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david-cermakdavid-cermak
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feat(tls_cxx): Publish mbedtls component
Adds examples and tests. Also supports DTLS now.
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‎.github/workflows/publish-docs-component.yml

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components/console_cmd_ifconfig;
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components/console_cmd_wifi;
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components/esp_wifi_remote;
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components/mbedtls_cxx;
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namespace: "espressif"
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api_token: ${{ secrets.IDF_COMPONENT_API_TOKEN }}

‎.github/workflows/tls_cxx__build.yml

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name: "mbedtls-cxx: build-tests"
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on:
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push:
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branches:
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- master
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pull_request:
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types: [opened, synchronize, reopened, labeled]
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jobs:
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build_tls_cxx:
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if: contains(github.event.pull_request.labels.*.name, 'tls_cxx') || github.event_name == 'push'
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name: Build
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strategy:
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matrix:
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idf_ver: ["latest", "release-v5.2", "release-v5.1"]
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test: [ { app: client, path: "examples/tls_client" }, { app: udp, path: "examples/udp_mutual_auth" }, { app: test, path: "tests/uart_mutual_auth" } ]
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runs-on: ubuntu-20.04
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container: espressif/idf:${{ matrix.idf_ver }}
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steps:
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- name: Checkout esp-protocols
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uses: actions/checkout@v3
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with:
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submodules: recursive
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- name: Build ${{ matrix.test.app }} with IDF-${{ matrix.idf_ver }}
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shell: bash
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run: |
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${IDF_PATH}/install.sh --enable-pytest
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. ${IDF_PATH}/export.sh
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python ./ci/build_apps.py ./components/mbedtls_cxx/${{ matrix.test.path }} -vv --preserve-all

‎.pre-commit-config.yaml

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- repo: local
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hooks:
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- id: commit message scopes
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name: "commit message must be scoped with: mdns, modem, websocket, asio, mqtt_cxx, console, common, eppp, wifi_remote"
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entry: '\A(?!(feat|fix|ci|bump|test|docs)\((mdns|modem|common|console|websocket|asio|mqtt_cxx|examples|eppp|wifi_remote)\)\:)'
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name: "commit message must be scoped with: mdns, modem, websocket, asio, mqtt_cxx, console, common, eppp, wifi_remote, tls_cxx"
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entry: '\A(?!(feat|fix|ci|bump|test|docs)\((mdns|modem|common|console|websocket|asio|mqtt_cxx|examples|eppp|wifi_remote|tls_cxx)\)\:)'
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language: pygrep
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args: [--multiline]
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stages: [commit-msg]

‎README.md

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@@ -57,3 +57,7 @@ Please refer to instructions in [ESP-IDF](https://github.com/espressif/esp-idf)
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### esp_wifi_remote
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* Brief introduction [README](components/esp_wifi_remote/README.md)
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### mbedtls_cxx
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* Brief introduction [README](components/mbedtls_cxx/README.md)

‎components/esp_modem/examples/modem_tcp_client/components/extra_tcp_transports/CMakeLists.txt

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idf_component_register(SRCS mbedtls_wrap.cpp
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tls_transport.cpp
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idf_component_register(SRCS tls_transport.cpp
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INCLUDE_DIRS include
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REQUIRES tcp_transport)
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REQUIRES tcp_transport
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PRIV_REQUIRES mbedtls_cxx)

‎components/esp_modem/examples/modem_tcp_client/components/extra_tcp_transports/tls_transport.cpp

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static const char *TAG = "tls_transport";
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using namespace idf::mbedtls_cxx;
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class TlsTransport: public Tls {
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public:
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explicit TlsTransport(esp_transport_handle_t parent) : Tls(), transport_(parent) {}

‎components/esp_modem/examples/modem_tcp_client/main/idf_component.yml

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espressif/esp_modem:
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version: "^1.0.1"
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override_path: "../../../"
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espressif/mbedtls_cxx:
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version: "*"
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override_path: "../../../../mbedtls_cxx"

‎components/esp_modem/test/target_ota/CMakeLists.txt

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# in this exact order for cmake to work correctly
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cmake_minimum_required(VERSION 3.8)
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set(EXTRA_COMPONENT_DIRS "../.." "../../examples/modem_tcp_client/components")
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set(EXTRA_COMPONENT_DIRS "../.." "../../../mbedtls_cxx")
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include($ENV{IDF_PATH}/tools/cmake/project.cmake)
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project(ota_test)

‎components/esp_modem/test/target_ota/components/manual_ota/CMakeLists.txt

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idf_component_register(SRCS manual_ota.cpp transport_batch_tls.cpp
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INCLUDE_DIRS "."
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PRIV_REQUIRES extra_tcp_transports esp_http_client app_update)
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PRIV_REQUIRES mbedtls_cxx esp_http_client app_update)

‎components/esp_modem/test/target_ota/components/manual_ota/transport_batch_tls.cpp

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#define TAG "batch-tls"
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using namespace idf::mbedtls_cxx;
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class TlsTransport: public Tls {
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public:
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explicit TlsTransport(esp_transport_handle_t parent):

‎components/mbedtls_cxx/.cz.yaml

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---
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commitizen:
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bump_message: 'bump(tls_cxx): $current_version -> $new_version'
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pre_bump_hooks: python ../../ci/changelog.py mbedtls_cxx
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tag_format: tls_cxx-v$version
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version: 0.0.0
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version_files:
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- idf_component.yml

‎components/mbedtls_cxx/CMakeLists.txt

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idf_component_register(SRCS mbedtls_wrap.cpp
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INCLUDE_DIRS include
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REQUIRES tcp_transport)

‎components/mbedtls_cxx/README.md

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# mbedtls_cxx
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This is a simplified C++ wrapper of mbedTLS for performing TLS and DTLS handshake a communication. This component allows for overriding low level IO functions (`send()` and `recv()`) and thus supporting TLS over various physical channels.

‎components/mbedtls_cxx/examples/test_certs/CMakeLists.txt

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idf_component_register(
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EMBED_TXTFILES srv.crt
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EMBED_TXTFILES srv.key
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EMBED_TXTFILES ca.crt
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EMBED_TXTFILES client.crt
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EMBED_TXTFILES client.key
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INCLUDE_DIRS "."
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REQUIRES mbedtls_cxx)

‎components/mbedtls_cxx/examples/test_certs/README.md

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# Test Certificates and Keys
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This is a utility component, that uses test certificates for server and client side in examples and tests.
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These are self-signed certificates and generated only for test and demonstration purposes.

‎components/mbedtls_cxx/examples/test_certs/ca.crt

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-----BEGIN CERTIFICATE-----
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MIIDIzCCAgugAwIBAgIULOncUeRLKxgrihIh1kHGGlPV7ecwDQYJKoZIhvcNAQEL
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BQAwITELMAkGA1UEBhMCQ1oxEjAQBgNVBAMMCUVzcHJlc3NpZjAeFw0yNDA0MDMw
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-----END CERTIFICATE-----

‎components/mbedtls_cxx/examples/test_certs/client.crt

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-----BEGIN CERTIFICATE-----
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MIICwjCCAaoCFAWE4aJdYWbMJAaBTMxVpoXMrhzvMA0GCSqGSIb3DQEBCwUAMCEx
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-----END CERTIFICATE-----

‎components/mbedtls_cxx/examples/test_certs/client.key

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-----BEGIN RSA PRIVATE KEY-----
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MIIEpQIBAAKCAQEA3I3QUN7B237lkaNi5amRd+w37sps+f36vrM3Di1FFgnHMZLv
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ajTRHWQHGRzLCDbq3s6R12umTShqpm5qmT1axCszFCKJaZ0JnHq0bf8iqsQmf5IL
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ASzSNWdYBIGNkqsQGmGCtF9+i6V4acfTTbMD9LiB7u5/enQa8N0Qg+s=
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-----END RSA PRIVATE KEY-----

‎components/mbedtls_cxx/examples/test_certs/idf_component.yml

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dependencies:
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espressif/mbedtls_cxx:
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version: "*"
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override_path: "../.."

‎components/mbedtls_cxx/examples/test_certs/srv.crt

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-----BEGIN CERTIFICATE-----
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MIICwjCCAaoCFAWE4aJdYWbMJAaBTMxVpoXMrhzuMA0GCSqGSIb3DQEBCwUAMCEx
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-----END CERTIFICATE-----

‎components/mbedtls_cxx/examples/test_certs/srv.key

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-----BEGIN RSA PRIVATE KEY-----
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MIIEpQIBAAKCAQEAwoTD9s/jNDEsuHTTuuLbiaCN+5VgQRRJmkY+wJBEENqKQ9+q
3+
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WPQIzansIu7f9inVNGzVsZEzmSoKU9P/81HsVblfhySXA3elqIK4WKJzJlyyRWk/
17+
bE5tSVdk04mMWpNBgWmz6rVvFRZMDRjlJVoumqJ6F5wKK/yGTshwWTixiR+gX3/q
18+
PtJVWGcv8y8tlfZmuxjeJyQzz6GA/T/yU2717tUhAoGBAK5u2lTjEOaCztPdMeL4
19+
6TRDGzZ/fAR2b55NrhwzLhktYoFzRlwkbz+ivtETuss6k+XIVbWBLjzJaNFAOlYd
20+
yvgu43j/pDNFj4VrjbR6K1ibDQi19liptwi4AavQy8SUIpwOXsE1gteMDwxjTuCl
21+
XbST49wRnhQjU7Im0NLZefBJAoGBALQcvOci2JeQegYvAi89IqNUgJdUS3Wpc5IZ
22+
X0Hd8lsG36aMCEIPULJhUS0TIRlgHrlonl36iDyOiq4DnSfMLXfvqM0g7/9mWPwT
23+
pFXdlrlZaKX3N9LhXhILlCjthR+B+4egtZjSQMFk02k/h4hr1RLbrtlJkDiN0IYz
24+
v2r9jrthAoGANtSFvvDTpUi79RaXkUYID8OqXIdqujViaDeWGI+wVgE88b8JF8ac
25+
XcMcHz1J6meebPsjmkcNLLrD3jWo7NyiKT1j2xeYg6c0JEEMGNG/pmmu7b0a/P+i
26+
jcofvRHBh/yYZwodabhoSHHtWOI2d+w1L2ECx/iezQM0uMfaXCsZ6ak=
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-----END RSA PRIVATE KEY-----

‎components/mbedtls_cxx/examples/test_certs/test_certs.hpp

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/*
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* SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#pragma once
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#include "mbedtls_wrap.hpp"
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namespace test_certs {
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using pem_format = const unsigned char;
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extern pem_format cacert_start[] asm("_binary_ca_crt_start");
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extern pem_format cacert_end[] asm("_binary_ca_crt_end");
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extern pem_format clientcert_start[] asm("_binary_client_crt_start");
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extern pem_format clientcert_end[] asm("_binary_client_crt_end");
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extern pem_format clientkey_start[] asm("_binary_client_key_start");
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extern pem_format clientkey_end[] asm("_binary_client_key_end");
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extern pem_format servercert_start[] asm("_binary_srv_crt_start");
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extern pem_format servercert_end[] asm("_binary_srv_crt_end");
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extern pem_format serverkey_start[] asm("_binary_srv_key_start");
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extern pem_format serverkey_end[] asm("_binary_srv_key_end");
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enum class type {
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cacert,
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servercert,
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serverkey,
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clientcert,
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clientkey
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};
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#define IF_BUF_TYPE(buf_type) \
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if (t == type::buf_type) { \
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return idf::mbedtls_cxx::const_buf{buf_type ## _start, buf_type ## _end - buf_type ## _start}; \
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}
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static inline idf::mbedtls_cxx::const_buf get_buf(type t)
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{
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IF_BUF_TYPE(cacert);
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IF_BUF_TYPE(servercert);
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IF_BUF_TYPE(serverkey);
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IF_BUF_TYPE(clientcert);
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IF_BUF_TYPE(clientkey);
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return idf::mbedtls_cxx::const_buf{};
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}
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static inline const char *get_server_cn()
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{
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return "espressif.local";
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}
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}

‎components/mbedtls_cxx/examples/tls_client/CMakeLists.txt

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# For more information about build system see
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# https://docs.espressif.com/projects/esp-idf/en/latest/api-guides/build-system.html
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# The following five lines of boilerplate have to be in your project's
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# CMakeLists in this exact order for cmake to work correctly
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cmake_minimum_required(VERSION 3.16)
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include($ENV{IDF_PATH}/tools/cmake/project.cmake)
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if("${IDF_TARGET}" STREQUAL "linux")
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list(APPEND EXTRA_COMPONENT_DIRS "$ENV{IDF_PATH}/tools/mocks/freertos/")
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endif()
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project(tls_client)

‎components/mbedtls_cxx/examples/tls_client/README.md

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# TCP client example
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This is a simple example uses `mbedtls_cxx` to connect to a remote echo server.
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The example needs a connection to internet (or a network where the TLS echo-server is available), it could be run on linux target as well as on ESP32.

‎components/mbedtls_cxx/examples/tls_client/main/CMakeLists.txt

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idf_component_register(SRCS "tls_client.cpp"
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INCLUDE_DIRS ".")

‎components/mbedtls_cxx/examples/tls_client/main/idf_component.yml

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dependencies:
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idf: ">=5.0"
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espressif/mbedtls_cxx:
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version: "*"
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override_path: "../../.."
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protocol_examples_common:
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path: ${IDF_PATH}/examples/common_components/protocol_examples_common

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