#include <objbase.h>
#include <stdio.h>
const char* CreateGUID()
{
static char buf[64] = {0};
GUID guid;
if (S_OK == ::CoCreateGuid(&guid))
{
_snprintf(buf, sizeof(buf)
, "{X-X-x-XX-XXXXXX}"
, guid.Data1
, guid.Data2
, guid.Data3
, guid.Data4[0], guid.Data4[1]
, guid.Data4[2], guid.Data4[3], guid.Data4[4], guid.Data4[5]
, guid.Data4[6], guid.Data4[7]
);
}
return (const char*)buf;
}
int main(int argc, char* argv[])
{
CoInitialize(NULL);
printf("%s \n", CreateGUID());
CoUninitialize();
return 0;
}
linux 使用uuid_generate函数(UUID)
//编译命令:gcc atemp.c -o atemp -luuid #include <stdio.h> #include <uuid/uuid.h> int main() { uuid_t uu; int i; uuid_generate( uu ); for(i=0;i<16;i++) { printf("X-",uu[i]); } printf("\n"); return 0; }
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