txfilter: Expose the txfilter_add_scriptpubkey function

Signed-off-by: Christian Decker <decker.christian@gmail.com>

lightningd/txfilter.c

@@ -17,7 +17,7 @@ struct txfilter *txfilter_new(const tal_t *ctx)
 	return filter;
 }
 
-static void txfilter_add_scriptpubkey(struct txfilter *filter, u8 *script)
+void txfilter_add_scriptpubkey(struct txfilter *filter, u8 *script)
 {
 	size_t count = tal_count(filter->scriptpubkeys);
 	tal_resize(&filter->scriptpubkeys, count + 1);

lightningd/txfilter.h

@@ -28,4 +28,9 @@ void txfilter_add_derkey(struct txfilter *filter, u8 derkey[PUBKEY_DER_LEN]);
  */
 bool txfilter_match(const struct txfilter *filter, const struct bitcoin_tx *tx);
 
+/**
+ * txfilter_add_scriptpubkey -- Add a serialized scriptpubkey to the filter
+ */
+void txfilter_add_scriptpubkey(struct txfilter *filter, u8 *script);
+
 #endif /* LIGHTNING_LIGHTNINGD_TXFILTER_H */