core-lightning/wire/wire.h
Rusty Russell 7cee3b0f68 wire: sha256_double, privkey and u64/u32/bool array support.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2017-02-21 15:15:28 +10:30

78 lines
3.2 KiB
C

#ifndef LIGHTNING_WIRE_WIRE_H
#define LIGHTNING_WIRE_WIRE_H
#include "config.h"
#include <bitcoin/privkey.h>
#include <bitcoin/pubkey.h>
#include <bitcoin/shadouble.h>
#include <bitcoin/signature.h>
#include <ccan/crypto/sha256/sha256.h>
#include <ccan/short_types/short_types.h>
#include <stdlib.h>
struct channel_id {
u32 blocknum;
u32 txnum : 24;
u8 outnum : 8;
};
struct ipv6 {
u8 addr[16];
};
/* Read the type; returns -1 if not long enough. cursor is a tal ptr. */
int fromwire_peektype(const u8 *cursor);
void towire(u8 **pptr, const void *data, size_t len);
void towire_pubkey(u8 **pptr, const struct pubkey *pubkey);
void towire_privkey(u8 **pptr, const struct privkey *privkey);
void towire_secp256k1_ecdsa_signature(u8 **pptr,
const secp256k1_ecdsa_signature *signature);
void towire_channel_id(u8 **pptr, const struct channel_id *channel_id);
void towire_sha256(u8 **pptr, const struct sha256 *sha256);
void towire_sha256_double(u8 **pptr, const struct sha256_double *sha256d);
void towire_ipv6(u8 **pptr, const struct ipv6 *ipv6);
void towire_u8(u8 **pptr, u8 v);
void towire_u16(u8 **pptr, u16 v);
void towire_u32(u8 **pptr, u32 v);
void towire_u64(u8 **pptr, u64 v);
void towire_pad(u8 **pptr, size_t num);
void towire_bool(u8 **pptr, bool v);
void towire_u8_array(u8 **pptr, const u8 *arr, size_t num);
void towire_u32_array(u8 **pptr, const u32 *arr, size_t num);
void towire_u64_array(u8 **pptr, const u64 *arr, size_t num);
void towire_bool_array(u8 **pptr, const bool *arr, size_t num);
void towire_secp256k1_ecdsa_signature_array(u8 **pptr,
const secp256k1_ecdsa_signature *arr, size_t num);
void towire_sha256_double_array(u8 **pptr,
const struct sha256_double *arr, size_t num);
const u8 *fromwire(const u8 **cursor, size_t *max, void *copy, size_t n);
u8 fromwire_u8(const u8 **cursor, size_t *max);
u16 fromwire_u16(const u8 **cursor, size_t *max);
u32 fromwire_u32(const u8 **cursor, size_t *max);
u64 fromwire_u64(const u8 **cursor, size_t *max);
bool fromwire_bool(const u8 **cursor, size_t *max);
void fromwire_privkey(const u8 **cursor, size_t *max, struct privkey *privkey);
void fromwire_pubkey(const u8 **cursor, size_t *max, struct pubkey *pubkey);
void fromwire_secp256k1_ecdsa_signature(const u8 **cursor, size_t *max,
secp256k1_ecdsa_signature *signature);
void fromwire_channel_id(const u8 **cursor, size_t *max,
struct channel_id *channel_id);
void fromwire_sha256(const u8 **cursor, size_t *max, struct sha256 *sha256);
void fromwire_sha256_double(const u8 **cursor, size_t *max,
struct sha256_double *sha256d);
void fromwire_ipv6(const u8 **cursor, size_t *max, struct ipv6 *ipv6);
void fromwire_pad(const u8 **cursor, size_t *max, size_t num);
void fromwire_u8_array(const u8 **cursor, size_t *max, u8 *arr, size_t num);
void fromwire_u32_array(const u8 **cursor, size_t *max, u32 *arr, size_t num);
void fromwire_u64_array(const u8 **cursor, size_t *max, u64 *arr, size_t num);
void fromwire_bool_array(const u8 **cursor, size_t *max, bool *arr, size_t num);
void fromwire_secp256k1_ecdsa_signature_array(const u8 **cursor, size_t *max,
secp256k1_ecdsa_signature *arr, size_t num);
void fromwire_sha256_double_array(const u8 **cursor, size_t *max,
struct sha256_double *arr, size_t num);
#endif /* LIGHTNING_WIRE_WIRE_H */