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Add function to linearize tx into bytes, by generalizing hash code.

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Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
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Rusty Russell
2015-06-02 13:16:05 +09:30
parent 393400fa39
commit bd38003db6
2 changed files with 70 additions and 23 deletions
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3
bitcoin_tx.h
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@@ -39,6 +39,9 @@ void bitcoin_txid(const struct bitcoin_tx *tx, struct sha256_double *txid);
/* Useful for signature code. */
void sha256_tx(struct sha256_ctx *ctx, const struct bitcoin_tx *tx);
/* Linear bytes of tx. */
u8 *linearize_tx(const tal_t *ctx, const struct bitcoin_tx *tx);
/* Allocate a tx: you just need to fill in inputs and outputs (they're
* zeroed with inputs' sequence_number set to FFFFFFFF) */
struct bitcoin_tx *bitcoin_tx(const tal_t *ctx, varint_t input_count,