#ifndef _IOSTUFF_H_INCLUDED_ #define _IOSTUFF_H_INCLUDED_ /*++ /* NAME /* iostuff 3h /* SUMMARY /* miscellaneous I/O primitives /* SYNOPSIS /* #include <iostuff.h> /* DESCRIPTION /* * External interface. */ extern int non_blocking(int, int); extern int close_on_exec(int, int); extern int open_limit(int); extern int poll_fd(int, int, int, int, int); extern off_t get_file_limit(void); extern void set_file_limit(off_t); extern ssize_t peekfd(int); extern ssize_t write_buf(int, const char *, ssize_t, int); extern ssize_t timed_read(int, void *, size_t, int, void *); extern ssize_t timed_write(int, const void *, size_t, int, void *); extern void doze(unsigned); extern void rand_sleep(unsigned, unsigned); extern int duplex_pipe(int *); extern int stream_recv_fd(int); extern int stream_send_fd(int, int); extern int unix_recv_fd(int); extern int unix_send_fd(int, int); extern ssize_t dummy_read(int, void *, size_t, int, void *); extern ssize_t dummy_write(int, void *, size_t, int, void *); #define readable(fd) poll_fd((fd), POLL_FD_READ, 0, 1, 0) #define writable(fd) poll_fd((fd), POLL_FD_WRITE, 0, 1, 0) #define read_wait(fd, timeout) poll_fd((fd), POLL_FD_READ, (timeout), 0, -1) #define write_wait(fd, timeout) poll_fd((fd), POLL_FD_WRITE, (timeout), 0, -1) extern int inet_windowsize; extern void set_inet_windowsize(int, int); #define POLL_FD_READ 0 #define POLL_FD_WRITE 1 #define BLOCKING 0 #define NON_BLOCKING 1 #define CLOSE_ON_EXEC 1 #define PASS_ON_EXEC 0 extern int unix_pass_fd_fix; extern void set_unix_pass_fd_fix(const char *); #define UNIX_PASS_FD_FIX_NONE (0) #define UNIX_PASS_FD_FIX_CMSG_LEN (1<<0) /* LICENSE /* .ad /* .fi /* The Secure Mailer license must be distributed with this software. /* AUTHOR(S) /* Wietse Venema /* IBM T.J. Watson Research /* P.O. Box 704 /* Yorktown Heights, NY 10598, USA /* CREATION DATE /* Sat Jan 25 16:54:13 EST 1997 /*--*/ #endif