Switch implementation to use termios-systopic/use_bindgen

14 files changed, 595 insertions, 1445 deletions

diff --git a/termios/CHANGELOG.md b/termios/CHANGELOG.md
index b15c67f..931201f 100644
--- a/termios/CHANGELOG.md
+++ b/termios/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Change Log
 
+## 0.3.4 (2023-07-14)
+### Changed
+* Added support for any POSIX platform, without needing to to handcraft bindings.
+
 ## 0.3.2 (2020-04-05)
 ### Added
 * ([#22](https://github.com/dcuddeback/termios-rs/pull/22))
diff --git a/termios/Cargo.toml b/termios/Cargo.toml
index bb3ee55..57c8dc3 100644
--- a/termios/Cargo.toml
+++ b/termios/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "termios"
-version = "0.3.3"
+version = "0.3.4"
 authors = ["David Cuddeback <david.cuddeback@gmail.com>"]
 description = "Safe bindings for the termios library."
 license = "MIT"
@@ -12,3 +12,4 @@ keywords = ["termios", "tty", "terminal", "posix"]
 
 [dependencies]
 libc = "0.2"
+termios-sys = { version = "0.1", path = "../termios-sys" }
diff --git a/termios/src/os/android.rs b/termios/src/os/android.rs
index b991579..0b7e7a8 100644
--- a/termios/src/os/android.rs
+++ b/termios/src/os/android.rs
@@ -1,176 +1,75 @@
-#![allow(non_camel_case_types)]
+extern crate termios_sys;
 
-use libc::{c_int,c_uint,c_uchar};
+pub use ::os::common::*;
 
-pub type cc_t = c_uchar;
-pub type speed_t = c_uint;
-pub type tcflag_t = c_uint;
+pub use self::termios_sys::{
+    termios,
+    NCCS,
 
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    c_line: cc_t,
-    pub c_cc: [cc_t; NCCS]
-}
+    // c_cc characters
+    VSWTC,
+    VREPRINT,
+    VDISCARD,
+    VWERASE,
+    VLNEXT,
 
-pub const NCCS: usize = 19;
+    // c_iflag bits
+    IUCLC,
+    IMAXBEL,
+    IUTF8,
 
-// c_cc characters
-pub const VINTR:    usize = 0;
-pub const VQUIT:    usize = 1;
-pub const VERASE:   usize = 2;
-pub const VKILL:    usize = 3;
-pub const VEOF:     usize = 4;
-pub const VTIME:    usize = 5;
-pub const VMIN:     usize = 6;
-pub const VSWTC:    usize = 7;
-pub const VSTART:   usize = 8;
-pub const VSTOP:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VEOL:     usize = 11;
-pub const VREPRINT: usize = 12;
-pub const VDISCARD: usize = 13;
-pub const VWERASE:  usize = 14;
-pub const VLNEXT:   usize = 15;
-pub const VEOL2:    usize = 16;
+    // c_oflag bits
+    OLCUC,
+    OFILL,
+    OFDEL,
+    NLDLY,
+    NL0,
+    NL1,
+    CRDLY,
+    CR0,
+    CR1,
+    CR2,
+    CR3,
+    TABDLY,
+    TAB1,
+    TAB2,
+    TAB3,
+    BSDLY,
+    BS0,
+    BS1,
+    FFDLY,
+    FF0,
+    FF1,
+    VTDLY,
+    VT0,
+    VT1,
+    XTABS,
 
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0o000001;
-pub const BRKINT:  tcflag_t = 0o000002;
-pub const IGNPAR:  tcflag_t = 0o000004;
-pub const PARMRK:  tcflag_t = 0o000010;
-pub const INPCK:   tcflag_t = 0o000020;
-pub const ISTRIP:  tcflag_t = 0o000040;
-pub const INLCR:   tcflag_t = 0o000100;
-pub const IGNCR:   tcflag_t = 0o000200;
-pub const ICRNL:   tcflag_t = 0o000400;
-pub const IUCLC:   tcflag_t = 0o001000;
-pub const IXON:    tcflag_t = 0o002000;
-pub const IXANY:   tcflag_t = 0o004000;
-pub const IXOFF:   tcflag_t = 0o010000;
-pub const IMAXBEL: tcflag_t = 0o020000;
-pub const IUTF8:   tcflag_t = 0o040000;
+    // c_cflag bits
+    CBAUD,
+    CBAUDEX,
+    CIBAUD,
+    CMSPAR,
+    CRTSCTS,
 
-// c_oflag bits
-pub const OPOST:  tcflag_t = 0o000001;
-pub const OLCUC:  tcflag_t = 0o000002;
-pub const ONLCR:  tcflag_t = 0o000004;
-pub const OCRNL:  tcflag_t = 0o000010;
-pub const ONOCR:  tcflag_t = 0o000020;
-pub const ONLRET: tcflag_t = 0o000040;
-pub const OFILL:  tcflag_t = 0o000100;
-pub const OFDEL:  tcflag_t = 0o000200;
-pub const NLDLY:  tcflag_t = 0o000400;
-pub const NL0:    tcflag_t = 0o000000;
-pub const NL1:    tcflag_t = 0o000400;
-pub const CRDLY:  tcflag_t = 0o003000;
-pub const CR0:    tcflag_t = 0o000000;
-pub const CR1:    tcflag_t = 0o001000;
-pub const CR2:    tcflag_t = 0o002000;
-pub const CR3:    tcflag_t = 0o003000;
-pub const TABDLY: tcflag_t = 0o014000;
-pub const TAB0:   tcflag_t = 0o000000;
-pub const TAB1:   tcflag_t = 0o004000;
-pub const TAB2:   tcflag_t = 0o010000;
-pub const TAB3:   tcflag_t = 0o014000;
-pub const BSDLY:  tcflag_t = 0o020000;
-pub const BS0:    tcflag_t = 0o000000;
-pub const BS1:    tcflag_t = 0o020000;
-pub const FFDLY:  tcflag_t = 0o100000;
-pub const FF0:    tcflag_t = 0o000000;
-pub const FF1:    tcflag_t = 0o100000;
-pub const VTDLY:  tcflag_t = 0o040000;
-pub const VT0:    tcflag_t = 0o000000;
-pub const VT1:    tcflag_t = 0o040000;
-pub const XTABS:  tcflag_t = 0o014000;
+    // c_lflag bits
+    XCASE,
+    FLUSHO,
+    PENDIN,
+    EXTPROC,
 
-// c_cflag bits
-pub const CBAUD:    tcflag_t = 0o010017;
-pub const CSIZE:    tcflag_t = 0o000060;
-pub const CS5:      tcflag_t = 0o000000;
-pub const CS6:      tcflag_t = 0o000020;
-pub const CS7:      tcflag_t = 0o000040;
-pub const CS8:      tcflag_t = 0o000060;
-pub const CSTOPB:   tcflag_t = 0o000100;
-pub const CREAD:    tcflag_t = 0o000200;
-pub const PARENB:   tcflag_t = 0o000400;
-pub const PARODD:   tcflag_t = 0o001000;
-pub const HUPCL:    tcflag_t = 0o002000;
-pub const CLOCAL:   tcflag_t = 0o004000;
-pub const CBAUDEX:  tcflag_t = 0o010000;
-pub const CIBAUD:   tcflag_t = 0o02003600000;
-pub const CMSPAR:   tcflag_t = 0o10000000000;
-pub const CRTSCTS:  tcflag_t = 0o20000000000;
-
-// c_lflag bits
-pub const ISIG:    tcflag_t = 0o000001;
-pub const ICANON:  tcflag_t = 0o000002;
-pub const XCASE:   tcflag_t = 0o000004;
-pub const ECHO:    tcflag_t = 0o000010;
-pub const ECHOE:   tcflag_t = 0o000020;
-pub const ECHOK:   tcflag_t = 0o000040;
-pub const ECHONL:  tcflag_t = 0o000100;
-pub const NOFLSH:  tcflag_t = 0o000200;
-pub const TOSTOP:  tcflag_t = 0o000400;
-pub const ECHOCTL: tcflag_t = 0o001000;
-pub const ECHOPRT: tcflag_t = 0o002000;
-pub const ECHOKE:  tcflag_t = 0o004000;
-pub const FLUSHO:  tcflag_t = 0o010000;
-pub const PENDIN:  tcflag_t = 0o040000;
-pub const IEXTEN:  tcflag_t = 0o100000;
-pub const EXTPROC: tcflag_t = 0o200000;
-
-// baud rates
-pub const B0:       speed_t = 0o000000;
-pub const B50:      speed_t = 0o000001;
-pub const B75:      speed_t = 0o000002;
-pub const B110:     speed_t = 0o000003;
-pub const B134:     speed_t = 0o000004;
-pub const B150:     speed_t = 0o000005;
-pub const B200:     speed_t = 0o000006;
-pub const B300:     speed_t = 0o000007;
-pub const B600:     speed_t = 0o000010;
-pub const B1200:    speed_t = 0o000011;
-pub const B1800:    speed_t = 0o000012;
-pub const B2400:    speed_t = 0o000013;
-pub const B4800:    speed_t = 0o000014;
-pub const B9600:    speed_t = 0o000015;
-pub const B19200:   speed_t = 0o000016;
-pub const B38400:   speed_t = 0o000017;
-pub const EXTA:     speed_t = B19200;
-pub const EXTB:     speed_t = B38400;
-pub const B57600:   speed_t = 0o010001;
-pub const B115200:  speed_t = 0o010002;
-pub const B230400:  speed_t = 0o010003;
-pub const B460800:  speed_t = 0o010004;
-pub const B500000:  speed_t = 0o010005;
-pub const B576000:  speed_t = 0o010006;
-pub const B921600:  speed_t = 0o010007;
-pub const B1000000: speed_t = 0o010010;
-pub const B1152000: speed_t = 0o010011;
-pub const B1500000: speed_t = 0o010012;
-pub const B2000000: speed_t = 0o010013;
-pub const B2500000: speed_t = 0o010014;
-pub const B3000000: speed_t = 0o010015;
-pub const B3500000: speed_t = 0o010016;
-pub const B4000000: speed_t = 0o010017;
-
-// tcflow()
-pub const TCOOFF: c_int = 0;
-pub const TCOON:  c_int = 1;
-pub const TCIOFF: c_int = 2;
-pub const TCION:  c_int = 3;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 0;
-pub const TCOFLUSH:  c_int = 1;
-pub const TCIOFLUSH: c_int = 2;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0;
-pub const TCSADRAIN: c_int = 1;
-pub const TCSAFLUSH: c_int = 2;
+    // baud rates
+    EXTA,
+    EXTB,
+    B57600,
+    B115200,
+    B230400,
+    B460800,
+    B576000,
+    B921600,
+    B1000000,
+    B1152000,
+    B2500000,
+    B3500000,
+    B4000000,
+};
diff --git a/termios/src/os/common.rs b/termios/src/os/common.rs
new file mode 100644
index 0000000..4ebf528
--- /dev/null
+++ b/termios/src/os/common.rs
@@ -0,0 +1,30 @@
+extern crate termios_sys;
+
+pub use self::termios_sys::{
+    // types
+    cc_t,speed_t,tcflag_t,
+
+    // c_cc subscripts
+    VEOF,VEOL,VERASE,VINTR,VKILL,VMIN,VQUIT,VSTART,VSTOP,VSUSP,VTIME,
+
+    // input modes
+    BRKINT,ICRNL,IGNBRK,IGNCR,IGNPAR,INLCR,INPCK,ISTRIP,IXANY,IXOFF,IXON,PARMRK,
+
+    // output modes
+    OPOST,ONLCR,OCRNL,ONOCR,ONLRET,
+
+    // baud rate selection
+    B0,B50,B75,B110,B134,B150,B200,B300,B600,B1200,B1800,B2400,B4800,B9600,B19200,B38400,
+
+    // control modes
+    CSIZE,CS5,CS6,CS7,CS8,CSTOPB,CREAD,PARENB,PARODD,HUPCL,CLOCAL,
+
+    // local modes
+    ECHO,ECHOE,ECHOK,ECHONL,ICANON,IEXTEN,ISIG,NOFLSH,TOSTOP,
+
+    // attribute selection
+    TCSANOW,TCSADRAIN,TCSAFLUSH,
+
+    // line control
+    TCIFLUSH,TCIOFLUSH,TCOFLUSH,TCIOFF,TCION,TCOOFF,TCOON,
+};
diff --git a/termios/src/os/dragonfly.rs b/termios/src/os/dragonfly.rs
index ad51ee2..037e9c2 100644
--- a/termios/src/os/dragonfly.rs
+++ b/termios/src/os/dragonfly.rs
@@ -1,151 +1,55 @@
-#![allow(non_camel_case_types)]
-
-use libc::{c_int,c_uint,c_uchar};
-
-pub type cc_t = c_uchar;
-pub type speed_t = c_uint;
-pub type tcflag_t = c_uint;
-
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    pub c_cc: [cc_t; NCCS],
-    c_ispeed: speed_t,
-    c_ospeed: speed_t
-}
-
-pub const NCCS: usize = 20;
-
-// c_cc characters
-pub const VEOF:     usize = 0;
-pub const VEOL:     usize = 1;
-pub const VEOL2:    usize = 2;
-pub const VERASE:   usize = 3;
-pub const VWERASE:  usize = 4;
-pub const VKILL:    usize = 5;
-pub const VREPRINT: usize = 6;
-pub const VERASE2:  usize = 7;
-pub const VINTR:    usize = 8;
-pub const VQUIT:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VDSUSP:   usize = 11;
-pub const VSTART:   usize = 12;
-pub const VSTOP:    usize = 13;
-pub const VLNEXT:   usize = 14;
-pub const VDISCARD: usize = 15;
-pub const VMIN:     usize = 16;
-pub const VTIME:    usize = 17;
-pub const VSTATUS:  usize = 18;
-pub const VCHECKPT: usize = 19;
-
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0x00000001;
-pub const BRKINT:  tcflag_t = 0x00000002;
-pub const IGNPAR:  tcflag_t = 0x00000004;
-pub const PARMRK:  tcflag_t = 0x00000008;
-pub const INPCK:   tcflag_t = 0x00000010;
-pub const ISTRIP:  tcflag_t = 0x00000020;
-pub const INLCR:   tcflag_t = 0x00000040;
-pub const IGNCR:   tcflag_t = 0x00000080;
-pub const ICRNL:   tcflag_t = 0x00000100;
-pub const IXON:    tcflag_t = 0x00000200;
-pub const IXOFF:   tcflag_t = 0x00000400;
-pub const IXANY:   tcflag_t = 0x00000800;
-pub const IMAXBEL: tcflag_t = 0x00002000;
-
-// c_oflag bits
-pub const OPOST:  tcflag_t = 0x00000001;
-pub const ONLCR:  tcflag_t = 0x00000002;
-pub const OXTABS: tcflag_t = 0x00000004;
-pub const ONOEOT: tcflag_t = 0x00000008;
-pub const OCRNL:  tcflag_t = 0x00000010;
-pub const ONOCR:  tcflag_t = 0x00000020;
-pub const ONLRET: tcflag_t = 0x00000040;
-
-// c_cflag bits
-pub const CIGNORE:    tcflag_t = 0x00000001;
-pub const CSIZE:      tcflag_t = 0x00000300;
-pub const CS5:        tcflag_t = 0x00000000;
-pub const CS6:        tcflag_t = 0x00000100;
-pub const CS7:        tcflag_t = 0x00000200;
-pub const CS8:        tcflag_t = 0x00000300;
-pub const CSTOPB:     tcflag_t = 0x00000400;
-pub const CREAD:      tcflag_t = 0x00000800;
-pub const PARENB:     tcflag_t = 0x00001000;
-pub const PARODD:     tcflag_t = 0x00002000;
-pub const HUPCL:      tcflag_t = 0x00004000;
-pub const CLOCAL:     tcflag_t = 0x00008000;
-pub const CCTS_OFLOW: tcflag_t = 0x00010000;
-pub const CRTSCTS:    tcflag_t = CCTS_OFLOW | CRTS_IFLOW;
-pub const CRTS_IFLOW: tcflag_t = 0x00020000;
-pub const CDTR_IFLOW: tcflag_t = 0x00040000;
-pub const CDSR_OFLOW: tcflag_t = 0x00080000;
-pub const CCAR_OFLOW: tcflag_t = 0x00100000;
-pub const MDMBUF:     tcflag_t = 0x00100000;
-
-// c_lflag bits
-pub const ECHOKE:     tcflag_t = 0x00000001;
-pub const ECHOE:      tcflag_t = 0x00000002;
-pub const ECHOK:      tcflag_t = 0x00000004;
-pub const ECHO:       tcflag_t = 0x00000008;
-pub const ECHONL:     tcflag_t = 0x00000010;
-pub const ECHOPRT:    tcflag_t = 0x00000020;
-pub const ECHOCTL:    tcflag_t = 0x00000040;
-pub const ISIG:       tcflag_t = 0x00000080;
-pub const ICANON:     tcflag_t = 0x00000100;
-pub const ALTWERASE:  tcflag_t = 0x00000200;
-pub const IEXTEN:     tcflag_t = 0x00000400;
-pub const EXTPROC:    tcflag_t = 0x00000800;
-pub const TOSTOP:     tcflag_t = 0x00400000;
-pub const FLUSHO:     tcflag_t = 0x00800000;
-pub const NOKERNINFO: tcflag_t = 0x02000000;
-pub const PENDIN:     tcflag_t = 0x20000000;
-pub const NOFLSH:     tcflag_t = 0x80000000;
-
-// baud rates
-pub const B0:      speed_t = 0;
-pub const B50:     speed_t = 50;
-pub const B75:     speed_t = 75;
-pub const B110:    speed_t = 110;
-pub const B134:    speed_t = 134;
-pub const B150:    speed_t = 150;
-pub const B200:    speed_t = 200;
-pub const B300:    speed_t = 300;
-pub const B600:    speed_t = 600;
-pub const B1200:   speed_t = 1200;
-pub const B1800:   speed_t = 1800;
-pub const B2400:   speed_t = 2400;
-pub const B4800:   speed_t = 4800;
-pub const B9600:   speed_t = 9600;
-pub const B19200:  speed_t = 19200;
-pub const B38400:  speed_t = 38400;
-pub const B7200:   speed_t = 7200;
-pub const B14400:  speed_t = 14400;
-pub const B28800:  speed_t = 28800;
-pub const B57600:  speed_t = 57600;
-pub const B76800:  speed_t = 76800;
-pub const B115200: speed_t = 115200;
-pub const B230400: speed_t = 230400;
-pub const EXTA:    speed_t = 19200;
-pub const EXTB:    speed_t = 38400;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0;
-pub const TCSADRAIN: c_int = 1;
-pub const TCSAFLUSH: c_int = 2;
-pub const TCSASOFT:  c_int = 0x10;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 1;
-pub const TCOFLUSH:  c_int = 2;
-pub const TCIOFLUSH: c_int = 3;
-
-// tcflow()
-pub const TCOOFF: c_int = 1;
-pub const TCOON:  c_int = 2;
-pub const TCIOFF: c_int = 3;
-pub const TCION:  c_int = 4;
+extern crate termios_sys;
+
+pub use ::os::common::*;
+
+pub use self::termios_sys::{
+    termios,
+    NCCS,
+
+    // c_cc characters
+    VWERASE,
+    VREPRINT,
+    VDSUSP,
+    VLNEXT,
+    VDISCARD,
+    VSTATUS,
+    VCHECKPT,
+
+    // c_iflag bits
+    IMAXBEL,
+
+    // c_oflag bits
+    OXTABS,
+    ONOEOT,
+
+    // c_cflag bits
+    CIGNORE,
+    CCTS_OFLOW,
+    CRTSCTS,
+    CRTS_IFLOW,
+    CDTR_IFLOW,
+    CDSR_OFLOW,
+    CCAR_OFLOW,
+    MDMBUF,
+
+    // c_lflag bits
+    ALTWERASE,
+    EXTPROC,
+    FLUSHO,
+    NOKERNINFO,
+    PENDIN,
+
+    // baud rates
+    B7200,
+    B14400,
+    B28800,
+    B57600,
+    B76800,
+    B115200,
+    B230400,
+    EXTA,
+    EXTB,
+
+    // tcsetattr()
+    TCSASOFT,
+};
diff --git a/termios/src/os/freebsd.rs b/termios/src/os/freebsd.rs
index 7baa5ce..ceecd18 100644
--- a/termios/src/os/freebsd.rs
+++ b/termios/src/os/freebsd.rs
@@ -1,155 +1,19 @@
-#![allow(non_camel_case_types)]
+extern crate termios_sys;
 
-use libc::{c_int,c_uint,c_uchar};
+pub use ::os::common::*;
 
-pub type cc_t = c_uchar;
-pub type speed_t = c_uint;
-pub type tcflag_t = c_uint;
+pub use self::termios_sys::{
+    termios,
+    NCCS,
 
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    pub c_cc: [cc_t; NCCS],
-    c_ispeed: speed_t,
-    c_ospeed: speed_t
-}
+    // c_cc characters
+    VWERASE,
+    VREPRINT,
+    VDSUSP,
+    VLNEXT,
+    VDISCARD,
+    VSTATUS,
 
-pub const NCCS: usize = 20;
-
-// c_cc characters
-pub const VEOF:     usize = 0;
-pub const VEOL:     usize = 1;
-pub const VEOL2:    usize = 2;
-pub const VERASE:   usize = 3;
-pub const VWERASE:  usize = 4;
-pub const VKILL:    usize = 5;
-pub const VREPRINT: usize = 6;
-pub const VERASE2:  usize = 7;
-pub const VINTR:    usize = 8;
-pub const VQUIT:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VDSUSP:   usize = 11;
-pub const VSTART:   usize = 12;
-pub const VSTOP:    usize = 13;
-pub const VLNEXT:   usize = 14;
-pub const VDISCARD: usize = 15;
-pub const VMIN:     usize = 16;
-pub const VTIME:    usize = 17;
-pub const VSTATUS:  usize = 18;
-
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0x00000001;
-pub const BRKINT:  tcflag_t = 0x00000002;
-pub const IGNPAR:  tcflag_t = 0x00000004;
-pub const PARMRK:  tcflag_t = 0x00000008;
-pub const INPCK:   tcflag_t = 0x00000010;
-pub const ISTRIP:  tcflag_t = 0x00000020;
-pub const INLCR:   tcflag_t = 0x00000040;
-pub const IGNCR:   tcflag_t = 0x00000080;
-pub const ICRNL:   tcflag_t = 0x00000100;
-pub const IXON:    tcflag_t = 0x00000200;
-pub const IXOFF:   tcflag_t = 0x00000400;
-pub const IXANY:   tcflag_t = 0x00000800;
-pub const IMAXBEL: tcflag_t = 0x00002000;
-
-// c_oflag bits
-pub const OPOST:  tcflag_t = 0x00000001;
-pub const ONLCR:  tcflag_t = 0x00000002;
-pub const TABDLY: tcflag_t = 0x00000004;
-pub const TAB0:   tcflag_t = 0x00000000;
-pub const TAB3:   tcflag_t = 0x00000004;
-pub const OXTABS: tcflag_t = TAB3;
-pub const ONOEOT: tcflag_t = 0x00000008;
-pub const OCRNL:  tcflag_t = 0x00000010;
-pub const ONOCR:  tcflag_t = 0x00000020;
-pub const ONLRET: tcflag_t = 0x00000040;
-
-// c_cflag bits
-pub const CIGNORE:    tcflag_t = 0x00000001;
-pub const CSIZE:      tcflag_t = 0x00000300;
-pub const CS5:        tcflag_t = 0x00000000;
-pub const CS6:        tcflag_t = 0x00000100;
-pub const CS7:        tcflag_t = 0x00000200;
-pub const CS8:        tcflag_t = 0x00000300;
-pub const CSTOPB:     tcflag_t = 0x00000400;
-pub const CREAD:      tcflag_t = 0x00000800;
-pub const PARENB:     tcflag_t = 0x00001000;
-pub const PARODD:     tcflag_t = 0x00002000;
-pub const HUPCL:      tcflag_t = 0x00004000;
-pub const CLOCAL:     tcflag_t = 0x00008000;
-pub const CCTS_OFLOW: tcflag_t = 0x00010000;
-pub const CRTSCTS:    tcflag_t = CCTS_OFLOW | CRTS_IFLOW;
-pub const CRTS_IFLOW: tcflag_t = 0x00020000;
-pub const CDTR_IFLOW: tcflag_t = 0x00040000;
-pub const CDSR_OFLOW: tcflag_t = 0x00080000;
-pub const CCAR_OFLOW: tcflag_t = 0x00100000;
-pub const MDMBUF:     tcflag_t = CCAR_OFLOW;
-
-// c_lflag bits
-pub const ECHOKE:     tcflag_t = 0x00000001;
-pub const ECHOE:      tcflag_t = 0x00000002;
-pub const ECHOK:      tcflag_t = 0x00000004;
-pub const ECHO:       tcflag_t = 0x00000008;
-pub const ECHONL:     tcflag_t = 0x00000010;
-pub const ECHOPRT:    tcflag_t = 0x00000020;
-pub const ECHOCTL:    tcflag_t = 0x00000040;
-pub const ISIG:       tcflag_t = 0x00000080;
-pub const ICANON:     tcflag_t = 0x00000100;
-pub const ALTWERASE:  tcflag_t = 0x00000200;
-pub const IEXTEN:     tcflag_t = 0x00000400;
-pub const EXTPROC:    tcflag_t = 0x00000800;
-pub const TOSTOP:     tcflag_t = 0x00400000;
-pub const FLUSHO:     tcflag_t = 0x00800000;
-pub const NOKERNINFO: tcflag_t = 0x02000000;
-pub const PENDIN:     tcflag_t = 0x20000000;
-pub const NOFLSH:     tcflag_t = 0x80000000;
-
-// baud rates
-pub const B0:      speed_t = 0;
-pub const B50:     speed_t = 50;
-pub const B75:     speed_t = 75;
-pub const B110:    speed_t = 110;
-pub const B134:    speed_t = 134;
-pub const B150:    speed_t = 150;
-pub const B200:    speed_t = 200;
-pub const B300:    speed_t = 300;
-pub const B600:    speed_t = 600;
-pub const B1200:   speed_t = 1200;
-pub const B1800:   speed_t = 1800;
-pub const B2400:   speed_t = 2400;
-pub const B4800:   speed_t = 4800;
-pub const B9600:   speed_t = 9600;
-pub const B19200:  speed_t = 19200;
-pub const B38400:  speed_t = 38400;
-pub const B7200:   speed_t = 7200;
-pub const B14400:  speed_t = 14400;
-pub const B28800:  speed_t = 28800;
-pub const B57600:  speed_t = 57600;
-pub const B76800:  speed_t = 76800;
-pub const B115200: speed_t = 115200;
-pub const B230400: speed_t = 230400;
-pub const B460800: speed_t = 460800;
-pub const B921600: speed_t = 921600;
-pub const EXTA:    speed_t = 19200;
-pub const EXTB:    speed_t = 38400;
-
-// tcflow()
-pub const TCOOFF: c_int = 1;
-pub const TCOON:  c_int = 2;
-pub const TCIOFF: c_int = 3;
-pub const TCION:  c_int = 4;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 1;
-pub const TCOFLUSH:  c_int = 2;
-pub const TCIOFLUSH: c_int = 3;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0;
-pub const TCSADRAIN: c_int = 1;
-pub const TCSAFLUSH: c_int = 2;
-pub const TCSASOFT:  c_int = 0x10;
+    // tcsetattr()
+    TCSASOFT,
+};
diff --git a/termios/src/os/illumos.rs b/termios/src/os/illumos.rs
index eca1686..76fbb6d 100644
--- a/termios/src/os/illumos.rs
+++ b/termios/src/os/illumos.rs
@@ -1,179 +1,81 @@
-#![allow(non_camel_case_types)]
+extern crate termios_sys;
 
-use libc::{c_int,c_uint,c_uchar};
+pub use ::os::common::*;
 
-pub type cc_t = c_uchar;
-pub type speed_t = c_uint;
-pub type tcflag_t = c_uint;
+pub use self::termios_sys::{
+    termios,
+    NCCS,
 
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    pub c_cc: [cc_t; NCCS]
-}
+    // c_cc characters
+    VSWTCH,
+    VDSUSP,
+    VREPRINT,
+    VDISCARD,
+    VWERASE,
+    VLNEXT,
+    VSTATUS,
 
-pub const NCCS: usize = 19;
+    // c_iflag bits
+    IUCLC,
+    IMAXBEL,
+    DOSMODE,
 
-// c_cc characters
-pub const VINTR:    usize = 0;
-pub const VQUIT:    usize = 1;
-pub const VERASE:   usize = 2;
-pub const VKILL:    usize = 3;
-pub const VEOF:     usize = 4;
-pub const VEOL:     usize = 5;
-pub const VEOL2:    usize = 6;
-pub const VMIN:     usize = 4;
-pub const VTIME:    usize = 5;
-pub const VSWTCH:   usize = 7;
-pub const VSTART:   usize = 8;
-pub const VSTOP:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VDSUSP:   usize = 11;
-pub const VREPRINT: usize = 12;
-pub const VDISCARD: usize = 13;
-pub const VWERASE:  usize = 14;
-pub const VLNEXT:   usize = 15;
-pub const VSTATUS:  usize = 16;
-pub const VERASE2:  usize = 17;
+    // c_oflag bits
+    OLCUC,
+    OFILL,
+    OFDEL,
+    NLDLY,
+    NL0,
+    NL1,
+    CRDLY,
+    CR0,
+    CR1,
+    CR2,
+    CR3,
+    TABDLY,
+    TAB1,
+    TAB2,
+    TAB3,
+    XTABS,
+    BSDLY,
+    BS0,
+    BS1,
+    VTDLY,
+    VT0,
+    VT1,
+    FFDLY,
+    FF0,
+    FF1,
+    PAGEOUT,
+    WRAP,
 
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0o000001;
-pub const BRKINT:  tcflag_t = 0o000002;
-pub const IGNPAR:  tcflag_t = 0o000004;
-pub const PARMRK:  tcflag_t = 0o000010;
-pub const INPCK:   tcflag_t = 0o000020;
-pub const ISTRIP:  tcflag_t = 0o000040;
-pub const INLCR:   tcflag_t = 0o000100;
-pub const IGNCR:   tcflag_t = 0o000200;
-pub const ICRNL:   tcflag_t = 0o000400;
-pub const IUCLC:   tcflag_t = 0o001000;
-pub const IXON:    tcflag_t = 0o002000;
-pub const IXANY:   tcflag_t = 0o004000;
-pub const IXOFF:   tcflag_t = 0o010000;
-pub const IMAXBEL: tcflag_t = 0o020000;
-pub const DOSMODE: tcflag_t = 0o100000;
+    // c_cflag bits
+    CBAUD,
+    RCV1EN,
+    XMT1EN,
+    LOBLK,
+    XCLUDE,
+    CRTSXOFF,
+    CRTSCTS,
+    CIBAUD,
+    PAREXT,
+    CBAUDEXT,
+    CIBAUDEXT,
 
-// c_oflag bits
-pub const OPOST:   tcflag_t = 0o000001;
-pub const OLCUC:   tcflag_t = 0o000002;
-pub const ONLCR:   tcflag_t = 0o000004;
-pub const OCRNL:   tcflag_t = 0o000010;
-pub const ONOCR:   tcflag_t = 0o000020;
-pub const ONLRET:  tcflag_t = 0o000040;
-pub const OFILL:   tcflag_t = 0o000100;
-pub const OFDEL:   tcflag_t = 0o000200;
-pub const NLDLY:   tcflag_t = 0o000400;
-pub const NL0:     tcflag_t = 0o000000;
-pub const NL1:     tcflag_t = 0o000400;
-pub const CRDLY:   tcflag_t = 0o003000;
-pub const CR0:     tcflag_t = 0o000000;
-pub const CR1:     tcflag_t = 0o001000;
-pub const CR2:     tcflag_t = 0o002000;
-pub const CR3:     tcflag_t = 0o003000;
-pub const TABDLY:  tcflag_t = 0o014000;
-pub const TAB0:    tcflag_t = 0o000000;
-pub const TAB1:    tcflag_t = 0o004000;
-pub const TAB2:    tcflag_t = 0o010000;
-pub const TAB3:    tcflag_t = 0o014000;
-pub const XTABS:   tcflag_t = 0o014000;
-pub const BSDLY:   tcflag_t = 0o020000;
-pub const BS0:     tcflag_t = 0o000000;
-pub const BS1:     tcflag_t = 0o020000;
-pub const VTDLY:   tcflag_t = 0o040000;
-pub const VT0:     tcflag_t = 0o000000;
-pub const VT1:     tcflag_t = 0o040000;
-pub const FFDLY:   tcflag_t = 0o100000;
-pub const FF0:     tcflag_t = 0o000000;
-pub const FF1:     tcflag_t = 0o100000;
-pub const PAGEOUT: tcflag_t = 0o200000;
-pub const WRAP:    tcflag_t = 0o400000;
+    // c_lflag bits
+    XCASE,
+    FLUSHO,
+    PENDIN,
 
-// c_cflag bits
-pub const CBAUD:     tcflag_t = 0o000017;
-pub const CSIZE:     tcflag_t = 0o000060;
-pub const CS5:       tcflag_t = 0o000000;
-pub const CS6:       tcflag_t = 0o000020;
-pub const CS7:       tcflag_t = 0o000040;
-pub const CS8:       tcflag_t = 0o000060;
-pub const CSTOPB:    tcflag_t = 0o000100;
-pub const CREAD:     tcflag_t = 0o000200;
-pub const PARENB:    tcflag_t = 0o000400;
-pub const PARODD:    tcflag_t = 0o001000;
-pub const HUPCL:     tcflag_t = 0o002000;
-pub const CLOCAL:    tcflag_t = 0o004000;
-pub const RCV1EN:    tcflag_t = 0o010000;
-pub const XMT1EN:    tcflag_t = 0o020000;
-pub const LOBLK:     tcflag_t = 0o040000;
-pub const XCLUDE:    tcflag_t = 0o100000;
-pub const CRTSXOFF:  tcflag_t = 0o10000000000;
-pub const CRTSCTS:   tcflag_t = 0o20000000000;
-pub const CIBAUD:    tcflag_t = 0o3600000;
-pub const PAREXT:    tcflag_t = 0o4000000;
-pub const CBAUDEXT:  tcflag_t = 0o10000000;
-pub const CIBAUDEXT: tcflag_t = 0o20000000;
-
-// c_lflag bits
-pub const ISIG:    tcflag_t = 0o000001;
-pub const ICANON:  tcflag_t = 0o000002;
-pub const XCASE:   tcflag_t = 0o000004;
-pub const ECHO:    tcflag_t = 0o000010;
-pub const ECHOE:   tcflag_t = 0o000020;
-pub const ECHOK:   tcflag_t = 0o000040;
-pub const ECHONL:  tcflag_t = 0o000100;
-pub const NOFLSH:  tcflag_t = 0o000200;
-pub const TOSTOP:  tcflag_t = 0o000400;
-pub const ECHOCTL: tcflag_t = 0o001000;
-pub const ECHOPRT: tcflag_t = 0o002000;
-pub const ECHOKE:  tcflag_t = 0o004000;
-pub const DEFECHO: tcflag_t = 0o010000;
-pub const FLUSHO:  tcflag_t = 0o020000;
-pub const PENDIN:  tcflag_t = 0o040000;
-pub const IEXTEN:  tcflag_t = 0o100000;
-
-// baud rates
-pub const B0:      speed_t = 0;
-pub const B50:     speed_t = 1;
-pub const B75:     speed_t = 2;
-pub const B110:    speed_t = 3;
-pub const B134:    speed_t = 4;
-pub const B150:    speed_t = 5;
-pub const B200:    speed_t = 6;
-pub const B300:    speed_t = 7;
-pub const B600:    speed_t = 8;
-pub const B1200:   speed_t = 9;
-pub const B1800:   speed_t = 10;
-pub const B2400:   speed_t = 11;
-pub const B4800:   speed_t = 12;
-pub const B9600:   speed_t = 13;
-pub const B19200:  speed_t = 14;
-pub const B38400:  speed_t = 15;
-pub const EXTA:    speed_t = B19200;
-pub const EXTB:    speed_t = B38400;
-pub const B57600:  speed_t = 16;
-pub const B76800:  speed_t = 17;
-pub const B115200: speed_t = 18;
-pub const B153600: speed_t = 19;
-pub const B230400: speed_t = 20;
-pub const B307200: speed_t = 21;
-pub const B460800: speed_t = 22;
-pub const B921600: speed_t = 23;
-
-// tcflow()
-pub const TCOOFF: c_int = 0;
-pub const TCOON:  c_int = 1;
-pub const TCIOFF: c_int = 2;
-pub const TCION:  c_int = 3;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 0;
-pub const TCOFLUSH:  c_int = 1;
-pub const TCIOFLUSH: c_int = 2;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0x540E;
-pub const TCSADRAIN: c_int = 0x540F;
-pub const TCSAFLUSH: c_int = 0x5410;
+    // baud rates
+    EXTA,
+    EXTB,
+    B57600,
+    B76800,
+    B115200,
+    B153600,
+    B230400,
+    B307200,
+    B460800,
+    B921600,
+};
diff --git a/termios/src/os/linux.rs b/termios/src/os/linux.rs
index c4d91c4..b4df353 100644
--- a/termios/src/os/linux.rs
+++ b/termios/src/os/linux.rs
@@ -1,178 +1,84 @@
-#![allow(non_camel_case_types)]
+extern crate termios_sys;
 
-use libc::{c_int,c_uint,c_uchar};
+pub use ::os::common::*;
 
-pub type cc_t = c_uchar;
-pub type speed_t = c_uint;
-pub type tcflag_t = c_uint;
+pub use self::termios_sys::{
+    termios,
+    NCCS,
 
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    c_line: cc_t,
-    pub c_cc: [cc_t; NCCS],
-    c_ispeed: speed_t,
-    c_ospeed: speed_t
-}
+    // c_cc characters
+    VSWTC,
+    VREPRINT,
+    VDISCARD,
+    VWERASE,
+    VLNEXT,
+    VEOL2,
 
-pub const NCCS: usize = 32;
+    // c_iflag bits
+    IUCLC,
+    IMAXBEL,
+    IUTF8,
 
-// c_cc characters
-pub const VINTR:    usize = 0;
-pub const VQUIT:    usize = 1;
-pub const VERASE:   usize = 2;
-pub const VKILL:    usize = 3;
-pub const VEOF:     usize = 4;
-pub const VTIME:    usize = 5;
-pub const VMIN:     usize = 6;
-pub const VSWTC:    usize = 7;
-pub const VSTART:   usize = 8;
-pub const VSTOP:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VEOL:     usize = 11;
-pub const VREPRINT: usize = 12;
-pub const VDISCARD: usize = 13;
-pub const VWERASE:  usize = 14;
-pub const VLNEXT:   usize = 15;
-pub const VEOL2:    usize = 16;
+    // c_oflag bits
+    OLCUC,
+    OFILL,
+    OFDEL,
+    NLDLY,
+    NL0,
+    NL1,
+    CRDLY,
+    CR0,
+    CR1,
+    CR2,
+    CR3,
+    TABDLY,
+    TAB0,
+    TAB1,
+    TAB2,
+    TAB3,
+    BSDLY,
+    BS0,
+    BS1,
+    FFDLY,
+    FF0,
+    FF1,
+    VTDLY,
+    VT0,
+    VT1,
+    XTABS,
 
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0o000001;
-pub const BRKINT:  tcflag_t = 0o000002;
-pub const IGNPAR:  tcflag_t = 0o000004;
-pub const PARMRK:  tcflag_t = 0o000010;
-pub const INPCK:   tcflag_t = 0o000020;
-pub const ISTRIP:  tcflag_t = 0o000040;
-pub const INLCR:   tcflag_t = 0o000100;
-pub const IGNCR:   tcflag_t = 0o000200;
-pub const ICRNL:   tcflag_t = 0o000400;
-pub const IUCLC:   tcflag_t = 0o001000;
-pub const IXON:    tcflag_t = 0o002000;
-pub const IXANY:   tcflag_t = 0o004000;
-pub const IXOFF:   tcflag_t = 0o010000;
-pub const IMAXBEL: tcflag_t = 0o020000;
-pub const IUTF8:   tcflag_t = 0o040000;
+    // c_cflag bits
+    CBAUD,
+    CBAUDEX,
+    CIBAUD,
+    CMSPAR,
+    CRTSCTS,
 
-// c_oflag bits
-pub const OPOST:  tcflag_t = 0o000001;
-pub const OLCUC:  tcflag_t = 0o000002;
-pub const ONLCR:  tcflag_t = 0o000004;
-pub const OCRNL:  tcflag_t = 0o000010;
-pub const ONOCR:  tcflag_t = 0o000020;
-pub const ONLRET: tcflag_t = 0o000040;
-pub const OFILL:  tcflag_t = 0o000100;
-pub const OFDEL:  tcflag_t = 0o000200;
-pub const NLDLY:  tcflag_t = 0o000400;
-pub const NL0:    tcflag_t = 0o000000;
-pub const NL1:    tcflag_t = 0o000400;
-pub const CRDLY:  tcflag_t = 0o003000;
-pub const CR0:    tcflag_t = 0o000000;
-pub const CR1:    tcflag_t = 0o001000;
-pub const CR2:    tcflag_t = 0o002000;
-pub const CR3:    tcflag_t = 0o003000;
-pub const TABDLY: tcflag_t = 0o014000;
-pub const TAB0:   tcflag_t = 0o000000;
-pub const TAB1:   tcflag_t = 0o004000;
-pub const TAB2:   tcflag_t = 0o010000;
-pub const TAB3:   tcflag_t = 0o014000;
-pub const BSDLY:  tcflag_t = 0o020000;
-pub const BS0:    tcflag_t = 0o000000;
-pub const BS1:    tcflag_t = 0o020000;
-pub const FFDLY:  tcflag_t = 0o100000;
-pub const FF0:    tcflag_t = 0o000000;
-pub const FF1:    tcflag_t = 0o100000;
-pub const VTDLY:  tcflag_t = 0o040000;
-pub const VT0:    tcflag_t = 0o000000;
-pub const VT1:    tcflag_t = 0o040000;
-pub const XTABS:  tcflag_t = 0o014000;
+    // c_lflag bits
+    XCASE,
+    ECHOCTL,
+    ECHOPRT,
+    ECHOKE,
+    FLUSHO,
+    PENDIN,
+    EXTPROC,
 
-// c_cflag bits
-pub const CBAUD:    tcflag_t = 0o010017;
-pub const CSIZE:    tcflag_t = 0o000060;
-pub const CS5:      tcflag_t = 0o000000;
-pub const CS6:      tcflag_t = 0o000020;
-pub const CS7:      tcflag_t = 0o000040;
-pub const CS8:      tcflag_t = 0o000060;
-pub const CSTOPB:   tcflag_t = 0o000100;
-pub const CREAD:    tcflag_t = 0o000200;
-pub const PARENB:   tcflag_t = 0o000400;
-pub const PARODD:   tcflag_t = 0o001000;
-pub const HUPCL:    tcflag_t = 0o002000;
-pub const CLOCAL:   tcflag_t = 0o004000;
-pub const CBAUDEX:  tcflag_t = 0o010000;
-pub const CIBAUD:   tcflag_t = 0o02003600000;
-pub const CMSPAR:   tcflag_t = 0o10000000000;
-pub const CRTSCTS:  tcflag_t = 0o20000000000;
-
-// c_lflag bits
-pub const ISIG:    tcflag_t = 0o000001;
-pub const ICANON:  tcflag_t = 0o000002;
-pub const XCASE:   tcflag_t = 0o000004;
-pub const ECHO:    tcflag_t = 0o000010;
-pub const ECHOE:   tcflag_t = 0o000020;
-pub const ECHOK:   tcflag_t = 0o000040;
-pub const ECHONL:  tcflag_t = 0o000100;
-pub const NOFLSH:  tcflag_t = 0o000200;
-pub const TOSTOP:  tcflag_t = 0o000400;
-pub const ECHOCTL: tcflag_t = 0o001000;
-pub const ECHOPRT: tcflag_t = 0o002000;
-pub const ECHOKE:  tcflag_t = 0o004000;
-pub const FLUSHO:  tcflag_t = 0o010000;
-pub const PENDIN:  tcflag_t = 0o040000;
-pub const IEXTEN:  tcflag_t = 0o100000;
-pub const EXTPROC: tcflag_t = 0o200000;
-
-// baud rates
-pub const B0:       speed_t = 0o000000;
-pub const B50:      speed_t = 0o000001;
-pub const B75:      speed_t = 0o000002;
-pub const B110:     speed_t = 0o000003;
-pub const B134:     speed_t = 0o000004;
-pub const B150:     speed_t = 0o000005;
-pub const B200:     speed_t = 0o000006;
-pub const B300:     speed_t = 0o000007;
-pub const B600:     speed_t = 0o000010;
-pub const B1200:    speed_t = 0o000011;
-pub const B1800:    speed_t = 0o000012;
-pub const B2400:    speed_t = 0o000013;
-pub const B4800:    speed_t = 0o000014;
-pub const B9600:    speed_t = 0o000015;
-pub const B19200:   speed_t = 0o000016;
-pub const B38400:   speed_t = 0o000017;
-pub const EXTA:     speed_t = B19200;
-pub const EXTB:     speed_t = B38400;
-pub const B57600:   speed_t = 0o010001;
-pub const B115200:  speed_t = 0o010002;
-pub const B230400:  speed_t = 0o010003;
-pub const B460800:  speed_t = 0o010004;
-pub const B500000:  speed_t = 0o010005;
-pub const B576000:  speed_t = 0o010006;
-pub const B921600:  speed_t = 0o010007;
-pub const B1000000: speed_t = 0o010010;
-pub const B1152000: speed_t = 0o010011;
-pub const B1500000: speed_t = 0o010012;
-pub const B2000000: speed_t = 0o010013;
-pub const B2500000: speed_t = 0o010014;
-pub const B3000000: speed_t = 0o010015;
-pub const B3500000: speed_t = 0o010016;
-pub const B4000000: speed_t = 0o010017;
-
-// tcflow()
-pub const TCOOFF: c_int = 0;
-pub const TCOON:  c_int = 1;
-pub const TCIOFF: c_int = 2;
-pub const TCION:  c_int = 3;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 0;
-pub const TCOFLUSH:  c_int = 1;
-pub const TCIOFLUSH: c_int = 2;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0;
-pub const TCSADRAIN: c_int = 1;
-pub const TCSAFLUSH: c_int = 2;
+    // baud rates
+    EXTA,
+    EXTB,
+    B57600,
+    B115200,
+    B230400,
+    B460800,
+    B500000,
+    B576000,
+    B921600,
+    B1000000,
+    B1152000,
+    B1500000,
+    B2000000,
+    B2500000,
+    B3000000,
+    B3500000,
+    B4000000,
+};
diff --git a/termios/src/os/macos.rs b/termios/src/os/macos.rs
index a00c978..1d088b4 100644
--- a/termios/src/os/macos.rs
+++ b/termios/src/os/macos.rs
@@ -1,176 +1,79 @@
-#![allow(non_camel_case_types)]
+extern crate termios_sys;
 
-use libc::{c_int,c_uchar,c_ulong};
+pub use ::os::common::*;
 
-pub type tcflag_t = c_ulong;
-pub type cc_t = c_uchar;
-pub type speed_t = c_ulong;
+pub use self::termios_sys::{
+    NCCS,
 
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    pub c_cc: [cc_t; NCCS],
-    c_ispeed: speed_t,
-    c_ospeed: speed_t
-}
+    // c_cc characters
+    VWERASE,
+    VREPRINT,
+    VDSUSP,
+    VLNEXT,
+    VDISCARD,
+    VSTATUS,
 
-pub const NCCS: usize = 20;
+    // c_iflag bits
+    IMAXBEL,
+    IUTF8,
 
-// c_cc characters
-pub const VEOF:     usize = 0;
-pub const VEOL:     usize = 1;
-pub const VEOL2:    usize = 2;
-pub const VERASE:   usize = 3;
-pub const VWERASE:  usize = 4;
-pub const VKILL:    usize = 5;
-pub const VREPRINT: usize = 6;
-pub const VINTR:    usize = 8;
-pub const VQUIT:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VDSUSP:   usize = 11;
-pub const VSTART:   usize = 12;
-pub const VSTOP:    usize = 13;
-pub const VLNEXT:   usize = 14;
-pub const VDISCARD: usize = 15;
-pub const VMIN:     usize = 16;
-pub const VTIME:    usize = 17;
-pub const VSTATUS:  usize = 18;
+    // c_oflag bits
+    OXTABS,
+    ONOEOT,
+    OFILL,
+    NLDLY,
+    TABDLY,
+    CRDLY,
+    FFDLY,
+    BSDLY,
+    VTDLY,
+    OFDEL,
+    NL0,
+    NL1,
+    NL2,
+    NL3,
+    TAB1,
+    TAB2,
+    TAB3,
+    CR0,
+    CR1,
+    CR2,
+    CR3,
+    FF0,
+    FF1,
+    BS0,
+    BS1,
+    VT0,
+    VT1,
 
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0x00000001;
-pub const BRKINT:  tcflag_t = 0x00000002;
-pub const IGNPAR:  tcflag_t = 0x00000004;
-pub const PARMRK:  tcflag_t = 0x00000008;
-pub const INPCK:   tcflag_t = 0x00000010;
-pub const ISTRIP:  tcflag_t = 0x00000020;
-pub const INLCR:   tcflag_t = 0x00000040;
-pub const IGNCR:   tcflag_t = 0x00000080;
-pub const ICRNL:   tcflag_t = 0x00000100;
-pub const IXON:    tcflag_t = 0x00000200;
-pub const IXOFF:   tcflag_t = 0x00000400;
-pub const IXANY:   tcflag_t = 0x00000800;
-pub const IMAXBEL: tcflag_t = 0x00002000;
-pub const IUTF8:   tcflag_t = 0x00004000;
+    // c_cflag bits
+    CIGNORE,
+    CCTS_OFLOW,
+    CRTSCTS,
+    CRTS_IFLOW,
+    CDTR_IFLOW,
+    CDSR_OFLOW,
+    CCAR_OFLOW,
+    MDMBUF,
 
-// c_oflag bits
-pub const OPOST:  tcflag_t = 0x00000001;
-pub const ONLCR:  tcflag_t = 0x00000002;
-pub const OXTABS: tcflag_t = 0x00000004;
-pub const ONOEOT: tcflag_t = 0x00000008;
-pub const OCRNL:  tcflag_t = 0x00000010;
-pub const ONOCR:  tcflag_t = 0x00000020;
-pub const ONLRET: tcflag_t = 0x00000040;
-pub const OFILL:  tcflag_t = 0x00000080;
-pub const NLDLY:  tcflag_t = 0x00000300;
-pub const TABDLY: tcflag_t = 0x00000c04;
-pub const CRDLY:  tcflag_t = 0x00003000;
-pub const FFDLY:  tcflag_t = 0x00004000;
-pub const BSDLY:  tcflag_t = 0x00008000;
-pub const VTDLY:  tcflag_t = 0x00010000;
-pub const OFDEL:  tcflag_t = 0x00020000;
-pub const NL0:    tcflag_t = 0x00000000;
-pub const NL1:    tcflag_t = 0x00000100;
-pub const NL2:    tcflag_t = 0x00000200;
-pub const NL3:    tcflag_t = 0x00000300;
-pub const TAB0:   tcflag_t = 0x00000000;
-pub const TAB1:   tcflag_t = 0x00000400;
-pub const TAB2:   tcflag_t = 0x00000800;
-pub const TAB3:   tcflag_t = 0x00000004;
-pub const CR0:    tcflag_t = 0x00000000;
-pub const CR1:    tcflag_t = 0x00001000;
-pub const CR2:    tcflag_t = 0x00002000;
-pub const CR3:    tcflag_t = 0x00003000;
-pub const FF0:    tcflag_t = 0x00000000;
-pub const FF1:    tcflag_t = 0x00004000;
-pub const BS0:    tcflag_t = 0x00000000;
-pub const BS1:    tcflag_t = 0x00008000;
-pub const VT0:    tcflag_t = 0x00000000;
-pub const VT1:    tcflag_t = 0x00010000;
+    // c_lflag bits
+    ALTWERASE,
+    EXTPROC,
+    FLUSHO,
+    NOKERNINFO,
+    PENDIN,
 
-// c_cflag bits
-pub const CIGNORE:    tcflag_t = 0x00000001;
-pub const CSIZE:      tcflag_t = 0x00000300;
-pub const CS5:        tcflag_t = 0x00000000;
-pub const CS6:        tcflag_t = 0x00000100;
-pub const CS7:        tcflag_t = 0x00000200;
-pub const CS8:        tcflag_t = 0x00000300;
-pub const CSTOPB:     tcflag_t = 0x00000400;
-pub const CREAD:      tcflag_t = 0x00000800;
-pub const PARENB:     tcflag_t = 0x00001000;
-pub const PARODD:     tcflag_t = 0x00002000;
-pub const HUPCL:      tcflag_t = 0x00004000;
-pub const CLOCAL:     tcflag_t = 0x00008000;
-pub const CCTS_OFLOW: tcflag_t = 0x00010000;
-pub const CRTSCTS:    tcflag_t = CCTS_OFLOW | CRTS_IFLOW;
-pub const CRTS_IFLOW: tcflag_t = 0x00020000;
-pub const CDTR_IFLOW: tcflag_t = 0x00040000;
-pub const CDSR_OFLOW: tcflag_t = 0x00080000;
-pub const CCAR_OFLOW: tcflag_t = 0x00100000;
-pub const MDMBUF:     tcflag_t = 0x00100000;
+    // baud speeds
+    B7200,
+    B14400,
+    B28800,
+    B57600,
+    B76800,
+    B115200,
+    B230400,
+    EXTA,
+    EXTB,
 
-// c_lflag bits
-pub const ECHOKE:     tcflag_t = 0x00000001;
-pub const ECHOE:      tcflag_t = 0x00000002;
-pub const ECHOK:      tcflag_t = 0x00000004;
-pub const ECHO:       tcflag_t = 0x00000008;
-pub const ECHONL:     tcflag_t = 0x00000010;
-pub const ECHOPRT:    tcflag_t = 0x00000020;
-pub const ECHOCTL:    tcflag_t = 0x00000040;
-pub const ISIG:       tcflag_t = 0x00000080;
-pub const ICANON:     tcflag_t = 0x00000100;
-pub const ALTWERASE:  tcflag_t = 0x00000200;
-pub const IEXTEN:     tcflag_t = 0x00000400;
-pub const EXTPROC:    tcflag_t = 0x00000800;
-pub const TOSTOP:     tcflag_t = 0x00400000;
-pub const FLUSHO:     tcflag_t = 0x00800000;
-pub const NOKERNINFO: tcflag_t = 0x02000000;
-pub const PENDIN:     tcflag_t = 0x20000000;
-pub const NOFLSH:     tcflag_t = 0x80000000;
-
-// baud speeds
-pub const B0:      speed_t = 0;
-pub const B50:     speed_t = 50;
-pub const B75:     speed_t = 75;
-pub const B110:    speed_t = 110;
-pub const B134:    speed_t = 134;
-pub const B150:    speed_t = 150;
-pub const B200:    speed_t = 200;
-pub const B300:    speed_t = 300;
-pub const B600:    speed_t = 600;
-pub const B1200:   speed_t = 1200;
-pub const B1800:   speed_t = 1800;
-pub const B2400:   speed_t = 2400;
-pub const B4800:   speed_t = 4800;
-pub const B9600:   speed_t = 9600;
-pub const B19200:  speed_t = 19200;
-pub const B38400:  speed_t = 38400;
-pub const B7200:   speed_t = 7200;
-pub const B14400:  speed_t = 14400;
-pub const B28800:  speed_t = 28800;
-pub const B57600:  speed_t = 57600;
-pub const B76800:  speed_t = 76800;
-pub const B115200: speed_t = 115200;
-pub const B230400: speed_t = 230400;
-pub const EXTA:    speed_t = 19200;
-pub const EXTB:    speed_t = 38400;
-
-// tcflow()
-pub const TCOOFF:    c_int = 1;
-pub const TCOON:     c_int = 2;
-pub const TCIOFF:    c_int = 3;
-pub const TCION:     c_int = 4;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 1;
-pub const TCOFLUSH:  c_int = 2;
-pub const TCIOFLUSH: c_int = 3;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0;
-pub const TCSADRAIN: c_int = 1;
-pub const TCSAFLUSH: c_int = 2;
-pub const TCSASOFT:  c_int = 0x10;
+    // tcsetattr()
+    TCSASOFT,
+};
diff --git a/termios/src/os/mod.rs b/termios/src/os/mod.rs
index 7ac120f..e00aab1 100644
--- a/termios/src/os/mod.rs
+++ b/termios/src/os/mod.rs
@@ -1,5 +1,7 @@
 //! OS-specific definitions.
 
+mod common;
+
 #[cfg(target_os = "linux")] pub use self::linux as target;
 #[cfg(target_os = "android")] pub use self::android as target;
 #[cfg(target_os = "macos")] pub use self::macos as target;
@@ -19,3 +21,23 @@
 #[cfg(target_os = "dragonfly")] pub mod dragonfly;
 #[cfg(target_os = "solaris")] pub mod solaris;
 #[cfg(target_os = "illumos")] pub mod illumos;
+
+#[cfg(not(any(target_os = "android",
+              target_os = "dragonfly",
+              target_os = "freebsd",
+              target_os = "illumos",
+              target_os = "linux",
+              target_os = "macos",
+              target_os = "openbsd",
+              target_os = "solaris")))]
+pub mod unknown;
+
+#[cfg(not(any(target_os = "android",
+              target_os = "dragonfly",
+              target_os = "freebsd",
+              target_os = "illumos",
+              target_os = "linux",
+              target_os = "macos",
+              target_os = "openbsd",
+              target_os = "solaris")))]
+pub use self::unknown as target;
diff --git a/termios/src/os/netbsd.rs b/termios/src/os/netbsd.rs
index d62b654..069f381 100644
--- a/termios/src/os/netbsd.rs
+++ b/termios/src/os/netbsd.rs
@@ -1,149 +1,54 @@
-#![allow(non_camel_case_types)]
-
-use libc::{c_int,c_uint,c_uchar};
-
-pub type cc_t = c_uchar;
-pub type speed_t = c_uint;
-pub type tcflag_t = c_uint;
-
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    pub c_cc: [cc_t; NCCS],
-    c_ispeed: c_int,
-    c_ospeed: c_int
-}
-
-pub const NCCS: usize = 20;
-
-// c_cc characters
-pub const VEOF:     usize = 0;
-pub const VEOL:     usize = 1;
-pub const VEOL2:    usize = 2;
-pub const VERASE:   usize = 3;
-pub const VWERASE:  usize = 4;
-pub const VKILL:    usize = 5;
-pub const VREPRINT: usize = 6;
-pub const VINTR:    usize = 8;
-pub const VQUIT:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VSTART:   usize = 12;
-pub const VSTOP:    usize = 13;
-pub const VLNEXT:   usize = 14;
-pub const VDISCARD: usize = 15;
-pub const VMIN:     usize = 16;
-pub const VTIME:    usize = 17;
-pub const VSTATUS:  usize = 18;
-
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0x00000001;
-pub const BRKINT:  tcflag_t = 0x00000002;
-pub const IGNPAR:  tcflag_t = 0x00000004;
-pub const PARMRK:  tcflag_t = 0x00000008;
-pub const INPCK:   tcflag_t = 0x00000010;
-pub const ISTRIP:  tcflag_t = 0x00000020;
-pub const INLCR:   tcflag_t = 0x00000040;
-pub const IGNCR:   tcflag_t = 0x00000080;
-pub const ICRNL:   tcflag_t = 0x00000100;
-pub const IXON:    tcflag_t = 0x00000200;
-pub const IXOFF:   tcflag_t = 0x00000400;
-pub const IXANY:   tcflag_t = 0x00000800;
-pub const IMAXBEL: tcflag_t = 0x00002000;
-
-// c_oflag bits
-pub const OPOST:  tcflag_t = 0x00000001;
-pub const ONLCR:  tcflag_t = 0x00000002;
-pub const OXTABS: tcflag_t = 0x00000004;
-pub const ONOEOT: tcflag_t = 0x00000008;
-pub const OCRNL:  tcflag_t = 0x00000010;
-pub const ONOCR:  tcflag_t = 0x00000020;
-pub const ONLRET: tcflag_t = 0x00000040;
-
-// c_cflag bits
-pub const CIGNORE:    tcflag_t = 0x00000001;
-pub const CSIZE:      tcflag_t = 0x00000300;
-pub const CS5:        tcflag_t = 0x00000000;
-pub const CS6:        tcflag_t = 0x00000100;
-pub const CS7:        tcflag_t = 0x00000200;
-pub const CS8:        tcflag_t = 0x00000300;
-pub const CSTOPB:     tcflag_t = 0x00000400;
-pub const CREAD:      tcflag_t = 0x00000800;
-pub const PARENB:     tcflag_t = 0x00001000;
-pub const PARODD:     tcflag_t = 0x00002000;
-pub const HUPCL:      tcflag_t = 0x00004000;
-pub const CLOCAL:     tcflag_t = 0x00008000;
-pub const CRTSCTS:    tcflag_t = 0x00010000;
-pub const CRTS_IFLOW: tcflag_t = CRTSCTS;
-pub const CCTS_OFLOW: tcflag_t = CRTSCTS;
-pub const CDTRCTS:    tcflag_t = 0x00020000;
-pub const MDMBUF:     tcflag_t = 0x00100000;
-pub const CHWFLOW:    tcflag_t = MDMBUF|CRTSCTS|CDTRCTS;
-
-// c_lflag bits
-pub const ECHOKE:     tcflag_t = 0x00000001;
-pub const ECHOE:      tcflag_t = 0x00000002;
-pub const ECHOK:      tcflag_t = 0x00000004;
-pub const ECHO:       tcflag_t = 0x00000008;
-pub const ECHONL:     tcflag_t = 0x00000010;
-pub const ECHOPRT:    tcflag_t = 0x00000020;
-pub const ECHOCTL:    tcflag_t = 0x00000040;
-pub const ISIG:       tcflag_t = 0x00000080;
-pub const ICANON:     tcflag_t = 0x00000100;
-pub const ALTWERASE:  tcflag_t = 0x00000200;
-pub const IEXTEN:     tcflag_t = 0x00000400;
-pub const EXTPROC:    tcflag_t = 0x00000800;
-pub const TOSTOP:     tcflag_t = 0x00400000;
-pub const FLUSHO:     tcflag_t = 0x00800000;
-pub const NOKERNINFO: tcflag_t = 0x02000000;
-pub const PENDIN:     tcflag_t = 0x20000000;
-pub const NOFLSH:     tcflag_t = 0x80000000;
-
-// baud rates
-pub const B0:      speed_t = 0;
-pub const B50:     speed_t = 50;
-pub const B75:     speed_t = 75;
-pub const B110:    speed_t = 110;
-pub const B134:    speed_t = 134;
-pub const B150:    speed_t = 150;
-pub const B200:    speed_t = 200;
-pub const B300:    speed_t = 300;
-pub const B600:    speed_t = 600;
-pub const B1200:   speed_t = 1200;
-pub const B1800:   speed_t = 1800;
-pub const B2400:   speed_t = 2400;
-pub const B4800:   speed_t = 4800;
-pub const B9600:   speed_t = 9600;
-pub const B19200:  speed_t = 19200;
-pub const B38400:  speed_t = 38400;
-pub const B7200:   speed_t = 7200;
-pub const B14400:  speed_t = 14400;
-pub const B28800:  speed_t = 28800;
-pub const B57600:  speed_t = 57600;
-pub const B76800:  speed_t = 76800;
-pub const B115200: speed_t = 115200;
-pub const B230400: speed_t = 230400;
-pub const B460800: speed_t = 460800;
-pub const B921600: speed_t = 921600;
-pub const EXTA:    speed_t = 19200;
-pub const EXTB:    speed_t = 38400;
-
-// tcflow()
-pub const TCOOFF: c_int = 1;
-pub const TCOON:  c_int = 2;
-pub const TCIOFF: c_int = 3;
-pub const TCION:  c_int = 4;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 1;
-pub const TCOFLUSH:  c_int = 2;
-pub const TCIOFLUSH: c_int = 3;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0;
-pub const TCSADRAIN: c_int = 1;
-pub const TCSAFLUSH: c_int = 2;
-pub const TCSASOFT:  c_int = 0x10;
+extern crate termios_sys;
+
+pub use ::os::common::*;
+
+pub use self::termios_sys::{
+    termios,
+    NCCS,
+
+    // c_cc characters
+    VWERASE,
+    VREPRINT,
+    VLNEXT,
+    VDISCARD,
+    VSTATUS,
+
+    // c_iflag bits
+    IMAXBEL,
+
+    // c_oflag bits
+    OXTABS,
+    ONOEOT,
+
+    // c_cflag bits
+    CIGNORE,
+    CRTSCTS,
+    CRTS_IFLOW,
+    CCTS_OFLOW,
+    CDTRCTS,
+    MDMBUF,
+    CHWFLOW,
+
+    // c_lflag bits
+    ALTWERASE,
+    EXTPROC,
+    FLUSHO,
+    NOKERNINFO,
+    PENDIN,
+
+    // baud rates
+    B7200,
+    B14400,
+    B28800,
+    B57600,
+    B76800,
+    B115200,
+    B230400,
+    B460800,
+    B921600,
+    EXTA,
+    EXTB,
+
+    // tcsetattr()
+    TCSASOFT,
+};
diff --git a/termios/src/os/openbsd.rs b/termios/src/os/openbsd.rs
index 68b3707..cdc0ffb 100644
--- a/termios/src/os/openbsd.rs
+++ b/termios/src/os/openbsd.rs
@@ -1,146 +1,49 @@
-#![allow(non_camel_case_types)]
-
-use libc::{c_int,c_uint,c_uchar};
-
-pub type cc_t = c_uchar;
-pub type speed_t = c_uint;
-pub type tcflag_t = c_uint;
-
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    pub c_cc: [cc_t; NCCS],
-    c_ispeed: speed_t,
-    c_ospeed: speed_t
-}
-
-pub const NCCS: usize = 20;
-
-// c_cc characters
-pub const VEOF:     usize = 0;
-pub const VEOL:     usize = 1;
-pub const VEOL2:    usize = 2;
-pub const VERASE:   usize = 3;
-pub const VWERASE:  usize = 4;
-pub const VKILL:    usize = 5;
-pub const VREPRINT: usize = 6;
-pub const VERASE2:  usize = 7;
-pub const VINTR:    usize = 8;
-pub const VQUIT:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VSTART:   usize = 12;
-pub const VSTOP:    usize = 13;
-pub const VLNEXT:   usize = 14;
-pub const VDISCARD: usize = 15;
-pub const VMIN:     usize = 16;
-pub const VTIME:    usize = 17;
-
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0x00000001;
-pub const BRKINT:  tcflag_t = 0x00000002;
-pub const IGNPAR:  tcflag_t = 0x00000004;
-pub const PARMRK:  tcflag_t = 0x00000008;
-pub const INPCK:   tcflag_t = 0x00000010;
-pub const ISTRIP:  tcflag_t = 0x00000020;
-pub const INLCR:   tcflag_t = 0x00000040;
-pub const IGNCR:   tcflag_t = 0x00000080;
-pub const ICRNL:   tcflag_t = 0x00000100;
-pub const IXON:    tcflag_t = 0x00000200;
-pub const IXOFF:   tcflag_t = 0x00000400;
-pub const IXANY:   tcflag_t = 0x00000800;
-pub const IMAXBEL: tcflag_t = 0x00002000;
-
-// c_oflag bits
-pub const OPOST:  tcflag_t = 0x00000001;
-pub const ONLCR:  tcflag_t = 0x00000002;
-pub const TAB3:   tcflag_t = 0x00000004;
-pub const OXTABS: tcflag_t = TAB3;
-pub const ONOEOT: tcflag_t = 0x00000008;
-pub const OCRNL:  tcflag_t = 0x00000010;
-pub const ONOCR:  tcflag_t = 0x00000040;
-pub const ONLRET: tcflag_t = 0x00000080;
-
-// c_cflag bits
-pub const CIGNORE:    tcflag_t = 0x00000001;
-pub const CSIZE:      tcflag_t = 0x00000300;
-pub const CS5:        tcflag_t = 0x00000000;
-pub const CS6:        tcflag_t = 0x00000100;
-pub const CS7:        tcflag_t = 0x00000200;
-pub const CS8:        tcflag_t = 0x00000300;
-pub const CSTOPB:     tcflag_t = 0x00000400;
-pub const CREAD:      tcflag_t = 0x00000800;
-pub const PARENB:     tcflag_t = 0x00001000;
-pub const PARODD:     tcflag_t = 0x00002000;
-pub const HUPCL:      tcflag_t = 0x00004000;
-pub const CLOCAL:     tcflag_t = 0x00008000;
-pub const CRTSCTS:    tcflag_t = 0x00010000;
-pub const CRTS_IFLOW: tcflag_t = CRTSCTS;
-pub const CCTS_OFLOW: tcflag_t = CRTSCTS;
-pub const MDMBUF:     tcflag_t = 0x00100000;
-
-// c_lflag bits
-pub const ECHOKE:     tcflag_t = 0x00000001;
-pub const ECHOE:      tcflag_t = 0x00000002;
-pub const ECHOK:      tcflag_t = 0x00000004;
-pub const ECHO:       tcflag_t = 0x00000008;
-pub const ECHONL:     tcflag_t = 0x00000010;
-pub const ECHOPRT:    tcflag_t = 0x00000020;
-pub const ECHOCTL:    tcflag_t = 0x00000040;
-pub const ISIG:       tcflag_t = 0x00000080;
-pub const ICANON:     tcflag_t = 0x00000100;
-pub const ALTWERASE:  tcflag_t = 0x00000200;
-pub const IEXTEN:     tcflag_t = 0x00000400;
-pub const EXTPROC:    tcflag_t = 0x00000800;
-pub const TOSTOP:     tcflag_t = 0x00400000;
-pub const FLUSHO:     tcflag_t = 0x00800000;
-pub const NOKERNINFO: tcflag_t = 0x02000000;
-pub const PENDIN:     tcflag_t = 0x20000000;
-pub const NOFLSH:     tcflag_t = 0x80000000;
-
-// baud rates
-pub const B0:      speed_t = 0;
-pub const B50:     speed_t = 50;
-pub const B75:     speed_t = 75;
-pub const B110:    speed_t = 110;
-pub const B134:    speed_t = 134;
-pub const B150:    speed_t = 150;
-pub const B200:    speed_t = 200;
-pub const B300:    speed_t = 300;
-pub const B600:    speed_t = 600;
-pub const B1200:   speed_t = 1200;
-pub const B1800:   speed_t = 1800;
-pub const B2400:   speed_t = 2400;
-pub const B4800:   speed_t = 4800;
-pub const B9600:   speed_t = 9600;
-pub const B19200:  speed_t = 19200;
-pub const B38400:  speed_t = 38400;
-pub const B7200:   speed_t = 7200;
-pub const B14400:  speed_t = 14400;
-pub const B28800:  speed_t = 28800;
-pub const B57600:  speed_t = 57600;
-pub const B76800:  speed_t = 76800;
-pub const B115200: speed_t = 115200;
-pub const B230400: speed_t = 230400;
-pub const EXTA:    speed_t = 19200;
-pub const EXTB:    speed_t = 38400;
-
-// tcflow()
-pub const TCOOFF: c_int = 1;
-pub const TCOON:  c_int = 2;
-pub const TCIOFF: c_int = 3;
-pub const TCION:  c_int = 4;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 1;
-pub const TCOFLUSH:  c_int = 2;
-pub const TCIOFLUSH: c_int = 3;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0;
-pub const TCSADRAIN: c_int = 1;
-pub const TCSAFLUSH: c_int = 2;
-pub const TCSASOFT:  c_int = 0x10;
+extern crate termios_sys;
+
+pub use ::os::common::*;
+
+pub use self::termios_sys::{
+    termios,
+    NCCS,
+
+    // c_cc characters
+    VWERASE,
+    VREPRINT,
+    VLNEXT,
+    VDISCARD,
+
+    // c_iflag bits
+    IMAXBEL,
+
+    // c_oflag bits
+    TAB3,
+    OXTABS,
+    ONOEOT,
+
+    // c_cflag bits
+    CIGNORE,
+    CRTSCTS,
+    CRTS_IFLOW,
+    CCTS_OFLOW,
+    MDMBUF,
+
+    // c_lflag bits
+    ALTWERASE,
+    EXTPROC,
+    FLUSHO,
+    NOKERNINFO,
+    PENDIN,
+
+    // baud rates
+    B7200,
+    B14400,
+    B28800,
+    B57600,
+    B76800,
+    B115200,
+    B230400,
+    EXTA,
+    EXTB,
+
+    TCSASOFT,
+};
diff --git a/termios/src/os/solaris.rs b/termios/src/os/solaris.rs
index eca1686..76fbb6d 100644
--- a/termios/src/os/solaris.rs
+++ b/termios/src/os/solaris.rs
@@ -1,179 +1,81 @@
-#![allow(non_camel_case_types)]
+extern crate termios_sys;
 
-use libc::{c_int,c_uint,c_uchar};
+pub use ::os::common::*;
 
-pub type cc_t = c_uchar;
-pub type speed_t = c_uint;
-pub type tcflag_t = c_uint;
+pub use self::termios_sys::{
+    termios,
+    NCCS,
 
-#[derive(Debug,Copy,Clone,Eq,PartialEq)]
-#[repr(C)]
-pub struct termios {
-    pub c_iflag: tcflag_t,
-    pub c_oflag: tcflag_t,
-    pub c_cflag: tcflag_t,
-    pub c_lflag: tcflag_t,
-    pub c_cc: [cc_t; NCCS]
-}
+    // c_cc characters
+    VSWTCH,
+    VDSUSP,
+    VREPRINT,
+    VDISCARD,
+    VWERASE,
+    VLNEXT,
+    VSTATUS,
 
-pub const NCCS: usize = 19;
+    // c_iflag bits
+    IUCLC,
+    IMAXBEL,
+    DOSMODE,
 
-// c_cc characters
-pub const VINTR:    usize = 0;
-pub const VQUIT:    usize = 1;
-pub const VERASE:   usize = 2;
-pub const VKILL:    usize = 3;
-pub const VEOF:     usize = 4;
-pub const VEOL:     usize = 5;
-pub const VEOL2:    usize = 6;
-pub const VMIN:     usize = 4;
-pub const VTIME:    usize = 5;
-pub const VSWTCH:   usize = 7;
-pub const VSTART:   usize = 8;
-pub const VSTOP:    usize = 9;
-pub const VSUSP:    usize = 10;
-pub const VDSUSP:   usize = 11;
-pub const VREPRINT: usize = 12;
-pub const VDISCARD: usize = 13;
-pub const VWERASE:  usize = 14;
-pub const VLNEXT:   usize = 15;
-pub const VSTATUS:  usize = 16;
-pub const VERASE2:  usize = 17;
+    // c_oflag bits
+    OLCUC,
+    OFILL,
+    OFDEL,
+    NLDLY,
+    NL0,
+    NL1,
+    CRDLY,
+    CR0,
+    CR1,
+    CR2,
+    CR3,
+    TABDLY,
+    TAB1,
+    TAB2,
+    TAB3,
+    XTABS,
+    BSDLY,
+    BS0,
+    BS1,
+    VTDLY,
+    VT0,
+    VT1,
+    FFDLY,
+    FF0,
+    FF1,
+    PAGEOUT,
+    WRAP,
 
-// c_iflag bits
-pub const IGNBRK:  tcflag_t = 0o000001;
-pub const BRKINT:  tcflag_t = 0o000002;
-pub const IGNPAR:  tcflag_t = 0o000004;
-pub const PARMRK:  tcflag_t = 0o000010;
-pub const INPCK:   tcflag_t = 0o000020;
-pub const ISTRIP:  tcflag_t = 0o000040;
-pub const INLCR:   tcflag_t = 0o000100;
-pub const IGNCR:   tcflag_t = 0o000200;
-pub const ICRNL:   tcflag_t = 0o000400;
-pub const IUCLC:   tcflag_t = 0o001000;
-pub const IXON:    tcflag_t = 0o002000;
-pub const IXANY:   tcflag_t = 0o004000;
-pub const IXOFF:   tcflag_t = 0o010000;
-pub const IMAXBEL: tcflag_t = 0o020000;
-pub const DOSMODE: tcflag_t = 0o100000;
+    // c_cflag bits
+    CBAUD,
+    RCV1EN,
+    XMT1EN,
+    LOBLK,
+    XCLUDE,
+    CRTSXOFF,
+    CRTSCTS,
+    CIBAUD,
+    PAREXT,
+    CBAUDEXT,
+    CIBAUDEXT,
 
-// c_oflag bits
-pub const OPOST:   tcflag_t = 0o000001;
-pub const OLCUC:   tcflag_t = 0o000002;
-pub const ONLCR:   tcflag_t = 0o000004;
-pub const OCRNL:   tcflag_t = 0o000010;
-pub const ONOCR:   tcflag_t = 0o000020;
-pub const ONLRET:  tcflag_t = 0o000040;
-pub const OFILL:   tcflag_t = 0o000100;
-pub const OFDEL:   tcflag_t = 0o000200;
-pub const NLDLY:   tcflag_t = 0o000400;
-pub const NL0:     tcflag_t = 0o000000;
-pub const NL1:     tcflag_t = 0o000400;
-pub const CRDLY:   tcflag_t = 0o003000;
-pub const CR0:     tcflag_t = 0o000000;
-pub const CR1:     tcflag_t = 0o001000;
-pub const CR2:     tcflag_t = 0o002000;
-pub const CR3:     tcflag_t = 0o003000;
-pub const TABDLY:  tcflag_t = 0o014000;
-pub const TAB0:    tcflag_t = 0o000000;
-pub const TAB1:    tcflag_t = 0o004000;
-pub const TAB2:    tcflag_t = 0o010000;
-pub const TAB3:    tcflag_t = 0o014000;
-pub const XTABS:   tcflag_t = 0o014000;
-pub const BSDLY:   tcflag_t = 0o020000;
-pub const BS0:     tcflag_t = 0o000000;
-pub const BS1:     tcflag_t = 0o020000;
-pub const VTDLY:   tcflag_t = 0o040000;
-pub const VT0:     tcflag_t = 0o000000;
-pub const VT1:     tcflag_t = 0o040000;
-pub const FFDLY:   tcflag_t = 0o100000;
-pub const FF0:     tcflag_t = 0o000000;
-pub const FF1:     tcflag_t = 0o100000;
-pub const PAGEOUT: tcflag_t = 0o200000;
-pub const WRAP:    tcflag_t = 0o400000;
+    // c_lflag bits
+    XCASE,
+    FLUSHO,
+    PENDIN,
 
-// c_cflag bits
-pub const CBAUD:     tcflag_t = 0o000017;
-pub const CSIZE:     tcflag_t = 0o000060;
-pub const CS5:       tcflag_t = 0o000000;
-pub const CS6:       tcflag_t = 0o000020;
-pub const CS7:       tcflag_t = 0o000040;
-pub const CS8:       tcflag_t = 0o000060;
-pub const CSTOPB:    tcflag_t = 0o000100;
-pub const CREAD:     tcflag_t = 0o000200;
-pub const PARENB:    tcflag_t = 0o000400;
-pub const PARODD:    tcflag_t = 0o001000;
-pub const HUPCL:     tcflag_t = 0o002000;
-pub const CLOCAL:    tcflag_t = 0o004000;
-pub const RCV1EN:    tcflag_t = 0o010000;
-pub const XMT1EN:    tcflag_t = 0o020000;
-pub const LOBLK:     tcflag_t = 0o040000;
-pub const XCLUDE:    tcflag_t = 0o100000;
-pub const CRTSXOFF:  tcflag_t = 0o10000000000;
-pub const CRTSCTS:   tcflag_t = 0o20000000000;
-pub const CIBAUD:    tcflag_t = 0o3600000;
-pub const PAREXT:    tcflag_t = 0o4000000;
-pub const CBAUDEXT:  tcflag_t = 0o10000000;
-pub const CIBAUDEXT: tcflag_t = 0o20000000;
-
-// c_lflag bits
-pub const ISIG:    tcflag_t = 0o000001;
-pub const ICANON:  tcflag_t = 0o000002;
-pub const XCASE:   tcflag_t = 0o000004;
-pub const ECHO:    tcflag_t = 0o000010;
-pub const ECHOE:   tcflag_t = 0o000020;
-pub const ECHOK:   tcflag_t = 0o000040;
-pub const ECHONL:  tcflag_t = 0o000100;
-pub const NOFLSH:  tcflag_t = 0o000200;
-pub const TOSTOP:  tcflag_t = 0o000400;
-pub const ECHOCTL: tcflag_t = 0o001000;
-pub const ECHOPRT: tcflag_t = 0o002000;
-pub const ECHOKE:  tcflag_t = 0o004000;
-pub const DEFECHO: tcflag_t = 0o010000;
-pub const FLUSHO:  tcflag_t = 0o020000;
-pub const PENDIN:  tcflag_t = 0o040000;
-pub const IEXTEN:  tcflag_t = 0o100000;
-
-// baud rates
-pub const B0:      speed_t = 0;
-pub const B50:     speed_t = 1;
-pub const B75:     speed_t = 2;
-pub const B110:    speed_t = 3;
-pub const B134:    speed_t = 4;
-pub const B150:    speed_t = 5;
-pub const B200:    speed_t = 6;
-pub const B300:    speed_t = 7;
-pub const B600:    speed_t = 8;
-pub const B1200:   speed_t = 9;
-pub const B1800:   speed_t = 10;
-pub const B2400:   speed_t = 11;
-pub const B4800:   speed_t = 12;
-pub const B9600:   speed_t = 13;
-pub const B19200:  speed_t = 14;
-pub const B38400:  speed_t = 15;
-pub const EXTA:    speed_t = B19200;
-pub const EXTB:    speed_t = B38400;
-pub const B57600:  speed_t = 16;
-pub const B76800:  speed_t = 17;
-pub const B115200: speed_t = 18;
-pub const B153600: speed_t = 19;
-pub const B230400: speed_t = 20;
-pub const B307200: speed_t = 21;
-pub const B460800: speed_t = 22;
-pub const B921600: speed_t = 23;
-
-// tcflow()
-pub const TCOOFF: c_int = 0;
-pub const TCOON:  c_int = 1;
-pub const TCIOFF: c_int = 2;
-pub const TCION:  c_int = 3;
-
-// tcflush()
-pub const TCIFLUSH:  c_int = 0;
-pub const TCOFLUSH:  c_int = 1;
-pub const TCIOFLUSH: c_int = 2;
-
-// tcsetattr()
-pub const TCSANOW:   c_int = 0x540E;
-pub const TCSADRAIN: c_int = 0x540F;
-pub const TCSAFLUSH: c_int = 0x5410;
+    // baud rates
+    EXTA,
+    EXTB,
+    B57600,
+    B76800,
+    B115200,
+    B153600,
+    B230400,
+    B307200,
+    B460800,
+    B921600,
+};
diff --git a/termios/src/os/unknown.rs b/termios/src/os/unknown.rs
new file mode 100644
index 0000000..4b6a751
--- /dev/null
+++ b/termios/src/os/unknown.rs
@@ -0,0 +1,5 @@
+extern crate termios_sys;
+
+pub use ::os::common::*;
+
+pub use self::termios_sys::termios;