mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-26 04:31:37 +08:00
218 lines
8.0 KiB
C++
218 lines
8.0 KiB
C++
|
/*
|
||
|
|
* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
|
||
|
|
*
|
||
|
|
* Licensed under the OpenSSL license (the "License"). You may not use
|
||
|
|
* this file except in compliance with the License. You can obtain a copy
|
||
|
|
* in the file LICENSE in the source distribution or at
|
||
|
|
* https://www.openssl.org/source/license.html
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Header for dynamic hash table routines Author - Eric Young
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef HEADER_LHASH_H
|
||
|
|
# define HEADER_LHASH_H
|
||
|
|
|
||
|
|
# include <openssl/e_os2.h>
|
||
|
|
# include <openssl/bio.h>
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
typedef struct lhash_node_st OPENSSL_LH_NODE;
|
||
|
|
typedef int (*OPENSSL_LH_COMPFUNC) (const void *, const void *);
|
||
|
|
typedef unsigned long (*OPENSSL_LH_HASHFUNC) (const void *);
|
||
|
|
typedef void (*OPENSSL_LH_DOALL_FUNC) (void *);
|
||
|
|
typedef void (*OPENSSL_LH_DOALL_FUNCARG) (void *, void *);
|
||
|
|
typedef struct lhash_st OPENSSL_LHASH;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Macros for declaring and implementing type-safe wrappers for LHASH
|
||
|
|
* callbacks. This way, callbacks can be provided to LHASH structures without
|
||
|
|
* function pointer casting and the macro-defined callbacks provide
|
||
|
|
* per-variable casting before deferring to the underlying type-specific
|
||
|
|
* callbacks. NB: It is possible to place a "static" in front of both the
|
||
|
|
* DECLARE and IMPLEMENT macros if the functions are strictly internal.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* First: "hash" functions */
|
||
|
|
# define DECLARE_LHASH_HASH_FN(name, o_type) \
|
||
|
|
unsigned long name##_LHASH_HASH(const void *);
|
||
|
|
# define IMPLEMENT_LHASH_HASH_FN(name, o_type) \
|
||
|
|
unsigned long name##_LHASH_HASH(const void *arg) { \
|
||
|
|
const o_type *a = arg; \
|
||
|
|
return name##_hash(a); }
|
||
|
|
# define LHASH_HASH_FN(name) name##_LHASH_HASH
|
||
|
|
|
||
|
|
/* Second: "compare" functions */
|
||
|
|
# define DECLARE_LHASH_COMP_FN(name, o_type) \
|
||
|
|
int name##_LHASH_COMP(const void *, const void *);
|
||
|
|
# define IMPLEMENT_LHASH_COMP_FN(name, o_type) \
|
||
|
|
int name##_LHASH_COMP(const void *arg1, const void *arg2) { \
|
||
|
|
const o_type *a = arg1; \
|
||
|
|
const o_type *b = arg2; \
|
||
|
|
return name##_cmp(a,b); }
|
||
|
|
# define LHASH_COMP_FN(name) name##_LHASH_COMP
|
||
|
|
|
||
|
|
/* Fourth: "doall_arg" functions */
|
||
|
|
# define DECLARE_LHASH_DOALL_ARG_FN(name, o_type, a_type) \
|
||
|
|
void name##_LHASH_DOALL_ARG(void *, void *);
|
||
|
|
# define IMPLEMENT_LHASH_DOALL_ARG_FN(name, o_type, a_type) \
|
||
|
|
void name##_LHASH_DOALL_ARG(void *arg1, void *arg2) { \
|
||
|
|
o_type *a = arg1; \
|
||
|
|
a_type *b = arg2; \
|
||
|
|
name##_doall_arg(a, b); }
|
||
|
|
# define LHASH_DOALL_ARG_FN(name) name##_LHASH_DOALL_ARG
|
||
|
|
|
||
|
|
|
||
|
|
# define LH_LOAD_MULT 256
|
||
|
|
|
||
|
|
int OPENSSL_LH_error(OPENSSL_LHASH *lh);
|
||
|
|
OPENSSL_LHASH *OPENSSL_LH_new(OPENSSL_LH_HASHFUNC h, OPENSSL_LH_COMPFUNC c);
|
||
|
|
void OPENSSL_LH_free(OPENSSL_LHASH *lh);
|
||
|
|
void *OPENSSL_LH_insert(OPENSSL_LHASH *lh, void *data);
|
||
|
|
void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data);
|
||
|
|
void *OPENSSL_LH_retrieve(OPENSSL_LHASH *lh, const void *data);
|
||
|
|
void OPENSSL_LH_doall(OPENSSL_LHASH *lh, OPENSSL_LH_DOALL_FUNC func);
|
||
|
|
void OPENSSL_LH_doall_arg(OPENSSL_LHASH *lh, OPENSSL_LH_DOALL_FUNCARG func, void *arg);
|
||
|
|
unsigned long OPENSSL_LH_strhash(const char *c);
|
||
|
|
unsigned long OPENSSL_LH_num_items(const OPENSSL_LHASH *lh);
|
||
|
|
unsigned long OPENSSL_LH_get_down_load(const OPENSSL_LHASH *lh);
|
||
|
|
void OPENSSL_LH_set_down_load(OPENSSL_LHASH *lh, unsigned long down_load);
|
||
|
|
|
||
|
|
# ifndef OPENSSL_NO_STDIO
|
||
|
|
void OPENSSL_LH_stats(const OPENSSL_LHASH *lh, FILE *fp);
|
||
|
|
void OPENSSL_LH_node_stats(const OPENSSL_LHASH *lh, FILE *fp);
|
||
|
|
void OPENSSL_LH_node_usage_stats(const OPENSSL_LHASH *lh, FILE *fp);
|
||
|
|
# endif
|
||
|
|
void OPENSSL_LH_stats_bio(const OPENSSL_LHASH *lh, BIO *out);
|
||
|
|
void OPENSSL_LH_node_stats_bio(const OPENSSL_LHASH *lh, BIO *out);
|
||
|
|
void OPENSSL_LH_node_usage_stats_bio(const OPENSSL_LHASH *lh, BIO *out);
|
||
|
|
|
||
|
|
# if OPENSSL_API_COMPAT < 0x10100000L
|
||
|
|
# define _LHASH OPENSSL_LHASH
|
||
|
|
# define LHASH_NODE OPENSSL_LH_NODE
|
||
|
|
# define lh_error OPENSSL_LH_error
|
||
|
|
# define lh_new OPENSSL_lh_new
|
||
|
|
# define lh_free OPENSSL_LH_free
|
||
|
|
# define lh_insert OPENSSL_LH_insert
|
||
|
|
# define lh_delete OPENSSL_LH_delete
|
||
|
|
# define lh_retrieve OPENSSL_LH_retrieve
|
||
|
|
# define lh_doall OPENSSL_LH_doall
|
||
|
|
# define lh_doall_arg OPENSSL_LH_doall_arg
|
||
|
|
# define lh_strhash OPENSSL_LH_strhash
|
||
|
|
# define lh_num_items OPENSSL_LH_num_items
|
||
|
|
# ifndef OPENSSL_NO_STDIO
|
||
|
|
# define lh_stats OPENSSL_LH_stats
|
||
|
|
# define lh_node_stats OPENSSL_LH_node_stats
|
||
|
|
# define lh_node_usage_stats OPENSSL_LH_node_usage_stats
|
||
|
|
# endif
|
||
|
|
# define lh_stats_bio OPENSSL_LH_stats_bio
|
||
|
|
# define lh_node_stats_bio OPENSSL_LH_node_stats_bio
|
||
|
|
# define lh_node_usage_stats_bio OPENSSL_LH_node_usage_stats_bio
|
||
|
|
# endif
|
||
|
|
|
||
|
|
/* Type checking... */
|
||
|
|
|
||
|
|
# define LHASH_OF(type) struct lhash_st_##type
|
||
|
|
|
||
|
|
# define DEFINE_LHASH_OF(type) \
|
||
|
|
LHASH_OF(type) { union lh_##type##_dummy { void* d1; unsigned long d2; int d3; } dummy; }; \
|
||
|
|
static ossl_inline LHASH_OF(type) * \
|
||
|
|
lh_##type##_new(unsigned long (*hfn)(const type *), \
|
||
|
|
int (*cfn)(const type *, const type *)) \
|
||
|
|
{ \
|
||
|
|
return (LHASH_OF(type) *) \
|
||
|
|
OPENSSL_LH_new((OPENSSL_LH_HASHFUNC)hfn, (OPENSSL_LH_COMPFUNC)cfn); \
|
||
|
|
} \
|
||
|
|
static ossl_inline void lh_##type##_free(LHASH_OF(type) *lh) \
|
||
|
|
{ \
|
||
|
|
OPENSSL_LH_free((OPENSSL_LHASH *)lh); \
|
||
|
|
} \
|
||
|
|
static ossl_inline type *lh_##type##_insert(LHASH_OF(type) *lh, type *d) \
|
||
|
|
{ \
|
||
|
|
return (type *)OPENSSL_LH_insert((OPENSSL_LHASH *)lh, d); \
|
||
|
|
} \
|
||
|
|
static ossl_inline type *lh_##type##_delete(LHASH_OF(type) *lh, const type *d) \
|
||
|
|
{ \
|
||
|
|
return (type *)OPENSSL_LH_delete((OPENSSL_LHASH *)lh, d); \
|
||
|
|
} \
|
||
|
|
static ossl_inline type *lh_##type##_retrieve(LHASH_OF(type) *lh, const type *d) \
|
||
|
|
{ \
|
||
|
|
return (type *)OPENSSL_LH_retrieve((OPENSSL_LHASH *)lh, d); \
|
||
|
|
} \
|
||
|
|
static ossl_inline int lh_##type##_error(LHASH_OF(type) *lh) \
|
||
|
|
{ \
|
||
|
|
return OPENSSL_LH_error((OPENSSL_LHASH *)lh); \
|
||
|
|
} \
|
||
|
|
static ossl_inline unsigned long lh_##type##_num_items(LHASH_OF(type) *lh) \
|
||
|
|
{ \
|
||
|
|
return OPENSSL_LH_num_items((OPENSSL_LHASH *)lh); \
|
||
|
|
} \
|
||
|
|
static ossl_inline void lh_##type##_node_stats_bio(const LHASH_OF(type) *lh, BIO *out) \
|
||
|
|
{ \
|
||
|
|
OPENSSL_LH_node_stats_bio((const OPENSSL_LHASH *)lh, out); \
|
||
|
|
} \
|
||
|
|
static ossl_inline void lh_##type##_node_usage_stats_bio(const LHASH_OF(type) *lh, BIO *out) \
|
||
|
|
{ \
|
||
|
|
OPENSSL_LH_node_usage_stats_bio((const OPENSSL_LHASH *)lh, out); \
|
||
|
|
} \
|
||
|
|
static ossl_inline void lh_##type##_stats_bio(const LHASH_OF(type) *lh, BIO *out) \
|
||
|
|
{ \
|
||
|
|
OPENSSL_LH_stats_bio((const OPENSSL_LHASH *)lh, out); \
|
||
|
|
} \
|
||
|
|
static ossl_inline unsigned long lh_##type##_get_down_load(LHASH_OF(type) *lh) \
|
||
|
|
{ \
|
||
|
|
return OPENSSL_LH_get_down_load((OPENSSL_LHASH *)lh); \
|
||
|
|
} \
|
||
|
|
static ossl_inline void lh_##type##_set_down_load(LHASH_OF(type) *lh, unsigned long dl) \
|
||
|
|
{ \
|
||
|
|
OPENSSL_LH_set_down_load((OPENSSL_LHASH *)lh, dl); \
|
||
|
|
} \
|
||
|
|
static ossl_inline void lh_##type##_doall(LHASH_OF(type) *lh, \
|
||
|
|
void (*doall)(type *)) \
|
||
|
|
{ \
|
||
|
|
OPENSSL_LH_doall((OPENSSL_LHASH *)lh, (OPENSSL_LH_DOALL_FUNC)doall); \
|
||
|
|
} \
|
||
|
|
LHASH_OF(type)
|
||
|
|
|
||
|
|
#define IMPLEMENT_LHASH_DOALL_ARG_CONST(type, argtype) \
|
||
|
|
int_implement_lhash_doall(type, argtype, const type)
|
||
|
|
|
||
|
|
#define IMPLEMENT_LHASH_DOALL_ARG(type, argtype) \
|
||
|
|
int_implement_lhash_doall(type, argtype, type)
|
||
|
|
|
||
|
|
#define int_implement_lhash_doall(type, argtype, cbargtype) \
|
||
|
|
static ossl_inline void \
|
||
|
|
lh_##type##_doall_##argtype(LHASH_OF(type) *lh, \
|
||
|
|
void (*fn)(cbargtype *, argtype *), \
|
||
|
|
argtype *arg) \
|
||
|
|
{ \
|
||
|
|
OPENSSL_LH_doall_arg((OPENSSL_LHASH *)lh, (OPENSSL_LH_DOALL_FUNCARG)fn, (void *)arg); \
|
||
|
|
} \
|
||
|
|
LHASH_OF(type)
|
||
|
|
|
||
|
|
DEFINE_LHASH_OF(OPENSSL_STRING);
|
||
|
|
# ifdef _MSC_VER
|
||
|
|
/*
|
||
|
|
* push and pop this warning:
|
||
|
|
* warning C4090: 'function': different 'const' qualifiers
|
||
|
|
*/
|
||
|
|
# pragma warning (push)
|
||
|
|
# pragma warning (disable: 4090)
|
||
|
|
# endif
|
||
|
|
|
||
|
|
DEFINE_LHASH_OF(OPENSSL_CSTRING);
|
||
|
|
|
||
|
|
# ifdef _MSC_VER
|
||
|
|
# pragma warning (pop)
|
||
|
|
# endif
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif
|