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nostrdb: add supporting files for the bolt11 parser

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A lot of this was pulled from core-lightning. Not sure what is actually
needed or not.

Signed-off-by: William Casarin <jb55@jb55.com>
This commit is contained in:
William Casarin
2023-12-22 16:48:50 -08:00
committed by Daniel D’Aquino
parent 389c2c9695
commit cc75a8450a
46 changed files with 7665 additions and 438 deletions
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20
nostrdb/bolt11/hash_u5.h Normal file
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/* bech32 (thus bolt11) deal in 5-bit values */
#ifndef LIGHTNING_COMMON_HASH_U5_H
#define LIGHTNING_COMMON_HASH_U5_H
#include "../sha256.h"
#include "short_types.h"
/* Type to annotate a 5 bit value. */
typedef unsigned char u5;
struct hash_u5 {
u64 buf;
unsigned int num_bits;
struct sha256_ctx hash;
};
void hash_u5_init(struct hash_u5 *hu5, const char *hrp);
void hash_u5(struct hash_u5 *hu5, const u5 *u5, size_t len);
void hash_u5_done(struct hash_u5 *hu5, struct sha256 *res);
#endif /* LIGHTNING_COMMON_HASH_U5_H */