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Add support for Indications to gatttool

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Now gatttol is able to receive indication events and repond to them.
For now, this response is just sending the confirmation response back
to the server and printing the received update.
This commit is contained in:
Vinicius Costa Gomes 2010-08-20 18:39:36 -03:00 committed by Johan Hedberg
parent c41e56780b
commit 1bacf59916
2 changed files with 20 additions and 10 deletions
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2
attrib/client.c
View File

@ -1170,6 +1170,8 @@ int attrib_client_register(bdaddr_t *sba, bdaddr_t *dba, const char *path,
bacpy(&gatt->dba, dba);
gatt->psm = psm;
/* FIXME: we should also listen for incoming connections */
if (load_primary_services(gatt)) {
DBG("Primary services loaded");
return 0;

28
attrib/gatttool.c
View File

@ -56,7 +56,6 @@ static gboolean opt_primary = FALSE;
static gboolean opt_characteristics = FALSE;
static gboolean opt_char_read = FALSE;
static gboolean opt_listen = FALSE;
static guint listen_watch = 0;
static gboolean opt_char_desc = FALSE;
static GMainLoop *event_loop;
@ -239,30 +238,40 @@ done:
static void events_handler(const uint8_t *pdu, uint16_t len, gpointer user_data)
{
uint16_t handle, i;
GAttrib *attrib = user_data;
uint8_t opdu[ATT_MAX_MTU];
uint16_t handle, i, olen = 0;
handle = att_get_u16((uint16_t *) &pdu[1]);
switch (pdu[0]) {
case ATT_OP_HANDLE_NOTIFY:
case ATT_OP_HANDLE_IND:
g_print("attr handle = 0x%04x value: ", handle);
for (i = 3; i < len; i++)
g_print("%02x ", pdu[i]);
g_print("\n");
break;
case ATT_OP_HANDLE_IND:
if (pdu[0] == ATT_OP_HANDLE_NOTIFY)
break;
olen = enc_confirmation(opdu, sizeof(opdu));
break;
}
if (olen > 0)
g_attrib_send(attrib, opdu[0], opdu, olen, NULL, NULL, NULL);
}
static gboolean listen_start(gpointer user_data)
{
GAttrib *attrib = user_data;
uint8_t events = ATT_OP_HANDLE_NOTIFY;
listen_watch = g_attrib_register(attrib, events, events_handler,
NULL, NULL);
g_attrib_register(attrib, ATT_OP_HANDLE_NOTIFY, events_handler,
attrib, NULL);
g_attrib_register(attrib, ATT_OP_HANDLE_IND, events_handler,
attrib, NULL);
return FALSE;
}
@ -458,7 +467,7 @@ static GOptionEntry gatt_options[] = {
{ "char-desc", 0, 0, G_OPTION_ARG_NONE, &opt_char_desc,
"Characteristics Descriptor Discovery", NULL },
{ "listen", 0, 0, G_OPTION_ARG_NONE, &opt_listen,
"Listen for notifications", NULL },
"Listen for notifications and indications", NULL },
{ NULL },
};
@ -545,8 +554,7 @@ int main(int argc, char *argv[])
g_main_loop_run(event_loop);
if (listen_watch)
g_attrib_unregister(attrib, listen_watch);
g_attrib_unregister_all(attrib);
g_main_loop_unref(event_loop);