/[webpac]/trunk/openisis/lses.h
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /trunk/openisis/lses.h

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Revision 239 - (show annotations)
Mon Mar 8 17:49:13 2004 UTC (16 years, 8 months ago) by dpavlin
File MIME type: text/plain
File size: 2317 byte(s)
including openisis 0.9.0 into webpac tree

1 /*
2 openisis - an open implementation of the CDS/ISIS database
3 Version 0.8.x (patchlevel see file Version)
4 Copyright (C) 2001-2003 by Erik Grziwotz, erik@openisis.org
5
6 This library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 This library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with this library; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19
20 see README for more information
21 EOH */
22 #ifndef LSES_H
23
24 /*
25 $Id: lses.h,v 1.8 2003/04/10 13:43:44 kripke Exp $
26 session
27 */
28
29 #include "loi.h"
30 #include "lio.h"
31
32 enum {
33 LSES_FILE_MAX = 16
34 };
35
36 typedef struct Ses {
37 int id;
38 char name[64];
39 Ios *io[LSES_FILE_MAX];
40 int hash; /* -value of name */
41 struct Ses *nxt; /* chain in hash */
42 int accnt; /* # accesses */
43 Tm ctime;
44 Tm mtime;
45 Tm atime;
46
47 Rec *prop; /* session state */
48 Rec *res; /* a reusable result */
49 struct Con *cur; /* current connection */
50 struct Con *que; /* connection queue */
51 /* actually this is followed by internal members ... */
52 } Ses;
53
54
55 /**
56 get the Session for the current thread.
57 if it doesn't have one, one is created.
58 */
59 extern Ses *sGet ();
60 extern void sSet ( Ses *ses );
61
62 #ifdef _REENTRANT
63 #define SESDECL Session ses = sGet();
64 #define SESGET() sGet()
65 #define SESSET(s) sSet(s)
66 #else
67 extern Ses *ses;
68 #define SESDECL
69 #define SESGET() ses
70 #define SESSET(s) do { ses = (s); } while (0)
71 #endif
72
73 extern void lses_init ();
74 extern void lses_fini ();
75
76
77 /**
78 get or create session by name (of len nlen).
79 name will be cleaned of control chars (<32).
80 touch atime (and ctime on new) with now (if not 0).
81 clean and reuse sessions with atime < expire (if not 0)
82 */
83 extern Ses *cSesByName ( char *name, int nlen, Tm *now, Tm *expire );
84
85
86 #define LSES_H
87 #endif /* LSES_H */

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