inline void test_decoder_symbol_status_api(int32_t decoder_type)
{
uint32_t symbols = 4;
uint32_t symbol_size = 40;
kodoc_factory_t decoder_factory = kodoc_new_decoder_factory(
decoder_type, kodoc_binary8, symbols, symbol_size);
kodoc_coder_t decoder = kodoc_factory_build_coder(decoder_factory);
std::vector<uint8_t> data_out(kodoc_block_size(decoder), '\0');
kodoc_set_mutable_symbols(decoder, data_out.data(), data_out.size());
std::vector<uint8_t> symbol(kodoc_symbol_size(decoder));
std::vector<uint8_t> coefficients(kodoc_coefficient_vector_size(decoder));
coefficients = {1, 0, 0, 0};
kodoc_read_symbol(decoder, symbol.data(), coefficients.data());
EXPECT_EQ(0U, kodoc_symbols_uncoded(decoder));
kodoc_update_symbol_status(decoder);
EXPECT_EQ(1U, kodoc_symbols_uncoded(decoder));
kodoc_set_status_updater_on(decoder);
coefficients = {0, 1, 0, 0};
kodoc_read_symbol(decoder, symbol.data(), coefficients.data());
EXPECT_EQ(2U, kodoc_symbols_uncoded(decoder));
kodoc_set_status_updater_off(decoder);
kodoc_delete_coder(decoder);
kodoc_delete_factory(decoder_factory);
}
inline void run_test_basic_api(int32_t encoder_type, int32_t decoder_type,
int32_t finite_field, uint32_t symbols,
uint32_t symbol_size)
{
kodoc_factory_t encoder_factory = kodoc_new_encoder_factory(
encoder_type, finite_field, symbols, symbol_size);
kodoc_factory_t decoder_factory = kodoc_new_decoder_factory(
decoder_type, finite_field, symbols, symbol_size);
kodoc_coder_t encoder = kodoc_factory_build_coder(encoder_factory);
kodoc_coder_t decoder = kodoc_factory_build_coder(decoder_factory);
EXPECT_EQ(symbols, kodoc_factory_max_symbols(encoder_factory));
EXPECT_EQ(symbol_size, kodoc_factory_max_symbol_size(encoder_factory));
EXPECT_EQ(symbols, kodoc_symbols(encoder));
EXPECT_EQ(symbol_size, kodoc_symbol_size(encoder));
EXPECT_EQ(symbols, kodoc_factory_max_symbols(decoder_factory));
EXPECT_EQ(symbol_size, kodoc_factory_max_symbol_size(decoder_factory));
EXPECT_EQ(symbols, kodoc_symbols(decoder));
EXPECT_EQ(symbol_size, kodoc_symbol_size(decoder));
EXPECT_EQ(symbols * symbol_size, kodoc_block_size(encoder));
EXPECT_EQ(symbols * symbol_size, kodoc_block_size(decoder));
EXPECT_TRUE(kodoc_factory_max_payload_size(encoder_factory) >=
kodoc_payload_size(encoder));
EXPECT_TRUE(kodoc_factory_max_payload_size(decoder_factory) >=
kodoc_payload_size(decoder));
EXPECT_EQ(kodoc_factory_max_payload_size(encoder_factory),
kodoc_factory_max_payload_size(decoder_factory));
if (encoder_type == kodoc_sparse_full_vector ||
encoder_type == kodoc_sparse_seed)
{
// Set the coding vector density on the encoder
kodoc_set_density(encoder, 0.2);
EXPECT_EQ(0.2, kodoc_density(encoder));
}
uint32_t payload_size = kodoc_payload_size(encoder);
uint8_t* payload = (uint8_t*) malloc(payload_size);
uint8_t** input_symbols = NULL;
uint8_t** output_symbols = NULL;
// Allocate symbols in non-contiguous buffers
input_symbols = (uint8_t**) malloc(symbols * sizeof(uint8_t*));
output_symbols = (uint8_t**) malloc(symbols * sizeof(uint8_t*));
for (uint32_t i = 0; i < symbols; ++i)
{
// Create the individual symbols for the encoder
input_symbols[i] = (uint8_t*) malloc(symbol_size);
// Randomize input data
for (uint32_t j = 0; j < symbol_size; ++j)
input_symbols[i][j] = rand() % 256;
// Store the symbol pointer in the encoder
kodoc_set_const_symbol(encoder, i, input_symbols[i], symbol_size);
// Create the output symbol buffers for the decoder
output_symbols[i] = (uint8_t*) malloc(symbol_size);
// Specify the output buffers used for decoding
kodoc_set_mutable_symbol(decoder, i, output_symbols[i], symbol_size);
}
if (kodoc_has_symbol_decoding_status_updater_interface(decoder))
{
EXPECT_FALSE(kodoc_is_status_updater_enabled(decoder));
kodoc_set_status_updater_on(decoder);
EXPECT_TRUE(kodoc_is_status_updater_enabled(decoder));
kodoc_set_status_updater_off(decoder);
EXPECT_FALSE(kodoc_is_status_updater_enabled(decoder));
}
else
{
EXPECT_TRUE(
decoder_type == kodoc_fulcrum ||
decoder_type == kodoc_reed_solomon
);
}
EXPECT_TRUE(kodoc_is_complete(decoder) == 0);
while (!kodoc_is_complete(decoder))
{
kodoc_write_payload(encoder, payload);
kodoc_read_payload(decoder, payload);
}
EXPECT_TRUE(kodoc_is_complete(decoder) != 0);
EXPECT_EQ(symbols, kodoc_rank(decoder));
EXPECT_EQ(symbols, kodoc_symbols_uncoded(decoder));
EXPECT_EQ(0U, kodoc_symbols_partially_decoded(decoder));
EXPECT_EQ(0U, kodoc_symbols_missing(decoder));
assert(input_symbols);
assert(output_symbols);
// Compare the input and output symbols one-by-one
for (uint32_t i = 0; i < symbols; ++i)
{
EXPECT_EQ(memcmp(input_symbols[i], output_symbols[i], symbol_size), 0);
free(input_symbols[i]);
free(output_symbols[i]);
}
free(input_symbols);
free(output_symbols);
free(payload);
kodoc_delete_coder(encoder);
kodoc_delete_coder(decoder);
kodoc_delete_factory(encoder_factory);
kodoc_delete_factory(decoder_factory);
}
