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https://github.com/espressif/esp-idf.git
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1aaec808da
This update supports DTLS, TLS is a future TODO components/coap/CMakeLists.txt: components/coap/component.mk: Add in the new files that have to be built Replace libcoap/src/coap_notls.c with libcoap/src/coap_mbedtls.c components/coap/libcoap: Update the version to include the current version for supporting MbedTLS components/coap/port/coap_debug.c: components/coap/port/coap_mbedtls.c: components/coap/port/include/coap/coap_dtls.h: New port files for DTLS components/coap/port/include/coap_config_posix.h: Include building with MbedTLS examples/protocols/coap_client/README.md: examples/protocols/coap_client/main/CMakeLists.txt: examples/protocols/coap_client/main/Kconfig.projbuild: examples/protocols/coap_client/main/coap_client_example_main.c: examples/protocols/coap_client/main/component.mk: Update CoAP client to support DTLS examples/protocols/coap_client/main/coap_ca.pem examples/protocols/coap_client/main/coap_client.crt examples/protocols/coap_client/main/coap_client.key New PKI Certs for CoAP client (copied from wpa2_enterprise example) examples/protocols/coap_server/README.md: examples/protocols/coap_server/main/CMakeLists.txt: examples/protocols/coap_server/main/Kconfig.projbuild: examples/protocols/coap_server/main/coap_server_example_main.c: examples/protocols/coap_server/main/component.mk: Update CoAP server to support DTLS Change "no data" to "Hello World!" to prevent confusion examples/protocols/coap_server/main/coap_ca.pem examples/protocols/coap_server/main/coap_server.crt examples/protocols/coap_server/main/coap_server.key New PKI Certs for CoAP server (copied from wpa2_enterprise example) Closes https://github.com/espressif/esp-idf/pull/3345 Closes https://github.com/espressif/esp-idf/issues/1379
103 lines
2.6 KiB
C
103 lines
2.6 KiB
C
/*
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* Portable interface to the CPU cycle counter
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*
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* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* This file is part of mbed TLS (https://tls.mbed.org)
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*/
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/*
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* mbedtls_timing_get_timer()m mbedtls_timing_set_delay() and
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* mbedtls_timing_set_delay only abstracted from mbedtls/library/timing.c
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* as that does not build on ESP-IDF but these 2 functions are needed for
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* DTLS (in particular mbedtls_ssl_set_timer_cb() must be called for DTLS
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* which requires these 2 delay functions).
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*/
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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "mbedtls/config.h"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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#if !defined(MBEDTLS_ESP_TIMING_C)
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#include <sys/time.h>
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#include "mbedtls/timing.h"
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struct _hr_time
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{
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struct timeval start;
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};
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unsigned long mbedtls_timing_get_timer( struct mbedtls_timing_hr_time *val, int reset )
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{
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struct _hr_time *t = (struct _hr_time *) val;
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if( reset )
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{
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gettimeofday( &t->start, NULL );
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return( 0 );
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}
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else
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{
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unsigned long delta;
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struct timeval now;
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gettimeofday( &now, NULL );
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delta = ( now.tv_sec - t->start.tv_sec ) * 1000ul
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+ ( now.tv_usec - t->start.tv_usec ) / 1000;
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return( delta );
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}
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}
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/*
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* Set delays to watch
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*/
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void mbedtls_timing_set_delay( void *data, uint32_t int_ms, uint32_t fin_ms )
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{
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mbedtls_timing_delay_context *ctx = (mbedtls_timing_delay_context *) data;
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ctx->int_ms = int_ms;
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ctx->fin_ms = fin_ms;
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if( fin_ms != 0 )
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(void) mbedtls_timing_get_timer( &ctx->timer, 1 );
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}
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/*
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* Get number of delays expired
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*/
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int mbedtls_timing_get_delay( void *data )
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{
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mbedtls_timing_delay_context *ctx = (mbedtls_timing_delay_context *) data;
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unsigned long elapsed_ms;
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if( ctx->fin_ms == 0 )
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return( -1 );
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elapsed_ms = mbedtls_timing_get_timer( &ctx->timer, 0 );
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if( elapsed_ms >= ctx->fin_ms )
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return( 2 );
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if( elapsed_ms >= ctx->int_ms )
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return( 1 );
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return( 0 );
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}
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#endif /* MBEDTLS_ESP_TIMING_C */
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