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Handle Non-ESP marker in receiver and not individual socket plugins.

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This commit is contained in:
Tobias Brunner
2012-08-08 15:12:24 +02:00
parent a405760395
commit 65da43e2fc
4 changed files with 34 additions and 40 deletions
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src/libcharon/plugins/socket_default/socket_default_socket.c
+4 -13
View File
@@ -1,5 +1,5 @@
/*
* Copyright (C) 2006-2010 Tobias Brunner
* Copyright (C) 2006-2012 Tobias Brunner
* Copyright (C) 2006 Daniel Roethlisberger
* Copyright (C) 2005-2010 Martin Willi
* Copyright (C) 2005 Jan Hutter
@@ -133,7 +133,7 @@ METHOD(socket_t, receiver, status_t,
chunk_t data;
packet_t *pkt;
host_t *source = NULL, *dest = NULL;
int bytes_read = 0, data_offset;
int bytes_read = 0;
bool oldstate;
fd_set rfds;
@@ -297,17 +297,8 @@ METHOD(socket_t, receiver, status_t,
pkt->set_source(pkt, source);
pkt->set_destination(pkt, dest);
DBG2(DBG_NET, "received packet: from %#H to %#H", source, dest);
data_offset = 0;
/* remove non esp marker */
if (dest->get_port(dest) == CHARON_NATT_PORT)
{
data_offset += MARKER_LEN;
}
/* fill in packet */
data.len = bytes_read - data_offset;
data.ptr = malloc(data.len);
memcpy(data.ptr, buffer + data_offset, data.len);
pkt->set_data(pkt, data);
data = chunk_create(buffer, bytes_read);
pkt->set_data(pkt, chunk_clone(data));
}
else
{
src/libcharon/plugins/socket_dynamic/socket_dynamic_socket.c
+1 -7
View File
@@ -1,5 +1,5 @@
/*
* Copyright (C) 2006-2010 Tobias Brunner
* Copyright (C) 2006-2012 Tobias Brunner
* Copyright (C) 2006 Daniel Roethlisberger
* Copyright (C) 2005-2010 Martin Willi
* Copyright (C) 2005 Jan Hutter
@@ -297,12 +297,6 @@ static packet_t *receive_packet(private_socket_dynamic_socket_t *this,
packet = packet_create();
packet->set_source(packet, source);
packet->set_destination(packet, dest);
/* we assume a non-ESP marker if none of the ports is on 500 */
if (dest->get_port(dest) != IKEV2_UDP_PORT &&
source->get_port(source) != IKEV2_UDP_PORT)
{
data = chunk_skip(data, MARKER_LEN);
}
packet->set_data(packet, chunk_clone(data));
return packet;
}
src/libcharon/plugins/socket_raw/socket_raw_socket.c
+5 -19
View File
@@ -1,5 +1,5 @@
/*
* Copyright (C) 2006-2010 Tobias Brunner
* Copyright (C) 2006-2012 Tobias Brunner
* Copyright (C) 2005-2010 Martin Willi
* Copyright (C) 2006 Daniel Roethlisberger
* Copyright (C) 2005 Jan Hutter
@@ -203,16 +203,9 @@ METHOD(socket_t, receiver, status_t,
pkt->set_destination(pkt, dest);
DBG2(DBG_NET, "received packet: from %#H to %#H", source, dest);
data_offset = IP_LEN + UDP_LEN;
/* remove non esp marker */
if (dest->get_port(dest) == CHARON_NATT_PORT)
{
data_offset += MARKER_LEN;
}
/* fill in packet */
data.len = bytes_read - data_offset;
data.ptr = malloc(data.len);
memcpy(data.ptr, buffer + data_offset, data.len);
pkt->set_data(pkt, data);
data.ptr = buffer + data_offset;
pkt->set_data(pkt, chunk_clone(data));
}
else if (this->recv6 && FD_ISSET(this->recv6, &rfds))
{
@@ -290,16 +283,9 @@ METHOD(socket_t, receiver, status_t,
pkt->set_destination(pkt, dest);
DBG2(DBG_NET, "received packet: from %#H to %#H", source, dest);
data_offset = UDP_LEN;
/* remove non esp marker */
if (dest->get_port(dest) == CHARON_NATT_PORT)
{
data_offset += MARKER_LEN;
}
/* fill in packet */
data.len = bytes_read - data_offset;
data.ptr = malloc(data.len);
memcpy(data.ptr, buffer + data_offset, data.len);
pkt->set_data(pkt, data);
data.ptr = buffer + data_offset;
pkt->set_data(pkt, chunk_clone(data));
}
else
{