/src/gnutls/lib/record.h

Source (jump to first uncovered line)
/*
 * Copyright (C) 2000-2012 Free Software Foundation, Inc.
 *
 * Author: Nikos Mavrogiannopoulos
 *
 * This file is part of GnuTLS.
 *
 * The GnuTLS is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>
 *
 */

#ifndef GNUTLS_LIB_RECORD_H
# define GNUTLS_LIB_RECORD_H

# include <gnutls/gnutls.h>
# include <buffers.h>
# include <constate.h>

ssize_t _gnutls_send_tlen_int(gnutls_session_t session,
            content_type_t type,
            gnutls_handshake_description_t htype,
            unsigned int epoch_rel, const void *data,
            size_t sizeofdata, size_t min_pad,
            unsigned int mflags);

inline static ssize_t
_gnutls_send_int(gnutls_session_t session, content_type_t type,
     gnutls_handshake_description_t htype,
     unsigned int epoch_rel, const void *_data,
     size_t data_size, unsigned int mflags)
{
  return _gnutls_send_tlen_int(session, type, htype, epoch_rel,
             _data, data_size, 0, mflags);
}

ssize_t _gnutls_recv_int(gnutls_session_t session, content_type_t type,
       uint8_t * data,
       size_t sizeofdata, void *seq, unsigned int ms);

inline static unsigned max_record_recv_size(gnutls_session_t session)
{
  unsigned size;

  if (session->internals.max_recv_size == 0) {
    size =
        session->security_parameters.max_record_recv_size +
        RECORD_HEADER_SIZE(session);
    if (session->internals.allow_large_records != 0)
      size += EXTRA_COMP_SIZE;
  } else {
    size = session->internals.max_recv_size;
  }

  return size;
}

inline static unsigned max_decrypted_size(gnutls_session_t session)
{
  unsigned size = 0;

  if (session->internals.allow_large_records != 0)
    size += EXTRA_COMP_SIZE;

  size += session->security_parameters.max_record_recv_size;

  return size;
}

/* Returns the headers + any IV that the ciphersuite
 * requires */
inline static
unsigned int get_total_headers(gnutls_session_t session)
{
  int ret;
  record_parameters_st *params;
  unsigned total = RECORD_HEADER_SIZE(session);

  ret = _gnutls_epoch_get(session, EPOCH_WRITE_CURRENT, &params);
  if (ret < 0) {
    return total;
  }

  return total + _gnutls_cipher_get_explicit_iv_size(params->cipher);
}

inline static
unsigned int get_total_headers2(gnutls_session_t session,
        record_parameters_st * params)
{
  unsigned total = RECORD_HEADER_SIZE(session);

  return total + _gnutls_cipher_get_explicit_iv_size(params->cipher);
}

inline static void session_invalidate(gnutls_session_t session)
{
  session->internals.invalid_connection = 1;
}

#endif        /* GNUTLS_LIB_RECORD_H */

Line	Count	Source (jump to first uncovered line)
1		/*
2		* Copyright (C) 2000-2012 Free Software Foundation, Inc.
3		*
4		* Author: Nikos Mavrogiannopoulos
5		*
6		* This file is part of GnuTLS.
7		*
8		* The GnuTLS is free software; you can redistribute it and/or
9		* modify it under the terms of the GNU Lesser General Public License
10		* as published by the Free Software Foundation; either version 2.1 of
11		* the License, or (at your option) any later version.
12		*
13		* This library is distributed in the hope that it will be useful, but
14		* WITHOUT ANY WARRANTY; without even the implied warranty of
15		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16		* Lesser General Public License for more details.
17		*
18		* You should have received a copy of the GNU Lesser General Public License
19		* along with this program. If not, see <https://www.gnu.org/licenses/>
20		*
21		*/
22
23		#ifndef GNUTLS_LIB_RECORD_H
24		# define GNUTLS_LIB_RECORD_H
25
26		# include <gnutls/gnutls.h>
27		# include <buffers.h>
28		# include <constate.h>
29
30		ssize_t _gnutls_send_tlen_int(gnutls_session_t session,
31		content_type_t type,
32		gnutls_handshake_description_t htype,
33		unsigned int epoch_rel, const void *data,
34		size_t sizeofdata, size_t min_pad,
35		unsigned int mflags);
36
37		inline static ssize_t
38		_gnutls_send_int(gnutls_session_t session, content_type_t type,
39		gnutls_handshake_description_t htype,
40		unsigned int epoch_rel, const void *_data,
41		size_t data_size, unsigned int mflags)
42	0	{
43	0	return _gnutls_send_tlen_int(session, type, htype, epoch_rel,
44	0	_data, data_size, 0, mflags);
45	0	} Unexecuted instantiation: record.c:_gnutls_send_int Unexecuted instantiation: cipher.c:_gnutls_send_int Unexecuted instantiation: handshake-tls13.c:_gnutls_send_int Unexecuted instantiation: buffers.c:_gnutls_send_int Unexecuted instantiation: handshake.c:_gnutls_send_int Unexecuted instantiation: kx.c:_gnutls_send_int Unexecuted instantiation: sslv2_compat.c:_gnutls_send_int Unexecuted instantiation: constate.c:_gnutls_send_int Unexecuted instantiation: alert.c:_gnutls_send_int Unexecuted instantiation: state.c:_gnutls_send_int Unexecuted instantiation: cert-cred-x509.c:_gnutls_send_int Unexecuted instantiation: dtls.c:_gnutls_send_int Unexecuted instantiation: system_override.c:_gnutls_send_int Unexecuted instantiation: prf.c:_gnutls_send_int Unexecuted instantiation: handshake-checks.c:_gnutls_send_int Unexecuted instantiation: dtls-sw.c:_gnutls_send_int Unexecuted instantiation: ocsp-api.c:_gnutls_send_int Unexecuted instantiation: encrypted_extensions.c:_gnutls_send_int Unexecuted instantiation: certificate_request.c:_gnutls_send_int Unexecuted instantiation: certificate_verify.c:_gnutls_send_int Unexecuted instantiation: finished.c:_gnutls_send_int Unexecuted instantiation: key_update.c:_gnutls_send_int Unexecuted instantiation: hello_retry.c:_gnutls_send_int Unexecuted instantiation: session_ticket.c:_gnutls_send_int Unexecuted instantiation: certificate.c:_gnutls_send_int Unexecuted instantiation: early_data.c:_gnutls_send_int Unexecuted instantiation: post_handshake.c:_gnutls_send_int
46
47		ssize_t _gnutls_recv_int(gnutls_session_t session, content_type_t type,
48		uint8_t * data,
49		size_t sizeofdata, void *seq, unsigned int ms);
50
51		inline static unsigned max_record_recv_size(gnutls_session_t session)
52	0	{
53	0	unsigned size;
54
55	0	if (session->internals.max_recv_size == 0) {
56	0	size =
57	0	session->security_parameters.max_record_recv_size +
58	0	RECORD_HEADER_SIZE(session);
59	0	if (session->internals.allow_large_records != 0)
60	0	size += EXTRA_COMP_SIZE;
61	0	} else {
62	0	size = session->internals.max_recv_size;
63	0	}
64
65	0	return size;
66	0	} Unexecuted instantiation: record.c:max_record_recv_size Unexecuted instantiation: cipher.c:max_record_recv_size Unexecuted instantiation: handshake-tls13.c:max_record_recv_size Unexecuted instantiation: buffers.c:max_record_recv_size Unexecuted instantiation: handshake.c:max_record_recv_size Unexecuted instantiation: kx.c:max_record_recv_size Unexecuted instantiation: sslv2_compat.c:max_record_recv_size Unexecuted instantiation: constate.c:max_record_recv_size Unexecuted instantiation: alert.c:max_record_recv_size Unexecuted instantiation: state.c:max_record_recv_size Unexecuted instantiation: cert-cred-x509.c:max_record_recv_size Unexecuted instantiation: dtls.c:max_record_recv_size Unexecuted instantiation: system_override.c:max_record_recv_size Unexecuted instantiation: prf.c:max_record_recv_size Unexecuted instantiation: handshake-checks.c:max_record_recv_size Unexecuted instantiation: dtls-sw.c:max_record_recv_size Unexecuted instantiation: ocsp-api.c:max_record_recv_size Unexecuted instantiation: encrypted_extensions.c:max_record_recv_size Unexecuted instantiation: certificate_request.c:max_record_recv_size Unexecuted instantiation: certificate_verify.c:max_record_recv_size Unexecuted instantiation: finished.c:max_record_recv_size Unexecuted instantiation: key_update.c:max_record_recv_size Unexecuted instantiation: hello_retry.c:max_record_recv_size Unexecuted instantiation: session_ticket.c:max_record_recv_size Unexecuted instantiation: certificate.c:max_record_recv_size Unexecuted instantiation: early_data.c:max_record_recv_size Unexecuted instantiation: post_handshake.c:max_record_recv_size
67
68		inline static unsigned max_decrypted_size(gnutls_session_t session)
69	0	{
70	0	unsigned size = 0;
71
72	0	if (session->internals.allow_large_records != 0)
73	0	size += EXTRA_COMP_SIZE;
74
75	0	size += session->security_parameters.max_record_recv_size;
76
77	0	return size;
78	0	} Unexecuted instantiation: record.c:max_decrypted_size Unexecuted instantiation: cipher.c:max_decrypted_size Unexecuted instantiation: handshake-tls13.c:max_decrypted_size Unexecuted instantiation: buffers.c:max_decrypted_size Unexecuted instantiation: handshake.c:max_decrypted_size Unexecuted instantiation: kx.c:max_decrypted_size Unexecuted instantiation: sslv2_compat.c:max_decrypted_size Unexecuted instantiation: constate.c:max_decrypted_size Unexecuted instantiation: alert.c:max_decrypted_size Unexecuted instantiation: state.c:max_decrypted_size Unexecuted instantiation: cert-cred-x509.c:max_decrypted_size Unexecuted instantiation: dtls.c:max_decrypted_size Unexecuted instantiation: system_override.c:max_decrypted_size Unexecuted instantiation: prf.c:max_decrypted_size Unexecuted instantiation: handshake-checks.c:max_decrypted_size Unexecuted instantiation: dtls-sw.c:max_decrypted_size Unexecuted instantiation: ocsp-api.c:max_decrypted_size Unexecuted instantiation: encrypted_extensions.c:max_decrypted_size Unexecuted instantiation: certificate_request.c:max_decrypted_size Unexecuted instantiation: certificate_verify.c:max_decrypted_size Unexecuted instantiation: finished.c:max_decrypted_size Unexecuted instantiation: key_update.c:max_decrypted_size Unexecuted instantiation: hello_retry.c:max_decrypted_size Unexecuted instantiation: session_ticket.c:max_decrypted_size Unexecuted instantiation: certificate.c:max_decrypted_size Unexecuted instantiation: early_data.c:max_decrypted_size Unexecuted instantiation: post_handshake.c:max_decrypted_size
79
80		/* Returns the headers + any IV that the ciphersuite
81		* requires */
82		inline static
83		unsigned int get_total_headers(gnutls_session_t session)
84	0	{
85	0	int ret;
86	0	record_parameters_st *params;
87	0	unsigned total = RECORD_HEADER_SIZE(session);
88
89	0	ret = _gnutls_epoch_get(session, EPOCH_WRITE_CURRENT, &params);
90	0	if (ret < 0) {
91	0	return total;
92	0	}
93
94	0	return total + _gnutls_cipher_get_explicit_iv_size(params->cipher);
95	0	} Unexecuted instantiation: record.c:get_total_headers Unexecuted instantiation: cipher.c:get_total_headers Unexecuted instantiation: handshake-tls13.c:get_total_headers Unexecuted instantiation: buffers.c:get_total_headers Unexecuted instantiation: handshake.c:get_total_headers Unexecuted instantiation: kx.c:get_total_headers Unexecuted instantiation: sslv2_compat.c:get_total_headers Unexecuted instantiation: constate.c:get_total_headers Unexecuted instantiation: alert.c:get_total_headers Unexecuted instantiation: state.c:get_total_headers Unexecuted instantiation: cert-cred-x509.c:get_total_headers Unexecuted instantiation: dtls.c:get_total_headers Unexecuted instantiation: system_override.c:get_total_headers Unexecuted instantiation: prf.c:get_total_headers Unexecuted instantiation: handshake-checks.c:get_total_headers Unexecuted instantiation: dtls-sw.c:get_total_headers Unexecuted instantiation: ocsp-api.c:get_total_headers Unexecuted instantiation: encrypted_extensions.c:get_total_headers Unexecuted instantiation: certificate_request.c:get_total_headers Unexecuted instantiation: certificate_verify.c:get_total_headers Unexecuted instantiation: finished.c:get_total_headers Unexecuted instantiation: key_update.c:get_total_headers Unexecuted instantiation: hello_retry.c:get_total_headers Unexecuted instantiation: session_ticket.c:get_total_headers Unexecuted instantiation: certificate.c:get_total_headers Unexecuted instantiation: early_data.c:get_total_headers Unexecuted instantiation: post_handshake.c:get_total_headers
96
97		inline static
98		unsigned int get_total_headers2(gnutls_session_t session,
99		record_parameters_st * params)
100	0	{
101	0	unsigned total = RECORD_HEADER_SIZE(session);
102
103	0	return total + _gnutls_cipher_get_explicit_iv_size(params->cipher);
104	0	} Unexecuted instantiation: record.c:get_total_headers2 Unexecuted instantiation: cipher.c:get_total_headers2 Unexecuted instantiation: handshake-tls13.c:get_total_headers2 Unexecuted instantiation: buffers.c:get_total_headers2 Unexecuted instantiation: handshake.c:get_total_headers2 Unexecuted instantiation: kx.c:get_total_headers2 Unexecuted instantiation: sslv2_compat.c:get_total_headers2 Unexecuted instantiation: constate.c:get_total_headers2 Unexecuted instantiation: alert.c:get_total_headers2 Unexecuted instantiation: state.c:get_total_headers2 Unexecuted instantiation: cert-cred-x509.c:get_total_headers2 Unexecuted instantiation: dtls.c:get_total_headers2 Unexecuted instantiation: system_override.c:get_total_headers2 Unexecuted instantiation: prf.c:get_total_headers2 Unexecuted instantiation: handshake-checks.c:get_total_headers2 Unexecuted instantiation: dtls-sw.c:get_total_headers2 Unexecuted instantiation: ocsp-api.c:get_total_headers2 Unexecuted instantiation: encrypted_extensions.c:get_total_headers2 Unexecuted instantiation: certificate_request.c:get_total_headers2 Unexecuted instantiation: certificate_verify.c:get_total_headers2 Unexecuted instantiation: finished.c:get_total_headers2 Unexecuted instantiation: key_update.c:get_total_headers2 Unexecuted instantiation: hello_retry.c:get_total_headers2 Unexecuted instantiation: session_ticket.c:get_total_headers2 Unexecuted instantiation: certificate.c:get_total_headers2 Unexecuted instantiation: early_data.c:get_total_headers2 Unexecuted instantiation: post_handshake.c:get_total_headers2
105
106		inline static void session_invalidate(gnutls_session_t session)
107	0	{
108	0	session->internals.invalid_connection = 1;
109	0	} Unexecuted instantiation: record.c:session_invalidate Unexecuted instantiation: cipher.c:session_invalidate Unexecuted instantiation: handshake-tls13.c:session_invalidate Unexecuted instantiation: buffers.c:session_invalidate Unexecuted instantiation: handshake.c:session_invalidate Unexecuted instantiation: kx.c:session_invalidate Unexecuted instantiation: sslv2_compat.c:session_invalidate Unexecuted instantiation: constate.c:session_invalidate Unexecuted instantiation: alert.c:session_invalidate Unexecuted instantiation: state.c:session_invalidate Unexecuted instantiation: cert-cred-x509.c:session_invalidate Unexecuted instantiation: dtls.c:session_invalidate Unexecuted instantiation: system_override.c:session_invalidate Unexecuted instantiation: prf.c:session_invalidate Unexecuted instantiation: handshake-checks.c:session_invalidate Unexecuted instantiation: dtls-sw.c:session_invalidate Unexecuted instantiation: ocsp-api.c:session_invalidate Unexecuted instantiation: encrypted_extensions.c:session_invalidate Unexecuted instantiation: certificate_request.c:session_invalidate Unexecuted instantiation: certificate_verify.c:session_invalidate Unexecuted instantiation: finished.c:session_invalidate Unexecuted instantiation: key_update.c:session_invalidate Unexecuted instantiation: hello_retry.c:session_invalidate Unexecuted instantiation: session_ticket.c:session_invalidate Unexecuted instantiation: certificate.c:session_invalidate Unexecuted instantiation: early_data.c:session_invalidate Unexecuted instantiation: post_handshake.c:session_invalidate
110
111		#endif /* GNUTLS_LIB_RECORD_H */

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Created: 2023-03-26 08:33