Removed wolfssl

1 files changed, 0 insertions, 2276 deletions

diff --git a/client/wolfssl/wolfcrypt/src/wc_port.c b/client/wolfssl/wolfcrypt/src/wc_port.c
deleted file mode 100644
index 087807b..0000000
--- a/client/wolfssl/wolfcrypt/src/wc_port.c
+++ /dev/null
@@ -1,2276 +0,0 @@
-/* port.c
- *
- * Copyright (C) 2006-2020 wolfSSL Inc.
- *
- * This file is part of wolfSSL.
- *
- * wolfSSL is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * wolfSSL is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
- */
-
-
-#ifdef HAVE_CONFIG_H
-    #include <config.h>
-#endif
-
-#include <wolfssl/wolfcrypt/settings.h>
-#include <wolfssl/wolfcrypt/types.h>
-#include <wolfssl/wolfcrypt/error-crypt.h>
-#include <wolfssl/wolfcrypt/logging.h>
-#include <wolfssl/wolfcrypt/wc_port.h>
-#ifdef HAVE_ECC
-    #include <wolfssl/wolfcrypt/ecc.h>
-#endif
-#ifdef WOLFSSL_ASYNC_CRYPT
-    #include <wolfssl/wolfcrypt/async.h>
-#endif
-
-/* IPP header files for library initialization */
-#ifdef HAVE_FAST_RSA
-    #include <ipp.h>
-    #include <ippcp.h>
-#endif
-
-#ifdef FREESCALE_LTC_TFM
-    #include <wolfssl/wolfcrypt/port/nxp/ksdk_port.h>
-#endif
-
-#if defined(WOLFSSL_ATMEL) || defined(WOLFSSL_ATECC508A)
-    #include <wolfssl/wolfcrypt/port/atmel/atmel.h>
-#endif
-#if defined(WOLFSSL_RENESAS_TSIP)
-    #include <wolfssl/wolfcrypt/port/Renesas/renesas-tsip-crypt.h>
-#endif
-#if defined(WOLFSSL_STSAFEA100)
-    #include <wolfssl/wolfcrypt/port/st/stsafe.h>
-#endif
-
-#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
-    #include <wolfssl/openssl/evp.h>
-#endif
-
-#if defined(USE_WOLFSSL_MEMORY) && defined(WOLFSSL_TRACK_MEMORY)
-    #include <wolfssl/wolfcrypt/memory.h>
-    #include <wolfssl/wolfcrypt/mem_track.h>
-#endif
-
-#if defined(WOLFSSL_IMX6_CAAM) || defined(WOLFSSL_IMX6_CAAM_RNG) || \
-    defined(WOLFSSL_IMX6_CAAM_BLOB)
-    #include <wolfssl/wolfcrypt/port/caam/wolfcaam.h>
-#endif
-
-#ifdef WOLF_CRYPTO_CB
-    #include <wolfssl/wolfcrypt/cryptocb.h>
-#endif
-
-#ifdef HAVE_INTEL_QA_SYNC
-    #include <wolfssl/wolfcrypt/port/intel/quickassist_sync.h>
-#endif
-
-#ifdef HAVE_CAVIUM_OCTEON_SYNC
-    #include <wolfssl/wolfcrypt/port/cavium/cavium_octeon_sync.h>
-#endif
-
-#ifdef WOLFSSL_SCE
-    #include "hal_data.h"
-#endif
-
-#if defined(WOLFSSL_DSP) && !defined(WOLFSSL_DSP_BUILD)
-    #include "rpcmem.h"
-#endif
-
-#ifdef _MSC_VER
-    /* 4996 warning to use MS extensions e.g., strcpy_s instead of strncpy */
-    #pragma warning(disable: 4996)
-#endif
-
-/* prevent multiple mutex initializations */
-static volatile int initRefCount = 0;
-
-/* 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_FORCE_MALLOC_FAIL_TEST
-        {
-            word32 rngMallocFail;
-            time_t seed = time(NULL);
-            srand((word32)seed);
-            rngMallocFail = rand() % 2000; /* max 2000 */
-            printf("\n--- RNG MALLOC FAIL AT %d---\n", rngMallocFail);
-            wolfSSL_SetMemFailCount(rngMallocFail);
-        }
-    #endif
-
-    #ifdef WOLF_CRYPTO_CB
-        wc_CryptoCb_Init();
-    #endif
-
-    #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_RENESAS_TSIP_CRYPT)
-        ret = tsip_Open( );
-        if( ret != TSIP_SUCCESS ) {
-            WOLFSSL_MSG("RENESAS TSIP Open failed");
-            /* not return 1 since WOLFSSL_SUCCESS=1*/
-            ret = -1;/* FATAL ERROR */
-            return ret;
-        }
-    #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
-
-    #if defined(WOLFSSL_ATMEL) || defined(WOLFSSL_ATECC508A)
-        ret = atmel_init();
-        if (ret != 0) {
-            WOLFSSL_MSG("CryptoAuthLib init failed");
-            return ret;
-        }
-    #endif
-    #if defined(WOLFSSL_CRYPTOCELL)
-        /* enable and initialize the ARM CryptoCell 3xx runtime library */
-        ret = cc310_Init();
-        if (ret != 0) {
-            WOLFSSL_MSG("CRYPTOCELL init failed");
-            return ret;
-        }
-    #endif
-    #if defined(WOLFSSL_STSAFEA100)
-        stsafe_interface_init();
-    #endif
-
-    #ifdef WOLFSSL_ARMASM
-        WOLFSSL_MSG("Using ARM hardware acceleration");
-    #endif
-
-    #ifdef WOLFSSL_AFALG
-	WOLFSSL_MSG("Using AF_ALG for crypto acceleration");
-    #endif
-
-    #if !defined(WOLFCRYPT_ONLY) && defined(OPENSSL_EXTRA)
-        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
-
-#ifdef WOLFSSL_SCE
-        ret = (int)WOLFSSL_SCE_GSCE_HANDLE.p_api->open(
-                WOLFSSL_SCE_GSCE_HANDLE.p_ctrl, WOLFSSL_SCE_GSCE_HANDLE.p_cfg);
-        if (ret == SSP_ERR_CRYPTO_SCE_ALREADY_OPEN) {
-            WOLFSSL_MSG("SCE already open");
-            ret = 0;
-        }
-        if (ret != SSP_SUCCESS) {
-            WOLFSSL_MSG("Error opening SCE");
-            return -1; /* FATAL_ERROR */
-        }
-#endif
-
-#if defined(WOLFSSL_IMX6_CAAM) || defined(WOLFSSL_IMX6_CAAM_RNG) || \
-    defined(WOLFSSL_IMX6_CAAM_BLOB)
-        if ((ret = wc_caamInit()) != 0) {
-            return ret;
-        }
-#endif
-
-#if defined(WOLFSSL_DSP) && !defined(WOLFSSL_DSP_BUILD)
-	if ((ret = wolfSSL_InitHandle()) != 0) {
-            return ret;
-        }
-        rpcmem_init();
-#endif
-    }
-    initRefCount++;
-
-    return ret;
-}
-
-
-/* return success value is the same as wolfCrypt_Init */
-int wolfCrypt_Cleanup(void)
-{
-    int ret = 0;
-
-    initRefCount--;
-    if (initRefCount < 0)
-        initRefCount = 0;
-
-    if (initRefCount == 0) {
-        WOLFSSL_ENTER("wolfCrypt_Cleanup");
-
-#ifdef HAVE_ECC
-    #ifdef FP_ECC
-        wc_ecc_fp_free();
-    #endif
-    #ifdef ECC_CACHE_CURVE
-        wc_ecc_curve_cache_free();
-    #endif
-#endif /* HAVE_ECC */
-
-    #if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE)
-        ret = wc_LoggingCleanup();
-    #endif
-
-    #if defined(WOLFSSL_TRACK_MEMORY) && !defined(WOLFSSL_STATIC_MEMORY)
-        ShowMemoryTracker();
-    #endif
-
-    #ifdef WOLFSSL_ASYNC_CRYPT
-        wolfAsync_HardwareStop();
-    #endif
-    #ifdef WOLFSSL_SCE
-        WOLFSSL_SCE_GSCE_HANDLE.p_api->close(WOLFSSL_SCE_GSCE_HANDLE.p_ctrl);
-    #endif
-    #if defined(WOLFSSL_IMX6_CAAM) || defined(WOLFSSL_IMX6_CAAM_RNG) || \
-        defined(WOLFSSL_IMX6_CAAM_BLOB)
-        wc_caamFree();
-    #endif
-    #if defined(WOLFSSL_CRYPTOCELL)
-        cc310_Free();
-    #endif
-    #if defined(WOLFSSL_RENESAS_TSIP_CRYPT)
-        tsip_Close();
-    #endif
-    #if defined(WOLFSSL_DSP) && !defined(WOLFSSL_DSP_BUILD)
-        rpcmem_deinit();
-        wolfSSL_CleanupHandle();
-    #endif
-    }
-
-    return ret;
-}
-
-#if !defined(NO_FILESYSTEM) && !defined(NO_WOLFSSL_DIR) && \
-	!defined(WOLFSSL_NUCLEUS) && !defined(WOLFSSL_NUCLEUS_1_2)
-
-/* File Handling Helpers */
-/* returns 0 if file found, WC_READDIR_NOFILE if no files or negative error */
-int wc_ReadDirFirst(ReadDirCtx* ctx, const char* path, char** name)
-{
-    int ret = WC_READDIR_NOFILE; /* default to no files found */
-    int pathLen = 0;
-    int dnameLen = 0;
-
-    if (name)
-        *name = NULL;
-
-    if (ctx == NULL || path == NULL) {
-        return BAD_FUNC_ARG;
-    }
-
-    XMEMSET(ctx->name, 0, MAX_FILENAME_SZ);
-    pathLen = (int)XSTRLEN(path);
-
-#ifdef USE_WINDOWS_API
-    if (pathLen > MAX_FILENAME_SZ - 3)
-        return BAD_PATH_ERROR;
-
-    XSTRNCPY(ctx->name, path, MAX_FILENAME_SZ - 3);
-    XSTRNCPY(ctx->name + pathLen, "\\*", MAX_FILENAME_SZ - pathLen);
-
-    ctx->hFind = FindFirstFileA(ctx->name, &ctx->FindFileData);
-    if (ctx->hFind == INVALID_HANDLE_VALUE) {
-        WOLFSSL_MSG("FindFirstFile for path verify locations failed");
-        return BAD_PATH_ERROR;
-    }
-
-    do {
-        if (!(ctx->FindFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
-            dnameLen = (int)XSTRLEN(ctx->FindFileData.cFileName);
-
-            if (pathLen + dnameLen + 2 > MAX_FILENAME_SZ) {
-                return BAD_PATH_ERROR;
-            }
-            XSTRNCPY(ctx->name, path, pathLen + 1);
-            ctx->name[pathLen] = '\\';
-            XSTRNCPY(ctx->name + pathLen + 1,
-                     ctx->FindFileData.cFileName,
-                     MAX_FILENAME_SZ - pathLen - 1);
-            if (name)
-                *name = ctx->name;
-            return 0;
-        }
-    } while (FindNextFileA(ctx->hFind, &ctx->FindFileData));
-#elif defined(WOLFSSL_ZEPHYR)
-    if (fs_opendir(&ctx->dir, path) != 0) {
-        WOLFSSL_MSG("opendir path verify locations failed");
-        return BAD_PATH_ERROR;
-    }
-    ctx->dirp = &ctx->dir;
-
-    while ((fs_readdir(&ctx->dir, &ctx->entry)) != 0) {
-        dnameLen = (int)XSTRLEN(ctx->entry.name);
-
-        if (pathLen + dnameLen + 2 >= MAX_FILENAME_SZ) {
-            ret = BAD_PATH_ERROR;
-            break;
-        }
-        XSTRNCPY(ctx->name, path, pathLen + 1);
-        ctx->name[pathLen] = '/';
-
-        /* Use dnameLen + 1 for GCC 8 warnings of truncating d_name. Because
-         * of earlier check it is known that dnameLen is less than
-         * MAX_FILENAME_SZ - (pathLen + 2)  so dnameLen +1 will fit */
-        XSTRNCPY(ctx->name + pathLen + 1, ctx->entry.name, dnameLen + 1);
-        if (fs_stat(ctx->name, &ctx->s) != 0) {
-            WOLFSSL_MSG("stat on name failed");
-            ret = BAD_PATH_ERROR;
-            break;
-        } else if (ctx->s.type == FS_DIR_ENTRY_FILE) {
-            if (name)
-                *name = ctx->name;
-            return 0;
-        }
-    }
-#elif defined(WOLFSSL_TELIT_M2MB)
-    ctx->dir = m2mb_fs_opendir((const CHAR*)path);
-    if (ctx->dir == NULL) {
-        WOLFSSL_MSG("opendir path verify locations failed");
-        return BAD_PATH_ERROR;
-    }
-
-    while ((ctx->entry = m2mb_fs_readdir(ctx->dir)) != NULL) {
-        dnameLen = (int)XSTRLEN(ctx->entry->d_name);
-
-        if (pathLen + dnameLen + 2 >= MAX_FILENAME_SZ) {
-            ret = BAD_PATH_ERROR;
-            break;
-        }
-        XSTRNCPY(ctx->name, path, pathLen + 1);
-        ctx->name[pathLen] = '/';
-
-        /* Use dnameLen + 1 for GCC 8 warnings of truncating d_name. Because
-         * of earlier check it is known that dnameLen is less than
-         * MAX_FILENAME_SZ - (pathLen + 2)  so dnameLen +1 will fit */
-        XSTRNCPY(ctx->name + pathLen + 1, ctx->entry->d_name, dnameLen + 1);
-
-        if (m2mb_fs_stat(ctx->name, &ctx->s) != 0) {
-            WOLFSSL_MSG("stat on name failed");
-            ret = BAD_PATH_ERROR;
-            break;
-        }
-        else if (ctx->s.st_mode & M2MB_S_IFREG) {
-            if (name)
-                *name = ctx->name;
-            return 0;
-        }
-    }
-#else
-    ctx->dir = opendir(path);
-    if (ctx->dir == NULL) {
-        WOLFSSL_MSG("opendir path verify locations failed");
-        return BAD_PATH_ERROR;
-    }
-
-    while ((ctx->entry = readdir(ctx->dir)) != NULL) {
-        dnameLen = (int)XSTRLEN(ctx->entry->d_name);
-
-        if (pathLen + dnameLen + 2 >= MAX_FILENAME_SZ) {
-            ret = BAD_PATH_ERROR;
-            break;
-        }
-        XSTRNCPY(ctx->name, path, pathLen + 1);
-        ctx->name[pathLen] = '/';
-
-        /* Use dnameLen + 1 for GCC 8 warnings of truncating d_name. Because
-         * of earlier check it is known that dnameLen is less than
-         * MAX_FILENAME_SZ - (pathLen + 2)  so dnameLen +1 will fit */
-        XSTRNCPY(ctx->name + pathLen + 1, ctx->entry->d_name, dnameLen + 1);
-        if (stat(ctx->name, &ctx->s) != 0) {
-            WOLFSSL_MSG("stat on name failed");
-            ret = BAD_PATH_ERROR;
-            break;
-        } else if (S_ISREG(ctx->s.st_mode)) {
-            if (name)
-                *name = ctx->name;
-            return 0;
-        }
-    }
-#endif
-    wc_ReadDirClose(ctx);
-
-    return ret;
-}
-
-/* returns 0 if file found, WC_READDIR_NOFILE if no more files */
-int wc_ReadDirNext(ReadDirCtx* ctx, const char* path, char** name)
-{
-    int ret = WC_READDIR_NOFILE; /* default to no file found */
-    int pathLen = 0;
-    int dnameLen = 0;
-
-    if (name)
-        *name = NULL;
-
-    if (ctx == NULL || path == NULL) {
-        return BAD_FUNC_ARG;
-    }
-
-    XMEMSET(ctx->name, 0, MAX_FILENAME_SZ);
-    pathLen = (int)XSTRLEN(path);
-
-#ifdef USE_WINDOWS_API
-    while (FindNextFileA(ctx->hFind, &ctx->FindFileData)) {
-        if (!(ctx->FindFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
-            dnameLen = (int)XSTRLEN(ctx->FindFileData.cFileName);
-
-            if (pathLen + dnameLen + 2 > MAX_FILENAME_SZ) {
-                return BAD_PATH_ERROR;
-            }
-            XSTRNCPY(ctx->name, path, pathLen + 1);
-            ctx->name[pathLen] = '\\';
-            XSTRNCPY(ctx->name + pathLen + 1,
-                     ctx->FindFileData.cFileName,
-                     MAX_FILENAME_SZ - pathLen - 1);
-            if (name)
-                *name = ctx->name;
-            return 0;
-        }
-    }
-#elif defined(WOLFSSL_ZEPHYR)
-    while ((fs_readdir(&ctx->dir, &ctx->entry)) != 0) {
-        dnameLen = (int)XSTRLEN(ctx->entry.name);
-
-        if (pathLen + dnameLen + 2 >= MAX_FILENAME_SZ) {
-            ret = BAD_PATH_ERROR;
-            break;
-        }
-        XSTRNCPY(ctx->name, path, pathLen + 1);
-        ctx->name[pathLen] = '/';
-        /* Use dnameLen + 1 for GCC 8 warnings of truncating d_name. Because
-         * of earlier check it is known that dnameLen is less than
-         * MAX_FILENAME_SZ - (pathLen + 2) so that dnameLen +1 will fit */
-        XSTRNCPY(ctx->name + pathLen + 1, ctx->entry.name, dnameLen + 1);
-
-        if (fs_stat(ctx->name, &ctx->s) != 0) {
-            WOLFSSL_MSG("stat on name failed");
-            ret = BAD_PATH_ERROR;
-            break;
-        } else if (ctx->s.type == FS_DIR_ENTRY_FILE) {
-            if (name)
-                *name = ctx->name;
-            return 0;
-        }
-    }
-#elif defined(WOLFSSL_TELIT_M2MB)
-    while ((ctx->entry = m2mb_fs_readdir(ctx->dir)) != NULL) {
-        dnameLen = (int)XSTRLEN(ctx->entry->d_name);
-
-        if (pathLen + dnameLen + 2 >= MAX_FILENAME_SZ) {
-            ret = BAD_PATH_ERROR;
-            break;
-        }
-        XSTRNCPY(ctx->name, path, pathLen + 1);
-        ctx->name[pathLen] = '/';
-
-        /* Use dnameLen + 1 for GCC 8 warnings of truncating d_name. Because
-         * of earlier check it is known that dnameLen is less than
-         * MAX_FILENAME_SZ - (pathLen + 2)  so dnameLen +1 will fit */
-        XSTRNCPY(ctx->name + pathLen + 1, ctx->entry->d_name, dnameLen + 1);
-
-        if (m2mb_fs_stat(ctx->name, &ctx->s) != 0) {
-            WOLFSSL_MSG("stat on name failed");
-            ret = BAD_PATH_ERROR;
-            break;
-        }
-        else if (ctx->s.st_mode & M2MB_S_IFREG) {
-            if (name)
-                *name = ctx->name;
-            return 0;
-        }
-    }
-#else
-    while ((ctx->entry = readdir(ctx->dir)) != NULL) {
-        dnameLen = (int)XSTRLEN(ctx->entry->d_name);
-
-        if (pathLen + dnameLen + 2 >= MAX_FILENAME_SZ) {
-            ret = BAD_PATH_ERROR;
-            break;
-        }
-        XSTRNCPY(ctx->name, path, pathLen + 1);
-        ctx->name[pathLen] = '/';
-        /* Use dnameLen + 1 for GCC 8 warnings of truncating d_name. Because
-         * of earlier check it is known that dnameLen is less than
-         * MAX_FILENAME_SZ - (pathLen + 2) so that dnameLen +1 will fit */
-        XSTRNCPY(ctx->name + pathLen + 1, ctx->entry->d_name, dnameLen + 1);
-
-        if (stat(ctx->name, &ctx->s) != 0) {
-            WOLFSSL_MSG("stat on name failed");
-            ret = BAD_PATH_ERROR;
-            break;
-        } else if (S_ISREG(ctx->s.st_mode)) {
-            if (name)
-                *name = ctx->name;
-            return 0;
-        }
-    }
-#endif
-
-    wc_ReadDirClose(ctx);
-
-    return ret;
-}
-
-void wc_ReadDirClose(ReadDirCtx* ctx)
-{
-    if (ctx == NULL) {
-        return;
-    }
-
-#ifdef USE_WINDOWS_API
-    if (ctx->hFind != INVALID_HANDLE_VALUE) {
-        FindClose(ctx->hFind);
-        ctx->hFind = INVALID_HANDLE_VALUE;
-    }
-#elif defined(WOLFSSL_ZEPHYR)
-    if (ctx->dirp) {
-        fs_closedir(ctx->dirp);
-        ctx->dirp = NULL;
-    }
-#elif defined(WOLFSSL_TELIT_M2MB)
-    if (ctx->dir) {
-        m2mb_fs_closedir(ctx->dir);
-        ctx->dir = NULL;
-    }
-#else
-    if (ctx->dir) {
-        closedir(ctx->dir);
-        ctx->dir = NULL;
-    }
-#endif
-}
-
-#endif /* !NO_FILESYSTEM && !NO_WOLFSSL_DIR */
-
-#if !defined(NO_FILESYSTEM) && defined(WOLFSSL_ZEPHYR)
-XFILE z_fs_open(const char* filename, const char* perm)
-{
-    XFILE file;
-
-    file = XMALLOC(sizeof(*file), NULL, DYNAMIC_TYPE_FILE);
-    if (file != NULL) {
-        if (fs_open(file, filename) != 0) {
-            XFREE(file, NULL, DYNAMIC_TYPE_FILE);
-            file = NULL;
-        }
-    }
-
-    return file;
-}
-
-int z_fs_close(XFILE file)
-{
-    int ret;
-
-    if (file == NULL)
-        return -1;
-    ret = (fs_close(file) == 0) ? 0 : -1;
-
-    XFREE(file, NULL, DYNAMIC_TYPE_FILE);
-
-    return ret;
-}
-
-#endif /* !NO_FILESYSTEM && !WOLFSSL_ZEPHYR */
-
-
-wolfSSL_Mutex* wc_InitAndAllocMutex(void)
-{
-    wolfSSL_Mutex* m = (wolfSSL_Mutex*) XMALLOC(sizeof(wolfSSL_Mutex), NULL,
-            DYNAMIC_TYPE_MUTEX);
-    if (m != NULL) {
-        if (wc_InitMutex(m) != 0) {
-            WOLFSSL_MSG("Init Mutex failed");
-            XFREE(m, NULL, DYNAMIC_TYPE_MUTEX);
-            m = NULL;
-        }
-    }
-    else {
-        WOLFSSL_MSG("Memory error with Mutex allocation");
-    }
-
-    return m;
-}
-
-#ifdef USE_WOLF_STRTOK
-/* String token (delim) search. If str is null use nextp. */
-char* wc_strtok(char *str, const char *delim, char **nextp)
-{
-    char* ret;
-    int i, j;
-
-    /* Use next if str is NULL */
-    if (str == NULL && nextp)
-        str = *nextp;
-
-    /* verify str input */
-    if (str == NULL || *str == '\0')
-        return NULL;
-
-    /* match on entire delim */
-    for (i = 0; str[i]; i++) {
-        for (j = 0; delim[j]; j++) {
-            if (delim[j] == str[i])
-                break;
-        }
-        if (!delim[j])
-            break;
-    }
-    str += i;
-    /* if end of string, not found so return NULL */
-    if (*str == '\0')
-        return NULL;
-
-    ret = str;
-
-    /* match on first delim */
-    for (i = 0; str[i]; i++) {
-        for (j = 0; delim[j]; j++) {
-            if (delim[j] == str[i])
-                break;
-        }
-        if (delim[j] == str[i])
-            break;
-    }
-    str += i;
-
-    /* null terminate found string */
-    if (*str)
-        *str++ = '\0';
-
-    /* return pointer to next */
-    if (nextp)
-        *nextp = str;
-
-    return ret;
-}
-#endif /* USE_WOLF_STRTOK */
-
-#ifdef USE_WOLF_STRSEP
-char* wc_strsep(char **stringp, const char *delim)
-{
-    char *s, *tok;
-    const char *spanp;
-
-    /* null check */
-    if (stringp == NULL || *stringp == NULL)
-        return NULL;
-
-    s = *stringp;
-    for (tok = s; *tok; ++tok) {
-        for (spanp = delim; *spanp; ++spanp) {
-            /* found delimiter */
-            if (*tok == *spanp) {
-                *tok = '\0'; /* replace delim with null term */
-                *stringp = tok + 1; /* return past delim */
-                return s;
-            }
-        }
-    }
-
-    *stringp = NULL;
-    return s;
-}
-#endif /* USE_WOLF_STRSEP */
-
-#if WOLFSSL_CRYPT_HW_MUTEX
-/* Mutex for protection of cryptography hardware */
-static wolfSSL_Mutex wcCryptHwMutex;
-static int wcCryptHwMutexInit = 0;
-
-int wolfSSL_CryptHwMutexInit(void) {
-    int ret = 0;
-    if(wcCryptHwMutexInit == 0) {
-        ret = wc_InitMutex(&wcCryptHwMutex);
-        if(ret == 0) {
-            wcCryptHwMutexInit = 1;
-        }
-    }
-    return ret;
-}
-
-int wolfSSL_CryptHwMutexLock(void) {
-    int ret = BAD_MUTEX_E;
-
-    /* Make sure HW Mutex has been initialized */
-    wolfSSL_CryptHwMutexInit();
-
-    if(wcCryptHwMutexInit) {
-        ret = wc_LockMutex(&wcCryptHwMutex);
-    }
-    return ret;
-}
-
-int wolfSSL_CryptHwMutexUnLock(void) {
-    int ret = BAD_MUTEX_E;
-
-    if(wcCryptHwMutexInit) {
-        ret = wc_UnLockMutex(&wcCryptHwMutex);
-    }
-    return ret;
-}
-#endif /* WOLFSSL_CRYPT_HW_MUTEX */
-
-
-/* ---------------------------------------------------------------------------*/
-/* Mutex Ports */
-/* ---------------------------------------------------------------------------*/
-#if defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER)
-    static mutex_cb*     compat_mutex_cb = NULL;
-
-    /* Function that locks or unlocks a mutex based on the flag passed in.
-     *
-     * flag lock or unlock i.e. CRYPTO_LOCK
-     * type the type of lock to unlock or lock
-     * file name of the file calling
-     * line the line number from file calling
-     */
-    int wc_LockMutex_ex(int flag, int type, const char* file, int line)
-    {
-        if (compat_mutex_cb != NULL) {
-            compat_mutex_cb(flag, type, file, line);
-            return 0;
-        }
-        else {
-            WOLFSSL_MSG("Mutex call back function not set. Call wc_SetMutexCb");
-            return BAD_STATE_E;
-        }
-    }
-
-
-    /* Set the callback function to use for locking/unlocking mutex
-     *
-     * cb callback function to use
-     */
-    int wc_SetMutexCb(mutex_cb* cb)
-    {
-        compat_mutex_cb = cb;
-        return 0;
-    }
-#endif /* defined(OPENSSL_EXTRA) || defined(HAVE_WEBSERVER) */
-#ifdef SINGLE_THREADED
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        (void)m;
-        return 0;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex *m)
-    {
-        (void)m;
-        return 0;
-    }
-
-
-    int wc_LockMutex(wolfSSL_Mutex *m)
-    {
-        (void)m;
-        return 0;
-    }
-
-
-    int wc_UnLockMutex(wolfSSL_Mutex *m)
-    {
-        (void)m;
-        return 0;
-    }
-
-#elif defined(FREERTOS) || defined(FREERTOS_TCP) || \
-  defined(FREESCALE_FREE_RTOS)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        int iReturn;
-
-        *m = ( wolfSSL_Mutex ) xSemaphoreCreateMutex();
-        if( *m != NULL )
-            iReturn = 0;
-        else
-            iReturn = BAD_MUTEX_E;
-
-        return iReturn;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        vSemaphoreDelete( *m );
-        return 0;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        /* Assume an infinite block, or should there be zero block? */
-        xSemaphoreTake( *m, portMAX_DELAY );
-        return 0;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        xSemaphoreGive( *m );
-        return 0;
-    }
-
-#elif defined(WOLFSSL_SAFERTOS)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        vSemaphoreCreateBinary(m->mutexBuffer, m->mutex);
-        if (m->mutex == NULL)
-            return BAD_MUTEX_E;
-
-        return 0;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        (void)m;
-        return 0;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        /* Assume an infinite block */
-        xSemaphoreTake(m->mutex, portMAX_DELAY);
-        return 0;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        xSemaphoreGive(m->mutex);
-        return 0;
-    }
-
-#elif defined(USE_WINDOWS_API)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        InitializeCriticalSection(m);
-        return 0;
-    }
-
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        DeleteCriticalSection(m);
-        return 0;
-    }
-
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        EnterCriticalSection(m);
-        return 0;
-    }
-
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        LeaveCriticalSection(m);
-        return 0;
-    }
-
-#elif defined(WOLFSSL_PTHREADS)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        if (pthread_mutex_init(m, 0) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        if (pthread_mutex_destroy(m) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        if (pthread_mutex_lock(m) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        if (pthread_mutex_unlock(m) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-#elif defined(WOLFSSL_VXWORKS)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        if (m) {
-            if ((*m = semMCreate(0)) != SEM_ID_NULL)
-                return 0;
-        }
-        return BAD_MUTEX_E;
-    }
-
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        if (m) {
-            if (semDelete(*m) == OK)
-                return 0;
-        }
-        return BAD_MUTEX_E;
-    }
-
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        if (m) {
-            if (semTake(*m, WAIT_FOREVER) == OK)
-                return 0;
-        }
-        return BAD_MUTEX_E;
-    }
-
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        if (m) {
-            if (semGive(*m) == OK)
-                return 0;
-        }
-        return BAD_MUTEX_E;
-    }
-
-#elif defined(THREADX)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        if (tx_mutex_create(m, "wolfSSL Mutex", TX_NO_INHERIT) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        if (tx_mutex_delete(m) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        if (tx_mutex_get(m, TX_WAIT_FOREVER) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        if (tx_mutex_put(m) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-#elif defined(WOLFSSL_DEOS)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        mutexStatus mutStat;
-        /*
-        The empty string "" denotes an anonymous mutex, so objects do not cause name collisions.
-        `protectWolfSSLTemp` in an XML configuration element template describing a mutex.
-        */
-        if (m) {
-            mutStat = createMutex("", "protectWolfSSLTemp", m);
-            if (mutStat == mutexSuccess)
-                return 0;
-            else{
-                WOLFSSL_MSG("wc_InitMutex failed");
-                return mutStat;
-            }
-        }
-        return BAD_MUTEX_E;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        mutexStatus mutStat;
-        if (m) {
-            mutStat = deleteMutex(*m);
-            if (mutStat == mutexSuccess)
-                return 0;
-            else{
-                WOLFSSL_MSG("wc_FreeMutex failed");
-                return mutStat;
-            }
-        }
-        return BAD_MUTEX_E;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        mutexStatus mutStat;
-        if (m) {
-            mutStat = lockMutex(*m);
-            if (mutStat == mutexSuccess)
-                return 0;
-            else{
-                WOLFSSL_MSG("wc_LockMutex failed");
-                return mutStat;
-            }
-        }
-        return BAD_MUTEX_E;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        mutexStatus mutStat;
-        if (m) {
-            mutStat = unlockMutex(*m);
-            if (mutStat== mutexSuccess)
-                return 0;
-            else{
-                WOLFSSL_MSG("wc_UnLockMutex failed");
-                return mutStat;
-            }
-        }
-        return BAD_MUTEX_E;
-    }
-
-#elif defined(MICRIUM)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        OS_ERR err;
-
-        OSMutexCreate(m, "wolfSSL Mutex", &err);
-
-        if (err == OS_ERR_NONE)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        #if (OS_CFG_MUTEX_DEL_EN == DEF_ENABLED)
-            OS_ERR err;
-
-            OSMutexDel(m, OS_OPT_DEL_ALWAYS, &err);
-
-            if (err == OS_ERR_NONE)
-                return 0;
-            else
-                return BAD_MUTEX_E;
-        #else
-            return 0;
-        #endif
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        OS_ERR err;
-
-        OSMutexPend(m, 0, OS_OPT_PEND_BLOCKING, NULL, &err);
-
-        if (err == OS_ERR_NONE)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        OS_ERR err;
-
-        OSMutexPost(m, OS_OPT_POST_NONE, &err);
-
-        if (err == OS_ERR_NONE)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-#elif defined(EBSNET)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        if (rtp_sig_mutex_alloc(m, "wolfSSL Mutex") == -1)
-            return BAD_MUTEX_E;
-        else
-            return 0;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        rtp_sig_mutex_free(*m);
-        return 0;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        if (rtp_sig_mutex_claim_timed(*m, RTIP_INF) == 0)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        rtp_sig_mutex_release(*m);
-        return 0;
-    }
-
-    int ebsnet_fseek(int a, long b, int c)
-    {
-        int retval;
-
-        retval = vf_lseek(a, b, c);
-        if (retval > 0)
-            retval = 0;
-        else
-            retval =  -1;
-
-        return(retval);
-    }
-
-#elif defined(FREESCALE_MQX) || defined(FREESCALE_KSDK_MQX)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        if (_mutex_init(m, NULL) == MQX_EOK)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        if (_mutex_destroy(m) == MQX_EOK)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        if (_mutex_lock(m) == MQX_EOK)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        if (_mutex_unlock(m) == MQX_EOK)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-#elif defined(WOLFSSL_TIRTOS)
-    #include <xdc/runtime/Error.h>
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        Semaphore_Params params;
-        Error_Block eb;
-
-        Error_init(&eb);
-        Semaphore_Params_init(&params);
-        params.mode = Semaphore_Mode_BINARY;
-
-        *m = Semaphore_create(1, &params, &eb);
-        if (Error_check(&eb)) {
-            Error_raise(&eb, Error_E_generic, "Failed to Create the semaphore.",
-                NULL);
-            return BAD_MUTEX_E;
-        }
-        else
-            return 0;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        Semaphore_delete(m);
-
-        return 0;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        Semaphore_pend(*m, BIOS_WAIT_FOREVER);
-
-        return 0;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        Semaphore_post(*m);
-
-        return 0;
-    }
-
-#elif defined(WOLFSSL_uITRON4)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        int iReturn;
-        m->sem.sematr  = TA_TFIFO;
-        m->sem.isemcnt = 1;
-        m->sem.maxsem  = 1;
-        m->sem.name    = NULL;
-
-        m->id = acre_sem(&m->sem);
-        if( m->id != E_OK )
-            iReturn = 0;
-        else
-            iReturn = BAD_MUTEX_E;
-
-        return iReturn;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        del_sem( m->id );
-        return 0;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        wai_sem(m->id);
-        return 0;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        sig_sem(m->id);
-        return 0;
-    }
-
-    /****  uITRON malloc/free ***/
-    static ID ID_wolfssl_MPOOL = 0;
-    static T_CMPL wolfssl_MPOOL = {TA_TFIFO, 0, NULL, "wolfSSL_MPOOL"};
-
-    int uITRON4_minit(size_t poolsz) {
-        ER ercd;
-        wolfssl_MPOOL.mplsz = poolsz;
-        ercd = acre_mpl(&wolfssl_MPOOL);
-        if (ercd > 0) {
-            ID_wolfssl_MPOOL = ercd;
-            return 0;
-        } else {
-            return -1;
-        }
-    }
-
-    void *uITRON4_malloc(size_t sz) {
-        ER ercd;
-        void *p = NULL;
-        ercd = get_mpl(ID_wolfssl_MPOOL, sz, (VP)&p);
-        if (ercd == E_OK) {
-            return p;
-        } else {
-            return 0;
-        }
-    }
-
-    void *uITRON4_realloc(void *p, size_t sz) {
-      ER ercd;
-      void *newp;
-      if(p) {
-          ercd = get_mpl(ID_wolfssl_MPOOL, sz, (VP)&newp);
-          if (ercd == E_OK) {
-              XMEMCPY(newp, p, sz);
-              ercd = rel_mpl(ID_wolfssl_MPOOL, (VP)p);
-              if (ercd == E_OK) {
-                  return newp;
-              }
-          }
-      }
-      return 0;
-    }
-
-    void uITRON4_free(void *p) {
-        ER ercd;
-        ercd = rel_mpl(ID_wolfssl_MPOOL, (VP)p);
-        if (ercd == E_OK) {
-            return;
-        } else {
-            return;
-        }
-    }
-
-#elif defined(WOLFSSL_uTKERNEL2)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        int iReturn;
-        m->sem.sematr  = TA_TFIFO;
-        m->sem.isemcnt = 1;
-        m->sem.maxsem  = 1;
-
-        m->id = tk_cre_sem(&m->sem);
-        if( m->id != NULL )
-            iReturn = 0;
-        else
-            iReturn = BAD_MUTEX_E;
-
-        return iReturn;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        tk_del_sem(m->id);
-        return 0;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        tk_wai_sem(m->id, 1, TMO_FEVR);
-        return 0;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        tk_sig_sem(m->id, 1);
-        return 0;
-    }
-
-    /****  uT-Kernel malloc/free ***/
-    static ID ID_wolfssl_MPOOL = 0;
-    static T_CMPL wolfssl_MPOOL = {
-        NULL,       /* Extended information */
-        TA_TFIFO,   /* Memory pool attribute */
-        0,          /* Size of whole memory pool (byte) */
-        "wolfSSL"   /* Object name (max 8-char) */
-    };
-
-    int uTKernel_init_mpool(unsigned int sz) {
-        ER ercd;
-        wolfssl_MPOOL.mplsz = sz;
-        ercd = tk_cre_mpl(&wolfssl_MPOOL);
-        if (ercd > 0) {
-            ID_wolfssl_MPOOL = ercd;
-            return 0;
-        } else {
-            return (int)ercd;
-        }
-    }
-
-    void *uTKernel_malloc(unsigned int sz) {
-        ER ercd;
-        void *p = NULL;
-        ercd = tk_get_mpl(ID_wolfssl_MPOOL, sz, (VP)&p, TMO_FEVR);
-        if (ercd == E_OK) {
-            return p;
-        } else {
-            return 0;
-        }
-    }
-
-    void *uTKernel_realloc(void *p, unsigned int sz) {
-      ER ercd;
-      void *newp;
-      if (p) {
-          ercd = tk_get_mpl(ID_wolfssl_MPOOL, sz, (VP)&newp, TMO_FEVR);
-          if (ercd == E_OK) {
-              XMEMCPY(newp, p, sz);
-              ercd = tk_rel_mpl(ID_wolfssl_MPOOL, (VP)p);
-              if (ercd == E_OK) {
-                  return newp;
-              }
-          }
-      }
-      return 0;
-    }
-
-    void uTKernel_free(void *p) {
-        ER ercd;
-        ercd = tk_rel_mpl(ID_wolfssl_MPOOL, (VP)p);
-        if (ercd == E_OK) {
-            return;
-        } else {
-            return;
-        }
-    }
-
-#elif defined (WOLFSSL_FROSTED)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        *m = mutex_init();
-        if (*m)
-            return 0;
-        else
-            return -1;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        mutex_destroy(*m);
-        return(0);
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        mutex_lock(*m);
-        return 0;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        mutex_unlock(*m);
-        return 0;
-    }
-
-#elif defined(WOLFSSL_CMSIS_RTOS)
-
-    #define CMSIS_NMUTEX 10
-    osMutexDef(wolfSSL_mt0);  osMutexDef(wolfSSL_mt1);  osMutexDef(wolfSSL_mt2);
-    osMutexDef(wolfSSL_mt3);  osMutexDef(wolfSSL_mt4);  osMutexDef(wolfSSL_mt5);
-    osMutexDef(wolfSSL_mt6);  osMutexDef(wolfSSL_mt7);  osMutexDef(wolfSSL_mt8);
-    osMutexDef(wolfSSL_mt9);
-
-    static const osMutexDef_t *CMSIS_mutex[] = { osMutex(wolfSSL_mt0),
-        osMutex(wolfSSL_mt1),    osMutex(wolfSSL_mt2),   osMutex(wolfSSL_mt3),
-        osMutex(wolfSSL_mt4),    osMutex(wolfSSL_mt5),   osMutex(wolfSSL_mt6),
-        osMutex(wolfSSL_mt7),    osMutex(wolfSSL_mt8),   osMutex(wolfSSL_mt9) };
-
-    static osMutexId CMSIS_mutexID[CMSIS_NMUTEX] = {0};
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        int i;
-        for (i=0; i<CMSIS_NMUTEX; i++) {
-            if(CMSIS_mutexID[i] == 0) {
-                CMSIS_mutexID[i] = osMutexCreate(CMSIS_mutex[i]);
-                (*m) = CMSIS_mutexID[i];
-            return 0;
-            }
-        }
-        return -1;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        int i;
-        osMutexDelete   (*m);
-        for (i=0; i<CMSIS_NMUTEX; i++) {
-            if(CMSIS_mutexID[i] == (*m)) {
-                CMSIS_mutexID[i] = 0;
-                return(0);
-            }
-        }
-        return(-1);
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        osMutexWait(*m, osWaitForever);
-        return(0);
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        osMutexRelease (*m);
-        return 0;
-    }
-
-#elif defined(WOLFSSL_CMSIS_RTOSv2)
-    int wc_InitMutex(wolfSSL_Mutex *m)
-    {
-        static const osMutexAttr_t attr = {
-            "wolfSSL_mutex", osMutexRecursive, NULL, 0};
-
-        if ((*m = osMutexNew(&attr)) != NULL)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex *m)
-    {
-        if (osMutexDelete(*m) == osOK)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-
-    int wc_LockMutex(wolfSSL_Mutex *m)
-    {
-        if (osMutexAcquire(*m, osWaitForever) == osOK)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex *m)
-    {
-        if (osMutexRelease(*m) == osOK)
-            return 0;
-        else
-            return BAD_MUTEX_E;
-    }
-
-#elif defined(WOLFSSL_MDK_ARM)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        os_mut_init (m);
-        return 0;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        return(0);
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        os_mut_wait (m, 0xffff);
-        return(0);
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        os_mut_release (m);
-        return 0;
-    }
-
-#elif defined(INTIME_RTOS)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        int ret = 0;
-
-        if (m == NULL)
-            return BAD_FUNC_ARG;
-
-        *m = CreateRtSemaphore(
-            1,                      /* initial unit count */
-            1,                      /* maximum unit count */
-            PRIORITY_QUEUING        /* creation flags: FIFO_QUEUING or PRIORITY_QUEUING */
-        );
-        if (*m == BAD_RTHANDLE) {
-            ret = GetLastRtError();
-            if (ret != E_OK)
-                ret = BAD_MUTEX_E;
-        }
-        return ret;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        int ret = 0;
-        BOOLEAN del;
-
-        if (m == NULL)
-            return BAD_FUNC_ARG;
-
-        del = DeleteRtSemaphore(
-            *m                      /* handle for RT semaphore */
-        );
-    	if (del != TRUE)
-    		ret = BAD_MUTEX_E;
-
-        return ret;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        int ret = 0;
-        DWORD lck;
-
-        if (m == NULL)
-            return BAD_FUNC_ARG;
-
-        lck = WaitForRtSemaphore(
-            *m,                     /* handle for RT semaphore */
-            1,                      /* number of units to wait for */
-            WAIT_FOREVER            /* number of milliseconds to wait for units */
-        );
-        if (lck == WAIT_FAILED) {
-            ret = GetLastRtError();
-            if (ret != E_OK)
-                ret = BAD_MUTEX_E;
-        }
-        return ret;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        int ret = 0;
-        BOOLEAN rel;
-
-        if (m == NULL)
-            return BAD_FUNC_ARG;
-
-        rel = ReleaseRtSemaphore(
-            *m,                     /* handle for RT semaphore */
-            1                       /* number of units to release to semaphore */
-        );
-    	if (rel != TRUE)
-    		ret = BAD_MUTEX_E;
-
-        return ret;
-    }
-
-#elif defined(WOLFSSL_NUCLEUS_1_2)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        /* Call the Nucleus function to create the semaphore */
-        if (NU_Create_Semaphore(m, "WOLFSSL_MTX", 1,
-                                NU_PRIORITY) == NU_SUCCESS) {
-            return 0;
-        }
-
-        return BAD_MUTEX_E;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        if (NU_Delete_Semaphore(m) == NU_SUCCESS)
-            return 0;
-
-        return BAD_MUTEX_E;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        /* passing suspend task option */
-        if (NU_Obtain_Semaphore(m, NU_SUSPEND) == NU_SUCCESS)
-            return 0;
-
-        return BAD_MUTEX_E;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        if (NU_Release_Semaphore(m) == NU_SUCCESS)
-            return 0;
-
-        return BAD_MUTEX_E;
-    }
-
-#elif defined(WOLFSSL_ZEPHYR)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        k_mutex_init(m);
-
-        return 0;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        return 0;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        int ret = 0;
-
-        if (k_mutex_lock(m, K_FOREVER) != 0)
-            ret = BAD_MUTEX_E;
-
-        return ret;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        k_mutex_unlock(m);
-
-        return 0;
-    }
-
-#elif defined(WOLFSSL_TELIT_M2MB)
-
-    int wc_InitMutex(wolfSSL_Mutex* m)
-    {
-        M2MB_OS_RESULT_E        osRes;
-        M2MB_OS_MTX_ATTR_HANDLE mtxAttrHandle;
-        UINT32                  inheritVal = 1;
-
-        osRes = m2mb_os_mtx_setAttrItem(&mtxAttrHandle,
-                                    CMDS_ARGS(
-                                      M2MB_OS_MTX_SEL_CMD_CREATE_ATTR, NULL,
-                                      M2MB_OS_MTX_SEL_CMD_NAME, "wolfMtx",
-                                      M2MB_OS_MTX_SEL_CMD_INHERIT, inheritVal
-                                    )
-                                );
-        if (osRes != M2MB_OS_SUCCESS) {
-            return BAD_MUTEX_E;
-        }
-
-        osRes = m2mb_os_mtx_init(m, &mtxAttrHandle);
-        if (osRes != M2MB_OS_SUCCESS) {
-            return BAD_MUTEX_E;
-        }
-
-        return 0;
-    }
-
-    int wc_FreeMutex(wolfSSL_Mutex* m)
-    {
-        M2MB_OS_RESULT_E osRes;
-
-        if (m == NULL)
-            return BAD_MUTEX_E;
-
-        osRes = m2mb_os_mtx_deinit(*m);
-        if (osRes != M2MB_OS_SUCCESS) {
-            return BAD_MUTEX_E;
-        }
-
-        return 0;
-    }
-
-    int wc_LockMutex(wolfSSL_Mutex* m)
-    {
-        M2MB_OS_RESULT_E osRes;
-
-        if (m == NULL)
-            return BAD_MUTEX_E;
-
-        osRes = m2mb_os_mtx_get(*m, M2MB_OS_WAIT_FOREVER);
-        if (osRes != M2MB_OS_SUCCESS) {
-            return BAD_MUTEX_E;
-        }
-
-        return 0;
-    }
-
-    int wc_UnLockMutex(wolfSSL_Mutex* m)
-    {
-        M2MB_OS_RESULT_E osRes;
-
-        if (m == NULL)
-            return BAD_MUTEX_E;
-
-        osRes = m2mb_os_mtx_put(*m);
-        if (osRes != M2MB_OS_SUCCESS) {
-            return BAD_MUTEX_E;
-        }
-
-        return 0;
-    }
-
-#else
-    #warning No mutex handling defined
-
-#endif
-
-#ifndef NO_ASN_TIME
-#if defined(_WIN32_WCE)
-time_t windows_time(time_t* timer)
-{
-    SYSTEMTIME     sysTime;
-    FILETIME       fTime;
-    ULARGE_INTEGER intTime;
-    time_t         localTime;
-
-    if (timer == NULL)
-        timer = &localTime;
-
-    GetSystemTime(&sysTime);
-    SystemTimeToFileTime(&sysTime, &fTime);
-
-    XMEMCPY(&intTime, &fTime, sizeof(FILETIME));
-    /* subtract EPOCH */
-    intTime.QuadPart -= 0x19db1ded53e8000;
-    /* to secs */
-    intTime.QuadPart /= 10000000;
-    *timer = (time_t)intTime.QuadPart;
-
-    return *timer;
-}
-#endif /*  _WIN32_WCE */
-
-#if defined(WOLFSSL_APACHE_MYNEWT)
-#include "os/os_time.h"
-
-time_t mynewt_time(time_t* timer)
-{
-    time_t now;
-    struct os_timeval tv;
-    os_gettimeofday(&tv, NULL);
-    now = (time_t)tv.tv_sec;
-    if(timer != NULL) {
-        *timer = now;
-    }
-    return now;
-}
-#endif /* WOLFSSL_APACHE_MYNEWT */
-
-#if defined(WOLFSSL_GMTIME)
-struct tm* gmtime(const time_t* timer)
-{
-    #define YEAR0          1900
-    #define EPOCH_YEAR     1970
-    #define SECS_DAY       (24L * 60L * 60L)
-    #define LEAPYEAR(year) (!((year) % 4) && (((year) % 100) || !((year) %400)))
-    #define YEARSIZE(year) (LEAPYEAR(year) ? 366 : 365)
-
-    static const int _ytab[2][12] =
-    {
-        {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
-        {31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
-    };
-
-    static struct tm st_time;
-    struct tm* ret = &st_time;
-    time_t secs = *timer;
-    unsigned long dayclock, dayno;
-    int year = EPOCH_YEAR;
-
-    dayclock = (unsigned long)secs % SECS_DAY;
-    dayno    = (unsigned long)secs / SECS_DAY;
-
-    ret->tm_sec  = (int) dayclock % 60;
-    ret->tm_min  = (int)(dayclock % 3600) / 60;
-    ret->tm_hour = (int) dayclock / 3600;
-    ret->tm_wday = (int) (dayno + 4) % 7;        /* day 0 a Thursday */
-
-    while(dayno >= (unsigned long)YEARSIZE(year)) {
-        dayno -= YEARSIZE(year);
-        year++;
-    }
-
-    ret->tm_year = year - YEAR0;
-    ret->tm_yday = (int)dayno;
-    ret->tm_mon  = 0;
-
-    while(dayno >= (unsigned long)_ytab[LEAPYEAR(year)][ret->tm_mon]) {
-        dayno -= _ytab[LEAPYEAR(year)][ret->tm_mon];
-        ret->tm_mon++;
-    }
-
-    ret->tm_mday  = (int)++dayno;
-    ret->tm_isdst = 0;
-
-    return ret;
-}
-#endif /* WOLFSSL_GMTIME */
-
-
-#if defined(HAVE_RTP_SYS)
-#define YEAR0          1900
-
-struct tm* rtpsys_gmtime(const time_t* timer)       /* has a gmtime() but hangs */
-{
-    static struct tm st_time;
-    struct tm* ret = &st_time;
-
-    DC_RTC_CALENDAR cal;
-    dc_rtc_time_get(&cal, TRUE);
-
-    ret->tm_year  = cal.year - YEAR0;       /* gm starts at 1900 */
-    ret->tm_mon   = cal.month - 1;          /* gm starts at 0 */
-    ret->tm_mday  = cal.day;
-    ret->tm_hour  = cal.hour;
-    ret->tm_min   = cal.minute;
-    ret->tm_sec   = cal.second;
-
-    return ret;
-}
-
-#endif /* HAVE_RTP_SYS */
-
-
-#if defined(MICROCHIP_TCPIP_V5) || defined(MICROCHIP_TCPIP)
-
-/*
- * time() is just a stub in Microchip libraries. We need our own
- * implementation. Use SNTP client to get seconds since epoch.
- */
-time_t pic32_time(time_t* timer)
-{
-#ifdef MICROCHIP_TCPIP_V5
-    DWORD sec = 0;
-#else
-    uint32_t sec = 0;
-#endif
-    time_t localTime;
-
-    if (timer == NULL)
-        timer = &localTime;
-
-#ifdef MICROCHIP_MPLAB_HARMONY
-    sec = TCPIP_SNTP_UTCSecondsGet();
-#else
-    sec = SNTPGetUTCSeconds();
-#endif
-    *timer = (time_t) sec;
-
-    return *timer;
-}
-
-#endif /* MICROCHIP_TCPIP || MICROCHIP_TCPIP_V5 */
-
-#if defined(WOLFSSL_DEOS)
-
-time_t deos_time(time_t* timer)
-{
-    const uint32_t systemTickTimeInHz = 1000000 / systemTickInMicroseconds();
-    uint32_t *systemTickPtr = systemTickPointer();
-
-    if (timer != NULL)
-        *timer = *systemTickPtr/systemTickTimeInHz;
-
-    #if defined(CURRENT_UNIX_TIMESTAMP)
-        /* CURRENT_UNIX_TIMESTAMP is seconds since Jan 01 1970. (UTC) */
-        return (time_t) *systemTickPtr/systemTickTimeInHz + CURRENT_UNIX_TIMESTAMP;
-    #else
-        return (time_t) *systemTickPtr/systemTickTimeInHz;
-    #endif
-}
-#endif /* WOLFSSL_DEOS */
-
-#if defined(MICRIUM)
-
-time_t micrium_time(time_t* timer)
-{
-    CLK_TS_SEC sec;
-
-    Clk_GetTS_Unix(&sec);
-
-    if (timer != NULL)
-        *timer = sec;
-
-    return (time_t) sec;
-}
-
-#endif /* MICRIUM */
-
-#if defined(FREESCALE_MQX) || defined(FREESCALE_KSDK_MQX)
-
-time_t mqx_time(time_t* timer)
-{
-    time_t localTime;
-    TIME_STRUCT time_s;
-
-    if (timer == NULL)
-        timer = &localTime;
-
-    _time_get(&time_s);
-    *timer = (time_t) time_s.SECONDS;
-
-    return *timer;
-}
-
-#endif /* FREESCALE_MQX || FREESCALE_KSDK_MQX */
-
-
-#if defined(WOLFSSL_TIRTOS) && defined(USER_TIME)
-
-time_t XTIME(time_t * timer)
-{
-    time_t sec = 0;
-
-    sec = (time_t) Seconds_get();
-
-    if (timer != NULL)
-        *timer = sec;
-
-    return sec;
-}
-
-#endif /* WOLFSSL_TIRTOS */
-
-#if defined(WOLFSSL_XILINX)
-#include "xrtcpsu.h"
-
-time_t XTIME(time_t * timer)
-{
-    time_t sec = 0;
-    XRtcPsu_Config* con;
-    XRtcPsu         rtc;
-
-    con = XRtcPsu_LookupConfig(XPAR_XRTCPSU_0_DEVICE_ID);
-    if (con != NULL) {
-        if (XRtcPsu_CfgInitialize(&rtc, con, con->BaseAddr) == XST_SUCCESS) {
-            sec = (time_t)XRtcPsu_GetCurrentTime(&rtc);
-        }
-        else {
-            WOLFSSL_MSG("Unable to initialize RTC");
-        }
-    }
-
-    if (timer != NULL)
-        *timer = sec;
-
-    return sec;
-}
-
-#endif /* WOLFSSL_XILINX */
-
-#if defined(WOLFSSL_ZEPHYR)
-
-time_t z_time(time_t * timer)
-{
-    struct timespec ts;
-
-    if (clock_gettime(CLOCK_REALTIME, &ts) == 0)
-        if (timer != NULL)
-            *timer = ts.tv_sec;
-
-    return ts.tv_sec;
-}
-
-#endif /* WOLFSSL_ZEPHYR */
-
-
-#if defined(WOLFSSL_WICED)
-    #ifndef WOLFSSL_WICED_PSEUDO_UNIX_EPOCH_TIME
-        #error Please define WOLFSSL_WICED_PSEUDO_UNIX_EPOCH_TIME at build time.
-    #endif /* WOLFSSL_WICED_PSEUDO_UNIX_EPOCH_TIME */
-
-time_t wiced_pseudo_unix_epoch_time(time_t * timer)
-{
-    time_t epoch_time;
-    /* The time() function return uptime on WICED platform. */
-    epoch_time = time(NULL) + WOLFSSL_WICED_PSEUDO_UNIX_EPOCH_TIME;
-
-    if (timer != NULL) {
-        *timer = epoch_time;
-    }
-    return epoch_time;
-}
-#endif /* WOLFSSL_WICED */
-
-#ifdef WOLFSSL_TELIT_M2MB
-    time_t m2mb_xtime(time_t * timer)
-    {
-        time_t myTime = 0;
-        INT32 fd = m2mb_rtc_open("/dev/rtc0", 0);
-        if (fd != -1) {
-            M2MB_RTC_TIMEVAL_T timeval;
-
-            m2mb_rtc_ioctl(fd, M2MB_RTC_IOCTL_GET_TIMEVAL, &timeval);
-
-            myTime = timeval.sec;
-
-            m2mb_rtc_close(fd);
-        }
-        return myTime;
-    }
-    #ifdef WOLFSSL_TLS13
-    time_t m2mb_xtime_ms(time_t * timer)
-    {
-        time_t myTime = 0;
-        INT32 fd = m2mb_rtc_open("/dev/rtc0", 0);
-        if (fd != -1) {
-            M2MB_RTC_TIMEVAL_T timeval;
-
-            m2mb_rtc_ioctl(fd, M2MB_RTC_IOCTL_GET_TIMEVAL, &timeval);
-
-            myTime = timeval.sec + timeval.msec;
-
-            m2mb_rtc_close(fd);
-        }
-        return myTime;
-    }
-    #endif /* WOLFSSL_TLS13 */
-    #ifndef NO_CRYPT_BENCHMARK
-    double m2mb_xtime_bench(int reset)
-    {
-        double myTime = 0;
-        INT32 fd = m2mb_rtc_open("/dev/rtc0", 0);
-        if (fd != -1) {
-            M2MB_RTC_TIMEVAL_T timeval;
-
-            m2mb_rtc_ioctl(fd, M2MB_RTC_IOCTL_GET_TIMEVAL, &timeval);
-
-            myTime = (double)timeval.sec + ((double)timeval.msec / 1000);
-
-            m2mb_rtc_close(fd);
-        }
-        return myTime;
-    }
-    #endif /* !NO_CRYPT_BENCHMARK */
-#endif /* WOLFSSL_TELIT_M2MB */
-
-#endif /* !NO_ASN_TIME */
-
-#ifndef WOLFSSL_LEANPSK
-char* mystrnstr(const char* s1, const char* s2, unsigned int n)
-{
-    unsigned int s2_len = (unsigned int)XSTRLEN(s2);
-
-    if (s2_len == 0)
-        return (char*)s1;
-
-    while (n >= s2_len && s1[0]) {
-        if (s1[0] == s2[0])
-            if (XMEMCMP(s1, s2, s2_len) == 0)
-                return (char*)s1;
-        s1++;
-        n--;
-    }
-
-    return NULL;
-}
-#endif
-
-/* custom memory wrappers */
-#ifdef WOLFSSL_NUCLEUS_1_2
-
-    /* system memory pool */
-    extern NU_MEMORY_POOL System_Memory;
-
-    void* nucleus_malloc(unsigned long size, void* heap, int type)
-    {
-        STATUS status;
-        void*  stack_ptr;
-
-        status = NU_Allocate_Memory(&System_Memory, &stack_ptr, size,
-                                    NU_NO_SUSPEND);
-        if (status == NU_SUCCESS) {
-            return 0;
-        } else {
-            return stack_ptr;
-        }
-    }
-
-    void* nucleus_realloc(void* ptr, unsigned long size, void* heap, int type)
-    {
-        DM_HEADER* old_header;
-        word32     old_size, copy_size;
-        void*      new_mem;
-
-        /* if ptr is NULL, behave like malloc */
-        new_mem = nucleus_malloc(size, NULL, 0);
-        if (new_mem == 0 || ptr == 0) {
-            return new_mem;
-        }
-
-        /* calculate old memory block size */
-        /* mem pointers stored in block headers (ref dm_defs.h) */
-        old_header = (DM_HEADER*) ((byte*)ptr - DM_OVERHEAD);
-        old_size   = (byte*)old_header->dm_next_memory - (byte*)ptr;
-
-        /* copy old to new */
-        if (old_size < size) {
-            copy_size = old_size;
-        } else {
-            copy_size = size;
-        }
-        XMEMCPY(new_mem, ptr, copy_size);
-
-        /* free old */
-        nucleus_free(ptr, NULL, 0);
-
-        return new_mem;
-    }
-
-    void nucleus_free(void* ptr, void* heap, int type)
-    {
-        if (ptr != NULL)
-            NU_Deallocate_Memory(ptr);
-    }
-
-#endif /* WOLFSSL_NUCLEUS_1_2 */
-
-#if defined(WOLFSSL_TI_CRYPT) || defined(WOLFSSL_TI_HASH)
-    #include <wolfcrypt/src/port/ti/ti-ccm.c>  /* initialize and Mutex for TI Crypt Engine */
-    #include <wolfcrypt/src/port/ti/ti-hash.c> /* md5, sha1, sha224, sha256 */
-#endif
-
-#if defined(WOLFSSL_CRYPTOCELL)
-    #define WOLFSSL_CRYPTOCELL_C
-    #include <wolfcrypt/src/port/arm/cryptoCell.c> /* CC310, RTC and RNG */
-    #if !defined(NO_SHA256)
-        #define WOLFSSL_CRYPTOCELL_HASH_C
-        #include <wolfcrypt/src/port/arm/cryptoCellHash.c> /* sha256 */
-    #endif
-#endif