*------------------------------------------------------------------
*/
+#include <linux/if_packet.h>
+
#include <vppinfra/lock.h>
+#include <vlib/log.h>
+
+typedef struct tpacket_block_desc block_desc_t;
+typedef struct tpacket_req3 tpacket_req3_t;
+typedef struct tpacket3_hdr tpacket3_hdr_t;
+
+typedef enum
+{
+ AF_PACKET_IF_MODE_ETHERNET = 1,
+ AF_PACKET_IF_MODE_IP = 2
+} af_packet_if_mode_t;
+
+typedef struct
+{
+ u32 sw_if_index;
+ u8 host_if_name[64];
+} af_packet_if_detail_t;
+
+typedef struct
+{
+ u8 *ring_start_addr;
+ u32 ring_size;
+} af_packet_ring_t;
typedef struct
{
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
clib_spinlock_t lockp;
- u8 *host_if_name;
int fd;
- struct tpacket_req *rx_req;
- struct tpacket_req *tx_req;
- u8 *rx_ring;
- u8 *tx_ring;
- u32 hw_if_index;
- u32 sw_if_index;
- u32 unix_file_index;
+ union
+ {
+ tpacket_req3_t *rx_req;
+ tpacket_req3_t *tx_req;
+ };
+
+ union
+ {
+ u8 **rx_ring;
+ u8 **tx_ring;
+ };
- u32 next_rx_frame;
- u32 next_tx_frame;
+ union
+ {
+ u32 next_rx_block;
+ u32 next_tx_frame;
+ };
+ u16 queue_id;
+ u32 queue_index;
+
+ u32 clib_file_index;
+
+ u32 rx_frame_offset;
+ u16 num_rx_pkts;
+ u8 is_rx_pending;
+ vnet_hw_if_rx_mode mode;
+} af_packet_queue_t;
+
+typedef struct
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+ u32 hw_if_index;
+ u32 sw_if_index;
u32 per_interface_next_index;
+ af_packet_if_mode_t mode;
u8 is_admin_up;
+ u8 is_cksum_gso_enabled;
+
+ af_packet_queue_t *rx_queues;
+ af_packet_queue_t *tx_queues;
+
+ u8 num_rxqs;
+ u8 num_txqs;
+
+ u8 *host_if_name;
+ int host_if_index;
+ u32 hdrlen;
+
+ u32 host_mtu;
+ u32 dev_instance;
+
+ af_packet_ring_t *rings;
} af_packet_if_t;
typedef struct
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
af_packet_if_t *interfaces;
- /* bitmap of pending rx interfaces */
- uword *pending_input_bitmap;
-
/* rx buffer cache */
u32 **rx_buffers;
/* hash of host interface names */
mhash_t if_index_by_host_if_name;
+
+ /** log class */
+ vlib_log_class_t log_class;
} af_packet_main_t;
-af_packet_main_t af_packet_main;
+typedef struct
+{
+ u8 *host_if_name;
+ u8 *hw_addr;
+ u32 rx_frame_size;
+ u32 tx_frame_size;
+ u32 rx_frames_per_block;
+ u32 tx_frames_per_block;
+ u8 num_rxqs;
+ u8 num_txqs;
+ af_packet_if_mode_t mode;
+
+ /* return */
+ u32 sw_if_index;
+} af_packet_create_if_arg_t;
+
+extern af_packet_main_t af_packet_main;
extern vnet_device_class_t af_packet_device_class;
extern vlib_node_registration_t af_packet_input_node;
-int af_packet_create_if (vlib_main_t * vm, u8 * host_if_name,
- u8 * hw_addr_set, u32 * sw_if_index);
-int af_packet_delete_if (vlib_main_t * vm, u8 * host_if_name);
+int af_packet_create_if (af_packet_create_if_arg_t *arg);
+int af_packet_delete_if (u8 *host_if_name);
+int af_packet_set_l4_cksum_offload (u32 sw_if_index, u8 set);
+int af_packet_dump_ifs (af_packet_if_detail_t ** out_af_packet_ifs);
+
+format_function_t format_af_packet_device_name;
+
+#define MIN(x,y) (((x)<(y))?(x):(y))
/*
* fd.io coding-style-patch-verification: ON