9398f35b69
This allows the last (most significant) bit to be set without overflow errors. The error becomes visible after adding the CRTSCTS constant on linux/386: const tcCRTSCTS uint = 0x80000000
66 lines
1.4 KiB
Go
66 lines
1.4 KiB
Go
//
|
|
// Copyright 2014-2016 Cristian Maglie. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
//
|
|
|
|
package serial // import "go.bug.st/serial.v1"
|
|
|
|
import "syscall"
|
|
|
|
const devFolder = "/dev"
|
|
const regexFilter = "^(cu|tty)\\..*"
|
|
|
|
// termios manipulation functions
|
|
|
|
var baudrateMap = map[int]uint{
|
|
0: syscall.B9600, // Default to 9600
|
|
50: syscall.B50,
|
|
75: syscall.B75,
|
|
110: syscall.B110,
|
|
134: syscall.B134,
|
|
150: syscall.B150,
|
|
200: syscall.B200,
|
|
300: syscall.B300,
|
|
600: syscall.B600,
|
|
1200: syscall.B1200,
|
|
1800: syscall.B1800,
|
|
2400: syscall.B2400,
|
|
4800: syscall.B4800,
|
|
9600: syscall.B9600,
|
|
19200: syscall.B19200,
|
|
38400: syscall.B38400,
|
|
57600: syscall.B57600,
|
|
115200: syscall.B115200,
|
|
230400: syscall.B230400,
|
|
460800: syscall.B460800,
|
|
921600: syscall.B921600,
|
|
}
|
|
|
|
var databitsMap = map[int]uint{
|
|
0: syscall.CS8, // Default to 8 bits
|
|
5: syscall.CS5,
|
|
6: syscall.CS6,
|
|
7: syscall.CS7,
|
|
8: syscall.CS8,
|
|
}
|
|
|
|
const tcCMSPAR uint = 0 // may be CMSPAR or PAREXT
|
|
const tcIUCLC uint = 0
|
|
|
|
const tcCCTS_OFLOW uint = 0x00010000
|
|
const tcCRTS_IFLOW uint = 0x00020000
|
|
|
|
const tcCRTSCTS uint = tcCCTS_OFLOW
|
|
|
|
func termiosMask(data uint) uint32 {
|
|
return uint32(data)
|
|
}
|
|
|
|
// syscall wrappers
|
|
|
|
//sys ioctl(fd int, req uint64, data uintptr) (err error)
|
|
|
|
const ioctlTcgetattr = syscall.TIOCGETA
|
|
const ioctlTcsetattr = syscall.TIOCSETA
|