author | Nicolas Cornu <nicolas.cornu@ensi-bourges.fr> |
Wed, 07 Jul 2010 14:06:49 +0200 | |
changeset 34 | 08715c230027 |
parent 32 | 72bbe33f151a |
child 37 | fce6bdc1ff46 |
permissions | -rw-r--r-- |
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/* |
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* action-handlers.c |
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* |
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* Copyrigth (C) 2010 Nicolas Cornu <nicolas.cornu@ensi-bourges.fr> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or (at |
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* your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
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* USA |
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*/ |
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|
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#include <glib.h> |
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#include <mcabber/logprint.h> |
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#include <jingle/jingle.h> |
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#include <jingle/check.h> |
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#include <jingle/sessions.h> |
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#include <jingle/register.h> |
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#include <jingle/send.h> |
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#include <jingle/action-handlers.h> |
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/* The session-initiate action is used to request negotiation of a new Jingle |
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* session. When sending a session-initiate with one <content/> element, the |
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* value of the <content/> element's 'disposition' attribute MUST be "session" |
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* (if there are multiple <content/> elements then at least one MUST have a |
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* disposition of "session"); if this rule is violated, the responder MUST |
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* return a <bad-request/> error to the initiator. |
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*/ |
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void handle_content_add(LmMessage *m, JingleNode *jn) |
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{ |
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GError *err = NULL; |
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GSList *child = NULL; |
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JingleContent *cn; |
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JingleAppFuncs *appfuncs; |
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JingleTransportFuncs *transfuncs; |
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gconstpointer description, transport; |
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const gchar *xmlns; |
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if (!check_contents(jn, &err)) { |
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scr_log_print(LPRINT_DEBUG, "jingle: One of the content element was invalid (%s)", |
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err->message); |
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jingle_send_iq_error(m, "cancel", "bad-request", NULL); |
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return; |
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} |
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// it's better if there is at least one content elem */ |
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if (g_slist_length(jn->content) < 1) { |
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jingle_send_iq_error(m, "cancel", "bad-request", NULL); |
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return; |
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} |
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// if a session with the same sid doesn't already exists |
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if (session_find(jn) == NULL) { |
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jingle_send_iq_error(m, "cancel", "unexpected-request", "out-of-order"); |
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return; |
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} |
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jingle_ack_iq(m); |
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for (child = jn->content; child; child = child->next) { |
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cn = (JingleContent *)(child->data); |
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xmlns = lm_message_node_get_attribute(cn->description, "xmlns"); |
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appfuncs = jingle_get_appfuncs(xmlns); |
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if (appfuncs == NULL) continue; |
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xmlns = lm_message_node_get_attribute(cn->transport, "xmlns"); |
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transfuncs = jingle_get_transportfuncs(xmlns); |
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if (appfuncs == NULL) continue; |
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description = appfuncs->check(cn, &err); |
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if (description == NULL || err != NULL) continue; |
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transport = transfuncs->check(cn, &err); |
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if (transport == NULL || err != NULL) continue; |
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} |
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} |
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void handle_session_initiate(LmMessage *m, JingleNode *jn) |
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{ |
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GError *err = NULL; |
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GSList *child = NULL; |
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gboolean valid_disposition = FALSE; |
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JingleContent *cn; |
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JingleAppFuncs *appfuncs; |
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JingleTransportFuncs *transfuncs; |
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gconstpointer description, transport; |
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const gchar *xmlns; |
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if (!check_contents(jn, &err)) { |
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scr_log_print(LPRINT_DEBUG, "jingle: One of the content element was invalid (%s)", |
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err->message); |
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jingle_send_iq_error(m, "cancel", "bad-request", NULL); |
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return; |
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} |
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// a session-initiate message must contains at least one <content> element |
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if (g_slist_length(jn->content) < 1) { |
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jingle_send_iq_error(m, "cancel", "bad-request", NULL); |
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return; |
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} |
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|
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/* When sending a session-initiate at least one <content/> element MUST have |
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* a disposition of "session"); if this rule is violated, the responder MUST |
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117 |
* return a <bad-request/> error to the initiator. |
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118 |
*/ |
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119 |
for (child = jn->content; child && !valid_disposition; child = child->next) { |
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120 |
cn = (JingleContent*)(child->data); |
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121 |
if (g_strcmp0(cn->disposition, "session") == 0 || cn->disposition == NULL) |
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122 |
valid_disposition = TRUE; |
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123 |
} |
32
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124 |
if (!valid_disposition) { |
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125 |
jingle_send_iq_error(m, "cancel", "bad-request", NULL); |
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126 |
return; |
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127 |
} |
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128 |
|
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129 |
// if a session with the same sid already exists |
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130 |
if (session_find(jn) != NULL) { |
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131 |
jingle_send_iq_error(m, "cancel", "unexpected-request", "out-of-order"); |
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132 |
return; |
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|
133 |
} |
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134 |
|
30
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Use only one for loop to check <content> elements
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|
135 |
jingle_ack_iq(m); |
31
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|
136 |
|
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|
137 |
for (child = jn->content; child; child = child->next) { |
32
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|
138 |
cn = (JingleContent *)(child->data); |
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|
139 |
|
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|
140 |
xmlns = lm_message_node_get_attribute(cn->description, "xmlns"); |
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|
141 |
appfuncs = jingle_get_appfuncs(xmlns); |
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|
142 |
if (appfuncs == NULL) continue; |
30
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|
143 |
|
32
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|
144 |
xmlns = lm_message_node_get_attribute(cn->transport, "xmlns"); |
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|
145 |
transfuncs = jingle_get_transportfuncs(xmlns); |
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|
146 |
if (appfuncs == NULL) continue; // negociate another transport ? |
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|
147 |
|
32
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|
148 |
description = appfuncs->check(cn, &err); |
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Modify the session-initiate handler among other things.
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|
149 |
if (description == NULL || err != NULL) continue; |
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|
150 |
transport = transfuncs->check(cn, &err); |
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|
151 |
if (transport == NULL || err != NULL) continue; |
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|
152 |
} |
14
77966ed56e14
Create two subdirectories.
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|
153 |
} |
17
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Start the transport/app registering code. Fix various things.
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|
154 |
|
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Start the transport/app registering code. Fix various things.
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|
155 |
void handle_session_terminate(LmMessage *m, JingleNode *jn) |
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|
156 |
{ |
26
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|
157 |
JingleSession *sess; |
31
02f5698ffa49
fix jingle_ft_check, make session_find use JingleNodes directly.
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|
158 |
if ((sess = session_find(jn)) == NULL) { |
17
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Start the transport/app registering code. Fix various things.
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|
159 |
jingle_send_iq_error(m, "cancel", "item-not-found", "unknown-session"); |
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|
160 |
return; |
26
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|
161 |
} |
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|
162 |
session_delete(sess); |
29
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|
163 |
jingle_ack_iq(m); |
17
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|
164 |
} |