diff options
Diffstat (limited to 'src/ourhdr.hpp')
| -rw-r--r-- | src/ourhdr.hpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/src/ourhdr.hpp b/src/ourhdr.hpp new file mode 100644 index 0000000..eca50f2 --- /dev/null +++ b/src/ourhdr.hpp @@ -0,0 +1,108 @@ +/* Our own header, to be included *after* all standard system headers */ + +#ifndef __ourhdr_h +#define __ourhdr_h + +#include <sys/types.h> /* required for some of our prototypes */ +#include <stdio.h> /* for convenience */ +#include <stdlib.h> /* for convenience */ +#include <string.h> /* for convenience */ +#include <unistd.h> /* for convenience */ + +#define ERRMAXLINE 4096 /* max line length */ + +#define FILE_MODE (S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH) + /* default file access permissions for new files */ +#define DIR_MODE (FILE_MODE | S_IXUSR | S_IXGRP | S_IXOTH) + /* default permissions for new directories */ + +typedef void Sigfunc(int); /* for signal handlers */ + + /* 4.3BSD Reno <signal.h> doesn't define SIG_ERR */ +#if defined(SIG_IGN) && !defined(SIG_ERR) +#define SIG_ERR ((Sigfunc *)-1) +#endif + +#define min(a,b) ((a) < (b) ? (a) : (b)) +#define max(a,b) ((a) > (b) ? (a) : (b)) + + /* prototypes for our own functions */ +char *path_alloc(int *); /* {Prog pathalloc} */ +int open_max(void); /* {Prog openmax} */ +void clr_fl(int, int); /* {Prog setfl} */ +void set_fl(int, int); /* {Prog setfl} */ +void pr_exit(int); /* {Prog prexit} */ +void pr_mask(const char *); /* {Prog prmask} */ +Sigfunc *signal_intr(int, Sigfunc *);/* {Prog signal_intr_function} */ + +int tty_cbreak(int); /* {Prog raw} */ +int tty_raw(int); /* {Prog raw} */ +int tty_reset(int); /* {Prog raw} */ +void tty_atexit(void); /* {Prog raw} */ +#ifdef ECHO /* only if <termios.h> has been included */ +struct termios *tty_termios(void); /* {Prog raw} */ +#endif + +void sleep_us(unsigned int); /* {Ex sleepus} */ +ssize_t readn(int, void *, size_t);/* {Prog readn} */ +ssize_t writen(int, const void *, size_t);/* {Prog writen} */ +int daemon_init(void); /* {Prog daemoninit} */ + +int s_pipe(int *); /* {Progs svr4_spipe bsd_spipe} */ +int recv_fd(int, ssize_t (*func)(int, const void *, size_t)); + /* {Progs recvfd_svr4 recvfd_43bsd} */ +int send_fd(int, int); /* {Progs sendfd_svr4 sendfd_43bsd} */ +int send_err(int, int, const char *);/* {Prog senderr} */ +int serv_listen(const char *); /* {Progs servlisten_svr4 servlisten_44bsd} */ +int serv_accept(int, uid_t *); /* {Progs servaccept_svr4 servaccept_44bsd} */ +int cli_conn(const char *); /* {Progs cliconn_svr4 cliconn_44bsd} */ +int buf_args(char *, int (*func)(int, char **)); + /* {Prog bufargs} */ + +int ptym_open(char *); /* {Progs ptyopen_svr4 ptyopen_44bsd} */ +int ptys_open(int, char *); /* {Progs ptyopen_svr4 ptyopen_44bsd} */ +#ifdef TIOCGWINSZ +pid_t pty_fork(int *, char *, const struct termios *, + const struct winsize *); /* {Prog ptyfork} */ +#endif + +int lock_reg(int, int, int, off_t, int, off_t); + /* {Prog lockreg} */ +#define read_lock(fd, offset, whence, len) \ + lock_reg(fd, F_SETLK, F_RDLCK, offset, whence, len) +#define readw_lock(fd, offset, whence, len) \ + lock_reg(fd, F_SETLKW, F_RDLCK, offset, whence, len) +#define write_lock(fd, offset, whence, len) \ + lock_reg(fd, F_SETLK, F_WRLCK, offset, whence, len) +#define writew_lock(fd, offset, whence, len) \ + lock_reg(fd, F_SETLKW, F_WRLCK, offset, whence, len) +#define un_lock(fd, offset, whence, len) \ + lock_reg(fd, F_SETLK, F_UNLCK, offset, whence, len) + +pid_t lock_test(int, int, off_t, int, off_t); + /* {Prog locktest} */ + +#define is_readlock(fd, offset, whence, len) \ + lock_test(fd, F_RDLCK, offset, whence, len) +#define is_writelock(fd, offset, whence, len) \ + lock_test(fd, F_WRLCK, offset, whence, len) + +void err_dump(const char *, ...); /* {App misc_source} */ +void err_msg(const char *, ...); +void err_quit(const char *, ...); +void err_ret(const char *, ...); +void err_sys(const char *, ...); + +void log_msg(const char *, ...); /* {App misc_source} */ +void log_open(const char *, int, int); +void log_quit(const char *, ...); +void log_ret(const char *, ...); +void log_sys(const char *, ...); + +void TELL_WAIT(void); /* parent/child from {Sec race_conditions} */ +void TELL_PARENT(pid_t); +void TELL_CHILD(pid_t); +void WAIT_PARENT(void); +void WAIT_CHILD(void); + +#endif /* __ourhdr_h */ |