109 lines
2.8 KiB
C
109 lines
2.8 KiB
C
#include <wire/peer_wire.h>
|
|
|
|
static bool unknown_type(enum wire_type t)
|
|
{
|
|
switch (t) {
|
|
case WIRE_INIT:
|
|
case WIRE_ERROR:
|
|
case WIRE_OPEN_CHANNEL:
|
|
case WIRE_ACCEPT_CHANNEL:
|
|
case WIRE_FUNDING_CREATED:
|
|
case WIRE_FUNDING_SIGNED:
|
|
case WIRE_FUNDING_LOCKED:
|
|
case WIRE_SHUTDOWN:
|
|
case WIRE_CLOSING_SIGNED:
|
|
case WIRE_UPDATE_ADD_HTLC:
|
|
case WIRE_UPDATE_FULFILL_HTLC:
|
|
case WIRE_UPDATE_FAIL_HTLC:
|
|
case WIRE_UPDATE_FAIL_MALFORMED_HTLC:
|
|
case WIRE_COMMITMENT_SIGNED:
|
|
case WIRE_REVOKE_AND_ACK:
|
|
case WIRE_UPDATE_FEE:
|
|
case WIRE_CHANNEL_REESTABLISH:
|
|
case WIRE_ANNOUNCEMENT_SIGNATURES:
|
|
case WIRE_CHANNEL_ANNOUNCEMENT:
|
|
case WIRE_NODE_ANNOUNCEMENT:
|
|
case WIRE_CHANNEL_UPDATE:
|
|
case WIRE_PING:
|
|
case WIRE_PONG:
|
|
case WIRE_QUERY_SHORT_CHANNEL_IDS:
|
|
case WIRE_REPLY_SHORT_CHANNEL_IDS_END:
|
|
case WIRE_QUERY_CHANNEL_RANGE:
|
|
case WIRE_REPLY_CHANNEL_RANGE:
|
|
case WIRE_GOSSIP_TIMESTAMP_FILTER:
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool is_msg_for_gossipd(const u8 *cursor)
|
|
{
|
|
switch ((enum wire_type)fromwire_peektype(cursor)) {
|
|
case WIRE_CHANNEL_ANNOUNCEMENT:
|
|
case WIRE_NODE_ANNOUNCEMENT:
|
|
case WIRE_CHANNEL_UPDATE:
|
|
case WIRE_QUERY_SHORT_CHANNEL_IDS:
|
|
case WIRE_REPLY_SHORT_CHANNEL_IDS_END:
|
|
case WIRE_QUERY_CHANNEL_RANGE:
|
|
case WIRE_REPLY_CHANNEL_RANGE:
|
|
case WIRE_GOSSIP_TIMESTAMP_FILTER:
|
|
case WIRE_PING:
|
|
case WIRE_PONG:
|
|
return true;
|
|
case WIRE_INIT:
|
|
case WIRE_ERROR:
|
|
case WIRE_OPEN_CHANNEL:
|
|
case WIRE_ACCEPT_CHANNEL:
|
|
case WIRE_FUNDING_CREATED:
|
|
case WIRE_FUNDING_SIGNED:
|
|
case WIRE_FUNDING_LOCKED:
|
|
case WIRE_SHUTDOWN:
|
|
case WIRE_CLOSING_SIGNED:
|
|
case WIRE_UPDATE_ADD_HTLC:
|
|
case WIRE_UPDATE_FULFILL_HTLC:
|
|
case WIRE_UPDATE_FAIL_HTLC:
|
|
case WIRE_UPDATE_FAIL_MALFORMED_HTLC:
|
|
case WIRE_COMMITMENT_SIGNED:
|
|
case WIRE_REVOKE_AND_ACK:
|
|
case WIRE_UPDATE_FEE:
|
|
case WIRE_CHANNEL_REESTABLISH:
|
|
case WIRE_ANNOUNCEMENT_SIGNATURES:
|
|
break;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/* Return true if it's an unknown ODD message. cursor is a tal ptr. */
|
|
bool is_unknown_msg_discardable(const u8 *cursor)
|
|
{
|
|
enum wire_type t = fromwire_peektype(cursor);
|
|
return unknown_type(t) && (t & 1);
|
|
}
|
|
|
|
/* Extract channel_id from various packets, return true if possible. */
|
|
bool extract_channel_id(const u8 *in_pkt, struct channel_id *channel_id)
|
|
{
|
|
u64 ignored_u64;
|
|
u32 ignored_u32;
|
|
u16 ignored_u16;
|
|
u8 ignored_u8;
|
|
struct pubkey ignored_pubkey;
|
|
struct bitcoin_blkid ignored_chainhash;
|
|
|
|
if (fromwire_channel_reestablish(in_pkt, channel_id,
|
|
&ignored_u64, &ignored_u64))
|
|
return true;
|
|
if (fromwire_open_channel(in_pkt, &ignored_chainhash,
|
|
channel_id, &ignored_u64,
|
|
&ignored_u64, &ignored_u64,
|
|
&ignored_u64, &ignored_u64,
|
|
&ignored_u64, &ignored_u32,
|
|
&ignored_u16, &ignored_u16,
|
|
&ignored_pubkey, &ignored_pubkey,
|
|
&ignored_pubkey, &ignored_pubkey,
|
|
&ignored_pubkey, &ignored_pubkey,
|
|
&ignored_u8))
|
|
return true;
|
|
return false;
|
|
}
|