term.c File Reference

#include <sys/types.h>
#include <fcntl.h>
#include <termios.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <stdarg.h>
#include <errno.h>
#include <sys/wait.h>
#include <sys/stat.h>

Include dependency graph for term.c:

Go to the source code of this file.

Data Structures
struct	param_s
Defines
#define	CHUNK   1024
#define	HOTKEY   '\035'
#define	NIL   ((char *) NULL)
Functions
	_PROTOTYPE (int main,(int argc, char *argv[]))
	_PROTOTYPE (int isdialstr,(char *arg))
	_PROTOTYPE (void tell,(int fd,...))
	_PROTOTYPE (void reader,(int on))
	_PROTOTYPE (void shell,(char *cmd))
	_PROTOTYPE (void lock_device,(char *device))
	_PROTOTYPE (void fatal,(char *label))
	_PROTOTYPE (void setnum,(char *s, int n))
	_PROTOTYPE (void set_uart,(int argc, char *argv[], struct termios *tcp))
	_PROTOTYPE (void set_raw,(struct termios *tcp))
	_PROTOTYPE (void quit,(int code))
int	main (int argc, argv)
int	isdialstr (char *arg)
void	tell (int fd,...)
void	reader (int on)
void	shell (char *cmd)
void	lock_device (char *device)
void	fatal (char *label)
void	setnum (char *s, int n)
void	set_uart (int argc, argv, struct termios *tcp)
void	set_raw (struct termios *tcp)
void	quit (int code)
Variables
char	TERM_LINE [] = "/dev/modem"
char	lockfile [] = "/usr/spool/locks/LK.iii.jjj.kkk"
char *	commdev
int	commfd
termios	tccomm
termios	tcstdin
termios	tcsavestdin
param_s	params []

---

Define Documentation

#define CHUNK   1024

Definition at line 66 of file term.c.

#define HOTKEY   '\035'

Definition at line 80 of file term.c.

#define NIL   ((char *) NULL)

Definition at line 114 of file term.c.

---

Function Documentation

_PROTOTYPE (  void  quit, (int code)  )

_PROTOTYPE (  void  set_raw, (struct termios *tcp)  )

_PROTOTYPE (  void  set_uart, (int argc, char *argv[], struct termios *tcp)  )

_PROTOTYPE (  void  setnum, (char *s, int n)  )

_PROTOTYPE (  void  fatal, (char *label)  )

_PROTOTYPE (  void  lock_device, (char *device)  )

_PROTOTYPE (  void  shell, (char *cmd)  )

_PROTOTYPE (  void  reader, (int on)  )

_PROTOTYPE (  void  tell, (int fd,...)  )

_PROTOTYPE (  int  isdialstr, (char *arg)  )

_PROTOTYPE (  int  main, (int argc, char *argv[])  )

void fatal (  char *  label  )

Definition at line 460 of file term.c. References errno, exit(), NIL, strerror(), and tell().

int isdialstr (  char *  arg  )

Definition at line 279 of file term.c.

void lock_device (  char *  device  )

Definition at line 393 of file term.c. References EEXIST, ENOENT, errno, exit(), fatal(), lockfile, n, NIL, O_CREAT, O_EXCL, O_RDONLY, O_WRONLY, open, pid, S_ISCHR, setnum(), stat::st_dev, stat::st_mode, stat::st_rdev, stat, tell(), and umask.

int main (  int  argc, argv  )

Definition at line 128 of file term.c. References commdev, exit(), i, key, NIL, NULL, and tell().

void quit (  int  code  )

Definition at line 531 of file term.c. References exit(), lockfile, reader(), TCSANOW, tcsavestdin, tcsetattr, and unlink.

void reader (  int  on  )

Definition at line 301 of file term.c. References _exit, CHUNK, commdev, commfd, errno, fork, getppid, kill, m, n, NIL, NULL, pid, quit, r, read, SIGKILL, SIGTERM, strerror(), tell(), waitpid, and write.

void set_raw (  struct termios *  tcp  )

Definition at line 518 of file term.c. References ECHO, ECHONL, ICANON, ICRNL, IEXTEN, IGNCR, INLCR, ISIG, IXOFF, IXON, OPOST, VMIN, and VTIME.

void set_uart (  int  argc, argv  , struct termios *  tcp )

Definition at line 476 of file term.c. References arg, BAD, BITS, termios::c_cflag, cfsetispeed, cfsetospeed, CSIZE, i, NIL, params, PARENB, param_s::PARITY, PARODD, param_s::pattern, quit, param_s::SPEED, strcmp, tell(), param_s::type, and param_s::value.

void setnum (  char *  s, int  n )

Definition at line 467 of file term.c. References i. Referenced by lock_device().

void shell (  char *  cmd  )

Definition at line 340 of file term.c. References _exit, _PROTOTYPE, close, commdev, commfd, dup2, errno, execl, fork, getenv(), getgid, getuid, NIL, NULL, pid, setgid, setuid, SIG_IGN, SIGINT, signal(), SIGQUIT, SIGTERM, strerror(), strrchr(), tell(), and waitpid.

void tell (  int  fd,   ... )

Definition at line 289 of file term.c. References NIL, s, strlen(), va_arg, va_end, va_start, and write.

---

Variable Documentation

char* commdev

Definition at line 73 of file term.c. Referenced by main(), reader(), and shell().

int commfd

Definition at line 74 of file term.c. Referenced by reader(), and shell().

char lockfile[] = "/usr/spool/locks/LK.iii.jjj.kkk"

Definition at line 71 of file term.c. Referenced by lock_device(), and quit().

struct param_s params[]

Referenced by cstart(), exec_image(), get_parameters(), init_params(), process_params(), qp_export(), queryparam(), save_parameters(), and set_uart().

struct termios tccomm

Definition at line 75 of file term.c.

struct termios tcsavestdin

Definition at line 77 of file term.c. Referenced by quit().

struct termios tcstdin

Definition at line 76 of file term.c.

char TERM_LINE[] = "/dev/modem"

Definition at line 68 of file term.c.

---