pktmbuf_ptype.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright (c) 2010-2022 Intel Corporation.
 * Copyright 2014-2016 6WIND S.A.
 */
 
#include <net/cne_ip.h>
#include <net/cne_udp.h>
#include <net/cne_tcp.h>
#include <net/cne_sctp.h>
 
#ifndef _PKTMBUF_PTYPE_H_
#define _PKTMBUF_PTYPE_H_
 
#include <stddef.h>
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
struct cne_net_hdr_lens {
    uint8_t l2_len;        
    uint8_t inner_l2_len;  
    uint16_t l3_len;       
    uint16_t inner_l3_len; 
    uint16_t tunnel_len;   
    uint8_t l4_len;        
    uint8_t inner_l4_len;  
};
 
#define CNE_PTYPE_UNKNOWN 0x00000000
#define CNE_PTYPE_L2_ETHER 0x00000001
#define CNE_PTYPE_L2_ETHER_TIMESYNC 0x00000002
#define CNE_PTYPE_L2_ETHER_ARP 0x00000003
#define CNE_PTYPE_L2_ETHER_LLDP 0x00000004
#define CNE_PTYPE_L2_ETHER_NSH 0x00000005
#define CNE_PTYPE_L2_ETHER_VLAN 0x00000006
#define CNE_PTYPE_L2_ETHER_QINQ 0x00000007
#define CNE_PTYPE_L2_ETHER_PPPOE 0x00000008
#define CNE_PTYPE_L2_ETHER_FCOE 0x00000009
#define CNE_PTYPE_L2_ETHER_MPLS 0x0000000a
#define CNE_PTYPE_L2_MASK 0x0000000f
#define CNE_PTYPE_L3_IPV4 0x00000010
#define CNE_PTYPE_L3_IPV4_EXT 0x00000030
#define CNE_PTYPE_L3_IPV6 0x00000040
#define CNE_PTYPE_L3_IPV4_EXT_UNKNOWN 0x00000090
#define CNE_PTYPE_L3_IPV6_EXT 0x000000c0
#define CNE_PTYPE_L3_IPV6_EXT_UNKNOWN 0x000000e0
#define CNE_PTYPE_L3_MASK 0x000000f0
#define CNE_PTYPE_L4_TCP 0x00000100
#define CNE_PTYPE_L4_UDP 0x00000200
#define CNE_PTYPE_L4_FRAG 0x00000300
#define CNE_PTYPE_L4_SCTP 0x00000400
#define CNE_PTYPE_L4_ICMP 0x00000500
#define CNE_PTYPE_L4_NONFRAG 0x00000600
#define CNE_PTYPE_L4_IGMP 0x00000700
#define CNE_PTYPE_L4_MASK 0x00000f00
#define CNE_PTYPE_TUNNEL_IP 0x00001000
#define CNE_PTYPE_TUNNEL_GRE 0x00002000
#define CNE_PTYPE_TUNNEL_VXLAN 0x00003000
#define CNE_PTYPE_TUNNEL_NVGRE 0x00004000
#define CNE_PTYPE_TUNNEL_GENEVE 0x00005000
#define CNE_PTYPE_TUNNEL_GRENAT 0x00006000
#define CNE_PTYPE_TUNNEL_GTPC 0x00007000
#define CNE_PTYPE_TUNNEL_GTPU 0x00008000
#define CNE_PTYPE_TUNNEL_ESP 0x00009000
#define CNE_PTYPE_TUNNEL_L2TP 0x0000a000
#define CNE_PTYPE_TUNNEL_VXLAN_GPE 0x0000b000
#define CNE_PTYPE_TUNNEL_MPLS_IN_GRE 0x0000c000
#define CNE_PTYPE_TUNNEL_MPLS_IN_UDP 0x0000d000
#define CNE_PTYPE_TUNNEL_MASK 0x0000f000
#define CNE_PTYPE_INNER_L2_ETHER 0x00010000
#define CNE_PTYPE_INNER_L2_ETHER_VLAN 0x00020000
#define CNE_PTYPE_INNER_L2_ETHER_QINQ 0x00030000
#define CNE_PTYPE_INNER_L2_MASK 0x000f0000
#define CNE_PTYPE_INNER_L3_IPV4 0x00100000
#define CNE_PTYPE_INNER_L3_IPV4_EXT 0x00200000
#define CNE_PTYPE_INNER_L3_IPV6 0x00300000
#define CNE_PTYPE_INNER_L3_IPV4_EXT_UNKNOWN 0x00400000
#define CNE_PTYPE_INNER_L3_IPV6_EXT 0x00500000
#define CNE_PTYPE_INNER_L3_IPV6_EXT_UNKNOWN 0x00600000
#define CNE_PTYPE_INNER_L3_MASK 0x00f00000
#define CNE_PTYPE_INNER_L4_TCP 0x01000000
#define CNE_PTYPE_INNER_L4_UDP 0x02000000
#define CNE_PTYPE_INNER_L4_FRAG 0x03000000
#define CNE_PTYPE_INNER_L4_SCTP 0x04000000
#define CNE_PTYPE_INNER_L4_ICMP 0x05000000
#define CNE_PTYPE_INNER_L4_NONFRAG 0x06000000
#define CNE_PTYPE_INNER_L4_MASK 0x0f000000
#define CNE_PTYPE_ALL_MASK 0x0fffffff
 
#define CNE_ETH_IS_IPV4_HDR(ptype) ((ptype)&CNE_PTYPE_L3_IPV4)
 
#define CNE_ETH_IS_IPV6_HDR(ptype) ((ptype)&CNE_PTYPE_L3_IPV6)
 
/* Check if it is a tunneling packet */
#define CNE_ETH_IS_TUNNEL_PKT(ptype)                                                        \
    ((ptype) & (CNE_PTYPE_TUNNEL_MASK | CNE_PTYPE_INNER_L2_MASK | CNE_PTYPE_INNER_L3_MASK | \
                CNE_PTYPE_INNER_L4_MASK))
 
CNDP_API uint32_t cne_get_ptype(const pktmbuf_t *m, struct cne_net_hdr_lens *hdr_lens,
                                uint32_t layers);
 
CNDP_API const char *cne_get_ptype_l2_name(uint32_t ptype);
 
CNDP_API const char *cne_get_ptype_l3_name(uint32_t ptype);
 
CNDP_API const char *cne_get_ptype_l4_name(uint32_t ptype);
 
CNDP_API const char *cne_get_ptype_tunnel_name(uint32_t ptype);
 
CNDP_API const char *cne_get_ptype_inner_l2_name(uint32_t ptype);
 
CNDP_API const char *cne_get_ptype_inner_l3_name(uint32_t ptype);
 
CNDP_API const char *cne_get_ptype_inner_l4_name(uint32_t ptype);
 
CNDP_API int cne_get_ptype_name(uint32_t ptype, char *buf, size_t buflen);
 
#ifdef __cplusplus
}
#endif
 
#endif /* _PKTMBUF_PTYPE_H_ */