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annotate CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/include/openssl/lhash.h @ 69:33d812a61356

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planemo upload commit 2e9511a184a1ca667c7be0c6321a36dc4e3d116d
author jpayne
date Tue, 18 Mar 2025 17:55:14 -0400
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rev   line source
jpayne@69 1 /*
jpayne@69 2 * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
jpayne@69 3 *
jpayne@69 4 * Licensed under the OpenSSL license (the "License"). You may not use
jpayne@69 5 * this file except in compliance with the License. You can obtain a copy
jpayne@69 6 * in the file LICENSE in the source distribution or at
jpayne@69 7 * https://www.openssl.org/source/license.html
jpayne@69 8 */
jpayne@69 9
jpayne@69 10 /*
jpayne@69 11 * Header for dynamic hash table routines Author - Eric Young
jpayne@69 12 */
jpayne@69 13
jpayne@69 14 #ifndef HEADER_LHASH_H
jpayne@69 15 # define HEADER_LHASH_H
jpayne@69 16
jpayne@69 17 # include <openssl/e_os2.h>
jpayne@69 18 # include <openssl/bio.h>
jpayne@69 19
jpayne@69 20 #ifdef __cplusplus
jpayne@69 21 extern "C" {
jpayne@69 22 #endif
jpayne@69 23
jpayne@69 24 typedef struct lhash_node_st OPENSSL_LH_NODE;
jpayne@69 25 typedef int (*OPENSSL_LH_COMPFUNC) (const void *, const void *);
jpayne@69 26 typedef unsigned long (*OPENSSL_LH_HASHFUNC) (const void *);
jpayne@69 27 typedef void (*OPENSSL_LH_DOALL_FUNC) (void *);
jpayne@69 28 typedef void (*OPENSSL_LH_DOALL_FUNCARG) (void *, void *);
jpayne@69 29 typedef struct lhash_st OPENSSL_LHASH;
jpayne@69 30
jpayne@69 31 /*
jpayne@69 32 * Macros for declaring and implementing type-safe wrappers for LHASH
jpayne@69 33 * callbacks. This way, callbacks can be provided to LHASH structures without
jpayne@69 34 * function pointer casting and the macro-defined callbacks provide
jpayne@69 35 * per-variable casting before deferring to the underlying type-specific
jpayne@69 36 * callbacks. NB: It is possible to place a "static" in front of both the
jpayne@69 37 * DECLARE and IMPLEMENT macros if the functions are strictly internal.
jpayne@69 38 */
jpayne@69 39
jpayne@69 40 /* First: "hash" functions */
jpayne@69 41 # define DECLARE_LHASH_HASH_FN(name, o_type) \
jpayne@69 42 unsigned long name##_LHASH_HASH(const void *);
jpayne@69 43 # define IMPLEMENT_LHASH_HASH_FN(name, o_type) \
jpayne@69 44 unsigned long name##_LHASH_HASH(const void *arg) { \
jpayne@69 45 const o_type *a = arg; \
jpayne@69 46 return name##_hash(a); }
jpayne@69 47 # define LHASH_HASH_FN(name) name##_LHASH_HASH
jpayne@69 48
jpayne@69 49 /* Second: "compare" functions */
jpayne@69 50 # define DECLARE_LHASH_COMP_FN(name, o_type) \
jpayne@69 51 int name##_LHASH_COMP(const void *, const void *);
jpayne@69 52 # define IMPLEMENT_LHASH_COMP_FN(name, o_type) \
jpayne@69 53 int name##_LHASH_COMP(const void *arg1, const void *arg2) { \
jpayne@69 54 const o_type *a = arg1; \
jpayne@69 55 const o_type *b = arg2; \
jpayne@69 56 return name##_cmp(a,b); }
jpayne@69 57 # define LHASH_COMP_FN(name) name##_LHASH_COMP
jpayne@69 58
jpayne@69 59 /* Fourth: "doall_arg" functions */
jpayne@69 60 # define DECLARE_LHASH_DOALL_ARG_FN(name, o_type, a_type) \
jpayne@69 61 void name##_LHASH_DOALL_ARG(void *, void *);
jpayne@69 62 # define IMPLEMENT_LHASH_DOALL_ARG_FN(name, o_type, a_type) \
jpayne@69 63 void name##_LHASH_DOALL_ARG(void *arg1, void *arg2) { \
jpayne@69 64 o_type *a = arg1; \
jpayne@69 65 a_type *b = arg2; \
jpayne@69 66 name##_doall_arg(a, b); }
jpayne@69 67 # define LHASH_DOALL_ARG_FN(name) name##_LHASH_DOALL_ARG
jpayne@69 68
jpayne@69 69
jpayne@69 70 # define LH_LOAD_MULT 256
jpayne@69 71
jpayne@69 72 int OPENSSL_LH_error(OPENSSL_LHASH *lh);
jpayne@69 73 OPENSSL_LHASH *OPENSSL_LH_new(OPENSSL_LH_HASHFUNC h, OPENSSL_LH_COMPFUNC c);
jpayne@69 74 void OPENSSL_LH_free(OPENSSL_LHASH *lh);
jpayne@69 75 void *OPENSSL_LH_insert(OPENSSL_LHASH *lh, void *data);
jpayne@69 76 void *OPENSSL_LH_delete(OPENSSL_LHASH *lh, const void *data);
jpayne@69 77 void *OPENSSL_LH_retrieve(OPENSSL_LHASH *lh, const void *data);
jpayne@69 78 void OPENSSL_LH_doall(OPENSSL_LHASH *lh, OPENSSL_LH_DOALL_FUNC func);
jpayne@69 79 void OPENSSL_LH_doall_arg(OPENSSL_LHASH *lh, OPENSSL_LH_DOALL_FUNCARG func, void *arg);
jpayne@69 80 unsigned long OPENSSL_LH_strhash(const char *c);
jpayne@69 81 unsigned long OPENSSL_LH_num_items(const OPENSSL_LHASH *lh);
jpayne@69 82 unsigned long OPENSSL_LH_get_down_load(const OPENSSL_LHASH *lh);
jpayne@69 83 void OPENSSL_LH_set_down_load(OPENSSL_LHASH *lh, unsigned long down_load);
jpayne@69 84
jpayne@69 85 # ifndef OPENSSL_NO_STDIO
jpayne@69 86 void OPENSSL_LH_stats(const OPENSSL_LHASH *lh, FILE *fp);
jpayne@69 87 void OPENSSL_LH_node_stats(const OPENSSL_LHASH *lh, FILE *fp);
jpayne@69 88 void OPENSSL_LH_node_usage_stats(const OPENSSL_LHASH *lh, FILE *fp);
jpayne@69 89 # endif
jpayne@69 90 void OPENSSL_LH_stats_bio(const OPENSSL_LHASH *lh, BIO *out);
jpayne@69 91 void OPENSSL_LH_node_stats_bio(const OPENSSL_LHASH *lh, BIO *out);
jpayne@69 92 void OPENSSL_LH_node_usage_stats_bio(const OPENSSL_LHASH *lh, BIO *out);
jpayne@69 93
jpayne@69 94 # if OPENSSL_API_COMPAT < 0x10100000L
jpayne@69 95 # define _LHASH OPENSSL_LHASH
jpayne@69 96 # define LHASH_NODE OPENSSL_LH_NODE
jpayne@69 97 # define lh_error OPENSSL_LH_error
jpayne@69 98 # define lh_new OPENSSL_LH_new
jpayne@69 99 # define lh_free OPENSSL_LH_free
jpayne@69 100 # define lh_insert OPENSSL_LH_insert
jpayne@69 101 # define lh_delete OPENSSL_LH_delete
jpayne@69 102 # define lh_retrieve OPENSSL_LH_retrieve
jpayne@69 103 # define lh_doall OPENSSL_LH_doall
jpayne@69 104 # define lh_doall_arg OPENSSL_LH_doall_arg
jpayne@69 105 # define lh_strhash OPENSSL_LH_strhash
jpayne@69 106 # define lh_num_items OPENSSL_LH_num_items
jpayne@69 107 # ifndef OPENSSL_NO_STDIO
jpayne@69 108 # define lh_stats OPENSSL_LH_stats
jpayne@69 109 # define lh_node_stats OPENSSL_LH_node_stats
jpayne@69 110 # define lh_node_usage_stats OPENSSL_LH_node_usage_stats
jpayne@69 111 # endif
jpayne@69 112 # define lh_stats_bio OPENSSL_LH_stats_bio
jpayne@69 113 # define lh_node_stats_bio OPENSSL_LH_node_stats_bio
jpayne@69 114 # define lh_node_usage_stats_bio OPENSSL_LH_node_usage_stats_bio
jpayne@69 115 # endif
jpayne@69 116
jpayne@69 117 /* Type checking... */
jpayne@69 118
jpayne@69 119 # define LHASH_OF(type) struct lhash_st_##type
jpayne@69 120
jpayne@69 121 # define DEFINE_LHASH_OF(type) \
jpayne@69 122 LHASH_OF(type) { union lh_##type##_dummy { void* d1; unsigned long d2; int d3; } dummy; }; \
jpayne@69 123 static ossl_unused ossl_inline LHASH_OF(type) *lh_##type##_new(unsigned long (*hfn)(const type *), \
jpayne@69 124 int (*cfn)(const type *, const type *)) \
jpayne@69 125 { \
jpayne@69 126 return (LHASH_OF(type) *) \
jpayne@69 127 OPENSSL_LH_new((OPENSSL_LH_HASHFUNC)hfn, (OPENSSL_LH_COMPFUNC)cfn); \
jpayne@69 128 } \
jpayne@69 129 static ossl_unused ossl_inline void lh_##type##_free(LHASH_OF(type) *lh) \
jpayne@69 130 { \
jpayne@69 131 OPENSSL_LH_free((OPENSSL_LHASH *)lh); \
jpayne@69 132 } \
jpayne@69 133 static ossl_unused ossl_inline type *lh_##type##_insert(LHASH_OF(type) *lh, type *d) \
jpayne@69 134 { \
jpayne@69 135 return (type *)OPENSSL_LH_insert((OPENSSL_LHASH *)lh, d); \
jpayne@69 136 } \
jpayne@69 137 static ossl_unused ossl_inline type *lh_##type##_delete(LHASH_OF(type) *lh, const type *d) \
jpayne@69 138 { \
jpayne@69 139 return (type *)OPENSSL_LH_delete((OPENSSL_LHASH *)lh, d); \
jpayne@69 140 } \
jpayne@69 141 static ossl_unused ossl_inline type *lh_##type##_retrieve(LHASH_OF(type) *lh, const type *d) \
jpayne@69 142 { \
jpayne@69 143 return (type *)OPENSSL_LH_retrieve((OPENSSL_LHASH *)lh, d); \
jpayne@69 144 } \
jpayne@69 145 static ossl_unused ossl_inline int lh_##type##_error(LHASH_OF(type) *lh) \
jpayne@69 146 { \
jpayne@69 147 return OPENSSL_LH_error((OPENSSL_LHASH *)lh); \
jpayne@69 148 } \
jpayne@69 149 static ossl_unused ossl_inline unsigned long lh_##type##_num_items(LHASH_OF(type) *lh) \
jpayne@69 150 { \
jpayne@69 151 return OPENSSL_LH_num_items((OPENSSL_LHASH *)lh); \
jpayne@69 152 } \
jpayne@69 153 static ossl_unused ossl_inline void lh_##type##_node_stats_bio(const LHASH_OF(type) *lh, BIO *out) \
jpayne@69 154 { \
jpayne@69 155 OPENSSL_LH_node_stats_bio((const OPENSSL_LHASH *)lh, out); \
jpayne@69 156 } \
jpayne@69 157 static ossl_unused ossl_inline void lh_##type##_node_usage_stats_bio(const LHASH_OF(type) *lh, BIO *out) \
jpayne@69 158 { \
jpayne@69 159 OPENSSL_LH_node_usage_stats_bio((const OPENSSL_LHASH *)lh, out); \
jpayne@69 160 } \
jpayne@69 161 static ossl_unused ossl_inline void lh_##type##_stats_bio(const LHASH_OF(type) *lh, BIO *out) \
jpayne@69 162 { \
jpayne@69 163 OPENSSL_LH_stats_bio((const OPENSSL_LHASH *)lh, out); \
jpayne@69 164 } \
jpayne@69 165 static ossl_unused ossl_inline unsigned long lh_##type##_get_down_load(LHASH_OF(type) *lh) \
jpayne@69 166 { \
jpayne@69 167 return OPENSSL_LH_get_down_load((OPENSSL_LHASH *)lh); \
jpayne@69 168 } \
jpayne@69 169 static ossl_unused ossl_inline void lh_##type##_set_down_load(LHASH_OF(type) *lh, unsigned long dl) \
jpayne@69 170 { \
jpayne@69 171 OPENSSL_LH_set_down_load((OPENSSL_LHASH *)lh, dl); \
jpayne@69 172 } \
jpayne@69 173 static ossl_unused ossl_inline void lh_##type##_doall(LHASH_OF(type) *lh, \
jpayne@69 174 void (*doall)(type *)) \
jpayne@69 175 { \
jpayne@69 176 OPENSSL_LH_doall((OPENSSL_LHASH *)lh, (OPENSSL_LH_DOALL_FUNC)doall); \
jpayne@69 177 } \
jpayne@69 178 LHASH_OF(type)
jpayne@69 179
jpayne@69 180 #define IMPLEMENT_LHASH_DOALL_ARG_CONST(type, argtype) \
jpayne@69 181 int_implement_lhash_doall(type, argtype, const type)
jpayne@69 182
jpayne@69 183 #define IMPLEMENT_LHASH_DOALL_ARG(type, argtype) \
jpayne@69 184 int_implement_lhash_doall(type, argtype, type)
jpayne@69 185
jpayne@69 186 #define int_implement_lhash_doall(type, argtype, cbargtype) \
jpayne@69 187 static ossl_unused ossl_inline void \
jpayne@69 188 lh_##type##_doall_##argtype(LHASH_OF(type) *lh, \
jpayne@69 189 void (*fn)(cbargtype *, argtype *), \
jpayne@69 190 argtype *arg) \
jpayne@69 191 { \
jpayne@69 192 OPENSSL_LH_doall_arg((OPENSSL_LHASH *)lh, (OPENSSL_LH_DOALL_FUNCARG)fn, (void *)arg); \
jpayne@69 193 } \
jpayne@69 194 LHASH_OF(type)
jpayne@69 195
jpayne@69 196 DEFINE_LHASH_OF(OPENSSL_STRING);
jpayne@69 197 # ifdef _MSC_VER
jpayne@69 198 /*
jpayne@69 199 * push and pop this warning:
jpayne@69 200 * warning C4090: 'function': different 'const' qualifiers
jpayne@69 201 */
jpayne@69 202 # pragma warning (push)
jpayne@69 203 # pragma warning (disable: 4090)
jpayne@69 204 # endif
jpayne@69 205
jpayne@69 206 DEFINE_LHASH_OF(OPENSSL_CSTRING);
jpayne@69 207
jpayne@69 208 # ifdef _MSC_VER
jpayne@69 209 # pragma warning (pop)
jpayne@69 210 # endif
jpayne@69 211
jpayne@69 212 /*
jpayne@69 213 * If called without higher optimization (min. -xO3) the Oracle Developer
jpayne@69 214 * Studio compiler generates code for the defined (static inline) functions
jpayne@69 215 * above.
jpayne@69 216 * This would later lead to the linker complaining about missing symbols when
jpayne@69 217 * this header file is included but the resulting object is not linked against
jpayne@69 218 * the Crypto library (openssl#6912).
jpayne@69 219 */
jpayne@69 220 # ifdef __SUNPRO_C
jpayne@69 221 # pragma weak OPENSSL_LH_new
jpayne@69 222 # pragma weak OPENSSL_LH_free
jpayne@69 223 # pragma weak OPENSSL_LH_insert
jpayne@69 224 # pragma weak OPENSSL_LH_delete
jpayne@69 225 # pragma weak OPENSSL_LH_retrieve
jpayne@69 226 # pragma weak OPENSSL_LH_error
jpayne@69 227 # pragma weak OPENSSL_LH_num_items
jpayne@69 228 # pragma weak OPENSSL_LH_node_stats_bio
jpayne@69 229 # pragma weak OPENSSL_LH_node_usage_stats_bio
jpayne@69 230 # pragma weak OPENSSL_LH_stats_bio
jpayne@69 231 # pragma weak OPENSSL_LH_get_down_load
jpayne@69 232 # pragma weak OPENSSL_LH_set_down_load
jpayne@69 233 # pragma weak OPENSSL_LH_doall
jpayne@69 234 # pragma weak OPENSSL_LH_doall_arg
jpayne@69 235 # endif /* __SUNPRO_C */
jpayne@69 236
jpayne@69 237 #ifdef __cplusplus
jpayne@69 238 }
jpayne@69 239 #endif
jpayne@69 240
jpayne@69 241 #endif