Initial commit

1 files changed, 152 insertions, 0 deletions

diff --git a/wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h b/wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h
new file mode 100644
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+++ b/wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h
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+/* esp32-crypt.h
+ *
+ * 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
+ */
+#ifndef __ESP32_CRYPT_H__
+
+#define __ESP32_CRYPT_H__
+
+#include "esp_idf_version.h"
+#include "esp_types.h"
+#include "esp_log.h"
+
+#ifdef WOLFSSL_ESP32WROOM32_CRYPT_DEBUG
+#undef LOG_LOCAL_LEVEL
+#define LOG_LOCAL_LEVEL ESP_LOG_DEBUG
+#else
+#undef LOG_LOCAL_LEVEL
+#define LOG_LOCAL_LEVEL ESP_LOG_ERROR
+#endif
+
+#include <freertos/FreeRTOS.h>
+#include "soc/dport_reg.h"
+#include "soc/hwcrypto_reg.h"
+#include "soc/cpu.h"
+#include "driver/periph_ctrl.h"
+#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#include <esp32/rom/ets_sys.h>
+#else
+#include <rom/ets_sys.h>
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int esp_CryptHwMutexInit(wolfSSL_Mutex* mutex);
+int esp_CryptHwMutexLock(wolfSSL_Mutex* mutex, TickType_t xBloxkTime);
+int esp_CryptHwMutexUnLock(wolfSSL_Mutex* mutex);
+
+#ifndef NO_AES
+
+#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#include "esp32/rom/aes.h"
+#else
+#include "rom/aes.h"
+#endif
+
+typedef enum tagES32_AES_PROCESS {
+    ESP32_AES_LOCKHW = 1,
+    ESP32_AES_UPDATEKEY_ENCRYPT = 2,
+    ESP32_AES_UPDATEKEY_DECRYPT = 3,
+    ESP32_AES_UNLOCKHW          = 4
+} ESP32_AESPROCESS;
+
+struct Aes;
+int wc_esp32AesCbcEncrypt(struct Aes* aes, byte* out, const byte* in, word32 sz);
+int wc_esp32AesCbcDecrypt(struct Aes* aes, byte* out, const byte* in, word32 sz);
+int wc_esp32AesEncrypt(struct Aes *aes, const byte* in, byte* out);
+int wc_esp32AesDecrypt(struct Aes *aes, const byte* in, byte* out);
+
+#endif
+
+#ifdef WOLFSSL_ESP32WROOM32_CRYPT_DEBUG
+
+void wc_esp32TimerStart();
+uint64_t  wc_esp32elapsedTime();
+
+#endif /* WOLFSSL_ESP32WROOM32_CRYPT_DEBUG */
+
+#if (!defined(NO_SHA) || !defined(NO_SHA256) || defined(WOLFSSL_SHA384) || \
+      defined(WOLFSSL_SHA512)) && \
+    !defined(NO_WOLFSSL_ESP32WROOM32_CRYPT_HASH)
+
+/* RAW hash function APIs are not implemented with esp32 hardware acceleration*/
+#define WOLFSSL_NO_HASH_RAW
+#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#include "esp32/rom/sha.h"
+#else
+#include "rom/sha.h"
+#endif
+
+typedef enum {
+    ESP32_SHA_INIT = 0,
+    ESP32_SHA_HW = 1,
+    ESP32_SHA_SW = 2,
+} ESP32_DOSHA;
+
+typedef struct {
+    byte isfirstblock;
+    /* 0 , 1 hard, 2 soft */
+    byte mode;
+    /* sha_type */
+    enum SHA_TYPE sha_type;
+} WC_ESP32SHA;
+
+int esp_sha_try_hw_lock(WC_ESP32SHA* ctx);
+void esp_sha_hw_unlock( void );
+
+struct wc_Sha;
+int esp_sha_digest_process(struct wc_Sha* sha, byte bockprocess);
+int esp_sha_process(struct wc_Sha* sha, const byte* data);
+
+#ifndef NO_SHA256
+    struct wc_Sha256;
+    int esp_sha256_digest_process(struct wc_Sha256* sha, byte bockprocess);
+    int esp_sha256_process(struct wc_Sha256* sha, const byte* data);
+#endif
+
+#if defined(WOLFSSL_SHA512) || defined(WOLFSSL_SHA384)
+    struct wc_Sha512;
+    int esp_sha512_process(struct wc_Sha512* sha);
+    int esp_sha512_digest_process(struct wc_Sha512* sha, byte blockproc);
+#endif
+
+#endif /* NO_SHA && */
+
+#if !defined(NO_RSA) || defined(HAVE_ECC)
+
+#ifndef ESP_RSA_TIMEOUT
+    #define ESP_RSA_TIMEOUT 0xFFFFF
+#endif
+
+struct fp_int;
+int esp_mp_mul(struct fp_int* X, struct fp_int* Y, struct fp_int* Z);
+int esp_mp_exptmod(struct fp_int* G, struct fp_int* X, word32 Xbits, struct fp_int* P,
+                                     struct fp_int* Y);
+int esp_mp_mulmod(struct fp_int* X, struct fp_int* Y, struct fp_int* M,
+                                     struct fp_int* Z);
+
+#endif /* NO_RSA || HAVE_ECC*/
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  /* __ESP32_CRYPT_H__ */