// SPDX-License-Identifier: GPL-2.0-or-later
  
  extern void *jent_zalloc(unsigned int len);
  extern void jent_zfree(void *ptr);
  extern int jent_fips_enabled(void);
  extern void jent_panic(char *s);
  extern void jent_memcpy(void *dest, const void *src, unsigned int n);
  extern void jent_get_nstime(__u64 *out);
  
  struct rand_data;
  extern int jent_entropy_init(void);
  extern int jent_read_entropy(struct rand_data *ec, unsigned char *data,
  			     unsigned int len);
  
  extern struct rand_data *jent_entropy_collector_alloc(unsigned int osr,
  						      unsigned int flags);
  extern void jent_entropy_collector_free(struct rand_data *entropy_collector);