freeDiameter: libfreeDiameter/sessions.c annotate

annotate libfreeDiameter/sessions.c @ 452:2b36eccbe426

Free unfreed memory

author	Sebastien Decugis <sdecugis@nict.go.jp>
date	Thu, 29 Jul 2010 14:48:19 +0900
parents	26aafbbc1640
children	9a8b3178a7a7

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 * *
258 5df55136361b Updated copyright information Sebastien Decugis <sdecugis@nict.go.jp> parents: 235 diff changeset	5 * Copyright (c) 2010, WIDE Project and NICT *
3 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 */
340 81821e9f6988 Fix issue on session cleanup callback parameters -- thanks Souheil for reporting. Sebastien Decugis <sdecugis@nict.go.jp> parents: 293 diff changeset	71 void (cleanup)(session_state , char ); / The cleanup function to be called for cleaning a state */
3 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
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	167 do {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	168 struct timespec now;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	169 struct session * first;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	170
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	171 CHECK_POSIX_DO( pthread_mutex_lock(&exp_lock), break );
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	172 pthread_cleanup_push( fd_cleanup_mutex, &exp_lock );
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	173 again:
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	174 /* 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	175 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	176 /* Just wait for a change or cancelation */
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	177 CHECK_POSIX_DO( pthread_cond_wait( &exp_cond, &exp_lock ), break );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	178 /* Restart the loop on wakeup */
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	179 goto again;
3 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
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	182 /* 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	183 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	184 ASSERT( VALIDATE_SI(first) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	185
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	186 /* Get the current time */
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	187 CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &now), break );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	188
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	189 /* 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	190 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	191
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	192 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	193 ETIMEDOUT, /* ETIMEDOUT is a normal error, continue */,
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	194 /* on other error, */ break );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	195
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	196 /* on wakeup, loop */
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	197 goto again;
3 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
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	200 /* Now, the first session in the list is expired; destroy it */
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	201 pthread_cleanup_pop( 0 );
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	202 CHECK_POSIX_DO( pthread_mutex_unlock(&exp_lock), break );
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	203
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	204 CHECK_FCT_DO( fd_sess_destroy( &first ), break );
3 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 } while (1);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	207
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
235 8773740401a5 Centralized signal handlers management in the library Sebastien Decugis <sdecugis@nict.go.jp> parents: 203 diff changeset	240 /* Terminate */
8773740401a5 Centralized signal handlers management in the library Sebastien Decugis <sdecugis@nict.go.jp> parents: 203 diff changeset	241 void fd_sess_fini(void)
8773740401a5 Centralized signal handlers management in the library Sebastien Decugis <sdecugis@nict.go.jp> parents: 203 diff changeset	242 {
8773740401a5 Centralized signal handlers management in the library Sebastien Decugis <sdecugis@nict.go.jp> parents: 203 diff changeset	243 TRACE_ENTRY("");
8773740401a5 Centralized signal handlers management in the library Sebastien Decugis <sdecugis@nict.go.jp> parents: 203 diff changeset	244 CHECK_FCT_DO( fd_thr_term(&exp_thr), /* continue */ );
8773740401a5 Centralized signal handlers management in the library Sebastien Decugis <sdecugis@nict.go.jp> parents: 203 diff changeset	245 return;
8773740401a5 Centralized signal handlers management in the library Sebastien Decugis <sdecugis@nict.go.jp> parents: 203 diff changeset	246 }
8773740401a5 Centralized signal handlers management in the library Sebastien Decugis <sdecugis@nict.go.jp> parents: 203 diff changeset	247
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	248 /* Create a new handler */
340 81821e9f6988 Fix issue on session cleanup callback parameters -- thanks Souheil for reporting. Sebastien Decugis <sdecugis@nict.go.jp> parents: 293 diff changeset	249 int fd_sess_handler_create_internal ( struct session_handler ** handler, void (cleanup)(session_state state, char * sid) )
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	250 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	251 struct session_handler *new;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	252
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	253 TRACE_ENTRY("%p %p", handler, cleanup);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	254
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	255 CHECK_PARAMS( handler && cleanup );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	256
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	257 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	258 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	259
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	260 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	261 new->id = ++hdl_id;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	262 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	263
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	264 new->eyec = SH_EYEC;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	265 new->cleanup = cleanup;
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 *handler = new;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	268 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	269 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	270
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	271 /* 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	272 * 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	273 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	274 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	275 struct session_handler * del;
14 14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	276 /* 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	277 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	278 int i;
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 TRACE_ENTRY("%p", handler);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	281 CHECK_PARAMS( handler && VALIDATE_SH(*handler) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	282
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	283 del = *handler;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	284 *handler = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	285
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	286 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	287
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	288 /* 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	289 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	290 struct fd_list * li_si;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	291 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	292
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	293 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	294 struct fd_list * li_st;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	295 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	296 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	297 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	298 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	299 /* The list is ordered */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	300 if (st->hdl->id < del->id)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	301 continue;
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	302 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	303 /* 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	304 fd_list_unlink(&st->chain);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	305 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	306 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	307 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	308 break;
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	309 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	310 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	311 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	312 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	313 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	314
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	315 /* 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	316 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	317 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	318 TRACE_DEBUG(FULL, "Calling cleanup handler for session '%s' and data %p", st->sid, st->state);
340 81821e9f6988 Fix issue on session cleanup callback parameters -- thanks Souheil for reporting. Sebastien Decugis <sdecugis@nict.go.jp> parents: 293 diff changeset	319 (*del->cleanup)(st->state, st->sid);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	320 free(st->sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	321 fd_list_unlink(&st->chain);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	322 free(st);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	323 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	324
452 2b36eccbe426 Free unfreed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 403 diff changeset	325 /* Free the handler */
2b36eccbe426 Free unfreed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 403 diff changeset	326 free(del);
2b36eccbe426 Free unfreed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 403 diff changeset	327
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	328 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	329 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	330
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	331
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 /* 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	334 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	335 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	336 char * sid = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	337 size_t sidlen;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	338 struct session * sess;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	339 struct fd_list * li;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	340 int found = 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	341
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	342 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	343 CHECK_PARAMS( session && (diamId \|\| opt) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	344
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	345 /* 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	346 if (diamId == NULL) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	347 /* opt is the full string */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	348 if (optlen) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	349 CHECK_MALLOC( sid = malloc(optlen + 1) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	350 strncpy(sid, opt, optlen);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	351 sid[optlen] = '\0';
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	352 sidlen = optlen;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	353 } else {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	354 CHECK_MALLOC( sid = strdup(opt) );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	355 sidlen = strlen(sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	356 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	357 } else {
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	358 uint32_t sid_h_cpy;
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	359 uint32_t sid_l_cpy;
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	360 /* "<diamId>;<high32>;<low32>[;opt]" */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	361 sidlen = strlen(diamId);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	362 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	363 if (opt)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	364 sidlen += 1 + (optlen ?: strlen(opt)) ;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	365 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	366 CHECK_MALLOC( sid = malloc(sidlen) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	367
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	368 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	369 if ( ++sid_l == 0 ) /* overflow */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	370 ++sid_h;
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	371 sid_h_cpy = sid_h;
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	372 sid_l_cpy = sid_l;
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	373 CHECK_POSIX( pthread_mutex_unlock(&sid_lock) );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	374
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	375 if (opt) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	376 if (optlen)
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	377 sidlen = snprintf(sid, sidlen, "%s;%u;%u;%.*s", diamId, sid_h_cpy, sid_l_cpy, (int)optlen, opt);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	378 else
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	379 sidlen = snprintf(sid, sidlen, "%s;%u;%u;%s", diamId, sid_h_cpy, sid_l_cpy, opt);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	380 } else {
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	381 sidlen = snprintf(sid, sidlen, "%s;%u;%u", diamId, sid_h_cpy, sid_l_cpy);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	382 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	383 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	384
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	385 /* 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	386 * 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	387 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	388
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	389 /* 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	390 CHECK_POSIX( pthread_mutex_lock( H_LOCK(sess->hash) ) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	391 pthread_cleanup_push( fd_cleanup_mutex, H_LOCK(sess->hash) );
536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	392
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	393 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	394 int cmp;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	395 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	396
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	397 /* 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	398 if (s->hash < sess->hash)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	399 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	400 if (s->hash > sess->hash)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	401 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	402
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	403 cmp = strcasecmp(s->sid, sess->sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	404 if (cmp < 0)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	405 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	406 if (cmp > 0)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	407 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	408
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	409 /* 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	410 found = 1;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	411 *session = s;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	412 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	413 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	414
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	415 /* 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	416 if (!found) {
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	417 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	418
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	419 /* 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	420 CHECK_POSIX( pthread_mutex_lock( &exp_lock ) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	421 pthread_cleanup_push( fd_cleanup_mutex, &exp_lock );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	422
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	423 /* 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	424 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	425 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	426 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	427 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	428 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	429 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	430
14 14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	431 /* 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	432 if (li == &exp_sentinel) {
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	433 CHECK_POSIX( pthread_cond_signal(&exp_cond) );
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	434 }
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	435
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	436 #if 0
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	437 if (TRACE_BOOL(ANNOYING)) {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	438 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	439 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	440 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	441 fd_sess_dump(FULL, s);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	442 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	443 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	444 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	445 #endif
3 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 /* We're done */
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	448 pthread_cleanup_pop(0);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	449 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	450 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	451
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	452 pthread_cleanup_pop(0);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	453 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	454
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	455 /* 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	456 if (found) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	457 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	458 return EALREADY;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	459 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	460
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	461 *session = sess;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	462 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	463 }
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 /* Find or create a session */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	466 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	467 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	468 int ret;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	469
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	470 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	471 CHECK_PARAMS( sid && session );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	472
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	473 /* 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	474 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	475 switch (ret) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	476 case 0:
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	477 case EALREADY:
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	478 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	479
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	480 default:
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	481 CHECK_FCT(ret);
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 if (new)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	485 *new = ret ? 0 : 1;
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 return 0;
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
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	490 /* Get the sid of a session */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	491 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	492 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	493 TRACE_ENTRY("%p %p", session, sid);
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 CHECK_PARAMS( VALIDATE_SI(session) && sid );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	496
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	497 *sid = session->sid;
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 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	500 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	501
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	502 /* 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	503 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	504 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	505 struct fd_list * li;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	506
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	507 TRACE_ENTRY("%p %p", session, timeout);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	508 CHECK_PARAMS( VALIDATE_SI(session) && timeout );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	509
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	510 /* 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	511 CHECK_POSIX( pthread_mutex_lock( &exp_lock ) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	512 pthread_cleanup_push( fd_cleanup_mutex, &exp_lock );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	513
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	514 /* Update the timeout */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	515 fd_list_unlink(&session->expire);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	516 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	517
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	518 /* 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	519 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	520 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	521
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	522 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	523 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	524
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	525 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	526 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	527 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	528
14 14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	529 /* 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	530 if (session->expire.prev == &exp_sentinel) {
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	531 CHECK_POSIX( pthread_cond_signal(&exp_cond) );
14cf6daf716d Some progress on peers module Sebastien Decugis <sdecugis@nict.go.jp> parents: 7 diff changeset	532 }
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	533
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	534 #if 0
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	535 if (TRACE_BOOL(ANNOYING)) {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	536 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	537 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	538 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	539 fd_sess_dump(FULL, s);
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	540 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	541 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	542 }
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	543 #endif
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	544
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	545 /* We're done */
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	546 pthread_cleanup_pop(0);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	547 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	548
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	549 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	550 }
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 /* Destroy a session immediatly */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	553 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	554 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	555 struct session * sess;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	556
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	557 TRACE_ENTRY("%p", session);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	558 CHECK_PARAMS( session && VALIDATE_SI(*session) );
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 sess = *session;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	561 *session = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	562
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	563 /* Unlink and invalidate */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	564 CHECK_FCT( pthread_mutex_lock( H_LOCK(sess->hash) ) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	565 pthread_cleanup_push( fd_cleanup_mutex, H_LOCK(sess->hash) );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	566 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	567 fd_list_unlink( &sess->chain_h );
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	568 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	569 sess->eyec = 0xdead;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	570 CHECK_FCT( pthread_mutex_unlock( &exp_lock ) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	571 pthread_cleanup_pop(0);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	572 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	573
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	574 /* 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	575 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	576 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	577 fd_list_unlink(&st->chain);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	578 TRACE_DEBUG(FULL, "Calling handler %p cleanup for state registered with session '%s'", st->hdl, sess->sid);
340 81821e9f6988 Fix issue on session cleanup callback parameters -- thanks Souheil for reporting. Sebastien Decugis <sdecugis@nict.go.jp> parents: 293 diff changeset	579 (*st->hdl->cleanup)(st->state, sess->sid);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	580 free(st);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	581 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	582
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	583 /* Finally, destroy the session itself */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	584 free(sess->sid);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	585 free(sess);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	586
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	587 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	588 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	589
6 b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	590 /* 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	591 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	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 struct session * sess;
293 ec67c5096eeb Fix small issue with access to freed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 291 diff changeset	594 uint32_t hash;
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
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	596 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	597 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	598
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	599 sess = *session;
293 ec67c5096eeb Fix small issue with access to freed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 291 diff changeset	600 hash = sess->hash;
6 b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	601 *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	602
293 ec67c5096eeb Fix small issue with access to freed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 291 diff changeset	603 CHECK_POSIX( pthread_mutex_lock( H_LOCK(sess->hash) ) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	604 pthread_cleanup_push( fd_cleanup_mutex, H_LOCK(sess->hash) );
293 ec67c5096eeb Fix small issue with access to freed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 291 diff changeset	605 CHECK_POSIX( pthread_mutex_lock( &exp_lock ) );
6 b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	606 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	607 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	608 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	609 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	610 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	611 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	612 }
293 ec67c5096eeb Fix small issue with access to freed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 291 diff changeset	613 CHECK_POSIX( pthread_mutex_unlock( &exp_lock ) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	614 pthread_cleanup_pop(0);
293 ec67c5096eeb Fix small issue with access to freed memory Sebastien Decugis <sdecugis@nict.go.jp> parents: 291 diff changeset	615 CHECK_POSIX( pthread_mutex_unlock( H_LOCK(hash) ) );
6 b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	616
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	617 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	618 }
b0d377c79d80 Progress on dispatch API spec; added fd_sess_reclaim function and test Sebastien Decugis <sdecugis@nict.go.jp> parents: 5 diff changeset	619
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	620 /* 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	621 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	622 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	623 struct state *new;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	624 struct fd_list * li;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	625 int already = 0;
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 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	628 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	629
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	630 /* Lock the session state list */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	631 CHECK_POSIX( pthread_mutex_lock(&session->stlock) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	632 pthread_cleanup_push( fd_cleanup_mutex, &session->stlock );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	633
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	634 /* Create the new state object */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	635 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	636 memset(new, 0, sizeof(struct state));
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 new->eyec = SD_EYEC;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	639 new->state= *state;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	640 fd_list_init(&new->chain, new);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	641 new->hdl = handler;
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 /* 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	644 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	645 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	646 /* 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	647 if (st->hdl->id < handler->id)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	648 continue;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	649
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	650 if (st->hdl->id == handler->id) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	651 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	652 already = 1;
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
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	655 break;
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
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	658 if (!already) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	659 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	660 *state = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	661 } else {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	662 free(new);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	663 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	664
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	665 pthread_cleanup_pop(0);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	666 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	667
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	668 return already ? EALREADY : 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	669 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	670
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	671 /* 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	672 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	673 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	674 struct fd_list * li;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	675 struct state * st = NULL;
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 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	678 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	679
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	680 *state = NULL;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	681
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	682 /* Lock the session state list */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	683 CHECK_POSIX( pthread_mutex_lock(&session->stlock) );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	684 pthread_cleanup_push( fd_cleanup_mutex, &session->stlock );
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	685
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	686 /* find the state in the list */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	687 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	688 st = (struct state *)(li->o);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	689
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	690 /* 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	691 if (st->hdl->id > handler->id)
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	692 break;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	693 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	694
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	695 /* If we found the state */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	696 if (st && (st->hdl == handler)) {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	697 fd_list_unlink(&st->chain);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	698 *state = st->state;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	699 free(st);
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	700 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	701
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	702 pthread_cleanup_pop(0);
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	703 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	704
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	705 return 0;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	706 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	707
85 e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	708 /* For the messages module */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	709 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	710 {
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	711 TRACE_ENTRY("%p %zd %p %p", sid, len, session, new);
102 69e2b33ee817 Removed stupid check Sebastien Decugis <sdecugis@nict.go.jp> parents: 85 diff changeset	712 CHECK_PARAMS( sid && len && session );
85 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 /* Get the session object */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	715 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	716
291 2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	717 /* Increase count */
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	718 CHECK_FCT( fd_sess_ref_msg ( *session ) );
85 e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	719
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	720 /* Done */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	721 return 0;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	722 }
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	723
291 2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	724 int fd_sess_ref_msg ( struct session * session )
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	725 {
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	726 TRACE_ENTRY("%p", session);
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	727 CHECK_PARAMS( VALIDATE_SI(session) );
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	728
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	729 /* Update the msg refcount */
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	730 CHECK_POSIX( pthread_mutex_lock(&session->stlock) );
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	731 session->msg_cnt++;
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	732 CHECK_POSIX( pthread_mutex_unlock(&session->stlock) );
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	733
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	734 return 0;
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	735 }
2d3a799ad29c Cache the session pointer in answers when it was present in queries Sebastien Decugis <sdecugis@nict.go.jp> parents: 258 diff changeset	736
85 e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	737 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	738 {
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	739 int reclaim;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	740
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	741 TRACE_ENTRY("%p", session);
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	742 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	743
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	744 /* Update the msg refcount */
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	745 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	746 reclaim = (*session)->msg_cnt;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	747 (*session)->msg_cnt = reclaim - 1;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	748 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	749
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	750 if (reclaim == 1) {
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	751 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	752 } else {
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	753 *session = NULL;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	754 }
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	755 return 0;
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	756 }
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	757
e5fcd672caff Added new function to retrieve messages sessions easily Sebastien Decugis <sdecugis@nict.go.jp> parents: 14 diff changeset	758
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	759
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	760 /* Dump functions */
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	761 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	762 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	763 struct fd_list * li;
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	764 char buf[30];
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	765 struct tm tm;
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	766
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	767 if (!TRACE_BOOL(level))
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	768 return;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	769
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	770 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	771 if (!VALIDATE_SI(session)) {
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	772 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	773 } else {
3 ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	774
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	775 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	776
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	777 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	778 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	779
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	780 CHECK_POSIX_DO( pthread_mutex_lock(&session->stlock), /* ignore */ );
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	781 pthread_cleanup_push( fd_cleanup_mutex, &session->stlock );
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	782 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	783 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	784 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	785 }
203 536b1dde8761 Some cleanups in the cnxctx module Sebastien Decugis <sdecugis@nict.go.jp> parents: 136 diff changeset	786 pthread_cleanup_pop(0);
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	787 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	788 }
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	789 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	790 }
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	791
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	792 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	793 {
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	794 if (!TRACE_BOOL(level))
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	795 return;
ef303f1078ab Progress; added session module; testsess to be completed Sebastien Decugis <sdecugis@nict.go.jp> parents: diff changeset	796
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	797 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	798 if (!VALIDATE_SH(handler)) {
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	799 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	800 } else {
c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	801 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	802 }
5 c2d2729e3603 Completed new session module tests; some bugs fixed Sebastien Decugis <sdecugis@nict.go.jp> parents: 4 diff changeset	803 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	804 }

Mercurial > hg > freeDiameter

annotate libfreeDiameter/sessions.c @ 452:2b36eccbe426