diff options
| author | Claudio Takahasi <claudio.takahasi@openbossa.org> | 2012-09-25 12:26:38 -0300 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2012-09-28 13:03:56 +0300 |
| commit | b677c427ddaed11bd3c7a5cdcdf58a38dcf34944 (patch) | |
| tree | 24db0bdde1fcbaa3394ab8ff178151d678ab81c1 /profiles/scanparam | |
| parent | 02dd29d72ea220143742f59c16946df3e0c85391 (diff) | |
| download | bluez-b677c427ddaed11bd3c7a5cdcdf58a38dcf34944.tar.gz | |
scan: Add write scan interval window
This patch adds the handle discovery of the Scan Interval Window
Characteristic and writes the default value (hard-coded in the kernel)
of the scan interval, and scan window in the remote's characteristic.
Diffstat (limited to 'profiles/scanparam')
| -rw-r--r-- | profiles/scanparam/scan.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/profiles/scanparam/scan.c b/profiles/scanparam/scan.c index c6aaf97be..03934b0fb 100644 --- a/profiles/scanparam/scan.c +++ b/profiles/scanparam/scan.c @@ -31,6 +31,7 @@ #include <bluetooth/bluetooth.h> #include <bluetooth/uuid.h> +#include "log.h" #include "adapter.h" #include "device.h" #include "att.h" @@ -39,10 +40,18 @@ #include "attio.h" #include "scan.h" +#define SCAN_INTERVAL_WIN_UUID 0x2A4F + +#define SCAN_INTERVAL 0x0060 +#define SCAN_WINDOW 0x0030 + struct scan { struct btd_device *device; GAttrib *attrib; + struct att_range range; guint attioid; + uint16_t interval; + uint16_t window; }; GSList *servers = NULL; @@ -55,11 +64,42 @@ static gint scan_device_cmp(gconstpointer a, gconstpointer b) return (device == scan->device ? 0 : -1); } +static void iwin_discovered_cb(GSList *chars, guint8 status, + gpointer user_data) +{ + struct scan *scan = user_data; + struct gatt_char *chr; + uint8_t value[4]; + + if (status) { + error("Discover Scan Interval Window: %s", + att_ecode2str(status)); + return; + } + + chr = chars->data; + + DBG("Scan Interval Window handle: 0x%04x", + chr->value_handle); + + att_put_u16(SCAN_INTERVAL, &value[0]); + att_put_u16(SCAN_WINDOW, &value[2]); + + gatt_write_char(scan->attrib, chr->value_handle, value, + sizeof(value), NULL, NULL); +} + static void attio_connected_cb(GAttrib *attrib, gpointer user_data) { struct scan *scan = user_data; + bt_uuid_t iwin_uuid; + + bt_uuid16_create(&iwin_uuid, SCAN_INTERVAL_WIN_UUID); scan->attrib = g_attrib_ref(attrib); + + gatt_discover_char(scan->attrib, scan->range.start, scan->range.end, + &iwin_uuid, iwin_discovered_cb, scan); } static void attio_disconnected_cb(gpointer user_data) @@ -76,6 +116,7 @@ int scan_register(struct btd_device *device, struct gatt_primary *prim) scan = g_new0(struct scan, 1); scan->device = btd_device_ref(device); + scan->range = prim->range; scan->attioid = btd_device_add_attio_callback(device, attio_connected_cb, attio_disconnected_cb, |