libc-top-half/musl/include/sys/random.h

   1 #ifndef _SYS_RANDOM_H
   2 #define _SYS_RANDOM_H
   3 #ifdef __cplusplus
   4 extern "C" {
   5 #endif
   6
   7 #ifdef __wasilibc_unmodified_upstream /* WASI has no getrandom, but it does have getentropy */
   8 #define __NEED_size_t
   9 #define __NEED_ssize_t
  10 #include <bits/alltypes.h>
  11
  12 #define GRND_NONBLOCK   0x0001
  13 #define GRND_RANDOM     0x0002
  14 #define GRND_INSECURE   0x0004
  15
  16 ssize_t getrandom(void *, size_t, unsigned);
  17 #else
  18 #define __NEED_size_t
  19 #include <bits/alltypes.h>
  20
  21 int getentropy(void *, size_t);
  22 #endif
  23
  24 #ifdef __cplusplus
  25 }
  26 #endif
  27 #endif