU_PROFILE_LAUNCHER 1
/*
* Error reporting functions.
*/
const char *uu_strerror(uint32_t);
/*
* Program notification functions.
*/
extern void uu_alt_exit(int);
extern const char *uu_setpname(char *);
extern const char *uu_getpname(void);
/*PRINTFLIKE1*/
extern void uu_warn(const char *, ...);
/*PRINTFLIKE1*/
extern void uu_die(const char *, ...) __NORETURN;
/*PRINTFLIKE2*/
extern void uu_xdie(int, const char *, ...) __NORETURN;
/*
* Exit status functions (not to be used directly)
*/
extern int *uu_exit_ok(void);
extern int *uu_exit_fatal(void);
extern int *uu_exit_usage(void);
/*
* string->number conversions
*/
/*
* Debug print facility functions.
*/
typedef struct uu_dprintf uu_dprintf_t;
typedef enum {
uint_t);
/*PRINTFLIKE3*/
const char *, ...);
extern void uu_dprintf_destroy(uu_dprintf_t *);
extern const char *uu_dprintf_getname(uu_dprintf_t *);
/*
* Identifier test flags and function.
*/
int uu_check_name(const char *, uint_t);
/*
* File creation functions.
*/
/*
* Convenience functions.
*/
/*PRINTFLIKE1*/
extern char *uu_msprintf(const char *format, ...);
extern char *uu_strdup(const char *);
extern void uu_free(void *);
/*
* Comparison function type definition.
* Developers should be careful in their use of the _private argument. If you
* break interface guarantees, you get undefined behavior.
*/
void *__private);
/*
* Walk variant flags.
* A data structure need not provide support for all variants and
* combinations. Refer to the appropriate documentation.
*/
/*
* Walk callback function return codes.
*/
#define UU_WALK_ERROR -1
#define UU_WALK_NEXT 0
#define UU_WALK_DONE 1
/*
* Walk callback function type definition.
*/
/*
* lists: opaque structures
*/
typedef struct uu_list_pool uu_list_pool_t;
typedef struct uu_list_node {
typedef struct uu_list_walk uu_list_walk_t;
typedef uintptr_t uu_list_index_t;
/*
* lists: interface
*
* basic usage:
* typedef struct foo {
* ...
* uu_list_node_t foo_node;
* ...
* } foo_t;
*
* static int
* foo_compare(void *l_arg, void *r_arg, void *private)
* {
* foo_t *l = l_arg;
* foo_t *r = r_arg;
*
* if (... l greater than r ...)
* return (1);
* if (... l less than r ...)
* return (-1);
* return (0);
* }
*
* ...
* // at initialization time
* foo_pool = uu_list_pool_create("foo_pool",
* sizeof (foo_t), offsetof(foo_t, foo_node), foo_compare,
* debugging? 0 : UU_AVL_POOL_DEBUG);
* ...
*/
uu_compare_fn_t *, uint32_t);
#define UU_LIST_POOL_DEBUG 0x00000001
void uu_list_pool_destroy(uu_list_pool_t *);
/*
* usage:
*
* foo_t *a;
* a = malloc(sizeof(*a));
* uu_list_node_init(a, &a->foo_list, pool);
* ...
* uu_list_node_fini(a, &a->foo_list, pool);
* free(a);
*/
#define UU_LIST_DEBUG 0x00000001
void *uu_list_first(uu_list_t *);
void *uu_list_last(uu_list_t *);
void *uu_list_next(uu_list_t *, void *);
void *uu_list_prev(uu_list_t *, void *);
void *uu_list_walk_next(uu_list_walk_t *);
void uu_list_walk_end(uu_list_walk_t *);
void *uu_list_teardown(uu_list_t *, void **);
void uu_list_remove(uu_list_t *, void *);
/*
* lists: interfaces for non-sorted lists only
*/
/*
* avl trees: opaque structures
*/
typedef struct uu_avl_pool uu_avl_pool_t;
typedef struct uu_avl_node {
#ifdef _LP64
#else
#endif
typedef struct uu_avl_walk uu_avl_walk_t;
typedef uintptr_t uu_avl_index_t;
/*
* avl trees: interface
*
* basic usage:
* typedef struct foo {
* ...
* uu_avl_node_t foo_node;
* ...
* } foo_t;
*
* static int
* foo_compare(void *l_arg, void *r_arg, void *private)
* {
* foo_t *l = l_arg;
* foo_t *r = r_arg;
*
* if (... l greater than r ...)
* return (1);
* if (... l less than r ...)
* return (-1);
* return (0);
* }
*
* ...
* // at initialization time
* foo_pool = uu_avl_pool_create("foo_pool",
* sizeof (foo_t), offsetof(foo_t, foo_node), foo_compare,
* debugging? 0 : UU_AVL_POOL_DEBUG);
* ...
*/
uu_compare_fn_t *, uint32_t);
#define UU_AVL_POOL_DEBUG 0x00000001
void uu_avl_pool_destroy(uu_avl_pool_t *);
/*
* usage:
*
* foo_t *a;
* a = malloc(sizeof(*a));
* uu_avl_node_init(a, &a->foo_avl, pool);
* ...
* uu_avl_node_fini(a, &a->foo_avl, pool);
* free(a);
*/
#define UU_AVL_DEBUG 0x00000001
void *uu_avl_first(uu_avl_t *);
void *uu_avl_last(uu_avl_t *);
void *uu_avl_next(uu_avl_t *, void *);
void *uu_avl_prev(uu_avl_t *, void *);
void *uu_avl_walk_next(uu_avl_walk_t *);
void uu_avl_walk_end(uu_avl_walk_t *);
void *uu_avl_teardown(uu_avl_t *, void **);
void uu_avl_remove(uu_avl_t *, void *);
#ifdef __cplusplus
}
#endif
#endif /* _LIBUUTIL_H */