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Diffstat (limited to 'extras/router-plugin/rtinject/tap_inject_tap.c')
-rw-r--r--extras/router-plugin/rtinject/tap_inject_tap.c170
1 files changed, 0 insertions, 170 deletions
diff --git a/extras/router-plugin/rtinject/tap_inject_tap.c b/extras/router-plugin/rtinject/tap_inject_tap.c
deleted file mode 100644
index 44c494347..000000000
--- a/extras/router-plugin/rtinject/tap_inject_tap.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/*
- * Copyright 2016 Intel Corporation
- *
- * 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.
- */
-
-#include "tap_inject.h"
-
-#include <fcntl.h>
-#include <linux/if.h>
-#include <linux/if_arp.h>
-#include <linux/if_ether.h>
-#include <linux/if_tun.h>
-#include <netinet/in.h>
-#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <vnet/unix/tuntap.h>
-
-#include <hicn/util/sstrncpy.h>
-#include <vlib/unix/unix.h>
-
-static clib_error_t *
-tap_inject_tap_read (clib_file_t *f)
-{
- vlib_main_t *vm = vlib_get_main ();
- tap_inject_main_t *im = tap_inject_get_main ();
-
- vec_add1 (im->rx_file_descriptors, f->file_descriptor);
-
- vlib_node_set_interrupt_pending (vm, im->rx_node_index);
-
- return 0;
-}
-
-#define TAP_INJECT_TAP_BASE_NAME "vpp"
-
-clib_error_t *
-tap_inject_tap_connect (vnet_hw_interface_t *hw)
-{
- vnet_main_t *vnet_main = vnet_get_main ();
- vnet_sw_interface_t *sw = vnet_get_sw_interface (vnet_main, hw->hw_if_index);
- static const int one = 1;
- int fd;
- struct ifreq ifr;
- clib_file_t template;
- u32 tap_fd;
- u8 *name;
-
- memset (&ifr, 0, sizeof (ifr));
- memset (&template, 0, sizeof (template));
-
- ASSERT (hw->hw_if_index == sw->sw_if_index);
-
- /* Create the tap. */
- tap_fd = open ("/dev/net/tun", O_RDWR);
-
- if ((int) tap_fd < 0)
- return clib_error_return (0, "failed to open tun device");
-
- name = format (0, TAP_INJECT_TAP_BASE_NAME "%u%c", hw->hw_instance, 0);
-
- strcpy_s (ifr.ifr_name, IFNAMSIZ, (char *) name);
- ifr.ifr_name[IFNAMSIZ - 1] = '\0';
- ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
-
- if (ioctl (tap_fd, TUNSETIFF, (void *) &ifr) < 0)
- {
- close (tap_fd);
- return clib_error_return (0, "failed to create tap");
- }
-
- if (ioctl (tap_fd, FIONBIO, &one) < 0)
- {
- close (tap_fd);
- return clib_error_return (0, "failed to set tap to non-blocking io");
- }
-
- /* Open a socket to configure the device. */
- fd = socket (PF_PACKET, SOCK_RAW, htons (ETH_P_ALL));
-
- if (fd < 0)
- {
- close (tap_fd);
- return clib_error_return (0, "failed to configure tap");
- }
-
- if (hw->hw_address)
- clib_memcpy (ifr.ifr_hwaddr.sa_data, hw->hw_address, ETHER_ADDR_LEN);
-
- ifr.ifr_hwaddr.sa_family = ARPHRD_ETHER;
-
- /* Set the hardware address. */
- if (ioctl (fd, SIOCSIFHWADDR, &ifr) < 0)
- {
- close (tap_fd);
- close (fd);
- return clib_error_return (0, "failed to set tap hardware address");
- }
-
- /* Get the tap if index. */
- if (ioctl (fd, SIOCGIFINDEX, &ifr) < 0)
- {
- close (tap_fd);
- close (fd);
- return clib_error_return (0, "failed to procure tap if index");
- }
-
- close (fd);
-
- /* Get notified when the tap needs to be read. */
- template.read_function = tap_inject_tap_read;
- template.file_descriptor = tap_fd;
-
- clib_file_add (&file_main, &template);
-
- tap_inject_insert_tap (sw->sw_if_index, tap_fd, ifr.ifr_ifindex);
-
- return 0;
-}
-
-clib_error_t *
-tap_inject_tap_disconnect (u32 sw_if_index)
-{
- u32 tap_fd;
-
- tap_fd = tap_inject_lookup_tap_fd (sw_if_index);
- if (tap_fd == ~0)
- return clib_error_return (0, "failed to disconnect tap");
-
- tap_inject_delete_tap (sw_if_index);
-
- close (tap_fd);
- return 0;
-}
-
-u8 *
-format_tap_inject_tap_name (u8 *s, va_list *args)
-{
- int fd;
- struct ifreq ifr;
-
- fd = socket (PF_PACKET, SOCK_RAW, htons (ETH_P_ALL));
-
- if (fd < 0)
- return 0;
-
- memset (&ifr, 0, sizeof (ifr));
-
- ifr.ifr_ifindex = va_arg (*args, u32);
-
- if (ioctl (fd, SIOCGIFNAME, &ifr) < 0)
- {
- close (fd);
- return 0;
- }
-
- close (fd);
-
- return format (s, "%s", ifr.ifr_name);
-}