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#include <sys/qmath.h>
Q_IFVALIMASK() and Q_IFVALFMASK() return q, Ns, -specific bit masks for the integer and fractional bits of q, Ap, s combined integer and fractional data bits value, i.e., are applicable to the values returned by Q_GIFABSVAL() and Q_GIFVAL().
Q_GIFRAW() returns q, Ap, s raw masked integer/fractional data bits.
Q_GIFABSVAL() and Q_GIFVAL() return the absolute and real values of q, Ap, s integer/fractional data bits respectively.
Q_SIFVAL() sets q, Ap, s combined integer/fractional data bits to the value ifv, whereas Q_SIFVALS() independently sets q, Ap, s integer and fractional data bits to the separate values iv and fv.
All of those functions operate on the following data types: s8q_t, u8q_t, s16q_t, u16q_t, s32q_t, u32q_t, s64q_t, and u64q_t, which are referred to generically as QTYPE. The ITYPE refers to the stdint(7) integer types.
For more details, see qmath(3).
Q_SIFVAL() and Q_SIFVALS() return the value of q post change.
| Q_IFRAWMASK (3) | July 8, 2018 |
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