/usr/include/mailutils/tls.h is in libmailutils-dev 1:3.4-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | /* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2003, 2005, 2007-2008, 2010-2012, 2014-2017 Free
Software Foundation, Inc.
This library 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 3 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 library. If not, see
<http://www.gnu.org/licenses/>. */
#ifndef _MAILUTILS_TLS_H
#define _MAILUTILS_TLS_H
#include <mailutils/types.h>
#include <mailutils/cli.h>
#include <mailutils/util.h>
#ifdef __cplusplus
extern "C" {
#endif
struct mu_tls_config
{
char *cert_file;
char *key_file;
char *ca_file;
char *priorities;
};
enum mu_tls_type
{
MU_TLS_CLIENT,
MU_TLS_SERVER
};
extern int mu_tls_enable;
extern int mu_tls_cert_file_checks;
extern int mu_tls_key_file_checks;
extern int mu_tls_ca_file_checks;
#define MU_TLS_CERT_FILE_CHECKS \
(MU_FILE_SAFETY_GROUP_WRITABLE \
| MU_FILE_SAFETY_GROUP_WRITABLE \
| MU_FILE_SAFETY_LINKED_WRDIR)
#define MU_TLS_KEY_FILE_CHECKS \
(MU_FILE_SAFETY_ALL & ~MU_FILE_SAFETY_OWNER_MISMATCH)
#define MU_TLS_CA_FILE_CHECKS \
(MU_FILE_SAFETY_GROUP_WRITABLE \
| MU_FILE_SAFETY_GROUP_WRITABLE \
| MU_FILE_SAFETY_LINKED_WRDIR)
void mu_tls_cfg_init (void);
int mu_tls_stream_create (mu_stream_t *pstream,
mu_stream_t strin, mu_stream_t strout,
struct mu_tls_config const *conf,
enum mu_tls_type type,
int flags);
int mu_tls_client_stream_create (mu_stream_t *pstream,
mu_stream_t strin, mu_stream_t strout,
int flags);
void mu_deinit_tls_libs (void);
int mu_init_tls_libs (void);
enum mu_tls_config_status
{
MU_TLS_CONFIG_OK, /* Configuration OK */
MU_TLS_CONFIG_NULL, /* Configuration is empty */
MU_TLS_CONFIG_UNSAFE, /* At least one file is considered unsafe */
MU_TLS_CONFIG_FAIL /* Some files absent (or other system error) */
};
int mu_tls_config_check (struct mu_tls_config const *conf, int verbose);
extern struct mu_cli_capa mu_cli_capa_tls;
#ifdef __cplusplus
}
#endif
#endif /* _MAILUTILS_TLS_H */
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