tls_gnu_daemon_data.h (3386B)
1 /* SPDX-License-Identifier: LGPL-2.1-or-later OR (GPL-2.0-or-later WITH eCos-exception-2.0) */ 2 /* 3 This file is part of GNU libmicrohttpd. 4 Copyright (C) 2024 Evgeny Grin (Karlson2k) 5 6 GNU libmicrohttpd is free software; you can redistribute it and/or 7 modify it under the terms of the GNU Lesser General Public 8 License as published by the Free Software Foundation; either 9 version 2.1 of the License, or (at your option) any later version. 10 11 GNU libmicrohttpd is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 Lesser General Public License for more details. 15 16 Alternatively, you can redistribute GNU libmicrohttpd and/or 17 modify it under the terms of the GNU General Public License as 18 published by the Free Software Foundation; either version 2 of 19 the License, or (at your option) any later version, together 20 with the eCos exception, as follows: 21 22 As a special exception, if other files instantiate templates or 23 use macros or inline functions from this file, or you compile this 24 file and link it with other works to produce a work based on this 25 file, this file does not by itself cause the resulting work to be 26 covered by the GNU General Public License. However the source code 27 for this file must still be made available in accordance with 28 section (3) of the GNU General Public License v2. 29 30 This exception does not invalidate any other reasons why a work 31 based on this file might be covered by the GNU General Public 32 License. 33 34 You should have received copies of the GNU Lesser General Public 35 License and the GNU General Public License along with this library; 36 if not, see <https://www.gnu.org/licenses/>. 37 */ 38 39 /** 40 * @file src/mhd2/tls_gnu_daemon_data.h 41 * @brief The definition of GnuTLS daemon-specific data structures 42 * @author Karlson2k (Evgeny Grin) 43 */ 44 45 #ifndef MHD_TLS_GNU_DAEMON_DATA_H 46 #define MHD_TLS_GNU_DAEMON_DATA_H 1 47 48 #include "mhd_sys_options.h" 49 50 #ifndef MHD_SUPPORT_GNUTLS 51 # error This header can be used only if GnuTLS is enabled 52 #endif 53 54 #include "sys_bool_type.h" 55 56 #include "mhd_atomic_counter.h" 57 58 #include "tls_gnu_tls_lib.h" 59 60 /** 61 * The GnuTLS credentials data 62 */ 63 struct mhd_TlsGnuCredData 64 { 65 /** 66 * The GnuTLS credentials 67 */ 68 gnutls_certificate_credentials_t gnu_cred; 69 70 /** 71 * The reference counter. 72 * Not used for credentials valid for the daemon's lifetime. 73 * On non-DEBUG builds it is not initialised when not used. 74 */ 75 struct mhd_AtomicCounter ref_cnt; 76 }; 77 78 /** 79 * The structure with daemon-specific GnuTLS data 80 */ 81 struct mhd_TlsGnuDaemonData 82 { 83 84 #ifdef mhd_TLS_GNU_DH_PARAMS_NEEDS_PKCS3 85 /** 86 * Diffie-Hellman parameters 87 */ 88 gnutls_dh_params_t dh_params; 89 #endif 90 91 #ifdef mhd_HAVE_GNUTLS_ACME 92 /** 93 * The list of ACME ALPN certificates 94 */ 95 struct mhd_TlsCertsList *acme_certs; 96 #endif /* ! mhd_HAVE_GNUTLS_ACME */ 97 98 /** 99 * The credentials 100 */ 101 struct mhd_TlsGnuCredData cred; 102 103 /** 104 * TLS priorities cache 105 */ 106 gnutls_priority_t pri_cache; 107 108 #ifdef mhd_TLS_GNU_HAS_ALPN 109 /** 110 * Enabled protocols for ALPN 111 */ 112 gnutls_datum_t alpn_prots[3]; 113 114 /** 115 * Number of elements set in the @a alpn_prots 116 */ 117 unsigned int num_alpn_prots; 118 #endif /* mhd_TLS_GNU_HAS_ALPN */ 119 }; 120 121 #endif /* ! MHD_TLS_GNU_DAEMON_DATA_H */