Update IDF libs

tools/sdk/include/mbedtls/sha1_alt.h

@@ -1,16 +1,25 @@
-// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-
-//     http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
+/*
+ *  SHA-1 implementation with hardware ESP32 support added.
+ *  Uses mbedTLS software implementation for failover when concurrent
+ *  SHA operations are in use.
+ *
+ *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
+ *  Additions Copyright (C) 2016, Espressif Systems (Shanghai) PTE LTD
+ *  SPDX-License-Identifier: Apache-2.0
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *  not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
 #ifndef _SHA1_ALT_H_
 #define _SHA1_ALT_H_
 
@@ -20,17 +29,73 @@ extern "C" {
 
 #if defined(MBEDTLS_SHA1_ALT)
 
-#include "hwcrypto/sha.h"
+typedef enum {
+    ESP_MBEDTLS_SHA1_UNUSED, /* first block hasn't been processed yet */
+    ESP_MBEDTLS_SHA1_HARDWARE, /* using hardware SHA engine */
+    ESP_MBEDTLS_SHA1_SOFTWARE, /* using software SHA */
+} esp_mbedtls_sha1_mode;
 
-typedef esp_sha_context mbedtls_sha1_context;
+/**
+ * \brief          SHA-1 context structure
+ */
+typedef struct
+{
+    uint32_t total[2];          /*!< number of bytes processed  */
+    uint32_t state[5];          /*!< intermediate digest state  */
+    unsigned char buffer[64];   /*!< data block being processed */
+    esp_mbedtls_sha1_mode mode;
+}
+mbedtls_sha1_context;
 
-#define mbedtls_sha1_init       esp_sha1_init
-#define mbedtls_sha1_starts     esp_sha1_start
-#define mbedtls_sha1_clone      esp_sha1_clone
-#define mbedtls_sha1_update     esp_sha1_update
-#define mbedtls_sha1_finish     esp_sha1_finish
-#define mbedtls_sha1_free       esp_sha1_free
-#define mbedtls_sha1_process(...)
+/**
+ * \brief          Initialize SHA-1 context
+ *
+ * \param ctx      SHA-1 context to be initialized
+ */
+void mbedtls_sha1_init( mbedtls_sha1_context *ctx );
+
+/**
+ * \brief          Clear SHA-1 context
+ *
+ * \param ctx      SHA-1 context to be cleared
+ */
+void mbedtls_sha1_free( mbedtls_sha1_context *ctx );
+
+/**
+ * \brief          Clone (the state of) a SHA-1 context
+ *
+ * \param dst      The destination context
+ * \param src      The context to be cloned
+ */
+void mbedtls_sha1_clone( mbedtls_sha1_context *dst,
+                         const mbedtls_sha1_context *src );
+
+/**
+ * \brief          SHA-1 context setup
+ *
+ * \param ctx      context to be initialized
+ */
+void mbedtls_sha1_starts( mbedtls_sha1_context *ctx );
+
+/**
+ * \brief          SHA-1 process buffer
+ *
+ * \param ctx      SHA-1 context
+ * \param input    buffer holding the  data
+ * \param ilen     length of the input data
+ */
+void mbedtls_sha1_update( mbedtls_sha1_context *ctx, const unsigned char *input, size_t ilen );
+
+/**
+ * \brief          SHA-1 final digest
+ *
+ * \param ctx      SHA-1 context
+ * \param output   SHA-1 checksum result
+ */
+void mbedtls_sha1_finish( mbedtls_sha1_context *ctx, unsigned char output[20] );
+
+/* Internal use */
+void mbedtls_sha1_process( mbedtls_sha1_context *ctx, const unsigned char data[64] );
 
 #endif