btstack/test/att_db/att_db_test.c
2020-09-24 10:42:07 +02:00

784 lines
32 KiB
C

/*
* Copyright (C) 2014 BlueKitchen GmbH
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
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*
* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the copyright holders nor the names of
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
* 4. Any redistribution, use, or modification is done solely for
* personal benefit and not for any commercial purpose or for
* monetary gain.
*
* THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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*/
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "CppUTest/TestHarness.h"
#include "CppUTest/CommandLineTestRunner.h"
#include "hci.h"
#include "ble/att_db.h"
#include "ble/att_db_util.h"
#include "btstack_util.h"
#include "bluetooth.h"
#include "btstack_crypto.h"
#include "bluetooth_gatt.h"
typedef enum {
READ_CALLBACK_MODE_RETURN_DEFAULT = 0,
READ_CALLBACK_MODE_RETURN_ONE_BYTE,
READ_CALLBACK_MODE_RETURN_PENDING
} read_callback_mode_t;
typedef enum {
WRITE_CALLBACK_MODE_RETURN_DEFAULT = 0,
WRITE_CALLBACK_MODE_RETURN_ERROR_WRITE_RESPONSE_PENDING,
WRITE_CALLBACK_MODE_RETURN_INVALID_ATTRIBUTE_VALUE_LENGTH
} write_callback_mode_t;
static uint8_t battery_level = 100;
static uint8_t att_request[200];
static uint8_t att_response[1000];
static read_callback_mode_t read_callback_mode = READ_CALLBACK_MODE_RETURN_DEFAULT;
static write_callback_mode_t write_callback_mode = WRITE_CALLBACK_MODE_RETURN_DEFAULT;
// these can be tweaked to report errors or some data as needed by test case
static uint16_t att_read_callback(hci_con_handle_t con_handle, uint16_t attribute_handle, uint16_t offset, uint8_t * buffer, uint16_t buffer_size){
switch (read_callback_mode){
case READ_CALLBACK_MODE_RETURN_ONE_BYTE:
return att_read_callback_handle_byte(0x55, offset, buffer, buffer_size);
case READ_CALLBACK_MODE_RETURN_PENDING:
return ATT_READ_RESPONSE_PENDING;
default:
return 0;
}
}
static int att_write_callback(hci_con_handle_t con_handle, uint16_t attribute_handle, uint16_t transaction_mode, uint16_t offset, uint8_t *buffer, uint16_t buffer_size){
switch (write_callback_mode){
case WRITE_CALLBACK_MODE_RETURN_ERROR_WRITE_RESPONSE_PENDING:
return ATT_ERROR_WRITE_RESPONSE_PENDING;
case WRITE_CALLBACK_MODE_RETURN_INVALID_ATTRIBUTE_VALUE_LENGTH:
return ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH;
default:
return 0;
}
}
static uint16_t att_read_multiple_request(uint16_t num_value_handles, uint16_t * value_handles){
att_request[0] = ATT_READ_MULTIPLE_REQUEST;
int i;
int offset = 1;
for (i=0;i<num_value_handles;i++){
little_endian_store_16(att_request, offset, value_handles[i]);
offset += 2;
}
return offset;
}
static uint16_t att_write_request(uint16_t request_type, uint16_t attribute_handle, uint16_t value_length, const uint8_t * value){
att_request[0] = request_type;
little_endian_store_16(att_request, 1, attribute_handle);
(void)memcpy(&att_request[3], value, value_length);
return 3 + value_length;
}
static uint16_t att_prepare_write_request(uint16_t request_type, uint16_t attribute_handle, uint16_t value_offset){
att_request[0] = request_type;
little_endian_store_16(att_request, 1, attribute_handle);
little_endian_store_16(att_request, 3, value_offset);
return 5;
}
// ignore for now
extern "C" void btstack_crypto_aes128_cmac_generator(btstack_crypto_aes128_cmac_t * request, const uint8_t * key, uint16_t size, uint8_t (*get_byte_callback)(uint16_t pos), uint8_t * hash, void (* callback)(void * arg), void * callback_arg){
}
TEST_GROUP(AttDb){
att_connection_t att_connection;
uint16_t att_request_len;
uint16_t att_response_len;
uint8_t callback_buffer[10];
void setup(void){
memset(&callback_buffer, 0, sizeof(callback_buffer));
read_callback_mode = READ_CALLBACK_MODE_RETURN_ONE_BYTE;
memset(&att_connection, 0, sizeof(att_connection));
att_connection.max_mtu = 150;
att_connection.mtu = ATT_DEFAULT_MTU;
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_DEFAULT;
read_callback_mode = READ_CALLBACK_MODE_RETURN_DEFAULT;
// init att db util and add a service and characteristic
att_db_util_init();
// 0x180F
att_db_util_add_service_uuid16(ORG_BLUETOOTH_SERVICE_BATTERY_SERVICE);
// 0x2A19
att_db_util_add_characteristic_uuid16(ORG_BLUETOOTH_CHARACTERISTIC_BATTERY_LEVEL, ATT_PROPERTY_WRITE | ATT_PROPERTY_READ | ATT_PROPERTY_NOTIFY, ATT_SECURITY_NONE, ATT_SECURITY_NONE, &battery_level, 1);
// 0x2A1B
att_db_util_add_characteristic_uuid16(ORG_BLUETOOTH_CHARACTERISTIC_BATTERY_LEVEL_STATE, ATT_PROPERTY_NOTIFY, ATT_SECURITY_NONE, ATT_SECURITY_NONE, &battery_level, 1);
// 0x2A1A
att_db_util_add_characteristic_uuid16(ORG_BLUETOOTH_CHARACTERISTIC_BATTERY_POWER_STATE, ATT_PROPERTY_READ | ATT_PROPERTY_NOTIFY, ATT_SECURITY_AUTHENTICATED, ATT_SECURITY_AUTHENTICATED, &battery_level, 1);
// 0x2A49
att_db_util_add_characteristic_uuid16(ORG_BLUETOOTH_CHARACTERISTIC_BLOOD_PRESSURE_FEATURE, ATT_PROPERTY_DYNAMIC | ATT_PROPERTY_READ | ATT_PROPERTY_NOTIFY, ATT_SECURITY_NONE, ATT_SECURITY_NONE, &battery_level, 1);
// 0x2A35
att_db_util_add_characteristic_uuid16(ORG_BLUETOOTH_CHARACTERISTIC_BLOOD_PRESSURE_MEASUREMENT, ATT_PROPERTY_WRITE | ATT_PROPERTY_DYNAMIC, ATT_SECURITY_AUTHENTICATED, ATT_SECURITY_AUTHENTICATED, &battery_level, 1);
// 0x2A38
att_db_util_add_characteristic_uuid16(ORG_BLUETOOTH_CHARACTERISTIC_BODY_SENSOR_LOCATION, ATT_PROPERTY_WRITE | ATT_PROPERTY_DYNAMIC | ATT_PROPERTY_NOTIFY, ATT_SECURITY_NONE, ATT_SECURITY_NONE, &battery_level, 1);
const uint8_t uuid128[] = {0x00, 0x00, 0xFF, 0x11, 0x00, 0x00, 0x10, 0x00, 0x80, 0x00, 0x00, 0x80, 0x5F, 0x9B, 0x34, 0xFB};
att_db_util_add_characteristic_uuid128(uuid128, ATT_PROPERTY_WRITE | ATT_PROPERTY_DYNAMIC | ATT_PROPERTY_NOTIFY, ATT_SECURITY_NONE, ATT_SECURITY_NONE, &battery_level, 1);
// 0x2AA7
att_db_util_add_characteristic_uuid16(ORG_BLUETOOTH_CHARACTERISTIC_CGM_MEASUREMENT, ATT_PROPERTY_WRITE_WITHOUT_RESPONSE | ATT_PROPERTY_DYNAMIC | ATT_PROPERTY_NOTIFY, ATT_SECURITY_AUTHENTICATED, ATT_SECURITY_AUTHENTICATED, &battery_level, 1);
// 0x2AAB
att_db_util_add_characteristic_uuid16(ORG_BLUETOOTH_CHARACTERISTIC_CGM_SESSION_RUN_TIME, ATT_PROPERTY_WRITE_WITHOUT_RESPONSE | ATT_PROPERTY_DYNAMIC | ATT_PROPERTY_NOTIFY, ATT_SECURITY_NONE, ATT_SECURITY_NONE, &battery_level, 1);
// set callbacks
att_set_db(att_db_util_get_address());
att_set_read_callback(&att_read_callback);
att_set_write_callback(&att_write_callback);
}
};
TEST(AttDb, MtuExchange){
// test some function
att_request_len = 3;
const uint8_t att_request[3] = { ATT_EXCHANGE_MTU_REQUEST, 0, att_connection.max_mtu};
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(att_request_len, att_response_len);
const uint8_t expected_response[] = { ATT_EXCHANGE_MTU_RESPONSE, att_connection.max_mtu, 0};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
}
TEST(AttDb, handle_read_multiple_request){
uint16_t value_handles[2];
uint16_t num_value_handles;
// less then two values
num_value_handles = 0;
memset(&value_handles, 0, sizeof(value_handles));
{
att_request_len = att_read_multiple_request(num_value_handles, value_handles);
CHECK_EQUAL(1 + 2 * num_value_handles, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, ATT_READ_MULTIPLE_REQUEST, 0, 0, ATT_ERROR_INVALID_PDU};
CHECK_EQUAL(sizeof(expected_response), att_response_len);
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
}
num_value_handles = 1;
value_handles[0] = 0x1;
{
att_request_len = att_read_multiple_request(num_value_handles, value_handles);
CHECK_EQUAL(1 + 2 * num_value_handles, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, ATT_READ_MULTIPLE_REQUEST, 0, 0, ATT_ERROR_INVALID_PDU};
CHECK_EQUAL(sizeof(expected_response), att_response_len);
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
}
// invalid handle
num_value_handles = 2;
value_handles[0] = 0x0;
{
att_request_len = att_read_multiple_request(num_value_handles, value_handles);
CHECK_EQUAL(1 + 2 * num_value_handles, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, ATT_READ_MULTIPLE_REQUEST, 0, 0, ATT_ERROR_INVALID_HANDLE};
CHECK_EQUAL(sizeof(expected_response), att_response_len);
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
}
num_value_handles = 2;
value_handles[0] = 0xF1;
value_handles[1] = 0xF2;
{
att_request_len = att_read_multiple_request(num_value_handles, value_handles);
CHECK_EQUAL(1 + 2 * num_value_handles, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, ATT_READ_MULTIPLE_REQUEST, value_handles[0], 0, ATT_ERROR_INVALID_HANDLE};
CHECK_EQUAL(sizeof(expected_response), att_response_len);
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
}
// handle read not permitted
num_value_handles = 2;
value_handles[0] = 0x05;
value_handles[1] = 0x06;
{
att_request_len = att_read_multiple_request(num_value_handles, value_handles);
CHECK_EQUAL(1 + 2 * num_value_handles, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, ATT_READ_MULTIPLE_REQUEST, value_handles[1], 0, ATT_ERROR_READ_NOT_PERMITTED};
CHECK_EQUAL(sizeof(expected_response), att_response_len);
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
}
// security validation (single case)
num_value_handles = 2;
value_handles[0] = 0x05;
value_handles[1] = 0x09;
{
att_request_len = att_read_multiple_request(num_value_handles, value_handles);
CHECK_EQUAL(1 + 2 * num_value_handles, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, ATT_READ_MULTIPLE_REQUEST, value_handles[1], 0, ATT_ERROR_INSUFFICIENT_AUTHENTICATION};
CHECK_EQUAL(sizeof(expected_response), att_response_len);
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
}
// static read
num_value_handles = 2;
value_handles[0] = 0x03;
value_handles[1] = 0x05;
{
read_callback_mode = READ_CALLBACK_MODE_RETURN_ONE_BYTE;
att_request_len = att_read_multiple_request(num_value_handles, value_handles);
CHECK_EQUAL(1 + 2 * num_value_handles, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_READ_MULTIPLE_RESPONSE, 0x64, 0x10, 0x06, 0x00, 0x1B, 0x2A};
CHECK_EQUAL(sizeof(expected_response), att_response_len);
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
read_callback_mode = READ_CALLBACK_MODE_RETURN_DEFAULT;
}
#ifdef ENABLE_ATT_DELAYED_RESPONSE
// dynamic read
num_value_handles = 2;
value_handles[0] = 0x03;
value_handles[1] = 0x0c;
{
read_callback_mode = READ_CALLBACK_MODE_RETURN_PENDING;
att_request_len = att_read_multiple_request(num_value_handles, value_handles);
CHECK_EQUAL(1 + 2 * num_value_handles, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_READ_MULTIPLE_RESPONSE, 0x64};
CHECK_EQUAL(sizeof(expected_response), att_response_len);
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
read_callback_mode = READ_CALLBACK_MODE_RETURN_DEFAULT;
}
#endif
}
TEST(AttDb, handle_write_request){
uint16_t attribute_handle = 0x03;
// not sufficient request length
{
att_request[0] = ATT_WRITE_REQUEST;
att_request_len = 1;
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], 0x00, 0x00, ATT_ERROR_INVALID_PDU};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
{
att_request[0] = ATT_WRITE_REQUEST;
att_request[1] = 0x03;
att_request_len = 2;
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], 0x00, 0x00, ATT_ERROR_INVALID_PDU};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// invalid handle
{
att_request[0] = ATT_WRITE_REQUEST;
att_request[1] = 0;
att_request[2] = 0;
att_request_len = 3;
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_INVALID_HANDLE};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// write not permited: invalid write callback
{
att_set_write_callback(NULL);
const uint8_t value[] = {0x50};
att_request_len = att_write_request(ATT_WRITE_REQUEST, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_WRITE_NOT_PERMITTED};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
att_set_write_callback(&att_write_callback);
}
// write not permited: no ATT_PROPERTY_WRITE
{
const uint8_t value[] = {0x50};
attribute_handle = 0x000c; // 0x2A49
att_request_len = att_write_request(ATT_WRITE_REQUEST, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_WRITE_NOT_PERMITTED};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// write not permited: no ATT_PROPERTY_DYNAMIC
{
const uint8_t value[] = {0x50};
attribute_handle = 0x0003;
att_request_len = att_write_request(ATT_WRITE_REQUEST, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_WRITE_NOT_PERMITTED};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// security validation
{
const uint8_t value[] = {0x50};
attribute_handle = 0x000f; // 0x2A35
att_request_len = att_write_request(ATT_WRITE_REQUEST, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_INSUFFICIENT_AUTHENTICATION};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// att_persistent_ccc_cache: ATT_PROPERTY_UUID16
// att_persistent_ccc_cache: ATT_PROPERTY_UUID128
// some callback error other then ATT_INTERNAL_WRITE_RESPONSE_PENDING
{
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_INVALID_ATTRIBUTE_VALUE_LENGTH;
const uint8_t value[] = {0x50};
attribute_handle = 0x0011; // 0x2A38
att_request_len = att_write_request(ATT_WRITE_REQUEST, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_DEFAULT;
}
#ifdef ENABLE_ATT_DELAYED_RESPONSE
// delayed response
{
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_ERROR_WRITE_RESPONSE_PENDING;
const uint8_t value[] = {0x50};
attribute_handle = 0x0011; // 0x2A38
att_request_len = att_write_request(ATT_WRITE_REQUEST, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(ATT_INTERNAL_WRITE_RESPONSE_PENDING, att_response_len);
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_DEFAULT;
}
#endif
// correct write
{
const uint8_t value[] = {0x50};
attribute_handle = 0x0011;
att_request_len = att_write_request(ATT_WRITE_REQUEST, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_WRITE_RESPONSE};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
}
TEST(AttDb, handle_prepare_write_request){
uint16_t attribute_handle = 0x0011;
uint16_t value_offset = 0x10;
// not sufficient request length
{
att_request[0] = ATT_PREPARE_WRITE_REQUEST;
att_request_len = 1;
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], 0x00, 0x00, ATT_ERROR_INVALID_PDU};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// write not permited: invalid write callback
{
att_set_write_callback(NULL);
att_request_len = att_prepare_write_request(ATT_PREPARE_WRITE_REQUEST, attribute_handle, value_offset);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_WRITE_NOT_PERMITTED};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
att_set_write_callback(&att_write_callback);
}
// invalid handle
{
att_request_len = att_prepare_write_request(ATT_PREPARE_WRITE_REQUEST, 0, 0);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_INVALID_HANDLE};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// write not permited: no ATT_PROPERTY_WRITE
{
attribute_handle = 0x000c; // 0x2A49
att_request_len = att_prepare_write_request(ATT_PREPARE_WRITE_REQUEST, attribute_handle, value_offset);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_WRITE_NOT_PERMITTED};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// write not permited: no ATT_PROPERTY_DYNAMIC
{
attribute_handle = 0x0003;
att_request_len = att_prepare_write_request(ATT_PREPARE_WRITE_REQUEST, attribute_handle, value_offset);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_WRITE_NOT_PERMITTED};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// security validation
{
attribute_handle = 0x000f; // 0x2A35
att_request_len = att_prepare_write_request(ATT_PREPARE_WRITE_REQUEST, attribute_handle, value_offset);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_INSUFFICIENT_AUTHENTICATION};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
// some callback error other then ATT_INTERNAL_WRITE_RESPONSE_PENDING
{
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_INVALID_ATTRIBUTE_VALUE_LENGTH;
attribute_handle = 0x0011; // 0x2A38
// prepare write
att_request_len = att_prepare_write_request(ATT_PREPARE_WRITE_REQUEST, attribute_handle, value_offset);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response_prepare_write[] = {ATT_PREPARE_WRITE_RESPONSE, 0x11, 0x00, 0x10, 0x00};
MEMCMP_EQUAL(expected_response_prepare_write, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response_prepare_write), att_response_len);
// execute write
att_request_len = att_prepare_write_request(ATT_EXECUTE_WRITE_REQUEST, attribute_handle, value_offset);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response_write_execute[] = {ATT_ERROR_RESPONSE, att_request[0], att_request[1], att_request[2], ATT_ERROR_INVALID_ATTRIBUTE_VALUE_LENGTH};
MEMCMP_EQUAL(expected_response_write_execute, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response_write_execute), att_response_len);
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_DEFAULT;
}
#ifdef ENABLE_ATT_DELAYED_RESPONSE
// delayed response
{
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_ERROR_WRITE_RESPONSE_PENDING;
attribute_handle = 0x0011; // 0x2A38
att_request_len = att_prepare_write_request(ATT_PREPARE_WRITE_REQUEST, attribute_handle, value_offset);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(ATT_INTERNAL_WRITE_RESPONSE_PENDING, att_response_len);
write_callback_mode = WRITE_CALLBACK_MODE_RETURN_DEFAULT;
}
#endif
// correct write
{
attribute_handle = 0x0011;
att_request_len = att_prepare_write_request(ATT_PREPARE_WRITE_REQUEST, attribute_handle, value_offset);
CHECK_EQUAL(5, att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
const uint8_t expected_response[] = {ATT_PREPARE_WRITE_RESPONSE, 0x11, 0x00, 0x10, 0x00};
MEMCMP_EQUAL(expected_response, att_response, att_response_len);
CHECK_EQUAL(sizeof(expected_response), att_response_len);
}
}
TEST(AttDb, att_uuid_for_handle){
// existing attribute handle
uint16_t uuid = att_uuid_for_handle(0x0011);
uint16_t expected_response = 0x2A38;
CHECK_EQUAL(expected_response, uuid);
// unknown attribute handle
uuid = att_uuid_for_handle(0xFF00);
expected_response = 0;
CHECK_EQUAL(expected_response, uuid);
// attribute handle for uuid128
uuid = att_uuid_for_handle(0x0014);
expected_response = 0;
CHECK_EQUAL(expected_response, uuid);
}
TEST(AttDb, handle_write_command){
uint16_t attribute_handle = 0x03;
att_dump_attributes();
// not sufficient request length
{
att_request[0] = ATT_WRITE_COMMAND;
att_request_len = 1;
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(0, att_response_len);
}
{
att_request[0] = ATT_WRITE_COMMAND;
att_request[1] = 0x03;
att_request_len = 2;
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(0, att_response_len);
}
// invalid write callback
{
att_set_write_callback(NULL);
const uint8_t value[] = {0x50};
att_request_len = att_write_request(ATT_WRITE_COMMAND, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(0, att_response_len);
att_set_write_callback(&att_write_callback);
}
// invalid handle
{
att_request[0] = ATT_WRITE_COMMAND;
att_request[1] = 0;
att_request[2] = 0;
att_request_len = 3;
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(0, att_response_len);
}
// write not permited: no ATT_PROPERTY_DYNAMIC
{
const uint8_t value[] = {0x50};
attribute_handle = 0x0003;
att_request_len = att_write_request(ATT_WRITE_COMMAND, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(0, att_response_len);
}
// write not permited: no ATT_PROPERTY_WRITE_WITHOUT_RESPONSE
{
const uint8_t value[] = {0x50};
attribute_handle = 0x000c; // 0x2A49
att_request_len = att_write_request(ATT_WRITE_COMMAND, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(0, att_response_len);
}
// security validation
{
const uint8_t value[] = {0x50};
attribute_handle = 0x0017; // 0x2AA7
att_request_len = att_write_request(ATT_WRITE_COMMAND, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(0, att_response_len);
}
// correct write
{
const uint8_t value[] = {0x50};
attribute_handle = 0x001A; // 0x2AAB
att_request_len = att_write_request(ATT_WRITE_COMMAND, attribute_handle, sizeof(value), value);
CHECK_EQUAL(3 + sizeof(value), att_request_len);
att_response_len = att_handle_request(&att_connection, (uint8_t *) att_request, att_request_len, att_response);
CHECK_EQUAL(0, att_response_len);
}
}
TEST(AttDb, att_read_callback_handle_blob){
{
const uint8_t blob[] = {0x44, 0x55};
uint16_t blob_size = att_read_callback_handle_blob(blob, sizeof(blob), 0, NULL, 0);
CHECK_EQUAL(2, blob_size);
}
{
const uint8_t blob[] = {};
uint16_t blob_size = att_read_callback_handle_blob(blob, sizeof(blob), 0, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(0, blob_size);
}
{
const uint8_t blob[] = {};
uint16_t blob_size = att_read_callback_handle_blob(blob, sizeof(blob), 10, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(0, blob_size);
}
{
const uint8_t blob[] = {0x55};
uint16_t blob_size = att_read_callback_handle_blob(blob, sizeof(blob), 0, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(1, blob_size);
}
{
const uint8_t blob[] = {0x55};
uint16_t blob_size = att_read_callback_handle_blob(blob, sizeof(blob), 10, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(0, blob_size);
}
{
const uint8_t blob[] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA};
uint16_t blob_size = att_read_callback_handle_blob(blob, sizeof(blob), 0, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(10, blob_size);
}
{
const uint8_t blob[] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA};
uint16_t blob_size = att_read_callback_handle_blob(blob, sizeof(blob), 1, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(9, blob_size);
}
{
const uint8_t blob[] = {0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA};
uint16_t blob_size = att_read_callback_handle_blob(blob, sizeof(blob), 10, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(0, blob_size);
}
}
TEST(AttDb, att_read_callback_handle_byte){
{
uint16_t blob_size = att_read_callback_handle_byte(0x55, 0, NULL, 0);
CHECK_EQUAL(1, blob_size);
}
{
uint16_t blob_size = att_read_callback_handle_byte(0x55, 10, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(0, blob_size);
}
{
uint16_t blob_size = att_read_callback_handle_byte(0x55, 0, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(1, blob_size);
}
}
TEST(AttDb, att_read_callback_handle_little_endian_16){
{
uint16_t blob_size = att_read_callback_handle_little_endian_16(0x1122, 0, NULL, 0);
CHECK_EQUAL(2, blob_size);
}
{
uint16_t blob_size = att_read_callback_handle_little_endian_16(0x1122, 10, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(0, blob_size);
}
{
uint16_t blob_size = att_read_callback_handle_little_endian_16(0x1122, 1, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(1, blob_size);
}
{
uint16_t blob_size = att_read_callback_handle_little_endian_16(0x1122, 0, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(2, blob_size);
}
}
TEST(AttDb, att_read_callback_handle_little_endian_32){
{
uint16_t blob_size = att_read_callback_handle_little_endian_32(0x11223344, 0, NULL, 0);
CHECK_EQUAL(4, blob_size);
}
{
uint16_t blob_size = att_read_callback_handle_little_endian_32(0x11223344, 10, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(0, blob_size);
}
{
uint16_t blob_size = att_read_callback_handle_little_endian_32(0x11223344, 3, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(1, blob_size);
}
{
uint16_t blob_size = att_read_callback_handle_little_endian_32(0x11223344, 0, callback_buffer, sizeof(callback_buffer));
CHECK_EQUAL(4, blob_size);
}
}
int main (int argc, const char * argv[]){
return CommandLineTestRunner::RunAllTests(argc, argv);
}