Make allocation/free/clean available to providers

Also make OPENSSL_hexstr2buf available to providers.
EVP control functions need hexstring conversion, so move any
memory-allocating functions in o_str.c into new file mem_str.c

Reviewed-by: Matthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/8886)
This commit is contained in:
Rich Salz 2019-07-11 15:53:59 +10:00 committed by Pauli
parent 06c8331c51
commit b60cba3c5d
6 changed files with 369 additions and 148 deletions

View File

@ -66,13 +66,14 @@ SOURCE[../providers/fips]=$CORE_COMMON
# Central utilities
$UTIL_COMMON=\
cryptlib.c mem.c mem_sec.c params.c bsearch.c ex_data.c o_str.c \
cryptlib.c params.c bsearch.c ex_data.c o_str.c \
ctype.c threads_pthread.c threads_win.c threads_none.c initthread.c \
context.c sparse_array.c $CPUIDASM
$UTIL_DEFINE=$CPUIDDEF
SOURCE[../libcrypto]=$UTIL_COMMON \
mem_dbg.c cversion.c info.c cpt_err.c ebcdic.c uid.c o_time.c o_dir.c \
mem.c mem_sec.c mem_str.c mem_dbg.c \
cversion.c info.c cpt_err.c ebcdic.c uid.c o_time.c o_dir.c \
o_fopen.c getenv.c o_init.c o_fips.c init.c trace.c provider.c \
$UPLINKSRC
DEFINE[../libcrypto]=$UTIL_DEFINE $UPLINKDEF

133
crypto/mem_str.c Normal file
View File

@ -0,0 +1,133 @@
/*
* Copyright 2003-2017 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
*/
#include "e_os.h"
#include <limits.h>
#include <openssl/crypto.h>
#include "internal/cryptlib.h"
char *CRYPTO_strdup(const char *str, const char* file, int line)
{
char *ret;
if (str == NULL)
return NULL;
ret = CRYPTO_malloc(strlen(str) + 1, file, line);
if (ret != NULL)
strcpy(ret, str);
return ret;
}
char *CRYPTO_strndup(const char *str, size_t s, const char* file, int line)
{
size_t maxlen;
char *ret;
if (str == NULL)
return NULL;
maxlen = OPENSSL_strnlen(str, s);
ret = CRYPTO_malloc(maxlen + 1, file, line);
if (ret) {
memcpy(ret, str, maxlen);
ret[maxlen] = '\0';
}
return ret;
}
void *CRYPTO_memdup(const void *data, size_t siz, const char* file, int line)
{
void *ret;
if (data == NULL || siz >= INT_MAX)
return NULL;
ret = CRYPTO_malloc(siz, file, line);
if (ret == NULL) {
CRYPTOerr(CRYPTO_F_CRYPTO_MEMDUP, ERR_R_MALLOC_FAILURE);
return NULL;
}
return memcpy(ret, data, siz);
}
/*
* Give a string of hex digits convert to a buffer
*/
unsigned char *OPENSSL_hexstr2buf(const char *str, long *len)
{
unsigned char *hexbuf, *q;
unsigned char ch, cl;
int chi, cli;
const unsigned char *p;
size_t s;
s = strlen(str);
if ((hexbuf = OPENSSL_malloc(s >> 1)) == NULL) {
CRYPTOerr(CRYPTO_F_OPENSSL_HEXSTR2BUF, ERR_R_MALLOC_FAILURE);
return NULL;
}
for (p = (const unsigned char *)str, q = hexbuf; *p; ) {
ch = *p++;
if (ch == ':')
continue;
cl = *p++;
if (!cl) {
CRYPTOerr(CRYPTO_F_OPENSSL_HEXSTR2BUF,
CRYPTO_R_ODD_NUMBER_OF_DIGITS);
OPENSSL_free(hexbuf);
return NULL;
}
cli = OPENSSL_hexchar2int(cl);
chi = OPENSSL_hexchar2int(ch);
if (cli < 0 || chi < 0) {
OPENSSL_free(hexbuf);
CRYPTOerr(CRYPTO_F_OPENSSL_HEXSTR2BUF, CRYPTO_R_ILLEGAL_HEX_DIGIT);
return NULL;
}
*q++ = (unsigned char)((chi << 4) | cli);
}
if (len)
*len = q - hexbuf;
return hexbuf;
}
/*
* Given a buffer of length 'len' return a OPENSSL_malloc'ed string with its
* hex representation @@@ (Contents of buffer are always kept in ASCII, also
* on EBCDIC machines)
*/
char *OPENSSL_buf2hexstr(const unsigned char *buffer, long len)
{
static const char hexdig[] = "0123456789ABCDEF";
char *tmp, *q;
const unsigned char *p;
int i;
if (len == 0)
return OPENSSL_zalloc(1);
if ((tmp = OPENSSL_malloc(len * 3)) == NULL) {
CRYPTOerr(CRYPTO_F_OPENSSL_BUF2HEXSTR, ERR_R_MALLOC_FAILURE);
return NULL;
}
q = tmp;
for (i = 0, p = buffer; i < len; i++, p++) {
*q++ = hexdig[(*p >> 4) & 0xf];
*q++ = hexdig[*p & 0xf];
*q++ = ':';
}
q[-1] = 0;
#ifdef CHARSET_EBCDIC
ebcdic2ascii(tmp, tmp, q - tmp - 1);
#endif
return tmp;
}

View File

@ -12,51 +12,6 @@
#include <openssl/crypto.h>
#include "internal/cryptlib.h"
char *CRYPTO_strdup(const char *str, const char* file, int line)
{
char *ret;
if (str == NULL)
return NULL;
ret = CRYPTO_malloc(strlen(str) + 1, file, line);
if (ret != NULL)
strcpy(ret, str);
return ret;
}
char *CRYPTO_strndup(const char *str, size_t s, const char* file, int line)
{
size_t maxlen;
char *ret;
if (str == NULL)
return NULL;
maxlen = OPENSSL_strnlen(str, s);
ret = CRYPTO_malloc(maxlen + 1, file, line);
if (ret) {
memcpy(ret, str, maxlen);
ret[maxlen] = '\0';
}
return ret;
}
void *CRYPTO_memdup(const void *data, size_t siz, const char* file, int line)
{
void *ret;
if (data == NULL || siz >= INT_MAX)
return NULL;
ret = CRYPTO_malloc(siz, file, line);
if (ret == NULL) {
CRYPTOerr(CRYPTO_F_CRYPTO_MEMDUP, ERR_R_MALLOC_FAILURE);
return NULL;
}
return memcpy(ret, data, siz);
}
size_t OPENSSL_strnlen(const char *str, size_t maxlen)
{
const char *p;
@ -129,83 +84,6 @@ int OPENSSL_hexchar2int(unsigned char c)
return -1;
}
/*
* Give a string of hex digits convert to a buffer
*/
unsigned char *OPENSSL_hexstr2buf(const char *str, long *len)
{
unsigned char *hexbuf, *q;
unsigned char ch, cl;
int chi, cli;
const unsigned char *p;
size_t s;
s = strlen(str);
if ((hexbuf = OPENSSL_malloc(s >> 1)) == NULL) {
CRYPTOerr(CRYPTO_F_OPENSSL_HEXSTR2BUF, ERR_R_MALLOC_FAILURE);
return NULL;
}
for (p = (const unsigned char *)str, q = hexbuf; *p; ) {
ch = *p++;
if (ch == ':')
continue;
cl = *p++;
if (!cl) {
CRYPTOerr(CRYPTO_F_OPENSSL_HEXSTR2BUF,
CRYPTO_R_ODD_NUMBER_OF_DIGITS);
OPENSSL_free(hexbuf);
return NULL;
}
cli = OPENSSL_hexchar2int(cl);
chi = OPENSSL_hexchar2int(ch);
if (cli < 0 || chi < 0) {
OPENSSL_free(hexbuf);
CRYPTOerr(CRYPTO_F_OPENSSL_HEXSTR2BUF, CRYPTO_R_ILLEGAL_HEX_DIGIT);
return NULL;
}
*q++ = (unsigned char)((chi << 4) | cli);
}
if (len)
*len = q - hexbuf;
return hexbuf;
}
/*
* Given a buffer of length 'len' return a OPENSSL_malloc'ed string with its
* hex representation @@@ (Contents of buffer are always kept in ASCII, also
* on EBCDIC machines)
*/
char *OPENSSL_buf2hexstr(const unsigned char *buffer, long len)
{
static const char hexdig[] = "0123456789ABCDEF";
char *tmp, *q;
const unsigned char *p;
int i;
if (len == 0)
{
return OPENSSL_zalloc(1);
}
if ((tmp = OPENSSL_malloc(len * 3)) == NULL) {
CRYPTOerr(CRYPTO_F_OPENSSL_BUF2HEXSTR, ERR_R_MALLOC_FAILURE);
return NULL;
}
q = tmp;
for (i = 0, p = buffer; i < len; i++, p++) {
*q++ = hexdig[(*p >> 4) & 0xf];
*q++ = hexdig[*p & 0xf];
*q++ = ':';
}
q[-1] = 0;
#ifdef CHARSET_EBCDIC
ebcdic2ascii(tmp, tmp, q - tmp - 1);
#endif
return tmp;
}
int openssl_strerror_r(int errnum, char *buf, size_t buflen)
{
#if defined(_MSC_VER) && _MSC_VER>=1400

View File

@ -796,6 +796,10 @@ static void core_add_error_vdata(const OSSL_PROVIDER *prov,
}
#endif
/*
* Functions provided by the core. Blank line separates "families" of related
* functions.
*/
static const OSSL_DISPATCH core_dispatch_[] = {
{ OSSL_FUNC_CORE_GET_PARAM_TYPES, (void (*)(void))core_get_param_types },
{ OSSL_FUNC_CORE_GET_PARAMS, (void (*)(void))core_get_params },
@ -805,6 +809,26 @@ static const OSSL_DISPATCH core_dispatch_[] = {
{ OSSL_FUNC_CORE_PUT_ERROR, (void (*)(void))core_put_error },
{ OSSL_FUNC_CORE_ADD_ERROR_VDATA, (void (*)(void))core_add_error_vdata },
#endif
{ OSSL_FUNC_CRYPTO_MALLOC, (void (*)(void))CRYPTO_malloc },
{ OSSL_FUNC_CRYPTO_ZALLOC, (void (*)(void))CRYPTO_zalloc },
{ OSSL_FUNC_CRYPTO_MEMDUP, (void (*)(void))CRYPTO_memdup },
{ OSSL_FUNC_CRYPTO_STRDUP, (void (*)(void))CRYPTO_strdup },
{ OSSL_FUNC_CRYPTO_STRNDUP, (void (*)(void))CRYPTO_strndup },
{ OSSL_FUNC_CRYPTO_FREE, (void (*)(void))CRYPTO_free },
{ OSSL_FUNC_CRYPTO_CLEAR_FREE, (void (*)(void))CRYPTO_clear_free },
{ OSSL_FUNC_CRYPTO_REALLOC, (void (*)(void))CRYPTO_realloc },
{ OSSL_FUNC_CRYPTO_CLEAR_REALLOC, (void (*)(void))CRYPTO_clear_realloc },
{ OSSL_FUNC_CRYPTO_SECURE_MALLOC, (void (*)(void))CRYPTO_secure_malloc },
{ OSSL_FUNC_CRYPTO_SECURE_ZALLOC, (void (*)(void))CRYPTO_secure_zalloc },
{ OSSL_FUNC_CRYPTO_SECURE_FREE, (void (*)(void))CRYPTO_secure_free },
{ OSSL_FUNC_CRYPTO_SECURE_CLEAR_FREE,
(void (*)(void))CRYPTO_secure_clear_free },
{ OSSL_FUNC_CRYPTO_SECURE_ALLOCATED,
(void (*)(void))CRYPTO_secure_allocated },
{ OSSL_FUNC_OPENSSL_CLEANSE, (void (*)(void))OPENSSL_cleanse },
{ OSSL_FUNC_OPENSSL_HEXSTR2BUF, (void (*)(void))OPENSSL_hexstr2buf },
{ 0, NULL }
};
static const OSSL_DISPATCH *core_dispatch = core_dispatch_;

View File

@ -35,7 +35,12 @@ extern "C" {
* - a function pointer extractor function with the name OSSL_'foo'
*/
/* Helper macro to create the function signature typedef and the extractor */
/*
* Helper macro to create the function signature typedef and the extractor
* |type| is the return-type of the function, |name| is the name of the
* function to fetch, and |args| is a parenthesized list of parameters
* for the function (that is, it is |name|'s function signature).
*/
#define OSSL_CORE_MAKE_FUNC(type,name,args) \
typedef type (OSSL_##name##_fn)args; \
static ossl_inline \
@ -73,6 +78,56 @@ OSSL_CORE_MAKE_FUNC(OPENSSL_CTX *,core_get_library_context,
(const OSSL_PROVIDER *prov))
/* Memory allocation, freeing, clearing. */
#define OSSL_FUNC_CRYPTO_MALLOC 10
OSSL_CORE_MAKE_FUNC(void *,
CRYPTO_malloc, (size_t num, const char *file, int line))
#define OSSL_FUNC_CRYPTO_ZALLOC 11
OSSL_CORE_MAKE_FUNC(void *,
CRYPTO_zalloc, (size_t num, const char *file, int line))
#define OSSL_FUNC_CRYPTO_MEMDUP 12
OSSL_CORE_MAKE_FUNC(void *,
CRYPTO_memdup, (const void *str, size_t siz, const char *file, int line))
#define OSSL_FUNC_CRYPTO_STRDUP 13
OSSL_CORE_MAKE_FUNC(char *,
CRYPTO_strdup, (const char *str, const char *file, int line))
#define OSSL_FUNC_CRYPTO_STRNDUP 14
OSSL_CORE_MAKE_FUNC(char *,
CRYPTO_strndup, (const char *str, size_t s, const char *file, int line))
#define OSSL_FUNC_CRYPTO_FREE 15
OSSL_CORE_MAKE_FUNC(void,
CRYPTO_free, (void *ptr, const char *file, int line))
#define OSSL_FUNC_CRYPTO_CLEAR_FREE 16
OSSL_CORE_MAKE_FUNC(void,
CRYPTO_clear_free, (void *ptr, size_t num, const char *file, int line))
#define OSSL_FUNC_CRYPTO_REALLOC 17
OSSL_CORE_MAKE_FUNC(void *,
CRYPTO_realloc, (void *addr, size_t num, const char *file, int line))
#define OSSL_FUNC_CRYPTO_CLEAR_REALLOC 18
OSSL_CORE_MAKE_FUNC(void *,
CRYPTO_clear_realloc, (void *addr, size_t old_num, size_t num, const char *file, int line))
#define OSSL_FUNC_CRYPTO_SECURE_MALLOC 19
OSSL_CORE_MAKE_FUNC(void *,
CRYPTO_secure_malloc, (size_t num, const char *file, int line))
#define OSSL_FUNC_CRYPTO_SECURE_ZALLOC 20
OSSL_CORE_MAKE_FUNC(void *,
CRYPTO_secure_zalloc, (size_t num, const char *file, int line))
#define OSSL_FUNC_CRYPTO_SECURE_FREE 21
OSSL_CORE_MAKE_FUNC(void,
CRYPTO_secure_free, (void *ptr, const char *file, int line))
#define OSSL_FUNC_CRYPTO_SECURE_CLEAR_FREE 22
OSSL_CORE_MAKE_FUNC(void,
CRYPTO_secure_clear_free, (void *ptr, size_t num, const char *file, int line))
#define OSSL_FUNC_CRYPTO_SECURE_ALLOCATED 23
OSSL_CORE_MAKE_FUNC(int,
CRYPTO_secure_allocated, (const void *ptr))
#define OSSL_FUNC_OPENSSL_CLEANSE 24
OSSL_CORE_MAKE_FUNC(void,
OPENSSL_cleanse, (void *ptr, size_t len))
# define OSSL_FUNC_OPENSSL_HEXSTR2BUF 25
OSSL_CORE_MAKE_FUNC(unsigned char *,
OPENSSL_hexstr2buf, (const char *str, long *len))
/* Functions provided by the provider to the Core, reserved numbers 1024-1535 */
# define OSSL_FUNC_PROVIDER_TEARDOWN 1024
OSSL_CORE_MAKE_FUNC(void,provider_teardown,(void *provctx))

View File

@ -27,19 +27,35 @@
#include "internal/provider_ctx.h"
#include "internal/providercommon.h"
extern OSSL_core_thread_start_fn *c_thread_start;
/*
* TODO(3.0): Should these be stored in the provider side provctx? Could they
* ever be different from one init to the next? Unfortunately we can't do this
* at the moment because c_put_error/c_add_error_vdata do not provide us with
* the OPENSSL_CTX as a parameter.
* at the moment because c_put_error/c_add_error_vdata do not provide
* us with the OPENSSL_CTX as a parameter.
*/
/* Functions provided by the core */
static OSSL_core_get_param_types_fn *c_get_param_types = NULL;
static OSSL_core_get_params_fn *c_get_params = NULL;
extern OSSL_core_thread_start_fn *c_thread_start;
OSSL_core_thread_start_fn *c_thread_start = NULL;
static OSSL_core_put_error_fn *c_put_error = NULL;
static OSSL_core_add_error_vdata_fn *c_add_error_vdata = NULL;
static OSSL_core_get_param_types_fn *c_get_param_types;
static OSSL_core_get_params_fn *c_get_params;
OSSL_core_thread_start_fn *c_thread_start;
static OSSL_core_put_error_fn *c_put_error;
static OSSL_core_add_error_vdata_fn *c_add_error_vdata;
static OSSL_CRYPTO_malloc_fn *c_CRYPTO_malloc;
static OSSL_CRYPTO_zalloc_fn *c_CRYPTO_zalloc;
static OSSL_CRYPTO_memdup_fn *c_CRYPTO_memdup;
static OSSL_CRYPTO_strdup_fn *c_CRYPTO_strdup;
static OSSL_CRYPTO_strndup_fn *c_CRYPTO_strndup;
static OSSL_CRYPTO_free_fn *c_CRYPTO_free;
static OSSL_CRYPTO_clear_free_fn *c_CRYPTO_clear_free;
static OSSL_CRYPTO_realloc_fn *c_CRYPTO_realloc;
static OSSL_CRYPTO_clear_realloc_fn *c_CRYPTO_clear_realloc;
static OSSL_CRYPTO_secure_malloc_fn *c_CRYPTO_secure_malloc;
static OSSL_CRYPTO_secure_zalloc_fn *c_CRYPTO_secure_zalloc;
static OSSL_CRYPTO_secure_free_fn *c_CRYPTO_secure_free;
static OSSL_CRYPTO_secure_clear_free_fn *c_CRYPTO_secure_clear_free;
static OSSL_CRYPTO_secure_allocated_fn *c_CRYPTO_secure_allocated;
static OSSL_OPENSSL_hexstr2buf_fn *c_OPENSSL_hexstr2buf;
typedef struct fips_global_st {
const OSSL_PROVIDER *prov;
@ -299,24 +315,66 @@ int OSSL_provider_init(const OSSL_PROVIDER *provider,
case OSSL_FUNC_CORE_ADD_ERROR_VDATA:
c_add_error_vdata = OSSL_get_core_add_error_vdata(in);
break;
/* Just ignore anything we don't understand */
case OSSL_FUNC_CRYPTO_MALLOC:
c_CRYPTO_malloc = OSSL_get_CRYPTO_malloc(in);
break;
case OSSL_FUNC_CRYPTO_ZALLOC:
c_CRYPTO_zalloc = OSSL_get_CRYPTO_zalloc(in);
break;
case OSSL_FUNC_CRYPTO_MEMDUP:
c_CRYPTO_memdup = OSSL_get_CRYPTO_memdup(in);
break;
case OSSL_FUNC_CRYPTO_STRDUP:
c_CRYPTO_strdup = OSSL_get_CRYPTO_strdup(in);
break;
case OSSL_FUNC_CRYPTO_STRNDUP:
c_CRYPTO_strndup = OSSL_get_CRYPTO_strndup(in);
break;
case OSSL_FUNC_CRYPTO_FREE:
c_CRYPTO_free = OSSL_get_CRYPTO_free(in);
break;
case OSSL_FUNC_CRYPTO_CLEAR_FREE:
c_CRYPTO_clear_free = OSSL_get_CRYPTO_clear_free(in);
break;
case OSSL_FUNC_CRYPTO_REALLOC:
c_CRYPTO_realloc = OSSL_get_CRYPTO_realloc(in);
break;
case OSSL_FUNC_CRYPTO_CLEAR_REALLOC:
c_CRYPTO_clear_realloc = OSSL_get_CRYPTO_clear_realloc(in);
break;
case OSSL_FUNC_CRYPTO_SECURE_MALLOC:
c_CRYPTO_secure_malloc = OSSL_get_CRYPTO_secure_malloc(in);
break;
case OSSL_FUNC_CRYPTO_SECURE_ZALLOC:
c_CRYPTO_secure_zalloc = OSSL_get_CRYPTO_secure_zalloc(in);
break;
case OSSL_FUNC_CRYPTO_SECURE_FREE:
c_CRYPTO_secure_free = OSSL_get_CRYPTO_secure_free(in);
break;
case OSSL_FUNC_CRYPTO_SECURE_CLEAR_FREE:
c_CRYPTO_secure_clear_free = OSSL_get_CRYPTO_secure_clear_free(in);
break;
case OSSL_FUNC_CRYPTO_SECURE_ALLOCATED:
c_CRYPTO_secure_allocated = OSSL_get_CRYPTO_secure_allocated(in);
break;
case OSSL_FUNC_OPENSSL_HEXSTR2BUF:
c_OPENSSL_hexstr2buf = OSSL_get_OPENSSL_hexstr2buf(in);
break;
default:
/* Just ignore anything we don't understand */
break;
}
}
ctx = OPENSSL_CTX_new();
if (ctx == NULL)
/* Create a context. */
if ((ctx = OPENSSL_CTX_new()) == NULL)
return 0;
fgbl = openssl_ctx_get_data(ctx, OPENSSL_CTX_FIPS_PROV_INDEX,
&fips_prov_ossl_ctx_method);
if (fgbl == NULL)
goto err;
if ((fgbl = openssl_ctx_get_data(ctx, OPENSSL_CTX_FIPS_PROV_INDEX,
&fips_prov_ossl_ctx_method)) == NULL) {
OPENSSL_CTX_free(ctx);
return 0;
}
fgbl->prov = provider;
*out = fips_dispatch_table;
*provctx = ctx;
@ -331,10 +389,6 @@ int OSSL_provider_init(const OSSL_PROVIDER *provider,
}
return 1;
err:
OPENSSL_CTX_free(ctx);
return 0;
}
/*
@ -413,3 +467,79 @@ const OSSL_PROVIDER *FIPS_get_provider(OPENSSL_CTX *ctx)
return fgbl->prov;
}
void *CRYPTO_malloc(size_t num, const char *file, int line)
{
return c_CRYPTO_malloc(num, file, line);
}
void *CRYPTO_zalloc(size_t num, const char *file, int line)
{
return c_CRYPTO_zalloc(num, file, line);
}
void *CRYPTO_memdup(const void *str, size_t siz, const char *file, int line)
{
return c_CRYPTO_memdup(str, siz, file, line);
}
char *CRYPTO_strdup(const char *str, const char *file, int line)
{
return c_CRYPTO_strdup(str, file, line);
}
char *CRYPTO_strndup(const char *str, size_t s, const char *file, int line)
{
return c_CRYPTO_strndup(str, s, file, line);
}
void CRYPTO_free(void *ptr, const char *file, int line)
{
c_CRYPTO_free(ptr, file, line);
}
void CRYPTO_clear_free(void *ptr, size_t num, const char *file, int line)
{
c_CRYPTO_clear_free(ptr, num, file, line);
}
void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line)
{
return c_CRYPTO_realloc(addr, num, file, line);
}
void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num,
const char *file, int line)
{
return c_CRYPTO_clear_realloc(addr, old_num, num, file, line);
}
void *CRYPTO_secure_malloc(size_t num, const char *file, int line)
{
return c_CRYPTO_secure_malloc(num, file, line);
}
void *CRYPTO_secure_zalloc(size_t num, const char *file, int line)
{
return c_CRYPTO_secure_zalloc(num, file, line);
}
void CRYPTO_secure_free(void *ptr, const char *file, int line)
{
c_CRYPTO_secure_free(ptr, file, line);
}
void CRYPTO_secure_clear_free(void *ptr, size_t num, const char *file, int line)
{
c_CRYPTO_secure_clear_free(ptr, num, file, line);
}
unsigned char *OPENSSL_hexstr2buf(const char *str, long *len)
{
return c_OPENSSL_hexstr2buf(str, len);
}
int CRYPTO_secure_allocated(const void *ptr)
{
return c_CRYPTO_secure_allocated(ptr);
}