/**
* Dump relayed or locally-emitted packet.
* If ``from'' is NULL, packet was emitted locally.
*/
static void
dump_packet_from_to(struct dump *dump,
const struct gnutella_node *from, const struct gnutella_node *to,
const pmsg_t *mb)
{
struct dump_header dh_to;
struct dump_header dh_from;
g_assert(to != NULL);
g_assert(mb != NULL);
g_assert(pmsg_read_base(mb) == pmsg_start(mb));
if (!dump_initialize(dump))
return;
/*
* This is only for Gnutella packets, leave DHT messages out.
*/
if (GTA_MSG_DHT == gnutella_header_get_function(pmsg_start(mb)))
return;
if (!ipset_contains_addr(&dump_tx_to_addrs, to->addr, TRUE))
return;
if (NULL == from) {
struct gnutella_node local;
local.peermode = NODE_IS_UDP(to) ? NODE_P_UDP : NODE_P_NORMAL;
local.addr = listen_addr();
local.port = GNET_PROPERTY(listen_port);
if (!ipset_contains_addr(&dump_tx_from_addrs, local.addr, TRUE))
return;
dump_header_set(&dh_from, &local);
} else {
if (!ipset_contains_addr(&dump_tx_from_addrs, from->addr, TRUE))
return;
dump_header_set(&dh_from, from);
}
dump_header_set(&dh_to, to);
dh_to.data[0] |= DH_F_TO;
if (pmsg_prio(mb) != PMSG_P_DATA)
dh_to.data[0] |= DH_F_CTRL;
dump_append(dump, dh_to.data, sizeof dh_to.data);
dump_append(dump, dh_from.data, sizeof dh_from.data);
dump_append(dump, pmsg_read_base(mb), pmsg_size(mb));
dump_flush(dump);
}
/**
* Dump packet received from node.
*/
static void
dump_packet_from(struct dump *dump, const struct gnutella_node *node)
{
struct dump_header dh;
if (!dump_initialize(dump))
return;
dump_header_set(&dh, node);
dump_append(dump, dh.data, sizeof dh.data);
dump_append(dump, node->header, sizeof node->header);
dump_append(dump, node->data, node->size);
dump_flush(dump);
}
/**
* Dump packet received from node.
*/
static void
dump_packet_from(struct dump *dump, const struct gnutella_node *node)
{
struct dump_header dh;
g_assert(node != NULL);
if (!dump_initialize(dump))
return;
if (!ipset_contains_addr(&dump_rx_addrs, node->addr, TRUE))
return;
dump_header_set(&dh, node);
dump_append(dump, dh.data, sizeof dh.data);
dump_append(dump, node->header, sizeof node->header);
dump_append(dump, node->data, node->size);
dump_flush(dump);
}