97 lines
3.1 KiB
C
97 lines
3.1 KiB
C
#ifndef LIBWALLY_CORE_BIP38_H
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#define LIBWALLY_CORE_BIP38_H
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#include "wally_core.h"
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#include <stdint.h>
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/** Flags for BIP38 conversion. The first 8 bits are reserved for the network */
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#define BIP38_KEY_MAINNET 0 /** Address is for main network */
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#define BIP38_KEY_TESTNET 7 /** Address is for test network */
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#define BIP38_KEY_COMPRESSED 256 /** Public key is compressed */
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#define BIP38_KEY_EC_MULT 512 /** EC-Multiplied key (FIXME: Not implemented) */
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#define BIP38_KEY_QUICK_CHECK 1024 /** Check structure only (no password required) */
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#define BIP38_KEY_RAW_MODE 2048 /** Treat bytes in as raw data */
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#define BIP38_KEY_SWAP_ORDER 4096 /** Hash comes after encrypted key */
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#define BIP38_SERIALIZED_LEN 39 /** Length of a raw BIP38 key in bytes */
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/**
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* Encode a private key in raw BIP 38 address format.
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*
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* @bytes_in Private key to use.
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* @len_in Size of @bytes_in in bytes. Must be 32.
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* @pass Password for the encoded private key.
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* @pass_len Length of @pass in bytes.
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* @flags BIP38_KEY_ flags indicating desired behaviour.
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* @bytes_out Destination for the resulting raw BIP38 address.
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* @len Size of @bytes_out in bytes. Must be @BIP38_SERIALIZED_LEN.
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*/
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WALLY_CORE_API int bip38_raw_from_private_key(
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const unsigned char *bytes_in,
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size_t len_in,
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const unsigned char *pass,
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size_t pass_len,
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uint32_t flags,
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unsigned char *bytes_out,
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size_t len);
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/**
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* Encode a private key in BIP 38 address format.
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*
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* @bytes_in Private key to use.
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* @len_in Size of @bytes_in in bytes. Must be 32.
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* @pass Password for the encoded private key.
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* @pass_len Length of @pass in bytes.
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* @flags BIP38_KEY_ flags indicating desired behaviour.
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* @output Destination for the resulting BIP38 address.
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*/
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WALLY_CORE_API int bip38_from_private_key(
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const unsigned char *bytes_in,
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size_t len_in,
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const unsigned char *pass,
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size_t pass_len,
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uint32_t flags,
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char **output);
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/**
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* Decode a raw BIP 38 address to a private key.
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*
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* @bytes_in Raw BIP 38 address to decode.
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* @len_in Size of @bytes_in in bytes. Must be @BIP38_SERIALIZED_LEN.
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* @pass Password for the encoded private key.
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* @pass_len Length of @pass in bytes.
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* @flags BIP38_KEY_ flags indicating desired behaviour.
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* @bytes_out Destination for the resulting private key.
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* @len Size of @bytes_out in bytes. Must be 32.
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*/
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WALLY_CORE_API int bip38_raw_to_private_key(
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const unsigned char *bytes_in,
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size_t len_in,
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const unsigned char *pass,
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size_t pass_len,
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uint32_t flags,
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unsigned char *bytes_out,
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size_t len);
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/**
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* Decode a BIP 38 address to a private key.
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*
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* @bip38 BIP 38 address to decode.
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* @pass Password for the encoded private key.
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* @pass_len Length of @pass in bytes.
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* @flags BIP38_KEY_ flags indicating desired behaviour.
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* @bytes_out Destination for the resulting private key.
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* @len Size of @bytes_out in bytes. Must be 32.
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*/
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WALLY_CORE_API int bip38_to_private_key(
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const char *bip38,
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const unsigned char *pass,
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size_t pass_len,
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uint32_t flags,
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unsigned char *bytes_out,
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size_t len);
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#endif /* LIBWALLY_CORE_BIP38_H */
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