mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-08-03 08:20:28 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Do not use timespec_tonanos

Browse source
This commit is contained in:
terror 2024-06-12 18:56:38 +12:00
parent 91fc1dff37
commit 050e318ea9
1 changed files with 8 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

16
tool/net/lfuncs.c
View file

@ -860,15 +860,15 @@ int LuaUuidV4(lua_State *L) {
int LuaUuidV7(lua_State *L) {
char uuid_str[37] = {0};
struct timespec now = timespec_real();
uint64_t time_now = timespec_tonanos(now);
struct timespec ts = timespec_real();
uint64_t time_now = ts.tv_sec * 1000000000 + ts.tv_nsec;
uint64_t random_data = _rand64();
snprintf(uuid_str, sizeof(uuid_str), "%08x-%04x-%04x-%04x-%012llx",
(uint32_t)(time_now >> 32), //8
(uint16_t)(time_now >> 16), //4
(uint16_t)((0x7 << 12) | (time_now >> 4 & 0x0fff)), //4
(uint16_t)((0b10 << 14 | ((time_now & 0x000f) << 10)) | (random_data & 0x03FF)), //4
(uint64_t)(random_data >> 4 & 0xFFFFFFFFFFFF) //12
snprintf(uuid_str, 37, "%08x-%04x-%04x-%04x-%012llx",
(uint32_t)(time_now >> 32),
(uint16_t)(time_now >> 16),
(uint16_t)((0x7 << 12) | (time_now >> 4 & 0x0fff)),
(uint16_t)((0b10 << 14 | ((time_now & 0x000f) << 10)) | (random_data & 0x03FF)),
(uint64_t)(random_data >> 4 & 0xFFFFFFFFFFFF)
);
lua_pushfstring(L, uuid_str);
return 1;