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ssl_client2.c
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/*
* 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_NEW_SESSION_TICKETS MBEDTLS_SSL_TLS1_3_SIGNAL_NEW_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" \
" new_session_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 (TLS 1.2) */
int new_session_tickets; /* enable / disable new session tickets (TLS 1.3) */
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)
static 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;
#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
/* For builds with TLS 1.3 enabled but not MBEDTLS_USE_PSA_CRYPTO,
* we deliberately do not call psa_crypto_init() here, to test that
* the library is backward-compatible with versions prior to 3.6.0
* where calling psa_crypto_init() was not required to open a TLS
* connection in the default configuration. See
* https://github.com/Mbed-TLS/mbedtls/issues/9072 and
* mbedtls_ssl_tls13_crypto_init().
*/
#if defined(MBEDTLS_USE_PSA_CRYPTO)
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.new_session_tickets = DFL_NEW_SESSION_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;