[doldaconnect.git] / daemon / search.h

/*
 *  Dolda Connect - Modular multiuser Direct Connect-style client
 *  Copyright (C) 2004 Fredrik Tolf (fredrik@dolda2000.com)
 *  
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *  
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *  
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
#ifndef _SEARCH_H
#define _SEARCH_H

#include "filenet.h"
#include "sysevents.h"
#include <regex.h>
#include <wchar.h>

#define SOP_FALSE 0
#define SOP_TRUE 1
#define SOP_AND 2
#define SOP_OR 3
#define SOP_NOT 4
#define SOP_NAMERE 5
#define SOP_NAMESS 6
#define SOP_LINKRE 7
#define SOP_LINKSS 8
#define SOP_SIZEGT 9
#define SOP_SIZELT 10
#define SOP_SIZEEQ 11

#define SRCH_WAIT 0
#define SRCH_RUN 1

struct wcslist
{
    struct wcslist *next, *prev;
    wchar_t *str;
    size_t len;
};

struct sexpr
{
    int refcount;
    int op;
    struct sexpr *l, *r;
    int cost, tcost;
    union
    {
	struct
	{
	    wchar_t *sre;
	    regex_t cre;
	    int inited;
	} re;
	wchar_t *s;
	int n;
    } d;
};

struct srchfnnlist
{
    struct srchfnnlist *next;
    struct fnetnode *fn;
    void *fnetdata;
    CBCHAIN(searchfnl_destroy, struct srchfnnlist *ln);
};

struct search
{
    struct search *next, *prev;
    int id;
    int state;
    wchar_t *owner;
    int prio;
    time_t eta;
    double committime;
    struct sexpr *sexpr;
    struct srchfnnlist *fnl;
    struct srchres *results;
    int numres;
    struct timer *freetimer;
    CBCHAIN(search_eta, struct search *srch);
    CBCHAIN(search_commit, struct search *srch);
    CBCHAIN(search_result, struct search *srch, struct srchres *sr);
    CBCHAIN(search_destroy, struct search *srch);
};

struct srchres
{
    struct srchres *next, *prev;
    struct search *srch;
    wchar_t *filename;
    struct fnet *fnet;
    wchar_t *peerid, *peernick;
    size_t size;
    int slots;
    struct fnetnode *fn;
    double time;
};

wchar_t *regexunquotesimple(wchar_t *re);
struct sexpr *parsesexpr(int argc, wchar_t **argv);
void optsexpr(struct sexpr *sexpr);
void getsexpr(struct sexpr *sexpr);
void putsexpr(struct sexpr *sexpr);
struct search *newsearch(wchar_t *owner, struct sexpr *sexpr);
void searchaddfn(struct search *srch, struct fnetnode *fn);
void queuesearch(struct search *srch);
void freesearch(struct search *srch);
struct wcslist *regexfindstrings(wchar_t *re);
void freesl(struct wcslist **list);
void slmergemax(struct wcslist **dest, struct wcslist *src);
struct wcslist *slmergemin(struct wcslist *l1, struct wcslist *l2);
struct wcslist *findsexprstrs(struct sexpr *sexpr);
struct srchres *newsrchres(struct fnet *fnet, wchar_t *filename, wchar_t *peerid);
void freesrchres(struct srchres *sr);
void submitsrchres(struct srchres *sr);
struct search *findsearch(int id);

extern struct search *searches;
EGCBCHAIN(newsrchcb, struct search *);

#endif
Commit	Line	Data
d3372da9	1	/*
	2	* Dolda Connect - Modular multiuser Direct Connect-style client
	3	* Copyright (C) 2004 Fredrik Tolf (fredrik@dolda2000.com)
	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation; either version 2 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program; if not, write to the Free Software
	17	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	18	*/
	19	#ifndef _SEARCH_H
	20	#define _SEARCH_H
	21
	22	#include "filenet.h"
	23	#include "sysevents.h"
	24	#include <regex.h>
	25	#include <wchar.h>
	26
	27	#define SOP_FALSE 0
	28	#define SOP_TRUE 1
	29	#define SOP_AND 2
	30	#define SOP_OR 3
	31	#define SOP_NOT 4
	32	#define SOP_NAMERE 5
	33	#define SOP_NAMESS 6
	34	#define SOP_LINKRE 7
	35	#define SOP_LINKSS 8
	36	#define SOP_SIZEGT 9
	37	#define SOP_SIZELT 10
	38	#define SOP_SIZEEQ 11
	39
	40	#define SRCH_WAIT 0
	41	#define SRCH_RUN 1
	42
	43	struct wcslist
	44	{
	45	struct wcslist next, prev;
	46	wchar_t *str;
	47	size_t len;
	48	};
	49
	50	struct sexpr
	51	{
	52	int refcount;
	53	int op;
	54	struct sexpr l, r;
	55	int cost, tcost;
	56	union
	57	{
	58	struct
	59	{
	60	wchar_t *sre;
	61	regex_t cre;
	62	int inited;
	63	} re;
	64	wchar_t *s;
65	int n;
66	} d;
67	};
68
69	struct srchfnnlist
70	{
71	struct srchfnnlist *next;
72	struct fnetnode *fn;
73	void *fnetdata;
74	CBCHAIN(searchfnl_destroy, struct srchfnnlist *ln);
75	};
76
77	struct search
78	{
79	struct search next, prev;
80	int id;
81	int state;
82	wchar_t *owner;
83	int prio;
84	time_t eta;
85	double committime;
86	struct sexpr *sexpr;
87	struct srchfnnlist *fnl;
88	struct srchres *results;
89	int numres;
90	struct timer *freetimer;
91	CBCHAIN(search_eta, struct search *srch);
92	CBCHAIN(search_commit, struct search *srch);
93	CBCHAIN(search_result, struct search srch, struct srchres sr);
94	CBCHAIN(search_destroy, struct search *srch);
95	};
96
97	struct srchres
98	{
99	struct srchres next, prev;
100	struct search *srch;
101	wchar_t *filename;
102	struct fnet *fnet;
103	wchar_t peerid, peernick;
104	size_t size;
105	int slots;
106	struct fnetnode *fn;
107	double time;
108	};
109
110	wchar_t regexunquotesimple(wchar_t re);
111	struct sexpr parsesexpr(int argc, wchar_t *argv);
112	void optsexpr(struct sexpr *sexpr);
113	void getsexpr(struct sexpr *sexpr);
114	void putsexpr(struct sexpr *sexpr);
115	struct search newsearch(wchar_t owner, struct sexpr *sexpr);
116	void searchaddfn(struct search srch, struct fnetnode fn);
117	void queuesearch(struct search *srch);
118	void freesearch(struct search *srch);
119	struct wcslist regexfindstrings(wchar_t re);
120	void freesl(struct wcslist **list);
121	void slmergemax(struct wcslist *dest, struct wcslist src);
122	struct wcslist slmergemin(struct wcslist l1, struct wcslist *l2);
123	struct wcslist findsexprstrs(struct sexpr sexpr);
124	struct srchres newsrchres(struct fnet fnet, wchar_t filename, wchar_t peerid);
125	void freesrchres(struct srchres *sr);
126	void submitsrchres(struct srchres *sr);
127	struct search *findsearch(int id);
128
129	extern struct search *searches;
130	EGCBCHAIN(newsrchcb, struct search *);
131
132	#endif