comparison: src/protocols/qq/sendqueue.c
src/protocols/qq/sendqueue.c
- changeset 13932
- 4d131bd2b40f
- child 14083
- 2b68bb18a66c
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| 13931:a0a91e17f899 | 13932:4d131bd2b40f |
|---|---|
| 1 /** | |
| 2 * The QQ2003C protocol plugin | |
| 3 * | |
| 4 * for gaim | |
| 5 * | |
| 6 * Copyright (C) 2004 Puzzlebird | |
| 7 * | |
| 8 * This program is free software; you can redistribute it and/or modify | |
| 9 * it under the terms of the GNU General Public License as published by | |
| 10 * the Free Software Foundation; either version 2 of the License, or | |
| 11 * (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, | |
| 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 * GNU General Public License for more details. | |
| 17 * | |
| 18 * You should have received a copy of the GNU General Public License | |
| 19 * along with this program; if not, write to the Free Software | |
| 20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 21 */ | |
| 22 | |
| 23 // START OF FILE | |
| 24 /*****************************************************************************/ | |
| 25 #include "connection.h" // GaimConnection | |
| 26 #include "debug.h" // gaim_debug | |
| 27 #include "internal.h" // _("get_text") | |
| 28 #include "notify.h" // gaim_notify | |
| 29 #include "prefs.h" // gaim_prefs_get_bool | |
| 30 #include "request.h" // gaim_request_action | |
| 31 | |
| 32 #include "header_info.h" // cmd alias | |
| 33 #include "qq_proxy.h" // qq_proxy_write | |
| 34 #include "sendqueue.h" | |
| 35 | |
| 36 #define QQ_RESEND_MAX 5 // max resend per packet | |
| 37 | |
| 38 typedef struct _gc_and_packet gc_and_packet; | |
| 39 | |
| 40 struct _gc_and_packet { | |
| 41 GaimConnection *gc; | |
| 42 qq_sendpacket *packet; | |
| 43 }; | |
| 44 | |
| 45 /*****************************************************************************/ | |
| 46 // Remove a packet with send_seq from sendqueue | |
| 47 void qq_sendqueue_remove(qq_data * qd, guint16 send_seq) | |
| 48 { | |
| 49 GList *list; | |
| 50 qq_sendpacket *p; | |
| 51 | |
| 52 g_return_if_fail(qd != NULL); | |
| 53 | |
| 54 list = qd->sendqueue; | |
| 55 while (list != NULL) { | |
| 56 p = (qq_sendpacket *) (list->data); | |
| 57 if (p->send_seq == send_seq) { | |
| 58 qd->sendqueue = g_list_remove(qd->sendqueue, p); | |
| 59 g_free(p->buf); | |
| 60 g_free(p); | |
| 61 break; | |
| 62 } | |
| 63 list = list->next; | |
| 64 } // while | |
| 65 } // qq_sendqueue_remove | |
| 66 | |
| 67 /*****************************************************************************/ | |
| 68 // clean up sendqueue and free all contents | |
| 69 void qq_sendqueue_free(qq_data * qd) | |
| 70 { | |
| 71 qq_sendpacket *p; | |
| 72 gint i; | |
| 73 | |
| 74 i = 0; | |
| 75 while (qd->sendqueue != NULL) { | |
| 76 p = (qq_sendpacket *) (qd->sendqueue->data); | |
| 77 qd->sendqueue = g_list_remove(qd->sendqueue, p); | |
| 78 g_free(p->buf); | |
| 79 g_free(p); | |
| 80 i++; | |
| 81 } | |
| 82 gaim_debug(GAIM_DEBUG_INFO, "QQ", "%d packets in sendqueue are freed!\n", i); | |
| 83 } // qq_sendqueue_free | |
| 84 | |
| 85 /*****************************************************************************/ | |
| 86 // packet lost, agree to send again, (and will NOT prompt again) | |
| 87 // it is removed only when ack-ed by server | |
| 88 static void _qq_send_again(gc_and_packet * gp) | |
| 89 { | |
| 90 GaimConnection *gc; | |
| 91 qq_data *qd; | |
| 92 qq_sendpacket *packet; | |
| 93 GList *list; | |
| 94 | |
| 95 g_return_if_fail(gp != NULL && gp->gc != NULL && gp->packet != NULL); | |
| 96 g_return_if_fail(gp->gc->proto_data != NULL); | |
| 97 | |
| 98 gc = gp->gc; | |
| 99 packet = gp->packet; | |
| 100 qd = (qq_data *) gc->proto_data; | |
| 101 | |
| 102 list = g_list_find(qd->sendqueue, packet); | |
| 103 if (list != NULL) { | |
| 104 packet->resend_times = 0; | |
| 105 packet->sendtime = time(NULL); | |
| 106 qq_proxy_write(qd, packet->buf, packet->len); | |
| 107 } | |
| 108 g_free(gp); | |
| 109 } // _qq_send_again | |
| 110 | |
| 111 /*****************************************************************************/ | |
| 112 // packet lost, do not send again | |
| 113 static void _qq_send_cancel(gc_and_packet * gp) | |
| 114 { | |
| 115 GaimConnection *gc; | |
| 116 qq_data *qd; | |
| 117 qq_sendpacket *packet; | |
| 118 GList *list; | |
| 119 | |
| 120 g_return_if_fail(gp != NULL && gp->gc != NULL && gp->packet != NULL); | |
| 121 g_return_if_fail(gp->gc->proto_data != NULL); | |
| 122 | |
| 123 gc = gp->gc; | |
| 124 packet = gp->packet; | |
| 125 qd = (qq_data *) gc->proto_data; | |
| 126 | |
| 127 list = g_list_find(qd->sendqueue, packet); | |
| 128 if (list != NULL) | |
| 129 qq_sendqueue_remove(qd, packet->send_seq); | |
| 130 | |
| 131 g_free(gp); | |
| 132 } // _qq_send_cancel | |
| 133 | |
| 134 /*****************************************************************************/ | |
| 135 gboolean qq_sendqueue_timeout_callback(gpointer data) | |
| 136 { | |
| 137 GaimConnection *gc; | |
| 138 qq_data *qd; | |
| 139 GList *list; | |
| 140 qq_sendpacket *p; | |
| 141 gc_and_packet *gp; | |
| 142 time_t now; | |
| 143 gint wait_time; | |
| 144 gboolean need_action; | |
| 145 | |
| 146 gc = (GaimConnection *) data; | |
| 147 qd = (qq_data *) gc->proto_data; | |
| 148 now = time(NULL); | |
| 149 list = qd->sendqueue; | |
| 150 | |
| 151 // empty queue, return TRUE so that timeout continues functioning | |
| 152 if (qd->sendqueue == NULL) | |
| 153 return TRUE; | |
| 154 | |
| 155 while (list != NULL) { // remove all packet whose resend_times == -1 | |
| 156 p = (qq_sendpacket *) list->data; | |
| 157 if (p->resend_times == -1) { // to remove | |
| 158 qd->sendqueue = g_list_remove(qd->sendqueue, p); | |
| 159 g_free(p->buf); | |
| 160 g_free(p); | |
| 161 list = qd->sendqueue; | |
| 162 } else | |
| 163 list = list->next; | |
| 164 } // while list | |
| 165 | |
| 166 list = qd->sendqueue; | |
| 167 while (list != NULL) { | |
| 168 p = (qq_sendpacket *) list->data; | |
| 169 if (p->resend_times >= QQ_RESEND_MAX) { | |
| 170 if (p->resend_times == QQ_RESEND_MAX) { // reach max | |
| 171 switch (p->cmd) { | |
| 172 case QQ_CMD_KEEP_ALIVE: | |
| 173 if (qd->logged_in) { | |
| 174 gaim_debug(GAIM_DEBUG_ERROR, "QQ", "Connection lost!\n"); | |
| 175 gaim_connection_error(gc, _("Connection lost!")); | |
| 176 qd->logged_in = FALSE; | |
| 177 } // if logged_in | |
| 178 p->resend_times = -1; | |
| 179 break; | |
| 180 case QQ_CMD_LOGIN: | |
| 181 if (!qd->logged_in) // cancel logging progress | |
| 182 gaim_connection_error(gc, _("Login failed, no reply!")); | |
| 183 p->resend_times = -1; | |
| 184 break; | |
| 185 case QQ_CMD_UPDATE_INFO: | |
| 186 gaim_notify_error(gc, NULL, | |
| 187 _("Connection timeout!"), _("User info is not updated")); | |
| 188 p->resend_times = -1; | |
| 189 break; | |
| 190 default:{ | |
| 191 need_action = | |
| 192 gaim_prefs_get_bool("/plugins/prpl/qq/prompt_for_missing_packet"); | |
| 193 if (!need_action) | |
| 194 p->resend_times = -1; // it will be removed next time | |
| 195 else { // prompt for action | |
| 196 gp = g_new0(gc_and_packet, 1); | |
| 197 gp->gc = gc; | |
| 198 gp->packet = p; | |
| 199 gaim_request_action | |
| 200 (gc, NULL, | |
| 201 _ | |
| 202 ("Send packet"), | |
| 203 _ | |
| 204 ("Packets lost, send again?"), | |
| 205 0, gp, 2, | |
| 206 _("Send"), | |
| 207 G_CALLBACK | |
| 208 (_qq_send_again), | |
| 209 _("Cancel"), G_CALLBACK(_qq_send_cancel)); | |
| 210 p->resend_times++; // will send once more, but only once | |
| 211 } // if !need_action | |
| 212 } // default | |
| 213 } // switch | |
| 214 } // resend_times == QQ_RESEND_MAX | |
| 215 } else { // resend_times < QQ_RESEND_MAX, so sent it again | |
| 216 wait_time = (gint) (QQ_SENDQUEUE_TIMEOUT / 1000); | |
| 217 if (difftime(now, p->sendtime) > (wait_time * (p->resend_times + 1))) { | |
| 218 qq_proxy_write(qd, p->buf, p->len); | |
| 219 p->resend_times++; | |
| 220 gaim_debug(GAIM_DEBUG_INFO, | |
| 221 "QQ", "<<< [%05d] send again for %d times!\n", p->send_seq, p->resend_times); | |
| 222 } // if difftime | |
| 223 } // if resend_times >= QQ_RESEND_MAX | |
| 224 list = list->next; | |
| 225 } // whiile list | |
| 226 return TRUE; // if we return FALSE, the timeout callback stops functioning | |
| 227 } // qq_sendqueue_timeout_callback | |
| 228 | |
| 229 /*****************************************************************************/ | |
| 230 // END OF FILE |
