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27220646c3
core-lightning/common/test/run-funding_tx.c
Rusty Russell 27220646c3 common/wire: move bitcoin-specific marshalling functions into bitcoin files. 
We did this originally because these types are referred to in the bolts, and we
had no way of injecting the correct include lines into those.  Now we do, so
there's less excuse for this.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
2020-05-18 14:51:12 +02:00

240 lines
9.4 KiB
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#include <assert.h>
#include <bitcoin/address.h>
#include <bitcoin/base58.h>
#include <bitcoin/privkey.h>
#include <bitcoin/pubkey.h>
#include <ccan/str/hex/hex.h>
#include <common/type_to_string.h>
#include <common/utils.h>
#include <inttypes.h>
#include <stdio.h>
#include "../amount.c"
#define SUPERVERBOSE printf
#include "../funding_tx.c"
#undef SUPERVERBOSE
#include "../key_derive.c"
#include "../type_to_string.c"
#include "../permute_tx.c"
#include "../utxo.c"
/* AUTOGENERATED MOCKS START */
/* Generated stub for fromwire_amount_sat */
struct amount_sat fromwire_amount_sat(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_amount_sat called!\n"); abort(); }
/* Generated stub for fromwire_bool */
bool fromwire_bool(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_bool called!\n"); abort(); }
/* Generated stub for fromwire_fail */
const void *fromwire_fail(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_fail called!\n"); abort(); }
/* Generated stub for fromwire_node_id */
void fromwire_node_id(const u8 **cursor UNNEEDED, size_t *max UNNEEDED, struct node_id *id UNNEEDED)
{ fprintf(stderr, "fromwire_node_id called!\n"); abort(); }
/* Generated stub for fromwire_pubkey */
void fromwire_pubkey(const u8 **cursor UNNEEDED, size_t *max UNNEEDED, struct pubkey *pubkey UNNEEDED)
{ fprintf(stderr, "fromwire_pubkey called!\n"); abort(); }
/* Generated stub for fromwire_secp256k1_ecdsa_signature */
void fromwire_secp256k1_ecdsa_signature(const u8 **cursor UNNEEDED, size_t *max UNNEEDED,
secp256k1_ecdsa_signature *signature UNNEEDED)
{ fprintf(stderr, "fromwire_secp256k1_ecdsa_signature called!\n"); abort(); }
/* Generated stub for fromwire_sha256_double */
void fromwire_sha256_double(const u8 **cursor UNNEEDED, size_t *max UNNEEDED,
struct sha256_double *sha256d UNNEEDED)
{ fprintf(stderr, "fromwire_sha256_double called!\n"); abort(); }
/* Generated stub for fromwire_tal_arrn */
u8 *fromwire_tal_arrn(const tal_t *ctx UNNEEDED,
const u8 **cursor UNNEEDED, size_t *max UNNEEDED, size_t num UNNEEDED)
{ fprintf(stderr, "fromwire_tal_arrn called!\n"); abort(); }
/* Generated stub for fromwire_u16 */
u16 fromwire_u16(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_u16 called!\n"); abort(); }
/* Generated stub for fromwire_u32 */
u32 fromwire_u32(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_u32 called!\n"); abort(); }
/* Generated stub for fromwire_u64 */
u64 fromwire_u64(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_u64 called!\n"); abort(); }
/* Generated stub for fromwire_u8 */
u8 fromwire_u8(const u8 **cursor UNNEEDED, size_t *max UNNEEDED)
{ fprintf(stderr, "fromwire_u8 called!\n"); abort(); }
/* Generated stub for towire_amount_sat */
void towire_amount_sat(u8 **pptr UNNEEDED, const struct amount_sat sat UNNEEDED)
{ fprintf(stderr, "towire_amount_sat called!\n"); abort(); }
/* Generated stub for towire_bool */
void towire_bool(u8 **pptr UNNEEDED, bool v UNNEEDED)
{ fprintf(stderr, "towire_bool called!\n"); abort(); }
/* Generated stub for towire_node_id */
void towire_node_id(u8 **pptr UNNEEDED, const struct node_id *id UNNEEDED)
{ fprintf(stderr, "towire_node_id called!\n"); abort(); }
/* Generated stub for towire_pubkey */
void towire_pubkey(u8 **pptr UNNEEDED, const struct pubkey *pubkey UNNEEDED)
{ fprintf(stderr, "towire_pubkey called!\n"); abort(); }
/* Generated stub for towire_secp256k1_ecdsa_signature */
void towire_secp256k1_ecdsa_signature(u8 **pptr UNNEEDED,
const secp256k1_ecdsa_signature *signature UNNEEDED)
{ fprintf(stderr, "towire_secp256k1_ecdsa_signature called!\n"); abort(); }
/* Generated stub for towire_sha256_double */
void towire_sha256_double(u8 **pptr UNNEEDED, const struct sha256_double *sha256d UNNEEDED)
{ fprintf(stderr, "towire_sha256_double called!\n"); abort(); }
/* Generated stub for towire_u16 */
void towire_u16(u8 **pptr UNNEEDED, u16 v UNNEEDED)
{ fprintf(stderr, "towire_u16 called!\n"); abort(); }
/* Generated stub for towire_u32 */
void towire_u32(u8 **pptr UNNEEDED, u32 v UNNEEDED)
{ fprintf(stderr, "towire_u32 called!\n"); abort(); }
/* Generated stub for towire_u64 */
void towire_u64(u8 **pptr UNNEEDED, u64 v UNNEEDED)
{ fprintf(stderr, "towire_u64 called!\n"); abort(); }
/* Generated stub for towire_u8 */
void towire_u8(u8 **pptr UNNEEDED, u8 v UNNEEDED)
{ fprintf(stderr, "towire_u8 called!\n"); abort(); }
/* Generated stub for towire_u8_array */
void towire_u8_array(u8 **pptr UNNEEDED, const u8 *arr UNNEEDED, size_t num UNNEEDED)
{ fprintf(stderr, "towire_u8_array called!\n"); abort(); }
/* AUTOGENERATED MOCKS END */
#if 0
static struct sha256 sha256_from_hex(const char *hex)
{
struct sha256 sha256;
if (strstarts(hex, "0x"))
hex += 2;
if (!hex_decode(hex, strlen(hex), &sha256, sizeof(sha256)))
abort();
return sha256;
}
static struct privkey privkey_from_hex(const char *hex)
{
struct privkey pk;
size_t len;
if (strstarts(hex, "0x"))
hex += 2;
len = strlen(hex);
if (len == 66 && strends(hex, "01"))
len -= 2;
if (!hex_decode(hex, len, &pk, sizeof(pk)))
abort();
return pk;
}
#endif
int main(void)
{
setup_locale();
struct bitcoin_tx *input, *funding;
struct amount_sat fee, change;
struct pubkey local_funding_pubkey, remote_funding_pubkey;
struct privkey input_privkey;
struct pubkey inputkey;
bool testnet;
struct utxo utxo;
const struct utxo **utxomap;
struct amount_sat funding_sat;
u16 funding_outnum;
u8 *subscript, *script;
struct bitcoin_signature sig;
struct bitcoin_address addr;
struct amount_sat tmpamt;
struct amount_asset asset;
secp256k1_ctx = secp256k1_context_create(SECP256K1_CONTEXT_VERIFY
| SECP256K1_CONTEXT_SIGN);
setup_tmpctx();
chainparams = chainparams_for_network("bitcoin");
/* BOLT #3:
*
* Block 1 coinbase transaction: 01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff03510101ffffffff0100f2052a010000001976a9143ca33c2e4446f4a305f23c80df8ad1afdcf652f988ac00000000
*/
input = bitcoin_tx_from_hex(tmpctx,
"01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff03510101ffffffff0100f2052a010000001976a9143ca33c2e4446f4a305f23c80df8ad1afdcf652f988ac00000000",
strlen("01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff03510101ffffffff0100f2052a010000001976a9143ca33c2e4446f4a305f23c80df8ad1afdcf652f988ac00000000"));
input->chainparams = chainparams_for_network("bitcoin");
assert(input);
/* BOLT #3:
* Block 1 coinbase privkey: 6bd078650fcee8444e4e09825227b801a1ca928debb750eb36e6d56124bb20e801
* # privkey in base58: cRCH7YNcarfvaiY1GWUKQrRGmoezvfAiqHtdRvxe16shzbd7LDMz
*/
if (!key_from_base58("cRCH7YNcarfvaiY1GWUKQrRGmoezvfAiqHtdRvxe16shzbd7LDMz", strlen("cRCH7YNcarfvaiY1GWUKQrRGmoezvfAiqHtdRvxe16shzbd7LDMz"),
&testnet, &input_privkey, &inputkey))
abort();
assert(testnet);
printf("* Block 1 coinbase privkey: %s\n",
type_to_string(tmpctx, struct privkey, &input_privkey));
/* BOLT #3:
*
* The funding transaction is paid to the following pubkeys:
*
* local_funding_pubkey: 023da092f6980e58d2c037173180e9a465476026ee50f96695963e8efe436f54eb
* remote_funding_pubkey: 030e9f7b623d2ccc7c9bd44d66d5ce21ce504c0acf6385a132cec6d3c39fa711c1
*/
if (!pubkey_from_hexstr("023da092f6980e58d2c037173180e9a465476026ee50f96695963e8efe436f54eb",
strlen("023da092f6980e58d2c037173180e9a465476026ee50f96695963e8efe436f54eb"),
&local_funding_pubkey))
abort();
if (!pubkey_from_hexstr("030e9f7b623d2ccc7c9bd44d66d5ce21ce504c0acf6385a132cec6d3c39fa711c1",
strlen("030e9f7b623d2ccc7c9bd44d66d5ce21ce504c0acf6385a132cec6d3c39fa711c1"),
&remote_funding_pubkey))
abort();
bitcoin_txid(input, &utxo.txid);
utxo.outnum = 0;
utxo.amount = AMOUNT_SAT(5000000000);
utxo.is_p2sh = false;
utxo.close_info = NULL;
funding_sat = AMOUNT_SAT(10000000);
fee = AMOUNT_SAT(13920);
printf("input[0] txid: %s\n",
tal_hexstr(tmpctx, &utxo.txid, sizeof(utxo.txid)));
printf("input[0] input: %u\n", utxo.outnum);
printf("input[0] satoshis: %s\n",
type_to_string(tmpctx, struct amount_sat, &utxo.amount));
printf("funding: %s\n",
type_to_string(tmpctx, struct amount_sat, &funding_sat));
utxomap = tal_arr(tmpctx, const struct utxo *, 1);
utxomap[0] = &utxo;
if (!amount_sat_sub(&change, utxo.amount, funding_sat)
|| !amount_sat_sub(&change, change, fee))
abort();
funding = funding_tx(tmpctx, chainparams,
&funding_outnum, utxomap,
funding_sat,
&local_funding_pubkey,
&remote_funding_pubkey,
change,
&inputkey, NULL);
printf("# fee: %s\n",
type_to_string(tmpctx, struct amount_sat, &fee));
asset = bitcoin_tx_output_get_amount(funding, !funding_outnum);
assert(amount_asset_is_main(&asset));
tmpamt = amount_asset_to_sat(&asset);
printf("change: %s\n",
type_to_string(tmpctx, struct amount_sat,
&tmpamt));
printf("funding output: %u\n", funding_outnum);
pubkey_to_hash160(&inputkey, &addr.addr);
subscript = scriptpubkey_p2pkh(funding, &addr);
sign_tx_input(funding, 0, subscript, NULL, &input_privkey, &inputkey,
SIGHASH_ALL, &sig);
script = bitcoin_redeem_p2pkh(funding, &inputkey, &sig);
bitcoin_tx_input_set_script(funding, 0, script);
printf("funding tx: %s\n",
tal_hex(tmpctx, linearize_tx(tmpctx, funding)));
/* No memory leaks please */
secp256k1_context_destroy(secp256k1_ctx);
tal_free(tmpctx);
return 0;
}
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