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17 #ifndef NMSG_CONSTANTS_H
18 #define NMSG_CONSTANTS_H
27 #define NMSG_MAGIC {'N', 'M', 'S', 'G'}
35 #define NMSG_VERSION 2U
36 #define NMSG_PROTOCOL_VERSION NMSG_VERSION
46 #define NMSG_HDRLSZ_V2 10
51 #define NMSG_LENHDRSZ_V1 2
56 #define NMSG_LENHDRSZ_V2 4
61 #define NMSG_PAYHDRSZ 64
66 #define NMSG_WBUFSZ_MIN 512
71 #define NMSG_WBUFSZ_MAX 1048576
77 #define NMSG_WBUFSZ_JUMBO 8192
83 #define NMSG_WBUFSZ_ETHER 1280
90 #define NMSG_RBUFSZ (2 * NMSG_WBUFSZ_MAX)
96 #define NMSG_RBUF_TIMEOUT 500
101 #define NMSG_DEFAULT_SNAPLEN 1522
106 #define NMSG_IPSZ_MAX 65536
113 #define NMSG_FLAG_ZLIB 0x01
118 #define NMSG_FLAG_FRAGMENT 0x02