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-rw-r--r--src/plugins/wireguard/wireguard.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/src/plugins/wireguard/wireguard.h b/src/plugins/wireguard/wireguard.h
index 4cbee1fcf7a..aaec3d47b23 100644
--- a/src/plugins/wireguard/wireguard.h
+++ b/src/plugins/wireguard/wireguard.h
@@ -30,6 +30,7 @@ typedef struct wg_per_thread_data_t_
{
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
vnet_crypto_op_t *crypto_ops;
+ vnet_crypto_async_frame_t **async_frames;
u8 data[WG_DEFAULT_DATA_SIZE];
} wg_per_thread_data_t;
typedef struct
@@ -50,12 +51,69 @@ typedef struct
u8 feature_init;
tw_timer_wheel_16t_2w_512sl_t timer_wheel;
+
+ /* operation mode flags (e.g. async) */
+ u8 op_mode_flags;
} wg_main_t;
+typedef struct
+{
+ /* wg post node index for async crypto */
+ u32 wg4_post_next;
+ u32 wg6_post_next;
+} wg_async_post_next_t;
+
+extern wg_async_post_next_t wg_encrypt_async_next;
extern wg_main_t wg_main;
+/**
+ * Wireguard operation mode
+ **/
+#define foreach_wg_op_mode_flags _ (0, ASYNC, "async")
+
+/**
+ * Helper function to set/unset and check op modes
+ **/
+typedef enum wg_op_mode_flags_t_
+{
+#define _(v, f, s) WG_OP_MODE_FLAG_##f = 1 << v,
+ foreach_wg_op_mode_flags
+#undef _
+} __clib_packed wg_op_mode_flags_t;
+
+#define _(a, v, s) \
+ always_inline int wg_op_mode_set_##v (void) \
+ { \
+ return (wg_main.op_mode_flags |= WG_OP_MODE_FLAG_##v); \
+ } \
+ always_inline int wg_op_mode_unset_##v (void) \
+ { \
+ return (wg_main.op_mode_flags &= ~WG_OP_MODE_FLAG_##v); \
+ } \
+ always_inline int wg_op_mode_is_set_##v (void) \
+ { \
+ return (wg_main.op_mode_flags & WG_OP_MODE_FLAG_##v); \
+ }
+foreach_wg_op_mode_flags
+#undef _
+
+ typedef struct
+{
+ u8 __pad[22];
+ u16 next_index;
+} wg_post_data_t;
+
+STATIC_ASSERT (sizeof (wg_post_data_t) <=
+ STRUCT_SIZE_OF (vnet_buffer_opaque_t, unused),
+ "Custom meta-data too large for vnet_buffer_opaque_t");
+
+#define wg_post_data(b) \
+ ((wg_post_data_t *) ((u8 *) ((b)->opaque) + \
+ STRUCT_OFFSET_OF (vnet_buffer_opaque_t, unused)))
+
#define WG_START_EVENT 1
void wg_feature_init (wg_main_t * wmp);
+void wg_set_async_mode (u32 is_enabled);
#endif /* __included_wg_h__ */