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att_db_util: fix flags for client characteristic configuration

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This commit is contained in:
Matthias Ringwald 2019-03-07 16:15:11 +01:00
parent 536d74bc8d
commit e7f5fcbd3c
1 changed files with 4 additions and 4 deletions

8
src/ble/att_db_util.c

@ -163,15 +163,15 @@ uint16_t att_db_util_add_service_uuid128(const uint8_t * uuid128){
static void att_db_util_add_client_characteristic_configuration(uint16_t flags){ static void att_db_util_add_client_characteristic_configuration(uint16_t flags){
uint8_t buffer[2]; uint8_t buffer[2];
// drop permission for read (0xc00), keep write permissions (0x0011) // drop permission for read (0xc00), keep write permissions (0x0091)
flags = (flags & 0x1f311) | ATT_PROPERTY_READ | ATT_PROPERTY_WRITE | ATT_PROPERTY_DYNAMIC; flags = (flags & 0x1f391) | ATT_PROPERTY_READ | ATT_PROPERTY_WRITE | ATT_PROPERTY_DYNAMIC;
little_endian_store_16(buffer, 0, 0); little_endian_store_16(buffer, 0, 0);
att_db_util_add_attribute_uuid16(GATT_CLIENT_CHARACTERISTICS_CONFIGURATION, flags, buffer, 2); att_db_util_add_attribute_uuid16(GATT_CLIENT_CHARACTERISTICS_CONFIGURATION, flags, buffer, 2);
} }
static uint16_t att_db_util_encode_permissions(uint16_t properties, uint8_t read_permission, uint8_t write_permission){ static uint16_t att_db_util_encode_permissions(uint16_t properties, uint8_t read_permission, uint8_t write_permission){
// drop Broadcast (0x01), Notify (0x10), Indicate (0x20) - not used for flags // drop Broadcast (0x01), Notify (0x10), Indicate (0x20), Extended Attributes (0x80) - not used for flags
uint16_t flags = properties & 0xfffce; uint16_t flags = properties & 0xfff4e;
// if encryption requested, set encryption key size to 16 // if encryption requested, set encryption key size to 16
if ((read_permission > ATT_SECURITY_NONE) || (write_permission > ATT_SECURITY_NONE)){ if ((read_permission > ATT_SECURITY_NONE) || (write_permission > ATT_SECURITY_NONE)){
flags |= 0xf000; flags |= 0xf000;