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wolfssl-examples/embedded/tls-info.h

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/* tls-info.h
*
* Copyright (C) 2006-2020 wolfSSL Inc.
*
* This file is part of wolfSSL. (formerly known as CyaSSL)
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
static const char* client_showpeer_msg[][8] = {
/* English */
{
"SSL version is",
"SSL cipher suite is",
"SSL curve name is",
"SSL DH size is",
"SSL reused session",
"Alternate cert chain used",
"peer's cert info:",
NULL
},
#ifndef NO_MULTIBYTE_PRINT
/* Japanese */
{
"SSL バージョンは",
"SSL 暗号スイートは",
"SSL 曲線名は",
"SSL DH サイズは",
"SSL 再利用セッション",
"代替証明チェーンを使用",
"相手方証明書情報",
NULL
},
#endif
};
#if defined(KEEP_PEER_CERT) || defined(SESSION_CERTS)
static const char* client_showx509_msg[][5] = {
/* English */
{
"issuer",
"subject",
"altname",
"serial number",
NULL
},
#ifndef NO_MULTIBYTE_PRINT
/* Japanese */
{
"発行者",
"サブジェクト",
"代替名",
"シリアル番号",
NULL
},
#endif
};
/* lng_index is to specify the language for displaying message. */
/* 0:English, 1:Japanese */
static WC_INLINE void ShowX509Ex(WOLFSSL_X509* x509, const char* hdr,
int lng_index)
{
char* altName;
char* issuer;
char* subject;
byte serial[32];
int ret;
int sz = sizeof(serial);
const char** words = client_showx509_msg[lng_index];
if (x509 == NULL) {
printf("%s No Cert\n", hdr);
return;
}
issuer = wolfSSL_X509_NAME_oneline(
wolfSSL_X509_get_issuer_name(x509), 0, 0);
subject = wolfSSL_X509_NAME_oneline(
wolfSSL_X509_get_subject_name(x509), 0, 0);
printf("%s\n %s : %s\n %s: %s\n", hdr, words[0], issuer, words[1], subject);
while ( (altName = wolfSSL_X509_get_next_altname(x509)) != NULL)
printf(" %s = %s\n", words[2], altName);
ret = wolfSSL_X509_get_serial_number(x509, serial, &sz);
if (ret == WOLFSSL_SUCCESS) {
int i;
int strLen;
char serialMsg[80];
/* testsuite has multiple threads writing to stdout, get output
message ready to write once */
strLen = sprintf(serialMsg, " %s", words[3]);
for (i = 0; i < sz; i++)
sprintf(serialMsg + strLen + (i*3), ":%02x ", serial[i]);
printf("%s\n", serialMsg);
}
XFREE(subject, 0, DYNAMIC_TYPE_OPENSSL);
XFREE(issuer, 0, DYNAMIC_TYPE_OPENSSL);
#if defined(OPENSSL_EXTRA) && defined(SHOW_CERTS)
{
WOLFSSL_BIO* bio;
char buf[256]; /* should be size of ASN_NAME_MAX */
int textSz;
/* print out domain component if certificate has it */
textSz = wolfSSL_X509_NAME_get_text_by_NID(
wolfSSL_X509_get_subject_name(x509), NID_domainComponent,
buf, sizeof(buf));
if (textSz > 0) {
printf("Domain Component = %s\n", buf);
}
bio = wolfSSL_BIO_new(wolfSSL_BIO_s_file());
if (bio != NULL) {
wolfSSL_BIO_set_fp(bio, stdout, BIO_NOCLOSE);
wolfSSL_X509_print(bio, x509);
wolfSSL_BIO_free(bio);
}
}
#endif
}
#endif
#if defined(SESSION_CERTS) && defined(SHOW_CERTS)
static WC_INLINE void ShowX509Chain(WOLFSSL_X509_CHAIN* chain, int count,
const char* hdr)
{
int i;
int length;
unsigned char buffer[3072];
WOLFSSL_X509* chainX509;
for (i = 0; i < count; i++) {
wolfSSL_get_chain_cert_pem(chain, i, buffer, sizeof(buffer), &length);
buffer[length] = 0;
printf("\n%s: %d has length %d data = \n%s\n", hdr, i, length, buffer);
chainX509 = wolfSSL_get_chain_X509(chain, i);
if (chainX509)
ShowX509(chainX509, hdr);
else
printf("get_chain_X509 failed\n");
wolfSSL_FreeX509(chainX509);
}
}
#endif
static WC_INLINE void showPeerEx(WOLFSSL* ssl, int lng_index)
{
WOLFSSL_CIPHER* cipher;
const char** words = client_showpeer_msg[lng_index];
#ifdef HAVE_ECC
const char *name;
#endif
#ifndef NO_DH
int bits;
#endif
#ifdef KEEP_PEER_CERT
WOLFSSL_X509* peer = wolfSSL_get_peer_certificate(ssl);
if (peer)
ShowX509Ex(peer, words[6], lng_index);
else
printf("peer has no cert!\n");
wolfSSL_FreeX509(peer);
#endif
#if defined(SHOW_CERTS) && defined(OPENSSL_EXTRA) && defined(KEEP_OUR_CERT)
ShowX509(wolfSSL_get_certificate(ssl), "our cert info:");
printf("Peer verify result = %lu\n", wolfSSL_get_verify_result(ssl));
#endif /* SHOW_CERTS */
printf("%s %s\n", words[0], wolfSSL_get_version(ssl));
cipher = wolfSSL_get_current_cipher(ssl);
#ifdef HAVE_QSH
printf("%s %s%s\n", words[1], (wolfSSL_isQSH(ssl))? "QSH:": "",
wolfSSL_CIPHER_get_name(cipher));
#else
printf("%s %s\n", words[1], wolfSSL_CIPHER_get_name(cipher));
#endif
#ifdef HAVE_ECC
if ((name = wolfSSL_get_curve_name(ssl)) != NULL)
printf("%s %s\n", words[2], name);
#endif
#ifndef NO_DH
if ((bits = wolfSSL_GetDhKey_Sz(ssl)) > 0)
printf("%s %d bits\n", words[3], bits);
#endif
if (wolfSSL_session_reused(ssl))
printf("%s\n", words[4]);
#ifdef WOLFSSL_ALT_CERT_CHAINS
if (wolfSSL_is_peer_alt_cert_chain(ssl))
printf("%s\n", words[5]);
#endif
#if defined(SESSION_CERTS) && defined(SHOW_CERTS)
{
WOLFSSL_X509_CHAIN* chain;
chain = wolfSSL_get_peer_chain(ssl);
ShowX509Chain(chain, wolfSSL_get_chain_count(chain), "session cert");
#ifdef WOLFSSL_ALT_CERT_CHAINS
if (wolfSSL_is_peer_alt_cert_chain(ssl)) {
chain = wolfSSL_get_peer_alt_chain(ssl);
ShowX509Chain(chain, wolfSSL_get_chain_count(chain), "alt cert");
}
#endif
}
#endif /* SESSION_CERTS && SHOW_CERTS */
(void)ssl;
}
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