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report transport version in NAT-PMP send/receive logs

This commit is contained in:
Steven Siloti 2018-06-09 15:04:38 -07:00
parent f039cffeb3
commit 247672820c
2 changed files with 14 additions and 2 deletions
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2
include/libtorrent/natpmp.hpp
View File

@ -120,6 +120,8 @@ private:
version_pcp = 2,
};
static char const* version_to_string(protocol_version version);
// See RFC 6887 Section 19.2
enum pcp_opcode
{

14
src/natpmp.cpp
View File

@ -125,6 +125,11 @@ error_code natpmp::from_result_code(int const version, int result)
return errors::pcp_errors(result);
}
char const* natpmp::version_to_string(protocol_version version)
{
return version == version_natpmp ? "NAT-PMP" : "PCP";
}
using namespace aux;
using namespace std::placeholders;
@ -544,8 +549,9 @@ void natpmp::send_map_request(port_mapping_t const i)
if (should_log())
{
log("==> port map [ mapping: %d action: %s"
" proto: %s local: %u external: %u ttl: %u ]"
" transport: %s proto: %s local: %u external: %u ttl: %u ]"
, static_cast<int>(i), to_string(m.act)
, version_to_string(m_version)
, to_string(m.protocol)
, m.local_port, m.external_port, ttl);
}
@ -677,6 +683,9 @@ void natpmp::on_reply(error_code const& e
if (result == errors::pcp_unsupp_version)
{
#ifndef TORRENT_DISABLE_LOGGING
log("unsupported version");
#endif
if (m_version == version_pcp && !is_v6(m_socket.local_endpoint()))
{
m_version = version_natpmp;
@ -765,7 +774,8 @@ void natpmp::on_reply(error_code const& e
#ifndef TORRENT_DISABLE_LOGGING
char msg[200];
int const num_chars = std::snprintf(msg, sizeof(msg), "<== port map ["
" protocol: %s local: %u external: %u ttl: %u ]"
" transport: %s protocol: %s local: %u external: %u ttl: %u ]"
, version_to_string(protocol_version(version))
, (protocol == portmap_protocol::udp ? "udp" : "tcp")
, private_port, public_port, lifetime);
#endif