From 7cd468a3d7dee7d6c92f69a0bb7061ae208ec727 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Mon, 19 Dec 2016 23:05:39 +0100 Subject: Reorganize source tree to use single autotools instance Change-Id: I7b51f88292e057c6443b12224486f2d0c9f8ae23 Signed-off-by: Damjan Marion --- src/vnet/pg/output.c | 85 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 src/vnet/pg/output.c (limited to 'src/vnet/pg/output.c') diff --git a/src/vnet/pg/output.c b/src/vnet/pg/output.c new file mode 100644 index 00000000000..3d1f2660e20 --- /dev/null +++ b/src/vnet/pg/output.c @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + * pg_output.c: packet generator output + * + * Copyright (c) 2008 Eliot Dresselhaus + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +#include +#include +#include +#include + +uword +pg_output (vlib_main_t * vm, vlib_node_runtime_t * node, vlib_frame_t * frame) +{ + pg_main_t *pg = &pg_main; + u32 *buffers = vlib_frame_args (frame); + uword n_buffers = frame->n_vectors; + uword n_left = n_buffers; + vnet_interface_output_runtime_t *rd = (void *) node->runtime_data; + pg_interface_t *pif = pool_elt_at_index (pg->interfaces, rd->dev_instance); + + if (PREDICT_FALSE (pif->lockp != 0)) + while (__sync_lock_test_and_set (pif->lockp, 1)) + ; + + if (pif->pcap_file_name != 0) + { + while (n_left > 0) + { + n_left--; + u32 bi0 = buffers[0]; + buffers++; + + pcap_add_buffer (&pif->pcap_main, vm, bi0, + ETHERNET_MAX_PACKET_BYTES); + } + pcap_write (&pif->pcap_main); + } + + vlib_buffer_free (vm, vlib_frame_args (frame), n_buffers); + if (PREDICT_FALSE (pif->lockp != 0)) + *pif->lockp = 0; + return n_buffers; +} + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg