mirror of
https://github.com/ElementsProject/lightning.git
synced 2024-11-19 09:54:16 +01:00
6b956ea22a
Move varint handling from tx.c and generalize it. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
18 lines
502 B
C
18 lines
502 B
C
#ifndef LIGHTNING_BITCOIN_VARINT_H
|
|
#define LIGHTNING_BITCOIN_VARINT_H
|
|
#include "config.h"
|
|
#include <ccan/short_types/short_types.h>
|
|
#include <stdlib.h>
|
|
|
|
/* We unpack varints for our in-memory representation */
|
|
#define varint_t u64
|
|
|
|
#define VARINT_MAX_LEN 9
|
|
|
|
/* Returns bytes used (up to 9) */
|
|
size_t varint_put(u8 buf[VARINT_MAX_LEN], varint_t v);
|
|
|
|
/* Returns bytes used: 0 if max_len too small. */
|
|
size_t varint_get(const u8 *p, size_t max_len, varint_t *val);
|
|
#endif /* LIGHTNING_BITCOIN_VARINT_H */
|