/*
 * netsniff-ng - the packet sniffing beast
 * Copyright 2011 Daniel Borkmann, rewritten
 * Copyright 1991-2007 Kawahara Lab., Kyoto University
 * Copyright 2000-2005 Shikano Lab., Nara Institute of Science and Technology
 * Copyright 2005-2007 Julius project team, Nagoya Institute of Technology
 * All rights reserved
 * Subject to the GPL, version 2.
 */

#ifndef PATRICIA_H
#define PATRICIA_H

#include <netinet/in.h>

#include "built_in.h"

struct patricia_node {
	void *key;
	size_t klen;
	struct sockaddr_storage *addr;
	size_t alen;
	union {
		int data;
		int thres_bit;
	} value;
	struct patricia_node *l, *r;
} __cacheline_aligned;

extern int ptree_search_data_nearest(void *str, size_t sstr,
				     struct sockaddr_storage *addr, size_t *alen,
				     struct patricia_node *root);
extern int ptree_search_data_exact(void *str, size_t sstr,
				   struct sockaddr_storage *addr, size_t *alen,
				   struct patricia_node *root);
extern int ptree_add_entry(void *str, size_t sstr, int data,
			   struct sockaddr_storage *addr, size_t alen,
			   struct patricia_node **root);
extern void ptree_del_entry(void *str, size_t sstr,
			    struct patricia_node **root);
extern void ptree_get_key(int data, struct patricia_node *node,
			  struct patricia_node **wanted);
extern void ptree_get_key_addr(struct sockaddr_storage *addr, size_t alen,
			       struct patricia_node *node,
			       struct patricia_node **wanted);
extern void ptree_display(struct patricia_node *node, int level);
extern void ptree_free(struct patricia_node *root);

#endif /* PATRICIA_H */
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<div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/?id=bc6a3d9977b6ea093cd7c567ef83657023e77f26&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>
<tr><td><span title='2017-02-10 15:56:08 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=bc6a3d9977b6ea093cd7c567ef83657023e77f26'>bpf: Add test_tag to .gitignore</a></td><td>Mickaël Salaün</td><td>1</td><td><span class='deletions'>-0</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2017-02-10 15:56:08 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=702498a1426bc95b6f49f9c5fba616110cbd3947'>bpf: Remove bpf_sys.h from selftests</a></td><td>Mickaël Salaün</td><td>7</td><td><span class='deletions'>-34</span>/<span class='insertions'>+9</span></td></tr>
<tr><td><span title='2017-02-10 15:56:07 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=f4874d01beba16a1bf2512929b9d460e003d7f3d'>bpf: Use bpf_create_map() from the library</a></td><td>Mickaël Salaün</td><td>6</td><td><span class='deletions'>-30</span>/<span class='insertions'>+15</span></td></tr>
<tr><td><span title='2017-02-10 15:56:07 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=5f155c2563592b1908a7df2dcbd44893fde3e419'>bpf: Use bpf_map_get_next_key() from the library</a></td><td>Mickaël Salaün</td><td>5</td><td><span class='deletions'>-31</span>/<span class='insertions'>+20</span></td></tr>
<tr><td><span title='2017-02-10 15:56:07 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=e58383b803499bd623b737070038af94d0b8a3c7'>bpf: Use bpf_map_delete_elem() from the library</a></td><td>Mickaël Salaün</td><td>5</td><td><span class='deletions'>-26</span>/<span class='insertions'>+16</span></td></tr>
<tr><td><span title='2017-02-10 15:56:07 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=e5ff7c4019c6cb6e86bc9d6d16e8a8f921133c70'>bpf: Use bpf_map_lookup_elem() from the library</a></td><td>Mickaël Salaün</td><td>6</td><td><span class='deletions'>-50</span>/<span class='insertions'>+39</span></td></tr>
<tr><td><span title='2017-02-10 15:56:07 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=10ecc728fe12dbd206e2d4d8b6e96082632b969c'>bpf: Use bpf_map_update_elem() from the library</a></td><td>Mickaël Salaün</td><td>6</td><td><span class='deletions'>-91</span>/<span class='insertions'>+99</span></td></tr>
<tr><td><span title='2017-02-10 15:56:06 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=2ee89fb9a942e250b5adb5535de4acca14bb7fa2'>bpf: Use bpf_load_program() from the library</a></td><td>Mickaël Salaün</td><td>6</td><td><span class='deletions'>-32</span>/<span class='insertions'>+17</span></td></tr>
<tr><td><span title='2017-02-10 15:56:06 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=d02d8986a7688d3f0ff6ef61aa6beb41427692eb'>bpf: Always test unprivileged programs</a></td><td>Mickaël Salaün</td><td>2</td><td><span class='deletions'>-6</span>/<span class='insertions'>+64</span></td></tr>
<tr><td><span title='2017-02-10 15:56:06 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=7f73f39a89c25c04ac684661ee61edcae476eb15'>bpf: Change the include directory for selftest</a></td><td>Mickaël Salaün</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+1</span></td></tr>
<tr><td><span title='2017-02-10 15:56:05 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=9a7382662fc85b29f2b0dc4e7c61896cbd06593d'>tools: Sync {,tools/}include/uapi/linux/bpf.h</a></td><td>Mickaël Salaün</td><td>1</td><td><span class='deletions'>-1</span>/<span class='insertions'>+22</span></td></tr>
<tr><td><span title='2017-02-10 15:52:27 -0500'>2017-02-10</span></td><td><a href='/cgit.cgi/linux/net-next.git/commit/?id=e40d5d78df539c0c9b6625cdf5b1bc4b14c4d8bf'>Merge branch 'netronome-NFP4000-and-NFP6000-PF-driver'</a></td><td>David S. Miller