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spec: remove encoding byte from checksums.

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Make the TLV element a simple array.  This is a bit neater, in fact, and
makes the test vectors in that 557 PR work.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Rusty Russell 2019-08-10 01:40:01 +09:30
parent 8abd850d3c
commit f6cf4bf62a
2 changed files with 7 additions and 26 deletions
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28
gossipd/gossipd.c
View File

@ -91,8 +91,7 @@ struct tlv_reply_channel_range_tlvs_timestamps_tlv {
};
struct tlv_reply_channel_range_tlvs_checksums_tlv {
u8 encoding_type;
u8 *encoded_checksums;
struct channel_update_checksums *checksums;
};
struct channel_update_timestamps {
@ -104,12 +103,6 @@ struct channel_update_checksums {
u32 checksum_node_id_2;
};
static void towire_channel_update_checksums(u8 **p,
const struct channel_update_checksums *channel_update_checksums)
{
abort();
}
static void towire_channel_update_timestamps(u8 **p,
const struct channel_update_timestamps *channel_update_timestamps)
{
@ -316,13 +309,6 @@ static void encoding_add_timestamps(u8 **encoded,
towire_channel_update_timestamps(encoded, ts);
}
/* Marshal a single channel_update_checksums */
static void encoding_add_checksums(u8 **encoded,
const struct channel_update_checksums *csums)
{
towire_channel_update_checksums(encoded, csums);
}
/* Marshal a single query flag (we don't query, so not currently used) */
static UNNEEDED void encoding_add_query_flag(u8 **encoded, bigsize_t flag)
{
@ -1074,7 +1060,8 @@ static bool queue_channel_ranges(struct peer *peer,
if (query_option_flags & QUERY_ADD_CHECKSUMS) {
csums = tal(tmpctx,
struct tlv_reply_channel_range_tlvs_checksums_tlv);
csums->encoded_checksums = encoding_start(csums);
csums->checksums
= tal_arr(csums, struct channel_update_checksums, 0);
} else
csums = NULL;
@ -1113,7 +1100,7 @@ static bool queue_channel_ranges(struct peer *peer,
&cs.checksum_node_id_2);
if (csums)
encoding_add_checksums(&csums->encoded_checksums, &cs);
tal_arr_expand(&csums->checksums, cs);
if (tstamps)
encoding_add_timestamps(&tstamps->encoded_timestamps,
&ts);
@ -1124,12 +1111,7 @@ static bool queue_channel_ranges(struct peer *peer,
/* If either of these can't fit in max_encoded_bytes by itself,
* it's over. */
if (csums) {
if (!encoding_end_external_type(&csums->encoded_checksums,
&csums->encoding_type,
max_encoded_bytes))
goto wont_fit;
/* 1 byte for encoding_type, too */
extension_bytes += 1 + tlv_len(csums->encoded_checksums);
extension_bytes += tlv_len(csums->checksums);
}
if (tstamps) {

5
wire/extracted_peer_experimental_csv
View File

@ -23,7 +23,7 @@
msgtype,reply_channel_range,264,gossip_queries
msgdata,reply_channel_range,chain_hash,chain_hash,
msgdata,reply_channel_range,first_blocknum,u32,
@@ -168,6 +189,20 @@
@@ -168,6 +189,19 @@
msgdata,reply_channel_range,complete,byte,
msgdata,reply_channel_range,len,u16,
msgdata,reply_channel_range,encoded_short_ids,byte,len
@ -33,8 +33,7 @@
+tlvdata,reply_channel_range_tlvs,timestamps_tlv,encoding_type,byte,
+tlvdata,reply_channel_range_tlvs,timestamps_tlv,encoded_timestamps,byte,...
+tlvtype,reply_channel_range_tlvs,checksums_tlv,3
+tlvdata,reply_channel_range_tlvs,checksums_tlv,encoding_type,byte,
+tlvdata,reply_channel_range_tlvs,checksums_tlv,encoded_checksums,byte,...
+tlvdata,reply_channel_range_tlvs,checksums_tlv,checksums,channel_update_checksums,...
+subtype,channel_update_timestamps
+subtypedata,channel_update_timestamps,timestamp_node_id_1,u32,
+subtypedata,channel_update_timestamps,timestamp_node_id_2,u32,