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-rw-r--r--FreeRTOS-Labs/Source/mbedtls/include/mbedtls/ssl_cookie.h115
1 files changed, 115 insertions, 0 deletions
diff --git a/FreeRTOS-Labs/Source/mbedtls/include/mbedtls/ssl_cookie.h b/FreeRTOS-Labs/Source/mbedtls/include/mbedtls/ssl_cookie.h
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+++ b/FreeRTOS-Labs/Source/mbedtls/include/mbedtls/ssl_cookie.h
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+/**
+ * \file ssl_cookie.h
+ *
+ * \brief DTLS cookie callbacks implementation
+ */
+/*
+ * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
+ * 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.
+ *
+ * This file is part of mbed TLS (https://tls.mbed.org)
+ */
+#ifndef MBEDTLS_SSL_COOKIE_H
+#define MBEDTLS_SSL_COOKIE_H
+
+#if !defined(MBEDTLS_CONFIG_FILE)
+#include "config.h"
+#else
+#include MBEDTLS_CONFIG_FILE
+#endif
+
+#include "ssl.h"
+
+#if defined(MBEDTLS_THREADING_C)
+#include "threading.h"
+#endif
+
+/**
+ * \name SECTION: Module settings
+ *
+ * The configuration options you can set for this module are in this section.
+ * Either change them in config.h or define them on the compiler command line.
+ * \{
+ */
+#ifndef MBEDTLS_SSL_COOKIE_TIMEOUT
+#define MBEDTLS_SSL_COOKIE_TIMEOUT 60 /**< Default expiration delay of DTLS cookies, in seconds if HAVE_TIME, or in number of cookies issued */
+#endif
+
+/* \} name SECTION: Module settings */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief Context for the default cookie functions.
+ */
+typedef struct mbedtls_ssl_cookie_ctx
+{
+ mbedtls_md_context_t hmac_ctx; /*!< context for the HMAC portion */
+#if !defined(MBEDTLS_HAVE_TIME)
+ unsigned long serial; /*!< serial number for expiration */
+#endif
+ unsigned long timeout; /*!< timeout delay, in seconds if HAVE_TIME,
+ or in number of tickets issued */
+
+#if defined(MBEDTLS_THREADING_C)
+ mbedtls_threading_mutex_t mutex;
+#endif
+} mbedtls_ssl_cookie_ctx;
+
+/**
+ * \brief Initialize cookie context
+ */
+void mbedtls_ssl_cookie_init( mbedtls_ssl_cookie_ctx *ctx );
+
+/**
+ * \brief Setup cookie context (generate keys)
+ */
+int mbedtls_ssl_cookie_setup( mbedtls_ssl_cookie_ctx *ctx,
+ int (*f_rng)(void *, unsigned char *, size_t),
+ void *p_rng );
+
+/**
+ * \brief Set expiration delay for cookies
+ * (Default MBEDTLS_SSL_COOKIE_TIMEOUT)
+ *
+ * \param ctx Cookie contex
+ * \param delay Delay, in seconds if HAVE_TIME, or in number of cookies
+ * issued in the meantime.
+ * 0 to disable expiration (NOT recommended)
+ */
+void mbedtls_ssl_cookie_set_timeout( mbedtls_ssl_cookie_ctx *ctx, unsigned long delay );
+
+/**
+ * \brief Free cookie context
+ */
+void mbedtls_ssl_cookie_free( mbedtls_ssl_cookie_ctx *ctx );
+
+/**
+ * \brief Generate cookie, see \c mbedtls_ssl_cookie_write_t
+ */
+mbedtls_ssl_cookie_write_t mbedtls_ssl_cookie_write;
+
+/**
+ * \brief Verify cookie, see \c mbedtls_ssl_cookie_write_t
+ */
+mbedtls_ssl_cookie_check_t mbedtls_ssl_cookie_check;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ssl_cookie.h */