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Diffstat (limited to 'src/uuid.h')
-rw-r--r-- | src/uuid.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/uuid.h b/src/uuid.h new file mode 100644 index 0000000..464f33e --- /dev/null +++ b/src/uuid.h @@ -0,0 +1,54 @@ +/** + * liburtc + * Copyright 2020 Chris Hiszpanski + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +#ifndef _URTC_UUID_H +#define _URTC_UUID_H + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdint.h> + +#define UUID_SIZE sizeof(struct uuid) + +#define UUID_STR_LEN (32 + 4 + 1) // 16 hex octets, 4 dashes, 1 null terminator + +struct __attribute__((__packed__)) uuid { + uint32_t time_low; + uint16_t time_mid; + uint16_t time_hi_and_version; + uint8_t clk_seq_hi_and_reserved; + uint8_t clk_seq_low; + uint8_t node[6]; +}; + +struct uuid uuid_create(); + +void uuid_create_str(char uuid[UUID_STR_LEN]); + +#ifdef __cplusplus +} +#endif + +#endif // _URTC_UUID_H |