/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
 *
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young (eay@cryptsoft.com)"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
 *
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.]
 */
/* ====================================================================
 * Copyright 2005 Nokia. All rights reserved.
 *
 * The portions of the attached software ("Contribution") is developed by
 * Nokia Corporation and is licensed pursuant to the OpenSSL open source
 * license.
 *
 * The Contribution, originally written by Mika Kousa and Pasi Eronen of
 * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
 * support (see RFC 4279) to OpenSSL.
 *
 * No patent licenses or other rights except those expressly stated in
 * the OpenSSL open source license shall be deemed granted or received
 * expressly, by implication, estoppel, or otherwise.
 *
 * No assurances are provided by Nokia that the Contribution does not
 * infringe the patent or other intellectual property rights of any third
 * party or that the license provides you with all the necessary rights
 * to make use of the Contribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
 * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
 * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
 * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
 * OTHERWISE. */

#include <inttypes.h>
#include <stdio.h>

#include <openssl/buf.h>
#include <openssl/err.h>
#include <openssl/mem.h>

#include "internal.h"


int SSL_SESSION_print_fp(FILE *fp, const SSL_SESSION *x) {
  BIO *b;
  int ret;

  b = BIO_new(BIO_s_file());
  if (b == NULL) {
    OPENSSL_PUT_ERROR(SSL, 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;
}

int SSL_SESSION_print(BIO *bp, const SSL_SESSION *x) {
  unsigned int i;
  const char *s;

  if (x == NULL ||
      BIO_puts(bp, "SSL-Session:\n") <= 0) {
    goto err;
  }

  if (x->ssl_version == SSL3_VERSION) {
    s = "SSLv3";
  } else if (x->ssl_version == TLS1_2_VERSION) {
    s = "TLSv1.2";
  } else if (x->ssl_version == TLS1_1_VERSION) {
    s = "TLSv1.1";
  } else if (x->ssl_version == TLS1_VERSION) {
    s = "TLSv1";
  } else if (x->ssl_version == DTLS1_VERSION) {
    s = "DTLSv1";
  } else if (x->ssl_version == DTLS1_2_VERSION) {
    s = "DTLSv1.2";
  } else {
    s = "unknown";
  }

  if (BIO_printf(bp, "    Protocol  : %s\n", s) <= 0) {
    goto err;
  }

  if (BIO_printf(bp, "    Cipher    : %s\n",
                 ((x->cipher == 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 (BIO_puts(bp, "\n    Master-Key: ") <= 0) {
    goto err;
  }

  for (i = 0; i < (unsigned int)x->master_key_length; i++) {
    if (BIO_printf(bp, "%02X", x->master_key[i]) <= 0) {
      goto err;
    }
  }

  if (BIO_puts(bp, "\n    PSK identity: ") <= 0 ||
      BIO_printf(bp, "%s", x->psk_identity ? x->psk_identity : "None") <= 0) {
    goto err;
  }

  if (x->tlsext_tick_lifetime_hint &&
      BIO_printf(bp, "\n    TLS session ticket lifetime hint: %" PRIu32
                     " (seconds)",
                 x->tlsext_tick_lifetime_hint) <= 0) {
    goto err;
  }

  if (x->tlsext_tick) {
    if (BIO_puts(bp, "\n    TLS session ticket:\n") <= 0 ||
        BIO_hexdump(bp, x->tlsext_tick, x->tlsext_ticklen, 4) <= 0) {
      goto err;
    }
  }

  if (x->time != 0L && BIO_printf(bp, "\n    Start Time: %ld", x->time) <= 0) {
    goto err;
  }

  if (x->timeout != 0L &&
      BIO_printf(bp, "\n    Timeout   : %ld (sec)", x->timeout) <= 0) {
    goto err;
  }

  if (BIO_puts(bp, "\n") <= 0 ||
      BIO_puts(bp, "    Verify return code: ") <= 0 ||
      BIO_printf(bp, "%ld (%s)\n", x->verify_result,
                 X509_verify_cert_error_string(x->verify_result)) <= 0) {
    goto err;
  }

  return 1;

err:
  return 0;
}