Mercurial > hg > freeDiameter

annotate freeDiameter/p_psm.c @ 16:013ce9851131

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Started including TLS code
author Sebastien Decugis <sdecugis@nict.go.jp>
date Fri, 02 Oct 2009 18:57:06 +0900
parents 14cf6daf716d
children 277ec00d793e
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1 /*********************************************************************************************************
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2 * Software License Agreement (BSD License) *
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3 * Author: Sebastien Decugis <sdecugis@nict.go.jp> *
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4 * *
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5 * Copyright (c) 2009, WIDE Project and NICT *
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6 * All rights reserved. *
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7 * *
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8 * Redistribution and use of this software in source and binary forms, with or without modification, are *
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9 * permitted provided that the following conditions are met: *
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10 * *
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11 * * Redistributions of source code must retain the above *
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12 * copyright notice, this list of conditions and the *
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13 * following disclaimer. *
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14 * *
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15 * * Redistributions in binary form must reproduce the above *
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16 * copyright notice, this list of conditions and the *
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17 * following disclaimer in the documentation and/or other *
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18 * materials provided with the distribution. *
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19 * *
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20 * * Neither the name of the WIDE Project or NICT nor the *
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21 * names of its contributors may be used to endorse or *
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22 * promote products derived from this software without *
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23 * specific prior written permission of WIDE Project and *
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24 * NICT. *
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25 * *
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26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
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27 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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28 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
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29 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
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30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS *
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31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
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32 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF *
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33 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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34 *********************************************************************************************************/
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35
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36 #include "fD.h"
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37
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38 const char *peer_state_str[] = {
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39 "STATE_NEW"
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40 , "STATE_OPEN"
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41 , "STATE_CLOSED"
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42 , "STATE_CLOSING"
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43 , "STATE_WAITCNXACK"
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44 , "STATE_WAITCNXACK_ELEC"
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45 , "STATE_WAITCEA"
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46 , "STATE_SUSPECT"
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47 , "STATE_REOPEN"
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48 , "STATE_ZOMBIE"
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49 };
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50
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51 const char * fd_pev_str(int event)
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52 {
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53 switch (event) {
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54 #define case_str( _val )\
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55 case _val : return #_val
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56 case_str(FDEVP_TERMINATE);
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57 case_str(FDEVP_DUMP_ALL);
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58 case_str(FDEVP_MSG_INCOMING);
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59 case_str(FDEVP_PSM_TIMEOUT);
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60
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61 default:
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62 TRACE_DEBUG(FULL, "Unknown event : %d", event);
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63 return "Unknown event";
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64 }
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65 }
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67
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68 static int started = 0;
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69 static pthread_mutex_t started_mtx = PTHREAD_MUTEX_INITIALIZER;
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70 static pthread_cond_t started_cnd = PTHREAD_COND_INITIALIZER;
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71
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72 /* Wait for start signal */
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73 static int fd_psm_waitstart()
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74 {
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75 TRACE_ENTRY("");
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76 CHECK_POSIX( pthread_mutex_lock(&started_mtx) );
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77 awake:
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78 if (! started) {
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79 pthread_cleanup_push( fd_cleanup_mutex, &started_mtx );
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80 CHECK_POSIX( pthread_cond_wait(&started_cnd, &started_mtx) );
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81 pthread_cleanup_pop( 0 );
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82 goto awake;
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83 }
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84 CHECK_POSIX( pthread_mutex_unlock(&started_mtx) );
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85 return 0;
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86 }
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87
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88 /* Cancelation cleanup : set ZOMBIE state in the peer */
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89 void cleanup_state(void * arg)
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90 {
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91 struct fd_peer * peer = (struct fd_peer *)arg;
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92 CHECK_PARAMS_DO( CHECK_PEER(peer), return );
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93 peer->p_hdr.info.pi_state = STATE_ZOMBIE;
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94 return;
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95 }
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96
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97 /* Set timeout timer of next event */
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98 static void psm_next_timeout(struct fd_peer * peer, int add_random, int delay)
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99 {
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100 /* Initialize the timer */
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101 CHECK_POSIX_DO( clock_gettime( CLOCK_REALTIME, &peer->p_psm_timer ), ASSERT(0) );
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102
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103 if (add_random) {
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104 if (delay > 2)
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105 delay -= 2;
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106 else
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107 delay = 0;
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108
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109 /* Add a random value between 0 and 4sec */
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110 peer->p_psm_timer.tv_sec += random() % 4;
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111 peer->p_psm_timer.tv_nsec+= random() % 1000000000L;
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112 if (peer->p_psm_timer.tv_nsec > 1000000000L) {
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113 peer->p_psm_timer.tv_nsec -= 1000000000L;
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114 peer->p_psm_timer.tv_sec ++;
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115 }
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116 }
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117
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118 peer->p_psm_timer.tv_sec += delay;
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119
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120 #if 0
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121 /* temporary for debug */
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122 peer->p_psm_timer.tv_sec += 10;
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123 #endif
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124 }
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125
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126 /* Wait for the next event in the PSM, or timeout */
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127 static int psm_ev_timedget(struct fd_peer * peer, int *code, void ** data)
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128 {
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129 struct fd_event * ev;
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130 int ret = 0;
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131
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132 TRACE_ENTRY("%p %p %p", peer, code, data);
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133
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134 ret = fd_fifo_timedget(peer->p_events, &ev, &peer->p_psm_timer);
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135 if (ret == ETIMEDOUT) {
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136 *code = FDEVP_PSM_TIMEOUT;
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137 *data = NULL;
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138 } else {
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139 CHECK_FCT( ret );
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
140 *code = ev->code;
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
141 *data = ev->data;
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
142 free(ev);
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
143 }
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
144
13
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
145 return 0;
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
146 }
14
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parents: 13
diff changeset
147
16
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diff changeset
148 /* The state machine thread (controler) */
14
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
149 static void * p_psm_th( void * arg )
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
150 {
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
151 struct fd_peer * peer = (struct fd_peer *)arg;
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
152 int created_started = started;
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
153 int event;
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
154 void * ev_data;
14
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
155
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
156 CHECK_PARAMS_DO( CHECK_PEER(peer), ASSERT(0) );
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
157
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
158 pthread_cleanup_push( cleanup_state, arg );
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
159
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
160 /* Set the thread name */
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
161 {
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
162 char buf[48];
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
163 sprintf(buf, "PSM/%.*s", sizeof(buf) - 5, peer->p_hdr.info.pi_diamid);
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
164 fd_log_threadname ( buf );
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
165 }
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parents: 13
diff changeset
166
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
167 /* The state machine starts in CLOSED state */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
168 peer->p_hdr.info.pi_state = STATE_CLOSED;
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parents: 13
diff changeset
169
16
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diff changeset
170 /* Wait that the PSM are authorized to start in the daemon */
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Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
171 CHECK_FCT_DO( fd_psm_waitstart(), goto psm_end );
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parents: 14
diff changeset
172
14
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parents: 13
diff changeset
173 /* Initialize the timer */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
174 if (peer->p_flags.pf_responder) {
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
175 psm_next_timeout(peer, 0, INCNX_TIMEOUT);
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
176 } else {
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parents: 13
diff changeset
177 psm_next_timeout(peer, created_started ? 0 : 1, 0);
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
178 }
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
179
16
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diff changeset
180 psm_loop:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
181 /* Get next event */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
182 CHECK_FCT_DO( psm_ev_timedget(peer, &event, &ev_data), goto psm_end );
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
183 TRACE_DEBUG(FULL, "'%s'\t<-- '%s'\t(%p)\t'%s'",
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
184 STATE_STR(peer->p_hdr.info.pi_state),
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
185 fd_pev_str(event), ev_data,
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
186 peer->p_hdr.info.pi_diamid);
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parents: 14
diff changeset
187
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
188 /* Now, the action depends on the current state and the incoming event */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
189
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
190 /* The following two states are impossible */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
191 ASSERT( peer->p_hdr.info.pi_state != STATE_NEW );
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
192 ASSERT( peer->p_hdr.info.pi_state != STATE_ZOMBIE );
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
193
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
194 /* Purge invalid events */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
195 if (!CHECK_EVENT(event)) {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
196 TRACE_DEBUG(INFO, "Invalid event received in PSM '%s' : %d", peer->p_hdr.info.pi_diamid, event);
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
197 goto psm_loop;
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
198 }
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
199
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
200 /* Handle the (easy) debug event now */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
201 if (event == FDEVP_DUMP_ALL) {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
202 fd_peer_dump(peer, ANNOYING);
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
203 goto psm_loop;
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
204 }
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
205
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
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diff changeset
206 /* Requests to terminate the peer object */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
207 if (event == FDEVP_TERMINATE) {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
208 switch (peer->p_hdr.info.pi_state) {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
209 case STATE_CLOSING:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
210 case STATE_WAITCNXACK:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
211 case STATE_WAITCNXACK_ELEC:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
212 case STATE_WAITCEA:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
213 case STATE_SUSPECT:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
214 /* In these cases, we just cleanup the peer object and terminate now */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
215 TODO("Cleanup the PSM: terminate connection object, ...");
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
216 case STATE_CLOSED:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
217 /* Then we just terminate the PSM */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
218 goto psm_end;
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
219
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
220 case STATE_OPEN:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
221 case STATE_REOPEN:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
222 /* We cannot just close the conenction, we have to send a DPR first */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
223 TODO("Send DPR, mark the peer as CLOSING");
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
224 goto psm_loop;
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
225 }
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
226 }
14
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
227
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
228 /* MSG_RECEIVED: fd_p_expi_update(struct fd_peer * peer ) */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
229 /* If timeout or OPEN : call cb if defined */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
230
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
231 /* Default action : the handling has not yet been implemented. */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
232 TODO("Missing handler in PSM : '%s'\t<-- '%s'", STATE_STR(peer->p_hdr.info.pi_state), fd_pev_str(event));
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
233 if (event == FDEVP_PSM_TIMEOUT) {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
234 /* We have not handled timeout in this state, let's postpone next alert */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
235 psm_next_timeout(peer, 0, 60);
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
236 }
14
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
237
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
238 goto psm_loop;
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
239
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
240 psm_end:
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
241 pthread_cleanup_pop(1); /* set STATE_ZOMBIE */
14
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
242 return NULL;
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
243 }
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
244
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
245
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
246
13
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
247
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
248 /* Create the PSM thread of one peer structure */
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
249 int fd_psm_begin(struct fd_peer * peer )
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
250 {
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
251 TRACE_ENTRY("%p", peer);
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
252
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
253 /* Check the peer and state are OK */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
254 CHECK_PARAMS( CHECK_PEER(peer) && (peer->p_hdr.info.pi_state == STATE_NEW) );
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
255
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
256 /* Create the PSM controler thread */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
257 CHECK_POSIX( pthread_create( &peer->p_psm, NULL, p_psm_th, peer ) );
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
258
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
259 /* We're done */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
260 return 0;
13
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
261 }
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
262
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
263 /* End the PSM (clean ending) */
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
264 int fd_psm_terminate(struct fd_peer * peer )
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
265 {
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
266 TRACE_ENTRY("%p", peer);
14
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
267 CHECK_PARAMS( CHECK_PEER(peer) );
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
268 if (peer->p_hdr.info.pi_state != STATE_ZOMBIE) {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
269 CHECK_FCT( fd_event_send(peer->p_events, FDEVP_TERMINATE, NULL) );
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
270 } else {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
271 TRACE_DEBUG(FULL, "Peer '%s' was already terminated", peer->p_hdr.info.pi_diamid);
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
272 }
14
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
273 return 0;
13
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
274 }
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
275
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
276 /* End the PSM violently */
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
277 void fd_psm_abord(struct fd_peer * peer )
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
278 {
ef9ef3bf4752 Progress on peer state machine
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
279 TRACE_ENTRY("%p", peer);
14
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
280 TODO("Cancel PSM thread");
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
281 TODO("Cancel IN thread");
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282 TODO("Cancel OUT thread");
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283 TODO("Cleanup the peer connection object");
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284 TODO("Cleanup the message queues (requeue)");
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285 return;
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286 }
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287
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288 /* Allow the state machines to start */
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289 int fd_psm_start()
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290 {
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291 TRACE_ENTRY("");
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292 CHECK_POSIX( pthread_mutex_lock(&started_mtx) );
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293 started = 1;
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294 CHECK_POSIX( pthread_cond_broadcast(&started_cnd) );
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295 CHECK_POSIX( pthread_mutex_unlock(&started_mtx) );
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296 return 0;
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297 }
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298
"Welcome to our mercurial repository"