bolos_bip32.h File Reference

Interface to low level BIP 32 operations. More...

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Functions
int	bls_bip32_derive_secp256k1_private (uint8_t *privateKey, uint8_t *chainCode, uint32_t index)
	Derive a private key on secp256k1 using BIP 32. More...
int	bls_bip32_derive_secp256k1_public (uint8_t *publicKey, uint8_t *chainCode, uint32_t index)
	Derive a compressed public key on secp256k1 using BIP 32. More...

Detailed Description

Interface to low level BIP 32 operations.

Author

Ledger Firmware Team hello.nosp@m.@led.nosp@m.ger.f.nosp@m.r

Version

1.0

Date

29th of February 2017

This API exposes simple BIP 32 derivation primitives

Function Documentation

int bls_bip32_derive_secp256k1_private	(	uint8_t *	privateKey,
		uint8_t *	chainCode,
		uint32_t	index
	)

Derive a private key on secp256k1 using BIP 32.

Parameters

[in,out]	privateKey	Private key to derive
[in,out]	chainCode	Chain code to derive
[in]	index	Index to derive to

Returns

1 if success, 0 if error

int bls_bip32_derive_secp256k1_public	(	uint8_t *	publicKey,
		uint8_t *	chainCode,
		uint32_t	index
	)

Derive a compressed public key on secp256k1 using BIP 32.

Parameters

[in,out]	publicKey	Compressed public key to derive
[in,out]	chainCode	Chain code to derive
[in]	index	Index to derive to

Returns

1 if success, 0 if error