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#include <ccan/array_size/array_size.h>
#include <common/bolt11.h>
#include <common/wireaddr.h>
#include <lightningd/gossip_msg.h>
#include <wire/wire.h>
7 years ago
struct gossip_getnodes_entry *fromwire_gossip_getnodes_entry(const tal_t *ctx,
const u8 **pptr, size_t *max)
{
u8 numaddresses, i;
struct gossip_getnodes_entry *entry;
u16 flen;
entry = tal(ctx, struct gossip_getnodes_entry);
fromwire_node_id(pptr, max, &entry->nodeid);
entry->last_timestamp = fromwire_u64(pptr, max);
if (entry->last_timestamp < 0) {
entry->addresses = NULL;
return entry;
}
flen = fromwire_u16(pptr, max);
entry->features = fromwire_tal_arrn(entry, pptr, max, flen);
numaddresses = fromwire_u8(pptr, max);
entry->addresses = tal_arr(entry, struct wireaddr, numaddresses);
for (i=0; i<numaddresses; i++) {
/* Gossipd doesn't hand us addresses we can't understand. */
if (!fromwire_wireaddr(pptr, max, &entry->addresses[i])) {
fromwire_fail(pptr, max);
return NULL;
}
}
fromwire(pptr, max, entry->alias, ARRAY_SIZE(entry->alias));
fromwire(pptr, max, entry->color, ARRAY_SIZE(entry->color));
return entry;
}
7 years ago
void towire_gossip_getnodes_entry(u8 **pptr,
const struct gossip_getnodes_entry *entry)
{
towire_node_id(pptr, &entry->nodeid);
towire_u64(pptr, entry->last_timestamp);
if (entry->last_timestamp < 0)
return;
towire_u16(pptr, tal_count(entry->features));
towire_u8_array(pptr, entry->features, tal_count(entry->features));
towire_u8(pptr, tal_count(entry->addresses));
for (size_t i = 0; i < tal_count(entry->addresses); i++) {
towire_wireaddr(pptr, &entry->addresses[i]);
}
towire(pptr, entry->alias, ARRAY_SIZE(entry->alias));
towire(pptr, entry->color, ARRAY_SIZE(entry->color));
}
struct route_hop *fromwire_route_hop(const tal_t *ctx,
const u8 **pptr, size_t *max)
{
struct route_hop *entry = tal(ctx, struct route_hop);
size_t enclen;
fromwire_node_id(pptr, max, &entry->nodeid);
fromwire_short_channel_id(pptr, max, &entry->channel_id);
entry->direction = fromwire_u8(pptr, max);
entry->amount = fromwire_amount_msat(pptr, max);
entry->delay = fromwire_u32(pptr, max);
entry->style = fromwire_u8(pptr, max);
if (fromwire_bool(pptr, max)) {
entry->blinding = tal(entry, struct pubkey);
fromwire_pubkey(pptr, max, entry->blinding);
}
enclen = fromwire_u16(pptr, max);
if (enclen)
entry->enctlv = fromwire_tal_arrn(entry, pptr, max, enclen);
else
entry->enctlv = NULL;
return entry;
}
void towire_route_hop(u8 **pptr, const struct route_hop *entry)
{
towire_node_id(pptr, &entry->nodeid);
towire_short_channel_id(pptr, &entry->channel_id);
towire_u8(pptr, entry->direction);
towire_amount_msat(pptr, entry->amount);
towire_u32(pptr, entry->delay);
towire_u8(pptr, entry->style);
if (entry->blinding) {
towire_bool(pptr, true);
towire_pubkey(pptr, entry->blinding);
} else
towire_bool(pptr, false);
towire_u16(pptr, tal_bytelen(entry->enctlv));
towire_u8_array(pptr, entry->enctlv, tal_bytelen(entry->enctlv));
}
void fromwire_route_info(const u8 **pptr, size_t *max, struct route_info *entry)
{
fromwire_node_id(pptr, max, &entry->pubkey);
fromwire_short_channel_id(pptr, max, &entry->short_channel_id);
entry->fee_base_msat = fromwire_u32(pptr, max);
entry->fee_proportional_millionths = fromwire_u32(pptr, max);
entry->cltv_expiry_delta = fromwire_u16(pptr, max);
}
void towire_route_info(u8 **pptr, const struct route_info *entry)
{
towire_node_id(pptr, &entry->pubkey);
towire_short_channel_id(pptr, &entry->short_channel_id);
towire_u32(pptr, entry->fee_base_msat);
towire_u32(pptr, entry->fee_proportional_millionths);
towire_u16(pptr, entry->cltv_expiry_delta);
}
static void fromwire_gossip_halfchannel_entry(const u8 **pptr, size_t *max,
struct gossip_halfchannel_entry *entry)
{
entry->message_flags = fromwire_u8(pptr, max);
entry->channel_flags = fromwire_u8(pptr, max);
entry->last_update_timestamp = fromwire_u32(pptr, max);
entry->delay = fromwire_u32(pptr, max);
entry->base_fee_msat = fromwire_u32(pptr, max);
entry->fee_per_millionth = fromwire_u32(pptr, max);
entry->min = fromwire_amount_msat(pptr, max);
entry->max = fromwire_amount_msat(pptr, max);
}
struct gossip_getchannels_entry *
fromwire_gossip_getchannels_entry(const tal_t *ctx,
const u8 **pptr, size_t *max)
{
struct gossip_getchannels_entry *entry;
entry= tal(ctx, struct gossip_getchannels_entry);
fromwire_node_id(pptr, max, &entry->node[0]);
fromwire_node_id(pptr, max, &entry->node[1]);
entry->sat = fromwire_amount_sat(pptr, max);
fromwire_short_channel_id(pptr, max, &entry->short_channel_id);
entry->public = fromwire_bool(pptr, max);
entry->local_disabled = fromwire_bool(pptr, max);
entry->features = fromwire_tal_arrn(entry,
pptr, max, fromwire_u16(pptr, max));
if (fromwire_bool(pptr, max)) {
entry->e[0] = tal(entry, struct gossip_halfchannel_entry);
fromwire_gossip_halfchannel_entry(pptr, max, entry->e[0]);
} else
entry->e[0] = NULL;
if (fromwire_bool(pptr, max)) {
entry->e[1] = tal(entry, struct gossip_halfchannel_entry);
fromwire_gossip_halfchannel_entry(pptr, max, entry->e[1]);
} else
entry->e[1] = NULL;
return entry;
}
static void towire_gossip_halfchannel_entry(u8 **pptr,
const struct gossip_halfchannel_entry *entry)
{
towire_u8(pptr, entry->message_flags);
towire_u8(pptr, entry->channel_flags);
towire_u32(pptr, entry->last_update_timestamp);
towire_u32(pptr, entry->delay);
towire_u32(pptr, entry->base_fee_msat);
towire_u32(pptr, entry->fee_per_millionth);
towire_amount_msat(pptr, entry->min);
towire_amount_msat(pptr, entry->max);
}
void towire_gossip_getchannels_entry(u8 **pptr,
const struct gossip_getchannels_entry *entry)
{
towire_node_id(pptr, &entry->node[0]);
towire_node_id(pptr, &entry->node[1]);
towire_amount_sat(pptr, entry->sat);
towire_short_channel_id(pptr, &entry->short_channel_id);
towire_bool(pptr, entry->public);
towire_bool(pptr, entry->local_disabled);
towire_u16(pptr, tal_bytelen(entry->features));
towire_u8_array(pptr, entry->features, tal_bytelen(entry->features));
if (entry->e[0]) {
towire_bool(pptr, true);
towire_gossip_halfchannel_entry(pptr, entry->e[0]);
} else
towire_bool(pptr, false);
if (entry->e[1]) {
towire_bool(pptr, true);
towire_gossip_halfchannel_entry(pptr, entry->e[1]);
} else
towire_bool(pptr, false);
}
struct exclude_entry *fromwire_exclude_entry(const tal_t *ctx,
const u8 **pptr, size_t *max)
{
struct exclude_entry *entry = tal(ctx, struct exclude_entry);
entry->type = fromwire_u8(pptr, max);
switch (entry->type) {
case EXCLUDE_CHANNEL:
fromwire_short_channel_id_dir(pptr, max, &entry->u.chan_id);
return entry;
case EXCLUDE_NODE:
fromwire_node_id(pptr, max, &entry->u.node_id);
return entry;
default:
fromwire_fail(pptr, max);
return NULL;
}
}
void towire_exclude_entry(u8 **pptr, const struct exclude_entry *entry)
{
assert(entry->type == EXCLUDE_CHANNEL ||
entry->type == EXCLUDE_NODE);
towire_u8(pptr, entry->type);
if (entry->type == EXCLUDE_CHANNEL)
towire_short_channel_id_dir(pptr, &entry->u.chan_id);
else
towire_node_id(pptr, &entry->u.node_id);
}