Hello Denis,

Le 11/04/2011 17:51, Denis Kenzior a écrit :
Hi Frédéric,

On 04/07/2011 11:33 AM, Frédéric Danis wrote:
---
  src/emulator.c |   86 +++++++++++++++++++++++++++++++++++++++++++++++--------
  1 files changed, 73 insertions(+), 13 deletions(-)

diff --git a/src/emulator.c b/src/emulator.c
index 2707592..f1ccfb3 100644
--- a/src/emulator.c
+++ b/src/emulator.c
@@ -37,6 +37,8 @@
  #define DUN_DNS_SERVER_1       "10.10.10.10"
  #define DUN_DNS_SERVER_2       "10.10.10.11"

+#define RING_TIMEOUT 3
+
  struct ofono_emulator {
        struct ofono_atom *atom;
        enum ofono_emulator_type type;
@@ -49,6 +51,7 @@ struct ofono_emulator {
        int events_mode;
        gboolean events_ind;
        GSList *indicators;
+       guint ring;

Please name this callsetup_source.

  };

  struct indicator {
@@ -177,6 +180,42 @@ error:
        g_at_server_send_final(em->server, G_AT_SERVER_RESULT_ERROR);
  }

+static struct indicator *find_indicator(struct ofono_emulator *em,
+                                               const char *name, int *index)
+{
+       GSList *l;
+       int i;
+
+       for (i = 1, l = em->indicators; l; l = l->next, i++) {
+               struct indicator *ind = l->data;
+
+               if (g_str_equal(ind->name, name) == TRUE) {
+                       if (index)
+                               *index = i;
+
+                       return ind;
+               }

To avoid nesting, this might be better written as:

if (g_str_equal(ind->name, name) == FALSE)
        continue;

if (index)
        ...

+       }
+
+       return NULL;
+}
+
+static gboolean ring_cb(gpointer user_data)

Please name this something like: send_callsetup_indicators

+{
+       struct ofono_emulator *em = user_data;
+       struct indicator *call_ind;
+
+       if (em->type == OFONO_EMULATOR_TYPE_HFP&&  em->slc == FALSE)
+               return TRUE;
+
+       call_ind = find_indicator(em, OFONO_EMULATOR_IND_CALL, NULL);
+
+       if (call_ind->value == OFONO_EMULATOR_CALL_INACTIVE)
+               g_at_server_send_unsolicited(em->server, "RING");
+
+       return TRUE;
+}
+
  static void brsf_cb(GAtServer *server, GAtServerRequestType type,
                        GAtResult *result, gpointer user_data)
  {
@@ -418,6 +457,11 @@ static void emulator_unregister(struct ofono_atom *atom)
                em->source = 0;
        }

+       if (em->ring) {
+               g_source_remove(em->ring);
+               em->ring = 0;
+       }
+
        for (l = em->indicators; l; l = l->next) {
                struct indicator *ind = l->data;

@@ -681,27 +725,43 @@ enum ofono_emulator_request_type 
ofono_emulator_request_get_type(
  void ofono_emulator_set_indicator(struct ofono_emulator *em,
                                        const char *name, int value)
  {
-       GSList *l;
        int i;
        char buf[20];
+       struct indicator *ind;
+       struct indicator *call_ind;

-       for (i = 1, l = em->indicators; l; l = l->next, i++) {
-               struct indicator *ind = l->data;
+       ind = find_indicator(em, name,&i);

-               if (g_str_equal(ind->name, name) == FALSE)
-                       continue;
+       if (ind == NULL || ind->value == value || value<  ind->min
+                       || value>  ind->max)
+               return;

-               if (ind->value == value || value<  ind->min
-                                       || value>  ind->max)
-                       return;
+       ind->value = value;

-               ind->value = value;
+       call_ind = find_indicator(em, OFONO_EMULATOR_IND_CALL, NULL);

-               if (em->events_mode == 3&&  em->events_ind&&  em->slc) {
-                       sprintf(buf, "+CIEV: %d,%d", i, ind->value);
-                       g_at_server_send_info(em->server, buf, TRUE);
-               }
+       if (em->events_mode == 3&&  em->events_ind&&  em->slc) {
+               sprintf(buf, "+CIEV: %d,%d", i, ind->value);
+               g_at_server_send_info(em->server, buf, TRUE);

Reminds me, this should be g_at_server_send_unsolicited

+       }

+       /*
+        * Ring timer should be started when callsetup indicator is set to
+        *   Incoming
+        * If there is no active call, a first RING should be sent just after
+        *   the +CIEV
+        * It should be stopped for all other values of callsetup
+        */
+       if (g_str_equal(name, OFONO_EMULATOR_IND_CALLSETUP) == FALSE)
                return;
+
+       if (value == OFONO_EMULATOR_CALLSETUP_INCOMING&&  em->ring == 0) {
+               if (call_ind->value == OFONO_EMULATOR_CALL_INACTIVE)
+                       ring_cb(em);
+
+               em->ring = g_timeout_add_seconds(RING_TIMEOUT, ring_cb, em);
+       } else if (value != OFONO_EMULATOR_CALLSETUP_INCOMING&&  em->ring) {
+               g_source_remove(em->ring);
+               em->ring = 0;

Do you really need to check for em->ring here?  You already return if
the value of the indicator is already the same.  Also, it sounds like
you should just start a timer and always call ring_cb when callsetup ==
callsetup_incoming.  The CCWA/RING determination should be done in that
function.

I agree with you that check of em->ring when callsetup becomes INCOMING is useless. I thought that the second one, when callsetup is no more INCOMING, should be kept to stop the timer as soon as callsetup change states.
        }
  }

Regards,
-Denis

Regards

Fred

--
Frederic Danis                            Open Source Technology Centre
[email protected]                              Intel Corporation

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