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-rw-r--r--src/vnet/dev/args.h74
1 files changed, 74 insertions, 0 deletions
diff --git a/src/vnet/dev/args.h b/src/vnet/dev/args.h
new file mode 100644
index 00000000000..0c49d1fcfe2
--- /dev/null
+++ b/src/vnet/dev/args.h
@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: Apache-2.0
+ * Copyright (c) 2023 Cisco Systems, Inc.
+ */
+
+#ifndef _VNET_DEV_ARGS_H_
+#define _VNET_DEV_ARGS_H_
+
+#include <vppinfra/clib.h>
+#include <vnet/dev/errors.h>
+
+#define foreach_vnet_dev_arg_type \
+ _ (BOOL, "%u", boolean) \
+ _ (UINT32, "%u", uint32) \
+ _ (STRING, "\'%v\'", string)
+
+typedef enum
+{
+ VNET_DEV_ARG_END,
+#define _(n, f, v) VNET_DEV_ARG_TYPE_##n,
+ foreach_vnet_dev_arg_type
+#undef _
+} __clib_packed vnet_dev_arg_type_t;
+
+typedef union
+{
+ u8 boolean;
+ u8 uint32;
+ u8 *string;
+} vnet_dev_arg_value_t;
+
+typedef struct
+{
+ char *name;
+ char *desc;
+ vnet_dev_arg_type_t type;
+ u8 val_set;
+ u32 min;
+ u32 max;
+ u64 id;
+ vnet_dev_arg_value_t val;
+ vnet_dev_arg_value_t default_val;
+} vnet_dev_arg_t;
+
+#define VNET_DEV_ARG_BOOL(ud, n, d, ...) \
+ { \
+ .type = VNET_DEV_ARG_TYPE_BOOL, .id = ud, .name = n, .desc = d, \
+ __VA_ARGS__ \
+ }
+#define VNET_DEV_ARG_UINT32(ud, n, d, ...) \
+ { \
+ .type = VNET_DEV_ARG_TYPE_UINT32, .id = ud, .name = n, .desc = d, \
+ __VA_ARGS__ \
+ }
+#define VNET_DEV_ARG_STRING(ud, n, d, ...) \
+ { \
+ .type = VNET_DEV_ARG_TYPE_STRING, .id = ud, .name = n, .desc = d, \
+ __VA_ARGS__ \
+ }
+#define VNET_DEV_ARG_END() \
+ { \
+ .type = VNET_DEV_ARG_END \
+ }
+
+#define VNET_DEV_ARGS(...) \
+ (vnet_dev_arg_t[]) { __VA_ARGS__, VNET_DEV_ARG_END () }
+
+#define foreach_vnet_dev_args(a, d) \
+ for (typeof ((d)->args[0]) *(a) = (d)->args; (a) < vec_end ((d)->args); \
+ (a)++)
+#define foreach_vnet_dev_port_args(a, p) \
+ for (typeof ((p)->args[0]) *(a) = (p)->args; (a) < vec_end ((p)->args); \
+ (a)++)
+
+#endif /* _VNET_DEV_ARGS_H_ */