---
input/hog_device.c | 36 ++++++++++++++++++++++++++++++++++++
1 files changed, 36 insertions(+), 0 deletions(-)
diff --git a/input/hog_device.c b/input/hog_device.c
index 5ec2d09..b06f898 100644
--- a/input/hog_device.c
+++ b/input/hog_device.c
@@ -47,12 +47,15 @@
#include "attio.h"
#include "gatt.h"
+#define HOG_REPORT_UUID 0x2A4D
+
struct hog_device {
char *path;
struct btd_device *device;
GAttrib *attrib;
guint attioid;
struct gatt_primary *hog_primary;
+ struct gatt_char *report;
};
static GSList *devices = NULL;
@@ -69,15 +72,48 @@ static void report_ccc_written_cb(guint8 status, const guint8 *pdu,
DBG("Report characteristic descriptor written: notification enabled");
}
+static void char_discovered_cb(GSList *chars, guint8 status, gpointer user_data)
+{
+ struct hog_device *hogdev = user_data;
+ bt_uuid_t report_uuid;
+ GSList *l;
+
+ if (status != 0) {
+ const char *str = att_ecode2str(status);
+ DBG("Discover all characteristics failed: %s", str);
+ return;
+ }
+
+ bt_uuid16_create(&report_uuid, HOG_REPORT_UUID);
+
+ for (l = chars; l; l = g_slist_next(l)) {
+ struct gatt_char *chr = l->data;
+ bt_uuid_t uuid;
+
+ bt_string_to_uuid(&uuid, chr->uuid);
+
+ if (bt_uuid_cmp(&uuid, &report_uuid) != 0)
+ continue;
+
+ hogdev->report = chr;
+ DBG("Report 0x%04x UUID: %s properties: %02x",
+ chr->handle, chr->uuid, chr->properties);
+ }
+}
+
static void attio_connected_cb(GAttrib *attrib, gpointer user_data)
{
struct hog_device *hogdev = user_data;
+ struct gatt_primary *prim = hogdev->hog_primary;
uint8_t value[] = { 0x01, 0x00 };
hogdev->attrib = g_attrib_ref(attrib);
gatt_write_char(hogdev->attrib, 0x000c, value, 2,
report_ccc_written_cb, hogdev);
+
+ gatt_discover_char(hogdev->attrib, prim->range.start, prim->range.end,
+ NULL, char_discovered_cb, hogdev);
}
static void attio_disconnected_cb(gpointer user_data)
--
1.7.7.6
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