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utils-std

Collection of commonly available Unix tools

getentropy.c (529B)

    

  1. // utils-std: Collection of commonly available Unix tools
  2. // SPDX-FileCopyrightText: 2017 Haelwenn (lanodan) Monnier <contact+utils@hacktivis.me>
  3. // SPDX-License-Identifier: MPL-2.0
  5. #define _POSIX_C_SOURCE 202405L
  7. #ifndef HAS_POSIX_2024
  8. #define _DEFAULT_SOURCE // getentropy
  9. #endif
  11. #include <unistd.h> // getentropy
  13. int
  14. main(int argc, char *argv[])
  15. {
  16. 	// Silence unused warnings
  17. 	(void)argc;
  18. 	(void)argv;
  20. #define BUFLEN 42
  21. 	size_t buflen = BUFLEN;
  22. 	char buf[BUFLEN] = "";
  23. 	int res = getentropy(buf, buflen);
  25. 	return res;
  26. }