mirror of
https://github.com/ElementsProject/lightning.git
synced 2024-11-19 18:11:28 +01:00
7401b26824
Before: Ten builds, laptop -j5, no ccache: ``` real 0m36.686000-38.956000(38.608+/-0.65)s user 2m32.864000-42.253000(40.7545+/-2.7)s sys 0m16.618000-18.316000(17.8531+/-0.48)s ``` Ten builds, laptop -j5, ccache (warm): ``` real 0m8.212000-8.577000(8.39989+/-0.13)s user 0m12.731000-13.212000(12.9751+/-0.17)s sys 0m3.697000-3.902000(3.83722+/-0.064)s ``` After: Ten builds, laptop -j5, no ccache: 8% faster ``` real 0m33.802000-35.773000(35.468+/-0.54)s user 2m19.073000-27.754000(26.2542+/-2.3)s sys 0m15.784000-17.173000(16.7165+/-0.37)s ``` Ten builds, laptop -j5, ccache (warm): 1% faster ``` real 0m8.200000-8.485000(8.30138+/-0.097)s user 0m12.485000-13.100000(12.7344+/-0.19)s sys 0m3.702000-3.889000(3.78787+/-0.056)s ``` Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
145 lines
2.8 KiB
C
145 lines
2.8 KiB
C
#include "wire.h"
|
|
#include <assert.h>
|
|
#include <ccan/crypto/siphash24/siphash24.h>
|
|
#include <ccan/endian/endian.h>
|
|
#include <ccan/mem/mem.h>
|
|
#include <common/utils.h>
|
|
|
|
void towire(u8 **pptr, const void *data, size_t len)
|
|
{
|
|
size_t oldsize = tal_count(*pptr);
|
|
|
|
tal_resize(pptr, oldsize + len);
|
|
memcpy(*pptr + oldsize, memcheck(data, len), len);
|
|
}
|
|
|
|
void towire_u8(u8 **pptr, u8 v)
|
|
{
|
|
towire(pptr, &v, sizeof(v));
|
|
}
|
|
|
|
void towire_u16(u8 **pptr, u16 v)
|
|
{
|
|
be16 l = cpu_to_be16(v);
|
|
towire(pptr, &l, sizeof(l));
|
|
}
|
|
|
|
void towire_u32(u8 **pptr, u32 v)
|
|
{
|
|
be32 l = cpu_to_be32(v);
|
|
towire(pptr, &l, sizeof(l));
|
|
}
|
|
|
|
void towire_u64(u8 **pptr, u64 v)
|
|
{
|
|
be64 l = cpu_to_be64(v);
|
|
towire(pptr, &l, sizeof(l));
|
|
}
|
|
|
|
static void towire_tlv_uint(u8 **pptr, u64 v)
|
|
{
|
|
u8 bytes[8];
|
|
size_t num_zeroes;
|
|
be64 val;
|
|
|
|
val = cpu_to_be64(v);
|
|
BUILD_ASSERT(sizeof(val) == sizeof(bytes));
|
|
memcpy(bytes, &val, sizeof(bytes));
|
|
|
|
for (num_zeroes = 0; num_zeroes < sizeof(bytes); num_zeroes++)
|
|
if (bytes[num_zeroes] != 0)
|
|
break;
|
|
|
|
towire(pptr, bytes + num_zeroes, sizeof(bytes) - num_zeroes);
|
|
}
|
|
|
|
void towire_tu16(u8 **pptr, u16 v)
|
|
{
|
|
return towire_tlv_uint(pptr, v);
|
|
}
|
|
|
|
void towire_tu32(u8 **pptr, u32 v)
|
|
{
|
|
return towire_tlv_uint(pptr, v);
|
|
}
|
|
|
|
void towire_tu64(u8 **pptr, u64 v)
|
|
{
|
|
return towire_tlv_uint(pptr, v);
|
|
}
|
|
|
|
void towire_bool(u8 **pptr, bool v)
|
|
{
|
|
u8 val = v;
|
|
towire(pptr, &val, sizeof(val));
|
|
}
|
|
|
|
void towire_errcode_t(u8 **pptr, errcode_t v)
|
|
{
|
|
towire_u32(pptr, (u32)v);
|
|
}
|
|
|
|
void towire_secp256k1_ecdsa_signature(u8 **pptr,
|
|
const secp256k1_ecdsa_signature *sig)
|
|
{
|
|
u8 compact[64];
|
|
|
|
secp256k1_ecdsa_signature_serialize_compact(secp256k1_ctx,
|
|
compact, sig);
|
|
towire(pptr, compact, sizeof(compact));
|
|
}
|
|
|
|
void towire_secp256k1_ecdsa_recoverable_signature(u8 **pptr,
|
|
const secp256k1_ecdsa_recoverable_signature *rsig)
|
|
{
|
|
u8 compact[64];
|
|
int recid;
|
|
|
|
secp256k1_ecdsa_recoverable_signature_serialize_compact(secp256k1_ctx,
|
|
compact,
|
|
&recid,
|
|
rsig);
|
|
towire(pptr, compact, sizeof(compact));
|
|
towire_u8(pptr, recid);
|
|
}
|
|
|
|
void towire_sha256(u8 **pptr, const struct sha256 *sha256)
|
|
{
|
|
towire(pptr, sha256, sizeof(*sha256));
|
|
}
|
|
|
|
void towire_ripemd160(u8 **pptr, const struct ripemd160 *ripemd)
|
|
{
|
|
towire(pptr, ripemd, sizeof(*ripemd));
|
|
}
|
|
|
|
void towire_u8_array(u8 **pptr, const u8 *arr, size_t num)
|
|
{
|
|
towire(pptr, arr, num);
|
|
}
|
|
|
|
void towire_utf8_array(u8 **pptr, const char *arr, size_t num)
|
|
{
|
|
assert(utf8_check(arr, num));
|
|
towire(pptr, arr, num);
|
|
}
|
|
|
|
void towire_pad(u8 **pptr, size_t num)
|
|
{
|
|
/* Simply insert zeros. */
|
|
size_t oldsize = tal_count(*pptr);
|
|
|
|
tal_resize(pptr, oldsize + num);
|
|
memset(*pptr + oldsize, 0, num);
|
|
}
|
|
|
|
void towire_wirestring(u8 **pptr, const char *str)
|
|
{
|
|
towire(pptr, str, strlen(str) + 1);
|
|
}
|
|
|
|
void towire_siphash_seed(u8 **pptr, const struct siphash_seed *seed)
|
|
{
|
|
towire(pptr, seed, sizeof(*seed));
|
|
}
|