static void test_map(void)
{
{
/* serialization */
TEST_ASSERT(cbor_serialize_map(&stream, 2));
TEST_ASSERT(cbor_serialize_int(&stream, 1));
TEST_ASSERT(cbor_serialize_byte_string(&stream, "1"));
TEST_ASSERT(cbor_serialize_int(&stream, 2));
TEST_ASSERT(cbor_serialize_byte_string(&stream, "2"));
unsigned char data[] = {0xa2,
0x01, 0x41, 0x31, /* kv-pair 1 */
0x02, 0x41, 0x32, /* kv-pair 2 */
};
CBOR_CHECK_SERIALIZED(stream, data, sizeof(data));
/* deserialization */
size_t map_length;
size_t offset = cbor_deserialize_map(&stream, 0, &map_length);
TEST_ASSERT_EQUAL_INT(2, map_length);
int key;
char value[8];
offset += cbor_deserialize_int(&stream, offset, &key);
TEST_ASSERT_EQUAL_INT(1, key);
offset += cbor_deserialize_byte_string(&stream, offset, value, sizeof(value));
TEST_ASSERT_EQUAL_STRING("1", &(value[0]));
offset += cbor_deserialize_int(&stream, offset, &key);
TEST_ASSERT_EQUAL_INT(2, key);
offset += cbor_deserialize_byte_string(&stream, offset, value, sizeof(value));
TEST_ASSERT_EQUAL_STRING("2", &(value[0]));
TEST_ASSERT_EQUAL_INT(sizeof(data), offset);
}
}
int handleConfig(coap_rw_buffer_t* scratch,
const coap_packet_t* inpkt,
coap_packet_t* outpkt,
uint8_t id_hi, uint8_t id_lo)
{
(void)scratch;
(void)outpkt;
(void)id_hi;
(void)id_lo;
coap_buffer_t payload = inpkt->payload;
unsigned char* data = (unsigned char*) payload.p;
// create cbor stream
cbor_stream_t stream = {data, sizeof(data), 0};
size_t map_length;
// read out length of the map
size_t offset = cbor_deserialize_map(&stream, 0, &map_length);
int key1, key2, key3;
char medtemp[8], hightemp[8], windowsize[8];
// read key 1
offset += cbor_deserialize_int(&stream, offset, &key1);
// read medtemp
offset += cbor_deserialize_byte_string(&stream, offset, medtemp, sizeof(medtemp));
// read key 2
offset += cbor_deserialize_int(&stream, offset, &key2);
// read hightemp
offset += cbor_deserialize_byte_string(&stream, offset, hightemp, sizeof(hightemp));
// read key 3
offset += cbor_deserialize_int(&stream, offset, &key3);
// read windowsize
offset += cbor_deserialize_byte_string(&stream, offset, windowsize, sizeof(windowsize));
cbor_destroy(&stream);
puts("NEW CONFIGURATION RECEIVED");
YELLOW_TEMP = atoi(medtemp);
RED_TEMP = atoi(hightemp);
printf("YELLOW_TEMP set to: %d\n", YELLOW_TEMP);
printf("RED_TEMP set to: %d\n", RED_TEMP);
if (strcmp(windowsize, "-") != 0) {
printf("Set windowsize to: %d\n", atoi(windowsize));
setWindowSize(atoi(windowsize));
}
return 0;
}
static void test_byte_string(void)
{
char buffer[128];
{
const char *input = "";
unsigned char data[] = {0x40};
TEST_ASSERT(cbor_serialize_byte_string(&stream, input));
CBOR_CHECK_SERIALIZED(stream, data, sizeof(data));
TEST_ASSERT(cbor_deserialize_byte_string(&stream, 0, buffer, sizeof(buffer)));
CBOR_CHECK_DESERIALIZED(input, buffer, EQUAL_STRING);
}
cbor_clear(&stream);
{
const char *input = "a";
unsigned char data[] = {0x41, 0x61};
TEST_ASSERT(cbor_serialize_byte_string(&stream, input));
CBOR_CHECK_SERIALIZED(stream, data, sizeof(data));
TEST_ASSERT(cbor_deserialize_byte_string(&stream, 0, buffer, sizeof(buffer)));
CBOR_CHECK_DESERIALIZED(input, buffer, EQUAL_STRING);
}
}
static void test_array(void)
{
/* uniform types */
{
/* serialization */
TEST_ASSERT(cbor_serialize_array(&stream, 2));
TEST_ASSERT(cbor_serialize_int(&stream, 1));
TEST_ASSERT(cbor_serialize_int(&stream, 2));
unsigned char data[] = {0x82, 0x01, 0x02};
CBOR_CHECK_SERIALIZED(stream, data, sizeof(data));
/* deserialization */
size_t array_length;
size_t offset = cbor_deserialize_array(&stream, 0, &array_length);
TEST_ASSERT_EQUAL_INT(2, array_length);
int i;
offset += cbor_deserialize_int(&stream, offset, &i);
TEST_ASSERT_EQUAL_INT(1, i);
offset += cbor_deserialize_int(&stream, offset, &i);
TEST_ASSERT_EQUAL_INT(2, i);
TEST_ASSERT_EQUAL_INT(sizeof(data), offset);
}
cbor_clear(&stream);
/* mixed types */
{
TEST_ASSERT(cbor_serialize_array(&stream, 2));
TEST_ASSERT(cbor_serialize_int(&stream, 1));
TEST_ASSERT(cbor_serialize_byte_string(&stream, "a"));
unsigned char data[] = {0x82, 0x01, 0x41, 0x61};
CBOR_CHECK_SERIALIZED(stream, data, sizeof(data));
/* deserialization */
size_t array_length;
size_t offset = cbor_deserialize_array(&stream, 0, &array_length);
TEST_ASSERT(offset);
TEST_ASSERT_EQUAL_INT(2, array_length);
int i;
offset += cbor_deserialize_int(&stream, offset, &i);
TEST_ASSERT_EQUAL_INT(1, i);
char buffer[1024];
offset += cbor_deserialize_byte_string(&stream, offset, buffer, sizeof(buffer));
TEST_ASSERT_EQUAL_STRING("a", &(buffer[0]));
TEST_ASSERT_EQUAL_INT(sizeof(data), offset);
}
}
static void test_semantic_tagging(void)
{
char buffer[128];
const char *input = "1";
/* CBOR: byte string of length 1 marked with a tag to indicate it is a positive bignum */
/* byte 1: (major type 6, additional information */
/* byte 2: (major type 2, additional 1 for the length) */
/* byte 3: bytes representing the bignum */
unsigned char data[] = {0xc2, 0x41, 0x31};
TEST_ASSERT(cbor_write_tag(&stream, 2)); /* write byte 1 */
TEST_ASSERT(cbor_serialize_byte_string(&stream, input)); /* write byte 2 and 3 */
CBOR_CHECK_SERIALIZED(stream, data, sizeof(data));
TEST_ASSERT(cbor_at_tag(&stream, 0));
TEST_ASSERT(cbor_deserialize_byte_string(&stream, 1, buffer, sizeof(buffer)));
CBOR_CHECK_DESERIALIZED(input, buffer, EQUAL_STRING);
}
static void test_map_indefinite(void)
{
{
/* serialization */
TEST_ASSERT(cbor_serialize_map_indefinite(&stream));
TEST_ASSERT(cbor_serialize_int(&stream, 1));
TEST_ASSERT(cbor_serialize_byte_string(&stream, "1"));
TEST_ASSERT(cbor_serialize_int(&stream, 2));
TEST_ASSERT(cbor_serialize_byte_string(&stream, "2"));
TEST_ASSERT(cbor_write_break(&stream));
unsigned char data[] = {0xbf,
0x01, 0x41, 0x31, /* kv-pair 1 */
0x02, 0x41, 0x32, /* kv-pair 2 */
0xff
};
CBOR_CHECK_SERIALIZED(stream, data, sizeof(data));
/* deserialization */
size_t offset = cbor_deserialize_map_indefinite(&stream, 0);
int count = 0;
while (!cbor_at_break(&stream, offset)) {
int key;
char value[16];
size_t read_bytes;
offset += read_bytes = cbor_deserialize_int(&stream, offset, &key);
TEST_ASSERT(read_bytes);
offset += read_bytes = cbor_deserialize_byte_string(&stream, offset,
value, sizeof(value));
TEST_ASSERT(read_bytes);
++count;
}
TEST_ASSERT_EQUAL_INT(2, count);
TEST_ASSERT(cbor_at_end(&stream, offset));
}
}
