annotate freeDiameter/p_cnx.c @ 136:abd3c441780b

Fix 64 bits warnings
author Sebastien Decugis <sdecugis@nict.go.jp>
date Wed, 16 Dec 2009 16:51:42 +0900
parents a58f0757c06a
children e5bcc8c9322e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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 /* This file contains code used by a peer state machine to initiate a connection to remote peer */
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39
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40 struct next_conn {
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41 struct fd_list chain;
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42 int proto; /* Protocol of the next attempt */
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43 union {
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44 sSS ss; /* The address, only for TCP */
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45 sSA4 sin;
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46 sSA6 sin6;
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47 };
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48 uint16_t port; /* The port, for SCTP (included in ss for TCP) */
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49 int dotls; /* Handshake TLS after connection ? */
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50 };
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51
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52 static __inline__ void failed_connection_attempt(struct fd_peer * peer)
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53 {
50
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54 /* Simply remove the first item in the list if not empty */
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55 if (! FD_IS_LIST_EMPTY(&peer->p_connparams) ) {
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56 struct fd_list * li = peer->p_connparams.next;
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57 fd_list_unlink(li);
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58 free(li);
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59 }
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60 }
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61
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62 static void empty_connection_list(struct fd_peer * peer)
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63 {
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64 /* Remove all items */
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65 while (!FD_IS_LIST_EMPTY(&peer->p_connparams)) {
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66 failed_connection_attempt(peer);
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67 }
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68 }
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69
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70 static int prepare_connection_list(struct fd_peer * peer)
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71 {
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72 struct fd_list * li, *last_prio;
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73 struct next_conn * new;
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74
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75 uint16_t port_no; /* network order */
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76 int dotls_immediate;
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77
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78 TRACE_ENTRY("%p", peer);
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79
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80 /* Resolve peer address(es) if needed */
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81 if (FD_IS_LIST_EMPTY(&peer->p_hdr.info.pi_endpoints)) {
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82 struct addrinfo hints, *ai, *aip;
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83 int ret;
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84
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85 memset(&hints, 0, sizeof(hints));
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86 hints.ai_flags = AI_ADDRCONFIG;
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87 ret = getaddrinfo(peer->p_hdr.info.pi_diamid, NULL, &hints, &ai);
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88 if (ret) {
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89 fd_log_debug("Unable to resolve address for peer '%s' (%s), aborting\n", peer->p_hdr.info.pi_diamid, gai_strerror(ret));
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90 fd_psm_terminate( peer, NULL );
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91 return 0;
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92 }
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93
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94 for (aip = ai; aip != NULL; aip = aip->ai_next) {
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95 CHECK_FCT( fd_ep_add_merge( &peer->p_hdr.info.pi_endpoints, aip->ai_addr, aip->ai_addrlen, EP_FL_DISC ) );
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96 }
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97 freeaddrinfo(ai);
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98 }
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99
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100 /* Remove addresses from unwanted family */
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101 if (peer->p_hdr.info.config.pic_flags.pro3) {
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102 CHECK_FCT( fd_ep_filter_family(
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103 &peer->p_hdr.info.pi_endpoints,
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104 (peer->p_hdr.info.config.pic_flags.pro3 == PI_P3_IP) ?
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105 AF_INET
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106 : AF_INET6));
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107 }
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108
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109 /* Now check we have at least one address to attempt */
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110 if (FD_IS_LIST_EMPTY(&peer->p_hdr.info.pi_endpoints)) {
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111 fd_log_debug("No address %savailable to connect to peer '%s', aborting\n", peer->p_hdr.info.config.pic_flags.pro3 ? "in the configured family " : "", peer->p_hdr.info.pi_diamid);
78
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112 fd_psm_terminate( peer, NULL );
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113 return 0;
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114 }
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115
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116 /* Cleanup any previous list */
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117 empty_connection_list(peer);
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118
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119 /* Prepare the parameters */
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120 if (peer->p_hdr.info.config.pic_flags.sec != PI_SEC_DEFAULT) {
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121 dotls_immediate = 0;
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122 port_no = htons(peer->p_hdr.info.config.pic_port ?: fd_g_config->cnf_port);
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123 } else {
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124 dotls_immediate = 1;
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125 port_no = htons(peer->p_hdr.info.config.pic_port ?: fd_g_config->cnf_port_tls);
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126 }
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127
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128 last_prio = &peer->p_connparams;
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129
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130 /* Create TCP parameters unless specified otherwise */
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131 if ((!fd_g_config->cnf_flags.no_tcp) && (peer->p_hdr.info.config.pic_flags.pro4 != PI_P4_SCTP)) {
39
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
132 for (li = peer->p_hdr.info.pi_endpoints.next; li != &peer->p_hdr.info.pi_endpoints; li = li->next) {
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
133 struct fd_endpoint * ep = (struct fd_endpoint *)li;
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
134
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
135 CHECK_MALLOC( new = malloc(sizeof(struct next_conn)) );
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
136 memset(new, 0, sizeof(struct next_conn));
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
137 fd_list_init(&new->chain, new);
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
138
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
139 new->proto = IPPROTO_TCP;
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
140
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
141 memcpy( &new->ss, &ep->ss, sizeof(sSS) );
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
142 switch (new->ss.ss_family) {
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
143 case AF_INET:
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
144 new->sin.sin_port = port_no;
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
145 break;
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
146 case AF_INET6:
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
147 new->sin6.sin6_port = port_no;
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
148 break;
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
149 default:
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
150 free(new);
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
151 continue; /* Move to the next endpoint */
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
152 }
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
153
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
154 new->dotls = dotls_immediate;
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
155
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
156 /* Add the new entry to the appropriate position (conf and disc go first) */
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
157 if (ep->flags & (EP_FL_CONF | EP_FL_DISC)) {
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
158 fd_list_insert_after(last_prio, &new->chain);
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
159 last_prio = &new->chain;
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
160 } else {
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
161 fd_list_insert_before(&peer->p_connparams, &new->chain);
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parents: 38
diff changeset
162 }
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
163 }
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
164 }
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
165
39
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
166 /* Now, add the SCTP entry, if not disabled */
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
167 #ifndef DISABLE_SCTP
64
bb45a8ffec77 Enforce configuration flags for new outgoing connections
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 50
diff changeset
168 if ((!fd_g_config->cnf_flags.no_sctp) && (peer->p_hdr.info.config.pic_flags.pro4 != PI_P4_TCP)) {
39
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
169 struct next_conn * new;
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
170
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
171 CHECK_MALLOC( new = malloc(sizeof(struct next_conn)) );
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
172 memset(new, 0, sizeof(struct next_conn));
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
173 fd_list_init(&new->chain, new);
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
174
39
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
175 new->proto = IPPROTO_SCTP;
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
176 new->port = ntohs(port_no); /* back to host byte order... */
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
177 new->dotls = dotls_immediate;
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
178
39
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
179 /* Add the new entry to the appropriate position (depending on preferences) */
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
180 if (peer->p_hdr.info.config.pic_flags.alg == PI_ALGPREF_TCP) {
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
181 fd_list_insert_after(last_prio, &new->chain);
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
182 } else {
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
183 fd_list_insert_after(&peer->p_connparams, &new->chain); /* very first position */
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
184 }
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
185 }
39
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
186 #endif /* DISABLE_SCTP */
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
187
d7535cf7bab5 Added initiator connection logic
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 38
diff changeset
188 return FD_IS_LIST_EMPTY(&peer->p_connparams) ? EINVAL : 0;
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
189 }
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
190
37
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
191
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
192 /* The thread that attempts the connection */
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
193 static void * connect_thr(void * arg)
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
194 {
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
195 struct fd_peer * peer = arg;
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
196 struct cnxctx * cnx = NULL;
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
197 struct next_conn * nc = NULL;
49
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
198 int rebuilt = 0;
37
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
199
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
200 TRACE_ENTRY("%p", arg);
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
201 CHECK_PARAMS_DO( CHECK_PEER(peer), return NULL );
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
202
49
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
203 /* Set the thread name */
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
204 {
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
205 char buf[48];
136
abd3c441780b Fix 64 bits warnings
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 78
diff changeset
206 sprintf(buf, "ConnTo:%.*s", (int)(sizeof(buf)) - 8, peer->p_hdr.info.pi_diamid);
49
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
207 fd_log_threadname ( buf );
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
208 }
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
209
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
210 do {
49
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
211 /* Rebuild the list if needed, if it is empty -- but at most once */
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
212 if (FD_IS_LIST_EMPTY(&peer->p_connparams)) {
49
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
213 if (! rebuilt) {
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
214 CHECK_FCT_DO( prepare_connection_list(peer), goto fatal_error );
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
215 rebuilt ++;
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
216 }
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
217 if (FD_IS_LIST_EMPTY(&peer->p_connparams)) {
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
218 /* We encountered an error or we have looped over all the addresses of the peer. */
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
219 TRACE_DEBUG(INFO, "Unable to connect to the peer %s, aborting attempts for now.", peer->p_hdr.info.pi_diamid);
70
65b32c93f21e Do not wait for timeout when all connections attempts have failed
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 64
diff changeset
220 CHECK_FCT_DO( fd_event_send(peer->p_events, FDEVP_CNX_FAILED, 0, NULL), goto fatal_error );
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
221 return NULL;
49
204718b0fa54 Couple of fixes
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 43
diff changeset
222 }
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
223 }
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
224
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
225 /* Attempt connection to the first entry */
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
226 nc = (struct next_conn *)(peer->p_connparams.next);
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
227
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
228 switch (nc->proto) {
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
229 case IPPROTO_TCP:
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
230 cnx = fd_cnx_cli_connect_tcp((sSA *)&nc->ss, sSSlen(&nc->ss));
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
231 break;
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
232 #ifndef DISABLE_SCTP
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
233 case IPPROTO_SCTP:
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
234 cnx = fd_cnx_cli_connect_sctp((peer->p_hdr.info.config.pic_flags.pro3 == PI_P3_IP) ?: fd_g_config->cnf_flags.no_ip6, nc->port, &peer->p_hdr.info.pi_endpoints);
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
235 break;
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
236 #endif /* DISABLE_SCTP */
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
237 }
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
238
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
239 if (cnx)
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
240 break;
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
241
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
242 /* Pop these parameters and continue */
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
243 failed_connection_attempt(peer);
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
244
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
245 pthread_testcancel();
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
246
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
247 } while (!cnx); /* and until cancellation */
37
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
248
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
249 /* Now, we have an established connection in cnx */
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
250
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
251 pthread_cleanup_push((void *)fd_cnx_destroy, cnx);
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
252
cc3c59fe98fe Lot of cleanups in peer structure management
Sebastien Decugis <sdecugis@nict.go.jp>
parents:
diff changeset
253 /* Handshake if needed (secure port) */
38
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
254 if (nc->dotls) {
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
255 CHECK_FCT_DO( fd_cnx_handshake(cnx, GNUTLS_CLIENT, peer->p_hdr.info.config.pic_priority, NULL),
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
256 {
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
257 /* Handshake failed ... */
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
258 fd_log_debug("TLS Handshake failed with peer '%s', resetting the connection\n", peer->p_hdr.info.pi_diamid);
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
259 fd_cnx_destroy(cnx);
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
260 empty_connection_list(peer);
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
261 fd_ep_filter(&peer->p_hdr.info.pi_endpoints, EP_FL_CONF);
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
262 return NULL;
68c1890f7049 Fixed a small bug in SCTP close
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 37
diff changeset
263 } );
43
2db15632a63d Added a large part of connection establishment logic, to test
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 39
diff changeset
264 } else {
2db15632a63d Added a large part of connection establishment logic, to test
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 39
diff changeset
265 /* Prepare to receive the next message */
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266 CHECK_FCT_DO( fd_cnx_start_clear(cnx, 0), goto fatal_error );
38
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267 }
37
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268
cc3c59fe98fe Lot of cleanups in peer structure management
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269 /* Upon success, generate FDEVP_CNX_ESTABLISHED */
cc3c59fe98fe Lot of cleanups in peer structure management
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270 CHECK_FCT_DO( fd_event_send(peer->p_events, FDEVP_CNX_ESTABLISHED, 0, cnx), goto fatal_error );
38
68c1890f7049 Fixed a small bug in SCTP close
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diff changeset
271
37
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272 pthread_cleanup_pop(0);
cc3c59fe98fe Lot of cleanups in peer structure management
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273
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274 return NULL;
38
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275
37
cc3c59fe98fe Lot of cleanups in peer structure management
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276 fatal_error:
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277 /* Cleanup the connection */
38
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278 if (cnx)
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279 fd_cnx_destroy(cnx);
37
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280
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281 /* Generate a termination event */
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282 CHECK_FCT_DO(fd_event_send(fd_g_config->cnf_main_ev, FDEV_TERMINATE, 0, NULL), );
cc3c59fe98fe Lot of cleanups in peer structure management
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283
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284 return NULL;
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285 }
cc3c59fe98fe Lot of cleanups in peer structure management
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286
cc3c59fe98fe Lot of cleanups in peer structure management
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287
cc3c59fe98fe Lot of cleanups in peer structure management
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288 /* Initiate a connection attempt to a remote peer */
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289 int fd_p_cnx_init(struct fd_peer * peer)
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290 {
38
68c1890f7049 Fixed a small bug in SCTP close
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291 TRACE_ENTRY("%p", peer);
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diff changeset
292
37
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293 /* Start the connect thread */
cc3c59fe98fe Lot of cleanups in peer structure management
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294 CHECK_FCT( pthread_create(&peer->p_ini_thr, NULL, connect_thr, peer) );
cc3c59fe98fe Lot of cleanups in peer structure management
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295 return 0;
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296 }
38
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297
68c1890f7049 Fixed a small bug in SCTP close
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298 /* Cancel a connection attempt */
68c1890f7049 Fixed a small bug in SCTP close
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299 void fd_p_cnx_abort(struct fd_peer * peer, int cleanup_all)
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300 {
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301 TRACE_ENTRY("%p %d", peer, cleanup_all);
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302 CHECK_PARAMS_DO( CHECK_PEER(peer), return );
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303
68c1890f7049 Fixed a small bug in SCTP close
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304 if (peer->p_ini_thr != (pthread_t)NULL) {
68c1890f7049 Fixed a small bug in SCTP close
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305 CHECK_FCT_DO( fd_thr_term(&peer->p_ini_thr), /* continue */);
68c1890f7049 Fixed a small bug in SCTP close
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diff changeset
306 failed_connection_attempt(peer);
68c1890f7049 Fixed a small bug in SCTP close
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307 }
68c1890f7049 Fixed a small bug in SCTP close
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diff changeset
308
68c1890f7049 Fixed a small bug in SCTP close
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309 if (cleanup_all) {
68c1890f7049 Fixed a small bug in SCTP close
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310 empty_connection_list(peer);
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311 }
68c1890f7049 Fixed a small bug in SCTP close
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312 }
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