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/*
* SSL client with options
*
* 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_SSL_TEST_IMPOSSIBLE)
int main(void)
{
mbedtls_printf(MBEDTLS_SSL_TEST_IMPOSSIBLE);
mbedtls_exit(0);
}
#elif !defined(MBEDTLS_SSL_SRV_C)
int main(void)
{
mbedtls_printf("MBEDTLS_SSL_SRV_C not defined.\n");
mbedtls_exit(0);
}
#else /* !MBEDTLS_SSL_TEST_IMPOSSIBLE && MBEDTLS_SSL_SRV_C */
#include <stdint.h>
#if !defined(_MSC_VER)
#include <inttypes.h>
#endif
#if !defined(_WIN32)
#include <signal.h>
#endif
#if defined(MBEDTLS_SSL_CACHE_C)
#include "mbedtls/ssl_cache.h"
#endif
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
#include "mbedtls/ssl_ticket.h"
#endif
#if defined(MBEDTLS_SSL_COOKIE_C)
#include "mbedtls/ssl_cookie.h"
#endif
#if defined(MBEDTLS_SSL_SERVER_NAME_INDICATION) && defined(MBEDTLS_FS_IO)
#define SNI_OPTION
#endif
#if defined(_WIN32)
#include <windows.h>
#endif
#include "test/psa_crypto_helpers.h"
#include "mbedtls/pk.h"
#if defined(MBEDTLS_PK_HAVE_PRIVATE_HEADER)
#include <mbedtls/private/pk_private.h>
#endif /* MBEDTLS_PK_HAVE_PRIVATE_HEADER */
/* 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 180000
#define DFL_SERVER_ADDR NULL
#define DFL_SERVER_PORT "4433"
#define DFL_RESPONSE_SIZE -1
#define DFL_DEBUG_LEVEL 0
#define DFL_NBIO 0
#define DFL_EVENT 0
#define DFL_READ_TIMEOUT 0
#define DFL_EXP_LABEL NULL
#define DFL_EXP_LEN 20
#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_CRT_FILE2 ""
#define DFL_KEY_FILE2 ""
#define DFL_KEY_PWD2 ""
#define DFL_ASYNC_OPERATIONS "-"
#define DFL_ASYNC_PRIVATE_DELAY1 (-1)
#define DFL_ASYNC_PRIVATE_DELAY2 (-1)
#define DFL_ASYNC_PRIVATE_ERROR (0)
#define DFL_PSK ""
#define DFL_PSK_OPAQUE 0
#define DFL_PSK_LIST_OPAQUE 0
#define DFL_PSK_IDENTITY "Client_identity"
#define DFL_ECJPAKE_PW NULL
#define DFL_ECJPAKE_PW_OPAQUE 0
#define DFL_PSK_LIST NULL
#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_RENEGO_DELAY -2
#define DFL_RENEGO_PERIOD ((uint64_t) -1)
#define DFL_EXCHANGES 1
#define DFL_MIN_VERSION -1
#define DFL_MAX_VERSION -1
#define DFL_SHA1 -1
#define DFL_CID_ENABLED 0
#define DFL_CID_VALUE ""
#define DFL_CID_ENABLED_RENEGO -1
#define DFL_CID_VALUE_RENEGO NULL
#define DFL_AUTH_MODE -1
#define DFL_CERT_REQ_CA_LIST MBEDTLS_SSL_CERT_REQ_CA_LIST_ENABLED
#define DFL_CERT_REQ_DN_HINT 0
#define DFL_MFL_CODE MBEDTLS_SSL_MAX_FRAG_LEN_NONE
#define DFL_TRUNC_HMAC -1
#define DFL_TICKETS MBEDTLS_SSL_SESSION_TICKETS_ENABLED
#define DFL_DUMMY_TICKET 0
#define DFL_TICKET_ROTATE 0
#define DFL_TICKET_TIMEOUT 86400
#define DFL_TICKET_ALG PSA_ALG_GCM
#define DFL_TICKET_KEY_TYPE PSA_KEY_TYPE_AES
#define DFL_TICKET_KEY_BITS 256
#define DFL_CACHE_MAX -1
#define DFL_CACHE_TIMEOUT -1
#define DFL_CACHE_REMOVE 0
#define DFL_SNI NULL
#define DFL_ALPN_STRING NULL
#define DFL_GROUPS NULL
#define DFL_EARLY_DATA -1
#define DFL_MAX_EARLY_DATA_SIZE ((uint32_t) -1)
#define DFL_SIG_ALGS NULL
#define DFL_TRANSPORT MBEDTLS_SSL_TRANSPORT_STREAM
#define DFL_COOKIES 1
#define DFL_ANTI_REPLAY -1
#define DFL_HS_TO_MIN 0
#define DFL_HS_TO_MAX 0
#define DFL_DTLS_MTU -1
#define DFL_BADMAC_LIMIT -1
#define DFL_DGRAM_PACKING 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_QUERY_CONFIG_MODE 0
#define DFL_USE_SRTP 0
#define DFL_SRTP_FORCE_PROFILE 0
#define DFL_SRTP_SUPPORT_MKI 0
#define DFL_KEY_OPAQUE_ALG "none"
#define LONG_RESPONSE "<p>01-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
"02-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
"03-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
"04-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
"05-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
"06-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah\r\n" \
"07-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah-blah</p>\r\n"
/* Uncomment LONG_RESPONSE at the end of HTTP_RESPONSE to test sending longer
* packets (for fragmentation purposes) */
#define HTTP_RESPONSE \
"HTTP/1.0 200 OK\r\nContent-Type: text/html\r\n\r\n" \
"<h2>Mbed TLS Test Server</h2>\r\n" \
"<p>Successful connection using: %s</p>\r\n" // LONG_RESPONSE
/*
* Size of the basic I/O buffer. Able to hold our default response.
*/
#define DFL_IO_BUF_LEN 200
#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: see note after key_file2\n" \
" key_file=%%s default: see note after key_file2\n" \
" key_pwd=%%s Password for key specified by key_file argument\n" \
" default: none\n" \
" crt_file2=%%s Your second cert and chain (in bottom to top order, top may be omitted)\n" \
" default: see note after key_file2\n" \
" key_file2=%%s default: see note below\n" \
" note: if neither crt_file/key_file nor crt_file2/key_file2 are used,\n" \
" preloaded certificate(s) and key(s) are used if available\n" \
" key_pwd2=%%s Password for key specified by key_file2 argument\n" \
" default: none\n"
#else
#define USAGE_IO \
"\n" \
" No file operations available (MBEDTLS_FS_IO not defined)\n" \
"\n"
#endif /* MBEDTLS_FS_IO */
#else
#define USAGE_IO ""
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
#define USAGE_KEY_OPAQUE \
" key_opaque=%%d Handle your private keys as if they were opaque\n" \
" default: 0 (disabled)\n"
#else
#define USAGE_KEY_OPAQUE ""
#endif
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
#define USAGE_SSL_ASYNC \
" async_operations=%%c... s=sign (default: -=off)\n" \
" async_private_delay1=%%d Asynchronous delay for key_file or preloaded key\n" \
" async_private_delay2=%%d Asynchronous delay for key_file2 and sni\n" \
" default: -1 (not asynchronous)\n" \
" async_private_error=%%d Async callback error injection (default=0=none,\n" \
" 1=start, 2=cancel, 3=resume, negative=first time only)"
#else
#define USAGE_SSL_ASYNC ""
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
#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_list=%%s default: \"\"\n" \
" A list of (PSK identity, PSK value) pairs.\n" \
" The PSK values are in hex, without 0x.\n" \
" id1,psk1[,id2,psk2[,...]]\n" \
" psk_identity=%%s default: \"Client_identity\"\n"
#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" \
" psk_list_opaque=%%d default: 0 (don't use opaque dynamic PSKs)\n" \
" Enable this to store the list of dynamically chosen PSKs configured\n" \
" through the command line parameter `psk_list` in PSA-based key slots.\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"
#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) && defined(MBEDTLS_SSL_TICKET_C)
#define USAGE_TICKETS \
" tickets=%%d default: 1 (enabled)\n" \
" ticket_rotate=%%d default: 0 (disabled)\n" \
" ticket_timeout=%%d default: 86400 (one day)\n" \
" ticket_aead=%%s default: \"AES-256-GCM\"\n"
#else /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_TICKET_C */
#define USAGE_TICKETS ""
#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_TICKET_C */
#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" \
" 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" \
" support_mki=%%d default: 0 (not supported)\n"
#else /* MBEDTLS_SSL_DTLS_SRTP */
#define USAGE_SRTP ""
#endif
#if defined(MBEDTLS_SSL_CACHE_C)
#define USAGE_CACHE \
" cache_max=%%d default: cache default (50)\n" \
" cache_remove=%%d default: 0 (don't remove)\n"
#if defined(MBEDTLS_HAVE_TIME)
#define USAGE_CACHE_TIME \
" cache_timeout=%%d default: cache default (1d)\n"
#else
#define USAGE_CACHE_TIME ""
#endif
#else
#define USAGE_CACHE ""
#define USAGE_CACHE_TIME ""
#endif /* MBEDTLS_SSL_CACHE_C */
#if defined(SNI_OPTION)
#if defined(MBEDTLS_X509_CRL_PARSE_C)
#define SNI_CRL ",crl"
#else
#define SNI_CRL ""
#endif
#define USAGE_SNI \
" sni=%%s name1,cert1,key1,ca1"SNI_CRL ",auth1[,...]\n" \
" default: disabled\n"
#else
#define USAGE_SNI ""
#endif /* SNI_OPTION */
#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_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_SSL_DTLS_HELLO_VERIFY)
#define USAGE_COOKIES \
" cookies=0/1/-1 default: 1 (enabled)\n" \
" 0: disabled, -1: library default (broken)\n"
#else
#define USAGE_COOKIES ""
#endif
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
#define USAGE_ANTI_REPLAY \
" anti_replay=0/1 default: (library default: enabled)\n"
#else
#define USAGE_ANTI_REPLAY ""
#endif
#define USAGE_BADMAC_LIMIT \
" badmac_limit=%%d default: (library default: disabled)\n"
#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" \
" renego_delay=%%d default: -2 (library default)\n" \
" renego_period=%%d default: (2^64 - 1 for TLS, 2^48 - 1 for DTLS)\n"
#else
#define USAGE_RENEGO ""
#endif
#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
#define USAGE_ECJPAKE \
" ecjpake_pw=%%s default: none (disabled)\n" \
" ecjpake_pw_opaque=%%d default: 0 (disabled)\n"
#else /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
#define USAGE_ECJPAKE ""
#endif /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
#if defined(MBEDTLS_SSL_EARLY_DATA)
#define USAGE_EARLY_DATA \
" early_data=%%d default: library default\n" \
" options: 0 (disabled), 1 (enabled)\n" \
" max_early_data_size=%%d default: library default\n" \
" options: max amount of early data\n"
#else
#define USAGE_EARLY_DATA ""
#endif /* MBEDTLS_SSL_EARLY_DATA */
#if defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY) || \
(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_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_KEYING_MATERIAL_EXPORT)
#define USAGE_EXPORT \
" exp_label=%%s Label to input into TLS-Exporter\n" \
" default: None (don't try to export a key)\n" \
" exp_len=%%d Length of key to extract from TLS-Exporter \n" \
" default: 20\n"
#else
#define USAGE_EXPORT ""
#endif
#define USAGE_KEY_OPAQUE_ALGS \
" key_opaque_algs=%%s Allowed opaque key 1 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,\n" \
" ecdsa-sign, ecdh, none (only acceptable for\n" \
" the second value).\n" \
" key_opaque_algs2=%%s Allowed opaque key 2 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,\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_server2 param=<>...\n" \
"\n acceptable parameters:\n" \
" server_addr=%%s default: (all interfaces)\n" \
" server_port=%%d default: 4433\n" \
" debug_level=%%d default: 0 (disabled)\n" \
" build_version=%%d default: none (disabled)\n" \
" option: 1 (print build version only and stop)\n" \
" buffer_size=%%d default: 200 \n" \
" (minimum: 1)\n" \
" response_size=%%d default: about 152 (basic response)\n" \
" (minimum: 0, max: 16384)\n" \
" increases buffer_size if bigger\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" \
"\n" \
USAGE_DTLS \
USAGE_SRTP \
USAGE_COOKIES \
USAGE_ANTI_REPLAY \
USAGE_BADMAC_LIMIT \
"\n"
#define USAGE2 \
" auth_mode=%%s default: (library default: none)\n" \
" options: none, optional, required\n" \
" cert_req_ca_list=%%d default: 1 (send ca list)\n" \
" options: 1 (send ca list), 0 (don't send)\n" \
" 2 (send conf dn hint), 3 (send hs dn hint)\n" \
USAGE_IO \
USAGE_KEY_OPAQUE \
"\n" \
USAGE_PSK \
USAGE_CA_CALLBACK \
USAGE_ECJPAKE \
"\n"
#define USAGE3 \
" allow_legacy=%%d default: (library default: no)\n" \
USAGE_RENEGO \
" exchanges=%%d default: 1\n" \
"\n" \
USAGE_TICKETS \
USAGE_EAP_TLS \
USAGE_REPRODUCIBLE \
USAGE_NSS_KEYLOG \
USAGE_NSS_KEYLOG_FILE \
USAGE_CACHE \
USAGE_CACHE_TIME \
USAGE_MAX_FRAG_LEN \
USAGE_ALPN \
USAGE_EMS \
USAGE_ETM \
USAGE_GROUPS \
USAGE_SIG_ALGS \
USAGE_KEY_OPAQUE_ALGS \
USAGE_EARLY_DATA \
"\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 \
USAGE_SSL_ASYNC \
USAGE_SNI \
" 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 \
USAGE_EXPORT \
"\n"
#define PUT_UINT64_BE(out_be, in_le, i) \
{ \
(out_be)[(i) + 0] = (unsigned char) (((in_le) >> 56) & 0xFF); \
(out_be)[(i) + 1] = (unsigned char) (((in_le) >> 48) & 0xFF); \
(out_be)[(i) + 2] = (unsigned char) (((in_le) >> 40) & 0xFF); \
(out_be)[(i) + 3] = (unsigned char) (((in_le) >> 32) & 0xFF); \
(out_be)[(i) + 4] = (unsigned char) (((in_le) >> 24) & 0xFF); \
(out_be)[(i) + 5] = (unsigned char) (((in_le) >> 16) & 0xFF); \
(out_be)[(i) + 6] = (unsigned char) (((in_le) >> 8) & 0xFF); \
(out_be)[(i) + 7] = (unsigned char) (((in_le) >> 0) & 0xFF); \
}
/* This is global so it can be easily accessed by callback functions */
rng_context_t rng;
/*
* global options
*/
struct options {
const char *server_addr; /* address on which the ssl service runs */
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 */
const char *exp_label; /* label to input into mbedtls_ssl_export_keying_material() */
int exp_len; /* Length of key to export using mbedtls_ssl_export_keying_material() */
int response_size; /* pad response with header to requested size */
uint16_t buffer_size; /* IO buffer 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 server certificate */
const char *key_file; /* the file with the server key */
int key_opaque; /* handle private key as if it were opaque */
const char *key_pwd; /* the password for the server key */
const char *crt_file2; /* the file with the 2nd server certificate */
const char *key_file2; /* the file with the 2nd server key */
const char *key_pwd2; /* the password for the 2nd server key */
const char *async_operations; /* supported SSL asynchronous operations */
int async_private_delay1; /* number of times f_async_resume needs to be called for key 1, or -1 for no async */
int async_private_delay2; /* number of times f_async_resume needs to be called for key 2, or -1 for no async */
int async_private_error; /* inject error in async private callback */
int psk_opaque;
int psk_list_opaque;
#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
int ca_callback; /* Use callback for trusted certificate list */
#endif
const char *psk; /* the pre-shared key */
const char *psk_identity; /* the pre-shared key identity */
char *psk_list; /* list of PSK id/key pairs for callback */
const char *ecjpake_pw; /* the EC J-PAKE password */
int ecjpake_pw_opaque; /* set to 1 to use the opaque method for setting the password */
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 */
uint64_t renego_period; /* period for automatic 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 */
int cert_req_ca_list; /* should we send the CA list? */
int cert_req_dn_hint; /* mode to set DN hints for CA list to send */
unsigned char mfl_code; /* code for maximum fragment length */
int trunc_hmac; /* accept truncated hmac? */
int tickets; /* enable / disable session tickets */
int dummy_ticket; /* enable / disable dummy ticket generator */
int ticket_rotate; /* session ticket rotate (code coverage) */
int ticket_timeout; /* session ticket lifetime */
int ticket_alg; /* session ticket algorithm */
int ticket_key_type; /* session ticket key type */
int ticket_key_bits; /* session ticket key size in bits */
int cache_max; /* max number of session cache entries */
#if defined(MBEDTLS_HAVE_TIME)
int cache_timeout; /* expiration delay of session cache entries*/
#endif
int cache_remove; /* enable / disable cache entry removal */
char *sni; /* string describing sni information */
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 extended_ms; /* allow negotiation of extended MS? */
int etm; /* allow negotiation of encrypt-then-MAC? */
int transport; /* TLS or DTLS? */
int cookies; /* Use cookies for DTLS? -1 to break them */
int anti_replay; /* Use anti-replay for DTLS? -1 for default */
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 dgram_packing; /* allow/forbid datagram packing */
int badmac_limit; /* Limit of records with bad MAC */
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 */
#if defined(MBEDTLS_SSL_EARLY_DATA)
int early_data; /* early data enablement flag */
uint32_t max_early_data_size; /* max amount of early data */
#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 */
int support_mki; /* The dtls mki mki support */
const char *key1_opaque_alg1; /* Allowed opaque key 1 alg 1 */
const char *key1_opaque_alg2; /* Allowed opaque key 1 alg 2 */
const char *key2_opaque_alg1; /* Allowed opaque key 2 alg 1 */
const char *key2_opaque_alg2; /* Allowed opaque key 2 alg 2 */
} opt;
#include "ssl_test_common_source.c"
/*
* Return authmode from string, or -1 on error
*/
static int get_auth_mode(const char *s)
{
if (strcmp(s, "none") == 0) {
return MBEDTLS_SSL_VERIFY_NONE;
}
if (strcmp(s, "optional") == 0) {
return MBEDTLS_SSL_VERIFY_OPTIONAL;
}
if (strcmp(s, "required") == 0) {
return MBEDTLS_SSL_VERIFY_REQUIRED;
}
return -1;
}
/*
* Used by sni_parse and psk_parse to handle comma-separated lists
*/
#define GET_ITEM(dst) \
do \
{ \
(dst) = p; \
while (*p != ',') \
if (++p > end) \
goto error; \
*p++ = '\0'; \
} while (0)
#if defined(SNI_OPTION)
typedef struct _sni_entry sni_entry;
struct _sni_entry {
const char *name;
mbedtls_x509_crt *cert;
mbedtls_pk_context *key;
mbedtls_x509_crt *ca;
mbedtls_x509_crl *crl;
int authmode;
sni_entry *next;
};
static void sni_free(sni_entry *head)
{
sni_entry *cur = head, *next;
while (cur != NULL) {
mbedtls_x509_crt_free(cur->cert);
mbedtls_free(cur->cert);
mbedtls_pk_free(cur->key);
mbedtls_free(cur->key);
mbedtls_x509_crt_free(cur->ca);
mbedtls_free(cur->ca);
#if defined(MBEDTLS_X509_CRL_PARSE_C)
mbedtls_x509_crl_free(cur->crl);
mbedtls_free(cur->crl);
#endif
next = cur->next;
mbedtls_free(cur);
cur = next;
}
}
/*
* Parse a string of sextuples name1,crt1,key1,ca1,crl1,auth1[,...]
* into a usable sni_entry list. For ca1, crl1, auth1, the special value
* '-' means unset. If ca1 is unset, then crl1 is ignored too.
*
* Modifies the input string! This is not production quality!
*/
static sni_entry *sni_parse(char *sni_string)
{
sni_entry *cur = NULL, *new = NULL;
char *p = sni_string;
char *end = p;
char *crt_file, *key_file, *ca_file, *auth_str;
#if defined(MBEDTLS_X509_CRL_PARSE_C)
char *crl_file;
#endif
while (*end != '\0') {
++end;
}
*end = ',';
while (p <= end) {
if ((new = mbedtls_calloc(1, sizeof(sni_entry))) == NULL) {
sni_free(cur);
return NULL;
}
GET_ITEM(new->name);
GET_ITEM(crt_file);
GET_ITEM(key_file);
GET_ITEM(ca_file);
#if defined(MBEDTLS_X509_CRL_PARSE_C)
GET_ITEM(crl_file);
#endif
GET_ITEM(auth_str);
if ((new->cert = mbedtls_calloc(1, sizeof(mbedtls_x509_crt))) == NULL ||
(new->key = mbedtls_calloc(1, sizeof(mbedtls_pk_context))) == NULL) {
goto error;
}
mbedtls_x509_crt_init(new->cert);
mbedtls_pk_init(new->key);
if (mbedtls_x509_crt_parse_file(new->cert, crt_file) != 0 ||
mbedtls_pk_parse_keyfile(new->key, key_file, "") != 0) {
goto error;
}
if (strcmp(ca_file, "-") != 0) {
if ((new->ca = mbedtls_calloc(1, sizeof(mbedtls_x509_crt))) == NULL) {
goto error;
}
mbedtls_x509_crt_init(new->ca);
if (mbedtls_x509_crt_parse_file(new->ca, ca_file) != 0) {
goto error;
}
}
#if defined(MBEDTLS_X509_CRL_PARSE_C)
if (strcmp(crl_file, "-") != 0) {
if ((new->crl = mbedtls_calloc(1, sizeof(mbedtls_x509_crl))) == NULL) {
goto error;
}
mbedtls_x509_crl_init(new->crl);
if (mbedtls_x509_crl_parse_file(new->crl, crl_file) != 0) {
goto error;
}
}
#endif
if (strcmp(auth_str, "-") != 0) {
if ((new->authmode = get_auth_mode(auth_str)) < 0) {
goto error;
}
} else {
new->authmode = DFL_AUTH_MODE;
}
new->next = cur;
cur = new;
}
return cur;
error:
sni_free(new);
sni_free(cur);
return NULL;
}
/*
* SNI callback.
*/
static int sni_callback(void *p_info, mbedtls_ssl_context *ssl,
const unsigned char *name, size_t name_len)
{
const sni_entry *cur = (const sni_entry *) p_info;
/* preserve behavior which checks for SNI match in sni_callback() for
* the benefits of tests using sni_callback(), even though the actual
* certificate assignment has moved to certificate selection callback
* in this application. This exercises sni_callback and cert_callback
* even though real applications might choose to do this differently.
* Application might choose to save name and name_len in user_data for
* later use in certificate selection callback.
*/
while (cur != NULL) {
if (name_len == strlen(cur->name) &&
memcmp(name, cur->name, name_len) == 0) {
void *p;
*(const void **)&p = cur;
mbedtls_ssl_set_user_data_p(ssl, p);
return 0;
}
cur = cur->next;
}
return -1;
}
/*
* server certificate selection callback.
*/
static int cert_callback(mbedtls_ssl_context *ssl)
{
const sni_entry *cur = (sni_entry *) mbedtls_ssl_get_user_data_p(ssl);
if (cur != NULL) {
/*(exercise mbedtls_ssl_get_hs_sni(); not otherwise used here)*/
size_t name_len;
const unsigned char *name = mbedtls_ssl_get_hs_sni(ssl, &name_len);
if (strlen(cur->name) != name_len ||
memcmp(cur->name, name, name_len) != 0) {
return MBEDTLS_ERR_SSL_DECODE_ERROR;
}
if (cur->ca != NULL) {
mbedtls_ssl_set_hs_ca_chain(ssl, cur->ca, cur->crl);
}
if (cur->authmode != DFL_AUTH_MODE) {
mbedtls_ssl_set_hs_authmode(ssl, cur->authmode);
}
return mbedtls_ssl_set_hs_own_cert(ssl, cur->cert, cur->key);
}
return 0;
}
#endif /* SNI_OPTION */
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
typedef struct _psk_entry psk_entry;
struct _psk_entry {
const char *name;
size_t key_len;
unsigned char key[MBEDTLS_PSK_MAX_LEN];
mbedtls_svc_key_id_t slot;
psk_entry *next;
};
/*
* Free a list of psk_entry's
*/
static int psk_free(psk_entry *head)
{
psk_entry *next;
while (head != NULL) {
psa_status_t status;
mbedtls_svc_key_id_t const slot = head->slot;
if (MBEDTLS_SVC_KEY_ID_GET_KEY_ID(slot) != 0) {
status = psa_destroy_key(slot);
if (status != PSA_SUCCESS) {
return status;
}
}
next = head->next;
mbedtls_free(head);
head = next;
}
return 0;
}
/*
* Parse a string of pairs name1,key1[,name2,key2[,...]]
* into a usable psk_entry list.
*
* Modifies the input string! This is not production quality!
*/
static psk_entry *psk_parse(char *psk_string)
{
psk_entry *cur = NULL, *new = NULL;
char *p = psk_string;
char *end = p;
char *key_hex;
while (*end != '\0') {
++end;
}
*end = ',';
while (p <= end) {
if ((new = mbedtls_calloc(1, sizeof(psk_entry))) == NULL) {
goto error;
}
memset(new, 0, sizeof(psk_entry));
GET_ITEM(new->name);
GET_ITEM(key_hex);
if (mbedtls_test_unhexify(new->key, MBEDTLS_PSK_MAX_LEN,
key_hex, &new->key_len) != 0) {
goto error;
}
new->next = cur;
cur = new;
}
return cur;
error:
psk_free(new);
psk_free(cur);
return 0;
}
/*
* PSK callback
*/
static int psk_callback(void *p_info, mbedtls_ssl_context *ssl,
const unsigned char *name, size_t name_len)
{
psk_entry *cur = (psk_entry *) p_info;
while (cur != NULL) {
if (name_len == strlen(cur->name) &&
memcmp(name, cur->name, name_len) == 0) {
if (MBEDTLS_SVC_KEY_ID_GET_KEY_ID(cur->slot) != 0) {
return mbedtls_ssl_set_hs_psk_opaque(ssl, cur->slot);
} else {
return mbedtls_ssl_set_hs_psk(ssl, cur->key, cur->key_len);
}
}
cur = cur->next;
}
return -1;
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */
static mbedtls_net_context listen_fd, client_fd;
/* Interruption handler to ensure clean exit (for valgrind testing) */
#if !defined(_WIN32)
static int received_sigterm = 0;
static void term_handler(int sig)
{
((void) sig);
received_sigterm = 1;
mbedtls_net_free(&listen_fd); /* causes mbedtls_net_accept() to abort */
mbedtls_net_free(&client_fd); /* causes net_read() to abort */
}
#endif
/** Return true if \p ret is a status code indicating that there is an
* operation in progress on an SSL connection, and false if it indicates
* success or a fatal error.
*
* The possible operations in progress are:
*
* - A read, when the SSL input buffer does not contain a full message.
* - A write, when the SSL output buffer contains some data that has not
* been sent over the network yet.
* - An asynchronous callback that has not completed yet. */
static int mbedtls_status_is_ssl_in_progress(int ret)
{
return ret == MBEDTLS_ERR_SSL_WANT_READ ||
ret == MBEDTLS_ERR_SSL_WANT_WRITE ||
ret == MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
}
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
typedef struct {
mbedtls_x509_crt *cert; /*!< Certificate corresponding to the key */
mbedtls_pk_context *pk; /*!< Private key */
unsigned delay; /*!< Number of resume steps to go through */
unsigned pk_owned : 1; /*!< Whether to free the pk object on exit */
} ssl_async_key_slot_t;
typedef enum {
SSL_ASYNC_INJECT_ERROR_NONE = 0, /*!< Let the callbacks succeed */
SSL_ASYNC_INJECT_ERROR_START, /*!< Inject error during start */
SSL_ASYNC_INJECT_ERROR_CANCEL, /*!< Close the connection after async start */
SSL_ASYNC_INJECT_ERROR_RESUME, /*!< Inject error during resume */
#define SSL_ASYNC_INJECT_ERROR_MAX SSL_ASYNC_INJECT_ERROR_RESUME
} ssl_async_inject_error_t;
typedef struct {
ssl_async_key_slot_t slots[4]; /* key, key2, sni1, sni2 */
size_t slots_used;
ssl_async_inject_error_t inject_error;
int (*f_rng)(void *, unsigned char *, size_t);
void *p_rng;
} ssl_async_key_context_t;
static int ssl_async_set_key(ssl_async_key_context_t *ctx,
mbedtls_x509_crt *cert,
mbedtls_pk_context *pk,
int pk_take_ownership,
unsigned delay)
{
if (ctx->slots_used >= sizeof(ctx->slots) / sizeof(*ctx->slots)) {
return -1;
}
ctx->slots[ctx->slots_used].cert = cert;
ctx->slots[ctx->slots_used].pk = pk;
ctx->slots[ctx->slots_used].delay = delay;
ctx->slots[ctx->slots_used].pk_owned = pk_take_ownership;
++ctx->slots_used;
return 0;
}
#define SSL_ASYNC_INPUT_MAX_SIZE 512
typedef enum {
ASYNC_OP_SIGN,
} ssl_async_operation_type_t;
typedef struct {
unsigned slot;
ssl_async_operation_type_t operation_type;
mbedtls_md_type_t md_alg;
unsigned char input[SSL_ASYNC_INPUT_MAX_SIZE];
size_t input_len;
unsigned remaining_delay;
} ssl_async_operation_context_t;
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
/* Note that ssl_async_operation_type_t and the array below need to be kept in sync!
* `ssl_async_operation_names[op]` is the name of op for each value `op`
* of type `ssl_async_operation_type_t`. */
static const char *const ssl_async_operation_names[] =
{
"sign",
};
static int ssl_async_start(mbedtls_ssl_context *ssl,
mbedtls_x509_crt *cert,
ssl_async_operation_type_t op_type,
mbedtls_md_type_t md_alg,
const unsigned char *input,
size_t input_len)
{
ssl_async_key_context_t *config_data =
mbedtls_ssl_conf_get_async_config_data(ssl->conf);
unsigned slot;
ssl_async_operation_context_t *ctx = NULL;
const char *op_name = ssl_async_operation_names[op_type];
{
char dn[100];
if (mbedtls_x509_dn_gets(dn, sizeof(dn), &cert->subject) > 0) {
mbedtls_printf("Async %s callback: looking for DN=%s\n",
op_name, dn);
}
}
/* Look for a private key that matches the public key in cert.
* Since this test code has the private key inside Mbed TLS,
* we call mbedtls_pk_check_pair to match a private key with the
* public key. */
for (slot = 0; slot < config_data->slots_used; slot++) {
if (mbedtls_pk_check_pair(&cert->pk,
config_data->slots[slot].pk) == 0) {
break;
}
}
if (slot == config_data->slots_used) {
mbedtls_printf("Async %s callback: no key matches this certificate.\n",
op_name);
return MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH;
}
mbedtls_printf("Async %s callback: using key slot %u, delay=%u.\n",
op_name, slot, config_data->slots[slot].delay);
if (config_data->inject_error == SSL_ASYNC_INJECT_ERROR_START) {
mbedtls_printf("Async %s callback: injected error\n", op_name);
return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
}
if (input_len > SSL_ASYNC_INPUT_MAX_SIZE) {
return MBEDTLS_ERR_SSL_BAD_INPUT_DATA;
}
ctx = mbedtls_calloc(1, sizeof(*ctx));
if (ctx == NULL) {
return MBEDTLS_ERR_SSL_ALLOC_FAILED;
}
ctx->slot = slot;
ctx->operation_type = op_type;
ctx->md_alg = md_alg;
memcpy(ctx->input, input, input_len);
ctx->input_len = input_len;
ctx->remaining_delay = config_data->slots[slot].delay;
mbedtls_ssl_set_async_operation_data(ssl, ctx);
if (ctx->remaining_delay == 0) {
return 0;
} else {
return MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
}
}
static int ssl_async_sign(mbedtls_ssl_context *ssl,
mbedtls_x509_crt *cert,
mbedtls_md_type_t md_alg,
const unsigned char *hash,
size_t hash_len)
{
return ssl_async_start(ssl, cert,
ASYNC_OP_SIGN, md_alg,
hash, hash_len);
}
static int ssl_async_resume(mbedtls_ssl_context *ssl,
unsigned char *output,
size_t *output_len,
size_t output_size)
{
ssl_async_operation_context_t *ctx = mbedtls_ssl_get_async_operation_data(ssl);
ssl_async_key_context_t *config_data =
mbedtls_ssl_conf_get_async_config_data(ssl->conf);
ssl_async_key_slot_t *key_slot = &config_data->slots[ctx->slot];
int ret;
const char *op_name;
if (ctx->remaining_delay > 0) {
--ctx->remaining_delay;
mbedtls_printf("Async resume (slot %u): call %u more times.\n",
ctx->slot, ctx->remaining_delay);
return MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS;
}
switch (ctx->operation_type) {
case ASYNC_OP_SIGN:
ret = mbedtls_pk_sign(key_slot->pk,
ctx->md_alg,
ctx->input, ctx->input_len,
output, output_size, output_len);
break;
default:
mbedtls_printf(
"Async resume (slot %u): unknown operation type %ld. This shouldn't happen.\n",
ctx->slot,
(long) ctx->operation_type);
mbedtls_free(ctx);
return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
break;
}
op_name = ssl_async_operation_names[ctx->operation_type];
if (config_data->inject_error == SSL_ASYNC_INJECT_ERROR_RESUME) {
mbedtls_printf("Async resume callback: %s done but injected error\n",
op_name);
mbedtls_free(ctx);
return MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE;
}
mbedtls_printf("Async resume (slot %u): %s done, status=%d.\n",
ctx->slot, op_name, ret);
mbedtls_free(ctx);
return ret;
}
static void ssl_async_cancel(mbedtls_ssl_context *ssl)
{
ssl_async_operation_context_t *ctx = mbedtls_ssl_get_async_operation_data(ssl);
mbedtls_printf("Async cancel callback.\n");
mbedtls_free(ctx);
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
static psa_status_t psa_setup_psk_key_slot(mbedtls_svc_key_id_t *slot,
psa_algorithm_t alg,
unsigned char *psk,
size_t psk_len)
{
psa_status_t status;
psa_key_attributes_t key_attributes;
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) {
fprintf(stderr, "IMPORT\n");
return status;
}
return PSA_SUCCESS;
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_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 */
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;
}
if (cid_negotiated == MBEDTLS_SSL_CID_DISABLED) {
if (opt.cid_enabled == MBEDTLS_SSL_CID_ENABLED) {
mbedtls_printf("(%s) Use of Connection ID was not offered by client.\n",
additional_description);
}
} else {
size_t idx = 0;
mbedtls_printf("(%s) Use of Connection ID has been negotiated.\n",
additional_description);
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 */
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C) && \
defined(MBEDTLS_HAVE_TIME)
static inline void put_unaligned_uint32(void *p, uint32_t x)
{
memcpy(p, &x, sizeof(x));
}
/* Functions for session ticket tests */
static int dummy_ticket_write(void *p_ticket, const mbedtls_ssl_session *session,
unsigned char *start, const unsigned char *end,
size_t *tlen, uint32_t *ticket_lifetime)
{
int ret;
unsigned char *p = start;
size_t clear_len;
((void) p_ticket);
if (end - p < 4) {
return MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL;
}
put_unaligned_uint32(p, 7 * 24 * 3600);
*ticket_lifetime = 7 * 24 * 3600;
p += 4;
/* Dump session state */
if ((ret = mbedtls_ssl_session_save(session, p, end - p,
&clear_len)) != 0) {
return ret;
}
*tlen = 4 + clear_len;
return 0;
}
static int dummy_ticket_parse(void *p_ticket, mbedtls_ssl_session *session,
unsigned char *buf, size_t len)
{
int ret;
((void) p_ticket);
if ((ret = mbedtls_ssl_session_load(session, buf + 4, len - 4)) != 0) {
return ret;
}
switch (opt.dummy_ticket % 11) {
case 1:
return MBEDTLS_ERR_SSL_INVALID_MAC;
case 2:
return MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED;
case 3:
/* Creation time in the future. */
session->ticket_creation_time = mbedtls_ms_time() + 1000;
break;
case 4:
/* Ticket has reached the end of lifetime. */
session->ticket_creation_time = mbedtls_ms_time() -
(7 * 24 * 3600 * 1000 + 1000);
break;
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
case 5:
/* Ticket is valid, but client age is below the lower bound of the tolerance window. */
session->ticket_age_add += MBEDTLS_SSL_TLS1_3_TICKET_AGE_TOLERANCE + 4 * 1000;
/* Make sure the execution time does not affect the result */
session->ticket_creation_time = mbedtls_ms_time();
break;
case 6:
/* Ticket is valid, but client age is beyond the upper bound of the tolerance window. */
session->ticket_age_add -= MBEDTLS_SSL_TLS1_3_TICKET_AGE_TOLERANCE + 4 * 1000;
/* Make sure the execution time does not affect the result */
session->ticket_creation_time = mbedtls_ms_time();
break;
case 7:
session->ticket_flags = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_NONE;
break;
case 8:
session->ticket_flags = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK;
break;
case 9:
session->ticket_flags = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_EPHEMERAL;
break;
case 10:
session->ticket_flags = MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ALL;
break;
#endif
default:
break;
}
return ret;
}
#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_TICKET_C && MBEDTLS_HAVE_TIME */
static int parse_cipher(char *buf)
{
int ret = 0;
if (strcmp(buf, "AES-128-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_AES;
opt.ticket_key_bits = 128;
} else if (strcmp(buf, "AES-128-GCM")) {
opt.ticket_alg = PSA_ALG_GCM;
opt.ticket_key_type = PSA_KEY_TYPE_AES;
opt.ticket_key_bits = 128;
} else if (strcmp(buf, "AES-192-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_AES;
opt.ticket_key_bits = 192;
} else if (strcmp(buf, "AES-192-GCM")) {
opt.ticket_alg = PSA_ALG_GCM;
opt.ticket_key_type = PSA_KEY_TYPE_AES;
opt.ticket_key_bits = 192;
} else if (strcmp(buf, "AES-256-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_AES;
opt.ticket_key_bits = 256;
} else if (strcmp(buf, "ARIA-128-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_ARIA;
opt.ticket_key_bits = 128;
} else if (strcmp(buf, "ARIA-128-GCM")) {
opt.ticket_alg = PSA_ALG_GCM;
opt.ticket_key_type = PSA_KEY_TYPE_ARIA;
opt.ticket_key_bits = 128;
} else if (strcmp(buf, "ARIA-192-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_ARIA;
opt.ticket_key_bits = 192;
} else if (strcmp(buf, "ARIA-192-GCM")) {
opt.ticket_alg = PSA_ALG_GCM;
opt.ticket_key_type = PSA_KEY_TYPE_ARIA;
opt.ticket_key_bits = 192;
} else if (strcmp(buf, "ARIA-256-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_ARIA;
opt.ticket_key_bits = 256;
} else if (strcmp(buf, "ARIA-256-GCM")) {
opt.ticket_alg = PSA_ALG_GCM;
opt.ticket_key_type = PSA_KEY_TYPE_ARIA;
opt.ticket_key_bits = 256;
} else if (strcmp(buf, "CAMELLIA-128-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_CAMELLIA;
opt.ticket_key_bits = 128;
} else if (strcmp(buf, "CAMELLIA-192-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_CAMELLIA;
opt.ticket_key_bits = 192;
} else if (strcmp(buf, "CAMELLIA-256-CCM")) {
opt.ticket_alg = PSA_ALG_CCM;
opt.ticket_key_type = PSA_KEY_TYPE_CAMELLIA;
opt.ticket_key_bits = 256;
} else if (strcmp(buf, "CHACHA20-POLY1305")) {
opt.ticket_alg = PSA_ALG_CHACHA20_POLY1305;
opt.ticket_key_type = PSA_KEY_TYPE_CHACHA20;
opt.ticket_key_bits = 256;
} else {
ret = -1;
}
return ret;
}
int main(int argc, char *argv[])
{
int ret = 0, len, written, frags, exchanges_left;
int query_config_ret = 0;
io_ctx_t io_ctx;
unsigned char *buf = 0;
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
psa_algorithm_t alg = 0;
mbedtls_svc_key_id_t psk_slot = MBEDTLS_SVC_KEY_ID_INIT;
unsigned char psk[MBEDTLS_PSK_MAX_LEN];
size_t psk_len = 0;
psk_entry *psk_info = NULL;
#endif
const char *pers = "ssl_server2";
unsigned char client_ip[16] = { 0 };
size_t cliip_len;
#if defined(MBEDTLS_SSL_COOKIE_C)
mbedtls_ssl_cookie_ctx cookie_ctx;
#endif
mbedtls_ssl_context ssl;
mbedtls_ssl_config conf;
#if defined(MBEDTLS_TIMING_C)
mbedtls_timing_delay_context timer;
#endif
#if defined(MBEDTLS_SSL_RENEGOTIATION)
unsigned char renego_period[8] = { 0 };
#endif
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
uint32_t flags;
mbedtls_x509_crt cacert;
mbedtls_x509_crt srvcert;
mbedtls_pk_context pkey;
mbedtls_x509_crt srvcert2;
mbedtls_pk_context pkey2;
mbedtls_x509_crt_profile crt_profile_for_test = mbedtls_x509_crt_profile_default;
mbedtls_svc_key_id_t key_slot = MBEDTLS_SVC_KEY_ID_INIT; /* invalid key slot */
mbedtls_svc_key_id_t key_slot2 = MBEDTLS_SVC_KEY_ID_INIT; /* invalid key slot */
int key_cert_init = 0, key_cert_init2 = 0;
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
ssl_async_key_context_t ssl_async_keys;
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
#if defined(MBEDTLS_SSL_CACHE_C)
mbedtls_ssl_cache_context cache;
#endif
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
mbedtls_ssl_ticket_context ticket_ctx;
#endif /* MBEDTLS_SSL_SESSION_TICKETS && MBEDTLS_SSL_TICKET_C */
#if defined(SNI_OPTION)
sni_entry *sni_info = NULL;
#endif
uint16_t group_list[GROUP_LIST_SIZE];
#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
#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_CONTEXT_SERIALIZATION)
unsigned char *context_buf = NULL;
size_t context_buf_len = 0;
#endif
#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
mbedtls_svc_key_id_t ecjpake_pw_slot = MBEDTLS_SVC_KEY_ID_INIT; /* ecjpake password key slot */
#endif /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
uint16_t sig_alg_list[SIG_ALG_LIST_SIZE];
#endif
int i;
char *p, *q;
const int *list;
psa_status_t status;
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_MEMORY_BUFFER_ALLOC_C)
mbedtls_memory_buffer_alloc_init(alloc_buf, sizeof(alloc_buf));
#if defined(MBEDTLS_MEMORY_DEBUG)
size_t current_heap_memory, peak_heap_memory, heap_blocks;
#endif /* MBEDTLS_MEMORY_DEBUG */
#endif /* MBEDTLS_MEMORY_BUFFER_ALLOC_C */
#if defined(MBEDTLS_TEST_HOOKS)
test_hooks_init();
#endif /* MBEDTLS_TEST_HOOKS */
/*
* Make sure memory references are valid in case we exit early.
*/
mbedtls_net_init(&client_fd);
mbedtls_net_init(&listen_fd);
mbedtls_ssl_init(&ssl);
mbedtls_ssl_config_init(&conf);
rng_init(&rng);
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
mbedtls_x509_crt_init(&cacert);
mbedtls_x509_crt_init(&srvcert);
mbedtls_pk_init(&pkey);
mbedtls_x509_crt_init(&srvcert2);
mbedtls_pk_init(&pkey2);
#endif
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
memset(&ssl_async_keys, 0, sizeof(ssl_async_keys));
#endif
#if defined(MBEDTLS_SSL_CACHE_C)
mbedtls_ssl_cache_init(&cache);
#endif
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
mbedtls_ssl_ticket_init(&ticket_ctx);
#endif
#if defined(MBEDTLS_SSL_ALPN)
memset((void *) alpn_list, 0, sizeof(alpn_list));
#endif
#if defined(MBEDTLS_SSL_COOKIE_C)
mbedtls_ssl_cookie_init(&cookie_ctx);
#endif
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;
}
#if defined(MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG)
mbedtls_test_enable_insecure_external_rng();
#endif /* MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG */
#if !defined(_WIN32)
/* Abort cleanly on SIGTERM and SIGINT */
signal(SIGTERM, term_handler);
signal(SIGINT, term_handler);
#endif
opt.buffer_size = DFL_IO_BUF_LEN;
opt.server_addr = DFL_SERVER_ADDR;
opt.server_port = DFL_SERVER_PORT;
opt.debug_level = DFL_DEBUG_LEVEL;
opt.event = DFL_EVENT;
opt.response_size = DFL_RESPONSE_SIZE;
opt.nbio = DFL_NBIO;
opt.cid_enabled = DFL_CID_ENABLED;
opt.cid_enabled_renego = DFL_CID_ENABLED_RENEGO;
opt.cid_val = DFL_CID_VALUE;
opt.cid_val_renego = DFL_CID_VALUE_RENEGO;
opt.read_timeout = DFL_READ_TIMEOUT;
opt.exp_label = DFL_EXP_LABEL;
opt.exp_len = DFL_EXP_LEN;
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.crt_file2 = DFL_CRT_FILE2;
opt.key_file2 = DFL_KEY_FILE2;
opt.key_pwd2 = DFL_KEY_PWD2;
opt.async_operations = DFL_ASYNC_OPERATIONS;
opt.async_private_delay1 = DFL_ASYNC_PRIVATE_DELAY1;
opt.async_private_delay2 = DFL_ASYNC_PRIVATE_DELAY2;
opt.async_private_error = DFL_ASYNC_PRIVATE_ERROR;
opt.psk = DFL_PSK;
opt.psk_opaque = DFL_PSK_OPAQUE;
opt.psk_list_opaque = DFL_PSK_LIST_OPAQUE;
#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
opt.ca_callback = DFL_CA_CALLBACK;
#endif
opt.psk_identity = DFL_PSK_IDENTITY;
opt.psk_list = DFL_PSK_LIST;
opt.ecjpake_pw = DFL_ECJPAKE_PW;
opt.ecjpake_pw_opaque = DFL_ECJPAKE_PW_OPAQUE;
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.renego_delay = DFL_RENEGO_DELAY;
opt.renego_period = DFL_RENEGO_PERIOD;
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.cert_req_ca_list = DFL_CERT_REQ_CA_LIST;
opt.cert_req_dn_hint = DFL_CERT_REQ_DN_HINT;
opt.mfl_code = DFL_MFL_CODE;
opt.trunc_hmac = DFL_TRUNC_HMAC;
opt.tickets = DFL_TICKETS;
opt.dummy_ticket = DFL_DUMMY_TICKET;
opt.ticket_rotate = DFL_TICKET_ROTATE;
opt.ticket_timeout = DFL_TICKET_TIMEOUT;
opt.ticket_alg = DFL_TICKET_ALG;
opt.ticket_key_type = DFL_TICKET_KEY_TYPE;
opt.ticket_key_bits = DFL_TICKET_KEY_BITS;
opt.cache_max = DFL_CACHE_MAX;
#if defined(MBEDTLS_HAVE_TIME)
opt.cache_timeout = DFL_CACHE_TIMEOUT;
#endif
opt.cache_remove = DFL_CACHE_REMOVE;
opt.sni = DFL_SNI;
opt.alpn_string = DFL_ALPN_STRING;
opt.groups = DFL_GROUPS;
#if defined(MBEDTLS_SSL_EARLY_DATA)
opt.early_data = DFL_EARLY_DATA;
opt.max_early_data_size = DFL_MAX_EARLY_DATA_SIZE;
#endif
opt.sig_algs = DFL_SIG_ALGS;
opt.transport = DFL_TRANSPORT;
opt.cookies = DFL_COOKIES;
opt.anti_replay = DFL_ANTI_REPLAY;
opt.hs_to_min = DFL_HS_TO_MIN;
opt.hs_to_max = DFL_HS_TO_MAX;
opt.dtls_mtu = DFL_DTLS_MTU;
opt.dgram_packing = DFL_DGRAM_PACKING;
opt.badmac_limit = DFL_BADMAC_LIMIT;
opt.extended_ms = DFL_EXTENDED_MS;
opt.etm = DFL_ETM;
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.query_config_mode = DFL_QUERY_CONFIG_MODE;
opt.use_srtp = DFL_USE_SRTP;
opt.force_srtp_profile = DFL_SRTP_FORCE_PROFILE;
opt.support_mki = DFL_SRTP_SUPPORT_MKI;
opt.key1_opaque_alg1 = DFL_KEY_OPAQUE_ALG;
opt.key1_opaque_alg2 = DFL_KEY_OPAQUE_ALG;
opt.key2_opaque_alg1 = DFL_KEY_OPAQUE_ALG;
opt.key2_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_port") == 0) {
opt.server_port = q;
} else if (strcmp(p, "server_addr") == 0) {
opt.server_addr = 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, "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, "exp_label") == 0) {
opt.exp_label = q;
} else if (strcmp(p, "exp_len") == 0) {
opt.exp_len = atoi(q);
} else if (strcmp(p, "buffer_size") == 0) {
opt.buffer_size = atoi(q);
if (opt.buffer_size < 1) {
goto usage;
}
} else if (strcmp(p, "response_size") == 0) {
opt.response_size = atoi(q);
if (opt.response_size < 0 || opt.response_size > MBEDTLS_SSL_OUT_CONTENT_LEN) {
goto usage;
}
if (opt.buffer_size < opt.response_size) {
opt.buffer_size = opt.response_size;
}
} 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_SSL_HANDSHAKE_WITH_CERT_ENABLED)
else if (strcmp(p, "key_opaque") == 0) {
opt.key_opaque = atoi(q);
}
#endif
else if (strcmp(p, "crt_file2") == 0) {
opt.crt_file2 = q;
} else if (strcmp(p, "key_file2") == 0) {
opt.key_file2 = q;
} else if (strcmp(p, "key_pwd2") == 0) {
opt.key_pwd2 = q;
}
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
else if (strcmp(p, "async_operations") == 0) {
opt.async_operations = q;
} else if (strcmp(p, "async_private_delay1") == 0) {
opt.async_private_delay1 = atoi(q);
} else if (strcmp(p, "async_private_delay2") == 0) {
opt.async_private_delay2 = atoi(q);
} else if (strcmp(p, "async_private_error") == 0) {
int n = atoi(q);
if (n < -SSL_ASYNC_INJECT_ERROR_MAX ||
n > SSL_ASYNC_INJECT_ERROR_MAX) {
ret = 2;
goto usage;
}
opt.async_private_error = n;
}
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
#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;
} else if (strcmp(p, "psk_opaque") == 0) {
opt.psk_opaque = atoi(q);
} else if (strcmp(p, "psk_list_opaque") == 0) {
opt.psk_list_opaque = atoi(q);
}
#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, "psk_list") == 0) {
opt.psk_list = q;
} else if (strcmp(p, "ecjpake_pw") == 0) {
opt.ecjpake_pw = q;
} else if (strcmp(p, "ecjpake_pw_opaque") == 0) {
opt.ecjpake_pw_opaque = 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, "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
#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;
}
} else if (strcmp(p, "max_early_data_size") == 0) {
opt.max_early_data_size = (uint32_t) atoll(q);
}
#endif /* MBEDTLS_SSL_EARLY_DATA */
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, "renego_delay") == 0) {
opt.renego_delay = atoi(q);
} else if (strcmp(p, "renego_period") == 0) {
#if defined(_MSC_VER)
opt.renego_period = _strtoui64(q, NULL, 10);
#else
if (sscanf(q, "%" SCNu64, &opt.renego_period) != 1) {
goto usage;
}
#endif /* _MSC_VER */
if (opt.renego_period < 2) {
goto usage;
}
} else if (strcmp(p, "exchanges") == 0) {
opt.exchanges = atoi(q);
if (opt.exchanges < 0) {
goto usage;
}
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
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;
}
/* The purpose of `psk_or_ephemeral` is to improve test coverage. That
* is not recommended in practice.
* `psk_or_ephemeral` exists in theory, we need this mode to test if
* this setting work correctly. With this key exchange setting, server
* should always perform `ephemeral` handshake. `psk` or `psk_ephemeral`
* is not expected.
*/
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 ((opt.auth_mode = get_auth_mode(q)) < 0) {
goto usage;
}
} else if (strcmp(p, "cert_req_ca_list") == 0) {
opt.cert_req_ca_list = atoi(q);
if (opt.cert_req_ca_list < 0 || opt.cert_req_ca_list > 3) {
goto usage;
}
if (opt.cert_req_ca_list > 1) {
opt.cert_req_dn_hint = opt.cert_req_ca_list;
opt.cert_req_ca_list = MBEDTLS_SSL_CERT_REQ_CA_LIST_ENABLED;
}
} 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, "alpn") == 0) {
opt.alpn_string = q;
} 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, "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, "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;
}
} else if (strcmp(p, "tickets") == 0) {
opt.tickets = atoi(q);
if (opt.tickets < 0) {
goto usage;
}
} else if (strcmp(p, "dummy_ticket") == 0) {
opt.dummy_ticket = atoi(q);
if (opt.dummy_ticket < 0) {
goto usage;
}
} else if (strcmp(p, "ticket_rotate") == 0) {
opt.ticket_rotate = atoi(q);
if (opt.ticket_rotate < 0 || opt.ticket_rotate > 1) {
goto usage;
}
} else if (strcmp(p, "ticket_timeout") == 0) {
opt.ticket_timeout = atoi(q);
if (opt.ticket_timeout < 0) {
goto usage;
}
} else if (strcmp(p, "ticket_aead") == 0) {
if (parse_cipher(q) != 0) {
goto usage;
}
} else if (strcmp(p, "cache_max") == 0) {
opt.cache_max = atoi(q);
if (opt.cache_max < 0) {
goto usage;
}
}
#if defined(MBEDTLS_HAVE_TIME)
else if (strcmp(p, "cache_timeout") == 0) {
opt.cache_timeout = atoi(q);
if (opt.cache_timeout < 0) {
goto usage;
}
}
#endif
else if (strcmp(p, "cache_remove") == 0) {
opt.cache_remove = atoi(q);
if (opt.cache_remove < 0 || opt.cache_remove > 1) {
goto usage;
}
} else if (strcmp(p, "cookies") == 0) {
opt.cookies = atoi(q);
if (opt.cookies < -1 || opt.cookies > 1) {
goto usage;
}
} else if (strcmp(p, "anti_replay") == 0) {
opt.anti_replay = atoi(q);
if (opt.anti_replay < 0 || opt.anti_replay > 1) {
goto usage;
}
} else if (strcmp(p, "badmac_limit") == 0) {
opt.badmac_limit = atoi(q);
if (opt.badmac_limit < 0) {
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, "sni") == 0) {
opt.sni = q;
} 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, "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, "support_mki") == 0) {
opt.support_mki = atoi(q);
} else if (strcmp(p, "key_opaque_algs") == 0) {
if (key_opaque_alg_parse(q, &opt.key1_opaque_alg1,
&opt.key1_opaque_alg2) != 0) {
goto usage;
}
} else if (strcmp(p, "key_opaque_algs2") == 0) {
if (key_opaque_alg_parse(q, &opt.key2_opaque_alg1,
&opt.key2_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 erorrs 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
/* buf will alternatively contain the input read from the client and the
* response that's about to be sent, plus a null byte in each case. */
size_t buf_content_size = opt.buffer_size;
/* The default response contains the ciphersuite name. Leave enough
* room for that plus some margin. */
if (buf_content_size < strlen(HTTP_RESPONSE) + 80) {
buf_content_size = strlen(HTTP_RESPONSE) + 80;
}
if (opt.response_size != DFL_RESPONSE_SIZE &&
buf_content_size < (size_t) opt.response_size) {
buf_content_size = opt.response_size;
}
buf = mbedtls_calloc(1, buf_content_size + 1);
if (buf == NULL) {
mbedtls_printf("Could not allocate %lu bytes\n",
(unsigned long) buf_content_size + 1);
ret = 3;
goto exit;
}
if (opt.psk_opaque != 0) {
if (strlen(opt.psk) == 0) {
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;
}
}
if (opt.psk_list_opaque != 0) {
if (opt.psk_list == NULL) {
mbedtls_printf("psk_slot 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;
}
}
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 we select 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;
}
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
if (opt.psk_opaque != 0 || opt.psk_list_opaque != 0) {
/* Determine KDF algorithm the opaque PSK will be used in. */
#if defined(PSA_WANT_ALG_SHA_384)
if (ciphersuite_info->mac == MBEDTLS_MD_SHA384) {
alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_384);
} else
#endif /* PSA_WANT_ALG_SHA_384 */
alg = PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256);
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */
}
#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 hex\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 hex\n");
goto exit;
}
#endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
/*
* Unhexify the pre-shared key and parse the list if any given
*/
if (mbedtls_test_unhexify(psk, sizeof(psk),
opt.psk, &psk_len) != 0) {
mbedtls_printf("pre-shared key not valid hex\n");
goto exit;
}
if (opt.psk_list != NULL) {
if ((psk_info = psk_parse(opt.psk_list)) == NULL) {
mbedtls_printf("psk_list invalid");
goto exit;
}
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */
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
#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
*/
mbedtls_printf(" . Loading the server cert. and key...");
fflush(stdout);
#if defined(MBEDTLS_FS_IO)
if (strlen(opt.crt_file) && strcmp(opt.crt_file, "none") != 0) {
key_cert_init++;
if ((ret = mbedtls_x509_crt_parse_file(&srvcert, opt.crt_file)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_x509_crt_parse_file returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
}
if (strlen(opt.key_file) && strcmp(opt.key_file, "none") != 0) {
key_cert_init++;
if ((ret = mbedtls_pk_parse_keyfile(&pkey, opt.key_file,
opt.key_pwd)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_pk_parse_keyfile returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
}
if (key_cert_init == 1) {
mbedtls_printf(" failed\n ! crt_file without key_file or vice-versa\n\n");
goto exit;
}
if (strlen(opt.crt_file2) && strcmp(opt.crt_file2, "none") != 0) {
key_cert_init2++;
if ((ret = mbedtls_x509_crt_parse_file(&srvcert2, opt.crt_file2)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_x509_crt_parse_file(2) returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
}
if (strlen(opt.key_file2) && strcmp(opt.key_file2, "none") != 0) {
key_cert_init2++;
if ((ret = mbedtls_pk_parse_keyfile(&pkey2, opt.key_file2,
opt.key_pwd2)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_pk_parse_keyfile(2) returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
}
if (key_cert_init2 == 1) {
mbedtls_printf(" failed\n ! crt_file2 without key_file2 or vice-versa\n\n");
goto exit;
}
#endif
if (key_cert_init == 0 &&
strcmp(opt.crt_file, "none") != 0 &&
strcmp(opt.key_file, "none") != 0 &&
key_cert_init2 == 0 &&
strcmp(opt.crt_file2, "none") != 0 &&
strcmp(opt.key_file2, "none") != 0) {
#if defined(MBEDTLS_RSA_C)
if ((ret = mbedtls_x509_crt_parse(&srvcert,
(const unsigned char *) mbedtls_test_srv_crt_rsa,
mbedtls_test_srv_crt_rsa_len)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_x509_crt_parse returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
if ((ret = mbedtls_pk_parse_key(&pkey,
(const unsigned char *) mbedtls_test_srv_key_rsa,
mbedtls_test_srv_key_rsa_len, NULL, 0)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_pk_parse_key returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
key_cert_init = 2;
#endif /* MBEDTLS_RSA_C */
#if defined(PSA_HAVE_ALG_SOME_ECDSA) && defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_IMPORT)
if ((ret = mbedtls_x509_crt_parse(&srvcert2,
(const unsigned char *) mbedtls_test_srv_crt_ec,
mbedtls_test_srv_crt_ec_len)) != 0) {
mbedtls_printf(" failed\n ! x509_crt_parse2 returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
if ((ret = mbedtls_pk_parse_key(&pkey2,
(const unsigned char *) mbedtls_test_srv_key_ec,
mbedtls_test_srv_key_ec_len, NULL, 0)) != 0) {
mbedtls_printf(" failed\n ! pk_parse_key2 returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
key_cert_init2 = 2;
#endif /* PSA_HAVE_ALG_SOME_ECDSA && PSA_WANT_KEY_TYPE_ECC_KEY_PAIR_IMPORT */
}
if (opt.key_opaque != 0) {
psa_algorithm_t psa_alg, psa_alg2 = PSA_ALG_NONE;
psa_key_usage_t psa_usage = 0;
if (key_opaque_set_alg_usage(opt.key1_opaque_alg1,
opt.key1_opaque_alg2,
&psa_alg, &psa_alg2,
&psa_usage,
mbedtls_pk_get_type(&pkey)) == 0) {
ret = pk_wrap_as_opaque(&pkey, psa_alg, psa_alg2, psa_usage, &key_slot);
if (ret != 0) {
mbedtls_printf(" failed\n ! "
"pk_wrap_as_opaque returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
}
psa_alg = PSA_ALG_NONE; psa_alg2 = PSA_ALG_NONE;
psa_usage = 0;
if (key_opaque_set_alg_usage(opt.key2_opaque_alg1,
opt.key2_opaque_alg2,
&psa_alg, &psa_alg2,
&psa_usage,
mbedtls_pk_get_type(&pkey2)) == 0) {
ret = pk_wrap_as_opaque(&pkey2, psa_alg, psa_alg2, psa_usage, &key_slot2);
if (ret != 0) {
mbedtls_printf(" failed\n ! "
"mbedtls_pk_get_psa_attributes returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
}
}
mbedtls_printf(" ok (key types: %s, %s)\n",
key_cert_init ? mbedtls_pk_get_name(&pkey) : "none",
key_cert_init2 ? mbedtls_pk_get_name(&pkey2) : "none");
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#if defined(SNI_OPTION)
if (opt.sni != NULL) {
mbedtls_printf(" . Setting up SNI information...");
fflush(stdout);
if ((sni_info = sni_parse(opt.sni)) == NULL) {
mbedtls_printf(" failed\n");
goto exit;
}
mbedtls_printf(" ok\n");
}
#endif /* SNI_OPTION */
/*
* 2. Setup stuff
*/
mbedtls_printf(" . Setting up the SSL/TLS structure...");
fflush(stdout);
if ((ret = mbedtls_ssl_config_defaults(&conf,
MBEDTLS_SSL_IS_SERVER,
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. Hence we allow it here. A real-world server
should use the default profile unless there is a good reason not to. */
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);
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
if (opt.auth_mode != DFL_AUTH_MODE) {
mbedtls_ssl_conf_authmode(&conf, opt.auth_mode);
}
if (opt.cert_req_ca_list != DFL_CERT_REQ_CA_LIST) {
mbedtls_ssl_conf_cert_req_ca_list(&conf, opt.cert_req_ca_list);
}
#if defined(MBEDTLS_SSL_EARLY_DATA)
if (opt.early_data != DFL_EARLY_DATA) {
mbedtls_ssl_conf_early_data(&conf, opt.early_data);
}
if (opt.max_early_data_size != DFL_MAX_EARLY_DATA_SIZE) {
mbedtls_ssl_conf_max_early_data_size(
&conf, opt.max_early_data_size);
}
#endif /* MBEDTLS_SSL_EARLY_DATA */
#if defined(MBEDTLS_KEY_EXCHANGE_CERT_REQ_ALLOWED_ENABLED)
/* exercise setting DN hints for server certificate request
* (Intended for use where the client cert expected has been signed by
* a specific CA which is an intermediate in a CA chain, not the root) */
if (opt.cert_req_dn_hint == 2 && key_cert_init2) {
mbedtls_ssl_conf_dn_hints(&conf, &srvcert2);
}
#endif
#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_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 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;
}
mbedtls_ssl_conf_srtp_mki_value_supported(&conf,
opt.support_mki ?
MBEDTLS_SSL_DTLS_SRTP_MKI_SUPPORTED :
MBEDTLS_SSL_DTLS_SRTP_MKI_UNSUPPORTED);
} 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_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_dbg(&conf, my_debug, stdout);
#if defined(MBEDTLS_SSL_CACHE_C)
if (opt.cache_max != -1) {
mbedtls_ssl_cache_set_max_entries(&cache, opt.cache_max);
}
#if defined(MBEDTLS_HAVE_TIME)
if (opt.cache_timeout != -1) {
mbedtls_ssl_cache_set_timeout(&cache, opt.cache_timeout);
}
#endif
mbedtls_ssl_conf_session_cache(&conf, &cache,
mbedtls_ssl_cache_get,
mbedtls_ssl_cache_set);
#endif
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
if (opt.tickets != MBEDTLS_SSL_SESSION_TICKETS_DISABLED) {
#if defined(MBEDTLS_HAVE_TIME)
if (opt.dummy_ticket) {
mbedtls_ssl_conf_session_tickets_cb(&conf,
dummy_ticket_write,
dummy_ticket_parse,
NULL);
} else
#endif /* MBEDTLS_HAVE_TIME */
{
if ((ret = mbedtls_ssl_ticket_setup(&ticket_ctx,
opt.ticket_alg,
opt.ticket_key_type,
opt.ticket_key_bits,
opt.ticket_timeout)) != 0) {
mbedtls_printf(
" failed\n ! mbedtls_ssl_ticket_setup returned %d\n\n",
ret);
goto exit;
}
mbedtls_ssl_conf_session_tickets_cb(&conf,
mbedtls_ssl_ticket_write,
mbedtls_ssl_ticket_parse,
&ticket_ctx);
}
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
mbedtls_ssl_conf_new_session_tickets(&conf, opt.tickets);
#endif
/* exercise manual ticket rotation (not required for typical use)
* (used for external synchronization of session ticket encryption keys)
*/
if (opt.ticket_rotate) {
unsigned char kbuf[MBEDTLS_SSL_TICKET_MAX_KEY_BYTES];
unsigned char name[MBEDTLS_SSL_TICKET_KEY_NAME_BYTES];
if ((ret = rng_get(&rng, name, sizeof(name))) != 0 ||
(ret = rng_get(&rng, kbuf, sizeof(kbuf))) != 0 ||
(ret = mbedtls_ssl_ticket_rotate(&ticket_ctx,
name, sizeof(name), kbuf, sizeof(kbuf),
opt.ticket_timeout)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_ssl_ticket_rotate returned %d\n\n", ret);
goto exit;
}
}
}
#endif
#if defined(MBEDTLS_SSL_PROTO_DTLS)
if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
#if defined(MBEDTLS_SSL_COOKIE_C)
if (opt.cookies > 0) {
if ((ret = mbedtls_ssl_cookie_setup(&cookie_ctx)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_ssl_cookie_setup returned %d\n\n", ret);
goto exit;
}
mbedtls_ssl_conf_dtls_cookies(&conf, mbedtls_ssl_cookie_write, mbedtls_ssl_cookie_check,
&cookie_ctx);
} else
#endif /* MBEDTLS_SSL_COOKIE_C */
#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY)
if (opt.cookies == 0) {
mbedtls_ssl_conf_dtls_cookies(&conf, NULL, NULL, NULL);
} else
#endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY */
{
; /* Nothing to do */
}
#if defined(MBEDTLS_SSL_DTLS_ANTI_REPLAY)
if (opt.anti_replay != DFL_ANTI_REPLAY) {
mbedtls_ssl_conf_dtls_anti_replay(&conf, opt.anti_replay);
}
#endif
if (opt.badmac_limit != DFL_BADMAC_LIMIT) {
mbedtls_ssl_conf_dtls_badmac_limit(&conf, opt.badmac_limit);
}
}
#endif /* MBEDTLS_SSL_PROTO_DTLS */
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);
if (opt.renego_delay != DFL_RENEGO_DELAY) {
mbedtls_ssl_conf_renegotiation_enforced(&conf, opt.renego_delay);
}
if (opt.renego_period != DFL_RENEGO_PERIOD) {
PUT_UINT64_BE(renego_period, opt.renego_period, 0);
mbedtls_ssl_conf_renegotiation_period(&conf, renego_period);
}
#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 (key_cert_init) {
mbedtls_pk_context *pk = &pkey;
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
if (opt.async_private_delay1 >= 0) {
ret = ssl_async_set_key(&ssl_async_keys, &srvcert, pk, 0,
opt.async_private_delay1);
if (ret < 0) {
mbedtls_printf(" Test error: ssl_async_set_key failed (%d)\n",
ret);
goto exit;
}
pk = NULL;
}
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
if ((ret = mbedtls_ssl_conf_own_cert(&conf, &srvcert, pk)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret);
goto exit;
}
}
if (key_cert_init2) {
mbedtls_pk_context *pk = &pkey2;
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
if (opt.async_private_delay2 >= 0) {
ret = ssl_async_set_key(&ssl_async_keys, &srvcert2, pk, 0,
opt.async_private_delay2);
if (ret < 0) {
mbedtls_printf(" Test error: ssl_async_set_key failed (%d)\n",
ret);
goto exit;
}
pk = NULL;
}
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
if ((ret = mbedtls_ssl_conf_own_cert(&conf, &srvcert2, pk)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_ssl_conf_own_cert returned %d\n\n", ret);
goto exit;
}
}
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
if (opt.async_operations[0] != '-') {
mbedtls_ssl_async_sign_t *sign = NULL;
const char *r;
for (r = opt.async_operations; *r; r++) {
switch (*r) {
case 's':
sign = ssl_async_sign;
break;
}
}
ssl_async_keys.inject_error = (opt.async_private_error < 0 ?
-opt.async_private_error :
opt.async_private_error);
ssl_async_keys.f_rng = rng_get;
ssl_async_keys.p_rng = &rng;
mbedtls_ssl_conf_async_private_cb(&conf,
sign,
ssl_async_resume,
ssl_async_cancel,
&ssl_async_keys);
}
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
#if defined(SNI_OPTION)
if (opt.sni != NULL) {
mbedtls_ssl_conf_sni(&conf, sni_callback, sni_info);
mbedtls_ssl_conf_cert_cb(&conf, cert_callback);
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
if (opt.async_private_delay2 >= 0) {
sni_entry *cur;
for (cur = sni_info; cur != NULL; cur = cur->next) {
ret = ssl_async_set_key(&ssl_async_keys,
cur->cert, cur->key, 1,
opt.async_private_delay2);
if (ret < 0) {
mbedtls_printf(" Test error: ssl_async_set_key failed (%d)\n",
ret);
goto exit;
}
cur->key = NULL;
}
}
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
}
#endif
#if defined(PSA_WANT_KEY_TYPE_ECC_PUBLIC_KEY) || \
(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 (strlen(opt.psk) != 0 && strlen(opt.psk_identity) != 0) {
if (opt.psk_opaque != 0) {
/* The algorithm has already been determined earlier. */
status = psa_setup_psk_key_slot(&psk_slot, alg, psk, psk_len);
if (status != PSA_SUCCESS) {
fprintf(stderr, "SETUP FAIL\n");
ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
goto exit;
}
if ((ret = mbedtls_ssl_conf_psk_opaque(&conf, psk_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
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 -0x%04X\n\n",
(unsigned int) -ret);
goto exit;
}
}
}
if (opt.psk_list != NULL) {
if (opt.psk_list_opaque != 0) {
psk_entry *cur_psk;
for (cur_psk = psk_info; cur_psk != NULL; cur_psk = cur_psk->next) {
status = psa_setup_psk_key_slot(&cur_psk->slot, alg,
cur_psk->key,
cur_psk->key_len);
if (status != PSA_SUCCESS) {
ret = MBEDTLS_ERR_SSL_HW_ACCEL_FAILED;
goto exit;
}
}
}
mbedtls_ssl_conf_psk_cb(&conf, psk_callback, psk_info);
}
#endif
if (opt.min_version != DFL_MIN_VERSION) {
mbedtls_ssl_conf_min_tls_version(&conf, opt.min_version);
}
if (opt.max_version != DFL_MIN_VERSION) {
mbedtls_ssl_conf_max_tls_version(&conf, opt.max_version);
}
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 */
io_ctx.ssl = &ssl;
io_ctx.net = &client_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
mbedtls_printf(" ok\n");
/*
* 3. Setup the listening TCP socket
*/
mbedtls_printf(" . Bind on %s://%s:%s/ ...",
opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM ? "tcp" : "udp",
opt.server_addr ? opt.server_addr : "*",
opt.server_port);
fflush(stdout);
if ((ret = mbedtls_net_bind(&listen_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_bind returned -0x%x\n\n", (unsigned int) -ret);
goto exit;
}
mbedtls_printf(" ok\n");
reset:
#if !defined(_WIN32)
if (received_sigterm) {
mbedtls_printf(" interrupted by SIGTERM (not in net_accept())\n");
if (ret == MBEDTLS_ERR_NET_INVALID_CONTEXT) {
ret = 0;
}
goto exit;
}
#endif
if (ret == MBEDTLS_ERR_SSL_CLIENT_RECONNECT) {
mbedtls_printf(" ! Client initiated reconnection from same port\n");
goto handshake;
}
#ifdef MBEDTLS_ERROR_C
if (ret != 0) {
char error_buf[100];
mbedtls_strerror(ret, error_buf, 100);
mbedtls_printf("Last error was: %d - %s\n\n", ret, error_buf);
}
#endif
mbedtls_net_free(&client_fd);
mbedtls_ssl_session_reset(&ssl);
/*
* 3. Wait until a client connects
*/
mbedtls_printf(" . Waiting for a remote connection ...");
fflush(stdout);
if ((ret = mbedtls_net_accept(&listen_fd, &client_fd,
client_ip, sizeof(client_ip), &cliip_len)) != 0) {
#if !defined(_WIN32)
if (received_sigterm) {
mbedtls_printf(" interrupted by SIGTERM (in net_accept())\n");
if (ret == MBEDTLS_ERR_NET_ACCEPT_FAILED) {
ret = 0;
}
goto exit;
}
#endif
mbedtls_printf(" failed\n ! mbedtls_net_accept returned -0x%x\n\n", (unsigned int) -ret);
goto exit;
}
if (opt.nbio > 0) {
ret = mbedtls_net_set_nonblock(&client_fd);
} else {
ret = mbedtls_net_set_block(&client_fd);
}
if (ret != 0) {
mbedtls_printf(" failed\n ! net_set_(non)block() returned -0x%x\n\n", (unsigned int) -ret);
goto exit;
}
mbedtls_ssl_conf_read_timeout(&conf, opt.read_timeout);
#if defined(MBEDTLS_SSL_DTLS_HELLO_VERIFY)
if (opt.transport == MBEDTLS_SSL_TRANSPORT_DATAGRAM) {
if ((ret = mbedtls_ssl_set_client_transport_id(&ssl,
client_ip, cliip_len)) != 0) {
mbedtls_printf(" failed\n ! mbedtls_ssl_set_client_transport_id() returned -0x%x\n\n",
(unsigned int) -ret);
goto exit;
}
}
#endif /* MBEDTLS_SSL_DTLS_HELLO_VERIFY */
#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
if (opt.ecjpake_pw != DFL_ECJPAKE_PW) {
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_ALG_SHA_256));
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 {
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_SERVER_NAME_INDICATION)
#if defined(MBEDTLS_KEY_EXCHANGE_CERT_REQ_ALLOWED_ENABLED)
/* exercise setting DN hints for server certificate request
* (Intended for use where the client cert expected has been signed by
* a specific CA which is an intermediate in a CA chain, not the root)
* (Additionally, the CA choice would typically be influenced by SNI
* if being set per-handshake using mbedtls_ssl_set_hs_dn_hints()) */
if (opt.cert_req_dn_hint == 3 && key_cert_init2) {
mbedtls_ssl_set_hs_dn_hints(&ssl, &srvcert2);
}
#endif
#endif
mbedtls_printf(" ok\n");
/*
* 4. Handshake
*/
handshake:
mbedtls_printf(" . Performing the SSL/TLS handshake...");
fflush(stdout);
while ((ret = mbedtls_ssl_handshake(&ssl)) != 0) {
#if defined(MBEDTLS_SSL_EARLY_DATA)
if (ret == MBEDTLS_ERR_SSL_RECEIVED_EARLY_DATA) {
memset(buf, 0, opt.buffer_size);
ret = mbedtls_ssl_read_early_data(&ssl, buf, opt.buffer_size);
if (ret > 0) {
buf[ret] = '\0';
mbedtls_printf(" %d early data bytes read\n\n%s\n",
ret, (char *) buf);
}
continue;
}
#endif /* MBEDTLS_SSL_EARLY_DATA */
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
if (ret == MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS &&
ssl_async_keys.inject_error == SSL_ASYNC_INJECT_ERROR_CANCEL) {
mbedtls_printf(" cancelling on injected error\n");
break;
}
#endif /* MBEDTLS_SSL_ASYNC_PRIVATE */
if (!mbedtls_status_is_ssl_in_progress(ret)) {
break;
}
/* For event-driven IO, wait for socket to become available */
if (opt.event == 1 /* level triggered IO */) {
#if defined(MBEDTLS_TIMING_C)
ret = idle(&client_fd, &timer, ret);
#else
ret = idle(&client_fd, ret);
#endif
if (ret != 0) {
goto reset;
}
}
}
if (ret == MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) {
mbedtls_printf(" hello verification requested\n");
ret = 0;
goto reset;
} else if (ret != 0) {
mbedtls_printf(" failed\n ! mbedtls_ssl_handshake returned -0x%x\n\n",
(unsigned int) -ret);
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
if (ret == MBEDTLS_ERR_X509_CERT_VERIFY_FAILED ||
ret == MBEDTLS_ERR_SSL_BAD_CERTIFICATE) {
char vrfy_buf[512];
flags = mbedtls_ssl_get_verify_result(&ssl);
x509_crt_verify_info(vrfy_buf, sizeof(vrfy_buf), " ! ", flags);
mbedtls_printf("%s\n", vrfy_buf);
}
#endif
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
if (opt.async_private_error < 0) {
/* Injected error only the first time round, to test reset */
ssl_async_keys.inject_error = SSL_ASYNC_INJECT_ERROR_NONE;
}
#endif
goto reset;
} else { /* ret == 0 */
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) || defined(MBEDTLS_SSL_RECORD_SIZE_LIMIT)
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 defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
/*
* 5. Verify the client 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)
if (mbedtls_ssl_get_peer_cert(&ssl) != NULL) {
char crt_buf[512];
mbedtls_printf(" . Peer certificate information ...\n");
mbedtls_x509_crt_info(crt_buf, sizeof(crt_buf), " ",
mbedtls_ssl_get_peer_cert(&ssl));
mbedtls_printf("%s\n", crt_buf);
}
#endif /* MBEDTLS_X509_REMOVE_INFO */
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED */
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 reset;
}
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 reset;
}
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_KEYING_MATERIAL_EXPORT)
if (opt.exp_label != NULL && opt.exp_len > 0) {
unsigned char *exported_key = mbedtls_calloc((size_t) opt.exp_len, sizeof(unsigned char));
if (exported_key == NULL) {
mbedtls_printf("Could not allocate %d bytes\n", opt.exp_len);
ret = 3;
goto exit;
}
ret = mbedtls_ssl_export_keying_material(&ssl, exported_key, (size_t) opt.exp_len,
opt.exp_label, strlen(opt.exp_label),
NULL, 0, 0);
if (ret != 0) {
mbedtls_free(exported_key);
goto exit;
}
mbedtls_printf("Exporting key of length %d with label \"%s\": 0x",
opt.exp_len,
opt.exp_label);
for (i = 0; i < opt.exp_len; i++) {
mbedtls_printf("%02X", exported_key[i]);
}
mbedtls_printf("\n\n");
fflush(stdout);
mbedtls_free(exported_key);
}
#endif /* defined(MBEDTLS_SSL_KEYING_MATERIAL_EXPORT) */
#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 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_MEMORY_DEBUG)
mbedtls_memory_buffer_alloc_cur_get(¤t_heap_memory, &heap_blocks);
mbedtls_memory_buffer_alloc_max_get(&peak_heap_memory, &heap_blocks);
mbedtls_printf("Heap memory usage after handshake: %lu bytes. Peak memory usage was %lu\n",
(unsigned long) current_heap_memory, (unsigned long) peak_heap_memory);
#endif /* MBEDTLS_MEMORY_DEBUG */
if (opt.exchanges == 0) {
goto close_notify;
}
exchanges_left = opt.exchanges;
data_exchange:
/*
* 6. Read the HTTP Request
*/
mbedtls_printf(" < Read from client:");
fflush(stdout);
/*
* TLS and DTLS need different reading styles (stream vs datagram)
*/
if (opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM) {
do {
int terminated = 0;
len = opt.buffer_size;
memset(buf, 0, opt.buffer_size);
ret = mbedtls_ssl_read(&ssl, buf, len);
if (mbedtls_status_is_ssl_in_progress(ret)) {
if (opt.event == 1 /* level triggered IO */) {
#if defined(MBEDTLS_TIMING_C)
idle(&client_fd, &timer, ret);
#else
idle(&client_fd, ret);
#endif
}
continue;
}
if (ret <= 0) {
switch (ret) {
case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY:
mbedtls_printf(" connection was closed gracefully\n");
goto close_notify;
case 0:
case MBEDTLS_ERR_NET_CONN_RESET:
mbedtls_printf(" connection was reset by peer\n");
ret = MBEDTLS_ERR_NET_CONN_RESET;
goto reset;
default:
mbedtls_printf(" mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret);
goto reset;
}
}
if (mbedtls_ssl_get_bytes_avail(&ssl) == 0) {
len = ret;
buf[len] = '\0';
mbedtls_printf(" %d bytes read\n\n%s\n", len, (char *) buf);
/* End of message should be detected according to the syntax of the
* application protocol (eg HTTP), just use a dummy test here. */
if (buf[len - 1] == '\n') {
terminated = 1;
}
} else {
int extra_len, ori_len;
unsigned char *larger_buf;
ori_len = ret;
extra_len = (int) mbedtls_ssl_get_bytes_avail(&ssl);
larger_buf = mbedtls_calloc(1, ori_len + extra_len + 1);
if (larger_buf == NULL) {
mbedtls_printf(" ! memory allocation failed\n");
ret = 1;
goto reset;
}
memset(larger_buf, 0, ori_len + extra_len);
memcpy(larger_buf, buf, ori_len);
/* This read should never fail and get the whole cached data */
ret = mbedtls_ssl_read(&ssl, larger_buf + ori_len, extra_len);
if (ret != extra_len ||
mbedtls_ssl_get_bytes_avail(&ssl) != 0) {
mbedtls_printf(" ! mbedtls_ssl_read failed on cached data\n");
ret = 1;
goto reset;
}
larger_buf[ori_len + extra_len] = '\0';
mbedtls_printf(" %d bytes read (%d + %d)\n\n%s\n",
ori_len + extra_len, ori_len, extra_len,
(char *) larger_buf);
/* End of message should be detected according to the syntax of the
* application protocol (eg HTTP), just use a dummy test here. */
if (larger_buf[ori_len + extra_len - 1] == '\n') {
terminated = 1;
}
mbedtls_free(larger_buf);
}
if (terminated) {
ret = 0;
break;
}
} while (1);
} else { /* Not stream, so datagram */
len = opt.buffer_size;
memset(buf, 0, opt.buffer_size);
do {
/* Without the call to `mbedtls_ssl_check_pending`, it might
* happen that the client sends application data in the same
* datagram as the Finished message concluding the handshake.
* In this case, the application data would be ready to be
* processed while the underlying transport wouldn't signal
* any further incoming data.
*
* See the test 'Event-driven I/O: session-id resume, UDP packing'
* in tests/ssl-opt.sh.
*/
/* For event-driven IO, wait for socket to become available */
if (mbedtls_ssl_check_pending(&ssl) == 0 &&
opt.event == 1 /* level triggered IO */) {
#if defined(MBEDTLS_TIMING_C)
idle(&client_fd, &timer, MBEDTLS_ERR_SSL_WANT_READ);
#else
idle(&client_fd, MBEDTLS_ERR_SSL_WANT_READ);
#endif
}
ret = mbedtls_ssl_read(&ssl, buf, len);
/* Note that even if `mbedtls_ssl_check_pending` returns true,
* it can happen that the subsequent call to `mbedtls_ssl_read`
* returns `MBEDTLS_ERR_SSL_WANT_READ`, because the pending messages
* might be discarded (e.g. because they are retransmissions). */
} while (mbedtls_status_is_ssl_in_progress(ret));
if (ret <= 0) {
switch (ret) {
case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY:
mbedtls_printf(" connection was closed gracefully\n");
goto close_notify;
default:
mbedtls_printf(" mbedtls_ssl_read returned -0x%x\n", (unsigned int) -ret);
goto reset;
}
}
len = ret;
buf[len] = '\0';
mbedtls_printf(" %d bytes read\n\n%s", len, (char *) buf);
ret = 0;
}
/*
* 7a. Request renegotiation while client is waiting for input from us.
* (only on the first exchange, to be able to test retransmission)
*/
#if defined(MBEDTLS_SSL_RENEGOTIATION)
if (opt.renegotiate && exchanges_left == opt.exchanges) {
mbedtls_printf(" . Requestion renegotiation...");
fflush(stdout);
while ((ret = mbedtls_ssl_renegotiate(&ssl)) != 0) {
if (!mbedtls_status_is_ssl_in_progress(ret)) {
mbedtls_printf(" failed\n ! mbedtls_ssl_renegotiate returned %d\n\n", ret);
goto reset;
}
/* For event-driven IO, wait for socket to become available */
if (opt.event == 1 /* level triggered IO */) {
#if defined(MBEDTLS_TIMING_C)
idle(&client_fd, &timer, ret);
#else
idle(&client_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 */
/*
* 7. Write the 200 Response
*/
mbedtls_printf(" > Write to client:");
fflush(stdout);
/* If the format of the response changes, make sure there is enough
* room in buf (buf_content_size calculation above). */
len = sprintf((char *) buf, HTTP_RESPONSE,
mbedtls_ssl_get_ciphersuite(&ssl));
/* Add padding to the response to reach opt.response_size in length */
if (opt.response_size != DFL_RESPONSE_SIZE &&
len < opt.response_size) {
memset(buf + len, 'B', opt.response_size - len);
len += opt.response_size - len;
}
/* Truncate if response size is smaller than the "natural" size */
if (opt.response_size != DFL_RESPONSE_SIZE &&
len > opt.response_size) {
len = opt.response_size;
/* Still end with \r\n unless that's really not possible */
if (len >= 2) {
buf[len - 2] = '\r';
}
if (len >= 1) {
buf[len - 1] = '\n';
}
}
if (opt.transport == MBEDTLS_SSL_TRANSPORT_STREAM) {
for (written = 0, frags = 0; written < len; written += ret, frags++) {
while ((ret = mbedtls_ssl_write(&ssl, buf + written, len - written))
<= 0) {
if (ret == MBEDTLS_ERR_NET_CONN_RESET) {
mbedtls_printf(" failed\n ! peer closed the connection\n\n");
goto reset;
}
if (!mbedtls_status_is_ssl_in_progress(ret)) {
mbedtls_printf(" failed\n ! mbedtls_ssl_write returned %d\n\n", ret);
goto reset;
}
/* For event-driven IO, wait for socket to become available */
if (opt.event == 1 /* level triggered IO */) {
#if defined(MBEDTLS_TIMING_C)
idle(&client_fd, &timer, ret);
#else
idle(&client_fd, ret);
#endif
}
}
}
} else { /* Not stream, so datagram */
while (1) {
ret = mbedtls_ssl_write(&ssl, buf, len);
if (!mbedtls_status_is_ssl_in_progress(ret)) {
break;
}
/* For event-driven IO, wait for socket to become available */
if (opt.event == 1 /* level triggered IO */) {
#if defined(MBEDTLS_TIMING_C)
idle(&client_fd, &timer, ret);
#else
idle(&client_fd, ret);
#endif
}
}
if (ret < 0) {
mbedtls_printf(" failed\n ! mbedtls_ssl_write returned %d\n\n", ret);
goto reset;
}
frags = 1;
written = ret;
}
buf[written] = '\0';
mbedtls_printf(" %d bytes written in %d fragments\n\n%s\n", written, frags, (char *) buf);
ret = 0;
/*
* 7b. 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");
}
/*
* This simulates a workflow where you have a long-lived server
* instance, potentially with a pool of ssl_context objects, and you
* just want to re-use one while the connection is inactive: in that
* case you can just reset() it, and then it's ready to receive
* serialized data from another connection (or the same here).
*/
if (opt.serialize == 1) {
/* nothing to do here, done by context_save() already */
mbedtls_printf(" . Context has been reset... ok\n");
}
/*
* This simulates a workflow where you have one server instance per
* connection, and want to release it entire when the connection is
* inactive, and spawn it again when needed again - this would happen
* between ssl_free() and ssl_init() below, together with any other
* teardown/startup code needed - for example, preparing the
* ssl_config again (see section 3 "setup stuff" in this file).
*/
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;
}
/*
* This illustrates the minimum amount of things you need to set
* up, however you could set up much more if desired, for example
* if you want to share your set up code between the case of
* establishing a new connection and this case.
*/
if (opt.nbio == 2) {
mbedtls_ssl_set_bio(&ssl, &client_fd, delayed_send,
delayed_recv, NULL);
} else {
mbedtls_ssl_set_bio(&ssl, &client_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 */
/*
* 7c. Continue doing data exchanges?
*/
if (--exchanges_left > 0) {
goto data_exchange;
}
/*
* 8. Done, cleanly close the connection
*/
close_notify:
mbedtls_printf(" . Closing the connection...");
/* 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");
#if defined(MBEDTLS_SSL_CACHE_C)
if (opt.cache_remove > 0) {
mbedtls_ssl_cache_remove(&cache, ssl.session->id, ssl.session->id_len);
}
#endif
goto reset;
/*
* 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
if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
mbedtls_printf(" . Cleaning up...");
fflush(stdout);
}
mbedtls_net_free(&client_fd);
mbedtls_net_free(&listen_fd);
mbedtls_ssl_free(&ssl);
mbedtls_ssl_config_free(&conf);
#if defined(MBEDTLS_SSL_CACHE_C)
mbedtls_ssl_cache_free(&cache);
#endif
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && defined(MBEDTLS_SSL_TICKET_C)
mbedtls_ssl_ticket_free(&ticket_ctx);
#endif
#if defined(MBEDTLS_SSL_COOKIE_C)
mbedtls_ssl_cookie_free(&cookie_ctx);
#endif
#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(SNI_OPTION)
sni_free(sni_info);
#endif
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
ret = psk_free(psk_info);
if ((ret != 0) && (opt.query_config_mode == DFL_QUERY_CONFIG_MODE)) {
mbedtls_printf("Failed to list of opaque PSKs - error was %d\n", ret);
}
#endif
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
mbedtls_x509_crt_free(&cacert);
mbedtls_x509_crt_free(&srvcert);
mbedtls_pk_free(&pkey);
mbedtls_x509_crt_free(&srvcert2);
mbedtls_pk_free(&pkey2);
psa_destroy_key(key_slot);
psa_destroy_key(key_slot2);
#endif
#if defined(MBEDTLS_SSL_ASYNC_PRIVATE)
for (i = 0; (size_t) i < ssl_async_keys.slots_used; i++) {
if (ssl_async_keys.slots[i].pk_owned) {
mbedtls_pk_free(ssl_async_keys.slots[i].pk);
mbedtls_free(ssl_async_keys.slots[i].pk);
ssl_async_keys.slots[i].pk = NULL;
}
}
#endif
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED)
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(psk_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(psk_slot),
(int) status);
}
}
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */
#if defined(MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED)
/*
* 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 */
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);
}
/* For builds with MBEDTLS_TEST_USE_PSA_CRYPTO_RNG psa crypto
* resources are freed by rng_free(). */
#if !defined(MBEDTLS_TEST_USE_PSA_CRYPTO_RNG)
mbedtls_psa_crypto_free();
#endif
rng_free(&rng);
mbedtls_free(buf);
#if defined(MBEDTLS_TEST_HOOKS)
/* Let test hooks detect errors such as resource leaks.
* Don't do it in query_config mode, because some test code prints
* information to stdout and this gets mixed with the regular output. */
if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
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 */
if (opt.query_config_mode == DFL_QUERY_CONFIG_MODE) {
mbedtls_printf(" done.\n");
}
// 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_SRV_C */
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