sha512_256_ext.h (8278B)
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) 2025 Christian Grothoff 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 microhttpd/sha512_256_ext.h 41 * @brief Wrapper declarations for SHA-512/256 calculation performed by TLS library 42 * @author Christian Grothoff 43 */ 44 45 #ifndef MHD_SHA512_256_EXT_H 46 #define MHD_SHA512_256_EXT_H 1 47 48 #include "mhd_sys_options.h" 49 #include <stdint.h> 50 #include "sys_sizet_type.h" 51 52 /** 53 * Size of SHA-512_256 resulting digest in bytes 54 * This is the final digest size, not intermediate hash. 55 */ 56 #define mhd_SHA512_256_DIGEST_SIZE (32) 57 58 #ifndef MHD_SHA512_256_Context 59 #define MHD_SHA512_256_Context void 60 #endif 61 62 /** 63 * Indicates that struct mhd_Sha512_256CtxExt has 'ext_error' 64 */ 65 #define mhd_SHA512_256_HAS_EXT_ERROR 1 66 67 /** 68 * SHA-512_256 calculation context 69 */ 70 struct mhd_Sha512_256CtxExt 71 { 72 MHD_SHA512_256_Context *handle; /**< Hash calculation handle */ 73 int ext_error; /**< Non-zero if external error occurs during init or hashing */ 74 }; 75 76 /** 77 * Indicates that mhd_SHA512_256_init_one_time() function is present. 78 */ 79 #define mhd_SHA512_256_HAS_INIT_ONE_TIME 1 80 81 /** 82 * Initialise structure for SHA-512_256 calculation, allocate resources. 83 * 84 * This function must not be called more than one time for @a ctx. 85 * 86 * @param ctx the calculation context 87 */ 88 void 89 mhd_SHA512_256_init_one_time (struct mhd_Sha512_256CtxExt *ctx); 90 91 92 /** 93 * SHA-512_256 process portion of bytes. 94 * 95 * @param ctx the calculation context 96 * @param size number of bytes in @a data, must not be 0 97 * @param data bytes to add to hash 98 */ 99 void 100 mhd_SHA512_256_update (struct mhd_Sha512_256CtxExt *ctx, 101 size_t size, 102 const uint8_t *data); 103 104 105 /** 106 * Indicates that mhd_SHA512_256_finish_reset() function is available 107 */ 108 #define mhd_SHA512_256_HAS_FINISH_RESET 1 109 110 /** 111 * Finalise SHA-512_256 calculation, return digest, reset hash calculation. 112 * 113 * @param ctx the calculation context 114 * @param[out] digest set to the hash, must be #mhd_SHA512_256_DIGEST_SIZE bytes 115 */ 116 void 117 mhd_SHA512_256_finish_reset (struct mhd_Sha512_256CtxExt *ctx, 118 uint8_t digest[mhd_SHA512_256_DIGEST_SIZE]); 119 120 /** 121 * Indicates that mhd_SHA512_256_deinit() function is present 122 */ 123 #define mhd_SHA512_256_HAS_DEINIT 1 124 125 /** 126 * Free allocated resources. 127 * 128 * @param ctx the calculation context 129 */ 130 void 131 mhd_SHA512_256_deinit (struct mhd_Sha512_256CtxExt *ctx); 132 133 #endif /* MHD_SHA512_256_EXT_H */ 134 /* SPDX-License-Identifier: LGPL-2.1-or-later OR (GPL-2.0-or-later WITH eCos-exception-2.0) */ 135 /* 136 This file is part of GNU libmicrohttpd. 137 Copyright (C) 2022 Evgeny Grin (Karlson2k) 138 139 GNU libmicrohttpd is free software; you can redistribute it and/or 140 modify it under the terms of the GNU Lesser General Public 141 License as published by the Free Software Foundation; either 142 version 2.1 of the License, or (at your option) any later version. 143 144 GNU libmicrohttpd is distributed in the hope that it will be useful, 145 but WITHOUT ANY WARRANTY; without even the implied warranty of 146 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 147 Lesser General Public License for more details. 148 149 Alternatively, you can redistribute GNU libmicrohttpd and/or 150 modify it under the terms of the GNU General Public License as 151 published by the Free Software Foundation; either version 2 of 152 the License, or (at your option) any later version, together 153 with the eCos exception, as follows: 154 155 As a special exception, if other files instantiate templates or 156 use macros or inline functions from this file, or you compile this 157 file and link it with other works to produce a work based on this 158 file, this file does not by itself cause the resulting work to be 159 covered by the GNU General Public License. However the source code 160 for this file must still be made available in accordance with 161 section (3) of the GNU General Public License v2. 162 163 This exception does not invalidate any other reasons why a work 164 based on this file might be covered by the GNU General Public 165 License. 166 167 You should have received copies of the GNU Lesser General Public 168 License and the GNU General Public License along with this library; 169 if not, see <https://www.gnu.org/licenses/>. 170 */ 171 172 /** 173 * @file microhttpd/sha512_256_ext.h 174 * @brief Wrapper declarations for SHA-512_256 calculation performed by TLS library 175 * @author Karlson2k (Evgeny Grin) 176 */ 177 178 #ifndef MHD_SHA512_256_EXT_H 179 #define MHD_SHA512_256_EXT_H 1 180 181 #include "mhd_sys_options.h" 182 #include <stdint.h> 183 #include "sys_sizet_type.h" 184 185 /** 186 * Size of SHA-512/256 resulting digest in bytes 187 * This is the final digest size, not intermediate hash. 188 */ 189 #define mhd_SHA512_256_DIGEST_SIZE (32) 190 191 #ifndef MHD_SHA512_256_Context 192 #define MHD_SHA512_256_Context void 193 #endif 194 195 /** 196 * Indicates that struct mhd_Sha512_256CtxExt has 'ext_error' 197 */ 198 #define mhd_SHA512_256_HAS_EXT_ERROR 1 199 200 /** 201 * SHA-512_256 calculation context 202 */ 203 struct mhd_Sha512_256CtxExt 204 { 205 MHD_SHA512_256_Context *handle; /**< Hash calculation handle */ 206 int ext_error; /**< Non-zero if external error occurs during init or hashing */ 207 }; 208 209 /** 210 * Indicates that mhd_SHA512_256_init_one_time() function is present. 211 */ 212 #define mhd_SHA512_256_HAS_INIT_ONE_TIME 1 213 214 /** 215 * Initialise structure for SHA-512_256 calculation, allocate resources. 216 * 217 * This function must not be called more than one time for @a ctx. 218 * 219 * @param ctx the calculation context 220 */ 221 void 222 mhd_SHA512_256_init_one_time (struct mhd_Sha512_256CtxExt *ctx); 223 224 225 /** 226 * SHA-512_256 process portion of bytes. 227 * 228 * @param ctx the calculation context 229 * @param size number of bytes in @a data, must not be 0 230 * @param data bytes to add to hash 231 */ 232 void 233 mhd_SHA512_256_update (struct mhd_Sha512_256CtxExt *ctx, 234 size_t size, 235 const uint8_t *data); 236 237 238 /** 239 * Indicates that mhd_SHA512_256_finish_reset() function is available 240 */ 241 #define mhd_SHA512_256_HAS_FINISH_RESET 1 242 243 /** 244 * Finalise SHA-512_256 calculation, return digest, reset hash calculation. 245 * 246 * @param ctx the calculation context 247 * @param[out] digest set to the hash, must be #mhd_SHA512_256_DIGEST_SIZE bytes 248 */ 249 void 250 mhd_SHA512_256_finish_reset (struct mhd_Sha512_256CtxExt *ctx, 251 uint8_t digest[mhd_SHA512_256_DIGEST_SIZE]); 252 253 /** 254 * Indicates that mhd_SHA512_256_deinit() function is present 255 */ 256 #define mhd_SHA512_256_HAS_DEINIT 1 257 258 /** 259 * Free allocated resources. 260 * 261 * @param ctx the calculation context 262 */ 263 void 264 mhd_SHA512_256_deinit (struct mhd_Sha512_256CtxExt *ctx); 265 266 #endif /* MHD_SHA512_256_EXT_H */