| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/XRDP/common/ (X11 Server Version 0.10.6.1©) Datei vom 7.6.2026 mit Größe 2 kB |
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Quelle guid.hSprache: C |
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/** * xrdp: A Remote Desktop Protocol server. * * Copyright (C) Jay Sorg 2004-2021 * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ /** * @file common/guid.h * @brief GUID manipulation declarations */ #ifndef GUID_H #define GUID_H #include "arch.h" #define GUID_SIZE 16 /* bytes */ #define GUID_STR_SIZE (GUID_SIZE * 2 + 4 + 1) /* w/ 4 hyphens + null terminator */ /** * Use a struct for the guid so we can easily copy by assignment. * We use an array of char so that * we can compare GUIDs with a straight memcmp() * * Some fields of the GUID are in little-endian-order as specified by * [MS-DTYP]. This is at odds with RFC4122 which specifies big-endian * order for all fields. * * Octets RFC4122 field * ------ ------------- * 0-3 time_low (little-endian) * 4-5 time_mid (little-endian) * 6-7 time_hi_and_version (little-endian) * 8 clock_seq_hi_and_reserved * 9 clock_seq_low (in order) * 10-15 node */ struct guid { char g[GUID_SIZE]; }; /** * Get an initialised GUID * * The GUID is compatible with RFC4122 section 4.4. * * @return new GUID */ struct guid guid_new(void); /** * Clears an initialised GUID, so guid_is_set() returns true * * @param guid GUID to clear */ void guid_clear(struct guid *guid); /** * Checks if a GUID is initialised * * @param guid GUID to check (can be NULL) * @return non-zero if GUID is set */ int guid_is_set(const struct guid *guid); /** * Converts a GUID to a string representation * * @param guid GUID to represent * @param dest destionation pointer to at least GUID_STR_SIZE * bytes to store the representation * @return dest is returned for convenience */ const char *guid_to_str(const struct guid *guid, char *dest); #endif
¤ Dauer der Verarbeitung: 0.11 Sekunden (vorverarbeitet am 2026-07-10) ¤*© Formatika GbR, Deutschland |
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2026-07-09