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Commit 329c432e authored by Pekka Pessi's avatar Pekka Pessi
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Renumbered test cases, state transitions in nua.docs and test_nua.c. 

darcs-hash:20051130121954-65a35-41dc2cbac95199cc7d688f57c1a730ed4dfef8b4.gz
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libsofia-sip-ua/nua/nua.docs
View file @ 329c432e
......@@ -382,7 +382,7 @@ typedef union operation
... /* call-related information */
} call;
struct
struct
{
nua_handle_t *handle; /* operation handle /
... /* subscription-related information */
......@@ -811,8 +811,8 @@ void app_i_message(int status,
TAG_NULL());
...
oper->handle = nua_handle(app->nua, app,
NUTAG_URL(to->a_url),
oper->handle = nua_handle(app->nua, app,
NUTAG_URL(to->a_url),
SIPTAG_TO(to),
ta_tags(ta));
...
......@@ -843,13 +843,13 @@ void app_callback(nua_event_t event,
switch (event) {
case nua_i_subscription:
tl_gets(tags,
tl_gets(tags,
NEATAG_SUB_REF(subscriber),
TAG_END());
nua_authorize(nua_substate_active);
default:
break;
......@@ -984,56 +984,56 @@ not include the extensions like @b 100rel or @b UPDATE.
|
V
+------------+
| |---------------------------------------+
| |----+ |
+------| CALLING | (7a) nua_cancel/CANCEL |
| | |<---+ |
| | | |
| +------------+ |
| | |
| (2) 18X/- |
| | |
| V |
| +------------+ |
| | |-------------------------------------->|
| | |----+ |
| | PROCEEDING | (7b) nua_cancel/CANCEL |
| | |<---+ |
| | |----------------------+ |
| +------------+ | |
| | | |
(3b) 2XX/- (3a) 2XX/- | (6) [3456]XX/ACK
| | | |
| V | |
| + - - - - - -+ | |
+----->: : | |
: COMPLETING :-------+ | |
+ - - -: : | | |
: + - - - - - -+ | | |
: | | | |
:<auto_ack> | | | |
:or nua_ack | <auto_ack> | | |
:and media | or nua_ack | nua_bye | |
(5) error (4) /ACK (9) /ACK+BYE (8) nua_bye/BYE |
: /ACK+BYE | | | |
: V | | |
: +------------+ | | |
: | | | | |
: | READY | | | |
: | | | | |
: +------------+ | | |
: | | |
| | | |
: | | |
: +-------------+ | | |
+ - - >| TERMINATING |<-----+<-------------+ |
+-------------+ |
| |
| [23456]XX/- |
| |
V |
+------------+ |
| TERMINATED |<--------------------------------------+
| |-----------------------------(6a)-----+
| |----+ |
+------| CALLING | (7a) nua_cancel/CANCEL |
| | |<---+ |
| | | |
| +------------+ |
| | |
| (2) 18X/- |
| | |
| V |
| +------------+ |
| | |-----------------------------(6b)---->|
| | |----+ |
| | PROCEEDING | (7b) nua_cancel/CANCEL |
| | |<---+ |
| | |----------------------+ |
| +------------+ | |
| | | |
(3a) 2XX/- (3b) 2XX/- | (6) [3456]XX/ACK
| | | |
| V | |
| + - - - - - -+ | |
+----->: : | |
: COMPLETING :-------+ | |
+ - - -: : | | |
: + - - - - - -+ | | |
: | | | |
:<auto_ack> | | | |
:or nua_ack | <auto_ack> | | |
:and media | or nua_ack | nua_bye | |
(5) error (4) /ACK (9) /ACK+BYE (8) nua_bye/BYE |
: /ACK+BYE | | | |
: V | | |
: +------------+ | | |
: | | | | |
: | READY | | | |
: | | | | |
: +------------+ | | |
: | | |
| | | |
: | | |
: +-------------+ | | |
+ - - >| TERMINATING |<-----+<-------------+ |
+-------------+ |
| |
| [23456]XX/- |
| |
V |
+------------+ |
| TERMINATED |<-------------------------------------+
+------------+
@endcode
......@@ -1071,7 +1071,7 @@ follows:
announcements about call progress using the early media session.
</td></tr>
<tr><td>C3a</td>
<td>proceeding</td><td rowspan="2">2XX</td>
<td>calling</td><td rowspan="2">2XX</td>
<td rowspan="2">-</td><td rowspan="2">completing</td>
<td rowspan="2">Save answer</td>
<td rowspan="2">
......@@ -1084,7 +1084,7 @@ follows:
proceeds immediately to next state transition.
</td></tr>
<tr><td>C3b</td>
<td>calling</td></tr>
<td>proceeding</td></tr>
<tr><td>C4</td>
<td>completing</td>
<td>nua_ack() or<br>@ref NUTAG_AUTOACK() "auto-ack" </td>
......@@ -1189,7 +1189,7 @@ not include the extensions like @b 100rel or @b UPDATE.
| | +----------| | | :
| | | +------------+ | :
| nua_respond/ | | | :
(6) /[3456]XX | nua_respond/2XX (3a) (3b) :
(6) /[3456]XX | nua_respond/2XX (3b) (3a) :
| | | | | :
| | | V V V
| | | +-------------+
......@@ -1269,7 +1269,7 @@ follows:
180 Ringing immediately after receiving INVITE and enters @b early state.
</td></tr>
<tr><td>S3a</td> <!-- transition -->
<td>early</td> <!-- previous state -->
<td>received</td> <!-- previous state -->
<td rowspan=2>nua_respond()</td> <!-- input -->
<td rowspan=2>2XX</td> <!-- output -->
<td rowspan=3>completed</td> <!-- next state -->
......@@ -1281,7 +1281,7 @@ follows:
should be included in the 2XX response.
</td></tr>
<tr><td>S3b</td> <!-- transition -->
<td>received</td> <!-- previous state -->
<td>early</td> <!-- previous state -->
</td></tr>
<tr><td>S3c</td> <!-- transition -->
<td>init</td> <!-- previous state -->
......@@ -1627,7 +1627,7 @@ SIP use cases.
@section nua_event_diagram_call Basic Call
The SIP following event diagram shows a pretty simple, succesful call case.
The SIP following event diagram shows a pretty simple, succesful call case.
The nua events and nua function calls are show in the diagram below as well
as the SIP messages.
......@@ -1645,10 +1645,10 @@ NUTAG_AUTOANSWER(0) on B side, NUTAG_AUTOACK(0) on A side.
5 |<--100 Trying---| | -> nua_i_state
6 | | |
7 | | |
8 | | |
8 | | |
9 | |<--180 Ringing--| <- nua_respond(180)
10 nua_i_invite <- |<--180 Ringing--| | -> nua_i_state
11 nua_i_state <- | | |
11 nua_i_state <- | | |
12 | |<--200 OK-------| <- nua_respond(200)
13 nua_i_invite <- |<---200 OK------| | -> nua_i_state
14 nua_i_state <- | | |
......@@ -1679,16 +1679,16 @@ request sent on existing SIP session. Both original caller and callee can
send re-INVITEs. The main use of re-INVITE is modifying sessions: adding
media lines to the session, changing codecs on existing media, and, as you
might expect, putting existing media on hold as well as resuming media from
hold.
hold.
A re-INVITE is sent by calling nua_invite() on handle with existing call.
A re-INVITE is sent by calling nua_invite() on handle with existing call.
When putting call on hold, the application can include SOATAG_HOLD("audio")
or SOATAG_HOLD("video") or SOATAG_HOLD("audio, video") or SOATAG_HOLD("*")
as parameters to re-INVITE nua_invite(). (Note that last SOATAG_HOLD() in
the tag list will override the SOATAG_HOLD() tags before it.)
Another feature where nua tries to be helpful is autoanswer and auto-ACK on
existing sessions: the re-INVITE is automatically responded with <i>200 OK</i>
existing sessions: the re-INVITE is automatically responded with <i>200 OK</i>
and ACK is automatically sent. (If the application wants to respond and ACK
by itself, it should explicitly set NUTAG_AUTOANSWER(0) and/or
NUTAG_AUTOACK(0) in the handle; either include them in nua_invite() or
......@@ -1704,10 +1704,10 @@ nua_respond() parameters or call nua_set_hparams() explicitly.
5 |<--100 Trying---| | -> nua_i_state
6 | | |
7 | | |
8 | | |
8 | | |
9 | |<--180 Ringing--| <- nua_respond(180)
10 nua_i_invite <- |<--180 Ringing--| | -> nua_i_state
11 nua_i_state <- | | |
11 nua_i_state <- | | |
12 | |<--200 OK-------| <- nua_respond(200)
13 nua_i_invite <- |<---200 OK------| | -> nua_i_state
14 nua_i_state <- | | |
......@@ -1717,18 +1717,18 @@ nua_respond() parameters or call nua_set_hparams() explicitly.
18 | | |
19 <<== Bi-Directional RTP Established ==>>
20 | | |
21 | | |
21 | | |
22 | |<--INVITE(hold)-| <- nua_invite(..
21 | | | NUTAG_HOLD("*")..)
23 nua_i_invite <- |<-INVITE(hold)--| | -> nua_i_state
25 nua_i_state <- |----200 OK----->| |
26 | |----200 OK----->| -> nua_i_invite
28 | |<-----ACK-------| -> nua_i_state
29 nua_i_ack <- |<----ACK--------| |
29 nua_i_ack <- |<----ACK--------| |
24 | | |
30 <<== Uni-Directional RTP Established ==>>
24 | | |
31 | | |
31 | | |
32 | |<--INVITE-------| <- nua_invite(..
21 | | | NUTAG_HOLD(NULL)..)
33 nua_i_invite <- |<--INVITE-------| | -> nua_i_state
......@@ -1750,7 +1750,7 @@ nua_respond() parameters or call nua_set_hparams() explicitly.
@section nua_event_diagram_call_transfer Call Transfer
This is the unattended call transfer case.
This is the unattended call transfer case.
1st MSC showing Alice's end:
......@@ -1787,7 +1787,7 @@ This is the unattended call transfer case.
24 nua_r_bye <- |<----200 OK---------| |
25 nua_i_state <- | No RTP Session | |
28 | |<----180 Ringing----|
26 nua_i_notify <- |<- - -NOTIFY - - - -| |
26 nua_i_notify <- |<- - -NOTIFY - - - -| |
27 | | |
20 |- - - 200 OK- - - ->| |
29 | | |
......@@ -1832,7 +1832,7 @@ This is the unattended call transfer case.
22 |-------BYE--------->| -> nua_i_bye | |
23 | | -> nua_i_state | |
24 |<----200 OK---------| nua_handle() -> | |
25 | No RTP Session | nua_invite() -> | |
25 | No RTP Session | nua_invite() -> | |
26 | | |--INVITE("b: A")--->|
27 | | | |
28 | | nua_i_invite <- |<--180 Ringing------|
......@@ -1844,10 +1844,10 @@ This is the unattended call transfer case.
34 | | |<=======RTP========>|
35 | | | |
36 |<-----NOTIFY--------| | |
37 | |
38 |------200 OK------->| -> nua_r_notify
37 | |
38 |------200 OK------->| -> nua_r_notify
39 | | <- nua_handle_destroy
| |
| |
@endcode
Bob includes nh1 in nua_invite()/25 as NUTAG_NOTIFY_REFER() parameter.
......
libsofia-sip-ua/nua/nua_stack.c
View file @ 329c432e
......@@ -3544,6 +3544,9 @@ ua_invite2(nua_t *nua, nua_handle_t *nh, nua_event_t e, int restarted,
char const *what;
if (ss->ss_state == nua_callstate_terminated)
ss->ss_state = nua_callstate_init;
du = dialog_usage_add(nh, nh->nh_ds, nua_session_usage, NULL);
what = nua_500_error; /* Internal error */
......
libsofia-sip-ua/nua/test_nua.c
View file @ 329c432e
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