1 files changed, 115 insertions, 0 deletions
diff --git a/include/parser.h b/include/parser.h
new file mode 100644
index 0000000..f79a22f
--- /dev/null
+++ b/include/parser.h
@@ -0,0 +1,115 @@
+#ifndef NFTABLES_PARSER_H
+#define NFTABLES_PARSER_H
+
+#include <list.h>
+#include <rule.h> // FIXME
+#include <nftables.h>
+
+#define TABSIZE				8
+
+#define YYLTYPE				struct location
+#define YYLTYPE_IS_TRIVIAL		0
+#define YYENABLE_NLS			0
+
+#define SCOPE_NEST_MAX			4
+
+struct parser_state {
+	struct input_descriptor		*indesc;
+	struct list_head		indesc_list;
+
+	struct list_head		*msgs;
+	unsigned int			nerrs;
+
+	struct scope			*scopes[SCOPE_NEST_MAX];
+	unsigned int			scope;
+	bool				scope_err;
+
+	unsigned int			flex_state_pop;
+	unsigned int			startcond_type;
+	struct list_head		*cmds;
+	unsigned int			*startcond_active;
+};
+
+enum startcond_type {
+	PARSER_SC_BEGIN,
+	PARSER_SC_ARP,
+	PARSER_SC_AT,
+	PARSER_SC_CT,
+	PARSER_SC_COUNTER,
+	PARSER_SC_ETH,
+	PARSER_SC_GRE,
+	PARSER_SC_ICMP,
+	PARSER_SC_IGMP,
+	PARSER_SC_IP,
+	PARSER_SC_IP6,
+	PARSER_SC_LAST,
+	PARSER_SC_LIMIT,
+	PARSER_SC_META,
+	PARSER_SC_POLICY,
+	PARSER_SC_QUOTA,
+	PARSER_SC_SCTP,
+	PARSER_SC_SECMARK,
+	PARSER_SC_TCP,
+	PARSER_SC_TYPE,
+	PARSER_SC_VLAN,
+	PARSER_SC_XT,
+	PARSER_SC_CMD_DESTROY,
+	PARSER_SC_CMD_EXPORT,
+	PARSER_SC_CMD_IMPORT,
+	PARSER_SC_CMD_LIST,
+	PARSER_SC_CMD_MONITOR,
+	PARSER_SC_CMD_RESET,
+	PARSER_SC_EXPR_AH,
+	PARSER_SC_EXPR_COMP,
+	PARSER_SC_EXPR_DCCP,
+	PARSER_SC_EXPR_DST,
+	PARSER_SC_EXPR_ESP,
+	PARSER_SC_EXPR_FIB,
+	PARSER_SC_EXPR_FRAG,
+	PARSER_SC_EXPR_HASH,
+	PARSER_SC_EXPR_HBH,
+	PARSER_SC_EXPR_IPSEC,
+	PARSER_SC_EXPR_MH,
+	PARSER_SC_EXPR_NUMGEN,
+	PARSER_SC_EXPR_OSF,
+	PARSER_SC_EXPR_QUEUE,
+	PARSER_SC_EXPR_RT,
+	PARSER_SC_EXPR_SCTP_CHUNK,
+	PARSER_SC_EXPR_SOCKET,
+	PARSER_SC_EXPR_TH,
+	PARSER_SC_EXPR_UDP,
+	PARSER_SC_EXPR_UDPLITE,
+
+	PARSER_SC_STMT_DUP,
+	PARSER_SC_STMT_FWD,
+	PARSER_SC_STMT_LOG,
+	PARSER_SC_STMT_NAT,
+	PARSER_SC_STMT_REJECT,
+	PARSER_SC_STMT_SYNPROXY,
+	PARSER_SC_STMT_TPROXY,
+
+	__SC_MAX
+};
+
+struct mnl_socket;
+
+extern void parser_init(struct nft_ctx *nft, struct parser_state *state,
+			struct list_head *msgs, struct list_head *cmds,
+			struct scope *top_scope);
+extern int nft_parse(struct nft_ctx *ctx, void *, struct parser_state *state);
+
+extern void *scanner_init(struct parser_state *state);
+extern void scanner_destroy(struct nft_ctx *nft);
+
+extern int scanner_read_file(struct nft_ctx *nft, const char *filename,
+			     const struct location *loc);
+extern int scanner_include_file(struct nft_ctx *ctx, void *scanner,
+				const char *filename,
+				const struct location *loc);
+extern void scanner_push_buffer(void *scanner,
+				const struct input_descriptor *indesc,
+				const char *buffer);
+
+extern void scanner_pop_start_cond(void *scanner, enum startcond_type sc);
+
+#endif /* NFTABLES_PARSER_H */