| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <stdint.h> |
| #include <lib.h> |
| #include <uuid.h> |
| |
| int parse_uuid(uint8_t *const uuid, const char *const uuid_str) |
| { |
| const uint8_t order[] = { 3, 2, 1, 0, 5, 4, 7, 6, 8, 9, 10, 11, 12, 13, 14, 15 }; |
| uint8_t uuid_binstr[UUID_LEN]; |
| unsigned int i; |
| |
| if (strlen(uuid_str) != UUID_STRLEN) |
| return -1; |
| if (uuid_str[8] != '-' || uuid_str[13] != '-' || |
| uuid_str[18] != '-' || uuid_str[23] != '-') |
| return -1; |
| if (hexstrtobin(uuid_str, uuid_binstr, UUID_LEN) != UUID_LEN) |
| return -1; |
| for (i = 0; i < UUID_LEN; ++i) |
| uuid[i] = uuid_binstr[order[i]]; |
| |
| return 0; |
| } |