openssl/include/internal/cryptlib.h
Richard Levitte f2182a4e6f Create internal number<->name mapping API
This can be used as a general name to identity map.

Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/8878)
2019-05-12 13:43:38 -07:00

189 lines
6.1 KiB
C

/*
* Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (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
*/
#ifndef HEADER_CRYPTLIB_H
# define HEADER_CRYPTLIB_H
# include <stdlib.h>
# include <string.h>
# ifdef OPENSSL_USE_APPLINK
# undef BIO_FLAGS_UPLINK
# define BIO_FLAGS_UPLINK 0x8000
# include "ms/uplink.h"
# endif
# include <openssl/crypto.h>
# include <openssl/buffer.h>
# include <openssl/bio.h>
# include <openssl/err.h>
# include "internal/nelem.h"
#ifdef NDEBUG
# define ossl_assert(x) ((x) != 0)
#else
__owur static ossl_inline int ossl_assert_int(int expr, const char *exprstr,
const char *file, int line)
{
if (!expr)
OPENSSL_die(exprstr, file, line);
return expr;
}
# define ossl_assert(x) ossl_assert_int((x) != 0, "Assertion failed: "#x, \
__FILE__, __LINE__)
#endif
/*
* Use this inside a union with the field that needs to be aligned to a
* reasonable boundary for the platform. The most pessimistic alignment
* of the listed types will be used by the compiler.
*/
# define OSSL_UNION_ALIGN \
double align; \
ossl_uintmax_t align_int; \
void *align_ptr
typedef struct ex_callback_st EX_CALLBACK;
DEFINE_STACK_OF(EX_CALLBACK)
typedef struct app_mem_info_st APP_INFO;
typedef struct mem_st MEM;
DEFINE_LHASH_OF(MEM);
# define OPENSSL_CONF "openssl.cnf"
# ifndef OPENSSL_SYS_VMS
# define X509_CERT_AREA OPENSSLDIR
# define X509_CERT_DIR OPENSSLDIR "/certs"
# define X509_CERT_FILE OPENSSLDIR "/cert.pem"
# define X509_PRIVATE_DIR OPENSSLDIR "/private"
# define CTLOG_FILE OPENSSLDIR "/ct_log_list.cnf"
# else
# define X509_CERT_AREA "OSSL$DATAROOT:[000000]"
# define X509_CERT_DIR "OSSL$DATAROOT:[CERTS]"
# define X509_CERT_FILE "OSSL$DATAROOT:[000000]cert.pem"
# define X509_PRIVATE_DIR "OSSL$DATAROOT:[PRIVATE]"
# define CTLOG_FILE "OSSL$DATAROOT:[000000]ct_log_list.cnf"
# endif
# define X509_CERT_DIR_EVP "SSL_CERT_DIR"
# define X509_CERT_FILE_EVP "SSL_CERT_FILE"
# define CTLOG_FILE_EVP "CTLOG_FILE"
/* size of string representations */
# define DECIMAL_SIZE(type) ((sizeof(type)*8+2)/3+1)
# define HEX_SIZE(type) (sizeof(type)*2)
void OPENSSL_cpuid_setup(void);
extern unsigned int OPENSSL_ia32cap_P[];
void OPENSSL_showfatal(const char *fmta, ...);
int do_ex_data_init(OPENSSL_CTX *ctx);
void crypto_cleanup_all_ex_data_int(OPENSSL_CTX *ctx);
int openssl_init_fork_handlers(void);
char *ossl_safe_getenv(const char *name);
extern CRYPTO_RWLOCK *memdbg_lock;
int openssl_strerror_r(int errnum, char *buf, size_t buflen);
# if !defined(OPENSSL_NO_STDIO)
FILE *openssl_fopen(const char *filename, const char *mode);
# else
void *openssl_fopen(const char *filename, const char *mode);
# endif
uint32_t OPENSSL_rdtsc(void);
size_t OPENSSL_instrument_bus(unsigned int *, size_t);
size_t OPENSSL_instrument_bus2(unsigned int *, size_t, size_t);
/* ex_data structures */
/*
* Each structure type (sometimes called a class), that supports
* exdata has a stack of callbacks for each instance.
*/
struct ex_callback_st {
long argl; /* Arbitrary long */
void *argp; /* Arbitrary void * */
CRYPTO_EX_new *new_func;
CRYPTO_EX_free *free_func;
CRYPTO_EX_dup *dup_func;
};
/*
* The state for each class. This could just be a typedef, but
* a structure allows future changes.
*/
typedef struct ex_callbacks_st {
STACK_OF(EX_CALLBACK) *meth;
} EX_CALLBACKS;
typedef struct ossl_ex_data_global_st {
CRYPTO_RWLOCK *ex_data_lock;
EX_CALLBACKS ex_data[CRYPTO_EX_INDEX__COUNT];
} OSSL_EX_DATA_GLOBAL;
/* OPENSSL_CTX */
# define OPENSSL_CTX_PROVIDER_STORE_RUN_ONCE_INDEX 0
# define OPENSSL_CTX_DEFAULT_METHOD_STORE_RUN_ONCE_INDEX 1
# define OPENSSL_CTX_METHOD_STORE_RUN_ONCE_INDEX 2
# define OPENSSL_CTX_MAX_RUN_ONCE 3
# define OPENSSL_CTX_DEFAULT_METHOD_STORE_INDEX 0
# define OPENSSL_CTX_PROVIDER_STORE_INDEX 1
# define OPENSSL_CTX_PROPERTY_DEFN_INDEX 2
# define OPENSSL_CTX_PROPERTY_STRING_INDEX 3
# define OPENSSL_CTX_NAMEMAP_INDEX 4
# define OPENSSL_CTX_MAX_INDEXES 5
typedef struct openssl_ctx_method {
void *(*new_func)(OPENSSL_CTX *ctx);
void (*free_func)(void *);
} OPENSSL_CTX_METHOD;
/* Functions to retrieve pointers to data by index */
void *openssl_ctx_get_data(OPENSSL_CTX *, int /* index */,
const OPENSSL_CTX_METHOD * ctx);
void openssl_ctx_default_deinit(void);
OSSL_EX_DATA_GLOBAL *openssl_ctx_get_ex_data_global(OPENSSL_CTX *ctx);
typedef int (openssl_ctx_run_once_fn)(OPENSSL_CTX *ctx);
typedef void (openssl_ctx_onfree_fn)(OPENSSL_CTX *ctx);
int openssl_ctx_run_once(OPENSSL_CTX *ctx, unsigned int idx,
openssl_ctx_run_once_fn run_once_fn);
int openssl_ctx_onfree(OPENSSL_CTX *ctx, openssl_ctx_onfree_fn onfreefn);
OPENSSL_CTX *crypto_ex_data_get_openssl_ctx(const CRYPTO_EX_DATA *ad);
int crypto_new_ex_data_ex(OPENSSL_CTX *ctx, int class_index, void *obj,
CRYPTO_EX_DATA *ad);
int crypto_get_ex_new_index_ex(OPENSSL_CTX *ctx, int class_index,
long argl, void *argp,
CRYPTO_EX_new *new_func,
CRYPTO_EX_dup *dup_func,
CRYPTO_EX_free *free_func);
int crypto_free_ex_index_ex(OPENSSL_CTX *ctx, int class_index, int idx);
/* Function for simple binary search */
/* Flags */
# define OSSL_BSEARCH_VALUE_ON_NOMATCH 0x01
# define OSSL_BSEARCH_FIRST_VALUE_ON_MATCH 0x02
const void *ossl_bsearch(const void *key, const void *base, int num,
int size, int (*cmp) (const void *, const void *),
int flags);
#endif