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wire: sha256_double, privkey and u64/u32/bool array support.

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2017-02-21 15:15:28 +10:30
parent 9fd40da38c
commit 7cee3b0f68
3 changed files with 107 additions and 5 deletions
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44
wire/fromwire.c
View File

@ -1,6 +1,7 @@
#include "utils.h"
#include "wire.h"
#include <bitcoin/pubkey.h>
#include <bitcoin/shadouble.h>
#include <ccan/endian/endian.h>
#include <ccan/mem/mem.h>
#include <ccan/tal/str/str.h>
@ -100,6 +101,11 @@ void fromwire_pubkey(const u8 **cursor, size_t *max, struct pubkey *pubkey)
fail_pull(cursor, max);
}
void fromwire_privkey(const u8 **cursor, size_t *max, struct privkey *privkey)
{
fromwire(cursor, max, privkey->secret, sizeof(privkey->secret));
}
void fromwire_secp256k1_ecdsa_signature(const u8 **cursor,
size_t *max, secp256k1_ecdsa_signature *sig)
{
@ -132,6 +138,12 @@ void fromwire_sha256(const u8 **cursor, size_t *max, struct sha256 *sha256)
fromwire(cursor, max, sha256, sizeof(*sha256));
}
void fromwire_sha256_double(const u8 **cursor, size_t *max,
struct sha256_double *sha256d)
{
fromwire_sha256(cursor, max, &sha256d->sha);
}
void fromwire_ipv6(const u8 **cursor, size_t *max, struct ipv6 *ipv6)
{
fromwire(cursor, max, ipv6, sizeof(*ipv6));
@ -142,6 +154,30 @@ void fromwire_u8_array(const u8 **cursor, size_t *max, u8 *arr, size_t num)
fromwire(cursor, max, arr, num);
}
void fromwire_u32_array(const u8 **cursor, size_t *max, u32 *arr, size_t num)
{
size_t i;
for (i = 0; i < num; i++)
arr[i] = fromwire_u32(cursor, max);
}
void fromwire_u64_array(const u8 **cursor, size_t *max, u64 *arr, size_t num)
{
size_t i;
for (i = 0; i < num; i++)
arr[i] = fromwire_u64(cursor, max);
}
void fromwire_bool_array(const u8 **cursor, size_t *max, bool *arr, size_t num)
{
size_t i;
for (i = 0; i < num; i++)
arr[i] = fromwire_bool(cursor, max);
}
void fromwire_pad(const u8 **cursor, size_t *max, size_t num)
{
fromwire(cursor, max, NULL, num);
@ -156,6 +192,14 @@ void fromwire_secp256k1_ecdsa_signature_array(const u8 **cursor, size_t *max,
fromwire_secp256k1_ecdsa_signature(cursor, max, arr + i);
}
void fromwire_sha256_double_array(const u8 **cursor, size_t *max,
struct sha256_double *arr, size_t num)
{
size_t i;
for (i = 0; i < num; i++)
fromwire_sha256_double(cursor, max, arr + i);
}
static char *fmt_channel_id(const tal_t *ctx, const struct channel_id *id)
{
return tal_fmt(ctx, "%u/%u/%u", id->blocknum, id->txnum, id->outnum);

44
wire/towire.c
View File

@ -1,5 +1,6 @@
#include "utils.h"
#include "wire.h"
#include <bitcoin/shadouble.h>
#include <ccan/endian/endian.h>
#include <ccan/mem/mem.h>
#include <ccan/tal/tal.h>
@ -52,6 +53,11 @@ void towire_pubkey(u8 **pptr, const struct pubkey *pubkey)
towire(pptr, output, outputlen);
}
void towire_privkey(u8 **pptr, const struct privkey *privkey)
{
towire(pptr, privkey->secret, sizeof(privkey->secret));
}
void towire_secp256k1_ecdsa_signature(u8 **pptr,
const secp256k1_ecdsa_signature *sig)
{
@ -77,6 +83,11 @@ void towire_sha256(u8 **pptr, const struct sha256 *sha256)
towire(pptr, sha256, sizeof(*sha256));
}
void towire_sha256_double(u8 **pptr, const struct sha256_double *sha256d)
{
towire_sha256(pptr, &sha256d->sha);
}
void towire_ipv6(u8 **pptr, const struct ipv6 *ipv6)
{
towire(pptr, ipv6, sizeof(*ipv6));
@ -87,6 +98,30 @@ void towire_u8_array(u8 **pptr, const u8 *arr, size_t num)
towire(pptr, arr, num);
}
void towire_u32_array(u8 **pptr, const u32 *arr, size_t num)
{
size_t i;
for (i = 0; i < num; i++)
towire_u32(pptr, arr[i]);
}
void towire_u64_array(u8 **pptr, const u64 *arr, size_t num)
{
size_t i;
for (i = 0; i < num; i++)
towire_u64(pptr, arr[i]);
}
void towire_bool_array(u8 **pptr, const bool *arr, size_t num)
{
size_t i;
for (i = 0; i < num; i++)
towire_bool(pptr, arr[i]);
}
void towire_pad(u8 **pptr, size_t num)
{
/* Simply insert zeros. */
@ -104,3 +139,12 @@ void towire_secp256k1_ecdsa_signature_array(u8 **pptr,
for (i = 0; i < num; i++)
towire_secp256k1_ecdsa_signature(pptr, arr+i);
}
void towire_sha256_double_array(u8 **pptr,
const struct sha256_double *arr, size_t num)
{
size_t i;
for (i = 0; i < num; i++)
towire_sha256_double(pptr, arr+i);
}

24
wire/wire.h
View File

@ -1,14 +1,14 @@
#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 pubkey;
struct sha256;
struct channel_id {
u32 blocknum;
u32 txnum : 24;
@ -23,10 +23,12 @@ 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);
@ -36,8 +38,13 @@ 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);
@ -46,18 +53,25 @@ 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_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 */