|  | /* | 
|  | *  SSL client with certificate authentication | 
|  | * | 
|  | *  Copyright The Mbed TLS Contributors | 
|  | *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later | 
|  | */ | 
|  |  | 
|  | #define MBEDTLS_ALLOW_PRIVATE_ACCESS | 
|  |  | 
|  | #include "ssl_test_lib.h" | 
|  |  | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | #include "test/psa_crypto_helpers.h" | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO || MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_TEST_IMPOSSIBLE) | 
|  | int main(void) | 
|  | { | 
|  | mbedtls_printf(MBEDTLS_SSL_TEST_IMPOSSIBLE); | 
|  | mbedtls_exit(0); | 
|  | } | 
|  | #elif !defined(MBEDTLS_SSL_CLI_C) | 
|  | int main(void) | 
|  | { | 
|  | mbedtls_printf("MBEDTLS_SSL_CLI_C not defined.\n"); | 
|  | mbedtls_exit(0); | 
|  | } | 
|  | #else /* !MBEDTLS_SSL_TEST_IMPOSSIBLE && MBEDTLS_SSL_CLI_C */ | 
|  |  | 
|  | /* Size of memory to be allocated for the heap, when using the library's memory | 
|  | * management and MBEDTLS_MEMORY_BUFFER_ALLOC_C is enabled. */ | 
|  | #define MEMORY_HEAP_SIZE      120000 | 
|  |  | 
|  | #define MAX_REQUEST_SIZE      20000 | 
|  | #define MAX_REQUEST_SIZE_STR "20000" | 
|  |  | 
|  | #define DFL_SERVER_NAME         "localhost" | 
|  | #define DFL_SERVER_ADDR         NULL | 
|  | #define DFL_SERVER_PORT         "4433" | 
|  | #define DFL_REQUEST_PAGE        "/" | 
|  | #define DFL_REQUEST_SIZE        -1 | 
|  | #define DFL_DEBUG_LEVEL         0 | 
|  | #define DFL_CONTEXT_CRT_CB      0 | 
|  | #define DFL_NBIO                0 | 
|  | #define DFL_EVENT               0 | 
|  | #define DFL_READ_TIMEOUT        0 | 
|  | #define DFL_MAX_RESEND          0 | 
|  | #define DFL_CA_FILE             "" | 
|  | #define DFL_CA_PATH             "" | 
|  | #define DFL_CRT_FILE            "" | 
|  | #define DFL_KEY_FILE            "" | 
|  | #define DFL_KEY_OPAQUE          0 | 
|  | #define DFL_KEY_PWD             "" | 
|  | #define DFL_PSK                 "" | 
|  | #define DFL_EARLY_DATA          "" | 
|  | #define DFL_PSK_OPAQUE          0 | 
|  | #define DFL_PSK_IDENTITY        "Client_identity" | 
|  | #define DFL_ECJPAKE_PW          NULL | 
|  | #define DFL_ECJPAKE_PW_OPAQUE   0 | 
|  | #define DFL_EC_MAX_OPS          -1 | 
|  | #define DFL_FORCE_CIPHER        0 | 
|  | #define DFL_TLS1_3_KEX_MODES    MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_ALL | 
|  | #define DFL_RENEGOTIATION       MBEDTLS_SSL_RENEGOTIATION_DISABLED | 
|  | #define DFL_ALLOW_LEGACY        -2 | 
|  | #define DFL_RENEGOTIATE         0 | 
|  | #define DFL_EXCHANGES           1 | 
|  | #define DFL_MIN_VERSION         -1 | 
|  | #define DFL_MAX_VERSION         -1 | 
|  | #define DFL_SHA1                -1 | 
|  | #define DFL_AUTH_MODE           -1 | 
|  | #define DFL_MFL_CODE            MBEDTLS_SSL_MAX_FRAG_LEN_NONE | 
|  | #define DFL_TRUNC_HMAC          -1 | 
|  | #define DFL_RECSPLIT            -1 | 
|  | #define DFL_DHMLEN              -1 | 
|  | #define DFL_RECONNECT           0 | 
|  | #define DFL_RECO_SERVER_NAME    NULL | 
|  | #define DFL_RECO_DELAY          0 | 
|  | #define DFL_RECO_MODE           1 | 
|  | #define DFL_CID_ENABLED         0 | 
|  | #define DFL_CID_VALUE           "" | 
|  | #define DFL_CID_ENABLED_RENEGO  -1 | 
|  | #define DFL_CID_VALUE_RENEGO    NULL | 
|  | #define DFL_RECONNECT_HARD      0 | 
|  | #define DFL_TICKETS             MBEDTLS_SSL_SESSION_TICKETS_ENABLED | 
|  | #define DFL_ALPN_STRING         NULL | 
|  | #define DFL_GROUPS              NULL | 
|  | #define DFL_SIG_ALGS            NULL | 
|  | #define DFL_TRANSPORT           MBEDTLS_SSL_TRANSPORT_STREAM | 
|  | #define DFL_HS_TO_MIN           0 | 
|  | #define DFL_HS_TO_MAX           0 | 
|  | #define DFL_DTLS_MTU            -1 | 
|  | #define DFL_DGRAM_PACKING        1 | 
|  | #define DFL_FALLBACK            -1 | 
|  | #define DFL_EXTENDED_MS         -1 | 
|  | #define DFL_ETM                 -1 | 
|  | #define DFL_SERIALIZE           0 | 
|  | #define DFL_CONTEXT_FILE        "" | 
|  | #define DFL_EXTENDED_MS_ENFORCE -1 | 
|  | #define DFL_CA_CALLBACK         0 | 
|  | #define DFL_EAP_TLS             0 | 
|  | #define DFL_REPRODUCIBLE        0 | 
|  | #define DFL_NSS_KEYLOG          0 | 
|  | #define DFL_NSS_KEYLOG_FILE     NULL | 
|  | #define DFL_SKIP_CLOSE_NOTIFY   0 | 
|  | #define DFL_QUERY_CONFIG_MODE   0 | 
|  | #define DFL_USE_SRTP            0 | 
|  | #define DFL_SRTP_FORCE_PROFILE  0 | 
|  | #define DFL_SRTP_MKI            "" | 
|  | #define DFL_KEY_OPAQUE_ALG      "none" | 
|  |  | 
|  | #define GET_REQUEST "GET %s HTTP/1.0\r\nExtra-header: " | 
|  | #define GET_REQUEST_END "\r\n\r\n" | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | #define USAGE_CONTEXT_CRT_CB \ | 
|  | "    context_crt_cb=%%d   This determines whether the CRT verification callback is bound\n" \ | 
|  | "                        to the SSL configuration of the SSL context.\n" \ | 
|  | "                        Possible values:\n" \ | 
|  | "                        - 0 (default): Use CRT callback bound to configuration\n" \ | 
|  | "                        - 1: Use CRT callback bound to SSL context\n" | 
|  | #else | 
|  | #define USAGE_CONTEXT_CRT_CB "" | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | #if defined(MBEDTLS_FS_IO) | 
|  | #define USAGE_IO \ | 
|  | "    ca_file=%%s          The single file containing the top-level CA(s) you fully trust\n" \ | 
|  | "                        default: \"\" (pre-loaded)\n" \ | 
|  | "                        use \"none\" to skip loading any top-level CAs.\n" \ | 
|  | "    ca_path=%%s          The path containing the top-level CA(s) you fully trust\n" \ | 
|  | "                        default: \"\" (pre-loaded) (overrides ca_file)\n" \ | 
|  | "                        use \"none\" to skip loading any top-level CAs.\n" \ | 
|  | "    crt_file=%%s         Your own cert and chain (in bottom to top order, top may be omitted)\n" \ | 
|  | "                        default: \"\" (pre-loaded)\n" \ | 
|  | "    key_file=%%s         default: \"\" (pre-loaded)\n" \ | 
|  | "    key_pwd=%%s          Password for key specified by key_file argument\n" \ | 
|  | "                        default: none\n" | 
|  | #else | 
|  | #define USAGE_IO \ | 
|  | "    No file operations available (MBEDTLS_FS_IO not defined)\n" | 
|  | #endif /* MBEDTLS_FS_IO */ | 
|  | #else /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  | #define USAGE_IO "" | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) && defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | #define USAGE_KEY_OPAQUE \ | 
|  | "    key_opaque=%%d       Handle your private key as if it were opaque\n" \ | 
|  | "                        default: 0 (disabled)\n" | 
|  | #else | 
|  | #define USAGE_KEY_OPAQUE "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | #define USAGE_CID \ | 
|  | "    cid=%%d             Disable (0) or enable (1) the use of the DTLS Connection ID extension.\n" \ | 
|  | "                       default: 0 (disabled)\n"     \ | 
|  | "    cid_renego=%%d      Disable (0) or enable (1) the use of the DTLS Connection ID extension during renegotiation.\n" \ | 
|  | "                       default: same as 'cid' parameter\n"     \ | 
|  | "    cid_val=%%s          The CID to use for incoming messages (in hex, without 0x).\n"  \ | 
|  | "                        default: \"\"\n" \ | 
|  | "    cid_val_renego=%%s   The CID to use for incoming messages (in hex, without 0x) after renegotiation.\n"  \ | 
|  | "                        default: same as 'cid_val' parameter\n" | 
|  | #else /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  | #define USAGE_CID "" | 
|  | #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED) | 
|  | #define USAGE_PSK_RAW                                               \ | 
|  | "    psk=%%s              default: \"\" (disabled)\n"     \ | 
|  | "                          The PSK values are in hex, without 0x.\n" \ | 
|  | "    psk_identity=%%s     default: \"Client_identity\"\n" | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | #define USAGE_PSK_SLOT                          \ | 
|  | "    psk_opaque=%%d       default: 0 (don't use opaque static PSK)\n"     \ | 
|  | "                          Enable this to store the PSK configured through command line\n" \ | 
|  | "                          parameter `psk` in a PSA-based key slot.\n" \ | 
|  | "                          Note: Currently only supported in conjunction with\n"                  \ | 
|  | "                          the use of min_version to force TLS 1.2 and force_ciphersuite \n"      \ | 
|  | "                          to force a particular PSK-only ciphersuite.\n"                         \ | 
|  | "                          Note: This is to test integration of PSA-based opaque PSKs with\n"     \ | 
|  | "                          Mbed TLS only. Production systems are likely to configure Mbed TLS\n"  \ | 
|  | "                          with prepopulated key slots instead of importing raw key material.\n" | 
|  | #else | 
|  | #define USAGE_PSK_SLOT "" | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO */ | 
|  | #define USAGE_PSK USAGE_PSK_RAW USAGE_PSK_SLOT | 
|  | #else | 
|  | #define USAGE_PSK "" | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK) | 
|  | #define USAGE_CA_CALLBACK                       \ | 
|  | "   ca_callback=%%d       default: 0 (disabled)\n"      \ | 
|  | "                         Enable this to use the trusted certificate callback function\n" | 
|  | #else | 
|  | #define USAGE_CA_CALLBACK "" | 
|  | #endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_SESSION_TICKETS) | 
|  | #define USAGE_TICKETS                                       \ | 
|  | "    tickets=%%d          default: 1 (enabled)\n" | 
|  | #else | 
|  | #define USAGE_TICKETS "" | 
|  | #endif /* MBEDTLS_SSL_SESSION_TICKETS */ | 
|  |  | 
|  | #define USAGE_EAP_TLS                                       \ | 
|  | "    eap_tls=%%d          default: 0 (disabled)\n" | 
|  | #define USAGE_NSS_KEYLOG                                    \ | 
|  | "    nss_keylog=%%d          default: 0 (disabled)\n"               \ | 
|  | "                             This cannot be used with eap_tls=1\n" | 
|  | #define USAGE_NSS_KEYLOG_FILE                               \ | 
|  | "    nss_keylog_file=%%s\n" | 
|  | #if defined(MBEDTLS_SSL_DTLS_SRTP) | 
|  | #define USAGE_SRTP \ | 
|  | "    use_srtp=%%d         default: 0 (disabled)\n" \ | 
|  | "                          This cannot be used with eap_tls=1 or " \ | 
|  | "                          nss_keylog=1\n"             \ | 
|  | "    srtp_force_profile=%%d  default: 0 (all enabled)\n"   \ | 
|  | "                        available profiles:\n"       \ | 
|  | "                        1 - SRTP_AES128_CM_HMAC_SHA1_80\n"  \ | 
|  | "                        2 - SRTP_AES128_CM_HMAC_SHA1_32\n"  \ | 
|  | "                        3 - SRTP_NULL_HMAC_SHA1_80\n"       \ | 
|  | "                        4 - SRTP_NULL_HMAC_SHA1_32\n"       \ | 
|  | "    mki=%%s              default: \"\" (in hex, without 0x)\n" | 
|  | #else /* MBEDTLS_SSL_DTLS_SRTP */ | 
|  | #define USAGE_SRTP "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH) | 
|  | #define USAGE_MAX_FRAG_LEN                                      \ | 
|  | "    max_frag_len=%%d     default: 16384 (tls default)\n"   \ | 
|  | "                        options: 512, 1024, 2048, 4096\n" | 
|  | #else | 
|  | #define USAGE_MAX_FRAG_LEN "" | 
|  | #endif /* MBEDTLS_SSL_MAX_FRAGMENT_LENGTH */ | 
|  |  | 
|  | #if defined(MBEDTLS_DHM_C) | 
|  | #define USAGE_DHMLEN \ | 
|  | "    dhmlen=%%d           default: (library default: 1024 bits)\n" | 
|  | #else | 
|  | #define USAGE_DHMLEN | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_ALPN) | 
|  | #define USAGE_ALPN \ | 
|  | "    alpn=%%s             default: \"\" (disabled)\n"   \ | 
|  | "                        example: spdy/1,http/1.1\n" | 
|  | #else | 
|  | #define USAGE_ALPN "" | 
|  | #endif /* MBEDTLS_SSL_ALPN */ | 
|  |  | 
|  | #if defined(MBEDTLS_PK_HAVE_ECC_KEYS) || \ | 
|  | (defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_SOME_EPHEMERAL_ENABLED) && \ | 
|  | defined(PSA_WANT_ALG_FFDH)) | 
|  | #define USAGE_GROUPS \ | 
|  | "    groups=a,b,c,d      default: \"default\" (library default)\n"        \ | 
|  | "                        example: \"secp521r1,brainpoolP512r1\"\n"        \ | 
|  | "                        - use \"none\" for empty list\n"                 \ | 
|  | "                        - see mbedtls_ecp_curve_list()\n"                \ | 
|  | "                          for acceptable EC group names\n"               \ | 
|  | "                        - the following ffdh groups are supported:\n"    \ | 
|  | "                          ffdhe2048, ffdhe3072, ffdhe4096, ffdhe6144,\n" \ | 
|  | "                          ffdhe8192\n" | 
|  | #else | 
|  | #define USAGE_GROUPS "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | #define USAGE_SIG_ALGS \ | 
|  | "    sig_algs=a,b,c,d      default: \"default\" (library default)\n"  \ | 
|  | "                          example: \"ecdsa_secp256r1_sha256,ecdsa_secp384r1_sha384\"\n" | 
|  | #else | 
|  | #define USAGE_SIG_ALGS "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_PROTO_DTLS) | 
|  | #define USAGE_DTLS \ | 
|  | "    dtls=%%d             default: 0 (TLS)\n"                           \ | 
|  | "    hs_timeout=%%d-%%d    default: (library default: 1000-60000)\n"    \ | 
|  | "                        range of DTLS handshake timeouts in millisecs\n" \ | 
|  | "    mtu=%%d              default: (library default: unlimited)\n"  \ | 
|  | "    dgram_packing=%%d    default: 1 (allowed)\n"                   \ | 
|  | "                        allow or forbid packing of multiple\n" \ | 
|  | "                        records within a single datgram.\n" | 
|  | #else | 
|  | #define USAGE_DTLS "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET) | 
|  | #define USAGE_EMS \ | 
|  | "    extended_ms=0/1     default: (library default: on)\n" | 
|  | #else | 
|  | #define USAGE_EMS "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC) | 
|  | #define USAGE_ETM \ | 
|  | "    etm=0/1             default: (library default: on)\n" | 
|  | #else | 
|  | #define USAGE_ETM "" | 
|  | #endif | 
|  |  | 
|  | #define USAGE_REPRODUCIBLE \ | 
|  | "    reproducible=0/1     default: 0 (disabled)\n" | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_RENEGOTIATION) | 
|  | #define USAGE_RENEGO \ | 
|  | "    renegotiation=%%d    default: 0 (disabled)\n"      \ | 
|  | "    renegotiate=%%d      default: 0 (disabled)\n" | 
|  | #else | 
|  | #define USAGE_RENEGO "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED) | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | #define USAGE_ECJPAKE \ | 
|  | "    ecjpake_pw=%%s           default: none (disabled)\n"   \ | 
|  | "    ecjpake_pw_opaque=%%d    default: 0 (disabled)\n" | 
|  | #else /* MBEDTLS_USE_PSA_CRYPTO */ | 
|  | #define USAGE_ECJPAKE \ | 
|  | "    ecjpake_pw=%%s           default: none (disabled)\n" | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO */ | 
|  | #else /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */ | 
|  | #define USAGE_ECJPAKE "" | 
|  | #endif /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_ECP_RESTARTABLE) | 
|  | #define USAGE_ECRESTART \ | 
|  | "    ec_max_ops=%%s       default: library default (restart disabled)\n" | 
|  | #else | 
|  | #define USAGE_ECRESTART "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION) | 
|  | #define USAGE_SERIALIZATION \ | 
|  | "    serialize=%%d        default: 0 (do not serialize/deserialize)\n"     \ | 
|  | "                        options: 1 (serialize)\n"                         \ | 
|  | "                                 2 (serialize with re-initialization)\n"  \ | 
|  | "    context_file=%%s     The file path to write a serialized connection\n" \ | 
|  | "                        in the form of base64 code (serialize option\n"   \ | 
|  | "                        must be set)\n"                                   \ | 
|  | "                         default: \"\" (do nothing)\n"                    \ | 
|  | "                         option: a file path\n" | 
|  | #else | 
|  | #define USAGE_SERIALIZATION "" | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_EARLY_DATA) | 
|  | #define USAGE_EARLY_DATA \ | 
|  | "    early_data=%%s      The file path to read early data from\n" \ | 
|  | "                        default: \"\" (do nothing)\n"            \ | 
|  | "                        option: a file path\n" | 
|  | #else | 
|  | #define USAGE_EARLY_DATA "" | 
|  | #endif /* MBEDTLS_SSL_EARLY_DATA && MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  |  | 
|  | #define USAGE_KEY_OPAQUE_ALGS \ | 
|  | "    key_opaque_algs=%%s  Allowed opaque key algorithms.\n"                      \ | 
|  | "                        comma-separated pair of values among the following:\n"    \ | 
|  | "                        rsa-sign-pkcs1, rsa-sign-pss, rsa-sign-pss-sha256,\n"     \ | 
|  | "                        rsa-sign-pss-sha384, rsa-sign-pss-sha512, rsa-decrypt,\n" \ | 
|  | "                        ecdsa-sign, ecdh, none (only acceptable for\n"            \ | 
|  | "                        the second value).\n"                                     \ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | #define USAGE_TLS1_3_KEY_EXCHANGE_MODES \ | 
|  | "    tls13_kex_modes=%%s   default: all\n"     \ | 
|  | "                          options: psk, psk_ephemeral, psk_all, ephemeral,\n"     \ | 
|  | "                                   ephemeral_all, all, psk_or_ephemeral\n" | 
|  | #else | 
|  | #define USAGE_TLS1_3_KEY_EXCHANGE_MODES "" | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  |  | 
|  | /* USAGE is arbitrarily split to stay under the portable string literal | 
|  | * length limit: 4095 bytes in C99. */ | 
|  | #define USAGE1 \ | 
|  | "\n usage: ssl_client2 param=<>...\n"                   \ | 
|  | "\n acceptable parameters:\n"                           \ | 
|  | "    server_name=%%s      default: localhost\n"         \ | 
|  | "    server_addr=%%s      default: given by name\n"     \ | 
|  | "    server_port=%%d      default: 4433\n"              \ | 
|  | "    request_page=%%s     default: \".\"\n"             \ | 
|  | "    request_size=%%d     default: about 34 (basic request)\n"           \ | 
|  | "                        (minimum: 0, max: " MAX_REQUEST_SIZE_STR ")\n"  \ | 
|  | "                        If 0, in the first exchange only an empty\n"    \ | 
|  | "                        application data message is sent followed by\n" \ | 
|  | "                        a second non-empty message before attempting\n" \ | 
|  | "                        to read a response from the server\n"           \ | 
|  | "    debug_level=%%d      default: 0 (disabled)\n"             \ | 
|  | "    build_version=%%d    default: none (disabled)\n"                     \ | 
|  | "                        option: 1 (print build version only and stop)\n" \ | 
|  | "    nbio=%%d             default: 0 (blocking I/O)\n"         \ | 
|  | "                        options: 1 (non-blocking), 2 (added delays)\n"   \ | 
|  | "    event=%%d            default: 0 (loop)\n"                            \ | 
|  | "                        options: 1 (level-triggered, implies nbio=1),\n" \ | 
|  | "    read_timeout=%%d     default: 0 ms (no timeout)\n"        \ | 
|  | "    max_resend=%%d       default: 0 (no resend on timeout)\n" \ | 
|  | "    skip_close_notify=%%d default: 0 (send close_notify)\n" \ | 
|  | "\n"                                                    \ | 
|  | USAGE_DTLS                                              \ | 
|  | USAGE_CID                                               \ | 
|  | USAGE_SRTP                                              \ | 
|  | "\n" | 
|  | #define USAGE2 \ | 
|  | "    auth_mode=%%s        default: (library default: none)\n" \ | 
|  | "                        options: none, optional, required\n" \ | 
|  | USAGE_IO                                                \ | 
|  | USAGE_KEY_OPAQUE                                        \ | 
|  | USAGE_CA_CALLBACK                                       \ | 
|  | "\n"                                                    \ | 
|  | USAGE_PSK                                               \ | 
|  | USAGE_ECJPAKE                                           \ | 
|  | USAGE_ECRESTART                                         \ | 
|  | "\n" | 
|  | #define USAGE3 \ | 
|  | "    allow_legacy=%%d     default: (library default: no)\n"   \ | 
|  | USAGE_RENEGO                                            \ | 
|  | "    exchanges=%%d        default: 1\n"                 \ | 
|  | "    reconnect=%%d        number of reconnections using session resumption\n" \ | 
|  | "                        default: 0 (disabled)\n"       \ | 
|  | "    reco_server_name=%%s  default: NULL\n"             \ | 
|  | "    reco_delay=%%d       default: 0 milliseconds\n"         \ | 
|  | "    reco_mode=%%d        0: copy session, 1: serialize session\n" \ | 
|  | "                        default: 1\n"      \ | 
|  | "    reconnect_hard=%%d   default: 0 (disabled)\n"      \ | 
|  | USAGE_TICKETS                                           \ | 
|  | USAGE_EAP_TLS                                           \ | 
|  | USAGE_MAX_FRAG_LEN                                      \ | 
|  | USAGE_CONTEXT_CRT_CB                                    \ | 
|  | USAGE_ALPN                                              \ | 
|  | USAGE_EMS                                               \ | 
|  | USAGE_ETM                                               \ | 
|  | USAGE_REPRODUCIBLE                                      \ | 
|  | USAGE_GROUPS                                            \ | 
|  | USAGE_SIG_ALGS                                          \ | 
|  | USAGE_EARLY_DATA                                        \ | 
|  | USAGE_DHMLEN                                            \ | 
|  | USAGE_KEY_OPAQUE_ALGS                                   \ | 
|  | "\n" | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | #define TLS1_3_VERSION_OPTIONS  ", tls13" | 
|  | #else /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  | #define TLS1_3_VERSION_OPTIONS  "" | 
|  | #endif /* !MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  |  | 
|  | #define USAGE4 \ | 
|  | "    allow_sha1=%%d       default: 0\n"                                   \ | 
|  | "    min_version=%%s      default: (library default: tls12)\n"            \ | 
|  | "    max_version=%%s      default: (library default: tls12)\n"            \ | 
|  | "    force_version=%%s    default: \"\" (none)\n"                         \ | 
|  | "                         options: tls12, dtls12" TLS1_3_VERSION_OPTIONS  \ | 
|  | "\n\n"                                                                    \ | 
|  | "    force_ciphersuite=<name>    default: all enabled\n"                  \ | 
|  | USAGE_TLS1_3_KEY_EXCHANGE_MODES                                           \ | 
|  | "    query_config=<name>         return 0 if the specified\n"             \ | 
|  | "                                configuration macro is defined and 1\n"  \ | 
|  | "                                otherwise. The expansion of the macro\n" \ | 
|  | "                                is printed if it is defined\n"           \ | 
|  | USAGE_SERIALIZATION                                                       \ | 
|  | "\n" | 
|  |  | 
|  | /* | 
|  | * global options | 
|  | */ | 
|  | struct options { | 
|  | const char *server_name;    /* hostname of the server (client only)     */ | 
|  | const char *server_addr;    /* address of the server (client only)      */ | 
|  | const char *server_port;    /* port on which the ssl service runs       */ | 
|  | int debug_level;            /* level of debugging                       */ | 
|  | int nbio;                   /* should I/O be blocking?                  */ | 
|  | int event;                  /* loop or event-driven IO? level or edge triggered? */ | 
|  | uint32_t read_timeout;      /* timeout on mbedtls_ssl_read() in milliseconds     */ | 
|  | int max_resend;             /* DTLS times to resend on read timeout     */ | 
|  | const char *request_page;   /* page on server to request                */ | 
|  | int request_size;           /* pad request with header to requested size */ | 
|  | const char *ca_file;        /* the file with the CA certificate(s)      */ | 
|  | const char *ca_path;        /* the path with the CA certificate(s) reside */ | 
|  | const char *crt_file;       /* the file with the client certificate     */ | 
|  | const char *key_file;       /* the file with the client key             */ | 
|  | int key_opaque;             /* handle private key as if it were opaque  */ | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | int psk_opaque; | 
|  | #endif | 
|  | #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK) | 
|  | int ca_callback;            /* Use callback for trusted certificate list */ | 
|  | #endif | 
|  | const char *key_pwd;        /* the password for the client key          */ | 
|  | const char *psk;            /* the pre-shared key                       */ | 
|  | const char *psk_identity;   /* the pre-shared key identity              */ | 
|  | const char *ecjpake_pw;     /* the EC J-PAKE password                   */ | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | int ecjpake_pw_opaque;      /* set to 1 to use the opaque method for setting the password */ | 
|  | #endif | 
|  | int ec_max_ops;             /* EC consecutive operations limit          */ | 
|  | int force_ciphersuite[2];   /* protocol/ciphersuite to use, or all      */ | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | int tls13_kex_modes;        /* supported TLS 1.3 key exchange modes     */ | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  | int renegotiation;          /* enable / disable renegotiation           */ | 
|  | int allow_legacy;           /* allow legacy renegotiation               */ | 
|  | int renegotiate;            /* attempt renegotiation?                   */ | 
|  | int renego_delay;           /* delay before enforcing renegotiation     */ | 
|  | int exchanges;              /* number of data exchanges                 */ | 
|  | int min_version;            /* minimum protocol version accepted        */ | 
|  | int max_version;            /* maximum protocol version accepted        */ | 
|  | int allow_sha1;             /* flag for SHA-1 support                   */ | 
|  | int auth_mode;              /* verify mode for connection               */ | 
|  | unsigned char mfl_code;     /* code for maximum fragment length         */ | 
|  | int trunc_hmac;             /* negotiate truncated hmac or not          */ | 
|  | int recsplit;               /* enable record splitting?                 */ | 
|  | int dhmlen;                 /* minimum DHM params len in bits           */ | 
|  | int reconnect;              /* attempt to resume session                */ | 
|  | const char *reco_server_name;     /* hostname of the server (re-connect)     */ | 
|  | int reco_delay;             /* delay in seconds before resuming session */ | 
|  | int reco_mode;              /* how to keep the session around           */ | 
|  | int reconnect_hard;         /* unexpectedly reconnect from the same port */ | 
|  | int tickets;                /* enable / disable session tickets         */ | 
|  | const char *groups;         /* list of supported groups                 */ | 
|  | const char *sig_algs;       /* supported TLS 1.3 signature algorithms   */ | 
|  | const char *alpn_string;    /* ALPN supported protocols                 */ | 
|  | int transport;              /* TLS or DTLS?                             */ | 
|  | uint32_t hs_to_min;         /* Initial value of DTLS handshake timer    */ | 
|  | uint32_t hs_to_max;         /* Max value of DTLS handshake timer        */ | 
|  | int dtls_mtu;               /* UDP Maximum transport unit for DTLS       */ | 
|  | int fallback;               /* is this a fallback connection?           */ | 
|  | int dgram_packing;          /* allow/forbid datagram packing            */ | 
|  | int extended_ms;            /* negotiate extended master secret?        */ | 
|  | int etm;                    /* negotiate encrypt then mac?              */ | 
|  | int context_crt_cb;         /* use context-specific CRT verify callback */ | 
|  | int eap_tls;                /* derive EAP-TLS keying material?          */ | 
|  | int nss_keylog;             /* export NSS key log material              */ | 
|  | const char *nss_keylog_file; /* NSS key log file                        */ | 
|  | int cid_enabled;            /* whether to use the CID extension or not  */ | 
|  | int cid_enabled_renego;     /* whether to use the CID extension or not | 
|  | * during renegotiation                     */ | 
|  | const char *cid_val;        /* the CID to use for incoming messages     */ | 
|  | int serialize;              /* serialize/deserialize connection         */ | 
|  | const char *context_file;   /* the file to write a serialized connection | 
|  | * in the form of base64 code (serialize | 
|  | * option must be set)                      */ | 
|  | const char *cid_val_renego; /* the CID to use for incoming messages | 
|  | * after renegotiation                      */ | 
|  | int reproducible;           /* make communication reproducible          */ | 
|  | int skip_close_notify;      /* skip sending the close_notify alert      */ | 
|  | #if defined(MBEDTLS_SSL_EARLY_DATA) | 
|  | const char *early_data;     /* the path of the file to read early data from */ | 
|  | #endif | 
|  | int query_config_mode;      /* whether to read config                   */ | 
|  | int use_srtp;               /* Support SRTP                             */ | 
|  | int force_srtp_profile;     /* SRTP protection profile to use or all    */ | 
|  | const char *mki;            /* The dtls mki value to use                */ | 
|  | const char *key_opaque_alg1; /* Allowed opaque key alg 1                */ | 
|  | const char *key_opaque_alg2; /* Allowed Opaque key alg 2                */ | 
|  | } opt; | 
|  |  | 
|  | #include "ssl_test_common_source.c" | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | static unsigned char peer_crt_info[1024]; | 
|  |  | 
|  | /* | 
|  | * Enabled if debug_level > 1 in code below | 
|  | */ | 
|  | static int my_verify(void *data, mbedtls_x509_crt *crt, | 
|  | int depth, uint32_t *flags) | 
|  | { | 
|  | char buf[1024]; | 
|  | ((void) data); | 
|  |  | 
|  | mbedtls_printf("\nVerify requested for (Depth %d):\n", depth); | 
|  |  | 
|  | #if !defined(MBEDTLS_X509_REMOVE_INFO) | 
|  | mbedtls_x509_crt_info(buf, sizeof(buf) - 1, "", crt); | 
|  | if (depth == 0) { | 
|  | memcpy(peer_crt_info, buf, sizeof(buf)); | 
|  | } | 
|  |  | 
|  | if (opt.debug_level == 0) { | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | mbedtls_printf("%s", buf); | 
|  | #else | 
|  | ((void) crt); | 
|  | ((void) depth); | 
|  | #endif | 
|  |  | 
|  | if ((*flags) == 0) { | 
|  | mbedtls_printf("  This certificate has no flags\n"); | 
|  | } else { | 
|  | x509_crt_verify_info(buf, sizeof(buf), "  ! ", *flags); | 
|  | mbedtls_printf("%s\n", buf); | 
|  | } | 
|  |  | 
|  | return 0; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | int report_cid_usage(mbedtls_ssl_context *ssl, | 
|  | const char *additional_description) | 
|  | { | 
|  | int ret; | 
|  | unsigned char peer_cid[MBEDTLS_SSL_CID_OUT_LEN_MAX]; | 
|  | size_t peer_cid_len; | 
|  | int cid_negotiated; | 
|  |  | 
|  | if (opt.transport != MBEDTLS_SSL_TRANSPORT_DATAGRAM) { | 
|  | return 0; | 
|  | } | 
|  |  | 
|  | /* Check if the use of a CID has been negotiated, | 
|  | * but don't ask for the CID value and length. | 
|  | * | 
|  | * Note: Here and below, we're demonstrating the various ways | 
|  | *       in which mbedtls_ssl_get_peer_cid() can be called, | 
|  | *       depending on whether or not the length/value of the | 
|  | *       peer's CID is needed. | 
|  | * | 
|  | *       An actual application, however, should use | 
|  | *       just one call to mbedtls_ssl_get_peer_cid(). */ | 
|  | ret = mbedtls_ssl_get_peer_cid(ssl, &cid_negotiated, | 
|  | NULL, NULL); | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_get_peer_cid returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | return ret; | 
|  | } | 
|  |  | 
|  | if (cid_negotiated == MBEDTLS_SSL_CID_DISABLED) { | 
|  | if (opt.cid_enabled == MBEDTLS_SSL_CID_ENABLED) { | 
|  | mbedtls_printf("(%s) Use of Connection ID was rejected by the server.\n", | 
|  | additional_description); | 
|  | } | 
|  | } else { | 
|  | size_t idx = 0; | 
|  | mbedtls_printf("(%s) Use of Connection ID has been negotiated.\n", | 
|  | additional_description); | 
|  |  | 
|  | /* Ask for just the length of the peer's CID. */ | 
|  | ret = mbedtls_ssl_get_peer_cid(ssl, &cid_negotiated, | 
|  | NULL, &peer_cid_len); | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_get_peer_cid returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | return ret; | 
|  | } | 
|  |  | 
|  | /* Ask for just length + value of the peer's CID. */ | 
|  | ret = mbedtls_ssl_get_peer_cid(ssl, &cid_negotiated, | 
|  | peer_cid, &peer_cid_len); | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_get_peer_cid returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | return ret; | 
|  | } | 
|  | mbedtls_printf("(%s) Peer CID (length %u Bytes): ", | 
|  | additional_description, | 
|  | (unsigned) peer_cid_len); | 
|  | while (idx < peer_cid_len) { | 
|  | mbedtls_printf("%02x ", peer_cid[idx]); | 
|  | idx++; | 
|  | } | 
|  | mbedtls_printf("\n"); | 
|  | } | 
|  |  | 
|  | return 0; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  |  | 
|  | static int ssl_save_session_serialize(mbedtls_ssl_context *ssl, | 
|  | unsigned char **session_data, | 
|  | size_t *session_data_len) | 
|  | { | 
|  | int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; | 
|  | mbedtls_ssl_session exported_session; | 
|  |  | 
|  | /* free any previously saved data */ | 
|  | if (*session_data != NULL) { | 
|  | mbedtls_platform_zeroize(*session_data, *session_data_len); | 
|  | mbedtls_free(*session_data); | 
|  | *session_data = NULL; | 
|  | *session_data_len = 0; | 
|  | } | 
|  |  | 
|  | mbedtls_ssl_session_init(&exported_session); | 
|  | ret = mbedtls_ssl_get_session(ssl, &exported_session); | 
|  | if (ret != 0) { | 
|  | mbedtls_printf( | 
|  | "failed\n  ! mbedtls_ssl_get_session() returned -%#02x\n", | 
|  | (unsigned) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | /* get size of the buffer needed */ | 
|  | (void) mbedtls_ssl_session_save(&exported_session, NULL, 0, session_data_len); | 
|  | *session_data = mbedtls_calloc(1, *session_data_len); | 
|  | if (*session_data == NULL) { | 
|  | mbedtls_printf(" failed\n  ! alloc %u bytes for session data\n", | 
|  | (unsigned) *session_data_len); | 
|  | ret = MBEDTLS_ERR_SSL_ALLOC_FAILED; | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | /* actually save session data */ | 
|  | if ((ret = mbedtls_ssl_session_save(&exported_session, | 
|  | *session_data, *session_data_len, | 
|  | session_data_len)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_session_saved returned -0x%04x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | exit: | 
|  | mbedtls_ssl_session_free(&exported_session); | 
|  | return ret; | 
|  | } | 
|  |  | 
|  | int main(int argc, char *argv[]) | 
|  | { | 
|  | int ret = 0, len, tail_len, i, written, frags, retry_left; | 
|  | int query_config_ret = 0; | 
|  | mbedtls_net_context server_fd; | 
|  | io_ctx_t io_ctx; | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | uint16_t sig_alg_list[SIG_ALG_LIST_SIZE]; | 
|  | #endif | 
|  |  | 
|  | unsigned char buf[MAX_REQUEST_SIZE + 1]; | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED) | 
|  | unsigned char psk[MBEDTLS_PSK_MAX_LEN]; | 
|  | size_t psk_len = 0; | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | unsigned char cid[MBEDTLS_SSL_CID_IN_LEN_MAX]; | 
|  | unsigned char cid_renego[MBEDTLS_SSL_CID_IN_LEN_MAX]; | 
|  | size_t cid_len = 0; | 
|  | size_t cid_renego_len = 0; | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_EARLY_DATA) | 
|  | FILE *early_data_fp = NULL; | 
|  | #endif /* MBEDTLS_SSL_EARLY_DATA */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_ALPN) | 
|  | const char *alpn_list[ALPN_LIST_SIZE]; | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C) | 
|  | unsigned char alloc_buf[MEMORY_HEAP_SIZE]; | 
|  | #endif | 
|  | uint16_t group_list[GROUP_LIST_SIZE]; | 
|  | #if defined(MBEDTLS_SSL_DTLS_SRTP) | 
|  | unsigned char mki[MBEDTLS_TLS_SRTP_MAX_MKI_LENGTH]; | 
|  | size_t mki_len = 0; | 
|  | #endif | 
|  |  | 
|  | const char *pers = "ssl_client2"; | 
|  |  | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED) | 
|  | mbedtls_svc_key_id_t slot = MBEDTLS_SVC_KEY_ID_INIT; | 
|  | psa_algorithm_t alg = 0; | 
|  | psa_key_attributes_t key_attributes; | 
|  | #endif | 
|  | psa_status_t status; | 
|  | #elif defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | psa_status_t status; | 
|  | #endif | 
|  |  | 
|  | rng_context_t rng; | 
|  | mbedtls_ssl_context ssl; | 
|  | mbedtls_ssl_config conf; | 
|  | mbedtls_ssl_session saved_session; | 
|  | unsigned char *session_data = NULL; | 
|  | size_t session_data_len = 0; | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | mbedtls_timing_delay_context timer; | 
|  | #endif | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | uint32_t flags; | 
|  | mbedtls_x509_crt cacert; | 
|  | mbedtls_x509_crt clicert; | 
|  | mbedtls_pk_context pkey; | 
|  | mbedtls_x509_crt_profile crt_profile_for_test = mbedtls_x509_crt_profile_default; | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | mbedtls_svc_key_id_t key_slot = MBEDTLS_SVC_KEY_ID_INIT; /* invalid key slot */ | 
|  | #endif | 
|  | #endif  /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  | char *p, *q; | 
|  | const int *list; | 
|  | #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION) | 
|  | unsigned char *context_buf = NULL; | 
|  | size_t context_buf_len; | 
|  | #endif | 
|  | unsigned char eap_tls_keymaterial[16]; | 
|  | unsigned char eap_tls_iv[8]; | 
|  | const char *eap_tls_label = "client EAP encryption"; | 
|  | eap_tls_keys eap_tls_keying; | 
|  | #if defined(MBEDTLS_SSL_DTLS_SRTP) | 
|  | /*! master keys and master salt for SRTP generated during handshake */ | 
|  | unsigned char dtls_srtp_key_material[MBEDTLS_TLS_SRTP_MAX_KEY_MATERIAL_LENGTH]; | 
|  | const char *dtls_srtp_label = "EXTRACTOR-dtls_srtp"; | 
|  | dtls_srtp_keys dtls_srtp_keying; | 
|  | const mbedtls_ssl_srtp_profile default_profiles[] = { | 
|  | MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_80, | 
|  | MBEDTLS_TLS_SRTP_AES128_CM_HMAC_SHA1_32, | 
|  | MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_80, | 
|  | MBEDTLS_TLS_SRTP_NULL_HMAC_SHA1_32, | 
|  | MBEDTLS_TLS_SRTP_UNSET | 
|  | }; | 
|  | #endif /* MBEDTLS_SSL_DTLS_SRTP */ | 
|  | #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED) && \ | 
|  | defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | mbedtls_svc_key_id_t ecjpake_pw_slot = MBEDTLS_SVC_KEY_ID_INIT; /* ecjpake password key slot */ | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO && MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C) | 
|  | mbedtls_memory_buffer_alloc_init(alloc_buf, sizeof(alloc_buf)); | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_TEST_HOOKS) | 
|  | test_hooks_init(); | 
|  | #endif /* MBEDTLS_TEST_HOOKS */ | 
|  |  | 
|  | /* | 
|  | * Make sure memory references are valid. | 
|  | */ | 
|  | mbedtls_net_init(&server_fd); | 
|  | mbedtls_ssl_init(&ssl); | 
|  | mbedtls_ssl_config_init(&conf); | 
|  | memset(&saved_session, 0, sizeof(mbedtls_ssl_session)); | 
|  | rng_init(&rng); | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | mbedtls_x509_crt_init(&cacert); | 
|  | mbedtls_x509_crt_init(&clicert); | 
|  | mbedtls_pk_init(&pkey); | 
|  | #endif | 
|  | #if defined(MBEDTLS_SSL_ALPN) | 
|  | memset((void *) alpn_list, 0, sizeof(alpn_list)); | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | status = psa_crypto_init(); | 
|  | if (status != PSA_SUCCESS) { | 
|  | mbedtls_fprintf(stderr, "Failed to initialize PSA Crypto implementation: %d\n", | 
|  | (int) status); | 
|  | ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED; | 
|  | goto exit; | 
|  | } | 
|  | #endif  /* MBEDTLS_USE_PSA_CRYPTO || MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  | #if defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG) | 
|  | mbedtls_test_enable_insecure_external_rng(); | 
|  | #endif  /* MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG */ | 
|  |  | 
|  | opt.server_name         = DFL_SERVER_NAME; | 
|  | opt.server_addr         = DFL_SERVER_ADDR; | 
|  | opt.server_port         = DFL_SERVER_PORT; | 
|  | opt.debug_level         = DFL_DEBUG_LEVEL; | 
|  | opt.cid_enabled         = DFL_CID_ENABLED; | 
|  | opt.cid_val             = DFL_CID_VALUE; | 
|  | opt.cid_enabled_renego  = DFL_CID_ENABLED_RENEGO; | 
|  | opt.cid_val_renego      = DFL_CID_VALUE_RENEGO; | 
|  | opt.nbio                = DFL_NBIO; | 
|  | opt.event               = DFL_EVENT; | 
|  | opt.context_crt_cb      = DFL_CONTEXT_CRT_CB; | 
|  | opt.read_timeout        = DFL_READ_TIMEOUT; | 
|  | opt.max_resend          = DFL_MAX_RESEND; | 
|  | opt.request_page        = DFL_REQUEST_PAGE; | 
|  | opt.request_size        = DFL_REQUEST_SIZE; | 
|  | opt.ca_file             = DFL_CA_FILE; | 
|  | opt.ca_path             = DFL_CA_PATH; | 
|  | opt.crt_file            = DFL_CRT_FILE; | 
|  | opt.key_file            = DFL_KEY_FILE; | 
|  | opt.key_opaque          = DFL_KEY_OPAQUE; | 
|  | opt.key_pwd             = DFL_KEY_PWD; | 
|  | opt.psk                 = DFL_PSK; | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | opt.psk_opaque          = DFL_PSK_OPAQUE; | 
|  | #endif | 
|  | #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK) | 
|  | opt.ca_callback         = DFL_CA_CALLBACK; | 
|  | #endif | 
|  | opt.psk_identity        = DFL_PSK_IDENTITY; | 
|  | opt.ecjpake_pw          = DFL_ECJPAKE_PW; | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | opt.ecjpake_pw_opaque   = DFL_ECJPAKE_PW_OPAQUE; | 
|  | #endif | 
|  | opt.ec_max_ops          = DFL_EC_MAX_OPS; | 
|  | opt.force_ciphersuite[0] = DFL_FORCE_CIPHER; | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | opt.tls13_kex_modes     = DFL_TLS1_3_KEX_MODES; | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  | opt.renegotiation       = DFL_RENEGOTIATION; | 
|  | opt.allow_legacy        = DFL_ALLOW_LEGACY; | 
|  | opt.renegotiate         = DFL_RENEGOTIATE; | 
|  | opt.exchanges           = DFL_EXCHANGES; | 
|  | opt.min_version         = DFL_MIN_VERSION; | 
|  | opt.max_version         = DFL_MAX_VERSION; | 
|  | opt.allow_sha1          = DFL_SHA1; | 
|  | opt.auth_mode           = DFL_AUTH_MODE; | 
|  | opt.mfl_code            = DFL_MFL_CODE; | 
|  | opt.trunc_hmac          = DFL_TRUNC_HMAC; | 
|  | opt.recsplit            = DFL_RECSPLIT; | 
|  | opt.dhmlen              = DFL_DHMLEN; | 
|  | opt.reconnect           = DFL_RECONNECT; | 
|  | opt.reco_server_name    = DFL_RECO_SERVER_NAME; | 
|  | opt.reco_delay          = DFL_RECO_DELAY; | 
|  | opt.reco_mode           = DFL_RECO_MODE; | 
|  | opt.reconnect_hard      = DFL_RECONNECT_HARD; | 
|  | opt.tickets             = DFL_TICKETS; | 
|  | opt.alpn_string         = DFL_ALPN_STRING; | 
|  | opt.groups              = DFL_GROUPS; | 
|  | opt.sig_algs            = DFL_SIG_ALGS; | 
|  | #if defined(MBEDTLS_SSL_EARLY_DATA) | 
|  | opt.early_data          = DFL_EARLY_DATA; | 
|  | #endif | 
|  | opt.transport           = DFL_TRANSPORT; | 
|  | opt.hs_to_min           = DFL_HS_TO_MIN; | 
|  | opt.hs_to_max           = DFL_HS_TO_MAX; | 
|  | opt.dtls_mtu            = DFL_DTLS_MTU; | 
|  | opt.fallback            = DFL_FALLBACK; | 
|  | opt.extended_ms         = DFL_EXTENDED_MS; | 
|  | opt.etm                 = DFL_ETM; | 
|  | opt.dgram_packing       = DFL_DGRAM_PACKING; | 
|  | opt.serialize           = DFL_SERIALIZE; | 
|  | opt.context_file        = DFL_CONTEXT_FILE; | 
|  | opt.eap_tls             = DFL_EAP_TLS; | 
|  | opt.reproducible        = DFL_REPRODUCIBLE; | 
|  | opt.nss_keylog          = DFL_NSS_KEYLOG; | 
|  | opt.nss_keylog_file     = DFL_NSS_KEYLOG_FILE; | 
|  | opt.skip_close_notify   = DFL_SKIP_CLOSE_NOTIFY; | 
|  | opt.query_config_mode   = DFL_QUERY_CONFIG_MODE; | 
|  | opt.use_srtp            = DFL_USE_SRTP; | 
|  | opt.force_srtp_profile  = DFL_SRTP_FORCE_PROFILE; | 
|  | opt.mki                 = DFL_SRTP_MKI; | 
|  | opt.key_opaque_alg1     = DFL_KEY_OPAQUE_ALG; | 
|  | opt.key_opaque_alg2     = DFL_KEY_OPAQUE_ALG; | 
|  |  | 
|  | p = q = NULL; | 
|  | if (argc < 1) { | 
|  | usage: | 
|  | if (p != NULL && q != NULL) { | 
|  | printf("unrecognized value for '%s': '%s'\n", p, q); | 
|  | } else if (p != NULL && q == NULL) { | 
|  | printf("unrecognized param: '%s'\n", p); | 
|  | } | 
|  |  | 
|  | mbedtls_printf("usage: ssl_client2 [param=value] [...]\n"); | 
|  | mbedtls_printf("       ssl_client2 help[_theme]\n"); | 
|  | mbedtls_printf("'help' lists acceptable 'param' and 'value'\n"); | 
|  | mbedtls_printf("'help_ciphersuites' lists available ciphersuites\n"); | 
|  | mbedtls_printf("\n"); | 
|  |  | 
|  | if (ret == 0) { | 
|  | ret = 1; | 
|  | } | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | for (i = 1; i < argc; i++) { | 
|  | p = argv[i]; | 
|  |  | 
|  | if (strcmp(p, "help") == 0) { | 
|  | mbedtls_printf(USAGE1); | 
|  | mbedtls_printf(USAGE2); | 
|  | mbedtls_printf(USAGE3); | 
|  | mbedtls_printf(USAGE4); | 
|  |  | 
|  | ret = 0; | 
|  | goto exit; | 
|  | } | 
|  | if (strcmp(p, "help_ciphersuites") == 0) { | 
|  | mbedtls_printf(" acceptable ciphersuite names:\n"); | 
|  | for (list = mbedtls_ssl_list_ciphersuites(); | 
|  | *list != 0; | 
|  | list++) { | 
|  | mbedtls_printf(" %s\n", mbedtls_ssl_get_ciphersuite_name(*list)); | 
|  | } | 
|  |  | 
|  | ret = 0; | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if ((q = strchr(p, '=')) == NULL) { | 
|  | mbedtls_printf("param requires a value: '%s'\n", p); | 
|  | p = NULL; // avoid "unrecnognized param" message | 
|  | goto usage; | 
|  | } | 
|  | *q++ = '\0'; | 
|  |  | 
|  | if (strcmp(p, "server_name") == 0) { | 
|  | opt.server_name = q; | 
|  | } else if (strcmp(p, "server_addr") == 0) { | 
|  | opt.server_addr = q; | 
|  | } else if (strcmp(p, "server_port") == 0) { | 
|  | opt.server_port = q; | 
|  | } else if (strcmp(p, "dtls") == 0) { | 
|  | int t = atoi(q); | 
|  | if (t == 0) { | 
|  | opt.transport = MBEDTLS_SSL_TRANSPORT_STREAM; | 
|  | } else if (t == 1) { | 
|  | opt.transport = MBEDTLS_SSL_TRANSPORT_DATAGRAM; | 
|  | } else { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "debug_level") == 0) { | 
|  | opt.debug_level = atoi(q); | 
|  | if (opt.debug_level < 0 || opt.debug_level > 65535) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "build_version") == 0) { | 
|  | if (strcmp(q, "1") == 0) { | 
|  | mbedtls_printf("build version: %s (build %d)\n", | 
|  | MBEDTLS_VERSION_STRING_FULL, | 
|  | MBEDTLS_VERSION_NUMBER); | 
|  | goto exit; | 
|  | } | 
|  | } else if (strcmp(p, "context_crt_cb") == 0) { | 
|  | opt.context_crt_cb = atoi(q); | 
|  | if (opt.context_crt_cb != 0 && opt.context_crt_cb != 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "nbio") == 0) { | 
|  | opt.nbio = atoi(q); | 
|  | if (opt.nbio < 0 || opt.nbio > 2) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "event") == 0) { | 
|  | opt.event = atoi(q); | 
|  | if (opt.event < 0 || opt.event > 2) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "read_timeout") == 0) { | 
|  | opt.read_timeout = atoi(q); | 
|  | } else if (strcmp(p, "max_resend") == 0) { | 
|  | opt.max_resend = atoi(q); | 
|  | if (opt.max_resend < 0) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "request_page") == 0) { | 
|  | opt.request_page = q; | 
|  | } else if (strcmp(p, "request_size") == 0) { | 
|  | opt.request_size = atoi(q); | 
|  | if (opt.request_size < 0 || | 
|  | opt.request_size > MAX_REQUEST_SIZE) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "ca_file") == 0) { | 
|  | opt.ca_file = q; | 
|  | } else if (strcmp(p, "ca_path") == 0) { | 
|  | opt.ca_path = q; | 
|  | } else if (strcmp(p, "crt_file") == 0) { | 
|  | opt.crt_file = q; | 
|  | } else if (strcmp(p, "key_file") == 0) { | 
|  | opt.key_file = q; | 
|  | } else if (strcmp(p, "key_pwd") == 0) { | 
|  | opt.key_pwd = q; | 
|  | } | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) && defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | else if (strcmp(p, "key_opaque") == 0) { | 
|  | opt.key_opaque = atoi(q); | 
|  | } | 
|  | #endif | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | else if (strcmp(p, "cid") == 0) { | 
|  | opt.cid_enabled = atoi(q); | 
|  | if (opt.cid_enabled != 0 && opt.cid_enabled != 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "cid_renego") == 0) { | 
|  | opt.cid_enabled_renego = atoi(q); | 
|  | if (opt.cid_enabled_renego != 0 && opt.cid_enabled_renego != 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "cid_val") == 0) { | 
|  | opt.cid_val = q; | 
|  | } else if (strcmp(p, "cid_val_renego") == 0) { | 
|  | opt.cid_val_renego = q; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  | else if (strcmp(p, "psk") == 0) { | 
|  | opt.psk = q; | 
|  | } | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | else if (strcmp(p, "psk_opaque") == 0) { | 
|  | opt.psk_opaque = atoi(q); | 
|  | } | 
|  | #endif | 
|  | #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK) | 
|  | else if (strcmp(p, "ca_callback") == 0) { | 
|  | opt.ca_callback = atoi(q); | 
|  | } | 
|  | #endif | 
|  | else if (strcmp(p, "psk_identity") == 0) { | 
|  | opt.psk_identity = q; | 
|  | } else if (strcmp(p, "ecjpake_pw") == 0) { | 
|  | opt.ecjpake_pw = q; | 
|  | } | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | else if (strcmp(p, "ecjpake_pw_opaque") == 0) { | 
|  | opt.ecjpake_pw_opaque = atoi(q); | 
|  | } | 
|  | #endif | 
|  | else if (strcmp(p, "ec_max_ops") == 0) { | 
|  | opt.ec_max_ops = atoi(q); | 
|  | } else if (strcmp(p, "force_ciphersuite") == 0) { | 
|  | opt.force_ciphersuite[0] = mbedtls_ssl_get_ciphersuite_id(q); | 
|  |  | 
|  | if (opt.force_ciphersuite[0] == 0) { | 
|  | ret = 2; | 
|  | goto usage; | 
|  | } | 
|  | opt.force_ciphersuite[1] = 0; | 
|  | } else if (strcmp(p, "renegotiation") == 0) { | 
|  | opt.renegotiation = (atoi(q)) ? | 
|  | MBEDTLS_SSL_RENEGOTIATION_ENABLED : | 
|  | MBEDTLS_SSL_RENEGOTIATION_DISABLED; | 
|  | } else if (strcmp(p, "allow_legacy") == 0) { | 
|  | switch (atoi(q)) { | 
|  | case -1: | 
|  | opt.allow_legacy = MBEDTLS_SSL_LEGACY_BREAK_HANDSHAKE; | 
|  | break; | 
|  | case 0: | 
|  | opt.allow_legacy = MBEDTLS_SSL_LEGACY_NO_RENEGOTIATION; | 
|  | break; | 
|  | case 1: | 
|  | opt.allow_legacy = MBEDTLS_SSL_LEGACY_ALLOW_RENEGOTIATION; | 
|  | break; | 
|  | default: goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "renegotiate") == 0) { | 
|  | opt.renegotiate = atoi(q); | 
|  | if (opt.renegotiate < 0 || opt.renegotiate > 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "exchanges") == 0) { | 
|  | opt.exchanges = atoi(q); | 
|  | if (opt.exchanges < 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "reconnect") == 0) { | 
|  | opt.reconnect = atoi(q); | 
|  | if (opt.reconnect < 0 || opt.reconnect > 2) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "reco_server_name") == 0) { | 
|  | opt.reco_server_name = q; | 
|  | } else if (strcmp(p, "reco_delay") == 0) { | 
|  | opt.reco_delay = atoi(q); | 
|  | if (opt.reco_delay < 0) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "reco_mode") == 0) { | 
|  | opt.reco_mode = atoi(q); | 
|  | if (opt.reco_mode < 0) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "reconnect_hard") == 0) { | 
|  | opt.reconnect_hard = atoi(q); | 
|  | if (opt.reconnect_hard < 0 || opt.reconnect_hard > 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "tickets") == 0) { | 
|  | opt.tickets = atoi(q); | 
|  | if (opt.tickets < 0) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "alpn") == 0) { | 
|  | opt.alpn_string = q; | 
|  | } else if (strcmp(p, "extended_ms") == 0) { | 
|  | switch (atoi(q)) { | 
|  | case 0: | 
|  | opt.extended_ms = MBEDTLS_SSL_EXTENDED_MS_DISABLED; | 
|  | break; | 
|  | case 1: | 
|  | opt.extended_ms = MBEDTLS_SSL_EXTENDED_MS_ENABLED; | 
|  | break; | 
|  | default: goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "groups") == 0) { | 
|  | opt.groups = q; | 
|  | } | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | else if (strcmp(p, "sig_algs") == 0) { | 
|  | opt.sig_algs = q; | 
|  | } | 
|  | #endif | 
|  | else if (strcmp(p, "etm") == 0) { | 
|  | switch (atoi(q)) { | 
|  | case 0: opt.etm = MBEDTLS_SSL_ETM_DISABLED; break; | 
|  | case 1: opt.etm = MBEDTLS_SSL_ETM_ENABLED; break; | 
|  | default: goto usage; | 
|  | } | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | #if defined(MBEDTLS_SSL_EARLY_DATA) | 
|  | else if (strcmp(p, "early_data") == 0) { | 
|  | opt.early_data = q; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_EARLY_DATA */ | 
|  |  | 
|  | else if (strcmp(p, "tls13_kex_modes") == 0) { | 
|  | if (strcmp(q, "psk") == 0) { | 
|  | opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK; | 
|  | } else if (strcmp(q, "psk_ephemeral") == 0) { | 
|  | opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL; | 
|  | } else if (strcmp(q, "ephemeral") == 0) { | 
|  | opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL; | 
|  | } else if (strcmp(q, "ephemeral_all") == 0) { | 
|  | opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL_ALL; | 
|  | } else if (strcmp(q, "psk_all") == 0) { | 
|  | opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ALL; | 
|  | } else if (strcmp(q, "all") == 0) { | 
|  | opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_ALL; | 
|  | } else if (strcmp(q, "psk_or_ephemeral") == 0) { | 
|  | opt.tls13_kex_modes = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK | | 
|  | MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_EPHEMERAL; | 
|  | } else { | 
|  | goto usage; | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  | else if (strcmp(p, "min_version") == 0) { | 
|  | if (strcmp(q, "tls12") == 0 || | 
|  | strcmp(q, "dtls12") == 0) { | 
|  | opt.min_version = MBEDTLS_SSL_VERSION_TLS1_2; | 
|  | } | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | else if (strcmp(q, "tls13") == 0) { | 
|  | opt.min_version = MBEDTLS_SSL_VERSION_TLS1_3; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  | else { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "max_version") == 0) { | 
|  | if (strcmp(q, "tls12") == 0 || | 
|  | strcmp(q, "dtls12") == 0) { | 
|  | opt.max_version = MBEDTLS_SSL_VERSION_TLS1_2; | 
|  | } | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | else if (strcmp(q, "tls13") == 0) { | 
|  | opt.max_version = MBEDTLS_SSL_VERSION_TLS1_3; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  | else { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "allow_sha1") == 0) { | 
|  | switch (atoi(q)) { | 
|  | case 0:     opt.allow_sha1 = 0;   break; | 
|  | case 1:     opt.allow_sha1 = 1;    break; | 
|  | default:    goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "force_version") == 0) { | 
|  | if (strcmp(q, "tls12") == 0) { | 
|  | opt.min_version = MBEDTLS_SSL_VERSION_TLS1_2; | 
|  | opt.max_version = MBEDTLS_SSL_VERSION_TLS1_2; | 
|  | } else if (strcmp(q, "dtls12") == 0) { | 
|  | opt.min_version = MBEDTLS_SSL_VERSION_TLS1_2; | 
|  | opt.max_version = MBEDTLS_SSL_VERSION_TLS1_2; | 
|  | opt.transport = MBEDTLS_SSL_TRANSPORT_DATAGRAM; | 
|  | } | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | else if (strcmp(q, "tls13") == 0) { | 
|  | opt.min_version = MBEDTLS_SSL_VERSION_TLS1_3; | 
|  | opt.max_version = MBEDTLS_SSL_VERSION_TLS1_3; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  | else { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "auth_mode") == 0) { | 
|  | if (strcmp(q, "none") == 0) { | 
|  | opt.auth_mode = MBEDTLS_SSL_VERIFY_NONE; | 
|  | } else if (strcmp(q, "optional") == 0) { | 
|  | opt.auth_mode = MBEDTLS_SSL_VERIFY_OPTIONAL; | 
|  | } else if (strcmp(q, "required") == 0) { | 
|  | opt.auth_mode = MBEDTLS_SSL_VERIFY_REQUIRED; | 
|  | } else { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "max_frag_len") == 0) { | 
|  | if (strcmp(q, "512") == 0) { | 
|  | opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_512; | 
|  | } else if (strcmp(q, "1024") == 0) { | 
|  | opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_1024; | 
|  | } else if (strcmp(q, "2048") == 0) { | 
|  | opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_2048; | 
|  | } else if (strcmp(q, "4096") == 0) { | 
|  | opt.mfl_code = MBEDTLS_SSL_MAX_FRAG_LEN_4096; | 
|  | } else { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "trunc_hmac") == 0) { | 
|  | switch (atoi(q)) { | 
|  | case 0: opt.trunc_hmac = MBEDTLS_SSL_TRUNC_HMAC_DISABLED; break; | 
|  | case 1: opt.trunc_hmac = MBEDTLS_SSL_TRUNC_HMAC_ENABLED; break; | 
|  | default: goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "hs_timeout") == 0) { | 
|  | if ((p = strchr(q, '-')) == NULL) { | 
|  | goto usage; | 
|  | } | 
|  | *p++ = '\0'; | 
|  | opt.hs_to_min = atoi(q); | 
|  | opt.hs_to_max = atoi(p); | 
|  | if (opt.hs_to_min == 0 || opt.hs_to_max < opt.hs_to_min) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "mtu") == 0) { | 
|  | opt.dtls_mtu = atoi(q); | 
|  | if (opt.dtls_mtu < 0) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "dgram_packing") == 0) { | 
|  | opt.dgram_packing = atoi(q); | 
|  | if (opt.dgram_packing != 0 && | 
|  | opt.dgram_packing != 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "recsplit") == 0) { | 
|  | opt.recsplit = atoi(q); | 
|  | if (opt.recsplit < 0 || opt.recsplit > 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "dhmlen") == 0) { | 
|  | opt.dhmlen = atoi(q); | 
|  | if (opt.dhmlen < 0) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "query_config") == 0) { | 
|  | opt.query_config_mode = 1; | 
|  | query_config_ret = query_config(q); | 
|  | goto exit; | 
|  | } else if (strcmp(p, "serialize") == 0) { | 
|  | opt.serialize = atoi(q); | 
|  | if (opt.serialize < 0 || opt.serialize > 2) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "context_file") == 0) { | 
|  | opt.context_file = q; | 
|  | } else if (strcmp(p, "eap_tls") == 0) { | 
|  | opt.eap_tls = atoi(q); | 
|  | if (opt.eap_tls < 0 || opt.eap_tls > 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "reproducible") == 0) { | 
|  | opt.reproducible = 1; | 
|  | } else if (strcmp(p, "nss_keylog") == 0) { | 
|  | opt.nss_keylog = atoi(q); | 
|  | if (opt.nss_keylog < 0 || opt.nss_keylog > 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "nss_keylog_file") == 0) { | 
|  | opt.nss_keylog_file = q; | 
|  | } else if (strcmp(p, "skip_close_notify") == 0) { | 
|  | opt.skip_close_notify = atoi(q); | 
|  | if (opt.skip_close_notify < 0 || opt.skip_close_notify > 1) { | 
|  | goto usage; | 
|  | } | 
|  | } else if (strcmp(p, "use_srtp") == 0) { | 
|  | opt.use_srtp = atoi(q); | 
|  | } else if (strcmp(p, "srtp_force_profile") == 0) { | 
|  | opt.force_srtp_profile = atoi(q); | 
|  | } else if (strcmp(p, "mki") == 0) { | 
|  | opt.mki = q; | 
|  | } else if (strcmp(p, "key_opaque_algs") == 0) { | 
|  | if (key_opaque_alg_parse(q, &opt.key_opaque_alg1, | 
|  | &opt.key_opaque_alg2) != 0) { | 
|  | goto usage; | 
|  | } | 
|  | } else { | 
|  | /* This signals that the problem is with p not q */ | 
|  | q = NULL; | 
|  | goto usage; | 
|  | } | 
|  | } | 
|  | /* This signals that any further errors are not with a single option */ | 
|  | p = q = NULL; | 
|  |  | 
|  | if (opt.nss_keylog != 0 && opt.eap_tls != 0) { | 
|  | mbedtls_printf("Error: eap_tls and nss_keylog options cannot be used together.\n"); | 
|  | goto usage; | 
|  | } | 
|  |  | 
|  | /* Event-driven IO is incompatible with the above custom | 
|  | * receive and send functions, as the polling builds on | 
|  | * refers to the underlying net_context. */ | 
|  | if (opt.event == 1 && opt.nbio != 1) { | 
|  | mbedtls_printf("Warning: event-driven IO mandates nbio=1 - overwrite\n"); | 
|  | opt.nbio = 1; | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_DEBUG_C) | 
|  | mbedtls_debug_set_threshold(opt.debug_level); | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED) | 
|  | /* | 
|  | * Unhexify the pre-shared key if any is given | 
|  | */ | 
|  | if (strlen(opt.psk)) { | 
|  | if (mbedtls_test_unhexify(psk, sizeof(psk), | 
|  | opt.psk, &psk_len) != 0) { | 
|  | mbedtls_printf("pre-shared key not valid\n"); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | if (opt.psk_opaque != 0) { | 
|  | if (opt.psk == NULL) { | 
|  | mbedtls_printf("psk_opaque set but no psk to be imported specified.\n"); | 
|  | ret = 2; | 
|  | goto usage; | 
|  | } | 
|  |  | 
|  | if (opt.force_ciphersuite[0] <= 0) { | 
|  | mbedtls_printf( | 
|  | "opaque PSKs are only supported in conjunction with forcing TLS 1.2 and a PSK-only ciphersuite through the 'force_ciphersuite' option.\n"); | 
|  | ret = 2; | 
|  | goto usage; | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO */ | 
|  |  | 
|  | if (opt.force_ciphersuite[0] > 0) { | 
|  | const mbedtls_ssl_ciphersuite_t *ciphersuite_info; | 
|  | ciphersuite_info = | 
|  | mbedtls_ssl_ciphersuite_from_id(opt.force_ciphersuite[0]); | 
|  |  | 
|  | if (opt.max_version != -1 && | 
|  | ciphersuite_info->min_tls_version > opt.max_version) { | 
|  | mbedtls_printf("forced ciphersuite not allowed with this protocol version\n"); | 
|  | ret = 2; | 
|  | goto usage; | 
|  | } | 
|  | if (opt.min_version != -1 && | 
|  | ciphersuite_info->max_tls_version < opt.min_version) { | 
|  | mbedtls_printf("forced ciphersuite not allowed with this protocol version\n"); | 
|  | ret = 2; | 
|  | goto usage; | 
|  | } | 
|  |  | 
|  | /* If the server selects a version that's not supported by | 
|  | * this suite, then there will be no common ciphersuite... */ | 
|  | if (opt.max_version == -1 || | 
|  | opt.max_version > ciphersuite_info->max_tls_version) { | 
|  | opt.max_version = ciphersuite_info->max_tls_version; | 
|  | } | 
|  | if (opt.min_version < ciphersuite_info->min_tls_version) { | 
|  | opt.min_version = ciphersuite_info->min_tls_version; | 
|  | /* DTLS starts with TLS 1.2 */ | 
|  | if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM && | 
|  | opt.min_version < MBEDTLS_SSL_VERSION_TLS1_2) { | 
|  | opt.min_version = MBEDTLS_SSL_VERSION_TLS1_2; | 
|  | } | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED) | 
|  | if (opt.psk_opaque != 0) { | 
|  | /* Determine KDF algorithm the opaque PSK will be used in. */ | 
|  | #if defined(MBEDTLS_MD_CAN_SHA384) | 
|  | if (ciphersuite_info->mac == MBEDTLS_MD_SHA384) { | 
|  | alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_384); | 
|  | } else | 
|  | #endif /* MBEDTLS_MD_CAN_SHA384 */ | 
|  | alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256); | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */ | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO */ | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | if (mbedtls_test_unhexify(cid, sizeof(cid), | 
|  | opt.cid_val, &cid_len) != 0) { | 
|  | mbedtls_printf("CID not valid\n"); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | /* Keep CID settings for renegotiation unless | 
|  | * specified otherwise. */ | 
|  | if (opt.cid_enabled_renego == DFL_CID_ENABLED_RENEGO) { | 
|  | opt.cid_enabled_renego = opt.cid_enabled; | 
|  | } | 
|  | if (opt.cid_val_renego == DFL_CID_VALUE_RENEGO) { | 
|  | opt.cid_val_renego = opt.cid_val; | 
|  | } | 
|  |  | 
|  | if (mbedtls_test_unhexify(cid_renego, sizeof(cid_renego), | 
|  | opt.cid_val_renego, &cid_renego_len) != 0) { | 
|  | mbedtls_printf("CID not valid\n"); | 
|  | goto exit; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  |  | 
|  | if (opt.groups != NULL) { | 
|  | if (parse_groups(opt.groups, group_list, GROUP_LIST_SIZE) != 0) { | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | if (opt.sig_algs != NULL) { | 
|  | p = (char *) opt.sig_algs; | 
|  | i = 0; | 
|  |  | 
|  | /* Leave room for a final MBEDTLS_TLS1_3_SIG_NONE in signature algorithm list (sig_alg_list). */ | 
|  | while (i < SIG_ALG_LIST_SIZE - 1 && *p != '\0') { | 
|  | q = p; | 
|  |  | 
|  | /* Terminate the current string */ | 
|  | while (*p != ',' && *p != '\0') { | 
|  | p++; | 
|  | } | 
|  | if (*p == ',') { | 
|  | *p++ = '\0'; | 
|  | } | 
|  |  | 
|  | if (strcmp(q, "rsa_pkcs1_sha256") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA256; | 
|  | } else if (strcmp(q, "rsa_pkcs1_sha384") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA384; | 
|  | } else if (strcmp(q, "rsa_pkcs1_sha512") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA512; | 
|  | } else if (strcmp(q, "ecdsa_secp256r1_sha256") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ECDSA_SECP256R1_SHA256; | 
|  | } else if (strcmp(q, "ecdsa_secp384r1_sha384") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ECDSA_SECP384R1_SHA384; | 
|  | } else if (strcmp(q, "ecdsa_secp521r1_sha512") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ECDSA_SECP521R1_SHA512; | 
|  | } else if (strcmp(q, "rsa_pss_rsae_sha256") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA256; | 
|  | } else if (strcmp(q, "rsa_pss_rsae_sha384") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA384; | 
|  | } else if (strcmp(q, "rsa_pss_rsae_sha512") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PSS_RSAE_SHA512; | 
|  | } else if (strcmp(q, "ed25519") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ED25519; | 
|  | } else if (strcmp(q, "ed448") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ED448; | 
|  | } else if (strcmp(q, "rsa_pss_pss_sha256") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PSS_PSS_SHA256; | 
|  | } else if (strcmp(q, "rsa_pss_pss_sha384") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PSS_PSS_SHA384; | 
|  | } else if (strcmp(q, "rsa_pss_pss_sha512") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PSS_PSS_SHA512; | 
|  | } else if (strcmp(q, "rsa_pkcs1_sha1") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_RSA_PKCS1_SHA1; | 
|  | } else if (strcmp(q, "ecdsa_sha1") == 0) { | 
|  | sig_alg_list[i++] = MBEDTLS_TLS1_3_SIG_ECDSA_SHA1; | 
|  | } else { | 
|  | ret = -1; | 
|  | mbedtls_printf("unknown signature algorithm \"%s\"\n", q); | 
|  | mbedtls_print_supported_sig_algs(); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  |  | 
|  | if (i == (SIG_ALG_LIST_SIZE - 1) && *p != '\0') { | 
|  | mbedtls_printf("signature algorithm list too long, maximum %d", | 
|  | SIG_ALG_LIST_SIZE - 1); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | sig_alg_list[i] = MBEDTLS_TLS1_3_SIG_NONE; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_ALPN) | 
|  | if (opt.alpn_string != NULL) { | 
|  | p = (char *) opt.alpn_string; | 
|  | i = 0; | 
|  |  | 
|  | /* Leave room for a final NULL in alpn_list */ | 
|  | while (i < ALPN_LIST_SIZE - 1 && *p != '\0') { | 
|  | alpn_list[i++] = p; | 
|  |  | 
|  | /* Terminate the current string and move on to next one */ | 
|  | while (*p != ',' && *p != '\0') { | 
|  | p++; | 
|  | } | 
|  | if (*p == ',') { | 
|  | *p++ = '\0'; | 
|  | } | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_ALPN */ | 
|  |  | 
|  | mbedtls_printf("build version: %s (build %d)\n", | 
|  | MBEDTLS_VERSION_STRING_FULL, MBEDTLS_VERSION_NUMBER); | 
|  |  | 
|  | /* | 
|  | * 0. Initialize the RNG and the session data | 
|  | */ | 
|  | mbedtls_printf("\n  . Seeding the random number generator..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | ret = rng_seed(&rng, opt.reproducible, pers); | 
|  | if (ret != 0) { | 
|  | goto exit; | 
|  | } | 
|  | mbedtls_printf(" ok\n"); | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | /* | 
|  | * 1.1. Load the trusted CA | 
|  | */ | 
|  | mbedtls_printf("  . Loading the CA root certificate ..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | if (strcmp(opt.ca_path, "none") == 0 || | 
|  | strcmp(opt.ca_file, "none") == 0) { | 
|  | ret = 0; | 
|  | } else | 
|  | #if defined(MBEDTLS_FS_IO) | 
|  | if (strlen(opt.ca_path)) { | 
|  | ret = mbedtls_x509_crt_parse_path(&cacert, opt.ca_path); | 
|  | } else if (strlen(opt.ca_file)) { | 
|  | ret = mbedtls_x509_crt_parse_file(&cacert, opt.ca_file); | 
|  | } else | 
|  | #endif | 
|  | { | 
|  | #if defined(MBEDTLS_PEM_PARSE_C) | 
|  | for (i = 0; mbedtls_test_cas[i] != NULL; i++) { | 
|  | ret = mbedtls_x509_crt_parse(&cacert, | 
|  | (const unsigned char *) mbedtls_test_cas[i], | 
|  | mbedtls_test_cas_len[i]); | 
|  | if (ret != 0) { | 
|  | break; | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_PEM_PARSE_C */ | 
|  | if (ret == 0) { | 
|  | for (i = 0; mbedtls_test_cas_der[i] != NULL; i++) { | 
|  | ret = mbedtls_x509_crt_parse_der(&cacert, | 
|  | (const unsigned char *) mbedtls_test_cas_der[i], | 
|  | mbedtls_test_cas_der_len[i]); | 
|  | if (ret != 0) { | 
|  | break; | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  | if (ret < 0) { | 
|  | mbedtls_printf(" failed\n  !  mbedtls_x509_crt_parse returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_printf(" ok (%d skipped)\n", ret); | 
|  |  | 
|  | /* | 
|  | * 1.2. Load own certificate and private key | 
|  | * | 
|  | * (can be skipped if client authentication is not required) | 
|  | */ | 
|  | mbedtls_printf("  . Loading the client cert. and key..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | if (strcmp(opt.crt_file, "none") == 0) { | 
|  | ret = 0; | 
|  | } else | 
|  | #if defined(MBEDTLS_FS_IO) | 
|  | if (strlen(opt.crt_file)) { | 
|  | ret = mbedtls_x509_crt_parse_file(&clicert, opt.crt_file); | 
|  | } else | 
|  | #endif | 
|  | { ret = mbedtls_x509_crt_parse(&clicert, | 
|  | (const unsigned char *) mbedtls_test_cli_crt, | 
|  | mbedtls_test_cli_crt_len); } | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  !  mbedtls_x509_crt_parse returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if (strcmp(opt.key_file, "none") == 0) { | 
|  | ret = 0; | 
|  | } else | 
|  | #if defined(MBEDTLS_FS_IO) | 
|  | if (strlen(opt.key_file)) { | 
|  | ret = mbedtls_pk_parse_keyfile(&pkey, opt.key_file, opt.key_pwd, rng_get, &rng); | 
|  | } else | 
|  | #endif | 
|  | { ret = mbedtls_pk_parse_key(&pkey, | 
|  | (const unsigned char *) mbedtls_test_cli_key, | 
|  | mbedtls_test_cli_key_len, NULL, 0, rng_get, &rng); } | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  !  mbedtls_pk_parse_key returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | if (opt.key_opaque != 0) { | 
|  | psa_algorithm_t psa_alg, psa_alg2 = PSA_ALG_NONE; | 
|  | psa_key_usage_t usage = 0; | 
|  |  | 
|  | if (key_opaque_set_alg_usage(opt.key_opaque_alg1, | 
|  | opt.key_opaque_alg2, | 
|  | &psa_alg, &psa_alg2, | 
|  | &usage, | 
|  | mbedtls_pk_get_type(&pkey)) == 0) { | 
|  | ret = mbedtls_pk_wrap_as_opaque(&pkey, &key_slot, psa_alg, | 
|  | usage, psa_alg2); | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  !  " | 
|  | "mbedtls_pk_wrap_as_opaque returned -0x%x\n\n", | 
|  | (unsigned int)  -ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO */ | 
|  |  | 
|  | mbedtls_printf(" ok (key type: %s)\n", | 
|  | strlen(opt.key_file) || strlen(opt.key_opaque_alg1) ? | 
|  | mbedtls_pk_get_name(&pkey) : "none"); | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | /* | 
|  | * 2. Setup stuff | 
|  | */ | 
|  | mbedtls_printf("  . Setting up the SSL/TLS structure..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | if ((ret = mbedtls_ssl_config_defaults(&conf, | 
|  | MBEDTLS_SSL_IS_CLIENT, | 
|  | opt.transport, | 
|  | MBEDTLS_SSL_PRESET_DEFAULT)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_config_defaults returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | /* The default algorithms profile disables SHA-1, but our tests still | 
|  | rely on it heavily. */ | 
|  | if (opt.allow_sha1 > 0) { | 
|  | crt_profile_for_test.allowed_mds |= MBEDTLS_X509_ID_FLAG(MBEDTLS_MD_SHA1); | 
|  | mbedtls_ssl_conf_cert_profile(&conf, &crt_profile_for_test); | 
|  | mbedtls_ssl_conf_sig_algs(&conf, ssl_sig_algs_for_test); | 
|  | } | 
|  | if (opt.context_crt_cb == 0) { | 
|  | mbedtls_ssl_conf_verify(&conf, my_verify, NULL); | 
|  | } | 
|  |  | 
|  | memset(peer_crt_info, 0, sizeof(peer_crt_info)); | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | if (opt.cid_enabled == 1 || opt.cid_enabled_renego == 1) { | 
|  | if (opt.cid_enabled == 1        && | 
|  | opt.cid_enabled_renego == 1 && | 
|  | cid_len != cid_renego_len) { | 
|  | mbedtls_printf("CID length must not change during renegotiation\n"); | 
|  | goto usage; | 
|  | } | 
|  |  | 
|  | if (opt.cid_enabled == 1) { | 
|  | ret = mbedtls_ssl_conf_cid(&conf, cid_len, | 
|  | MBEDTLS_SSL_UNEXPECTED_CID_IGNORE); | 
|  | } else { | 
|  | ret = mbedtls_ssl_conf_cid(&conf, cid_renego_len, | 
|  | MBEDTLS_SSL_UNEXPECTED_CID_IGNORE); | 
|  | } | 
|  |  | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_cid_len returned -%#04x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  |  | 
|  | if (opt.auth_mode != DFL_AUTH_MODE) { | 
|  | mbedtls_ssl_conf_authmode(&conf, opt.auth_mode); | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_PROTO_DTLS) | 
|  | if (opt.hs_to_min != DFL_HS_TO_MIN || opt.hs_to_max != DFL_HS_TO_MAX) { | 
|  | mbedtls_ssl_conf_handshake_timeout(&conf, opt.hs_to_min, | 
|  | opt.hs_to_max); | 
|  | } | 
|  |  | 
|  | if (opt.dgram_packing != DFL_DGRAM_PACKING) { | 
|  | mbedtls_ssl_set_datagram_packing(&ssl, opt.dgram_packing); | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_PROTO_DTLS */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH) | 
|  | if ((ret = mbedtls_ssl_conf_max_frag_len(&conf, opt.mfl_code)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_max_frag_len returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_SRTP) | 
|  | const mbedtls_ssl_srtp_profile forced_profile[] = | 
|  | { opt.force_srtp_profile, MBEDTLS_TLS_SRTP_UNSET }; | 
|  | if (opt.use_srtp == 1) { | 
|  | if (opt.force_srtp_profile != 0) { | 
|  | ret = mbedtls_ssl_conf_dtls_srtp_protection_profiles(&conf, forced_profile); | 
|  | } else { | 
|  | ret = mbedtls_ssl_conf_dtls_srtp_protection_profiles(&conf, default_profiles); | 
|  | } | 
|  |  | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  ! " | 
|  | "mbedtls_ssl_conf_dtls_srtp_protection_profiles returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | } else if (opt.force_srtp_profile != 0) { | 
|  | mbedtls_printf(" failed\n  ! must enable use_srtp to force srtp profile\n\n"); | 
|  | goto exit; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_SRTP */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET) | 
|  | if (opt.extended_ms != DFL_EXTENDED_MS) { | 
|  | mbedtls_ssl_conf_extended_master_secret(&conf, opt.extended_ms); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC) | 
|  | if (opt.etm != DFL_ETM) { | 
|  | mbedtls_ssl_conf_encrypt_then_mac(&conf, opt.etm); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_DHM_C) | 
|  | if (opt.dhmlen != DFL_DHMLEN) { | 
|  | mbedtls_ssl_conf_dhm_min_bitlen(&conf, opt.dhmlen); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_ALPN) | 
|  | if (opt.alpn_string != NULL) { | 
|  | if ((ret = mbedtls_ssl_conf_alpn_protocols(&conf, alpn_list)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_alpn_protocols returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | #endif | 
|  |  | 
|  | if (opt.reproducible) { | 
|  | #if defined(MBEDTLS_HAVE_TIME) | 
|  | #if defined(MBEDTLS_PLATFORM_TIME_ALT) | 
|  | mbedtls_platform_set_time(dummy_constant_time); | 
|  | #else | 
|  | fprintf(stderr, "Warning: reproducible option used without constant time\n"); | 
|  | #endif | 
|  | #endif  /* MBEDTLS_HAVE_TIME */ | 
|  | } | 
|  | mbedtls_ssl_conf_rng(&conf, rng_get, &rng); | 
|  | mbedtls_ssl_conf_dbg(&conf, my_debug, stdout); | 
|  |  | 
|  | mbedtls_ssl_conf_read_timeout(&conf, opt.read_timeout); | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_SESSION_TICKETS) | 
|  | mbedtls_ssl_conf_session_tickets(&conf, opt.tickets); | 
|  | #endif | 
|  |  | 
|  | if (opt.force_ciphersuite[0] != DFL_FORCE_CIPHER) { | 
|  | mbedtls_ssl_conf_ciphersuites(&conf, opt.force_ciphersuite); | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | mbedtls_ssl_conf_tls13_key_exchange_modes(&conf, opt.tls13_kex_modes); | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  |  | 
|  | if (opt.allow_legacy != DFL_ALLOW_LEGACY) { | 
|  | mbedtls_ssl_conf_legacy_renegotiation(&conf, opt.allow_legacy); | 
|  | } | 
|  | #if defined(MBEDTLS_SSL_RENEGOTIATION) | 
|  | mbedtls_ssl_conf_renegotiation(&conf, opt.renegotiation); | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | if (strcmp(opt.ca_path, "none") != 0 && | 
|  | strcmp(opt.ca_file, "none") != 0) { | 
|  | #if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK) | 
|  | if (opt.ca_callback != 0) { | 
|  | mbedtls_ssl_conf_ca_cb(&conf, ca_callback, &cacert); | 
|  | } else | 
|  | #endif | 
|  | mbedtls_ssl_conf_ca_chain(&conf, &cacert, NULL); | 
|  | } | 
|  | if (strcmp(opt.crt_file, "none") != 0 && | 
|  | strcmp(opt.key_file, "none") != 0) { | 
|  | if ((ret = mbedtls_ssl_conf_own_cert(&conf, &clicert, &pkey)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_own_cert returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | #endif  /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_PK_HAVE_ECC_KEYS) || \ | 
|  | (defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_SOME_EPHEMERAL_ENABLED) && \ | 
|  | defined(PSA_WANT_ALG_FFDH)) | 
|  | if (opt.groups != NULL && | 
|  | strcmp(opt.groups, "default") != 0) { | 
|  | mbedtls_ssl_conf_groups(&conf, group_list); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | if (opt.sig_algs != NULL) { | 
|  | mbedtls_ssl_conf_sig_algs(&conf, sig_alg_list); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED) | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | if (opt.psk_opaque != 0) { | 
|  | key_attributes = psa_key_attributes_init(); | 
|  | psa_set_key_usage_flags(&key_attributes, PSA_KEY_USAGE_DERIVE); | 
|  | psa_set_key_algorithm(&key_attributes, alg); | 
|  | psa_set_key_type(&key_attributes, PSA_KEY_TYPE_DERIVE); | 
|  |  | 
|  | status = psa_import_key(&key_attributes, psk, psk_len, &slot); | 
|  | if (status != PSA_SUCCESS) { | 
|  | ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED; | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if ((ret = mbedtls_ssl_conf_psk_opaque(&conf, slot, | 
|  | (const unsigned char *) opt.psk_identity, | 
|  | strlen(opt.psk_identity))) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_psk_opaque returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | } else | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO */ | 
|  | if (psk_len > 0) { | 
|  | ret = mbedtls_ssl_conf_psk(&conf, psk, psk_len, | 
|  | (const unsigned char *) opt.psk_identity, | 
|  | strlen(opt.psk_identity)); | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_conf_psk returned %d\n\n", ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */ | 
|  |  | 
|  | if (opt.min_version != DFL_MIN_VERSION) { | 
|  | mbedtls_ssl_conf_min_tls_version(&conf, opt.min_version); | 
|  | } | 
|  |  | 
|  | if (opt.max_version != DFL_MAX_VERSION) { | 
|  | mbedtls_ssl_conf_max_tls_version(&conf, opt.max_version); | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_EARLY_DATA) | 
|  | int early_data_enabled = MBEDTLS_SSL_EARLY_DATA_DISABLED; | 
|  | if (strlen(opt.early_data) > 0) { | 
|  | if ((early_data_fp = fopen(opt.early_data, "rb")) == NULL) { | 
|  | mbedtls_printf("failed\n  ! Cannot open '%s' for reading.\n", | 
|  | opt.early_data); | 
|  | goto exit; | 
|  | } | 
|  | early_data_enabled = MBEDTLS_SSL_EARLY_DATA_ENABLED; | 
|  | } | 
|  | mbedtls_ssl_conf_early_data(&conf, early_data_enabled); | 
|  | #endif /* MBEDTLS_SSL_EARLY_DATA */ | 
|  |  | 
|  | if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_setup returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if (opt.eap_tls != 0) { | 
|  | mbedtls_ssl_set_export_keys_cb(&ssl, eap_tls_key_derivation, | 
|  | &eap_tls_keying); | 
|  | } else if (opt.nss_keylog != 0) { | 
|  | mbedtls_ssl_set_export_keys_cb(&ssl, | 
|  | nss_keylog_export, | 
|  | NULL); | 
|  | } | 
|  | #if defined(MBEDTLS_SSL_DTLS_SRTP) | 
|  | else if (opt.use_srtp != 0) { | 
|  | mbedtls_ssl_set_export_keys_cb(&ssl, dtls_srtp_key_derivation, | 
|  | &dtls_srtp_keying); | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_SRTP */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | if ((ret = mbedtls_ssl_set_hostname(&ssl, opt.server_name)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_set_hostname returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED) | 
|  | if (opt.ecjpake_pw != DFL_ECJPAKE_PW) { | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | if (opt.ecjpake_pw_opaque != DFL_ECJPAKE_PW_OPAQUE) { | 
|  | psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT; | 
|  |  | 
|  | psa_set_key_usage_flags(&attributes, PSA_KEY_USAGE_DERIVE); | 
|  | psa_set_key_algorithm(&attributes, PSA_ALG_JPAKE); | 
|  | psa_set_key_type(&attributes, PSA_KEY_TYPE_PASSWORD); | 
|  |  | 
|  | status = psa_import_key(&attributes, | 
|  | (const unsigned char *) opt.ecjpake_pw, | 
|  | strlen(opt.ecjpake_pw), | 
|  | &ecjpake_pw_slot); | 
|  | if (status != PSA_SUCCESS) { | 
|  | mbedtls_printf(" failed\n  ! psa_import_key returned %d\n\n", | 
|  | status); | 
|  | goto exit; | 
|  | } | 
|  | if ((ret = mbedtls_ssl_set_hs_ecjpake_password_opaque(&ssl, | 
|  | ecjpake_pw_slot)) != 0) { | 
|  | mbedtls_printf( | 
|  | " failed\n  ! mbedtls_ssl_set_hs_ecjpake_password_opaque returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | mbedtls_printf("using opaque password\n"); | 
|  | } else | 
|  | #endif  /* MBEDTLS_USE_PSA_CRYPTO */ | 
|  | { | 
|  | if ((ret = mbedtls_ssl_set_hs_ecjpake_password(&ssl, | 
|  | (const unsigned char *) opt.ecjpake_pw, | 
|  | strlen(opt.ecjpake_pw))) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_set_hs_ecjpake_password returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | if (opt.context_crt_cb == 1) { | 
|  | mbedtls_ssl_set_verify(&ssl, my_verify, NULL); | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | io_ctx.ssl = &ssl; | 
|  | io_ctx.net = &server_fd; | 
|  | mbedtls_ssl_set_bio(&ssl, &io_ctx, send_cb, recv_cb, | 
|  | opt.nbio == 0 ? recv_timeout_cb : NULL); | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) { | 
|  | if ((ret = mbedtls_ssl_set_cid(&ssl, opt.cid_enabled, | 
|  | cid, cid_len)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_set_cid returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_PROTO_DTLS) | 
|  | if (opt.dtls_mtu != DFL_DTLS_MTU) { | 
|  | mbedtls_ssl_set_mtu(&ssl, opt.dtls_mtu); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | mbedtls_ssl_set_timer_cb(&ssl, &timer, mbedtls_timing_set_delay, | 
|  | mbedtls_timing_get_delay); | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_ECP_RESTARTABLE) | 
|  | if (opt.ec_max_ops != DFL_EC_MAX_OPS) { | 
|  | mbedtls_ecp_set_max_ops(opt.ec_max_ops); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_SRTP) | 
|  | if (opt.use_srtp != 0 && strlen(opt.mki) != 0) { | 
|  | if (mbedtls_test_unhexify(mki, sizeof(mki), | 
|  | opt.mki, &mki_len) != 0) { | 
|  | mbedtls_printf("mki value not valid hex\n"); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_ssl_conf_srtp_mki_value_supported(&conf, MBEDTLS_SSL_DTLS_SRTP_MKI_SUPPORTED); | 
|  | if ((ret = mbedtls_ssl_dtls_srtp_set_mki_value(&ssl, mki, | 
|  | (uint16_t) strlen(opt.mki) / 2)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_dtls_srtp_set_mki_value returned %d\n\n", ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | #endif | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  |  | 
|  | /* | 
|  | * 3. Start the connection | 
|  | */ | 
|  | if (opt.server_addr == NULL) { | 
|  | opt.server_addr = opt.server_name; | 
|  | } | 
|  |  | 
|  | mbedtls_printf("  . Connecting to %s/%s/%s...", | 
|  | opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ? "tcp" : "udp", | 
|  | opt.server_addr, opt.server_port); | 
|  | fflush(stdout); | 
|  |  | 
|  | if ((ret = mbedtls_net_connect(&server_fd, | 
|  | opt.server_addr, opt.server_port, | 
|  | opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ? | 
|  | MBEDTLS_NET_PROTO_TCP : MBEDTLS_NET_PROTO_UDP)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_net_connect returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if (opt.nbio > 0) { | 
|  | ret = mbedtls_net_set_nonblock(&server_fd); | 
|  | } else { | 
|  | ret = mbedtls_net_set_block(&server_fd); | 
|  | } | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  ! net_set_(non)block() returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  |  | 
|  | /* | 
|  | * 4. Handshake | 
|  | */ | 
|  | mbedtls_printf("  . Performing the SSL/TLS handshake..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | while ((ret = mbedtls_ssl_handshake(&ssl)) != 0) { | 
|  | if (ret != MBEDTLS_ERR_SSL_WANT_READ && | 
|  | ret != MBEDTLS_ERR_SSL_WANT_WRITE && | 
|  | ret != MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_handshake returned -0x%x\n", | 
|  | (unsigned int) -ret); | 
|  | if (ret == MBEDTLS_ERR_X509_CERT_VERIFY_FAILED) { | 
|  | mbedtls_printf( | 
|  | "    Unable to verify the server's certificate. " | 
|  | "Either it is invalid,\n" | 
|  | "    or you didn't set ca_file or ca_path " | 
|  | "to an appropriate value.\n" | 
|  | "    Alternatively, you may want to use " | 
|  | "auth_mode=optional for testing purposes if " | 
|  | "not using TLS 1.3.\n" | 
|  | "    For TLS 1.3 server, try `ca_path=/etc/ssl/certs/`" | 
|  | "or other folder that has root certificates\n"); | 
|  | } | 
|  | mbedtls_printf("\n"); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_ECP_RESTARTABLE) | 
|  | if (ret == MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | continue; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | /* For event-driven IO, wait for socket to become available */ | 
|  | if (opt.event == 1 /* level triggered IO */) { | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | ret = idle(&server_fd, &timer, ret); | 
|  | #else | 
|  | ret = idle(&server_fd, ret); | 
|  | #endif | 
|  | if (ret != 0) { | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | { | 
|  | int suite_id = mbedtls_ssl_get_ciphersuite_id_from_ssl(&ssl); | 
|  | const mbedtls_ssl_ciphersuite_t *ciphersuite_info; | 
|  | ciphersuite_info = mbedtls_ssl_ciphersuite_from_id(suite_id); | 
|  |  | 
|  | mbedtls_printf(" ok\n    [ Protocol is %s ]\n" | 
|  | "    [ Ciphersuite is %s ]\n" | 
|  | "    [ Key size is %u ]\n", | 
|  | mbedtls_ssl_get_version(&ssl), | 
|  | mbedtls_ssl_ciphersuite_get_name(ciphersuite_info), | 
|  | (unsigned int) | 
|  | mbedtls_ssl_ciphersuite_get_cipher_key_bitlen(ciphersuite_info)); | 
|  | } | 
|  |  | 
|  | if ((ret = mbedtls_ssl_get_record_expansion(&ssl)) >= 0) { | 
|  | mbedtls_printf("    [ Record expansion is %d ]\n", ret); | 
|  | } else { | 
|  | mbedtls_printf("    [ Record expansion is unknown ]\n"); | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_MAX_FRAGMENT_LENGTH) | 
|  | mbedtls_printf("    [ Maximum incoming record payload length is %u ]\n", | 
|  | (unsigned int) mbedtls_ssl_get_max_in_record_payload(&ssl)); | 
|  | mbedtls_printf("    [ Maximum outgoing record payload length is %u ]\n", | 
|  | (unsigned int) mbedtls_ssl_get_max_out_record_payload(&ssl)); | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_ALPN) | 
|  | if (opt.alpn_string != NULL) { | 
|  | const char *alp = mbedtls_ssl_get_alpn_protocol(&ssl); | 
|  | mbedtls_printf("    [ Application Layer Protocol is %s ]\n", | 
|  | alp ? alp : "(none)"); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | if (opt.eap_tls != 0) { | 
|  | size_t j = 0; | 
|  |  | 
|  | if ((ret = mbedtls_ssl_tls_prf(eap_tls_keying.tls_prf_type, | 
|  | eap_tls_keying.master_secret, | 
|  | sizeof(eap_tls_keying.master_secret), | 
|  | eap_tls_label, | 
|  | eap_tls_keying.randbytes, | 
|  | sizeof(eap_tls_keying.randbytes), | 
|  | eap_tls_keymaterial, | 
|  | sizeof(eap_tls_keymaterial))) | 
|  | != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_printf("    EAP-TLS key material is:"); | 
|  | for (j = 0; j < sizeof(eap_tls_keymaterial); j++) { | 
|  | if (j % 8 == 0) { | 
|  | mbedtls_printf("\n    "); | 
|  | } | 
|  | mbedtls_printf("%02x ", eap_tls_keymaterial[j]); | 
|  | } | 
|  | mbedtls_printf("\n"); | 
|  |  | 
|  | if ((ret = mbedtls_ssl_tls_prf(eap_tls_keying.tls_prf_type, NULL, 0, | 
|  | eap_tls_label, | 
|  | eap_tls_keying.randbytes, | 
|  | sizeof(eap_tls_keying.randbytes), | 
|  | eap_tls_iv, | 
|  | sizeof(eap_tls_iv))) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_printf("    EAP-TLS IV is:"); | 
|  | for (j = 0; j < sizeof(eap_tls_iv); j++) { | 
|  | if (j % 8 == 0) { | 
|  | mbedtls_printf("\n    "); | 
|  | } | 
|  | mbedtls_printf("%02x ", eap_tls_iv[j]); | 
|  | } | 
|  | mbedtls_printf("\n"); | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_SRTP) | 
|  | else if (opt.use_srtp != 0) { | 
|  | size_t j = 0; | 
|  | mbedtls_dtls_srtp_info dtls_srtp_negotiation_result; | 
|  | mbedtls_ssl_get_dtls_srtp_negotiation_result(&ssl, &dtls_srtp_negotiation_result); | 
|  |  | 
|  | if (dtls_srtp_negotiation_result.chosen_dtls_srtp_profile | 
|  | == MBEDTLS_TLS_SRTP_UNSET) { | 
|  | mbedtls_printf("    Unable to negotiate " | 
|  | "the use of DTLS-SRTP\n"); | 
|  | } else { | 
|  | if ((ret = mbedtls_ssl_tls_prf(dtls_srtp_keying.tls_prf_type, | 
|  | dtls_srtp_keying.master_secret, | 
|  | sizeof(dtls_srtp_keying.master_secret), | 
|  | dtls_srtp_label, | 
|  | dtls_srtp_keying.randbytes, | 
|  | sizeof(dtls_srtp_keying.randbytes), | 
|  | dtls_srtp_key_material, | 
|  | sizeof(dtls_srtp_key_material))) | 
|  | != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_tls_prf returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_printf("    DTLS-SRTP key material is:"); | 
|  | for (j = 0; j < sizeof(dtls_srtp_key_material); j++) { | 
|  | if (j % 8 == 0) { | 
|  | mbedtls_printf("\n    "); | 
|  | } | 
|  | mbedtls_printf("%02x ", dtls_srtp_key_material[j]); | 
|  | } | 
|  | mbedtls_printf("\n"); | 
|  |  | 
|  | /* produce a less readable output used to perform automatic checks | 
|  | * - compare client and server output | 
|  | * - interop test with openssl which client produces this kind of output | 
|  | */ | 
|  | mbedtls_printf("    Keying material: "); | 
|  | for (j = 0; j < sizeof(dtls_srtp_key_material); j++) { | 
|  | mbedtls_printf("%02X", dtls_srtp_key_material[j]); | 
|  | } | 
|  | mbedtls_printf("\n"); | 
|  |  | 
|  | if (dtls_srtp_negotiation_result.mki_len > 0) { | 
|  | mbedtls_printf("    DTLS-SRTP mki value: "); | 
|  | for (j = 0; j < dtls_srtp_negotiation_result.mki_len; j++) { | 
|  | mbedtls_printf("%02X", dtls_srtp_negotiation_result.mki_value[j]); | 
|  | } | 
|  | } else { | 
|  | mbedtls_printf("    DTLS-SRTP no mki value negotiated"); | 
|  | } | 
|  | mbedtls_printf("\n"); | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_SRTP */ | 
|  | if (opt.reconnect != 0 && ssl.tls_version != MBEDTLS_SSL_VERSION_TLS1_3) { | 
|  | mbedtls_printf("  . Saving session for reuse..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | if (opt.reco_mode == 1) { | 
|  | if ((ret = ssl_save_session_serialize(&ssl, | 
|  | &session_data, &session_data_len)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! ssl_save_session_serialize returned -0x%04x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | } else { | 
|  | if ((ret = mbedtls_ssl_get_session(&ssl, &saved_session)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_get_session returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  |  | 
|  | if (opt.reco_mode == 1) { | 
|  | mbedtls_printf("    [ Saved %u bytes of session data]\n", | 
|  | (unsigned) session_data_len); | 
|  | } | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | /* | 
|  | * 5. Verify the server certificate | 
|  | */ | 
|  | mbedtls_printf("  . Verifying peer X.509 certificate..."); | 
|  |  | 
|  | if ((flags = mbedtls_ssl_get_verify_result(&ssl)) != 0) { | 
|  | char vrfy_buf[512]; | 
|  | mbedtls_printf(" failed\n"); | 
|  |  | 
|  | x509_crt_verify_info(vrfy_buf, sizeof(vrfy_buf), | 
|  | "  ! ", flags); | 
|  |  | 
|  | mbedtls_printf("%s\n", vrfy_buf); | 
|  | } else { | 
|  | mbedtls_printf(" ok\n"); | 
|  | } | 
|  |  | 
|  | #if !defined(MBEDTLS_X509_REMOVE_INFO) | 
|  | mbedtls_printf("  . Peer certificate information    ...\n"); | 
|  | mbedtls_printf("%s\n", peer_crt_info); | 
|  | #endif /* !MBEDTLS_X509_REMOVE_INFO */ | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | ret = report_cid_usage(&ssl, "initial handshake"); | 
|  | if (ret != 0) { | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) { | 
|  | if ((ret = mbedtls_ssl_set_cid(&ssl, opt.cid_enabled_renego, | 
|  | cid_renego, | 
|  | cid_renego_len)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_set_cid returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_RENEGOTIATION) | 
|  | if (opt.renegotiate) { | 
|  | /* | 
|  | * Perform renegotiation (this must be done when the server is waiting | 
|  | * for input from our side). | 
|  | */ | 
|  | mbedtls_printf("  . Performing renegotiation..."); | 
|  | fflush(stdout); | 
|  | while ((ret = mbedtls_ssl_renegotiate(&ssl)) != 0) { | 
|  | if (ret != MBEDTLS_ERR_SSL_WANT_READ && | 
|  | ret != MBEDTLS_ERR_SSL_WANT_WRITE && | 
|  | ret != MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_renegotiate returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_ECP_RESTARTABLE) | 
|  | if (ret == MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | continue; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | /* For event-driven IO, wait for socket to become available */ | 
|  | if (opt.event == 1 /* level triggered IO */) { | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | idle(&server_fd, &timer, ret); | 
|  | #else | 
|  | idle(&server_fd, ret); | 
|  | #endif | 
|  | } | 
|  |  | 
|  | } | 
|  | mbedtls_printf(" ok\n"); | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_RENEGOTIATION */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_DTLS_CONNECTION_ID) | 
|  | ret = report_cid_usage(&ssl, "after renegotiation"); | 
|  | if (ret != 0) { | 
|  | goto exit; | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */ | 
|  |  | 
|  | /* | 
|  | * 6. Write the GET request | 
|  | */ | 
|  | retry_left = opt.max_resend; | 
|  | send_request: | 
|  | mbedtls_printf("  > Write to server:"); | 
|  | fflush(stdout); | 
|  |  | 
|  | len = mbedtls_snprintf((char *) buf, sizeof(buf) - 1, GET_REQUEST, | 
|  | opt.request_page); | 
|  | tail_len = (int) strlen(GET_REQUEST_END); | 
|  |  | 
|  | /* Add padding to GET request to reach opt.request_size in length */ | 
|  | if (opt.request_size != DFL_REQUEST_SIZE && | 
|  | len + tail_len < opt.request_size) { | 
|  | memset(buf + len, 'A', opt.request_size - len - tail_len); | 
|  | len += opt.request_size - len - tail_len; | 
|  | } | 
|  |  | 
|  | strncpy((char *) buf + len, GET_REQUEST_END, sizeof(buf) - len - 1); | 
|  | len += tail_len; | 
|  |  | 
|  | /* Truncate if request size is smaller than the "natural" size */ | 
|  | if (opt.request_size != DFL_REQUEST_SIZE && | 
|  | len > opt.request_size) { | 
|  | len = opt.request_size; | 
|  |  | 
|  | /* Still end with \r\n unless that's really not possible */ | 
|  | if (len >= 2) { | 
|  | buf[len - 2] = '\r'; | 
|  | } | 
|  | if (len >= 1) { | 
|  | buf[len - 1] = '\n'; | 
|  | } | 
|  | } | 
|  |  | 
|  | if (opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM) { | 
|  | written = 0; | 
|  | frags = 0; | 
|  |  | 
|  | do { | 
|  | while ((ret = mbedtls_ssl_write(&ssl, buf + written, | 
|  | len - written)) < 0) { | 
|  | if (ret != MBEDTLS_ERR_SSL_WANT_READ && | 
|  | ret != MBEDTLS_ERR_SSL_WANT_WRITE && | 
|  | ret != MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_write returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | /* For event-driven IO, wait for socket to become available */ | 
|  | if (opt.event == 1 /* level triggered IO */) { | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | idle(&server_fd, &timer, ret); | 
|  | #else | 
|  | idle(&server_fd, ret); | 
|  | #endif | 
|  | } | 
|  | } | 
|  |  | 
|  | frags++; | 
|  | written += ret; | 
|  | } while (written < len); | 
|  | } else { /* Not stream, so datagram */ | 
|  | while (1) { | 
|  | ret = mbedtls_ssl_write(&ssl, buf, len); | 
|  |  | 
|  | #if defined(MBEDTLS_ECP_RESTARTABLE) | 
|  | if (ret == MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | continue; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | if (ret != MBEDTLS_ERR_SSL_WANT_READ && | 
|  | ret != MBEDTLS_ERR_SSL_WANT_WRITE) { | 
|  | break; | 
|  | } | 
|  |  | 
|  | /* For event-driven IO, wait for socket to become available */ | 
|  | if (opt.event == 1 /* level triggered IO */) { | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | idle(&server_fd, &timer, ret); | 
|  | #else | 
|  | idle(&server_fd, ret); | 
|  | #endif | 
|  | } | 
|  | } | 
|  |  | 
|  | if (ret < 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_write returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | frags = 1; | 
|  | written = ret; | 
|  |  | 
|  | if (written < len) { | 
|  | mbedtls_printf(" warning\n  ! request didn't fit into single datagram and " | 
|  | "was truncated to size %u", (unsigned) written); | 
|  | } | 
|  | } | 
|  |  | 
|  | buf[written] = '\0'; | 
|  | mbedtls_printf(" %d bytes written in %d fragments\n\n%s\n", | 
|  | written, frags, (char *) buf); | 
|  |  | 
|  | /* Send a non-empty request if request_size == 0 */ | 
|  | if (len == 0) { | 
|  | opt.request_size = DFL_REQUEST_SIZE; | 
|  | goto send_request; | 
|  | } | 
|  |  | 
|  | /* | 
|  | * 7. Read the HTTP response | 
|  | */ | 
|  |  | 
|  | /* | 
|  | * TLS and DTLS need different reading styles (stream vs datagram) | 
|  | */ | 
|  | if (opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM) { | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) && defined(MBEDTLS_SSL_SESSION_TICKETS) | 
|  | int ticket_id = 0; | 
|  | #endif | 
|  | do { | 
|  | len = sizeof(buf) - 1; | 
|  | memset(buf, 0, sizeof(buf)); | 
|  | ret = mbedtls_ssl_read(&ssl, buf, len); | 
|  |  | 
|  | #if defined(MBEDTLS_ECP_RESTARTABLE) | 
|  | if (ret == MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | continue; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | if (ret == MBEDTLS_ERR_SSL_WANT_READ || | 
|  | ret == MBEDTLS_ERR_SSL_WANT_WRITE) { | 
|  | /* For event-driven IO, wait for socket to become available */ | 
|  | if (opt.event == 1 /* level triggered IO */) { | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | idle(&server_fd, &timer, ret); | 
|  | #else | 
|  | idle(&server_fd, ret); | 
|  | #endif | 
|  | } | 
|  | continue; | 
|  | } | 
|  |  | 
|  | if (ret <= 0) { | 
|  | switch (ret) { | 
|  | case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY: | 
|  | mbedtls_printf(" connection was closed gracefully\n"); | 
|  | ret = 0; | 
|  | goto close_notify; | 
|  |  | 
|  | case 0: | 
|  | case MBEDTLS_ERR_NET_CONN_RESET: | 
|  | mbedtls_printf(" connection was reset by peer\n"); | 
|  | ret = 0; | 
|  | goto reconnect; | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_SESSION_TICKETS) | 
|  | case MBEDTLS_ERR_SSL_RECEIVED_NEW_SESSION_TICKET: | 
|  | /* We were waiting for application data but got | 
|  | * a NewSessionTicket instead. */ | 
|  | mbedtls_printf(" got new session ticket ( %d ).\n", | 
|  | ticket_id++); | 
|  | if (opt.reconnect != 0) { | 
|  | mbedtls_printf("  . Saving session for reuse..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | if (opt.reco_mode == 1) { | 
|  | if ((ret = ssl_save_session_serialize(&ssl, | 
|  | &session_data, | 
|  | &session_data_len)) != 0) { | 
|  | mbedtls_printf( | 
|  | " failed\n  ! ssl_save_session_serialize returned -0x%04x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  | } else { | 
|  | if ((ret = mbedtls_ssl_get_session(&ssl, &saved_session)) != 0) { | 
|  | mbedtls_printf( | 
|  | " failed\n  ! mbedtls_ssl_get_session returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  |  | 
|  | if (opt.reco_mode == 1) { | 
|  | mbedtls_printf("    [ Saved %u bytes of session data]\n", | 
|  | (unsigned) session_data_len); | 
|  | } | 
|  | } | 
|  | continue; | 
|  | #endif /* MBEDTLS_SSL_SESSION_TICKETS */ | 
|  |  | 
|  | #endif /* MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  |  | 
|  | default: | 
|  | mbedtls_printf(" mbedtls_ssl_read returned -0x%x\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  |  | 
|  | len = ret; | 
|  | buf[len] = '\0'; | 
|  | mbedtls_printf("  < Read from server: %d bytes read\n\n%s", len, (char *) buf); | 
|  | fflush(stdout); | 
|  | /* End of message should be detected according to the syntax of the | 
|  | * application protocol (eg HTTP), just use a dummy test here. */ | 
|  | if (ret > 0 && buf[len-1] == '\n') { | 
|  | ret = 0; | 
|  | break; | 
|  | } | 
|  | } while (1); | 
|  | } else { /* Not stream, so datagram */ | 
|  | len = sizeof(buf) - 1; | 
|  | memset(buf, 0, sizeof(buf)); | 
|  |  | 
|  | while (1) { | 
|  | ret = mbedtls_ssl_read(&ssl, buf, len); | 
|  |  | 
|  | #if defined(MBEDTLS_ECP_RESTARTABLE) | 
|  | if (ret == MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | continue; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | if (ret != MBEDTLS_ERR_SSL_WANT_READ && | 
|  | ret != MBEDTLS_ERR_SSL_WANT_WRITE) { | 
|  | break; | 
|  | } | 
|  |  | 
|  | /* For event-driven IO, wait for socket to become available */ | 
|  | if (opt.event == 1 /* level triggered IO */) { | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | idle(&server_fd, &timer, ret); | 
|  | #else | 
|  | idle(&server_fd, ret); | 
|  | #endif | 
|  | } | 
|  | } | 
|  |  | 
|  | if (ret <= 0) { | 
|  | switch (ret) { | 
|  | case MBEDTLS_ERR_SSL_TIMEOUT: | 
|  | mbedtls_printf(" timeout\n"); | 
|  | if (retry_left-- > 0) { | 
|  | goto send_request; | 
|  | } | 
|  | goto exit; | 
|  |  | 
|  | case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY: | 
|  | mbedtls_printf(" connection was closed gracefully\n"); | 
|  | ret = 0; | 
|  | goto close_notify; | 
|  |  | 
|  | default: | 
|  | mbedtls_printf(" mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  |  | 
|  | len = ret; | 
|  | buf[len] = '\0'; | 
|  | mbedtls_printf("  < Read from server: %d bytes read\n\n%s", len, (char *) buf); | 
|  | ret = 0; | 
|  | } | 
|  |  | 
|  | /* | 
|  | * 7b. Simulate hard reset and reconnect from same port? | 
|  | */ | 
|  | if (opt.reconnect_hard != 0) { | 
|  | opt.reconnect_hard = 0; | 
|  |  | 
|  | mbedtls_printf("  . Restarting connection from same port..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | memset(peer_crt_info, 0, sizeof(peer_crt_info)); | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | if ((ret = mbedtls_ssl_session_reset(&ssl)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_session_reset returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | while ((ret = mbedtls_ssl_handshake(&ssl)) != 0) { | 
|  | if (ret != MBEDTLS_ERR_SSL_WANT_READ && | 
|  | ret != MBEDTLS_ERR_SSL_WANT_WRITE && | 
|  | ret != MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_handshake returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | /* For event-driven IO, wait for socket to become available */ | 
|  | if (opt.event == 1 /* level triggered IO */) { | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | idle(&server_fd, &timer, ret); | 
|  | #else | 
|  | idle(&server_fd, ret); | 
|  | #endif | 
|  | } | 
|  | } | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  |  | 
|  | goto send_request; | 
|  | } | 
|  |  | 
|  | /* | 
|  | * 7c. Simulate serialize/deserialize and go back to data exchange | 
|  | */ | 
|  | #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION) | 
|  | if (opt.serialize != 0) { | 
|  | size_t buf_len; | 
|  |  | 
|  | mbedtls_printf("  . Serializing live connection..."); | 
|  |  | 
|  | ret = mbedtls_ssl_context_save(&ssl, NULL, 0, &buf_len); | 
|  | if (ret != MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_context_save returned " | 
|  | "-0x%x\n\n", (unsigned int) -ret); | 
|  |  | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if ((context_buf = mbedtls_calloc(1, buf_len)) == NULL) { | 
|  | mbedtls_printf(" failed\n  ! Couldn't allocate buffer for " | 
|  | "serialized context"); | 
|  |  | 
|  | goto exit; | 
|  | } | 
|  | context_buf_len = buf_len; | 
|  |  | 
|  | if ((ret = mbedtls_ssl_context_save(&ssl, context_buf, | 
|  | buf_len, &buf_len)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_context_save returned " | 
|  | "-0x%x\n\n", (unsigned int) -ret); | 
|  |  | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  |  | 
|  | /* Save serialized context to the 'opt.context_file' as a base64 code */ | 
|  | if (0 < strlen(opt.context_file)) { | 
|  | FILE *b64_file; | 
|  | uint8_t *b64_buf; | 
|  | size_t b64_len; | 
|  |  | 
|  | mbedtls_printf("  . Save serialized context to a file... "); | 
|  |  | 
|  | mbedtls_base64_encode(NULL, 0, &b64_len, context_buf, buf_len); | 
|  |  | 
|  | if ((b64_buf = mbedtls_calloc(1, b64_len)) == NULL) { | 
|  | mbedtls_printf("failed\n  ! Couldn't allocate buffer for " | 
|  | "the base64 code\n"); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if ((ret = mbedtls_base64_encode(b64_buf, b64_len, &b64_len, | 
|  | context_buf, buf_len)) != 0) { | 
|  | mbedtls_printf("failed\n  ! mbedtls_base64_encode returned " | 
|  | "-0x%x\n", (unsigned int) -ret); | 
|  | mbedtls_free(b64_buf); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if ((b64_file = fopen(opt.context_file, "w")) == NULL) { | 
|  | mbedtls_printf("failed\n  ! Cannot open '%s' for writing.\n", | 
|  | opt.context_file); | 
|  | mbedtls_free(b64_buf); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if (b64_len != fwrite(b64_buf, 1, b64_len, b64_file)) { | 
|  | mbedtls_printf("failed\n  ! fwrite(%ld bytes) failed\n", | 
|  | (long) b64_len); | 
|  | mbedtls_free(b64_buf); | 
|  | fclose(b64_file); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_free(b64_buf); | 
|  | fclose(b64_file); | 
|  |  | 
|  | mbedtls_printf("ok\n"); | 
|  | } | 
|  |  | 
|  | if (opt.serialize == 1) { | 
|  | /* nothing to do here, done by context_save() already */ | 
|  | mbedtls_printf("  . Context has been reset... ok\n"); | 
|  | } | 
|  |  | 
|  | if (opt.serialize == 2) { | 
|  | mbedtls_printf("  . Freeing and reinitializing context..."); | 
|  |  | 
|  | mbedtls_ssl_free(&ssl); | 
|  |  | 
|  | mbedtls_ssl_init(&ssl); | 
|  |  | 
|  | if ((ret = mbedtls_ssl_setup(&ssl, &conf)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_setup returned " | 
|  | "-0x%x\n\n", (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if (opt.nbio == 2) { | 
|  | mbedtls_ssl_set_bio(&ssl, &server_fd, delayed_send, | 
|  | delayed_recv, NULL); | 
|  | } else { | 
|  | mbedtls_ssl_set_bio(&ssl, &server_fd, mbedtls_net_send, | 
|  | mbedtls_net_recv, | 
|  | opt.nbio == 0 ? mbedtls_net_recv_timeout : NULL); | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | mbedtls_ssl_set_timer_cb(&ssl, &timer, | 
|  | mbedtls_timing_set_delay, | 
|  | mbedtls_timing_get_delay); | 
|  | #endif /* MBEDTLS_TIMING_C */ | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  | } | 
|  |  | 
|  | mbedtls_printf("  . Deserializing connection..."); | 
|  |  | 
|  | if ((ret = mbedtls_ssl_context_load(&ssl, context_buf, | 
|  | buf_len)) != 0) { | 
|  | mbedtls_printf("failed\n  ! mbedtls_ssl_context_load returned " | 
|  | "-0x%x\n\n", (unsigned int) -ret); | 
|  |  | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | mbedtls_free(context_buf); | 
|  | context_buf = NULL; | 
|  | context_buf_len = 0; | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_CONTEXT_SERIALIZATION */ | 
|  |  | 
|  | /* | 
|  | * 7d. Continue doing data exchanges? | 
|  | */ | 
|  | if (--opt.exchanges > 0) { | 
|  | goto send_request; | 
|  | } | 
|  |  | 
|  | /* | 
|  | * 8. Done, cleanly close the connection | 
|  | */ | 
|  | close_notify: | 
|  | mbedtls_printf("  . Closing the connection..."); | 
|  | fflush(stdout); | 
|  |  | 
|  | /* | 
|  | * Most of the time sending a close_notify before closing is the right | 
|  | * thing to do. However, when the server already knows how many messages | 
|  | * are expected and closes the connection by itself, this alert becomes | 
|  | * redundant. Sometimes with DTLS this redundancy becomes a problem by | 
|  | * leading to a race condition where the server might close the connection | 
|  | * before seeing the alert, and since UDP is connection-less when the | 
|  | * alert arrives it will be seen as a new connection, which will fail as | 
|  | * the alert is clearly not a valid ClientHello. This may cause spurious | 
|  | * failures in tests that use DTLS and resumption with ssl_server2 in | 
|  | * ssl-opt.sh, avoided by enabling skip_close_notify client-side. | 
|  | */ | 
|  | if (opt.skip_close_notify == 0) { | 
|  | /* No error checking, the connection might be closed already */ | 
|  | do { | 
|  | ret = mbedtls_ssl_close_notify(&ssl); | 
|  | } while (ret == MBEDTLS_ERR_SSL_WANT_WRITE); | 
|  | ret = 0; | 
|  | } | 
|  |  | 
|  | mbedtls_printf(" done\n"); | 
|  |  | 
|  | /* | 
|  | * 9. Reconnect? | 
|  | */ | 
|  | reconnect: | 
|  | if (opt.reconnect != 0) { | 
|  | --opt.reconnect; | 
|  |  | 
|  | mbedtls_net_free(&server_fd); | 
|  |  | 
|  | #if defined(MBEDTLS_TIMING_C) | 
|  | if (opt.reco_delay > 0) { | 
|  | mbedtls_net_usleep(1000 * opt.reco_delay); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | mbedtls_printf("  . Reconnecting with saved session..."); | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | memset(peer_crt_info, 0, sizeof(peer_crt_info)); | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | if ((ret = mbedtls_ssl_session_reset(&ssl)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_session_reset returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if (opt.reco_mode == 1) { | 
|  | if ((ret = mbedtls_ssl_session_load(&saved_session, | 
|  | session_data, | 
|  | session_data_len)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_session_load returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  |  | 
|  | if ((ret = mbedtls_ssl_set_session(&ssl, &saved_session)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_set_session returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | #if defined(MBEDTLS_X509_CRT_PARSE_C) | 
|  | if (opt.reco_server_name != NULL && | 
|  | (ret = mbedtls_ssl_set_hostname(&ssl, | 
|  | opt.reco_server_name)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_set_hostname returned %d\n\n", | 
|  | ret); | 
|  | goto exit; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | if ((ret = mbedtls_net_connect(&server_fd, | 
|  | opt.server_addr, opt.server_port, | 
|  | opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ? | 
|  | MBEDTLS_NET_PROTO_TCP : MBEDTLS_NET_PROTO_UDP)) != 0) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_net_connect returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | if (opt.nbio > 0) { | 
|  | ret = mbedtls_net_set_nonblock(&server_fd); | 
|  | } else { | 
|  | ret = mbedtls_net_set_block(&server_fd); | 
|  | } | 
|  | if (ret != 0) { | 
|  | mbedtls_printf(" failed\n  ! net_set_(non)block() returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  |  | 
|  | while ((ret = mbedtls_ssl_handshake(&ssl)) != 0) { | 
|  | if (ret != MBEDTLS_ERR_SSL_WANT_READ && | 
|  | ret != MBEDTLS_ERR_SSL_WANT_WRITE && | 
|  | ret != MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) { | 
|  | mbedtls_printf(" failed\n  ! mbedtls_ssl_handshake returned -0x%x\n\n", | 
|  | (unsigned int) -ret); | 
|  | goto exit; | 
|  | } | 
|  | } | 
|  |  | 
|  | mbedtls_printf(" ok\n"); | 
|  |  | 
|  | goto send_request; | 
|  | } | 
|  |  | 
|  | /* | 
|  | * Cleanup and exit | 
|  | */ | 
|  | exit: | 
|  | #ifdef MBEDTLS_ERROR_C | 
|  | if (ret != 0) { | 
|  | char error_buf[100]; | 
|  | mbedtls_strerror(ret, error_buf, 100); | 
|  | mbedtls_printf("Last error was: -0x%X - %s\n\n", (unsigned int) -ret, error_buf); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | mbedtls_net_free(&server_fd); | 
|  |  | 
|  | mbedtls_ssl_free(&ssl); | 
|  | mbedtls_ssl_config_free(&conf); | 
|  | mbedtls_ssl_session_free(&saved_session); | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_EARLY_DATA) | 
|  | if (early_data_fp != NULL) { | 
|  | fclose(early_data_fp); | 
|  | } | 
|  | #endif | 
|  |  | 
|  | if (session_data != NULL) { | 
|  | mbedtls_platform_zeroize(session_data, session_data_len); | 
|  | } | 
|  | mbedtls_free(session_data); | 
|  | #if defined(MBEDTLS_SSL_CONTEXT_SERIALIZATION) | 
|  | if (context_buf != NULL) { | 
|  | mbedtls_platform_zeroize(context_buf, context_buf_len); | 
|  | } | 
|  | mbedtls_free(context_buf); | 
|  | #endif | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED) | 
|  | mbedtls_x509_crt_free(&clicert); | 
|  | mbedtls_x509_crt_free(&cacert); | 
|  | mbedtls_pk_free(&pkey); | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | psa_destroy_key(key_slot); | 
|  | #endif | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */ | 
|  |  | 
|  | #if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED) && \ | 
|  | defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | if (opt.psk_opaque != 0) { | 
|  | /* This is ok even if the slot hasn't been | 
|  | * initialized (we might have jumed here | 
|  | * immediately because of bad cmd line params, | 
|  | * for example). */ | 
|  | status = psa_destroy_key(slot); | 
|  | if ((status != PSA_SUCCESS) && | 
|  | (opt.query_config_mode == DFL_QUERY_CONFIG_MODE)) { | 
|  | mbedtls_printf("Failed to destroy key slot %u - error was %d", | 
|  | (unsigned) MBEDTLS_SVC_KEY_ID_GET_KEY_ID(slot), | 
|  | (int) status); | 
|  | if (ret == 0) { | 
|  | ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED; | 
|  | } | 
|  | } | 
|  | } | 
|  | #endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED && | 
|  | MBEDTLS_USE_PSA_CRYPTO */ | 
|  |  | 
|  | #if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED) && \ | 
|  | defined(MBEDTLS_USE_PSA_CRYPTO) | 
|  | /* | 
|  | * In case opaque keys it's the user responsibility to keep the key valid | 
|  | * for the duration of the handshake and destroy it at the end | 
|  | */ | 
|  | if ((opt.ecjpake_pw_opaque != DFL_ECJPAKE_PW_OPAQUE)) { | 
|  | psa_key_attributes_t check_attributes = PSA_KEY_ATTRIBUTES_INIT; | 
|  |  | 
|  | /* Verify that the key is still valid before destroying it */ | 
|  | if (psa_get_key_attributes(ecjpake_pw_slot, &check_attributes) != | 
|  | PSA_SUCCESS) { | 
|  | if (ret == 0) { | 
|  | ret = 1; | 
|  | } | 
|  | mbedtls_printf("The EC J-PAKE password key has unexpectedly been already destroyed\n"); | 
|  | } else { | 
|  | psa_destroy_key(ecjpake_pw_slot); | 
|  | } | 
|  | } | 
|  | #endif  /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED && MBEDTLS_USE_PSA_CRYPTO */ | 
|  |  | 
|  | #if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3) | 
|  | const char *message = mbedtls_test_helper_is_psa_leaking(); | 
|  | if (message) { | 
|  | if (ret == 0) { | 
|  | ret = 1; | 
|  | } | 
|  | mbedtls_printf("PSA memory leak detected: %s\n",  message); | 
|  | } | 
|  | #endif /* MBEDTLS_USE_PSA_CRYPTO || MBEDTLS_SSL_PROTO_TLS1_3 */ | 
|  |  | 
|  | /* For builds with MBEDTLS_TEST_USE_PSA_CRYPTO_RNG psa crypto | 
|  | * resources are freed by rng_free(). */ | 
|  | #if (defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3)) && \ | 
|  | !defined(MBEDTLS_TEST_USE_PSA_CRYPTO_RNG) | 
|  | mbedtls_psa_crypto_free(); | 
|  | #endif | 
|  |  | 
|  | rng_free(&rng); | 
|  |  | 
|  | #if defined(MBEDTLS_TEST_HOOKS) | 
|  | if (test_hooks_failure_detected()) { | 
|  | if (ret == 0) { | 
|  | ret = 1; | 
|  | } | 
|  | mbedtls_printf("Test hooks detected errors.\n"); | 
|  | } | 
|  | test_hooks_free(); | 
|  | #endif /* MBEDTLS_TEST_HOOKS */ | 
|  |  | 
|  | #if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C) | 
|  | #if defined(MBEDTLS_MEMORY_DEBUG) | 
|  | mbedtls_memory_buffer_alloc_status(); | 
|  | #endif | 
|  | mbedtls_memory_buffer_alloc_free(); | 
|  | #endif  /* MBEDTLS_MEMORY_BUFFER_ALLOC_C */ | 
|  |  | 
|  | // Shell can not handle large exit numbers -> 1 for errors | 
|  | if (ret < 0) { | 
|  | ret = 1; | 
|  | } | 
|  |  | 
|  | if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) { | 
|  | mbedtls_exit(ret); | 
|  | } else { | 
|  | mbedtls_exit(query_config_ret); | 
|  | } | 
|  | } | 
|  | #endif /* !MBEDTLS_SSL_TEST_IMPOSSIBLE && MBEDTLS_SSL_CLI_C */ |