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dpavlin |
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/* |
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openisis - an open implementation of the CDS/ISIS database |
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Version 0.8.x (patchlevel see file Version) |
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Copyright (C) 2001-2003 by Erik Grziwotz, erik@openisis.org |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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see README for more information |
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EOH */ |
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#ifndef LSES_H |
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/* |
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$Id: lses.h,v 1.8 2003/04/10 13:43:44 kripke Exp $ |
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session |
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*/ |
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#include "loi.h" |
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#include "lio.h" |
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enum { |
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LSES_FILE_MAX = 16 |
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}; |
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typedef struct Ses { |
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int id; |
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char name[64]; |
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Ios *io[LSES_FILE_MAX]; |
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int hash; /* -value of name */ |
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struct Ses *nxt; /* chain in hash */ |
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int accnt; /* # accesses */ |
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Tm ctime; |
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Tm mtime; |
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Tm atime; |
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Rec *prop; /* session state */ |
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Rec *res; /* a reusable result */ |
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struct Con *cur; /* current connection */ |
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struct Con *que; /* connection queue */ |
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/* actually this is followed by internal members ... */ |
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} Ses; |
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/** |
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get the Session for the current thread. |
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if it doesn't have one, one is created. |
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*/ |
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extern Ses *sGet (); |
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extern void sSet ( Ses *ses ); |
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#ifdef _REENTRANT |
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#define SESDECL Session ses = sGet(); |
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#define SESGET() sGet() |
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#define SESSET(s) sSet(s) |
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#else |
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extern Ses *ses; |
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#define SESDECL |
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#define SESGET() ses |
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#define SESSET(s) do { ses = (s); } while (0) |
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#endif |
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extern void lses_init (); |
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extern void lses_fini (); |
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/** |
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get or create session by name (of len nlen). |
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name will be cleaned of control chars (<32). |
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touch atime (and ctime on new) with now (if not 0). |
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clean and reuse sessions with atime < expire (if not 0) |
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*/ |
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extern Ses *cSesByName ( char *name, int nlen, Tm *now, Tm *expire ); |
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#define LSES_H |
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#endif /* LSES_H */ |
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