X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;ds=sidebyside;f=src%2Fcommon%2Fuuid.h;fp=src%2Fcommon%2Fuuid.h;h=3630351daf7d12bf1c0ef05abc0fbe41a8bc82be;hb=6162e6b7a6d907974d954419c2375f654f39eb72;hp=0000000000000000000000000000000000000000;hpb=8bd04432c92ff6aad64a7f857d9de6f2a82f90f5;p=babeltrace.git diff --git a/src/common/uuid.h b/src/common/uuid.h new file mode 100644 index 00000000..3630351d --- /dev/null +++ b/src/common/uuid.h @@ -0,0 +1,57 @@ +#ifndef _BABELTRACE_COMMON_UUID_H +#define _BABELTRACE_COMMON_UUID_H + +/* + * Copyright (C) 2019 Michael Jeanson + * + * 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. + */ + +#include +#include "common/macros.h" + +#define BT_UUID_STR_LEN 36 /* Excludes final \0 */ +#define BT_UUID_LEN 16 +#define BT_UUID_VER 4 + +#define BT_UUID_FMT \ + "%02" SCNx8 "%02" SCNx8 "%02" SCNx8 "%02" SCNx8 "-%02" SCNx8 \ + "%02" SCNx8 "-%02" SCNx8 "%02" SCNx8 "-%02" SCNx8 "%02" SCNx8 \ + "-%02" SCNx8 "%02" SCNx8 "%02" SCNx8 "%02" SCNx8 "%02" SCNx8 \ + "%02" SCNx8 + +#define BT_UUID_FMT_VALUES(uuid) \ + (uuid)[0], (uuid)[1], (uuid)[2], (uuid)[3], (uuid)[4], (uuid)[5], \ + (uuid)[6], (uuid)[7], (uuid)[8], (uuid)[9], (uuid)[10], (uuid)[11], \ + (uuid)[12], (uuid)[13], (uuid)[14], (uuid)[15] + +#define BT_UUID_SCAN_VALUES(uuid) \ + &(uuid)[0], &(uuid)[1], &(uuid)[2], &(uuid)[3], &(uuid)[4], &(uuid)[5], \ + &(uuid)[6], &(uuid)[7], &(uuid)[8], &(uuid)[9], &(uuid)[10], &(uuid)[11], \ + &(uuid)[12], &(uuid)[13], &(uuid)[14], &(uuid)[15] + +typedef uint8_t bt_uuid_t[BT_UUID_LEN]; + +BT_HIDDEN void bt_uuid_generate(bt_uuid_t uuid_out); +BT_HIDDEN void bt_uuid_to_str(const bt_uuid_t uuid_in, char *str_out); +BT_HIDDEN int bt_uuid_from_str(const char *str_in, bt_uuid_t uuid_out); +BT_HIDDEN int bt_uuid_compare(const bt_uuid_t uuid_a, const bt_uuid_t uuid_b); +BT_HIDDEN void bt_uuid_copy(bt_uuid_t uuid_dest, const bt_uuid_t uuid_src); + +#endif /* _BABELTRACE_COMMON_UUID_H */