freeDiameter: libfreeDiameter/sessions.c annotate

annotate libfreeDiameter/sessions.c @ 85:e5fcd672caff

Added new function to retrieve messages sessions easily

author	Sebastien Decugis <sdecugis@nict.go.jp>
date	Thu, 03 Dec 2009 14:59:23 +0900
parents	14cf6daf716d
children	69e2b33ee817

rev	line source
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	1 /*********************************************************************************************************
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	2 * Software License Agreement (BSD License) *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	3 * Author: Sebastien Decugis <sdecugis@nict.go.jp> *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	4 * *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	5 * Copyright (c) 2009, WIDE Project and NICT *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	6 * All rights reserved. *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	7 * *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	8 * Redistribution and use of this software in source and binary forms, with or without modification, are *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	9 * permitted provided that the following conditions are met: *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	10 * *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	11 * * Redistributions of source code must retain the above *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	12 * copyright notice, this list of conditions and the *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	13 * following disclaimer. *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	14 * *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	15 * * Redistributions in binary form must reproduce the above *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	16 * copyright notice, this list of conditions and the *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	17 * following disclaimer in the documentation and/or other *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	18 * materials provided with the distribution. *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	19 * *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	20 * * Neither the name of the WIDE Project or NICT nor the *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	21 * names of its contributors may be used to endorse or *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	22 * promote products derived from this software without *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	23 * specific prior written permission of WIDE Project and *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	24 * NICT. *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	25 * *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	27 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	28 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	29 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	32 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	33 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	34 *********************************************************************************************************/
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	35
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	36 /* Sessions module.
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	37 *
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	38 * Basic functionalities to help implementing User sessions state machines from RFC3588.
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	39 */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	40
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	41 #include "libfD.h"
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	42
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	43 /********************* Parameters ********************/
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	44
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	45 /* Size of the hash table containing the session objects (pow of 2. ex: 6 => 2^6 = 64). must be between 0 and 31. */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	46 #ifndef SESS_HASH_SIZE
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	47 #define SESS_HASH_SIZE 6
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	48 #endif /* SESS_HASH_SIZE */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	49
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	50 /* Default lifetime of a session, in seconds. (31 days = 2678400 seconds) */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	51 #ifndef SESS_DEFAULT_LIFETIME
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	52 #define SESS_DEFAULT_LIFETIME 2678400
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	53 #endif /* SESS_DEFAULT_LIFETIME */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	54
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	55 /******************** /Parameters ********************/
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	56
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	57 /* Eyescatchers definitions */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	58 #define SH_EYEC 0x53554AD1
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	59 #define SD_EYEC 0x5355D474
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	60 #define SI_EYEC 0x53551D
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	61
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	62 /* Macro to check an object is valid */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	63 #define VALIDATE_SH( _obj ) ( ((_obj) != NULL) && ( ((struct session_handler *)(_obj))->eyec == SH_EYEC) )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	64 #define VALIDATE_SI( _obj ) ( ((_obj) != NULL) && ( ((struct session *)(_obj))->eyec == SI_EYEC) )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	65
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	66
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	67 /* Handlers registered by users of the session module */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	68 struct session_handler {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	69 int eyec; /* An eye catcher also used to ensure the object is valid, must be SH_EYEC */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	70 int id; /* A unique integer to identify this handler */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	71 void (cleanup)(char , session_state ); / The cleanup function to be called for cleaning a state */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	72 };
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	73
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	74 static int hdl_id = 0; /* A global counter to initialize the id field */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	75 static pthread_mutex_t hdl_lock = PTHREAD_MUTEX_INITIALIZER; /* lock to protect hdl_id; we could use atomic operations otherwise (less portable) */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	76
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	77
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	78 /* Data structures linked from the sessions, containing the applications states */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	79 struct state {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	80 int eyec; /* Must be SD_EYEC */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	81 session_state state; / The state registered by the application, never NULL (or the whole object is deleted) */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	82 struct fd_list chain; /* Chaining in the list of session's states ordered by hdl->id */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	83 union {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	84 struct session_handler hdl; / The handler for which this state was registered */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	85 char sid; / For deleted state, the sid of the session it belong to */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	86 };
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	87 };
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	88
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	89 /* Session object, one for each value of Session-Id AVP */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	90 struct session {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	91 int eyec; /* Eyecatcher, SI_EYEC */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	92
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	93 char * sid; /* The \0-terminated Session-Id */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	94 uint32_t hash; /* computed hash of sid */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	95 struct fd_list chain_h;/* chaining in the hash table of sessions. */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	96
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	97 struct timespec timeout;/* Timeout date for the session */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	98 struct fd_list expire; /* List of expiring sessions, ordered by timeouts. */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	99
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	100 pthread_mutex_t stlock; /* A lock to protect the list of states associated with this session */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	101 struct fd_list states; /* Sentinel for the list of states of this session. */
85 e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	102 int msg_cnt;/* Reference counter for the messages pointing to this session */
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	103 };
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	104
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	105 /* Sessions hash table, to allow fast sid to session retrieval */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	106 static struct {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	107 struct fd_list sentinel; /* sentinel element for this sublist */
7 e5af94b04946 Added dispatch module and tests Sebastien Decugis <sdecugis@nict.go.jp> parents: 6 diff changeset	108 pthread_mutex_t lock; /* the mutex for this sublist -- we might probably change it to rwlock for a little optimization */
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	109 } sess_hash [ 1 << SESS_HASH_SIZE ] ;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	110 #define H_MASK( __hash ) ((__hash) & (( 1 << SESS_HASH_SIZE ) - 1))
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	111 #define H_LIST( _hash ) (&(sess_hash[H_MASK(_hash)].sentinel))
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	112 #define H_LOCK( _hash ) (&(sess_hash[H_MASK(_hash)].lock ))
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	113
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	114 /* The following are used to generate sid values that are eternaly unique */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	115 static uint32_t sid_h; /* initialized to the current time in fd_sess_init */
7 e5af94b04946 Added dispatch module and tests Sebastien Decugis <sdecugis@nict.go.jp> parents: 6 diff changeset	116 static uint32_t sid_l; /* incremented each time a session id is created */
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	117 static pthread_mutex_t sid_lock = PTHREAD_MUTEX_INITIALIZER;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	118
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	119 /* Expiring sessions management */
14 14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	120 static struct fd_list exp_sentinel = FD_LIST_INITIALIZER(exp_sentinel); /* list of sessions ordered by their timeout date */
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	121 static pthread_mutex_t exp_lock = PTHREAD_MUTEX_INITIALIZER; /* lock protecting the list. */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	122 static pthread_cond_t exp_cond = PTHREAD_COND_INITIALIZER; /* condvar used by the expiry mecahinsm. */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	123 static pthread_t exp_thr; /* The expiry thread that handles cleanup of expired sessions */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	124
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	125 /* Hierarchy of the locks, to avoid deadlocks:
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	126 * hash lock > state lock > expiry lock
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	127 * i.e. state lock can be taken while holding the hash lock, but not while holding the expiry lock.
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	128 * As well, the hash lock cannot be taken while holding a state lock.
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	129 */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	130
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	131 /********************************************************************************************************/
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	132
7 e5af94b04946 Added dispatch module and tests Sebastien Decugis <sdecugis@nict.go.jp> parents: 6 diff changeset	133 /* Initialize a session object. It is not linked now. sid must be already malloc'ed. */
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	134 static struct session * new_session(char * sid, size_t sidlen)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	135 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	136 struct session * sess;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	137
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	138 TRACE_ENTRY("%p %d", sid, sidlen);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	139 CHECK_PARAMS_DO( sid && sidlen, return NULL );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	140
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	141 CHECK_MALLOC_DO( sess = malloc(sizeof(struct session)), return NULL );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	142 memset(sess, 0, sizeof(struct session));
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	143
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	144 sess->eyec = SI_EYEC;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	145
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	146 sess->sid = sid;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	147 sess->hash = fd_hash(sid, sidlen);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	148 fd_list_init(&sess->chain_h, sess);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	149
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	150 CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &sess->timeout), return NULL );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	151 sess->timeout.tv_sec += SESS_DEFAULT_LIFETIME;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	152 fd_list_init(&sess->expire, sess);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	153
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	154 CHECK_POSIX_DO( pthread_mutex_init(&sess->stlock, NULL), return NULL );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	155 fd_list_init(&sess->states, sess);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	156
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	157 return sess;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	158 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	159
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	160 /* The expiry thread */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	161 static void * exp_fct(void * arg)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	162 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	163 fd_log_threadname ( "Session/expire" );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	164 TRACE_ENTRY( "" );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	165
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	166 CHECK_POSIX_DO( pthread_mutex_lock(&exp_lock), goto error );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	167 pthread_cleanup_push( fd_cleanup_mutex, &exp_lock );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	168
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	169 do {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	170 struct timespec now;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	171 struct session * first;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	172
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	173 /* Check if there are expiring sessions available */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	174 if (FD_IS_LIST_EMPTY(&exp_sentinel)) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	175 /* Just wait for a change or cancelation */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	176 CHECK_POSIX_DO( pthread_cond_wait( &exp_cond, &exp_lock ), goto error );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	177 /* Restart the loop on wakeup */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	178 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	179 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	180
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	181 /* Get the pointer to the session that expires first */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	182 first = (struct session *)(exp_sentinel.next->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	183 ASSERT( VALIDATE_SI(first) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	184
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	185 /* Get the current time */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	186 CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &now), goto error );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	187
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	188 /* If first session is not expired, we just wait until it happens */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	189 if ( TS_IS_INFERIOR( &now, &first->timeout ) ) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	190
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	191 CHECK_POSIX_DO2( pthread_cond_timedwait( &exp_cond, &exp_lock, &first->timeout ),
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	192 ETIMEDOUT, /* ETIMEDOUT is a normal error, continue */,
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	193 /* on other error, */ goto error );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	194
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	195 /* on wakeup, loop */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	196 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	197 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	198
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	199 /* Now, the first session in the list is expired; destroy it */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	200 CHECK_POSIX_DO( pthread_mutex_unlock(&exp_lock), goto error );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	201 CHECK_FCT_DO( fd_sess_destroy( &first ), goto error );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	202 CHECK_POSIX_DO( pthread_mutex_lock(&exp_lock), goto error );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	203
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	204 } while (1);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	205
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	206 pthread_cleanup_pop( 1 );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	207 error:
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	208 TRACE_DEBUG(INFO, "An error occurred in session module! Expiry thread is terminating...");
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	209 ASSERT(0);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	210 return NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	211 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	212
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	213
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	214
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	215 /********************************************************************************************************/
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	216
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	217 /* Initialize the session module */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	218 int fd_sess_init(void)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	219 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	220 int i;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	221
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	222 TRACE_ENTRY( "" );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	223
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	224 /* Initialize the global counters */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	225 sid_h = (uint32_t) time(NULL);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	226 sid_l = 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	227
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	228 /* Initialize the hash table */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	229 for (i = 0; i < sizeof(sess_hash) / sizeof(sess_hash[0]); i++) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	230 fd_list_init( &sess_hash[i].sentinel, NULL );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	231 CHECK_POSIX( pthread_mutex_init(&sess_hash[i].lock, NULL) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	232 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	233
14 14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	234 /* Start session garbage collector (expiry) */
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	235 CHECK_POSIX( pthread_create(&exp_thr, NULL, exp_fct, NULL) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	236
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	237 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	238 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	239
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	240 /* Create a new handler */
6 b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	241 int fd_sess_handler_create_internal ( struct session_handler ** handler, void (cleanup)(char sid, session_state * state) )
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	242 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	243 struct session_handler *new;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	244
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	245 TRACE_ENTRY("%p %p", handler, cleanup);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	246
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	247 CHECK_PARAMS( handler && cleanup );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	248
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	249 CHECK_MALLOC( new = malloc(sizeof(struct session_handler)) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	250 memset(new, 0, sizeof(struct session_handler));
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	251
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	252 CHECK_POSIX( pthread_mutex_lock(&hdl_lock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	253 new->id = ++hdl_id;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	254 CHECK_POSIX( pthread_mutex_unlock(&hdl_lock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	255
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	256 new->eyec = SH_EYEC;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	257 new->cleanup = cleanup;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	258
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	259 *handler = new;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	260 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	261 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	262
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	263 /* Destroy a handler, and all states attached to this handler. This operation is very slow but we don't care since it's rarely used.
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	264 * Note that it's better to call this function after all sessions have been deleted... */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	265 int fd_sess_handler_destroy ( struct session_handler ** handler )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	266 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	267 struct session_handler * del;
14 14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	268 /* place to save the list of states to be cleaned up. We do it after finding them to avoid deadlocks. the "o" field becomes a copy of the sid. */
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	269 struct fd_list deleted_states = FD_LIST_INITIALIZER( deleted_states );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	270 int i;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	271
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	272 TRACE_ENTRY("%p", handler);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	273 CHECK_PARAMS( handler && VALIDATE_SH(*handler) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	274
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	275 del = *handler;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	276 *handler = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	277
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	278 del->eyec = 0xdead; /* The handler is not valid anymore for any other operation */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	279
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	280 /* Now find all sessions with data registered for this handler, and move this data to the deleted_states list. */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	281 for (i = 0; i < sizeof(sess_hash) / sizeof(sess_hash[0]); i++) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	282 struct fd_list * li_si;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	283 CHECK_POSIX( pthread_mutex_lock(&sess_hash[i].lock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	284
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	285 for (li_si = sess_hash[i].sentinel.next; li_si != &sess_hash[i].sentinel; li_si = li_si->next) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	286 struct fd_list * li_st;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	287 struct session * sess = (struct session *)(li_si->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	288 CHECK_POSIX( pthread_mutex_lock(&sess->stlock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	289 for (li_st = sess->states.next; li_st != &sess->states; li_st = li_st->next) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	290 struct state * st = (struct state *)(li_st->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	291 char * sid_cpy;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	292 /* The list is ordered */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	293 if (st->hdl->id < del->id)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	294 continue;
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	295 if (st->hdl->id == del->id) {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	296 /* This state belongs to the handler we are deleting, move the item to the deleted_states list */
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	297 fd_list_unlink(&st->chain);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	298 CHECK_MALLOC( st->sid = strdup(sess->sid) );
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	299 fd_list_insert_before(&deleted_states, &st->chain);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	300 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	301 break;
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	302 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	303 CHECK_POSIX( pthread_mutex_unlock(&sess->stlock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	304 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	305 CHECK_POSIX( pthread_mutex_unlock(&sess_hash[i].lock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	306 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	307
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	308 /* Now, delete all states after calling their cleanup handler */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	309 while (!FD_IS_LIST_EMPTY(&deleted_states)) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	310 struct state * st = (struct state *)(deleted_states.next->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	311 TRACE_DEBUG(FULL, "Calling cleanup handler for session '%s' and data %p", st->sid, st->state);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	312 (*del->cleanup)(st->sid, st->state);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	313 free(st->sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	314 fd_list_unlink(&st->chain);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	315 free(st);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	316 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	317
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	318 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	319 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	320
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	321
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	322
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	323 /* Create a new session object with the default timeout value, and link it */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	324 int fd_sess_new ( struct session ** session, char * diamId, char * opt, size_t optlen )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	325 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	326 char * sid = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	327 size_t sidlen;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	328 uint32_t hash;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	329 struct session * sess;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	330 struct fd_list * li;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	331 int found = 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	332
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	333 TRACE_ENTRY("%p %p %p %d", session, diamId, opt, optlen);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	334 CHECK_PARAMS( session && (diamId \|\| opt) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	335
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	336 /* Ok, first create the identifier for the string */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	337 if (diamId == NULL) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	338 /* opt is the full string */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	339 if (optlen) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	340 CHECK_MALLOC( sid = malloc(optlen + 1) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	341 strncpy(sid, opt, optlen);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	342 sid[optlen] = '\0';
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	343 sidlen = optlen;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	344 } else {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	345 CHECK_MALLOC( sid = strdup(opt) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	346 sidlen = strlen(sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	347 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	348 } else {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	349 /* "<diamId>;<high32>;<low32>[;opt]" */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	350 sidlen = strlen(diamId);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	351 sidlen += 22; /* max size of ';<high32>;<low32>' */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	352 if (opt)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	353 sidlen += 1 + (optlen ?: strlen(opt)) ;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	354 sidlen++; /* space for the final \0 also */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	355 CHECK_MALLOC( sid = malloc(sidlen) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	356 CHECK_POSIX( pthread_mutex_lock(&sid_lock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	357 if ( ++sid_l == 0 ) /* overflow */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	358 ++sid_h;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	359
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	360 if (opt) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	361 if (optlen)
4 883311bf7df3 Simplified a few strings Sebastien Decugis <sdecugis@nict.go.jp> parents: 3 diff changeset	362 sidlen = snprintf(sid, sidlen, "%s;%u;%u;%.*s", diamId, sid_h, sid_l, optlen, opt);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	363 else
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	364 sidlen = snprintf(sid, sidlen, "%s;%u;%u;%s", diamId, sid_h, sid_l, opt);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	365 } else {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	366 sidlen = snprintf(sid, sidlen, "%s;%u;%u", diamId, sid_h, sid_l);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	367 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	368
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	369 CHECK_POSIX( pthread_mutex_unlock(&sid_lock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	370 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	371
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	372 /* Initialize the session object now, to spend less time inside locked section later.
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	373 * Cons: we malloc then free if there is already a session with same SID; we could malloc later to avoid this. */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	374 CHECK_MALLOC( sess = new_session(sid, sidlen) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	375
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	376 /* Now find the place to add this object in the hash table. */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	377 CHECK_POSIX( pthread_mutex_lock( H_LOCK(sess->hash) ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	378 for (li = H_LIST(sess->hash)->next; li != H_LIST(sess->hash); li = li->next) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	379 int cmp;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	380 struct session * s = (struct session *)(li->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	381
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	382 /* The list is ordered by hash and sid (in case of collisions) */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	383 if (s->hash < sess->hash)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	384 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	385 if (s->hash > sess->hash)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	386 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	387
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	388 cmp = strcasecmp(s->sid, sess->sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	389 if (cmp < 0)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	390 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	391 if (cmp > 0)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	392 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	393
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	394 /* A session with the same sid was already in the hash table */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	395 found = 1;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	396 *session = s;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	397 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	398 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	399
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	400 /* If the session did not exist, we can link it in global tables */
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	401 if (!found) {
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	402 fd_list_insert_before(li, &sess->chain_h); /* hash table */
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	403
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	404 /* We must also insert in the expiry list */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	405 CHECK_POSIX( pthread_mutex_lock( &exp_lock ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	406
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	407 /* Find the position in that list. We take it in reverse order */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	408 for (li = exp_sentinel.prev; li != &exp_sentinel; li = li->prev) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	409 struct session * s = (struct session *)(li->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	410 if (TS_IS_INFERIOR( &s->timeout, &sess->timeout ) )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	411 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	412 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	413 fd_list_insert_after( li, &sess->expire );
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	414
14 14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	415 /* We added a new expiring element, we must signal */
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	416 if (li == &exp_sentinel) {
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	417 CHECK_POSIX( pthread_cond_signal(&exp_cond) );
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	418 }
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	419
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	420 #if 0
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	421 if (TRACE_BOOL(ANNOYING)) {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	422 TRACE_DEBUG(FULL, "-- Updated session expiry list --");
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	423 for (li = exp_sentinel.next; li != &exp_sentinel; li = li->next) {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	424 struct session * s = (struct session *)(li->o);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	425 fd_sess_dump(FULL, s);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	426 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	427 TRACE_DEBUG(FULL, "-- end of expiry list --");
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	428 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	429 #endif
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	430
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	431 /* We're done */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	432 CHECK_POSIX( pthread_mutex_unlock( &exp_lock ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	433 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	434
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	435 CHECK_POSIX( pthread_mutex_unlock( H_LOCK(sess->hash) ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	436
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	437 /* If a session already existed, we must destroy the new element */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	438 if (found) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	439 CHECK_FCT( fd_sess_destroy( &sess ) ); /* we could avoid locking this time for optimization */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	440 return EALREADY;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	441 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	442
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	443 *session = sess;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	444 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	445 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	446
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	447 /* Find or create a session */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	448 int fd_sess_fromsid ( char * sid, size_t len, struct session ** session, int * new)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	449 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	450 int ret;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	451
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	452 TRACE_ENTRY("%p %d %p %p", sid, len, session, new);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	453 CHECK_PARAMS( sid && session );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	454
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	455 /* All the work is done in sess_new */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	456 ret = fd_sess_new ( session, NULL, sid, len );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	457 switch (ret) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	458 case 0:
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	459 case EALREADY:
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	460 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	461
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	462 default:
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	463 CHECK_FCT(ret);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	464 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	465
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	466 if (new)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	467 *new = ret ? 0 : 1;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	468
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	469 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	470 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	471
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	472 /* Get the sid of a session */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	473 int fd_sess_getsid ( struct session * session, char ** sid )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	474 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	475 TRACE_ENTRY("%p %p", session, sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	476
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	477 CHECK_PARAMS( VALIDATE_SI(session) && sid );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	478
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	479 *sid = session->sid;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	480
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	481 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	482 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	483
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	484 /* Change the timeout value of a session */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	485 int fd_sess_settimeout( struct session * session, const struct timespec * timeout )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	486 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	487 struct fd_list * li;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	488
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	489 TRACE_ENTRY("%p %p", session, timeout);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	490 CHECK_PARAMS( VALIDATE_SI(session) && timeout );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	491
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	492 /* Lock -- do we need to lock the hash table as well? I don't think so... */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	493 CHECK_POSIX( pthread_mutex_lock( &exp_lock ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	494
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	495 /* Update the timeout */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	496 fd_list_unlink(&session->expire);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	497 memcpy(&session->timeout, timeout, sizeof(struct timespec));
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	498
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	499 /* Find the new position in expire list. We take it in normal order */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	500 for (li = exp_sentinel.next; li != &exp_sentinel; li = li->next) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	501 struct session * s = (struct session *)(li->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	502
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	503 if (TS_IS_INFERIOR( &s->timeout, &session->timeout ) )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	504 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	505
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	506 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	507 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	508 fd_list_insert_before( li, &session->expire );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	509
14 14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	510 /* We added a new expiring element, we must signal if it was in first position */
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	511 if (session->expire.prev == &exp_sentinel) {
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	512 CHECK_POSIX( pthread_cond_signal(&exp_cond) );
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	513 }
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	514
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	515 #if 0
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	516 if (TRACE_BOOL(ANNOYING)) {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	517 TRACE_DEBUG(FULL, "-- Updated session expiry list --");
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	518 for (li = exp_sentinel.next; li != &exp_sentinel; li = li->next) {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	519 struct session * s = (struct session *)(li->o);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	520 fd_sess_dump(FULL, s);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	521 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	522 TRACE_DEBUG(FULL, "-- end of expiry list --");
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	523 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	524 #endif
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	525
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	526 /* We're done */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	527 CHECK_POSIX( pthread_mutex_unlock( &exp_lock ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	528
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	529 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	530 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	531
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	532 /* Destroy a session immediatly */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	533 int fd_sess_destroy ( struct session ** session )
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	534 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	535 struct session * sess;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	536
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	537 TRACE_ENTRY("%p", session);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	538 CHECK_PARAMS( session && VALIDATE_SI(*session) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	539
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	540 sess = *session;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	541 *session = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	542
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	543 /* Unlink and invalidate */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	544 CHECK_FCT( pthread_mutex_lock( H_LOCK(sess->hash) ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	545 CHECK_FCT( pthread_mutex_lock( &exp_lock ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	546 fd_list_unlink( &sess->chain_h );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	547 fd_list_unlink( &sess->expire ); /* no need to signal the condition here */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	548 sess->eyec = 0xdead;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	549 CHECK_FCT( pthread_mutex_unlock( &exp_lock ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	550 CHECK_FCT( pthread_mutex_unlock( H_LOCK(sess->hash) ) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	551
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	552 /* Now destroy all states associated -- we don't take the lock since nobody can access this session anymore (in theory) */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	553 while (!FD_IS_LIST_EMPTY(&sess->states)) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	554 struct state * st = (struct state *)(sess->states.next->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	555 fd_list_unlink(&st->chain);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	556 TRACE_DEBUG(FULL, "Calling handler %p cleanup for state registered with session '%s'", st->hdl, sess->sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	557 (*st->hdl->cleanup)(sess->sid, st->state);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	558 free(st);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	559 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	560
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	561 /* Finally, destroy the session itself */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	562 free(sess->sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	563 free(sess);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	564
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	565 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	566 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	567
6 b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	568 /* Destroy a session if it is not used */
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	569 int fd_sess_reclaim ( struct session ** session )
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	570 {
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	571 struct session * sess;
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	572
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	573 TRACE_ENTRY("%p", session);
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	574 CHECK_PARAMS( session && VALIDATE_SI(*session) );
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	575
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	576 sess = *session;
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	577 *session = NULL;
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	578
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	579 CHECK_FCT( pthread_mutex_lock( H_LOCK(sess->hash) ) );
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	580 CHECK_FCT( pthread_mutex_lock( &exp_lock ) );
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	581 if (FD_IS_LIST_EMPTY(&sess->states)) {
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	582 fd_list_unlink( &sess->chain_h );
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	583 fd_list_unlink( &sess->expire );
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	584 sess->eyec = 0xdead;
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	585 free(sess->sid);
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	586 free(sess);
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	587 }
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	588 CHECK_FCT( pthread_mutex_unlock( &exp_lock ) );
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	589 CHECK_FCT( pthread_mutex_unlock( H_LOCK(sess->hash) ) );
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	590
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	591 return 0;
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	592 }
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	593
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	594 /* Save a state information with a session */
6 b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	595 int fd_sess_state_store_internal ( struct session_handler * handler, struct session * session, session_state ** state )
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	596 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	597 struct state *new;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	598 struct fd_list * li;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	599 int already = 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	600
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	601 TRACE_ENTRY("%p %p %p", handler, session, state);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	602 CHECK_PARAMS( handler && VALIDATE_SH(handler) && session && VALIDATE_SI(session) && state );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	603
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	604 /* Lock the session state list */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	605 CHECK_POSIX( pthread_mutex_lock(&session->stlock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	606
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	607 /* Create the new state object */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	608 CHECK_MALLOC(new = malloc(sizeof(struct state)) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	609 memset(new, 0, sizeof(struct state));
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	610
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	611 new->eyec = SD_EYEC;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	612 new->state= *state;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	613 fd_list_init(&new->chain, new);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	614 new->hdl = handler;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	615
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	616 /* find place for this state in the list */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	617 for (li = session->states.next; li != &session->states; li = li->next) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	618 struct state * st = (struct state *)(li->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	619 /* The list is ordered by handler's id */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	620 if (st->hdl->id < handler->id)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	621 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	622
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	623 if (st->hdl->id == handler->id) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	624 TRACE_DEBUG(INFO, "A state was already stored for session '%s' and handler '%p', at location %p", session->sid, st->hdl, st->state);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	625 already = 1;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	626 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	627
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	628 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	629 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	630
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	631 if (!already) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	632 fd_list_insert_before(li, &new->chain);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	633 *state = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	634 } else {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	635 free(new);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	636 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	637
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	638 CHECK_POSIX( pthread_mutex_unlock(&session->stlock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	639
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	640 return already ? EALREADY : 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	641 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	642
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	643 /* Get the data back */
6 b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	644 int fd_sess_state_retrieve_internal ( struct session_handler * handler, struct session * session, session_state ** state )
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	645 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	646 struct fd_list * li;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	647 struct state * st = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	648
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	649 TRACE_ENTRY("%p %p %p", handler, session, state);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	650 CHECK_PARAMS( handler && VALIDATE_SH(handler) && session && VALIDATE_SI(session) && state );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	651
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	652 *state = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	653
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	654 /* Lock the session state list */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	655 CHECK_POSIX( pthread_mutex_lock(&session->stlock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	656
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	657 /* find the state in the list */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	658 for (li = session->states.next; li != &session->states; li = li->next) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	659 st = (struct state *)(li->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	660
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	661 /* The list is ordered by handler's id */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	662 if (st->hdl->id > handler->id)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	663 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	664 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	665
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	666 /* If we found the state */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	667 if (st && (st->hdl == handler)) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	668 fd_list_unlink(&st->chain);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	669 *state = st->state;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	670 free(st);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	671 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	672
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	673 CHECK_POSIX( pthread_mutex_unlock(&session->stlock) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	674
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	675 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	676 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	677
85 e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	678 /* For the messages module */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	679 int fd_sess_fromsid_msg ( unsigned char * sid, size_t len, struct session ** session, int * new)
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	680 {
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	681 TRACE_ENTRY("%p %zd %p %p", sid, len, session, new);
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	682 CHECK_PARAMS( sid && len && session && VALIDATE_SI(*session) );
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	683
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	684 /* Get the session object */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	685 CHECK_FCT( fd_sess_fromsid ( (char *) sid, len, session, new) );
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	686
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	687 /* Update the msg refcount */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	688 CHECK_POSIX( pthread_mutex_lock(&(*session)->stlock) );
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	689 (*session)->msg_cnt++;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	690 CHECK_POSIX( pthread_mutex_unlock(&(*session)->stlock) );
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	691
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	692 /* Done */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	693 return 0;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	694 }
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	695
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	696 int fd_sess_reclaim_msg ( struct session ** session )
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	697 {
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	698 int reclaim;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	699
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	700 TRACE_ENTRY("%p", session);
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	701 CHECK_PARAMS( session && VALIDATE_SI(*session) );
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	702
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	703 /* Update the msg refcount */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	704 CHECK_POSIX( pthread_mutex_lock(&(*session)->stlock) );
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	705 reclaim = (*session)->msg_cnt;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	706 (*session)->msg_cnt = reclaim - 1;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	707 CHECK_POSIX( pthread_mutex_unlock(&(*session)->stlock) );
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	708
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	709 if (reclaim == 1) {
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	710 CHECK_FCT(fd_sess_reclaim ( session ));
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	711 } else {
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	712 *session = NULL;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	713 }
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	714 return 0;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	715 }
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	716
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	717
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	718
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	719 /* Dump functions */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	720 void fd_sess_dump(int level, struct session * session)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	721 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	722 struct fd_list * li;
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	723 char buf[30];
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	724 struct tm tm;
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	725
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	726 if (!TRACE_BOOL(level))
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	727 return;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	728
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	729 fd_log_debug("\t %*s -- Session @%p --\n", level, "", session);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	730 if (!VALIDATE_SI(session)) {
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	731 fd_log_debug("\t %*s Invalid session object\n", level, "");
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	732 } else {
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	733
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	734 fd_log_debug("\t %*s sid '%s', hash %x\n", level, "", session->sid, session->hash);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	735
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	736 strftime(buf, sizeof(buf), "%D,%T", localtime_r( &session->timeout.tv_sec , &tm ));
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	737 fd_log_debug("\t %*s timeout %s.%09ld\n", level, "", buf, session->timeout.tv_nsec);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	738
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	739 CHECK_POSIX_DO( pthread_mutex_lock(&session->stlock), /* ignore */ );
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	740 for (li = session->states.next; li != &session->states; li = li->next) {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	741 struct state * st = (struct state *)(li->o);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	742 fd_log_debug("\t %*s handler %d registered data %p\n", level, "", st->hdl->id, st->state);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	743 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	744 CHECK_POSIX_DO( pthread_mutex_unlock(&session->stlock), /* ignore */ );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	745 }
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	746 fd_log_debug("\t %*s -- end of session @%p --\n", level, "", session);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	747 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	748
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	749 void fd_sess_dump_hdl(int level, struct session_handler * handler)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	750 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	751 if (!TRACE_BOOL(level))
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	752 return;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	753
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	754 fd_log_debug("\t %*s -- Handler @%p --\n", level, "", handler);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	755 if (!VALIDATE_SH(handler)) {
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	756 fd_log_debug("\t %*s Invalid session handler object\n", level, "");
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	757 } else {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	758 fd_log_debug("\t %*s id %d, cleanup %p\n", level, "", handler->id, handler->cleanup);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	759 }
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	760 fd_log_debug("\t %*s -- end of handler @%p --\n", level, "", handler);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	761 }

Mercurial > hg > freeDiameter

annotate libfreeDiameter/sessions.c @ 85:e5fcd672caff