secp256k1_ecdh.h File Reference

#include "secp256k1.h"

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Functions
SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int	secp256k1_ecdh (const secp256k1_context *ctx, unsigned char *result, const secp256k1_pubkey *pubkey, const unsigned char *privkey) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
	Compute an EC Diffie-Hellman secret in constant time Returns: 1: exponentiation was successful 0: scalar was invalid (zero or overflow) Args: ctx: pointer to a context object (cannot be NULL) Out: result: a 32-byte array which will be populated by an ECDH secret computed from the point and scalar In: pubkey: a pointer to a secp256k1_pubkey containing an initialized public key privkey: a 32-byte scalar with which to multiply the point. More...

Function Documentation

SECP256K1_API SECP256K1_WARN_UNUSED_RESULT int secp256k1_ecdh	(	const secp256k1_context *	ctx,
		unsigned char *	result,
		const secp256k1_pubkey *	pubkey,
		const unsigned char *	privkey
	)

Compute an EC Diffie-Hellman secret in constant time Returns: 1: exponentiation was successful 0: scalar was invalid (zero or overflow) Args: ctx: pointer to a context object (cannot be NULL) Out: result: a 32-byte array which will be populated by an ECDH secret computed from the point and scalar In: pubkey: a pointer to a secp256k1_pubkey containing an initialized public key privkey: a 32-byte scalar with which to multiply the point.

Definition at line 13 of file main_impl.h.

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