external/ibm-public/postfix/dist/src/util/iostuff.h

   1 /*      $NetBSD$        */
   2
   3 #ifndef _IOSTUFF_H_INCLUDED_
   4 #define _IOSTUFF_H_INCLUDED_
   5
   6 /*++
   7 /* NAME
   8 /*      iostuff 3h
   9 /* SUMMARY
  10 /*      miscellaneous I/O primitives
  11 /* SYNOPSIS
  12 /*      #include <iostuff.h>
  13 /* DESCRIPTION
  14
  15  /*
  16   * External interface.
  17   */
  18 extern int non_blocking(int, int);
  19 extern int close_on_exec(int, int);
  20 extern int open_limit(int);
  21 extern int readable(int);
  22 extern int writable(int);
  23 extern off_t get_file_limit(void);
  24 extern void set_file_limit(off_t);
  25 extern ssize_t peekfd(int);
  26 extern int read_wait(int, int);
  27 extern int write_wait(int, int);
  28 extern ssize_t write_buf(int, const char *, ssize_t, int);
  29 extern ssize_t timed_read(int, void *, size_t, int, void *);
  30 extern ssize_t timed_write(int, void *, size_t, int, void *);
  31 extern void doze(unsigned);
  32 extern void rand_sleep(unsigned, unsigned);
  33 extern int duplex_pipe(int *);
  34 extern int stream_recv_fd(int);
  35 extern int stream_send_fd(int, int);
  36 extern int unix_recv_fd(int);
  37 extern int unix_send_fd(int, int);
  38 extern ssize_t dummy_read(int, void *, size_t, int, void *);
  39 extern ssize_t dummy_write(int, void *, size_t, int, void *);
  40
  41 extern int inet_windowsize;
  42 extern void set_inet_windowsize(int, int);
  43
  44 #define BLOCKING        0
  45 #define NON_BLOCKING    1
  46
  47 #define CLOSE_ON_EXEC   1
  48 #define PASS_ON_EXEC    0
  49
  50 /* LICENSE
  51 /* .ad
  52 /* .fi
  53 /*      The Secure Mailer license must be distributed with this software.
  54 /* AUTHOR(S)
  55 /*      Wietse Venema
  56 /*      IBM T.J. Watson Research
  57 /*      P.O. Box 704
  58 /*      Yorktown Heights, NY 10598, USA
  59 /* CREATION DATE
  60 /*      Sat Jan 25 16:54:13 EST 1997
  61 /*--*/
  62
  63 #endif