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authorSheldon Demario <sheldon.demario@openbossa.org>2011-03-16 19:00:56 -0300
committerJohan Hedberg <johan.hedberg@nokia.com>2011-03-17 14:50:59 +0200
commit922c5feb93adfb9773a854d8e89eb2c5604e632b (patch)
tree6437cff05ed5f701ba4aa21fece8c54dbe196dd9 /attrib
parent2da716f340e99d315a9c773ea95253d583ba2b74 (diff)
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Add discover characteristics by UUID to gatttool
According to the specification the characteristics discover and characteristics discover by UUID use the same opcode and the result should be filtered by callback.
Diffstat (limited to 'attrib')
-rw-r--r--attrib/client.c2
-rw-r--r--attrib/gatt.c16
-rw-r--r--attrib/gatt.h3
-rw-r--r--attrib/gatttool.c3
-rw-r--r--attrib/interactive.c16
5 files changed, 30 insertions, 10 deletions
diff --git a/attrib/client.c b/attrib/client.c
index 3237a6b7..54bdc793 100644
--- a/attrib/client.c
+++ b/attrib/client.c
@@ -960,7 +960,7 @@ static DBusMessage *discover_char(DBusConnection *conn, DBusMessage *msg,
qchr->prim = prim;
qchr->msg = dbus_message_ref(msg);
- gatt_discover_char(gatt->attrib, att->start, att->end,
+ gatt_discover_char(gatt->attrib, att->start, att->end, NULL,
char_discovered_cb, qchr);
return NULL;
diff --git a/attrib/gatt.c b/attrib/gatt.c
index 32bd4a0f..1cd651ca 100644
--- a/attrib/gatt.c
+++ b/attrib/gatt.c
@@ -40,7 +40,7 @@ struct discover_primary {
struct discover_char {
GAttrib *attrib;
- bt_uuid_t uuid;
+ bt_uuid_t *uuid;
uint16_t end;
GSList *characteristics;
gatt_cb_t cb;
@@ -59,6 +59,7 @@ static void discover_char_free(struct discover_char *dc)
g_slist_foreach(dc->characteristics, (GFunc) g_free, NULL);
g_slist_free(dc->characteristics);
g_attrib_unref(dc->attrib);
+ g_free(dc->uuid);
g_free(dc);
}
@@ -281,6 +282,9 @@ static void char_discovered_cb(guint8 status, const guint8 *ipdu, guint16 iplen,
goto done;
}
+ if (dc->uuid && bt_uuid_cmp(dc->uuid, &uuid))
+ break;
+
chars->handle = last;
chars->properties = value[2];
chars->value_handle = att_get_u16(&value[3]);
@@ -313,16 +317,17 @@ done:
}
guint gatt_discover_char(GAttrib *attrib, uint16_t start, uint16_t end,
- gatt_cb_t func, gpointer user_data)
+ bt_uuid_t *uuid, gatt_cb_t func,
+ gpointer user_data)
{
uint8_t pdu[ATT_DEFAULT_LE_MTU];
struct discover_char *dc;
+ bt_uuid_t type_uuid;
guint16 plen;
- bt_uuid_t uuid;
- bt_uuid16_create(&uuid, GATT_CHARAC_UUID);
+ bt_uuid16_create(&type_uuid, GATT_CHARAC_UUID);
- plen = enc_read_by_type_req(start, end, &uuid, pdu, sizeof(pdu));
+ plen = enc_read_by_type_req(start, end, &type_uuid, pdu, sizeof(pdu));
if (plen == 0)
return 0;
@@ -334,6 +339,7 @@ guint gatt_discover_char(GAttrib *attrib, uint16_t start, uint16_t end,
dc->cb = func;
dc->user_data = user_data;
dc->end = end;
+ dc->uuid = g_memdup(uuid, sizeof(bt_uuid_t));
return g_attrib_send(attrib, 0, pdu[0], pdu, plen, char_discovered_cb,
dc, NULL);
diff --git a/attrib/gatt.h b/attrib/gatt.h
index 730de7e6..c6d3843a 100644
--- a/attrib/gatt.h
+++ b/attrib/gatt.h
@@ -30,7 +30,8 @@ guint gatt_discover_primary(GAttrib *attrib, bt_uuid_t *uuid, gatt_cb_t func,
gpointer user_data);
guint gatt_discover_char(GAttrib *attrib, uint16_t start, uint16_t end,
- gatt_cb_t func, gpointer user_data);
+ bt_uuid_t *uuid, gatt_cb_t func,
+ gpointer user_data);
guint gatt_read_char(GAttrib *attrib, uint16_t handle, uint16_t offset,
GAttribResultFunc func, gpointer user_data);
diff --git a/attrib/gatttool.c b/attrib/gatttool.c
index 729e18d5..0dfbc046 100644
--- a/attrib/gatttool.c
+++ b/attrib/gatttool.c
@@ -206,7 +206,8 @@ static gboolean characteristics(gpointer user_data)
{
GAttrib *attrib = user_data;
- gatt_discover_char(attrib, opt_start, opt_end, char_discovered_cb, NULL);
+ gatt_discover_char(attrib, opt_start, opt_end, opt_uuid,
+ char_discovered_cb, NULL);
return FALSE;
}
diff --git a/attrib/interactive.c b/attrib/interactive.c
index b32e9e7f..a9157e71 100644
--- a/attrib/interactive.c
+++ b/attrib/interactive.c
@@ -431,7 +431,19 @@ static void cmd_char(int argcp, char **argvp)
}
}
- gatt_discover_char(attrib, start, end, char_cb, NULL);
+ if (argcp > 3) {
+ bt_uuid_t uuid;
+
+ if (bt_string_to_uuid(&uuid, argvp[3]) < 0) {
+ printf("Invalid UUID\n");
+ return;
+ }
+
+ gatt_discover_char(attrib, start, end, &uuid, char_cb, NULL);
+ return;
+ }
+
+ gatt_discover_char(attrib, start, end, NULL, char_cb, NULL);
}
static void cmd_char_desc(int argcp, char **argvp)
@@ -658,7 +670,7 @@ static struct {
"Disconnect from a remote device" },
{ "primary", cmd_primary, "[UUID]",
"Primary Service Discovery" },
- { "characteristics", cmd_char, "[start hnd] [end hnd]",
+ { "characteristics", cmd_char, "[start hnd [end hnd [UUID]]]",
"Characteristics Discovery" },
{ "char-desc", cmd_char_desc, "[start hnd] [end hnd]",
"Characteristics Descriptor Discovery" },