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ssl_server2.c
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/*
* SSL client with options
*
* Copyright The Mbed TLS Contributors
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#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
#if defined(MBEDTLS_USE_PSA_CRYPTO) || defined(MBEDTLS_SSL_PROTO_TLS1_3)
#include "test/psa_crypto_helpers.h"
#endif
#include "mbedtls/pk.h"
#include "mbedtls/dhm.h"
/* 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_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_AEAD MBEDTLS_CIPHER_AES_256_GCM
#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_MAX_EARLY_DATA_SIZE 0
#define DFL_SIG_ALGS NULL
#define DFL_DHM_FILE 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" \
" dhm_file=%%s File containing Diffie-Hellman parameters\n" \
" default: preloaded parameters\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_USE_PSA_CRYPTO) && 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... d=decrypt, 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"
#if defined(MBEDTLS_USE_PSA_CRYPTO)
#define USAGE_PSK_SLOT \
" psk_opaque=%%d default: 0 (don't use opaque static PSK)\n" \
" Enable this to store the PSK configured through command line\n" \
" parameter `psk` in a PSA-based key slot.\n" \
" Note: Currently only supported in conjunction with\n" \
" the use of min_version to force TLS 1.2 and force_ciphersuite \n" \
" to force a particular PSK-only ciphersuite.\n" \
" Note: This is to test integration of PSA-based opaque PSKs with\n" \
" Mbed TLS only. Production systems are likely to configure Mbed TLS\n" \
" with prepopulated key slots instead of importing raw key material.\n" \
" 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"
#else
#define USAGE_PSK_SLOT ""
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#define USAGE_PSK USAGE_PSK_RAW USAGE_PSK_SLOT
#else
#define USAGE_PSK ""
#endif /* MBEDTLS_SSL_HANDSHAKE_WITH_PSK_ENABLED */
#if defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
#define USAGE_CA_CALLBACK \
" ca_callback=%%d default: 0 (disabled)\n" \
" Enable this to use the trusted certificate callback function\n"
#else
#define USAGE_CA_CALLBACK ""
#endif /* MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK */
#if defined(MBEDTLS_SSL_SESSION_TICKETS) && 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
#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)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
#define USAGE_ECJPAKE \
" ecjpake_pw=%%s default: none (disabled)\n" \
" ecjpake_pw_opaque=%%d default: 0 (disabled)\n"
#else /* MBEDTLS_USE_PSA_CRYPTO */
#define USAGE_ECJPAKE \
" ecjpake_pw=%%s default: none (disabled)\n"
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#else /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
#define USAGE_ECJPAKE ""
#endif /* MBEDTLS_KEY_EXCHANGE_ECJPAKE_ENABLED */
#if defined(MBEDTLS_SSL_EARLY_DATA)
#define USAGE_EARLY_DATA \
" max_early_data_size=%%d default: -1 (disabled)\n" \
" options: -1 (disabled), " \
" >= 0 (enabled, max amount of early data )\n"
#else
#define USAGE_EARLY_DATA ""
#endif /* MBEDTLS_SSL_EARLY_DATA */
#if defined(MBEDTLS_PK_HAVE_ECC_KEYS) || \
(defined(MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_SOME_EPHEMERAL_ENABLED) && \
defined(PSA_WANT_ALG_FFDH))
#define USAGE_GROUPS \
" groups=a,b,c,d default: \"default\" (library default)\n" \
" example: \"secp521r1,brainpoolP512r1\"\n" \
" - use \"none\" for empty list\n" \
" - see mbedtls_ecp_curve_list()\n" \
" for acceptable EC group names\n" \
" - the following ffdh groups are supported:\n" \
" ffdhe2048, ffdhe3072, ffdhe4096, ffdhe6144,\n" \
" ffdhe8192\n"
#else
#define USAGE_GROUPS ""
#endif
#if defined(MBEDTLS_SSL_HANDSHAKE_WITH_CERT_ENABLED)
#define USAGE_SIG_ALGS \
" sig_algs=a,b,c,d default: \"default\" (library default)\n" \
" example: \"ecdsa_secp256r1_sha256,ecdsa_secp384r1_sha384\"\n"
#else
#define USAGE_SIG_ALGS ""
#endif
#if defined(MBEDTLS_SSL_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
#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, rsa-decrypt,\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, rsa-decrypt,\n" \
" ecdsa-sign, ecdh, none (only acceptable for\n" \
" the second value).\n"
#if defined(MBEDTLS_SSL_PROTO_TLS1_3)
#define USAGE_TLS1_3_KEY_EXCHANGE_MODES \
" tls13_kex_modes=%%s default: all\n" \
" options: psk, psk_ephemeral, psk_all, ephemeral,\n" \
" ephemeral_all, all, psk_or_ephemeral\n"
#else
#define USAGE_TLS1_3_KEY_EXCHANGE_MODES ""
#endif /* MBEDTLS_SSL_PROTO_TLS1_3 */
/* USAGE is arbitrarily split to stay under the portable string literal
* length limit: 4095 bytes in C99. */
#define USAGE1 \
"\n usage: ssl_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 \
"\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 \
" acceptable ciphersuite names:\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 */
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 */
#if defined(MBEDTLS_USE_PSA_CRYPTO)
int psk_opaque;
int psk_list_opaque;
#endif
#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 */
#if defined(MBEDTLS_USE_PSA_CRYPTO)
int ecjpake_pw_opaque; /* set to 1 to use the opaque method for setting the password */
#endif
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_aead; /* session ticket protection */
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 */
const char *dhm_file; /* the file with the DH parameters */
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 */
uint32_t max_early_data_size; /* max amount of early data */
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;
};
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!
*/
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, "", rng_get, &rng) != 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.
*/
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.
*/
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];
#if defined(MBEDTLS_USE_PSA_CRYPTO)
mbedtls_svc_key_id_t slot;
#endif /* MBEDTLS_USE_PSA_CRYPTO */
psk_entry *next;
};
/*
* Free a list of psk_entry's
*/
int psk_free(psk_entry *head)
{
psk_entry *next;
while (head != NULL) {
#if defined(MBEDTLS_USE_PSA_CRYPTO)
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;
}
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
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!
*/
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;