/* Used to initialize state for wolfcrypt
return 0 on success
*/
int wolfCrypt_Init()
{
int ret = 0;
if (initRefCount == 0) {
#if WOLFSSL_CRYPT_HW_MUTEX
/* If crypto hardware mutex protection is enabled, then initialize it */
wolfSSL_CryptHwMutexInit();
#endif
/* if defined have fast RSA then initialize Intel IPP */
#ifdef HAVE_FAST_RSA
WOLFSSL_MSG("Attempting to use optimized IPP Library");
if ((ret = ippInit()) != ippStsNoErr) {
/* possible to get a CPU feature support status on optimized IPP
library but still use default library and see competitive speeds */
WOLFSSL_MSG("Warning when trying to set up optimization");
WOLFSSL_MSG(ippGetStatusString(ret));
WOLFSSL_MSG("Using default fast IPP library");
ret = 0;
}
#endif
#ifdef WOLFSSL_ARMASM
WOLFSSL_MSG("Using ARM hardware acceleration");
#endif
initRefCount = 1;
}
return ret;
}
int wolfSSL_CryptHwMutexLock(void) {
int ret = BAD_MUTEX_E;
/* Make sure HW Mutex has been initialized */
wolfSSL_CryptHwMutexInit();
if(wcCryptHwMutexInit) {
ret = LockMutex(&wcCryptHwMutex);
}
return ret;
}
/* Used to initialize state for wolfcrypt
return 0 on success
*/
int wolfCrypt_Init(void)
{
int ret = 0;
if (initRefCount == 0) {
WOLFSSL_ENTER("wolfCrypt_Init");
#ifdef WOLFSSL_ASYNC_CRYPT
ret = wolfAsync_HardwareStart();
if (ret != 0) {
WOLFSSL_MSG("Async hardware start failed");
/* don't return failure, allow operation to continue */
}
#endif
#if defined(WOLFSSL_TRACK_MEMORY) && !defined(WOLFSSL_STATIC_MEMORY)
ret = InitMemoryTracker();
if (ret != 0) {
WOLFSSL_MSG("InitMemoryTracker failed");
return ret;
}
#endif
#if WOLFSSL_CRYPT_HW_MUTEX
/* If crypto hardware mutex protection is enabled, then initialize it */
ret = wolfSSL_CryptHwMutexInit();
if (ret != 0) {
WOLFSSL_MSG("Hw crypt mutex init failed");
return ret;
}
#endif
/* if defined have fast RSA then initialize Intel IPP */
#ifdef HAVE_FAST_RSA
WOLFSSL_MSG("Attempting to use optimized IPP Library");
if ((ret = ippInit()) != ippStsNoErr) {
/* possible to get a CPU feature support status on optimized IPP
library but still use default library and see competitive speeds */
WOLFSSL_MSG("Warning when trying to set up optimization");
WOLFSSL_MSG(ippGetStatusString(ret));
WOLFSSL_MSG("Using default fast IPP library");
ret = 0;
(void)ret; /* suppress not read warning */
}
#endif
#if defined(FREESCALE_LTC_TFM) || defined(FREESCALE_LTC_ECC)
ret = ksdk_port_init();
if (ret != 0) {
WOLFSSL_MSG("KSDK port init failed");
return ret;
}
#endif
#ifdef WOLFSSL_ATMEL
atmel_init();
#endif
#ifdef WOLFSSL_ARMASM
WOLFSSL_MSG("Using ARM hardware acceleration");
#endif
#if !defined(WOLFCRYPT_ONLY) && \
( defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER) )
wolfSSL_EVP_init();
#endif
#if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE)
if ((ret = wc_LoggingInit()) != 0) {
WOLFSSL_MSG("Error creating logging mutex");
return ret;
}
#endif
#ifdef HAVE_ECC
#ifdef ECC_CACHE_CURVE
if ((ret = wc_ecc_curve_cache_init()) != 0) {
WOLFSSL_MSG("Error creating curve cache");
return ret;
}
#endif
#endif
initRefCount = 1;
}
return ret;
}