libjava/include/posix.h

   1 // posix.h -- Helper functions for POSIX-flavored OSs.
   2
   3 /* Copyright (C) 2000, 2002  Free Software Foundation
   4
   5    This file is part of libgcj.
   6
   7 This software is copyrighted work licensed under the terms of the
   8 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   9 details.  */
  10
  11 #ifndef __JV_POSIX_H__
  12 #define __JV_POSIX_H__
  13
  14 /* Required on Tru64 UNIX V4/V5 so <sys/socket.h> defines prototypes of
  15    socket functions with socklen_t instead of size_t.  This must be defined
  16    early so <standards.h> defines the correct version of __PIIX.  */
  17 #define _POSIX_PII_SOCKET
  18
  19 #include <time.h>
  20 #include <sys/types.h>
  21
  22 #ifdef HAVE_SYS_TIME_H
  23 #include <sys/time.h>
  24 #endif
  25
  26 #ifdef HAVE_SYS_SELECT_H
  27 #include <sys/select.h>
  28 #endif
  29
  30 #ifdef HAVE_SYS_SOCKET_H
  31 #include <sys/socket.h>
  32 #endif
  33
  34 #ifdef HAVE_UNISTD_H
  35 #include <unistd.h>
  36 #endif
  37
  38 #include <fcntl.h>
  39
  40 #include <gcj/cni.h>
  41 #include <java/util/Properties.h>
  42
  43 #ifndef DISABLE_JAVA_NET
  44 #include <java/net/InetAddress.h>
  45 #endif
  46
  47 extern int _Jv_select (int n, fd_set *, fd_set *, fd_set *, struct timeval *);
  48 extern jlong _Jv_platform_gettimeofday ();
  49 extern void _Jv_platform_initialize (void);
  50 extern void _Jv_platform_initProperties (java::util::Properties*);
  51
  52 inline void
  53 _Jv_platform_close_on_exec (jint fd)
  54 {
  55   // Ignore errors.
  56   ::fcntl (fd, F_SETFD, FD_CLOEXEC);
  57 }
  58
  59 #ifndef DISABLE_JAVA_NET
  60
  61 static inline int
  62 _Jv_socket (int domain, int type, int protocol)
  63 {
  64   return ::socket (domain, type, protocol);
  65 }
  66
  67 inline int
  68 _Jv_connect (jint fd, sockaddr *ptr, int len)
  69 {
  70    return ::connect (fd, ptr, len);
  71 }
  72
  73 inline int
  74 _Jv_close (jint fd)
  75 {
  76   return ::close (fd);
  77 }
  78
  79 // Avoid macro definitions of bind from system headers, e.g. on
  80 // Solaris 7 with _XOPEN_SOURCE.  FIXME
  81 inline int
  82 _Jv_bind (int fd, struct sockaddr *addr, int addrlen)
  83 {
  84   return ::bind (fd, addr, addrlen);
  85 }
  86
  87 // Same problem with accept on Tru64 UNIX with _POSIX_PII_SOCKET
  88 inline int
  89 _Jv_accept (int fd, struct sockaddr *addr, socklen_t *addrlen)
  90 {
  91   return ::accept (fd, addr, addrlen);
  92 }
  93
  94 inline int
  95 _Jv_listen (int fd, int backlog)
  96 {
  97   return ::listen (fd, backlog);
  98 }
  99
 100 inline int
 101 _Jv_write(int s, void *buf, int len)
 102 {
 103   return ::write (s, buf, len);
 104 }
 105
 106 inline int
 107 _Jv_read(int s, void *buf, int len)
 108 {
 109   return ::read (s, buf, len);
 110 }
 111
 112 #endif /* DISABLE_JAVA_NET */
 113
 114 #endif /* __JV_POSIX_H__ */