diff options
Diffstat (limited to 'src/bitfield/bitfield.h')
| -rw-r--r-- | src/bitfield/bitfield.h | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/bitfield/bitfield.h b/src/bitfield/bitfield.h index 7d9f3995..ce68b949 100644 --- a/src/bitfield/bitfield.h +++ b/src/bitfield/bitfield.h @@ -8,6 +8,21 @@ extern "C" { #endif +typedef enum { + ENDIANNESS_LITTLE_ENDIAN, + ENDIANNESS_BIG_ENDIAN +} Endianness; + +uint8_t getNibble(const uint8_t nibble_index, const uint8_t data[], + const uint8_t length, Endianness endianness); + +uint8_t getByte(const uint8_t byte_index, const uint8_t data[], + const uint8_t length, Endianness endianness); + +void getBits(const uint16_t start_index, const uint16_t field_size, + const uint8_t data[], const uint8_t length, Endianness endianness, + uint8_t* result); + /* Public: Reads a subset of bits from a byte array. * * data - the bytes in question. @@ -40,7 +55,7 @@ extern "C" { * * Returns the value of the requested bit field. */ -uint64_t getBitField(uint64_t data, int startPos, int numBits, bool bigEndian); +uint64_t getBitField(uint64_t data, const uint16_t startPos, const uint16_t numBits, bool bigEndian); /* Public: Set the bit field in the given data array to the new value. * |