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extern.h

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+/*
+ * Copyright (c) 2007-2019 Alexandre Snarskii <snar@snar.spb.ru>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/queue.h>
+
+#include "sx_prefix.h"
+#include "sx_slentry.h"
+
+typedef enum {
+	V_CISCO = 0,
+	V_JUNIPER,
+	V_CISCO_XR,
+	V_JSON,
+	V_BIRD,
+	V_OPENBGPD,
+	V_FORMAT,
+	V_NOKIA,
+	V_HUAWEI,
+	V_MIKROTIK,
+	V_NOKIA_MD,
+	V_ARISTA
+} bgpq_vendor_t;
+
+typedef enum {
+	T_NONE = 0,
+	T_ASPATH,
+	T_OASPATH,
+	T_ASSET,
+	T_PREFIXLIST,	
+	T_EACL,
+	T_ROUTE_FILTER_LIST
+} bgpq_gen_t;
+
+struct bgpq_expander;
+
+struct bgpq_request {
+	STAILQ_ENTRY(bgpq_request) next;
+	char* request;
+	int size, offset;
+	int (*callback)(char*, struct bgpq_expander*, struct bgpq_request*);
+	void *udata;
+	unsigned depth;
+};
+
+struct bgpq_expander {
+	struct sx_radix_tree* tree;
+	STAILQ_HEAD(sx_slentries, sx_slentry) macroses, rsets;
+	RB_HEAD(tentree, sx_tentry) already, stoplist;
+	int family;
+	char* sources;
+	uint32_t asnumber;
+	int aswidth;
+	char* name;
+	bgpq_vendor_t vendor;
+	bgpq_gen_t    generation;
+	int identify;
+	int sequence;
+	int maxdepth;
+	int validate_asns;
+	unsigned char* asn32s[65536];
+	struct bgpq_prequest* firstpipe, *lastpipe;
+	int piped;
+	char* match;
+	char* server;
+	char* port;
+	char* format;
+	unsigned maxlen;
+	STAILQ_HEAD(bgpq_requests, bgpq_request) wq, rq;
+	int fd, cdepth;
+};
+
+
+int bgpq_expander_init(struct bgpq_expander* b, int af);
+int bgpq_expander_add_asset(struct bgpq_expander* b, char* set);
+int bgpq_expander_add_rset(struct bgpq_expander* b, char* set);
+int bgpq_expander_add_as(struct bgpq_expander* b, char* as);
+int bgpq_expander_add_prefix(struct bgpq_expander* b, char* prefix);
+int bgpq_expander_add_prefix_range(struct bgpq_expander* b, char* prefix);
+int bgpq_expander_add_stop(struct bgpq_expander* b, char* object);
+
+int bgpq_expand(struct bgpq_expander* b);
+
+int bgpq4_print_prefixlist(FILE* f, struct bgpq_expander* b);
+int bgpq4_print_eacl(FILE* f, struct bgpq_expander* b);
+int bgpq4_print_aspath(FILE* f, struct bgpq_expander* b);
+int bgpq4_print_asset(FILE* f, struct bgpq_expander* b);
+int bgpq4_print_oaspath(FILE* f, struct bgpq_expander* b);
+int bgpq4_print_route_filter_list(FILE* f, struct bgpq_expander* b);
+
+void sx_radix_node_freeall(struct sx_radix_node *n);
+void sx_radix_tree_freeall(struct sx_radix_tree *t);
+void bgpq_prequest_freeall(struct bgpq_prequest *bpr);
+void expander_freeall(struct bgpq_expander *expander);
+
+/* s - number of opened socket, dir is either SO_SNDBUF or SO_RCVBUF */
+int sx_maxsockbuf(int s, int dir);
+
+#ifndef HAVE_STRLCPY
+size_t strlcpy(char* dst, const char* src, size_t size);
+#endif