aljaz/lightning
1
0
Fork 0
mirror of https://github.com/aljazceru/lightning.git synced 2025-12-19 15:14:23 +01:00
Code Issues Packages Projects Releases Wiki Activity

psbt: psbt_has_serial_id -> psbt_find_serial_id

Browse Source 
Cleans up some awkward spots in the code, makes the footprint a bit
neater

Suggested-By: @rustyrussell
This commit is contained in:
niftynei
2020-09-09 19:40:29 +09:30
committed by Rusty Russell
parent c50f377a85
commit aef5a5a0e5
4 changed files with 54 additions and 50 deletions
Download Patch File Download Diff File Expand all files Collapse all files

72
openingd/dualopend.c
View File

@@ -629,7 +629,7 @@ static bool run_tx_interactive(struct state *state, struct wally_psbt **orig_psb
* ...
* - it recieves a duplicate `serial_id`
*/
if (psbt_has_serial_input(psbt, serial_id))
if (psbt_find_serial_input(psbt, serial_id) != -1)
peer_failed(state->pps, &state->channel_id,
"Duplicate serial_id rcvd. %u", serial_id);
@@ -703,7 +703,7 @@ static bool run_tx_interactive(struct state *state, struct wally_psbt **orig_psb
break;
}
case WIRE_TX_REMOVE_INPUT: {
bool input_found = false;
int input_index;
if (!fromwire_tx_remove_input(msg, &cid, &serial_id))
peer_failed(state->pps, &state->channel_id,
@@ -712,24 +712,21 @@ static bool run_tx_interactive(struct state *state, struct wally_psbt **orig_psb
check_channel_id(state, &cid, &state->channel_id);
for (size_t i = 0; i < psbt->num_inputs; i++) {
u16 input_serial;
if (!psbt_get_serial_id(&psbt->inputs[i].unknowns,
&input_serial)) {
peer_failed(state->pps, &state->channel_id,
"No input added with serial_id %u",
serial_id);
}
if (input_serial == serial_id) {
psbt_rm_input(psbt, i);
input_found = true;
break;
}
}
if (!input_found)
/* BOLT-fe0351ca2cea3105c4f2eb18c571afca9d21c85b #2
* The sending node:
* - MUST NOT send a `tx_remove_input` for an
* input which is not theirs */
if (serial_id % 2 != 0)
peer_failed(state->pps, &state->channel_id,
"Invalid serial_id rcvd. %u", serial_id);
input_index = psbt_find_serial_input(psbt, serial_id);
if (input_index == -1)
peer_failed(state->pps, &state->channel_id,
"No input added with serial_id %u",
serial_id);
psbt_rm_input(psbt, input_index);
break;
}
case WIRE_TX_ADD_OUTPUT: {
@@ -745,7 +742,18 @@ static bool run_tx_interactive(struct state *state, struct wally_psbt **orig_psb
tal_hex(tmpctx, msg));
check_channel_id(state, &cid, &state->channel_id);
if (psbt_has_serial_output(psbt, serial_id))
/* BOLT-fe0351ca2cea3105c4f2eb18c571afca9d21c85b #2
* The receiving node:
* ...
* - MUST fail the transaction collaboration if:
* ...
* - it receives a `serial_id` from the peer with the
* incorrect parity */
if (serial_id % 2 != 0)
peer_failed(state->pps, &state->channel_id,
"Invalid serial_id rcvd. %u", serial_id);
if (psbt_find_serial_output(psbt, serial_id) != -1)
peer_failed(state->pps, &state->channel_id,
"Duplicate serial_id rcvd. %u", serial_id);
amt = amount_sat(value);
@@ -754,7 +762,7 @@ static bool run_tx_interactive(struct state *state, struct wally_psbt **orig_psb
break;
}
case WIRE_TX_REMOVE_OUTPUT: {
bool out_found = false;
int output_index;
if (!fromwire_tx_remove_output(msg, &cid, &serial_id))
peer_failed(state->pps, &state->channel_id,
@@ -763,24 +771,20 @@ static bool run_tx_interactive(struct state *state, struct wally_psbt **orig_psb
check_channel_id(state, &cid, &state->channel_id);
for (size_t i = 0; i < psbt->num_outputs; i++) {
u16 output_serial;
if (!psbt_get_serial_id(&psbt->outputs[i].unknowns,
&output_serial)) {
peer_failed(state->pps, &state->channel_id,
"No output added with serial_id %u",
serial_id);
}
if (output_serial == serial_id) {
psbt_rm_output(psbt, i);
out_found = true;
break;
}
}
if (!out_found)
/* BOLT-fe0351ca2cea3105c4f2eb18c571afca9d21c85b #2
* The sending node:
* - MUST NOT send a `tx_remove_ouput` for an
* input which is not theirs */
if (serial_id % 2 != 0)
peer_failed(state->pps, &state->channel_id,
"Invalid serial_id rcvd. %u", serial_id);
output_index = psbt_find_serial_output(psbt, serial_id);
if (output_index == -1)
peer_failed(state->pps, &state->channel_id,
"No output added with serial_id %u",
serial_id);
psbt_rm_output(psbt, output_index);
break;
}
case WIRE_TX_COMPLETE: