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| <li class="toctree-l1"><a class="reference internal" href="../../index.html">1. NXP Plug & Trust Middleware</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../organization-of-documentation.html">1.1. Organization of Documentation</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../folder-structure.html">1.2. Folder Structure</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../sw-prerequisites.html">1.3. List of Platform Prerequisites</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../changes/index.html">2. Changes</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/pending.html">2.1. Pending Refactoring items</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/pending.html#known-limitations">2.2. Known limitations</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v03_00_05.html">2.3. Release <code class="docutils literal notranslate"><span class="pre">v03.00.05</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v03_00_04.html">2.4. Release <code class="docutils literal notranslate"><span class="pre">v03.00.04</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v03_00_03.html">2.5. Release <code class="docutils literal notranslate"><span class="pre">v03.00.03</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v03_00_02.html">2.6. Release <code class="docutils literal notranslate"><span class="pre">v03.00.02</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_16_01.html">2.7. Release <code class="docutils literal notranslate"><span class="pre">v02.16.01</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_16_00.html">2.8. Release <code class="docutils literal notranslate"><span class="pre">v02.16.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_15_00.html">2.9. Release <code class="docutils literal notranslate"><span class="pre">v02.15.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_14_00.html">2.10. Release <code class="docutils literal notranslate"><span class="pre">v02.14.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_12_00.html">2.11. Release <code class="docutils literal notranslate"><span class="pre">v02.12.05</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_12_00.html#release-v02-12-04">2.12. Release <code class="docutils literal notranslate"><span class="pre">v02.12.04</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_12_00.html#release-v02-12-03">2.13. Release <code class="docutils literal notranslate"><span class="pre">v02.12.03</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_12_00.html#release-v02-12-02">2.14. Release <code class="docutils literal notranslate"><span class="pre">v02.12.02</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_12_00.html#release-v02-12-01">2.15. Release <code class="docutils literal notranslate"><span class="pre">v02.12.01</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_12_00.html#release-v02-12-00">2.16. Release <code class="docutils literal notranslate"><span class="pre">v02.12.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_11_03.html">2.17. Release <code class="docutils literal notranslate"><span class="pre">v02.11.03</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_11_01.html">2.18. Internal Release <code class="docutils literal notranslate"><span class="pre">v02.11.01</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_11_00.html">2.19. Release <code class="docutils literal notranslate"><span class="pre">v02.11.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_10_00.html">2.20. Release <code class="docutils literal notranslate"><span class="pre">v02.10.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_09_00.html">2.21. Release <code class="docutils literal notranslate"><span class="pre">v02.09.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_07_00.html">2.22. Release <code class="docutils literal notranslate"><span class="pre">v02.07.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_06_00.html">2.23. Release <code class="docutils literal notranslate"><span class="pre">v02.06.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_05_00_to_v02_03_00.html">2.24. Release <code class="docutils literal notranslate"><span class="pre">v02.05.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_05_00_to_v02_03_00.html#release-v02-04-00">2.25. Release <code class="docutils literal notranslate"><span class="pre">v02.04.00</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../changes/v02_05_00_to_v02_03_00.html#release-02-03-00">2.26. Release <code class="docutils literal notranslate"><span class="pre">02.03.00</span></code></a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1 current"><a class="reference internal" href="../../stack/index.html">3. Plug & Trust MW Stack</a><ul class="current"> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/features.html">3.1. Features</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/features.html#plug-trust-mw-block-diagram">3.2. Plug & Trust MW : Block Diagram</a></li> |
| <li class="toctree-l2 current"><a class="reference internal" href="../../sss-apis.html">3.3. SSS APIs</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/se05xfeatures.html">3.4. SSS APIs: SE051 vs SE050</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/param_checks.html">3.5. Parameter Check & Conventions</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/i2cm.html">3.6. I2CM / Secure Sensor</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/logging.html">3.7. Logging</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/feature-file.html">3.8. Feature File - <code class="docutils literal notranslate"><span class="pre">fsl_sss_ftr.h</span></code></a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/platf-scp-from-fs.html">3.9. Using Platform SCP Keys from File System</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/auth/auth-objects.html">3.10. Auth Objects</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/auth/auth-objects-userid.html">3.11. Auth Objects : UserID</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/auth/auth-objects-aeskey.html">3.12. Auth Objects : AESKey</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/auth/auth-objects-eckey.html">3.13. Auth Objects : ECKey</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/key-id-range.html">3.14. Key Id Range and Purpose</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/key-id-range.html#authentication-keys">3.15. Authentication Keys</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../stack/key-id-range.html#trust-provisioned-keyids">3.16. Trust provisioned KeyIDs</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../ex/doc/puf-scp03.html">3.17. SCP03 with PUF</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="sss_heap_management.html">3.18. SSS Heap Management</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../building/index.html">4. Building / Compiling</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../building/windows.html">4.1. Windows Build</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../building/frdm-k64f-sdk.html">4.2. Import MCUXPresso projects from SDK</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../building/frdm-k64f-cmake.html">4.3. Freedom K64F Build (CMake - Advanced)</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../building/imx6.html">4.4. i.MX Linux Build</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../building/rpi3.html">4.5. Raspberry Pi Build</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../building/cmake.html">4.6. CMake</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../scripts/cmake_options.html">4.7. CMake Options</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../demos/index.html">5. Demo and Examples</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#demo-list">5.1. Demo List</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#sss-api-examples">5.2. SSS API Examples</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#cloud-demos">5.3. Cloud Demos</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#linux-specific-demos">5.4. Linux Specific Demos</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#opc-ua-example">5.5. OPC-UA Example</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#arm-psa-example">5.6. ARM PSA Example</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#se05x-examples">5.7. SE05X Examples</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#openssl-examples">5.8. OpenSSL Examples</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#tests-for-user-crypto">5.9. Tests for User Crypto</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#nxpnfcrdlib-examples">5.10. NXPNFCRDLIB examples</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#ease-of-use-examples">5.11. Ease-of-Use examples</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#semslite-examples">5.12. Semslite examples</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/index.html#puf-examples">5.13. PUF examples</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../edgelock2go-agent.html">6. NXP EdgeLock 2GO Agent</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../nxp_iot_agent/doc/introduction.html">6.1. Introduction</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../nxp_iot_agent/doc/introduction.html#building-and-running-the-edgelock-2go-agent">6.2. Building and running the EdgeLock 2GO agent</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../nxp_iot_agent/doc/introduction.html#datastore-keystore">6.3. Datastore / Keystore</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../nxp_iot_agent/doc/introduction.html#connection-to-the-edgelock-2go-cloud-service">6.4. Connection to the EdgeLock 2GO cloud service</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../nxp_iot_agent/doc/introduction.html#claim-codes">6.5. Claim Codes</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../nxp_iot_agent/doc/edgelock2go_agent_apis.html">6.6. API</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../nxp_iot_agent/doc/readme_usage_examples.html">6.7. Usage Examples</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../semslite/doc/index.html">7. SEMS Lite Agent</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../semslite/doc/sems_lite_overview.html">7.1. SEMS Lite Overview (Only for SE051)</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../semslite/doc/sems_lite_package.html">7.2. Update Package</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../semslite/doc/sems_lite_usage.html">7.3. SEMS Lite Agent Usage</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../semslite/doc/sems_lite_mgmt_api.html">7.4. SEMS Lite management APIs</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../semslite/doc/sems_lite_process.html">7.5. SEMS Lite Agent Package Load Process</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../semslite/doc/sems_lite_api.html">7.6. APIs</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../semslite/doc/sems_lite_known_issue.html">7.7. SEMS Lite Known Issue</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../semslite/doc/demo_update.html">7.8. SEMS Lite DEMOs</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../plugins/index.html">8. Plugins / Add-ins</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../plugin/openssl/scripts/readme.html">8.1. Introduction on OpenSSL engine</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../plugin/mbedtls/scripts/readme.html">8.2. Introduction on mbedTLS ALT Implementation</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../plugin/psa/Readme.html">8.3. Platform Security Architecture</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../plugins/akm.html">8.4. Android Key master</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../plugin/open62541/readme.html">8.5. Introduction on Open62541 (OPC UA stack)</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../plugins/wifiEAP/wifiEAP.html">8.6. WiFi EAP Demo with Raspberry Pi3</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../plugins/pkcs11.html">8.7. PKCS#11 Standalone Library</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../cli-tool.html">9. CLI Tool</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/doc/introduction.html">9.1. Introduction</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/doc/block-diagram.html">9.2. Block Diagram</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/doc/pre-steps.html">9.3. Steps needed before running <code class="docutils literal notranslate"><span class="pre">ssscli</span></code> tool</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/doc/running.html">9.4. Running the <code class="docutils literal notranslate"><span class="pre">ssscli</span></code> tool - Windows</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/Provisioning/readme.html">9.5. CLI Provisioning</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/doc/readme_usage_examples.html">9.6. Usage Examples</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/doc/cli_commands_list.html">9.7. List of <code class="docutils literal notranslate"><span class="pre">ssscli</span></code> commands</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/doc/cli_data_format.html">9.8. CLI Data formats</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../pycli/doc/cli_object_policy.html">9.9. Object Policies Through ssscli</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/upload_se05x_using_pycli.html">9.10. Upload keys and certificates to SE05X using ssscli tool</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../a71ch.html">10. A71CH</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../a71ch/a71ch_sss.html">10.1. A71CH and SSS API</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../a71ch/a71ch_miscellaneous.html">10.2. Miscellaneous</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../a71ch/a71ch_legacy_host_api.html">10.3. A71CH Legacy API</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../a71ch/a71ch_legacy_hlse_api.html">10.4. A71CH Legacy HLSE (Generic) API</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../a71ch/a71ch_configure_tool.html">10.5. A71CH Legacy Configure Tool</a></li> |
| </ul> |
| </li> |
| <li class="toctree-l1"><a class="reference internal" href="../../appendix.html">11. Appendix</a><ul> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/glossary.html">11.1. Glossary</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/vcom.html">11.2. APDU Commands over VCOM</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/vs2019-setup.html">11.3. Visual Studio 2019 Setup</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/ide_mcux.html">11.4. Setting up MCUXPresso IDE</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../dev-platforms.html">11.5. Development Platforms</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/se_uid.html">11.6. How to get SE Platform Information and UID</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/version_info.html">11.7. Version Information</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../demos/Certificate_Chains/Readme.html">11.8. Certificate Chains</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/rjct_server.html">11.9. JRCP_v1 Server</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/platfscp.html">11.10. Using own Platform SCP03 Keys</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../appendix/apdu_write_to_buffer.html">11.11. Write APDU to buffer</a></li> |
| <li class="toctree-l2"><a class="reference internal" href="../../api/api_list.html">11.12. Plug & Trust MW APIs</a></li> |
| </ul> |
| </li> |
| </ul> |
| </ul> |
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| <div class="section" id="asymmetric"> |
| <h1><span class="section-number">3.3.5. </span>Asymmetric<a class="headerlink" href="#asymmetric" title="Permalink to this headline">¶</a></h1> |
| <div class="section" id="sign"> |
| <h2><span class="section-number">3.3.5.1. </span>Sign<a class="headerlink" href="#sign" title="Permalink to this headline">¶</a></h2> |
| <p>To perform sign operation , the sequence of APIs looks as under.</p> |
| <img alt="../../_images/asymm-sign.png" src="../../_images/asymm-sign.png" /> |
| <div class="admonition note"> |
| <p class="admonition-title">Note</p> |
| <ol class="arabic simple"> |
| <li><p>To perform rsa sign and verify on plain data (with hash calculated inside SE), use sss_se05x_asymmetric_sign and sss_se05x_asymmetric_verify apis.</p></li> |
| <li><p>Sign / Verify operations with Twisted Edward curve is supported only on plain data with hash calculated inside SE. Use sss_se05x_asymmetric_sign and sss_se05x_asymmetric_verify apis. Only SHA512 is supported.</p></li> |
| </ol> |
| </div> |
| </div> |
| <div class="section" id="verify"> |
| <h2><span class="section-number">3.3.5.2. </span>Verify<a class="headerlink" href="#verify" title="Permalink to this headline">¶</a></h2> |
| <p>To perform sign verify operation , the sequence of APIs looks as under:</p> |
| <img alt="../../_images/asymm-verify.png" src="../../_images/asymm-verify.png" /> |
| </div> |
| <div class="section" id="encryption"> |
| <h2><span class="section-number">3.3.5.3. </span>Encryption<a class="headerlink" href="#encryption" title="Permalink to this headline">¶</a></h2> |
| <p>To encrypt the data , the API sequence is as under:</p> |
| <img alt="../../_images/asymm-encrypt.png" src="../../_images/asymm-encrypt.png" /> |
| </div> |
| <div class="section" id="decryption"> |
| <h2><span class="section-number">3.3.5.4. </span>Decryption<a class="headerlink" href="#decryption" title="Permalink to this headline">¶</a></h2> |
| <p>To Decrypt the encrypted data , the API sequence is as under:</p> |
| <img alt="../../_images/asymm-decrypt.png" src="../../_images/asymm-decrypt.png" /> |
| </div> |
| <div class="section" id="reference-example"> |
| <h2><span class="section-number">3.3.5.5. </span>Reference Example<a class="headerlink" href="#reference-example" title="Permalink to this headline">¶</a></h2> |
| <p>Before we use any Cryptographic operations, we need relevent Keys |
| to be declared.</p> |
| <p>Here is a reference snippet to <em>inject</em> a key into the Secure Domain. |
| (If the key was already existing in the Key Store, these steps are |
| not needed)</p> |
| <div class="highlight-c notranslate"><div class="highlight"><pre><span></span> <span class="cm">/* Pre-requisite for Signing Part*/</span> |
| <span class="n">status</span> <span class="o">=</span> <span class="n">sss_key_object_init</span><span class="p">(</span><span class="o">&</span><span class="n">keyPair</span><span class="p">,</span> <span class="o">&</span><span class="n">pCtx</span><span class="o">-></span><span class="n">ks</span><span class="p">);</span> |
| <span class="n">ENSURE_OR_GO_CLEANUP</span><span class="p">(</span><span class="n">status</span> <span class="o">==</span> <span class="n">kStatus_SSS_Success</span><span class="p">);</span> |
| |
| <span class="n">status</span> <span class="o">=</span> <span class="n">sss_key_object_allocate_handle</span><span class="p">(</span><span class="o">&</span><span class="n">keyPair</span><span class="p">,</span> |
| <span class="n">MAKE_TEST_ID</span><span class="p">(</span><span class="n">__LINE__</span><span class="p">),</span> |
| <span class="n">kSSS_KeyPart_Pair</span><span class="p">,</span> |
| <span class="n">kSSS_CipherType_EC_NIST_P</span><span class="p">,</span> |
| <span class="k">sizeof</span><span class="p">(</span><span class="n">keyPairData</span><span class="p">),</span> |
| <span class="n">kKeyObject_Mode_Persistent</span><span class="p">);</span> |
| <span class="n">ENSURE_OR_GO_CLEANUP</span><span class="p">(</span><span class="n">status</span> <span class="o">==</span> <span class="n">kStatus_SSS_Success</span><span class="p">);</span> |
| |
| <span class="n">status</span> <span class="o">=</span> <span class="n">sss_key_store_set_key</span><span class="p">(</span><span class="o">&</span><span class="n">pCtx</span><span class="o">-></span><span class="n">ks</span><span class="p">,</span> <span class="o">&</span><span class="n">keyPair</span><span class="p">,</span> <span class="n">keyPairData</span><span class="p">,</span> <span class="k">sizeof</span><span class="p">(</span><span class="n">keyPairData</span><span class="p">),</span> <span class="n">EC_KEY_BIT_LEN</span><span class="p">,</span> <span class="nb">NULL</span><span class="p">,</span> <span class="mi">0</span><span class="p">);</span> |
| <span class="n">ENSURE_OR_GO_CLEANUP</span><span class="p">(</span><span class="n">status</span> <span class="o">==</span> <span class="n">kStatus_SSS_Success</span><span class="p">);</span> |
| |
| </pre></div> |
| </div> |
| <p>Signing on a <code class="samp docutils literal notranslate"><span class="pre">digest</span></code> of length <code class="samp docutils literal notranslate"><span class="pre">digestLen</span></code> is performed |
| as below.</p> |
| <div class="highlight-c notranslate"><div class="highlight"><pre><span></span> <span class="n">status</span> <span class="o">=</span> <span class="n">sss_asymmetric_context_init</span><span class="p">(</span><span class="o">&</span><span class="n">ctx_asymm</span><span class="p">,</span> <span class="o">&</span><span class="n">pCtx</span><span class="o">-></span><span class="n">session</span><span class="p">,</span> <span class="o">&</span><span class="n">keyPair</span><span class="p">,</span> <span class="n">kAlgorithm_SSS_SHA256</span><span class="p">,</span> <span class="n">kMode_SSS_Sign</span><span class="p">);</span> |
| <span class="n">ENSURE_OR_GO_CLEANUP</span><span class="p">(</span><span class="n">status</span> <span class="o">==</span> <span class="n">kStatus_SSS_Success</span><span class="p">);</span> |
| |
| <span class="n">signatureLen</span> <span class="o">=</span> <span class="k">sizeof</span><span class="p">(</span><span class="n">signature</span><span class="p">);</span> |
| <span class="cm">/* Do Signing */</span> |
| <span class="n">LOG_I</span><span class="p">(</span><span class="s">"Do Signing"</span><span class="p">);</span> |
| <span class="n">LOG_MAU8_I</span><span class="p">(</span><span class="s">"digest"</span><span class="p">,</span> <span class="n">digest</span><span class="p">,</span> <span class="n">digestLen</span><span class="p">);</span> |
| <span class="n">status</span> <span class="o">=</span> <span class="n">sss_asymmetric_sign_digest</span><span class="p">(</span><span class="o">&</span><span class="n">ctx_asymm</span><span class="p">,</span> <span class="n">digest</span><span class="p">,</span> <span class="n">digestLen</span><span class="p">,</span> <span class="n">signature</span><span class="p">,</span> <span class="o">&</span><span class="n">signatureLen</span><span class="p">);</span> |
| <span class="n">ENSURE_OR_GO_CLEANUP</span><span class="p">(</span><span class="n">status</span> <span class="o">==</span> <span class="n">kStatus_SSS_Success</span><span class="p">);</span> |
| <span class="n">LOG_MAU8_I</span><span class="p">(</span><span class="s">"signature"</span><span class="p">,</span> <span class="n">signature</span><span class="p">,</span> <span class="n">signatureLen</span><span class="p">);</span> |
| <span class="n">LOG_I</span><span class="p">(</span><span class="s">"Signing Successful !!!"</span><span class="p">);</span> |
| <span class="n">sss_asymmetric_context_free</span><span class="p">(</span><span class="o">&</span><span class="n">ctx_asymm</span><span class="p">);</span> |
| </pre></div> |
| </div> |
| <p>After the above operation, <code class="samp docutils literal notranslate"><span class="pre">signature</span></code> has the signature using |
| the key object <code class="samp docutils literal notranslate"><span class="pre">keyPair</span></code>.</p> |
| </div> |
| <div class="section" id="rsa-encryption-algorithms-supported"> |
| <h2><span class="section-number">3.3.5.6. </span>RSA Encryption algorithms supported<a class="headerlink" href="#rsa-encryption-algorithms-supported" title="Permalink to this headline">¶</a></h2> |
| <p>Supported rsa encyption / decryption algotithms - <code class="docutils literal notranslate"><span class="pre">PKCS1_OAEP</span></code> and <code class="docutils literal notranslate"><span class="pre">PKCS1_V1_5</span></code>.</p> |
| <div class="highlight-c notranslate"><div class="highlight"><pre><span></span> <span class="n">kAlgorithm_SSS_RSAES_PKCS1_OAEP_SHA1</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSAES_PKCS1_OAEP</span><span class="p">,</span> <span class="mh">0x01</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSAES_PKCS1_OAEP_SHA224</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSAES_PKCS1_OAEP</span><span class="p">,</span> <span class="mh">0x02</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSAES_PKCS1_OAEP_SHA256</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSAES_PKCS1_OAEP</span><span class="p">,</span> <span class="mh">0x03</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSAES_PKCS1_OAEP_SHA384</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSAES_PKCS1_OAEP</span><span class="p">,</span> <span class="mh">0x04</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSAES_PKCS1_OAEP_SHA512</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSAES_PKCS1_OAEP</span><span class="p">,</span> <span class="mh">0x05</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSAES_PKCS1_V1_5</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSAES_PKCS1_V1_5</span><span class="p">,</span> <span class="mh">0x01</span><span class="p">),</span> |
| </pre></div> |
| </div> |
| </div> |
| <div class="section" id="rsa-signature-algorithms-supported"> |
| <h2><span class="section-number">3.3.5.7. </span>RSA Signature algorithms supported<a class="headerlink" href="#rsa-signature-algorithms-supported" title="Permalink to this headline">¶</a></h2> |
| <p>Supported rsa sign / verify algotithms - <code class="docutils literal notranslate"><span class="pre">PKCS1_PSS_MGF1</span></code> , <code class="docutils literal notranslate"><span class="pre">PKCS1_V1_5</span></code> and <code class="docutils literal notranslate"><span class="pre">No_Padding</span></code>.</p> |
| <p>Hash algorithms supported for sign/verify - <code class="docutils literal notranslate"><span class="pre">SHA1,</span> <span class="pre">SHA224,</span> <span class="pre">SHA256,</span> <span class="pre">SHA384,</span> <span class="pre">SHA512</span></code></p> |
| <div class="highlight-c notranslate"><div class="highlight"><pre><span></span> <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_V1_5_NO_HASH</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_V1_5</span><span class="p">,</span> <span class="mh">0x01</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_V1_5_SHA1</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_V1_5</span><span class="p">,</span> <span class="mh">0x02</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_V1_5_SHA224</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_V1_5</span><span class="p">,</span> <span class="mh">0x03</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_V1_5_SHA256</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_V1_5</span><span class="p">,</span> <span class="mh">0x04</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_V1_5_SHA384</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_V1_5</span><span class="p">,</span> <span class="mh">0x05</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_V1_5_SHA512</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_V1_5</span><span class="p">,</span> <span class="mh">0x06</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_PSS_MGF1_SHA1</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_PSS_MGF1</span><span class="p">,</span> <span class="mh">0x01</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_PSS_MGF1_SHA224</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_PSS_MGF1</span><span class="p">,</span> <span class="mh">0x02</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_PSS_MGF1_SHA256</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_PSS_MGF1</span><span class="p">,</span> <span class="mh">0x03</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_PSS_MGF1_SHA384</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_PSS_MGF1</span><span class="p">,</span> <span class="mh">0x04</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_RSASSA_PKCS1_PSS_MGF1_SHA512</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_PKCS1_PSS_MGF1</span><span class="p">,</span> <span class="mh">0x05</span><span class="p">),</span> |
| </pre></div> |
| </div> |
| <div class="highlight-c notranslate"><div class="highlight"><pre><span></span> <span class="n">kAlgorithm_SSS_RSASSA_NO_PADDING</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">RSASSA_NO_PADDING</span><span class="p">,</span> <span class="mh">0x01</span><span class="p">),</span> |
| </pre></div> |
| </div> |
| <p>When using <code class="docutils literal notranslate"><span class="pre">PKCS1_PSS_MGF1</span></code> padding, there are few limitations on hash algorithm with rsa key size as below,</p> |
| <table class="colwidths-given docutils align-default"> |
| <colgroup> |
| <col style="width: 29%" /> |
| <col style="width: 71%" /> |
| </colgroup> |
| <thead> |
| <tr class="row-odd"><th class="head"><p>RSA Bit Length</p></th> |
| <th class="head"><p>Valid Hash Algorithm</p></th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr class="row-even"><td><p>512</p></td> |
| <td><p>SHA1, SHA224</p></td> |
| </tr> |
| <tr class="row-odd"><td><p>1024</p></td> |
| <td><p>SHA1, SHA224, SHA256, SHA384</p></td> |
| </tr> |
| <tr class="row-even"><td><p>1152</p></td> |
| <td><p>SHA1, SHA224, SHA256, SHA384, SHA512</p></td> |
| </tr> |
| <tr class="row-odd"><td><p>2048</p></td> |
| <td><p>SHA1, SHA224, SHA256, SHA384, SHA512</p></td> |
| </tr> |
| <tr class="row-even"><td><p>3072</p></td> |
| <td><p>SHA1, SHA224, SHA256, SHA384, SHA512</p></td> |
| </tr> |
| <tr class="row-odd"><td><p>4096</p></td> |
| <td><p>SHA1, SHA224, SHA256, SHA384, SHA512</p></td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| <div class="section" id="ecc-signature-algorithms-supported"> |
| <h2><span class="section-number">3.3.5.8. </span>ECC Signature algorithms supported<a class="headerlink" href="#ecc-signature-algorithms-supported" title="Permalink to this headline">¶</a></h2> |
| <p>Supported hash values for ecc sign / verify - <code class="docutils literal notranslate"><span class="pre">SHA1,</span> <span class="pre">SHA224,</span> <span class="pre">SHA256,</span> <span class="pre">SHA384,</span> <span class="pre">SHA512</span></code></p> |
| <div class="highlight-c notranslate"><div class="highlight"><pre><span></span> <span class="n">kAlgorithm_SSS_ECDSA_SHA1</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">ECDSA</span><span class="p">,</span> <span class="mh">0x01</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_ECDSA_SHA224</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">ECDSA</span><span class="p">,</span> <span class="mh">0x02</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_ECDSA_SHA256</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">ECDSA</span><span class="p">,</span> <span class="mh">0x03</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_ECDSA_SHA384</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">ECDSA</span><span class="p">,</span> <span class="mh">0x04</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_ECDSA_SHA512</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">ECDSA</span><span class="p">,</span> <span class="mh">0x05</span><span class="p">),</span> |
| </pre></div> |
| </div> |
| <p>OR</p> |
| <div class="highlight-c notranslate"><div class="highlight"><pre><span></span> <span class="n">kAlgorithm_SSS_SHA1</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">SHA</span><span class="p">,</span> <span class="mh">0x01</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_SHA224</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">SHA</span><span class="p">,</span> <span class="mh">0x02</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_SHA256</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">SHA</span><span class="p">,</span> <span class="mh">0x03</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_SHA384</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">SHA</span><span class="p">,</span> <span class="mh">0x04</span><span class="p">),</span> |
| <span class="n">kAlgorithm_SSS_SHA512</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">SHA</span><span class="p">,</span> <span class="mh">0x05</span><span class="p">),</span> |
| </pre></div> |
| </div> |
| <p>ECDAA algorithm</p> |
| <div class="highlight-c notranslate"><div class="highlight"><pre><span></span> <span class="n">kAlgorithm_SSS_ECDAA</span> <span class="o">=</span> <span class="n">SSS_ENUM_ALGORITHM</span><span class="p">(</span><span class="n">ECDAA</span><span class="p">,</span> <span class="mh">0x01</span><span class="p">),</span> |
| </pre></div> |
| </div> |
| </div> |
| <div class="section" id="apis"> |
| <h2><span class="section-number">3.3.5.9. </span>APIs<a class="headerlink" href="#apis" title="Permalink to this headline">¶</a></h2> |
| <dl class="group"> |
| <dt> |
| <em>group</em> <code class="sig-name descname">sss_crypto_asymmetric</code></dt> |
| <dd><p>Asymmetric cryptographic operations like <code class="docutils literal notranslate"><span class="pre">RSA</span></code> / <code class="docutils literal notranslate"><span class="pre">ECC/etc</span></code>. </p> |
| <div class="breathe-sectiondef docutils container"> |
| <p class="breathe-sectiondef-title rubric">Functions</p> |
| <dl class="function"> |
| <dt> |
| void <code class="sig-name descname">sss_asymmetric_context_free</code><span class="sig-paren">(</span><a class="reference internal" href="../../api/structsss__asymmetric__t.html#_CPPv416sss_asymmetric_t" title="sss_asymmetric_t">sss_asymmetric_t</a> *<em>context</em><span class="sig-paren">)</span><br /></dt> |
| <dd><p>Asymmetric context release. The function frees asymmetric context. </p> |
| <p><dl class="simple"> |
| <dt><strong>Parameters</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><span class="pre">context</span></code>: Pointer to asymmetric context. </p></li> |
| </ul> |
| </dd> |
| </dl> |
| </p> |
| </dd></dl> |
| |
| <dl class="function"> |
| <dt> |
| <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#_CPPv412sss_status_t" title="sss_status_t">sss_status_t</a> <code class="sig-name descname">sss_asymmetric_context_init</code><span class="sig-paren">(</span><a class="reference internal" href="../../api/structsss__asymmetric__t.html#_CPPv416sss_asymmetric_t" title="sss_asymmetric_t">sss_asymmetric_t</a> *<em>context</em>, <a class="reference internal" href="../../api/structsss__session__t.html#_CPPv413sss_session_t" title="sss_session_t">sss_session_t</a> *<em>session</em>, <a class="reference internal" href="../../api/structsss__object__t.html#_CPPv412sss_object_t" title="sss_object_t">sss_object_t</a> *<em>keyObject</em>, <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a9f0675a6f252b50493553d47164fb5b7.html#_CPPv415sss_algorithm_t" title="sss_algorithm_t">sss_algorithm_t</a> <em>algorithm</em>, <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a85c5ee04ee7d6fc1ba71d2619a9823a3.html#_CPPv410sss_mode_t" title="sss_mode_t">sss_mode_t</a> <em>mode</em><span class="sig-paren">)</span><br /></dt> |
| <dd><p>Asymmetric context init. The function initializes asymmetric context with initial values. </p> |
| <p><dl class="simple"> |
| <dt><strong>Return</strong></dt><dd><p>Status of the operation </p> |
| </dd> |
| <dt><strong>Parameters</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><span class="pre">context</span></code>: Pointer to asymmetric crypto context. </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">session</span></code>: Associate SSS session with asymmetric context. </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">keyObject</span></code>: Associate SSS key object with asymmetric context. </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">algorithm</span></code>: One of the asymmetric algorithms defined by <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a9f0675a6f252b50493553d47164fb5b7.html#fsl__sss__api_8h_1a9f0675a6f252b50493553d47164fb5b7"><span class="std std-ref">sss_algorithm_t</span></a>. </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">mode</span></code>: One of the modes defined by <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a85c5ee04ee7d6fc1ba71d2619a9823a3.html#fsl__sss__api_8h_1a85c5ee04ee7d6fc1ba71d2619a9823a3"><span class="std std-ref">sss_mode_t</span></a>.</p></li> |
| </ul> |
| </dd> |
| <dt><strong>Return Value</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70abbddf43382dda6bce2ae5fd96fcfc97c"><span class="std std-ref"><span class="pre">kStatus_SSS_Success</span></span></a></code>: The operation has completed successfully. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70a32741fa0bf21fca96d56375fc8f826e2"><span class="std std-ref"><span class="pre">kStatus_SSS_Fail</span></span></a></code>: The operation has failed. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70aa1c9ed2c7a55af9b3a7c22927973e7d5"><span class="std std-ref"><span class="pre">kStatus_SSS_InvalidArgument</span></span></a></code>: One of the arguments is invalid for the function to execute. </p></li> |
| </ul> |
| </dd> |
| </dl> |
| </p> |
| </dd></dl> |
| |
| <dl class="function"> |
| <dt> |
| <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#_CPPv412sss_status_t" title="sss_status_t">sss_status_t</a> <code class="sig-name descname">sss_asymmetric_decrypt</code><span class="sig-paren">(</span><a class="reference internal" href="../../api/structsss__asymmetric__t.html#_CPPv416sss_asymmetric_t" title="sss_asymmetric_t">sss_asymmetric_t</a> *<em>context</em>, <em class="property">const</em> uint8_t *<em>srcData</em>, size_t <em>srcLen</em>, uint8_t *<em>destData</em>, size_t *<em>destLen</em><span class="sig-paren">)</span><br /></dt> |
| <dd><p>Asymmetric decryption The function uses asymmetric algorithm to decrypt data. Private key portion of a key pair is used for decryption. </p> |
| <p><dl class="simple"> |
| <dt><strong>Return</strong></dt><dd><p>Status of the operation </p> |
| </dd> |
| <dt><strong>Parameters</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><span class="pre">context</span></code>: Pointer to asymmetric context. </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">srcData</span></code>: Input buffer </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">srcLen</span></code>: Length of the input in bytes </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">destData</span></code>: Output buffer </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">destLen</span></code>: Length of the output in bytes</p></li> |
| </ul> |
| </dd> |
| <dt><strong>Return Value</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70abbddf43382dda6bce2ae5fd96fcfc97c"><span class="std std-ref"><span class="pre">kStatus_SSS_Success</span></span></a></code>: The operation has completed successfully. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70a32741fa0bf21fca96d56375fc8f826e2"><span class="std std-ref"><span class="pre">kStatus_SSS_Fail</span></span></a></code>: The operation has failed. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70aa1c9ed2c7a55af9b3a7c22927973e7d5"><span class="std std-ref"><span class="pre">kStatus_SSS_InvalidArgument</span></span></a></code>: One of the arguments is invalid for the function to execute. </p></li> |
| </ul> |
| </dd> |
| </dl> |
| </p> |
| </dd></dl> |
| |
| <dl class="function"> |
| <dt> |
| <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#_CPPv412sss_status_t" title="sss_status_t">sss_status_t</a> <code class="sig-name descname">sss_asymmetric_encrypt</code><span class="sig-paren">(</span><a class="reference internal" href="../../api/structsss__asymmetric__t.html#_CPPv416sss_asymmetric_t" title="sss_asymmetric_t">sss_asymmetric_t</a> *<em>context</em>, <em class="property">const</em> uint8_t *<em>srcData</em>, size_t <em>srcLen</em>, uint8_t *<em>destData</em>, size_t *<em>destLen</em><span class="sig-paren">)</span><br /></dt> |
| <dd><p>Asymmetric encryption The function uses asymmetric algorithm to encrypt data. Public key portion of a key pair is used for encryption. </p> |
| <p><dl class="simple"> |
| <dt><strong>Return</strong></dt><dd><p>Status of the operation </p> |
| </dd> |
| <dt><strong>Parameters</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><span class="pre">context</span></code>: Pointer to asymmetric context. </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">srcData</span></code>: Input buffer </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">srcLen</span></code>: Length of the input in bytes </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">destData</span></code>: Output buffer </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">destLen</span></code>: Length of the output in bytes</p></li> |
| </ul> |
| </dd> |
| <dt><strong>Return Value</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70abbddf43382dda6bce2ae5fd96fcfc97c"><span class="std std-ref"><span class="pre">kStatus_SSS_Success</span></span></a></code>: The operation has completed successfully. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70a32741fa0bf21fca96d56375fc8f826e2"><span class="std std-ref"><span class="pre">kStatus_SSS_Fail</span></span></a></code>: The operation has failed. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70aa1c9ed2c7a55af9b3a7c22927973e7d5"><span class="std std-ref"><span class="pre">kStatus_SSS_InvalidArgument</span></span></a></code>: One of the arguments is invalid for the function to execute. </p></li> |
| </ul> |
| </dd> |
| </dl> |
| </p> |
| </dd></dl> |
| |
| <dl class="function"> |
| <dt> |
| <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#_CPPv412sss_status_t" title="sss_status_t">sss_status_t</a> <code class="sig-name descname">sss_asymmetric_sign_digest</code><span class="sig-paren">(</span><a class="reference internal" href="../../api/structsss__asymmetric__t.html#_CPPv416sss_asymmetric_t" title="sss_asymmetric_t">sss_asymmetric_t</a> *<em>context</em>, uint8_t *<em>digest</em>, size_t <em>digestLen</em>, uint8_t *<em>signature</em>, size_t *<em>signatureLen</em><span class="sig-paren">)</span><br /></dt> |
| <dd><p>Asymmetric signature of a message digest The function signs a message digest. </p> |
| <p><dl class="simple"> |
| <dt><strong>Return</strong></dt><dd><p>Status of the operation </p> |
| </dd> |
| <dt><strong>Parameters</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><span class="pre">context</span></code>: Pointer to asymmetric context. </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">digest</span></code>: Input buffer containing the input message digest </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">digestLen</span></code>: Length of the digest in bytes </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">signature</span></code>: Output buffer written with the signature of the digest </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">signatureLen</span></code>: Length of the signature in bytes</p></li> |
| </ul> |
| </dd> |
| <dt><strong>Return Value</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70abbddf43382dda6bce2ae5fd96fcfc97c"><span class="std std-ref"><span class="pre">kStatus_SSS_Success</span></span></a></code>: The operation has completed successfully. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70a32741fa0bf21fca96d56375fc8f826e2"><span class="std std-ref"><span class="pre">kStatus_SSS_Fail</span></span></a></code>: The operation has failed. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70aa1c9ed2c7a55af9b3a7c22927973e7d5"><span class="std std-ref"><span class="pre">kStatus_SSS_InvalidArgument</span></span></a></code>: One of the arguments is invalid for the function to execute. </p></li> |
| </ul> |
| </dd> |
| </dl> |
| </p> |
| </dd></dl> |
| |
| <dl class="function"> |
| <dt> |
| <a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#_CPPv412sss_status_t" title="sss_status_t">sss_status_t</a> <code class="sig-name descname">sss_asymmetric_verify_digest</code><span class="sig-paren">(</span><a class="reference internal" href="../../api/structsss__asymmetric__t.html#_CPPv416sss_asymmetric_t" title="sss_asymmetric_t">sss_asymmetric_t</a> *<em>context</em>, uint8_t *<em>digest</em>, size_t <em>digestLen</em>, uint8_t *<em>signature</em>, size_t <em>signatureLen</em><span class="sig-paren">)</span><br /></dt> |
| <dd><p>Asymmetric verify of a message digest The function verifies a message digest. </p> |
| <p><dl class="simple"> |
| <dt><strong>Return</strong></dt><dd><p>Status of the operation </p> |
| </dd> |
| <dt><strong>Parameters</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><span class="pre">context</span></code>: Pointer to asymmetric context. </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">digest</span></code>: Input buffer containing the input message digest </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">digestLen</span></code>: Length of the digest in bytes </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">signature</span></code>: Input buffer containing the signature to verify </p></li> |
| <li><p><code class="docutils literal notranslate"><span class="pre">signatureLen</span></code>: Length of the signature in bytes</p></li> |
| </ul> |
| </dd> |
| <dt><strong>Return Value</strong></dt><dd><ul class="breatheparameterlist simple"> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70abbddf43382dda6bce2ae5fd96fcfc97c"><span class="std std-ref"><span class="pre">kStatus_SSS_Success</span></span></a></code>: The operation has completed successfully. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70a32741fa0bf21fca96d56375fc8f826e2"><span class="std std-ref"><span class="pre">kStatus_SSS_Fail</span></span></a></code>: The operation has failed. </p></li> |
| <li><p><code class="docutils literal notranslate"><a class="reference internal" href="../../api/enum_fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70.html#fsl__sss__api_8h_1a82a023f4d1bf8b22df395d3bffb0ce70aa1c9ed2c7a55af9b3a7c22927973e7d5"><span class="std std-ref"><span class="pre">kStatus_SSS_InvalidArgument</span></span></a></code>: One of the arguments is invalid for the function to execute. </p></li> |
| </ul> |
| </dd> |
| </dl> |
| </p> |
| </dd></dl> |
| |
| </div> |
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