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authorBenoît Ganne <bganne@cisco.com>2020-06-12 08:47:34 +0200
committerDamjan Marion <dmarion@me.com>2020-08-31 17:16:56 +0000
commit4a76d6f6da035220917097bc047b08bc58254803 (patch)
tree10399485df66c0ebeeaa32edbb7a1022b8baa9b3 /src/plugins/af_xdp/format.c
parentbfed7c047d2807f835cd7b9ef0330d314ac0ebc5 (diff)
af_xdp: AF_XDP input plugin
Type: feature Change-Id: I85aa4ad6b68c1aa0e51938002dc691a4b11c545c Signed-off-by: Damjan Marion <damarion@cisco.com> Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'src/plugins/af_xdp/format.c')
-rw-r--r--src/plugins/af_xdp/format.c89
1 files changed, 89 insertions, 0 deletions
diff --git a/src/plugins/af_xdp/format.c b/src/plugins/af_xdp/format.c
new file mode 100644
index 00000000000..acdc70e6a0d
--- /dev/null
+++ b/src/plugins/af_xdp/format.c
@@ -0,0 +1,89 @@
+/*
+ *------------------------------------------------------------------
+ * Copyright (c) 2018 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 <vlib/vlib.h>
+#include <vlib/unix/unix.h>
+#include <vlib/pci/pci.h>
+#include <vnet/ethernet/ethernet.h>
+
+#include <af_xdp/af_xdp.h>
+
+u8 *
+format_af_xdp_device_name (u8 * s, va_list * args)
+{
+ u32 i = va_arg (*args, u32);
+ af_xdp_main_t *am = &af_xdp_main;
+ af_xdp_device_t *ad = vec_elt_at_index (am->devices, i);
+
+ s = format (s, "%v", ad->name);
+ return s;
+}
+
+u8 *
+format_af_xdp_device_flags (u8 * s, va_list * args)
+{
+ af_xdp_device_t *ad = va_arg (*args, af_xdp_device_t *);
+#define _(a, b, c) \
+ if (ad->flags & (1 << a)) \
+ s = format (s, "%s ", c);
+ foreach_af_xdp_device_flags
+#undef _
+ return s;
+}
+
+u8 *
+format_af_xdp_device (u8 * s, va_list * args)
+{
+ u32 i = va_arg (*args, u32);
+ af_xdp_main_t *am = &af_xdp_main;
+ af_xdp_device_t *ad = vec_elt_at_index (am->devices, i);
+ u32 indent = format_get_indent (s);
+
+ s = format (s, "netdev %v\n", ad->linux_ifname);
+ s =
+ format (s, "%Uflags: %U", format_white_space, indent,
+ format_af_xdp_device_flags, ad);
+ if (ad->error)
+ s = format (s, "\n%Uerror %U", format_white_space, indent,
+ format_clib_error, ad->error);
+
+ return s;
+}
+
+u8 *
+format_af_xdp_input_trace (u8 * s, va_list * args)
+{
+ vlib_main_t *vm = va_arg (*args, vlib_main_t *);
+ vlib_node_t *node = va_arg (*args, vlib_node_t *);
+ af_xdp_input_trace_t *t = va_arg (*args, af_xdp_input_trace_t *);
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_hw_interface_t *hi = vnet_get_hw_interface (vnm, t->hw_if_index);
+
+ s = format (s, "af_xdp: %v (%d) next-node %U",
+ hi->name, t->hw_if_index, format_vlib_next_node_name, vm,
+ node->index, t->next_index);
+
+ return s;
+}
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */