- designed to have small footprint in core
- the goal is to execute a event manager function during core processing
- event managers can be implemented in modules or elsewhere
- two event types added: SREV_NET_DATA_IN and SREV_NET_DATA_OUT (see the
other commit)
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+/** |
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+ * $Id$ |
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+ * |
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+ * Copyright (C) 2009 SIP-Router.org |
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+ * |
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+ * This file is part of Extensible SIP Router, a free SIP server. |
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+ * |
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+ * Permission to use, copy, modify, and distribute this software for any |
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+ * purpose with or without fee is hereby granted, provided that the above |
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+ * copyright notice and this permission notice appear in all copies. |
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+ * |
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+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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+ */ |
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+ |
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+#include "dprint.h" |
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+#include "mem/mem.h" |
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+#include "events.h" |
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+ |
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+static sr_event_cb_t _sr_events_list; |
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+static int _sr_events_inited = 0; |
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+ |
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+void sr_event_cb_init(void) |
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+{ |
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+ if(_sr_events_inited == 0) |
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+ { |
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+ memset(&_sr_events_list, 0, sizeof(sr_event_cb_t)); |
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+ _sr_events_inited = 1; |
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+ } |
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+} |
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+ |
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+int sr_event_register_cb(int type, sr_event_cb_f f) |
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+{ |
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+ sr_event_cb_init(); |
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+ switch(type) { |
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+ case SREV_NET_DATA_IN: |
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+ if(_sr_events_list.net_data_in==0) |
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+ _sr_events_list.net_data_in = f; |
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+ else return -1; |
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+ break; |
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+ case SREV_NET_DATA_OUT: |
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+ if(_sr_events_list.net_data_out==0) |
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+ _sr_events_list.net_data_out = f; |
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+ else return -1; |
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+ break; |
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+ default: |
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+ return -1; |
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+ } |
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+ return 0; |
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+} |
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+ |
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+int sr_event_exec(int type, void *data) |
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+{ |
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+ int ret; |
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+ str *p; |
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+ switch(type) { |
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+ case SREV_NET_DATA_IN: |
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+ if(_sr_events_list.net_data_in!=0) |
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+ { |
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+ p = (str*)data; |
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+ LM_DBG("PRE-IN ++++++++++++++++++++++++++++++++\n" |
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+ "%.*s\n+++++\n", p->len, p->s); |
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+ ret = _sr_events_list.net_data_in(data); |
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+ LM_DBG("POST-IN ++++++++++++++++++++++++++++++++\n" |
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+ "%.*s\n+++++\n", p->len, p->s); |
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+ return ret; |
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+ } else return 1; |
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+ break; |
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+ case SREV_NET_DATA_OUT: |
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+ if(_sr_events_list.net_data_out!=0) |
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+ { |
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+ p = (str*)data; |
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+ LM_DBG("PRE-OUT ++++++++++++++++++++\n" |
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+ "%.*s\n+++++++++++++++++++\n", p->len, p->s); |
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+ ret = _sr_events_list.net_data_out(data); |
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+ LM_DBG("POST-OUT ++++++++++++++++++++\n" |
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+ "%.*s\n+++++++++++++++++++\n", p->len, p->s); |
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+ return ret; |
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+ } else return 1; |
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+ break; |
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+ default: |
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+ return -1; |
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+ } |
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+} |
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+ |
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new file mode 100644 |
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+/** |
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+ * $Id$ |
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+ * |
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+ * Copyright (C) 2009 SIP-Router.org |
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+ * |
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+ * This file is part of Extensible SIP Router, a free SIP server. |
|
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+ * |
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+ * Permission to use, copy, modify, and distribute this software for any |
|
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+ * purpose with or without fee is hereby granted, provided that the above |
|
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+ * copyright notice and this permission notice appear in all copies. |
|
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+ * |
|
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+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
|
13 |
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
|
14 |
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
|
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+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
|
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+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
|
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+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
|
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+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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+ */ |
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+ |
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+#ifndef _SR_EVENTS_H_ |
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+#define _SR_EVENTS_H_ |
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+ |
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+#include "parser/msg_parser.h" |
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+ |
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+#define SREV_NET_DATA_IN 1 |
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+#define SREV_NET_DATA_OUT 2 |
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+ |
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+typedef int (*sr_event_cb_f)(void *data); |
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+ |
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+typedef struct sr_event_cb { |
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+ sr_event_cb_f net_data_in; |
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+ sr_event_cb_f net_data_out; |
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+} sr_event_cb_t; |
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+ |
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+void sr_event_cb_init(void); |
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+int sr_event_register_cb(int type, sr_event_cb_f f); |
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+int sr_event_exec(int type, void *data); |
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+ |
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+#endif |