diff options
| author | Tom Rini <trini@konsulko.com> | 2024-10-08 13:56:50 -0600 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2024-10-08 13:56:50 -0600 |
| commit | 0344c602eadc0802776b65ff90f0a02c856cf53c (patch) | |
| tree | 236a705740939b84ff37d68ae650061dd14c3449 /programs/ssl/ssl_client2.c | |
Squashed 'lib/mbedtls/external/mbedtls/' content from commit 2ca6c285a0dd
git-subtree-dir: lib/mbedtls/external/mbedtls
git-subtree-split: 2ca6c285a0dd3f33982dd57299012dacab1ff206
Diffstat (limited to 'programs/ssl/ssl_client2.c')
| -rw-r--r-- | programs/ssl/ssl_client2.c | 3230 |
1 files changed, 3230 insertions, 0 deletions
diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c new file mode 100644 index 00000000000..43133d901c7 --- /dev/null +++ b/programs/ssl/ssl_client2.c @@ -0,0 +1,3230 @@ +/* + * 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 -1 +#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=%%d default: library default\n" \ + " options: 0 (disabled), 1 (enabled)\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) + int early_data; /* early data enablement flag */ +#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; +} + +/* + * Build HTTP request + */ +static int build_http_request(unsigned char *buf, size_t buf_size, size_t *request_len) +{ + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; + size_t len, tail_len, request_size; + + ret = mbedtls_snprintf((char *) buf, buf_size, GET_REQUEST, opt.request_page); + if (ret < 0) { + return ret; + } + + len = (size_t) ret; + tail_len = strlen(GET_REQUEST_END); + if (opt.request_size != DFL_REQUEST_SIZE) { + request_size = (size_t) opt.request_size; + } else { + request_size = len + tail_len; + } + + if (request_size > buf_size) { + return MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL; + } + + /* Add padding to GET request to reach opt.request_size in length */ + if (opt.request_size != DFL_REQUEST_SIZE && + len + tail_len < request_size) { + memset(buf + len, 'A', request_size - len - tail_len); + len = request_size - tail_len; + } + + strncpy((char *) buf + len, GET_REQUEST_END, buf_size - len); + len += tail_len; + + /* Truncate if request size is smaller than the "natural" size */ + if (opt.request_size != DFL_REQUEST_SIZE && + len > request_size) { + len = 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'; + } + } + + *request_len = len; + + return 0; +} + +int main(int argc, char *argv[]) +{ + int ret = 0, i; + size_t len, 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_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); + mbedtls_ssl_session_init(&saved_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) { + switch (atoi(q)) { + case 0: + opt.early_data = MBEDTLS_SSL_EARLY_DATA_DISABLED; + break; + case 1: + opt.early_data = MBEDTLS_SSL_EARLY_DATA_ENABLED; + break; + default: goto usage; + } + } +#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 = pk_wrap_as_opaque(&pkey, psa_alg, psa_alg2, usage, &key_slot); + if (ret != 0) { + mbedtls_printf(" failed\n ! " + "mbedtls_pk_get_psa_attributes 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) + if (opt.early_data != DFL_EARLY_DATA) { + mbedtls_ssl_conf_early_data(&conf, opt.early_data); + } +#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); + + ret = build_http_request(buf, sizeof(buf) - 1, &len); + if (ret != 0) { + goto exit; + } + + 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( + " %" MBEDTLS_PRINTF_SIZET " bytes written in %" MBEDTLS_PRINTF_SIZET " 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: %" MBEDTLS_PRINTF_SIZET " 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: %" MBEDTLS_PRINTF_SIZET " 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; + } + + ret = build_http_request(buf, sizeof(buf) - 1, &len); + if (ret != 0) { + goto exit; + } + +#if defined(MBEDTLS_SSL_EARLY_DATA) + if (ssl.conf->early_data_enabled == MBEDTLS_SSL_EARLY_DATA_ENABLED) { + frags = 0; + written = 0; + do { + while ((ret = mbedtls_ssl_write_early_data(&ssl, buf + written, + len - written)) < 0) { + if (ret == MBEDTLS_ERR_SSL_CANNOT_WRITE_EARLY_DATA) { + goto end_of_early_data; + } + 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); + +end_of_early_data: + + buf[written] = '\0'; + mbedtls_printf( + " %" MBEDTLS_PRINTF_SIZET " bytes of early data written in %" MBEDTLS_PRINTF_SIZET " fragments\n\n%s\n", + written, + frags, + (char *) buf); + } +#endif /* MBEDTLS_SSL_EARLY_DATA */ + + 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 (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 */ |