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mbedtls/programs/ssl/ssl_client2.c
Manuel Pégourié-Gonnard e33b349c90
Merge pull request #8864 from valeriosetti/issue8848 
Deprecate or remove mbedtls_pk_wrap_as_opaque
2024-03-01 15:54:32 +00:00

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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_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 */
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