mirror of
https://github.com/trezor/trezor-firmware.git
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78 lines
3.3 KiB
C
78 lines
3.3 KiB
C
/* Copyright (c) 2017 Jochen Hoenicke, Pieter Wuille
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef _CASH_ADDR_H_
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#define _CASH_ADDR_H_ 1
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#include <stdint.h>
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/** Encode a Cashaddr address
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*
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* Out: output: Pointer to a buffer of size 105 + strlen(hrp) that will be
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* updated to contain the null-terminated address.
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* In: hrp: Pointer to the null-terminated human readable part to use
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* (chain/network specific).
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* prog: Data bytes for the hash (between 21 and 65 bytes).
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* prog_len: Number of data bytes in prog.
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* Returns 1 if successful.
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*/
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int cash_addr_encode(char *output, const char *hrp, const uint8_t *prog,
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size_t prog_len);
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/** Decode a CashAddr address
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*
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* Out: prog: Pointer to a buffer of size 65 that will be updated to
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* contain the witness program bytes.
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* prog_len: Pointer to a size_t that will be updated to contain the
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* length of bytes in prog. hrp: Pointer to the null-terminated human
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* readable part that is expected (chain/network specific). addr: Pointer to
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* the null-terminated address. Returns 1 if successful.
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*/
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int cash_addr_decode(uint8_t *prog, size_t *prog_len, const char *hrp,
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const char *addr);
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/** Encode a Cash string
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*
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* Out: output: Pointer to a buffer of size strlen(hrp) + data_len + 8 that
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* will be updated to contain the null-terminated Cash string.
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* In: hrp : Pointer to the null-terminated human readable part.
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* data : Pointer to an array of 5-bit values.
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* data_len: Length of the data array.
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* Returns 1 if successful.
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*/
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int cash_encode(char *output, const char *hrp, const uint8_t *data,
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size_t data_len);
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/** Decode a Cash string
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*
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* Out: hrp: Pointer to a buffer of size strlen(input) - 6. Will be
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* updated to contain the null-terminated human readable part.
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* data: Pointer to a buffer of size strlen(input) - 8 that will
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* hold the encoded 5-bit data values.
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* data_len: Pointer to a size_t that will be updated to be the number
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* of entries in data.
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* In: input: Pointer to a null-terminated Cash string.
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* Returns 1 if succesful.
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*/
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int cash_decode(char *hrp, uint8_t *data, size_t *data_len, const char *input);
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#endif
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