meta.c File Reference

#include <stddef.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <pwd.h>
#include <grp.h>
#include <linux/pkt_sched.h>
#include <linux/if_packet.h>
#include <nftables.h>
#include <expression.h>
#include <statement.h>
#include <datatype.h>
#include <meta.h>
#include <gmputil.h>
#include <utils.h>
#include <erec.h>

Include dependency graph for meta.c:

Functions
struct expr *	meta_expr_alloc (const struct location *loc, enum nft_meta_keys key)
struct stmt *	meta_stmt_alloc (const struct location *loc, enum nft_meta_keys key, struct expr *expr)

Variables
const struct datatype	arphrd_type

Function Documentation

struct expr* meta_expr_alloc	(	const struct location *	loc,
		enum nft_meta_keys	key
	)

References meta_template::byteorder, meta_template::dtype, expr_alloc(), EXPR_F_PROTOCOL, expr::flags, expr::key, meta_template::len, expr::meta, NFT_META_IIFTYPE, NFT_META_L4PROTO, NFT_META_NFPROTO, PROTO_BASE_LL_HDR, and PROTO_BASE_NETWORK_HDR.

Referenced by payload_gen_dependency().

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struct stmt* meta_stmt_alloc	(	const struct location *	loc,
		enum nft_meta_keys	key,
		struct expr *	expr
	)

References meta_stmt::expr, stmt::expr, meta_stmt::key, stmt::meta, stmt_alloc(), and meta_stmt::tmpl.

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Variable Documentation

const struct datatype arphrd_type

Initial value:

= {
    .type       = TYPE_ARPHRD,
    .name       = "iface_type",
    .desc       = "network interface type",
    .byteorder  = BYTEORDER_HOST_ENDIAN,
    .size       = 2 * BITS_PER_BYTE,
    .basetype   = &integer_type,
    .sym_tbl    = &arphrd_tbl,
}

Referenced by payload_gen_dependency().