Value

Meaning

TAG_BYTE

[1] Byte.

TAG_ASCII

[2] Byte in the range of 0 to 255.

TAG_SBYTE

[6] Byte used as signed number in the range of -128 to +127.

TAG_UNDEFINED

[7] Byte, with application-defined usage.

TAG_SHORT

[3] Two bytes, unsigned.

TAG_SSHORT

[8] Two bytes, signed.

TAG_LONG

[4] Four bytes, unsigned.

TAG_SLONG

[9] Four bytes, signed.

TAG_RATIONAL

[5] Eight bytes, used as a pair of unsigned long integers, where the first number is the numerator and the second is the denominator of a fraction.

TAG_SRATIONAL

[10] Eight bytes, used as a pair of signed long integers, where the first number is the numerator and the second is the denominator of a fraction.

TAG_FLOAT

[11] Four bytes used as a floating point number.

TAG_DOUBLE

[12] Eight bytes used as a double-precision floating point number.