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authorDamjan Marion <damarion@cisco.com>2017-12-04 15:25:58 +0100
committerDamjan Marion <dmarion.lists@gmail.com>2017-12-04 17:08:28 +0000
commitc99b4cd1c3aae9ca3bda0595a5cce4ea5e6ba84f (patch)
tree7364a65a5790a43a63f2fe3f231fd0094a962e11 /src/vnet/devices/virtio
parentffffb15fb5d6dcd5f0afd69652aa33a4e9894152 (diff)
tap_v2: move code to vnet/devices/tap
virtio backend stays in vnet/devices/virtio Change-Id: Idbf04f1c645a809ed408670ba330662859fe9309 Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet/devices/virtio')
-rw-r--r--src/vnet/devices/virtio/cli.c306
-rw-r--r--src/vnet/devices/virtio/tap.c352
-rw-r--r--src/vnet/devices/virtio/tap.h63
-rw-r--r--src/vnet/devices/virtio/tapv2.api110
-rw-r--r--src/vnet/devices/virtio/tapv2_api.c237
5 files changed, 0 insertions, 1068 deletions
diff --git a/src/vnet/devices/virtio/cli.c b/src/vnet/devices/virtio/cli.c
deleted file mode 100644
index efd14355627..00000000000
--- a/src/vnet/devices/virtio/cli.c
+++ /dev/null
@@ -1,306 +0,0 @@
-/*
- *------------------------------------------------------------------
- * Copyright (c) 2016 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.
- *------------------------------------------------------------------
- */
-#include <stdint.h>
-#include <net/if.h>
-#include <sys/ioctl.h>
-#include <inttypes.h>
-
-#include <vlib/vlib.h>
-#include <vlib/unix/unix.h>
-#include <vnet/ethernet/ethernet.h>
-#include <vnet/ip/ip4_packet.h>
-#include <vnet/ip/ip6_packet.h>
-#include <vnet/ip/format.h>
-#include <linux/virtio_net.h>
-#include <linux/vhost.h>
-#include <vnet/devices/virtio/virtio.h>
-#include <vnet/devices/virtio/tap.h>
-
-static clib_error_t *
-tap_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- unformat_input_t _line_input, *line_input = &_line_input;
- tap_create_if_args_t args = { 0 };
- int ip_addr_set = 0;
-
- /* Get a line of input. */
- if (!unformat_user (input, unformat_line_input, line_input))
- return clib_error_return (0, "Missing name <interface>");
-
- while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (line_input, "name %s", &args.name))
- ;
- else if (unformat (line_input, "host-ns %s", &args.host_namespace))
- ;
- else if (unformat (line_input, "host-bridge %s", &args.host_bridge))
- ;
- else if (unformat (line_input, "host-ip4-addr %U/%d",
- unformat_ip4_address, &args.host_ip4_addr,
- &args.host_ip4_prefix_len))
- ip_addr_set = 1;
- else if (unformat (line_input, "host-ip6-addr %U/%d",
- unformat_ip6_address, &args.host_ip6_addr,
- &args.host_ip6_prefix_len))
- ip_addr_set = 1;
- else if (unformat (line_input, "rx-ring-size %d", &args.rx_ring_sz))
- ;
- else if (unformat (line_input, "tx-ring-size %d", &args.tx_ring_sz))
- ;
- else if (unformat (line_input, "hw-addr %U",
- unformat_ethernet_address, args.hw_addr))
- args.hw_addr_set = 1;
- else
- return clib_error_return (0, "unknown input `%U'",
- format_unformat_error, input);
- }
- unformat_free (line_input);
-
- if (ip_addr_set && args.host_bridge)
- return clib_error_return (0, "Please specify either host ip address or "
- "host bridge");
-
- tap_create_if (vm, &args);
-
- vec_free (args.name);
- vec_free (args.host_namespace);
- vec_free (args.host_bridge);
-
- return args.error;
-
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (tap_create_command, static) = {
- .path = "create tap",
- .short_help = "create tap {name <if-name>} [hw-addr <mac-address>] "
- "[rx-ring-size <size>] [tx-ring-size <size>] [host-ns <netns>] "
- "[host-bridge <bridge-name>] [host-ip4-addr <ip4addr/mask>] "
- "[host-ip6-addr <ip6-addr]",
- .function = tap_create_command_fn,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-tap_delete_command_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- unformat_input_t _line_input, *line_input = &_line_input;
- u32 sw_if_index = ~0;
- vnet_main_t *vnm = vnet_get_main ();
- int rv;
-
- /* Get a line of input. */
- if (!unformat_user (input, unformat_line_input, line_input))
- return clib_error_return (0, "Missing <interface>");
-
- while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat (line_input, "sw_if_index %d", &sw_if_index))
- ;
- else if (unformat (line_input, "%U", unformat_vnet_sw_interface,
- vnm, &sw_if_index))
- ;
- else
- return clib_error_return (0, "unknown input `%U'",
- format_unformat_error, input);
- }
- unformat_free (line_input);
-
- if (sw_if_index == ~0)
- return clib_error_return (0,
- "please specify interface name or sw_if_index");
-
- rv = tap_delete_if (vm, sw_if_index);
- if (rv == VNET_API_ERROR_INVALID_SW_IF_INDEX)
- return clib_error_return (0, "not a tap interface");
- else if (rv != 0)
- return clib_error_return (0, "error on deleting tap interface");
-
- return 0;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (tap_delete__command, static) =
-{
- .path = "delete tap",
- .short_help = "delete tap {<interface> | sw_if_index <sw_idx>}",
- .function = tap_delete_command_fn,
-};
-/* *INDENT-ON* */
-
-static clib_error_t *
-tap_show_command_fn (vlib_main_t * vm, unformat_input_t * input,
- vlib_cli_command_t * cmd)
-{
- virtio_main_t *mm = &virtio_main;
- virtio_if_t *vif;
- vnet_main_t *vnm = vnet_get_main ();
- int show_descr = 0;
- clib_error_t *error = 0;
- u32 hw_if_index, *hw_if_indices = 0;
- virtio_vring_t *vring;
- int i, j;
- struct feat_struct
- {
- u8 bit;
- char *str;
- };
- struct feat_struct *feat_entry;
-
- static struct feat_struct feat_array[] = {
-#define _(s,b) { .str = #s, .bit = b, },
- foreach_virtio_net_features
-#undef _
- {.str = NULL}
- };
-
- struct feat_struct *flag_entry;
- static struct feat_struct flags_array[] = {
-#define _(b,e,s) { .bit = b, .str = s, },
- foreach_virtio_if_flag
-#undef _
- {.str = NULL}
- };
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
- {
- if (unformat
- (input, "%U", unformat_vnet_hw_interface, vnm, &hw_if_index))
- vec_add1 (hw_if_indices, hw_if_index);
- else if (unformat (input, "descriptors"))
- show_descr = 1;
- else
- {
- error = clib_error_return (0, "unknown input `%U'",
- format_unformat_error, input);
- goto done;
- }
- }
-
- if (vec_len (hw_if_indices) == 0)
- {
- /* *INDENT-OFF* */
- pool_foreach (vif, mm->interfaces,
- vec_add1 (hw_if_indices, vif->hw_if_index);
- );
- /* *INDENT-ON* */
- }
-
- for (hw_if_index = 0; hw_if_index < vec_len (hw_if_indices); hw_if_index++)
- {
- vnet_hw_interface_t *hi =
- vnet_get_hw_interface (vnm, hw_if_indices[hw_if_index]);
- vif = pool_elt_at_index (mm->interfaces, hi->dev_instance);
- vlib_cli_output (vm, "interface %U", format_vnet_sw_if_index_name,
- vnm, vif->sw_if_index);
- if (vif->name)
- vlib_cli_output (vm, " name \"%s\"", vif->name);
- if (vif->net_ns)
- vlib_cli_output (vm, " host-ns \"%s\"", vif->net_ns);
- vlib_cli_output (vm, " flags 0x%x", vif->flags);
- flag_entry = (struct feat_struct *) &flags_array;
- while (flag_entry->str)
- {
- if (vif->flags & (1ULL << flag_entry->bit))
- vlib_cli_output (vm, " %s (%d)", flag_entry->str,
- flag_entry->bit);
- flag_entry++;
- }
- vlib_cli_output (vm, " fd %d", vif->fd);
- vlib_cli_output (vm, " tap-fd %d", vif->tap_fd);
- vlib_cli_output (vm, " features 0x%lx", vif->features);
- feat_entry = (struct feat_struct *) &feat_array;
- while (feat_entry->str)
- {
- if (vif->features & (1ULL << feat_entry->bit))
- vlib_cli_output (vm, " %s (%d)", feat_entry->str,
- feat_entry->bit);
- feat_entry++;
- }
- vlib_cli_output (vm, " remote-features 0x%lx", vif->remote_features);
- feat_entry = (struct feat_struct *) &feat_array;
- while (feat_entry->str)
- {
- if (vif->remote_features & (1ULL << feat_entry->bit))
- vlib_cli_output (vm, " %s (%d)", feat_entry->str,
- feat_entry->bit);
- feat_entry++;
- }
- vec_foreach_index (i, vif->vrings)
- {
- // RX = 0, TX = 1
- vring = vec_elt_at_index (vif->vrings, i);
- vlib_cli_output (vm, " Virtqueue (%s)", (i & 1) ? "TX" : "RX");
- vlib_cli_output (vm, " qsz %d, last_used_idx %d, desc_in_use %d",
- vring->size, vring->last_used_idx,
- vring->desc_in_use);
- vlib_cli_output (vm,
- " avail.flags 0x%x avail.idx %d used.flags 0x%x used.idx %d",
- vring->avail->flags, vring->avail->idx,
- vring->used->flags, vring->used->idx);
- vlib_cli_output (vm, " kickfd %d, callfd %d", vring->kick_fd,
- vring->call_fd);
- if (show_descr)
- {
- vlib_cli_output (vm, "\n descriptor table:\n");
- vlib_cli_output (vm,
- " id addr len flags next user_addr\n");
- vlib_cli_output (vm,
- " ===== ================== ===== ====== ===== ==================\n");
- vring = vif->vrings;
- for (j = 0; j < vring->size; j++)
- {
- struct vring_desc *desc = &vring->desc[j];
- vlib_cli_output (vm,
- " %-5d 0x%016lx %-5d 0x%04x %-5d 0x%016lx\n",
- j, desc->addr,
- desc->len,
- desc->flags, desc->next, desc->addr);
- }
- }
- }
- }
-done:
- vec_free (hw_if_indices);
- return error;
-}
-
-/* *INDENT-OFF* */
-VLIB_CLI_COMMAND (tap_show_command, static) = {
- .path = "show tap",
- .short_help = "show tap {<interface>] [descriptors]",
- .function = tap_show_command_fn,
-};
-/* *INDENT-ON* */
-
-clib_error_t *
-tap_cli_init (vlib_main_t * vm)
-{
- return 0;
-}
-
-VLIB_INIT_FUNCTION (tap_cli_init);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/devices/virtio/tap.c b/src/vnet/devices/virtio/tap.c
deleted file mode 100644
index 0eaaf2771cc..00000000000
--- a/src/vnet/devices/virtio/tap.c
+++ /dev/null
@@ -1,352 +0,0 @@
-/*
- *------------------------------------------------------------------
- * Copyright (c) 2017 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.
- *------------------------------------------------------------------
- */
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <net/if.h>
-#include <linux/if_tun.h>
-#include <sys/ioctl.h>
-#include <linux/virtio_net.h>
-#include <linux/vhost.h>
-#include <sys/eventfd.h>
-
-#include <linux/netlink.h>
-#include <linux/rtnetlink.h>
-
-#include <vlib/vlib.h>
-#include <vlib/unix/unix.h>
-#include <vnet/ethernet/ethernet.h>
-#include <vnet/ip/ip4_packet.h>
-#include <vnet/ip/ip6_packet.h>
-#include <vnet/devices/netlink.h>
-#include <vnet/devices/virtio/virtio.h>
-#include <vnet/devices/virtio/tap.h>
-
-#define _IOCTL(fd,a,...) \
- if (ioctl (fd, a, __VA_ARGS__) < 0) \
- { \
- err = clib_error_return_unix (0, "ioctl(" #a ")"); \
- goto error; \
- }
-
-static u32
-virtio_eth_flag_change (vnet_main_t * vnm, vnet_hw_interface_t * hi,
- u32 flags)
-{
- /* nothing for now */
- //TODO On MTU change call vnet_netlink_set_if_mtu
- return 0;
-}
-
-void
-tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
-{
- vnet_main_t *vnm = vnet_get_main ();
- virtio_main_t *vim = &virtio_main;
- vnet_sw_interface_t *sw;
- vnet_hw_interface_t *hw;
- int i, fd = -1;
- struct ifreq ifr;
- size_t hdrsz;
- struct vhost_memory *vhost_mem = 0;
- virtio_if_t *vif = 0;
- clib_error_t *err = 0;
-
- memset (&ifr, 0, sizeof (ifr));
- pool_get (vim->interfaces, vif);
- vif->dev_instance = vif - vim->interfaces;
- vif->tap_fd = -1;
-
- if ((vif->fd = open ("/dev/vhost-net", O_RDWR | O_NONBLOCK)) < 0)
- {
- args->rv = VNET_API_ERROR_SYSCALL_ERROR_1;
- args->error = clib_error_return_unix (0, "open '/dev/vhost-net'");
- goto error;
- }
-
- _IOCTL (vif->fd, VHOST_GET_FEATURES, &vif->remote_features);
-
- if ((vif->remote_features & (1ULL << VIRTIO_NET_F_MRG_RXBUF)) == 0)
- {
- args->rv = VNET_API_ERROR_UNSUPPORTED;
- args->error = clib_error_return (0, "vhost-net backend doesn't support "
- "VIRTIO_NET_F_MRG_RXBUF feature");
- goto error;
- }
-
- if ((vif->remote_features & (1ULL << VIRTIO_RING_F_INDIRECT_DESC)) == 0)
- {
- args->rv = VNET_API_ERROR_UNSUPPORTED;
- args->error = clib_error_return (0, "vhost-net backend doesn't support "
- "VIRTIO_RING_F_INDIRECT_DESC feature");
- goto error;
- }
-
- if ((vif->remote_features & (1ULL << VIRTIO_F_VERSION_1)) == 0)
- {
- args->rv = VNET_API_ERROR_UNSUPPORTED;
- args->error = clib_error_return (0, "vhost-net backend doesn't support "
- "VIRTIO_F_VERSION_1 features");
- goto error;
- }
-
- vif->features |= 1ULL << VIRTIO_NET_F_MRG_RXBUF;
- vif->features |= 1ULL << VIRTIO_F_VERSION_1;
- vif->features |= 1ULL << VIRTIO_RING_F_INDIRECT_DESC;
-
- _IOCTL (vif->fd, VHOST_SET_FEATURES, &vif->features);
-
- if ((vif->tap_fd = open ("/dev/net/tun", O_RDWR | O_NONBLOCK)) < 0)
- {
- args->rv = VNET_API_ERROR_SYSCALL_ERROR_2;
- args->error = clib_error_return_unix (0, "open '/dev/net/tun'");
- goto error;
- }
-
- ifr.ifr_flags = IFF_TAP | IFF_NO_PI | IFF_ONE_QUEUE | IFF_VNET_HDR;
- strncpy (ifr.ifr_ifrn.ifrn_name, (char *) args->name, IF_NAMESIZE - 1);
- _IOCTL (vif->tap_fd, TUNSETIFF, (void *) &ifr);
-
- vif->ifindex = if_nametoindex ((char *) args->name);
-
- unsigned int offload = 0;
- hdrsz = sizeof (struct virtio_net_hdr_v1);
- _IOCTL (vif->tap_fd, TUNSETOFFLOAD, offload);
- _IOCTL (vif->tap_fd, TUNSETVNETHDRSZ, &hdrsz);
- _IOCTL (vif->fd, VHOST_SET_OWNER, 0);
-
- if (args->host_bridge)
- {
- int master_ifindex = if_nametoindex ((char *) args->host_bridge);
- args->error = vnet_netlink_set_if_master (vif->ifindex, master_ifindex);
- if (args->error)
- {
- args->rv = VNET_API_ERROR_NETLINK_ERROR;
- goto error;
- }
- }
-
- if (args->host_namespace)
- {
- args->error = vnet_netlink_set_if_namespace (vif->ifindex,
- (char *)
- args->host_namespace);
- if (args->error)
- {
- args->rv = VNET_API_ERROR_NETLINK_ERROR;
- goto error;
- }
- }
-
- if (args->host_ip4_prefix_len)
- {
- args->error = vnet_netlink_add_ip4_addr (vif->ifindex,
- &args->host_ip4_addr,
- args->host_ip4_prefix_len);
- if (args->error)
- {
- args->rv = VNET_API_ERROR_NETLINK_ERROR;
- goto error;
- }
- }
-
- if (args->host_ip6_prefix_len)
- {
- args->error = vnet_netlink_add_ip6_addr (vif->ifindex,
- &args->host_ip6_addr,
- args->host_ip6_prefix_len);
- if (args->error)
- {
- args->rv = VNET_API_ERROR_NETLINK_ERROR;
- goto error;
- }
- }
-
- /* Set vhost memory table */
- i = sizeof (struct vhost_memory) + sizeof (struct vhost_memory_region);
- vhost_mem = clib_mem_alloc (i);
- memset (vhost_mem, 0, i);
- vhost_mem->nregions = 1;
- vhost_mem->regions[0].memory_size = (1ULL << 47) - 4096;
- _IOCTL (vif->fd, VHOST_SET_MEM_TABLE, vhost_mem);
-
- if ((args->error = virtio_vring_init (vm, vif, 0, args->rx_ring_sz)))
- {
- args->rv = VNET_API_ERROR_INIT_FAILED;
- goto error;
- }
-
- if ((args->error = virtio_vring_init (vm, vif, 1, args->tx_ring_sz)))
- {
- args->rv = VNET_API_ERROR_INIT_FAILED;
- goto error;
- }
-
- /* set host side up */
- if ((fd = socket (AF_INET, SOCK_STREAM, 0)) > 0)
- {
- memset (&ifr, 0, sizeof (struct ifreq));
- strncpy (ifr.ifr_name, (char *) args->name, sizeof (ifr.ifr_name) - 1);
- _IOCTL (fd, SIOCGIFFLAGS, (void *) &ifr);
- ifr.ifr_flags |= IFF_UP | IFF_RUNNING;
- _IOCTL (fd, SIOCSIFFLAGS, (void *) &ifr);
- }
-
- if (!args->hw_addr_set)
- {
- f64 now = vlib_time_now (vm);
- u32 rnd;
- rnd = (u32) (now * 1e6);
- rnd = random_u32 (&rnd);
-
- memcpy (args->hw_addr + 2, &rnd, sizeof (rnd));
- args->hw_addr[0] = 2;
- args->hw_addr[1] = 0xfe;
- }
- vif->name = args->name;
- args->name = 0;
- vif->net_ns = args->host_namespace;
- args->host_namespace = 0;
- args->error = ethernet_register_interface (vnm, virtio_device_class.index,
- vif->dev_instance, args->hw_addr,
- &vif->hw_if_index,
- virtio_eth_flag_change);
- if (args->error)
- {
- args->rv = VNET_API_ERROR_INVALID_REGISTRATION;
- goto error;
- }
-
- sw = vnet_get_hw_sw_interface (vnm, vif->hw_if_index);
- vif->sw_if_index = sw->sw_if_index;
- args->sw_if_index = vif->sw_if_index;
- hw = vnet_get_hw_interface (vnm, vif->hw_if_index);
- hw->flags |= VNET_HW_INTERFACE_FLAG_SUPPORTS_INT_MODE;
- vnet_hw_interface_set_input_node (vnm, vif->hw_if_index,
- virtio_input_node.index);
- vnet_hw_interface_assign_rx_thread (vnm, vif->hw_if_index, 0, ~0);
- vnet_hw_interface_set_rx_mode (vnm, vif->hw_if_index, 0,
- VNET_HW_INTERFACE_RX_MODE_DEFAULT);
- vif->per_interface_next_index = ~0;
- vif->type = VIRTIO_IF_TYPE_TAP;
- vif->flags |= VIRTIO_IF_FLAG_ADMIN_UP;
- vnet_hw_interface_set_flags (vnm, vif->hw_if_index,
- VNET_HW_INTERFACE_FLAG_LINK_UP);
- goto done;
-
-error:
- if (err)
- {
- ASSERT (args->error == 0);
- args->error = err;
- args->rv = VNET_API_ERROR_SYSCALL_ERROR_3;
- }
- if (vif->tap_fd != -1)
- close (vif->tap_fd);
- if (vif->fd != -1)
- close (vif->fd);
- vec_foreach_index (i, vif->vrings) virtio_vring_free (vif, i);
- memset (vif, 0, sizeof (virtio_if_t));
- pool_put (vim->interfaces, vif);
-
-done:
- if (vhost_mem)
- clib_mem_free (vhost_mem);
- if (fd != -1)
- close (fd);
-}
-
-int
-tap_delete_if (vlib_main_t * vm, u32 sw_if_index)
-{
- vnet_main_t *vnm = vnet_get_main ();
- virtio_main_t *mm = &virtio_main;
- int i;
- virtio_if_t *vif;
- vnet_hw_interface_t *hw;
-
- hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
- if (hw == NULL || virtio_device_class.index != hw->dev_class_index)
- return VNET_API_ERROR_INVALID_SW_IF_INDEX;
-
- vif = pool_elt_at_index (mm->interfaces, hw->dev_instance);
-
- /* bring down the interface */
- vnet_hw_interface_set_flags (vnm, vif->hw_if_index, 0);
- vnet_sw_interface_set_flags (vnm, vif->sw_if_index, 0);
-
- ethernet_delete_interface (vnm, vif->hw_if_index);
- vif->hw_if_index = ~0;
-
- if (vif->tap_fd != -1)
- close (vif->tap_fd);
- if (vif->fd != -1)
- close (vif->fd);
-
- vec_foreach_index (i, vif->vrings) virtio_vring_free (vif, i);
- vec_free (vif->vrings);
-
- memset (vif, 0, sizeof (*vif));
- pool_put (mm->interfaces, vif);
-
- return 0;
-}
-
-int
-tap_dump_ifs (tap_interface_details_t ** out_tapids)
-{
- vnet_main_t *vnm = vnet_get_main ();
- virtio_main_t *mm = &virtio_main;
- virtio_if_t *vif;
- vnet_hw_interface_t *hi;
- tap_interface_details_t *r_tapids = NULL;
- tap_interface_details_t *tapid = NULL;
-
- /* *INDENT-OFF* */
- pool_foreach (vif, mm->interfaces,
- vec_add2(r_tapids, tapid, 1);
- memset (tapid, 0, sizeof (*tapid));
- tapid->sw_if_index = vif->sw_if_index;
- hi = vnet_get_hw_interface (vnm, vif->hw_if_index);
- clib_memcpy(tapid->dev_name, hi->name,
- MIN (ARRAY_LEN (tapid->dev_name) - 1,
- strlen ((const char *) hi->name)));
- );
- /* *INDENT-ON* */
-
- *out_tapids = r_tapids;
-
- return 0;
-}
-
-static clib_error_t *
-tap_init (vlib_main_t * vm)
-{
-
- return 0;
-}
-
-VLIB_INIT_FUNCTION (tap_init);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/devices/virtio/tap.h b/src/vnet/devices/virtio/tap.h
deleted file mode 100644
index 0e0f8cb4056..00000000000
--- a/src/vnet/devices/virtio/tap.h
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- *------------------------------------------------------------------
- * Copyright (c) 2017 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.
- *------------------------------------------------------------------
- */
-
-#ifndef _VNET_DEVICES_VIRTIO_TAP_H_
-#define _VNET_DEVICES_VIRTIO_TAP_H_
-
-#ifndef MIN
-#define MIN(x,y) (((x)<(y))?(x):(y))
-#endif
-
-typedef struct
-{
- u8 *name;
- u8 hw_addr_set;
- u8 hw_addr[6];
- u16 rx_ring_sz;
- u16 tx_ring_sz;
- u8 *host_namespace;
- u8 *host_bridge;
- ip4_address_t host_ip4_addr;
- u32 host_ip4_prefix_len;
- ip6_address_t host_ip6_addr;
- u32 host_ip6_prefix_len;
- /* return */
- u32 sw_if_index;
- int rv;
- clib_error_t *error;
-} tap_create_if_args_t;
-
-/** TAP interface details struct */
-typedef struct
-{
- u32 sw_if_index;
- u8 dev_name[64];
-} tap_interface_details_t;
-
-void tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args);
-int tap_delete_if (vlib_main_t * vm, u32 sw_if_index);
-int tap_dump_ifs (tap_interface_details_t ** out_tapids);
-
-#endif /* _VNET_DEVICES_VIRTIO_TAP_H_ */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/devices/virtio/tapv2.api b/src/vnet/devices/virtio/tapv2.api
deleted file mode 100644
index 03788607fe5..00000000000
--- a/src/vnet/devices/virtio/tapv2.api
+++ /dev/null
@@ -1,110 +0,0 @@
-/*
- * Copyright (c) 2017 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.
- */
-
-/** \file
-
- This file defines vpe control-plane API messages for
- the Linux kernel TAP device driver
-*/
-
-vl_api_version 1.0.0
-
-/** \brief Initialize a new tap interface with the given paramters
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
- @param use_random_mac - let the system generate a unique mac address
- @param tap_name - name to associate with the new interface
- @param mac_address - mac addr to assign to the interface if use_radom not set
- @param tx_ring_sz - the number of entries of TX ring
- @param rx_ring_sz - the number of entries of RX ring
- @param host_namespace_set - host namespece should be set
- @param host_namespace - host namespace to attach interface to
- @param host_bridge_set - host bridge should be set
- @param host_bridge - host bridge to attach interface to
- @param host_ip4_addr_set - host IPv4 ip address should be set
- @param host_ip4_addr - host IPv4 ip address
- @param host_ip4_prefix_len - host IPv4 ip address prefix length
- @param host_ip6_addr_set - host IPv6 ip address should be set
- @param host_ip6_addr - host IPv6 ip address
- @param host_ip6_prefix_len - host IPv6 ip address prefix length
-*/
-define tap_create_v2
-{
- u32 client_index;
- u32 context;
- u8 use_random_mac;
- u8 tap_name[64];
- u8 mac_address[6];
- u16 tx_ring_sz; /* optional, default is 256 entries, must be power of 2 */
- u16 rx_ring_sz; /* optional, default is 256 entries, must be power of 2 */
- u8 host_namespace_set;
- u8 host_namespace[64];
- u8 host_bridge_set;
- u8 host_bridge[64];
- u8 host_ip4_addr_set;
- u8 host_ip4_addr[4];
- u8 host_ip4_prefix_len;
- u8 host_ip6_addr_set;
- u8 host_ip6_addr[16];
- u8 host_ip6_prefix_len;
-};
-
-/** \brief Reply for tap create reply
- @param context - returned sender context, to match reply w/ request
- @param retval - return code
- @param sw_if_index - software index allocated for the new tap interface
-*/
-define tap_create_v2_reply
-{
- u32 context;
- i32 retval;
- u32 sw_if_index;
-};
-
-/** \brief Delete tap interface
- @param client_index - opaque cookie to identify the sender
- @param context - sender context, to match reply w/ request
- @param sw_if_index - interface index of existing tap interface
-*/
-autoreply define tap_delete_v2
-{
- u32 client_index;
- u32 context;
- u32 sw_if_index;
-};
-
-/** \brief Dump tap interfaces request */
-define sw_interface_tap_v2_dump
-{
- u32 client_index;
- u32 context;
-};
-
-/** \brief Reply for tap dump request
- @param sw_if_index - software index of tap interface
- @param dev_name - Linux tap device name
-*/
-define sw_interface_tap_v2_details
-{
- u32 context;
- u32 sw_if_index;
- u8 dev_name[64];
-};
-
-/*
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */
diff --git a/src/vnet/devices/virtio/tapv2_api.c b/src/vnet/devices/virtio/tapv2_api.c
deleted file mode 100644
index 7a6adca083f..00000000000
--- a/src/vnet/devices/virtio/tapv2_api.c
+++ /dev/null
@@ -1,237 +0,0 @@
-/*
- *------------------------------------------------------------------
- * tap_api.c - vnet tap device driver API support
- *
- * Copyright (c) 2017 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.
- *------------------------------------------------------------------
- */
-
-#include <vnet/vnet.h>
-#include <vlibmemory/api.h>
-
-#include <vnet/interface.h>
-#include <vnet/api_errno.h>
-#include <vnet/ethernet/ethernet.h>
-#include <vnet/ip/ip.h>
-
-#include <vnet/vnet_msg_enum.h>
-
-#define vl_typedefs /* define message structures */
-#include <vnet/vnet_all_api_h.h>
-#undef vl_typedefs
-
-#define vl_endianfun /* define message structures */
-#include <vnet/vnet_all_api_h.h>
-#undef vl_endianfun
-
-/* instantiate all the print functions we know about */
-#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
-#define vl_printfun
-#include <vnet/vnet_all_api_h.h>
-#undef vl_printfun
-
-#include <vlibapi/api_helper_macros.h>
-#include <vnet/devices/virtio/tap.h>
-
-#define foreach_tapv2_api_msg \
-_(TAP_CREATE_V2, tap_create_v2) \
-_(TAP_DELETE_V2, tap_delete_v2) \
-_(SW_INTERFACE_TAP_V2_DUMP, sw_interface_tap_v2_dump)
-
-static void
-vl_api_tap_create_v2_t_handler (vl_api_tap_create_v2_t * mp)
-{
- vlib_main_t *vm = vlib_get_main ();
- vl_api_tap_create_v2_reply_t *rmp;
- unix_shared_memory_queue_t *q;
- tap_create_if_args_t _a, *ap = &_a;
-
- memset (ap, 0, sizeof (*ap));
-
- ap->name = mp->tap_name;
- if (!mp->use_random_mac)
- {
- clib_memcpy (ap->hw_addr, mp->mac_address, 6);
- ap->hw_addr_set = 1;
- }
- ap->rx_ring_sz = mp->rx_ring_sz;
- ap->tx_ring_sz = mp->tx_ring_sz;
- ap->sw_if_index = (u32) ~ 0;
-
- if (mp->host_namespace_set)
- ap->host_namespace = mp->host_namespace;
-
- if (mp->host_bridge_set)
- ap->host_bridge = mp->host_bridge;
-
- if (mp->host_ip4_addr_set)
- {
- clib_memcpy (&ap->host_ip4_addr.as_u8, mp->host_ip4_addr, 4);
- ap->host_ip4_prefix_len = mp->host_ip4_prefix_len;
- }
-
- if (mp->host_ip6_addr_set)
- {
- clib_memcpy (&ap->host_ip6_addr, mp->host_ip6_addr, 16);
- ap->host_ip6_prefix_len = mp->host_ip6_prefix_len;
- }
-
- tap_create_if (vm, ap);
-
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (!q)
- return;
-
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_TAP_CREATE_V2_REPLY);
- rmp->context = mp->context;
- rmp->retval = ntohl (ap->rv);
- rmp->sw_if_index = ntohl (ap->sw_if_index);
-
- vl_msg_api_send_shmem (q, (u8 *) & rmp);
-}
-
-static void
-tap_send_sw_interface_event_deleted (vpe_api_main_t * am,
- unix_shared_memory_queue_t * q,
- u32 sw_if_index)
-{
- vl_api_sw_interface_event_t *mp;
-
- mp = vl_msg_api_alloc (sizeof (*mp));
- memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_EVENT);
- mp->sw_if_index = ntohl (sw_if_index);
-
- mp->admin_up_down = 0;
- mp->link_up_down = 0;
- mp->deleted = 1;
- vl_msg_api_send_shmem (q, (u8 *) & mp);
-}
-
-static void
-vl_api_tap_delete_v2_t_handler (vl_api_tap_delete_v2_t * mp)
-{
- vlib_main_t *vm = vlib_get_main ();
- int rv;
- vpe_api_main_t *vam = &vpe_api_main;
- vl_api_tap_delete_v2_reply_t *rmp;
- unix_shared_memory_queue_t *q;
- u32 sw_if_index = ntohl (mp->sw_if_index);
-
- rv = tap_delete_if (vm, sw_if_index);
-
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (!q)
- return;
-
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_TAP_DELETE_V2_REPLY);
- rmp->context = mp->context;
- rmp->retval = ntohl (rv);
-
- vl_msg_api_send_shmem (q, (u8 *) & rmp);
-
- if (!rv)
- tap_send_sw_interface_event_deleted (vam, q, sw_if_index);
-}
-
-static void
-tap_send_sw_interface_details (vpe_api_main_t * am,
- unix_shared_memory_queue_t * q,
- tap_interface_details_t * tap_if, u32 context)
-{
- vl_api_sw_interface_tap_v2_details_t *mp;
- mp = vl_msg_api_alloc (sizeof (*mp));
- memset (mp, 0, sizeof (*mp));
- mp->_vl_msg_id = ntohs (VL_API_SW_INTERFACE_TAP_V2_DETAILS);
- mp->sw_if_index = ntohl (tap_if->sw_if_index);
- clib_memcpy (mp->dev_name, tap_if->dev_name,
- MIN (ARRAY_LEN (mp->dev_name) - 1,
- strlen ((const char *) tap_if->dev_name)));
- mp->context = context;
-
- vl_msg_api_send_shmem (q, (u8 *) & mp);
-}
-
-static void
-vl_api_sw_interface_tap_v2_dump_t_handler (vl_api_sw_interface_tap_v2_dump_t *
- mp)
-{
- int rv;
- vpe_api_main_t *am = &vpe_api_main;
- unix_shared_memory_queue_t *q;
- tap_interface_details_t *tapifs = NULL;
- tap_interface_details_t *tap_if = NULL;
-
- q = vl_api_client_index_to_input_queue (mp->client_index);
- if (q == 0)
- return;
-
- rv = tap_dump_ifs (&tapifs);
- if (rv)
- return;
-
- vec_foreach (tap_if, tapifs)
- {
- tap_send_sw_interface_details (am, q, tap_if, mp->context);
- }
-
- vec_free (tapifs);
-}
-
-#define vl_msg_name_crc_list
-#include <vnet/vnet_all_api_h.h>
-#undef vl_msg_name_crc_list
-
-static void
-tap_setup_message_id_table (api_main_t * am)
-{
-#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
- foreach_vl_msg_name_crc_tapv2;
-#undef _
-}
-
-static clib_error_t *
-tapv2_api_hookup (vlib_main_t * vm)
-{
- api_main_t *am = &api_main;
-
-#define _(N,n) \
- vl_msg_api_set_handlers(VL_API_##N, #n, \
- vl_api_##n##_t_handler, \
- vl_noop_handler, \
- vl_api_##n##_t_endian, \
- vl_api_##n##_t_print, \
- sizeof(vl_api_##n##_t), 1);
- foreach_tapv2_api_msg;
-#undef _
-
- /*
- * Set up the (msg_name, crc, message-id) table
- */
- tap_setup_message_id_table (am);
-
- return 0;
-}
-
-VLIB_API_INIT_FUNCTION (tapv2_api_hookup);
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */