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#ifndef HEADER_KDF2_H
#define HEADER_KDF2_H

#include <openssl/evp.h>
#include <openssl/kdf.h>

#ifdef __cplusplus
extern "C" {
#endif


typedef void *(*KDF_FUNC)(const void *in, size_t inlen, void *out, size_t *outlen);

KDF_FUNC KDF_get_x9_63(const EVP_MD *md);
KDF_FUNC KDF_get_ibcs(const EVP_MD *md);
KDF_FUNC KDF_get_nist_concatenation(void);
KDF_FUNC KDF_get_tls_kdf(void);
KDF_FUNC KDF_get_ikev2_kdf(void);


/* BEGIN ERROR CODES */
/*
 * The following lines are auto generated by the script mkerr.pl. Any changes
 * made after this point may be overwritten when the script is next run.
 */

int ERR_load_KDF2_strings(void);

/* Error codes for the KDF2 functions. */

/* Function codes. */
# define KDF2_F_IBCS_KDF                                  100
# define KDF2_F_X963_KDF                                  101

/* Reason codes. */
# define KDF2_R_DIGEST_FAILURE                            100

# ifdef  __cplusplus
}
# endif
#endif
