2 * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
10 #ifndef OSSL_INTERNAL_CRYPTLIB_H
11 # define OSSL_INTERNAL_CRYPTLIB_H
14 # ifdef OPENSSL_USE_APPLINK
15 # define BIO_FLAGS_UPLINK_INTERNAL 0x8000
16 # include "ms/uplink.h"
18 # define BIO_FLAGS_UPLINK_INTERNAL 0
21 # include "internal/common.h"
23 # include <openssl/crypto.h>
24 # include <openssl/buffer.h>
25 # include <openssl/bio.h>
26 # include <openssl/asn1.h>
27 # include <openssl/err.h>
29 typedef struct ex_callback_st EX_CALLBACK;
30 DEFINE_STACK_OF(EX_CALLBACK)
32 typedef struct mem_st MEM;
35 void OPENSSL_cpuid_setup(void);
36 #if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
37 defined(__x86_64) || defined(__x86_64__) || \
38 defined(_M_AMD64) || defined(_M_X64)
39 extern unsigned int OPENSSL_ia32cap_P[];
41 void OPENSSL_showfatal(const char *fmta, ...);
42 int ossl_do_ex_data_init(OSSL_LIB_CTX *ctx);
43 void ossl_crypto_cleanup_all_ex_data_int(OSSL_LIB_CTX *ctx);
44 int openssl_init_fork_handlers(void);
45 int openssl_get_fork_id(void);
47 char *ossl_safe_getenv(const char *name);
49 extern CRYPTO_RWLOCK *memdbg_lock;
50 int openssl_strerror_r(int errnum, char *buf, size_t buflen);
51 # if !defined(OPENSSL_NO_STDIO)
52 FILE *openssl_fopen(const char *filename, const char *mode);
54 void *openssl_fopen(const char *filename, const char *mode);
57 uint32_t OPENSSL_rdtsc(void);
58 size_t OPENSSL_instrument_bus(unsigned int *, size_t);
59 size_t OPENSSL_instrument_bus2(unsigned int *, size_t, size_t);
61 /* ex_data structures */
64 * Each structure type (sometimes called a class), that supports
65 * exdata has a stack of callbacks for each instance.
67 struct ex_callback_st {
68 long argl; /* Arbitrary long */
69 void *argp; /* Arbitrary void * */
70 int priority; /* Priority ordering for freeing */
71 CRYPTO_EX_new *new_func;
72 CRYPTO_EX_free *free_func;
73 CRYPTO_EX_dup *dup_func;
77 * The state for each class. This could just be a typedef, but
78 * a structure allows future changes.
80 typedef struct ex_callbacks_st {
81 STACK_OF(EX_CALLBACK) *meth;
84 typedef struct ossl_ex_data_global_st {
85 CRYPTO_RWLOCK *ex_data_lock;
86 EX_CALLBACKS ex_data[CRYPTO_EX_INDEX__COUNT];
87 } OSSL_EX_DATA_GLOBAL;
92 # define OSSL_LIB_CTX_PROVIDER_STORE_RUN_ONCE_INDEX 0
93 # define OSSL_LIB_CTX_DEFAULT_METHOD_STORE_RUN_ONCE_INDEX 1
94 # define OSSL_LIB_CTX_METHOD_STORE_RUN_ONCE_INDEX 2
95 # define OSSL_LIB_CTX_MAX_RUN_ONCE 3
97 # define OSSL_LIB_CTX_EVP_METHOD_STORE_INDEX 0
98 # define OSSL_LIB_CTX_PROVIDER_STORE_INDEX 1
99 # define OSSL_LIB_CTX_PROPERTY_DEFN_INDEX 2
100 # define OSSL_LIB_CTX_PROPERTY_STRING_INDEX 3
101 # define OSSL_LIB_CTX_NAMEMAP_INDEX 4
102 # define OSSL_LIB_CTX_DRBG_INDEX 5
103 # define OSSL_LIB_CTX_DRBG_NONCE_INDEX 6
104 # define OSSL_LIB_CTX_RAND_CRNGT_INDEX 7
106 # define OSSL_LIB_CTX_THREAD_EVENT_HANDLER_INDEX 8
108 # define OSSL_LIB_CTX_FIPS_PROV_INDEX 9
109 # define OSSL_LIB_CTX_ENCODER_STORE_INDEX 10
110 # define OSSL_LIB_CTX_DECODER_STORE_INDEX 11
111 # define OSSL_LIB_CTX_SELF_TEST_CB_INDEX 12
112 # define OSSL_LIB_CTX_BIO_PROV_INDEX 13
113 # define OSSL_LIB_CTX_GLOBAL_PROPERTIES 14
114 # define OSSL_LIB_CTX_STORE_LOADER_STORE_INDEX 15
115 # define OSSL_LIB_CTX_PROVIDER_CONF_INDEX 16
116 # define OSSL_LIB_CTX_BIO_CORE_INDEX 17
117 # define OSSL_LIB_CTX_CHILD_PROVIDER_INDEX 18
118 # define OSSL_LIB_CTX_MAX_INDEXES 19
120 # define OSSL_LIB_CTX_METHOD_LOW_PRIORITY -1
121 # define OSSL_LIB_CTX_METHOD_DEFAULT_PRIORITY 0
122 # define OSSL_LIB_CTX_METHOD_PRIORITY_1 1
123 # define OSSL_LIB_CTX_METHOD_PRIORITY_2 2
125 typedef struct ossl_lib_ctx_method {
127 void *(*new_func)(OSSL_LIB_CTX *ctx);
128 void (*free_func)(void *);
129 } OSSL_LIB_CTX_METHOD;
131 OSSL_LIB_CTX *ossl_lib_ctx_get_concrete(OSSL_LIB_CTX *ctx);
132 int ossl_lib_ctx_is_default(OSSL_LIB_CTX *ctx);
133 int ossl_lib_ctx_is_global_default(OSSL_LIB_CTX *ctx);
135 /* Functions to retrieve pointers to data by index */
136 void *ossl_lib_ctx_get_data(OSSL_LIB_CTX *, int /* index */,
137 const OSSL_LIB_CTX_METHOD * ctx);
139 void ossl_lib_ctx_default_deinit(void);
140 OSSL_EX_DATA_GLOBAL *ossl_lib_ctx_get_ex_data_global(OSSL_LIB_CTX *ctx);
141 typedef int (ossl_lib_ctx_run_once_fn)(OSSL_LIB_CTX *ctx);
142 typedef void (ossl_lib_ctx_onfree_fn)(OSSL_LIB_CTX *ctx);
144 int ossl_lib_ctx_run_once(OSSL_LIB_CTX *ctx, unsigned int idx,
145 ossl_lib_ctx_run_once_fn run_once_fn);
146 int ossl_lib_ctx_onfree(OSSL_LIB_CTX *ctx, ossl_lib_ctx_onfree_fn onfreefn);
147 const char *ossl_lib_ctx_get_descriptor(OSSL_LIB_CTX *libctx);
149 OSSL_LIB_CTX *ossl_crypto_ex_data_get_ossl_lib_ctx(const CRYPTO_EX_DATA *ad);
150 int ossl_crypto_new_ex_data_ex(OSSL_LIB_CTX *ctx, int class_index, void *obj,
152 int ossl_crypto_get_ex_new_index_ex(OSSL_LIB_CTX *ctx, int class_index,
153 long argl, void *argp,
154 CRYPTO_EX_new *new_func,
155 CRYPTO_EX_dup *dup_func,
156 CRYPTO_EX_free *free_func,
158 int ossl_crypto_free_ex_index_ex(OSSL_LIB_CTX *ctx, int class_index, int idx);
160 /* Function for simple binary search */
163 # define OSSL_BSEARCH_VALUE_ON_NOMATCH 0x01
164 # define OSSL_BSEARCH_FIRST_VALUE_ON_MATCH 0x02
166 const void *ossl_bsearch(const void *key, const void *base, int num,
167 int size, int (*cmp) (const void *, const void *),
170 char *ossl_sk_ASN1_UTF8STRING2text(STACK_OF(ASN1_UTF8STRING) *text,
171 const char *sep, size_t max_len);
172 char *ossl_ipaddr_to_asc(unsigned char *p, int len);
174 char *ossl_buf2hexstr_sep(const unsigned char *buf, long buflen, char sep);
175 unsigned char *ossl_hexstr2buf_sep(const char *str, long *buflen,