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psbt: hoist up psbt_add_serials, so we can use it elsewhere

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We're going to use this in multifundchannel.
This commit is contained in:
niftynei
2020-10-14 20:21:30 -05:00
committed by Rusty Russell
parent b4773203bb
commit 9d4afd5880
3 changed files with 33 additions and 22 deletions
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22
lightningd/dual_open_control.c
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@@ -332,28 +332,6 @@ static bool psbt_side_contribs_changed(struct wally_psbt *orig,
return false;
}
/* Adds serials to inputs + outputs that don't have one yet */
static void psbt_add_serials(struct wally_psbt *psbt, enum tx_role role)
{
u16 serial_id;
for (size_t i = 0; i < psbt->num_inputs; i++) {
/* Skip ones that already have a serial id */
if (psbt_get_serial_id(&psbt->inputs[i].unknowns, &serial_id))
continue;
serial_id = psbt_new_input_serial(psbt, role);
psbt_input_set_serial_id(psbt, &psbt->inputs[i], serial_id);
}
for (size_t i = 0; i < psbt->num_outputs; i++) {
/* Skip ones that already have a serial id */
if (psbt_get_serial_id(&psbt->outputs[i].unknowns, &serial_id))
continue;
serial_id = psbt_new_output_serial(psbt, role);
psbt_output_set_serial_id(psbt, &psbt->outputs[i], serial_id);
}
}
/* dualopend dies? Remove dualopend ptr from payload */
static void openchannel2_remove_dualopend(struct subd *dualopend,
struct openchannel2_payload *payload)