include/rtems/pty.h

0001 /**
0002  * @file
0003  *
0004  * @brief /dev/ptyXX  (A first version for pseudo-terminals)
0005  */
0006
0007 /*
0008  * Copyright (c) 2001 Fernando Ruiz Casas <fruizcasas@gmail.com>
0009  *
0010  *  This program is distributed in the hope that it will be useful,
0011  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
0012  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
0013  */
0014
0015 #ifndef _RTEMS_PTY_H
0016 #define _RTEMS_PTY_H
0017
0018 #ifdef __cplusplus
0019 extern "C" {
0020 #endif
0021
0022 #include <rtems/termiostypes.h>
0023
0024 #define RTEMS_PTY_SB_MAX 16
0025
0026 typedef struct {
0027   rtems_termios_device_context  base;
0028   rtems_termios_tty            *ttyp;
0029   tcflag_t                      c_cflag;
0030   int                           socket;
0031   int                           last_cr;
0032   unsigned                      iac_mode;
0033   unsigned char                 sb_buf[RTEMS_PTY_SB_MAX];
0034   int                           sb_ind;
0035   int                           width;
0036   int                           height;
0037   char                          name[sizeof("/dev/pty18446744073709551615")];
0038 } rtems_pty_context;
0039
0040 const char *rtems_pty_initialize(rtems_pty_context *pty, uintptr_t unique);
0041
0042 static inline const char *rtems_pty_get_path(const rtems_pty_context *pty)
0043 {
0044   return pty->name;
0045 }
0046
0047 void rtems_pty_close_socket(rtems_pty_context *pty);
0048
0049 void rtems_pty_set_socket(rtems_pty_context *pty, int socket);
0050
0051 #ifdef __cplusplus
0052 }
0053 #endif
0054
0055 #endif