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authorPavel Kotucek <pkotucek@cisco.com>2016-12-20 14:05:46 +0100
committerDamjan Marion <damarion@cisco.com>2016-12-21 22:20:14 +0100
commit8b2b794ae99a2316caebceb65a5ab16f75536d6b (patch)
treed3551604554db51b5ebcd2c8cdc55612f574a262 /vnet
parentbbe3362948415a6fcee8246cc2e419240395d5d4 (diff)
API refactoring : netmap
Change-Id: I0e1ba784b09c00d2ae5ea51128dcba09d06f8766 Signed-off-by: Pavel Kotucek <pkotucek@cisco.com>
Diffstat (limited to 'vnet')
-rw-r--r--vnet/Makefile.am10
-rw-r--r--vnet/vnet/devices/netmap/netmap.api74
-rw-r--r--vnet/vnet/devices/netmap/netmap_api.c137
-rw-r--r--vnet/vnet/vnet_all_api_h.h1
4 files changed, 219 insertions, 3 deletions
diff --git a/vnet/Makefile.am b/vnet/Makefile.am
index f1ba40056eb..d0f4d9e7e90 100644
--- a/vnet/Makefile.am
+++ b/vnet/Makefile.am
@@ -18,6 +18,8 @@ AM_CFLAGS = -Wall -Werror @DPDK@ @DPDK_CRYPTO@ @IPSEC@ @IPV6SR@
BUILT_SOURCES = \
vnet/devices/af_packet/af_packet.api.h \
vnet/devices/af_packet/af_packet.api.json \
+ vnet/devices/netmap/netmap.api.h \
+ vnet/devices/netmap/netmap.api.json \
vnet/interface.api.h \
vnet/interface.api.json \
vnet/ip/ip.api.h \
@@ -787,11 +789,12 @@ libvnet_la_SOURCES += \
vnet/devices/netmap/netmap.c \
vnet/devices/netmap/device.c \
vnet/devices/netmap/node.c \
- vnet/devices/netmap/cli.c
+ vnet/devices/netmap/cli.c \
+ vnet/devices/netmap/netmap_api.c
nobase_include_HEADERS += \
- vnet/devices/netmap/netmap.h
-
+ vnet/devices/netmap/netmap.h \
+ vnet/devices/netmap/netmap.api.h
########################################
# Driver feature graph arc support
@@ -943,6 +946,7 @@ apidir = $(prefix)/vnet
api_DATA = \
vnet/devices/af_packet/af_packet.api.json \
+ vnet/devices/netmap/netmap.api.json \
vnet/interface.api.json \
vnet/ip/ip.api.json \
vnet/l2/l2.api.json \
diff --git a/vnet/vnet/devices/netmap/netmap.api b/vnet/vnet/devices/netmap/netmap.api
new file mode 100644
index 00000000000..377ccffda4c
--- /dev/null
+++ b/vnet/vnet/devices/netmap/netmap.api
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2015-2016 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.
+ */
+
+/** \brief Create netmap
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param netmap_if_name - interface name
+ @param hw_addr - interface MAC
+ @param use_random_hw_addr - use random generated MAC
+ @param is_pipe - is pipe
+ @param is_master - 0=slave, 1=master
+*/
+define netmap_create
+{
+ u32 client_index;
+ u32 context;
+
+ u8 netmap_if_name[64];
+ u8 hw_addr[6];
+ u8 use_random_hw_addr;
+ u8 is_pipe;
+ u8 is_master;
+};
+
+/** \brief Create netmap response
+ @param context - sender context, to match reply w/ request
+ @param retval - return value for request
+*/
+define netmap_create_reply
+{
+ u32 context;
+ i32 retval;
+};
+
+/** \brief Delete netmap
+ @param client_index - opaque cookie to identify the sender
+ @param context - sender context, to match reply w/ request
+ @param netmap_if_name - interface name
+*/
+define netmap_delete
+{
+ u32 client_index;
+ u32 context;
+
+ u8 netmap_if_name[64];
+};
+
+/** \brief Delete netmap response
+ @param context - sender context, to match reply w/ request
+ @param retval - return value for request
+*/
+define netmap_delete_reply
+{
+ u32 context;
+ i32 retval;
+};
+
+/*
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vnet/vnet/devices/netmap/netmap_api.c b/vnet/vnet/devices/netmap/netmap_api.c
new file mode 100644
index 00000000000..9a393b1fda4
--- /dev/null
+++ b/vnet/vnet/devices/netmap/netmap_api.c
@@ -0,0 +1,137 @@
+/*
+ *------------------------------------------------------------------
+ * netmap_api.c - netmap api
+ *
+ * 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 <vnet/vnet.h>
+#include <vlibmemory/api.h>
+
+#include <vnet/interface.h>
+#include <vnet/api_errno.h>
+#include <vnet/devices/netmap/netmap.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>
+
+#define foreach_vpe_api_msg \
+_(NETMAP_CREATE, netmap_create) \
+_(NETMAP_DELETE, netmap_delete) \
+
+static void
+vl_api_netmap_create_t_handler (vl_api_netmap_create_t * mp)
+{
+ vlib_main_t *vm = vlib_get_main ();
+ vl_api_netmap_create_reply_t *rmp;
+ int rv = 0;
+ u8 *if_name = NULL;
+
+ if_name = format (0, "%s", mp->netmap_if_name);
+ vec_add1 (if_name, 0);
+
+ rv =
+ netmap_create_if (vm, if_name, mp->use_random_hw_addr ? 0 : mp->hw_addr,
+ mp->is_pipe, mp->is_master, 0);
+
+ vec_free (if_name);
+
+ REPLY_MACRO (VL_API_NETMAP_CREATE_REPLY);
+}
+
+static void
+vl_api_netmap_delete_t_handler (vl_api_netmap_delete_t * mp)
+{
+ vlib_main_t *vm = vlib_get_main ();
+ vl_api_netmap_delete_reply_t *rmp;
+ int rv = 0;
+ u8 *if_name = NULL;
+
+ if_name = format (0, "%s", mp->netmap_if_name);
+ vec_add1 (if_name, 0);
+
+ rv = netmap_delete_if (vm, if_name);
+
+ vec_free (if_name);
+
+ REPLY_MACRO (VL_API_NETMAP_DELETE_REPLY);
+}
+
+/*
+ * netmap_api_hookup
+ * Add vpe's API message handlers to the table.
+ * vlib has alread mapped shared memory and
+ * added the client registration handlers.
+ * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
+ */
+#define vl_msg_name_crc_list
+#include <vnet/vnet_all_api_h.h>
+#undef vl_msg_name_crc_list
+
+static void
+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_netmap;
+#undef _
+}
+
+static clib_error_t *
+netmap_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_vpe_api_msg;
+#undef _
+
+ /*
+ * Set up the (msg_name, crc, message-id) table
+ */
+ setup_message_id_table (am);
+
+ return 0;
+}
+
+VLIB_API_INIT_FUNCTION (netmap_api_hookup);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/vnet/vnet/vnet_all_api_h.h b/vnet/vnet/vnet_all_api_h.h
index b25ece71357..66975291552 100644
--- a/vnet/vnet/vnet_all_api_h.h
+++ b/vnet/vnet/vnet_all_api_h.h
@@ -30,6 +30,7 @@
#endif /* included_from_layer_3 */
#include <vnet/devices/af_packet/af_packet.api.h>
+#include <vnet/devices/netmap/netmap.api.h>
#include <vnet/interface.api.h>
#include <vnet/map/map.api.h>
#include <vnet/l2/l2.api.h>