1 files changed, 28 insertions, 0 deletions
diff --git a/crypto/secp256k1/secp256k1/src/ecdsa.h b/crypto/secp256k1/secp256k1/src/ecdsa.h
new file mode 100644
index 000000000..d9faaa3e8
--- /dev/null
+++ b/crypto/secp256k1/secp256k1/src/ecdsa.h
@@ -0,0 +1,28 @@
+// Copyright (c) 2013 Pieter Wuille
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef _SECP256K1_ECDSA_
+#define _SECP256K1_ECDSA_
+
+#include "num.h"
+
+typedef struct {
+    secp256k1_num_t r, s;
+} secp256k1_ecdsa_sig_t;
+
+void static secp256k1_ecdsa_sig_init(secp256k1_ecdsa_sig_t *r);
+void static secp256k1_ecdsa_sig_free(secp256k1_ecdsa_sig_t *r);
+
+int static secp256k1_ecdsa_pubkey_parse(secp256k1_ge_t *elem, const unsigned char *pub, int size);
+void static secp256k1_ecdsa_pubkey_serialize(secp256k1_ge_t *elem, unsigned char *pub, int *size, int compressed);
+int static secp256k1_ecdsa_sig_parse(secp256k1_ecdsa_sig_t *r, const unsigned char *sig, int size);
+int static secp256k1_ecdsa_sig_serialize(unsigned char *sig, int *size, const secp256k1_ecdsa_sig_t *a);
+int static secp256k1_ecdsa_sig_verify(const secp256k1_ecdsa_sig_t *sig, const secp256k1_ge_t *pubkey, const secp256k1_num_t *message);
+int static secp256k1_ecdsa_sig_sign(secp256k1_ecdsa_sig_t *sig, const secp256k1_num_t *seckey, const secp256k1_num_t *message, const secp256k1_num_t *nonce, int *recid);
+int static secp256k1_ecdsa_sig_recover(const secp256k1_ecdsa_sig_t *sig, secp256k1_ge_t *pubkey, const secp256k1_num_t *message, int recid);
+void static secp256k1_ecdsa_sig_set_rs(secp256k1_ecdsa_sig_t *sig, const secp256k1_num_t *r, const secp256k1_num_t *s);
+int static secp256k1_ecdsa_privkey_parse(secp256k1_num_t *key, const unsigned char *privkey, int privkeylen);
+int static secp256k1_ecdsa_privkey_serialize(unsigned char *privkey, int *privkeylen, const secp256k1_num_t *key, int compressed);
+
+#endif