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/*
* Copyright 1995-2018 The OpenSSL Project Authors. All Rights Reserved.
* Copyright 2005 Nokia. All rights reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#include <stdio.h>
#include <openssl/buffer.h>
#include "ssl_locl.h"
#ifndef OPENSSL_NO_STDIO
int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *x)
{
BIO *b;
int ret;
if ((b = BIO_new(BIO_s_file())) == NULL) {
SSLerr(SSL_F_SSL_SESSION_PRINT_FP, ERR_R_BUF_LIB);
return 0;
}
BIO_set_fp(b, fp, BIO_NOCLOSE);
ret = SSL_SESSION_print(b, x);
BIO_free(b);
return ret;
}
#endif
int SSL_SESSION_print(BIO *bp, const SSL_SESSION *x)
{
size_t i;
const char *s;
int istls13;
if (x == NULL)
goto err;
istls13 = (x->ssl_version == TLS1_3_VERSION);
if (BIO_puts(bp, "SSL-Session:\n") <= 0)
goto err;
s = ssl_protocol_to_string(x->ssl_version);
if (BIO_printf(bp, " Protocol : %s\n", s) <= 0)
goto err;
if (x->cipher == NULL) {
if (((x->cipher_id) & 0xff000000) == 0x02000000) {
if (BIO_printf(bp, " Cipher : %06lX\n",
x->cipher_id & 0xffffff) <= 0)
goto err;
} else {
if (BIO_printf(bp, " Cipher : %04lX\n",
x->cipher_id & 0xffff) <= 0)
goto err;
}
} else {
if (BIO_printf(bp, " Cipher : %s\n",
((x->cipher->name == NULL) ? "unknown"
: x->cipher->name)) <= 0)
goto err;
}
if (BIO_puts(bp, " Session-ID: ") <= 0)
goto err;
for (i = 0; i < x->session_id_length; i++) {
if (BIO_printf(bp, "%02X", x->session_id[i]) <= 0)
goto err;
}
if (BIO_puts(bp, "\n Session-ID-ctx: ") <= 0)
goto err;
for (i = 0; i < x->sid_ctx_length; i++) {
if (BIO_printf(bp, "%02X", x->sid_ctx[i]) <= 0)
goto err;
}
if (istls13) {
if (BIO_puts(bp, "\n Resumption PSK: ") <= 0)
goto err;
} else if (BIO_puts(bp, "\n Master-Key: ") <= 0)
goto err;
for (i = 0; i < x->master_key_length; i++) {
if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0)
goto err;
}
#ifndef OPENSSL_NO_PSK
if (BIO_puts(bp, "\n PSK identity: ") <= 0)
goto err;
if (BIO_printf(bp, "%s", x->psk_identity ? x->psk_identity : "None") <= 0)
goto err;
if (BIO_puts(bp, "\n PSK identity hint: ") <= 0)
goto err;
if (BIO_printf
(bp, "%s", x->psk_identity_hint ? x->psk_identity_hint : "None") <= 0)
goto err;
#endif
#ifndef OPENSSL_NO_SRP
if (BIO_puts(bp, "\n SRP username: ") <= 0)
goto err;
if (BIO_printf(bp, "%s", x->srp_username ? x->srp_username : "None") <= 0)
goto err;
#endif
if (x->ext.tick_lifetime_hint) {
if (BIO_printf(bp,
"\n TLS session ticket lifetime hint: %ld (seconds)",
x->ext.tick_lifetime_hint) <= 0)
goto err;
}
if (x->ext.tick) {
if (BIO_puts(bp, "\n TLS session ticket:\n") <= 0)
goto err;
/* TODO(size_t): Convert this call */
if (BIO_dump_indent
(bp, (const char *)x->ext.tick, (int)x->ext.ticklen, 4)
<= 0)
goto err;
}
#ifndef OPENSSL_NO_COMP
if (x->compress_meth != 0) {
SSL_COMP *comp = NULL;
if (!ssl_cipher_get_evp(x, NULL, NULL, NULL, NULL, &comp, 0))
goto err;
if (comp == NULL) {
if (BIO_printf(bp, "\n Compression: %d", x->compress_meth) <= 0)
goto err;
} else {
if (BIO_printf(bp, "\n Compression: %d (%s)", comp->id,
comp->name) <= 0)
goto err;
}
}
#endif
if (x->time != 0L) {
if (BIO_printf(bp, "\n Start Time: %ld", x->time) <= 0)
goto err;
}
if (x->timeout != 0L) {
if (BIO_printf(bp, "\n Timeout : %ld (sec)", x->timeout) <= 0)
goto err;
}
if (BIO_puts(bp, "\n") <= 0)
goto err;
if (BIO_puts(bp, " Verify return code: ") <= 0)
goto err;
if (BIO_printf(bp, "%ld (%s)\n", x->verify_result,
X509_verify_cert_error_string(x->verify_result)) <= 0)
goto err;
if (BIO_printf(bp, " Extended master secret: %s\n",
x->flags & SSL_SESS_FLAG_EXTMS ? "yes" : "no") <= 0)
goto err;
if (istls13) {
if (BIO_printf(bp, " Max Early Data: %u\n",
x->ext.max_early_data) <= 0)
goto err;
}
return 1;
err:
return 0;
}
/*
* print session id and master key in NSS keylog format (RSA
* Session-ID:<session id> Master-Key:<master key>)
*/
int SSL_SESSION_print_keylog(BIO *bp, const SSL_SESSION *x)
{
size_t i;
if (x == NULL)
goto err;
if (x->session_id_length == 0 || x->master_key_length == 0)
goto err;
/*
* the RSA prefix is required by the format's definition although there's
* nothing RSA-specific in the output, therefore, we don't have to check if
* the cipher suite is based on RSA
*/
if (BIO_puts(bp, "RSA ") <= 0)
goto err;
if (BIO_puts(bp, "Session-ID:") <= 0)
goto err;
for (i = 0; i < x->session_id_length; i++) {
if (BIO_printf(bp, "%02X", x->session_id[i]) <= 0)
goto err;
}
if (BIO_puts(bp, " Master-Key:") <= 0)
goto err;
for (i = 0; i < x->master_key_length; i++) {
if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0)
goto err;
}
if (BIO_puts(bp, "\n") <= 0)
goto err;
return 1;
err:
return 0;
}
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