42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
//
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// Copyright 2014-2023 Cristian Maglie. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//
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package serial
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import "golang.org/x/sys/unix"
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const devFolder = "/dev"
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const regexFilter = "^(cu|tty)\\..*"
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const ioctlTcgetattr = unix.TIOCGETA
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const ioctlTcsetattr = unix.TIOCSETA
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const ioctlTcflsh = unix.TIOCFLUSH
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const ioctlTioccbrk = unix.TIOCCBRK
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const ioctlTiocsbrk = unix.TIOCSBRK
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func setTermSettingsBaudrate(speed int, settings *unix.Termios) (error, bool) {
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baudrate, ok := baudrateMap[speed]
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if !ok {
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return nil, true
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}
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settings.Ispeed = toTermiosSpeedType(baudrate)
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settings.Ospeed = toTermiosSpeedType(baudrate)
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return nil, false
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}
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func (port *unixPort) setSpecialBaudrate(speed uint32) error {
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const kIOSSIOSPEED = 0x80045402
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return unix.IoctlSetPointerInt(port.handle, kIOSSIOSPEED, int(speed))
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}
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func (port *unixPort) ResetInputBuffer() error {
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return unix.IoctlSetPointerInt(port.handle, ioctlTcflsh, unix.TCIFLUSH)
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}
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func (port *unixPort) ResetOutputBuffer() error {
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return unix.IoctlSetPointerInt(port.handle, ioctlTcflsh, unix.TCOFLUSH)
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}
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