Return-Path: From: Lukasz Rymanowski To: linux-bluetooth@vger.kernel.org Cc: szymon.janc@tieto.com, johan.hedberg@gmail.com, Marcin Kraglak Subject: [PATCH v4 24/38] shared/gatt: Add function to find information Date: Wed, 30 Apr 2014 11:13:55 +0200 Message-Id: <1398849249-5868-25-git-send-email-lukasz.rymanowski@tieto.com> In-Reply-To: <1398849249-5868-1-git-send-email-lukasz.rymanowski@tieto.com> References: <1398849249-5868-1-git-send-email-lukasz.rymanowski@tieto.com> Sender: linux-bluetooth-owner@vger.kernel.org List-ID: From: Marcin Kraglak It will return list of handle and uuid --- src/shared/gatt-db.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++ src/shared/gatt-db.h | 9 ++++++++ 2 files changed, 67 insertions(+) diff --git a/src/shared/gatt-db.c b/src/shared/gatt-db.c index 60d3140..cbdd8a0 100644 --- a/src/shared/gatt-db.c +++ b/src/shared/gatt-db.c @@ -613,3 +613,61 @@ void gatt_db_read_by_type(struct gatt_db *db, uint16_t start_handle, queue_foreach(db->services, read_by_type, &data); } + + +struct find_information_data { + struct queue *queue; + uint16_t start_handle; + uint16_t end_handle; +}; + +static void find_information(void *data, void *user_data) +{ + struct find_information_data *search_data = user_data; + struct gatt_db_service *service = data; + struct gatt_db_attribute *attribute; + struct gatt_db_find_information *value; + int i; + + if (!service->active) + return; + + /* Check if service is in range */ + if ((service->attributes[0]->handle + service->num_handles - 1) < + search_data->start_handle) + return; + + for (i = 0; i < service->num_handles; i++) { + attribute = service->attributes[i]; + if (!attribute) + continue; + + if (attribute->handle < search_data->start_handle) + continue; + + if (attribute->handle > search_data->end_handle) + return; + + value = new0(struct gatt_db_find_information, 1); + if (!value) + return; + + value->handle = attribute->handle; + value->uuid = attribute->uuid; + if (!queue_push_tail(search_data->queue, value)) + free(value); + } +} + +void gatt_db_find_information(struct gatt_db *db, uint16_t start_handle, + uint16_t end_handle, + struct queue *queue) +{ + struct find_information_data data; + + data.start_handle = start_handle; + data.end_handle = end_handle; + data.queue = queue; + + queue_foreach(db->services, find_information, &data); +} diff --git a/src/shared/gatt-db.h b/src/shared/gatt-db.h index b5f9073..a91c798 100644 --- a/src/shared/gatt-db.h +++ b/src/shared/gatt-db.h @@ -95,3 +95,12 @@ void gatt_db_read_by_type(struct gatt_db *db, uint16_t start_handle, uint16_t end_handle, const bt_uuid_t type, struct queue *queue); + +struct gatt_db_find_information { + uint16_t handle; + bt_uuid_t uuid; +}; + +void gatt_db_find_information(struct gatt_db *db, uint16_t start_handle, + uint16_t end_handle, + struct queue *queue); -- 1.8.4