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-rw-r--r--crypto/ecdh/ecdh.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/crypto/ecdh/ecdh.h b/crypto/ecdh/ecdh.h
index a9b811abd050..25348b30fe7c 100644
--- a/crypto/ecdh/ecdh.h
+++ b/crypto/ecdh/ecdh.h
@@ -85,6 +85,8 @@
extern "C" {
#endif
+# define EC_FLAG_COFACTOR_ECDH 0x1000
+
const ECDH_METHOD *ECDH_OpenSSL(void);
void ECDH_set_default_method(const ECDH_METHOD *);
@@ -101,6 +103,11 @@ int ECDH_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new
int ECDH_set_ex_data(EC_KEY *d, int idx, void *arg);
void *ECDH_get_ex_data(EC_KEY *d, int idx);
+int ECDH_KDF_X9_62(unsigned char *out, size_t outlen,
+ const unsigned char *Z, size_t Zlen,
+ const unsigned char *sinfo, size_t sinfolen,
+ const EVP_MD *md);
+
/* BEGIN ERROR CODES */
/*
* The following lines are auto generated by the script mkerr.pl. Any changes