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wallet: Add outpointfilter for the utxoset

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Signed-off-by: Christian Decker <decker.christian@gmail.com>
This commit is contained in:
Christian Decker 2018-03-04 01:37:09 +01:00
parent ec014be2a8
commit d8d11e5689
2 changed files with 18 additions and 0 deletions
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14
wallet/wallet.c
View File

@ -18,13 +18,27 @@
static void outpointfilters_init(struct wallet *w)
{
sqlite3_stmt *stmt;
struct utxo **utxos = wallet_get_utxos(NULL, w, output_state_any);
struct bitcoin_txid txid;
u32 outnum;
w->owned_outpoints = outpointfilter_new(w);
for (size_t i = 0; i < tal_count(utxos); i++)
outpointfilter_add(w->owned_outpoints, &utxos[i]->txid, utxos[i]->outnum);
tal_free(utxos);
w->utxoset_outpoints = outpointfilter_new(w);
stmt = db_prepare(w->db, "SELECT txid, outnum FROM utxoset WHERE spendheight is NULL");
while (sqlite3_step(stmt) == SQLITE_ROW) {
sqlite3_column_sha256_double(stmt, 0, &txid.shad);
outnum = sqlite3_column_int(stmt, 1);
outpointfilter_add(w->utxoset_outpoints, &txid, outnum);
}
sqlite3_finalize(stmt);
}
struct wallet *wallet_new(struct lightningd *ld,

4
wallet/wallet.h
View File

@ -36,6 +36,10 @@ struct wallet {
/* Filter matching all outpoints corresponding to our owned outputs,
* including all spent ones */
struct outpointfilter *owned_outpoints;
/* Filter matching all outpoints that might be a funding transaction on
* the blockchain. This is currently all P2WSH outputs */
struct outpointfilter *utxoset_outpoints;
};
/* Possible states for tracked outputs in the database. Not sure yet