#include <check.h>
#include <stdint.h>
#include <bitfield/bitfield.h>
+#include <bitfield/8byte.h>
START_TEST (test_large_bitmask)
{
START_TEST (test_one_bit_not_swapped)
{
uint64_t data = 0x80;
- uint64_t result = eightbyte_get_bit_field(data, 0, 1, false);
+ uint64_t result = eightbyte_get_bitfield(data, 0, 1, false);
fail_if(result == 1);
}
END_TEST
START_TEST (test_one_bit)
{
uint64_t data = 0x8000000000000000;
- uint64_t result = eightbyte_get_bit_field(data, 0, 1, false);
+ uint64_t result = eightbyte_get_bitfield(data, 0, 1, false);
fail_unless(result == 0x1,
"First bit in 0x%llx was 0x%llx instead of 0x1", data, result);
}
START_TEST (test_32_bit_parse)
{
uint64_t data = 0x0402574d555a0401;
- uint64_t result = eightbyte_get_bit_field(data, 16, 32, false);
+ uint64_t result = eightbyte_get_bitfield(data, 16, 32, false);
uint64_t expectedValue = 0x574d555a;
fail_unless(result == expectedValue,
"Field retrieved in 0x%llx was 0x%llx instead of 0x%llx", data,
START_TEST (test_16_bit_parse)
{
uint64_t data = 0xF34DFCFF00000000;
- uint64_t result = eightbyte_get_bit_field(data, 16, 16, false);
+ uint64_t result = eightbyte_get_bitfield(data, 16, 16, false);
uint64_t expectedValue = 0xFCFF;
fail_unless(result == expectedValue,
"Field retrieved in 0x%llx was 0x%llx instead of 0x%llx", data,
START_TEST (test_one_byte)
{
uint64_t data = 0xFA00000000000000;
- uint64_t result = eightbyte_get_bit_field(data, 0, 4, false);
+ uint64_t result = eightbyte_get_bitfield(data, 0, 4, false);
fail_unless(result == 0xF,
"First nibble in 0x%llx was 0x%llx instead of 0xF", data, result);
- result = eightbyte_get_bit_field(data, 4, 4, false);
+ result = eightbyte_get_bitfield(data, 4, 4, false);
fail_unless(result == 0xA,
"Second nibble in 0x%llx was 0x%llx instead of 0xA", data, result);
- result = eightbyte_get_bit_field(data, 0, 8, false);
+ result = eightbyte_get_bitfield(data, 0, 8, false);
fail_unless(result == 0xFA,
"All bits in 0x%llx were 0x%llx instead of 0x%llx", data, result, data);
}
START_TEST (test_multi_byte)
{
uint64_t data = 0x12FA000000000000;
- uint64_t result = eightbyte_get_bit_field(data, 0, 4, false);
+ uint64_t result = eightbyte_get_bitfield(data, 0, 4, false);
fail_unless(result == 0x1,
"First 4 bits in 0x%llx was 0x%llx instead of 0xF", (data >> 60) & 0xF,
result);
- result = eightbyte_get_bit_field(data, 4, 4, false);
+ result = eightbyte_get_bitfield(data, 4, 4, false);
fail_unless(result == 0x2,
"Second 4 bits in 0x%llx was 0x%llx instead of 0xA", (data >> 56) & 0xF,
result);
- result = eightbyte_get_bit_field(data, 8, 4, false);
+ result = eightbyte_get_bitfield(data, 8, 4, false);
fail_unless(result == 0xF,
"First 4 bits in 0x%llx was 0x%llx instead of 0x1", (data >> 52) & 0xF,
result);
- result = eightbyte_get_bit_field(data, 12, 4, false);
+ result = eightbyte_get_bitfield(data, 12, 4, false);
fail_unless(result == 0xA,
"Second 4 bits in 0x%llx was 0x%llx instead of 0x2", (data >> 48) % 0xF,
result);
START_TEST (test_get_multi_byte)
{
uint64_t data = 0x12FA000000000000;
- uint64_t result = eightbyte_get_bit_field(data, 0, 9, false);
+ uint64_t result = eightbyte_get_bitfield(data, 0, 9, false);
ck_assert_int_eq(result, 0x25);
}
END_TEST
START_TEST (test_get_off_byte_boundary)
{
uint64_t data = 0x000012FA00000000;
- uint64_t result = eightbyte_get_bit_field(data, 12, 8, false);
+ uint64_t result = eightbyte_get_bitfield(data, 12, 8, false);
ck_assert_int_eq(result, 0x01);
} END_TEST
START_TEST (test_set_wont_fit)
{
uint64_t data = 0;
- fail_if(set_bit_field(&data, 100, 0, 1));
+ fail_if(eightbyte_set_bitfield(100, 0, 1, &data));
}
END_TEST
START_TEST (test_set_field)
{
uint64_t data = 0;
- fail_unless(set_bit_field(&data, 1, 0, 1));
- uint64_t result = eightbyte_get_bit_field(data, 0, 1, false);
+ fail_unless(eightbyte_set_bitfield(1, 0, 1, &data));
+ uint64_t result = eightbyte_get_bitfield(data, 0, 1, false);
ck_assert_int_eq(result, 0x1);
data = 0;
- fail_unless(set_bit_field(&data, 1, 1, 1));
- result = eightbyte_get_bit_field(data, 1, 1, false);
+ fail_unless(eightbyte_set_bitfield(1, 1, 1, &data));
+ result = eightbyte_get_bitfield(data, 1, 1, false);
ck_assert_int_eq(result, 0x1);
data = 0;
- fail_unless(set_bit_field(&data, 0xf, 3, 4));
- result = eightbyte_get_bit_field(data, 3, 4, false);
+ fail_unless(eightbyte_set_bitfield(0xf, 3, 4, &data));
+ result = eightbyte_get_bitfield(data, 3, 4, false);
ck_assert_int_eq(result, 0xf);
}
END_TEST
START_TEST (test_set_doesnt_clobber_existing_data)
{
uint64_t data = 0xFFFC4DF300000000;
- fail_unless(set_bit_field(&data, 0x4fc8, 16, 16));
- uint64_t result = eightbyte_get_bit_field(data, 16, 16, false);
+ fail_unless(eightbyte_set_bitfield(0x4fc8, 16, 16, &data));
+ uint64_t result = eightbyte_get_bitfield(data, 16, 16, false);
fail_unless(result == 0x4fc8,
"Field retrieved in 0x%llx was 0x%llx instead of 0x%x", data, result,
0xc84f);
data = 0x8000000000000000;
- fail_unless(set_bit_field(&data, 1, 21, 1));
+ fail_unless(eightbyte_set_bitfield(1, 21, 1, &data));
fail_unless(data == 0x8000040000000000LLU,
"Expected combined value 0x8000040000000000 but got 0x%llx%llx",
data >> 32, data);
START_TEST (test_set_off_byte_boundary)
{
uint64_t data = 0xFFFC4DF300000000;
- fail_unless(set_bit_field(&data, 0x12, 12, 8));
- uint64_t result = eightbyte_get_bit_field(data, 12, 12, false);
+ fail_unless(eightbyte_set_bitfield(0x12, 12, 8, &data));
+ uint64_t result = eightbyte_get_bitfield(data, 12, 12, false);
ck_assert_int_eq(result,0x12d);
}
END_TEST
START_TEST (test_set_odd_number_of_bits)
{
uint64_t data = 0xFFFC4DF300000000LLU;
- fail_unless(set_bit_field(&data, 0x12, 11, 5));
- uint64_t result = eightbyte_get_bit_field(data, 11, 5, false);
+ fail_unless(eightbyte_set_bitfield(0x12, 11, 5, &data));
+ uint64_t result = eightbyte_get_bitfield(data, 11, 5, false);
fail_unless(result == 0x12,
"Field set in 0x%llx%llx%llx%llx was 0x%llx instead of 0x%llx", data, result,
0x12);
data = 0xFFFC4DF300000000LLU;
- fail_unless(set_bit_field(&data, 0x2, 11, 5));
- result = eightbyte_get_bit_field(data, 11, 5, false);
+ fail_unless(eightbyte_set_bitfield(0x2, 11, 5, &data));
+ result = eightbyte_get_bitfield(data, 11, 5, false);
fail_unless(result == 0x2,
"Field set in 0x%llx%llx%llx%llx was 0x%llx instead of 0x%llx", data, result,
0x2);