HardenedBSD/contrib/ntp/include/ssl_applink.c
Cy Schubert a466cc5537 ntp: import ntp-4.2.8p16
Security:       NtpBUg3767, NtpBug3808, NtpBug3807 (CVE-2023-26555)
MFC after:	immediately
2023-06-01 07:04:37 -07:00

101 lines
2.1 KiB
C

/*
* include/ssl_applink.c -- common NTP code for openssl/applink.c
*
* Each program which uses OpenSSL should include this file in _one_
* of its source files and call ssl_applink() before any OpenSSL
* functions.
*/
#if defined(OPENSSL) && defined(SYS_WINNT)
# ifdef _MSC_VER
# pragma warning(push)
# pragma warning(disable: 4152)
# ifndef OPENSSL_NO_AUTOLINK
# include "msvc_ssl_autolib.h"
# endif
# endif
# if OPENSSL_VERSION_NUMBER < 0x10100000L || OPENSSL_VERSION_NUMBER >= 0x10101000L
# include <openssl/applink.c>
# endif
# ifdef _MSC_VER
# pragma warning(pop)
# endif
#endif
#if defined(OPENSSL) && defined(_MSC_VER) && defined(_DEBUG)
#define WRAP_DBG_MALLOC
#endif
#ifdef WRAP_DBG_MALLOC
static void *wrap_dbg_malloc(size_t s, const char *f, int l);
static void *wrap_dbg_realloc(void *p, size_t s, const char *f, int l);
static void wrap_dbg_free(void *p);
static void wrap_dbg_free_ex(void *p, const char *f, int l);
#endif
#if defined(OPENSSL) && defined(SYS_WINNT)
void ssl_applink(void);
void
ssl_applink(void)
{
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
# ifdef WRAP_DBG_MALLOC
CRYPTO_set_mem_functions(wrap_dbg_malloc, wrap_dbg_realloc, wrap_dbg_free_ex);
# else
OPENSSL_malloc_init();
# endif
# else
# ifdef WRAP_DBG_MALLOC
CRYPTO_set_mem_ex_functions(wrap_dbg_malloc, wrap_dbg_realloc, wrap_dbg_free);
# else
CRYPTO_malloc_init();
# endif
#endif /* OpenSSL version cascade */
}
#else /* !OPENSSL || !SYS_WINNT */
#define ssl_applink() do {} while (0)
#endif
#ifdef WRAP_DBG_MALLOC
/*
* OpenSSL malloc overriding uses different parameters
* for DEBUG malloc/realloc/free (lacking block type).
* Simple wrappers convert.
*/
static void *wrap_dbg_malloc(size_t s, const char *f, int l)
{
void *ret;
ret = _malloc_dbg(s, _NORMAL_BLOCK, f, l);
return ret;
}
static void *wrap_dbg_realloc(void *p, size_t s, const char *f, int l)
{
void *ret;
ret = _realloc_dbg(p, s, _NORMAL_BLOCK, f, l);
return ret;
}
static void wrap_dbg_free(void *p)
{
_free_dbg(p, _NORMAL_BLOCK);
}
static void wrap_dbg_free_ex(void *p, const char *f, int l)
{
(void)f;
(void)l;
_free_dbg(p, _NORMAL_BLOCK);
}
#endif /* WRAP_DBG_MALLOC */