BloombergLP::bdlsb::FixedMemInput::pubseekoff

Set the position indicator to a relative offset in this buffer.

Synopsis

Declared in <bdlsb_fixedmeminput.h>

pos_type
pubseekoff(
    off_type offset,
    std::ios_base::seekdir way,
    std::ios_base::openmode which = bsl::ios_base::in);

Description

Set the position indicator to the relative specified offset from the base position indicated by the specified way and return the resulting absolute position on success or pos_type(-1) on failure. Optionally specify which area of the stream buffer. The seek operation will fail if which does not include the flag bsl::ios_base::in or if the resulting absolute position is less than zero or greater than the value returned by length.

Return Value

resulting absolute position, or pos_type(-1) on failure

Parameters

NameDescription
offsetrelative offset from the base position
waybase position for the seek (beg, cur, or end)
whichareas of the stream buffer; must include in