* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2012 Texas Instruments, Inc.
+ * Copyright (C) 2015 Google Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
#include "src/device.h"
#include "src/profile.h"
#include "src/service.h"
-#include "src/shared/util.h"
#include "attrib/gattrib.h"
-#include "src/attio.h"
+#include "src/shared/util.h"
+#include "src/shared/queue.h"
+#include "src/shared/gatt-db.h"
+#include "src/shared/gatt-client.h"
#include "attrib/att.h"
-#include "attrib/gatt.h"
#include "src/log.h"
#define PNP_ID_SIZE 7
-struct deviceinfo {
- struct btd_device *dev; /* Device reference */
- GAttrib *attrib; /* GATT connection */
- guint attioid; /* Att watcher id */
- struct att_range *svc_range; /* DeviceInfo range */
- GSList *chars; /* Characteristics */
-};
-
-struct characteristic {
- struct gatt_char attr; /* Characteristic */
- struct deviceinfo *d; /* deviceinfo where the char belongs */
-};
-
-static void deviceinfo_driver_remove(struct btd_service *service)
+static void read_pnpid_cb(bool success, uint8_t att_ecode, const uint8_t *value,
+ uint16_t length, void *user_data)
{
- struct deviceinfo *d = btd_service_get_user_data(service);
-
- if (d->attioid > 0)
- btd_device_remove_attio_callback(d->dev, d->attioid);
-
- if (d->attrib != NULL)
- g_attrib_unref(d->attrib);
-
- g_slist_free_full(d->chars, g_free);
+ struct btd_device *device = user_data;
- btd_device_unref(d->dev);
- g_free(d->svc_range);
- g_free(d);
-}
-
-static void read_pnpid_cb(guint8 status, const guint8 *pdu, guint16 len,
- gpointer user_data)
-{
- struct characteristic *ch = user_data;
- uint8_t value[PNP_ID_SIZE];
- ssize_t vlen;
-
- if (status != 0) {
- error("Error reading PNP_ID value: %s", att_ecode2str(status));
+ if (!success) {
+ error("Error reading PNP_ID value: %s",
+ att_ecode2str(att_ecode));
return;
}
- vlen = dec_read_resp(pdu, len, value, sizeof(value));
- if (vlen < 0) {
- error("Error reading PNP_ID: Protocol error");
- return;
- }
-
- if (vlen < 7) {
+ if (length < PNP_ID_SIZE) {
error("Error reading PNP_ID: Invalid pdu length received");
return;
}
- btd_device_set_pnpid(ch->d->dev, value[0], get_le16(&value[1]),
+ btd_device_set_pnpid(device, value[0], get_le16(&value[1]),
get_le16(&value[3]), get_le16(&value[5]));
}
-static void process_deviceinfo_char(struct characteristic *ch)
+static void handle_pnpid(struct btd_device *device, uint16_t value_handle)
{
- if (g_strcmp0(ch->attr.uuid, PNPID_UUID) == 0)
- gatt_read_char(ch->d->attrib, ch->attr.value_handle,
- read_pnpid_cb, ch);
+ struct bt_gatt_client *client = btd_device_get_gatt_client(device);
+
+ if (!bt_gatt_client_read_value(client, value_handle,
+ read_pnpid_cb, device, NULL))
+ DBG("Failed to send request to read pnpid");
}
-static void configure_deviceinfo_cb(uint8_t status, GSList *characteristics,
+static void handle_characteristic(struct gatt_db_attribute *attr,
void *user_data)
{
- struct deviceinfo *d = user_data;
- GSList *l;
+ struct btd_device *device = user_data;
+ uint16_t value_handle;
+ bt_uuid_t uuid, pnpid_uuid;
+
+ bt_string_to_uuid(&pnpid_uuid, PNPID_UUID);
- if (status != 0) {
- error("Discover deviceinfo characteristics: %s",
- att_ecode2str(status));
+ if (!gatt_db_attribute_get_char_data(attr, NULL, &value_handle, NULL,
+ &uuid)) {
+ error("Failed to obtain characteristic data");
return;
}
- for (l = characteristics; l; l = l->next) {
- struct gatt_char *c = l->data;
- struct characteristic *ch;
+ if (bt_uuid_cmp(&pnpid_uuid, &uuid) == 0)
+ handle_pnpid(device, value_handle);
+ else {
+ char uuid_str[MAX_LEN_UUID_STR];
- ch = g_new0(struct characteristic, 1);
- ch->attr.handle = c->handle;
- ch->attr.properties = c->properties;
- ch->attr.value_handle = c->value_handle;
- memcpy(ch->attr.uuid, c->uuid, MAX_LEN_UUID_STR + 1);
- ch->d = d;
-
- d->chars = g_slist_append(d->chars, ch);
-
- process_deviceinfo_char(ch);
+ bt_uuid_to_string(&uuid, uuid_str, sizeof(uuid_str));
+ DBG("Unsupported characteristic: %s", uuid_str);
}
}
-static void attio_connected_cb(GAttrib *attrib, gpointer user_data)
-{
- struct deviceinfo *d = user_data;
- d->attrib = g_attrib_ref(attrib);
+static void foreach_deviceinfo_service(struct gatt_db_attribute *attr,
+ void *user_data)
+{
+ struct btd_device *device = user_data;
- gatt_discover_char(d->attrib, d->svc_range->start, d->svc_range->end,
- NULL, configure_deviceinfo_cb, d);
+ gatt_db_service_foreach_char(attr, handle_characteristic, device);
}
-static void attio_disconnected_cb(gpointer user_data)
+static int deviceinfo_driver_probe(struct btd_service *service)
{
- struct deviceinfo *d = user_data;
-
- g_attrib_unref(d->attrib);
- d->attrib = NULL;
+ return 0;
}
-static int deviceinfo_register(struct btd_service *service,
- struct gatt_primary *prim)
+static void deviceinfo_driver_remove(struct btd_service *service)
{
- struct btd_device *device = btd_service_get_device(service);
- struct deviceinfo *d;
-
- d = g_new0(struct deviceinfo, 1);
- d->dev = btd_device_ref(device);
- d->svc_range = g_new0(struct att_range, 1);
- d->svc_range->start = prim->range.start;
- d->svc_range->end = prim->range.end;
-
- btd_service_set_user_data(service, d);
-
- d->attioid = btd_device_add_attio_callback(device, attio_connected_cb,
- attio_disconnected_cb, d);
- return 0;
}
-static int deviceinfo_driver_probe(struct btd_service *service)
+
+static int deviceinfo_driver_accept(struct btd_service *service)
{
struct btd_device *device = btd_service_get_device(service);
- struct gatt_primary *prim;
+ struct gatt_db *db = btd_device_get_gatt_db(device);
+ char addr[18];
+ bt_uuid_t deviceinfo_uuid;
- prim = btd_device_get_primary(device, DEVICE_INFORMATION_UUID);
- if (prim == NULL)
- return -EINVAL;
+ ba2str(device_get_address(device), addr);
+ DBG("deviceinfo profile accept (%s)", addr);
- return deviceinfo_register(service, prim);
+ /* Handle the device info service */
+ bt_string_to_uuid(&deviceinfo_uuid, DEVICE_INFORMATION_UUID);
+ gatt_db_foreach_service(db, &deviceinfo_uuid,
+ foreach_deviceinfo_service, device);
+
+ return 0;
}
static struct btd_profile deviceinfo_profile = {
.name = "deviceinfo",
.remote_uuid = DEVICE_INFORMATION_UUID,
+ .external = true,
.device_probe = deviceinfo_driver_probe,
- .device_remove = deviceinfo_driver_remove
+ .device_remove = deviceinfo_driver_remove,
+ .accept = deviceinfo_driver_accept,
};
static int deviceinfo_init(void)
projects / platform / upstream / bluez.git / blobdiff