ledger-secure-sdk/cx__hkdf_8h_source.html

 #ifndef CX_HKDF_H

 #define CX_HKDF_H


 #include "lcx_hash.h"


 void cx_hkdf_extract(const cx_md_t        hash_id,

                      const unsigned char *ikm,

                      unsigned int         ikm_len,

                      unsigned char       *salt,

                      unsigned int         salt_len,

                      unsigned char       *prk);

 void cx_hkdf_expand(const cx_md_t        hash_id,

                     const unsigned char *prk,

                     unsigned int         prk_len,

                     unsigned char       *info,

                     unsigned int         info_len,

                     unsigned char       *okm,

                     unsigned int         okm_len);


 #endif  // CX_HKDF_H

cx_hkdf_extract
void cx_hkdf_extract(const cx_md_t hash_id, const unsigned char *ikm, unsigned int ikm_len, unsigned char *salt, unsigned int salt_len, unsigned char *prk)

cx_hkdf_expand
void cx_hkdf_expand(const cx_md_t hash_id, const unsigned char *prk, unsigned int prk_len, unsigned char *info, unsigned int info_len, unsigned char *okm, unsigned int okm_len)

lcx_hash.h
Hash functions.