libjava/include/win32.h

   1 // win32.h -- Helper functions for Microsoft-flavored OSs.
   2
   3 /* Copyright (C) 2002, 2003  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_WIN32_H__
  12 #define __JV_WIN32_H__
  13
  14 #include <windows.h>
  15 #undef STRICT
  16
  17 #include <ws2tcpip.h>
  18 #include <gcj/cni.h>
  19 #include <java/util/Properties.h>
  20
  21 #include <io.h>
  22
  23 // Prefix and suffix for shared libraries.
  24 #define _Jv_platform_solib_prefix ""
  25 #define _Jv_platform_solib_suffix ".dll"
  26
  27 #ifndef DISABLE_JAVA_NET
  28
  29 // these errors cannot occur on Win32
  30 #define ENOTCONN 0
  31 #define ECONNRESET 0
  32
  33 #ifndef ENOPROTOOPT
  34 #define ENOPROTOOPT 109
  35 #endif
  36
  37 #endif // DISABLE_JAVA_NET
  38
  39 extern void _Jv_platform_initialize (void);
  40 extern void _Jv_platform_initProperties (java::util::Properties*);
  41 extern jlong _Jv_platform_gettimeofday ();
  42
  43 inline void
  44 _Jv_platform_close_on_exec (jint)
  45 {
  46   // Ignore.
  47 }
  48
  49 #ifdef JV_HASH_SYNCHRONIZATION
  50 /* Suspends the execution of the current thread for the specified
  51    number of microseconds.  Tries to emulate the behaviour of usleep()
  52    on UNIX and provides a granularity of 1 millisecond.  */
  53 inline void
  54 _Jv_platform_usleep (unsigned long usecs)
  55 {
  56   if (usecs > 0UL)
  57     {
  58       unsigned long millis = ((usecs + 999UL) / 1000UL);
  59       Sleep (millis);
  60     }
  61 }
  62 #endif /* JV_HASH_SYNCHRONIZATION */
  63
  64 #ifndef DISABLE_JAVA_NET
  65
  66 static inline int
  67 _Jv_socket (int domain, int type, int protocol)
  68 {
  69   return ::socket (domain, type, protocol);
  70 }
  71
  72 inline int
  73 _Jv_connect (jint fd, sockaddr *ptr, int len)
  74 {
  75   return ::connect (fd, ptr, len);
  76 }
  77
  78 inline int
  79 _Jv_close (jint fd)
  80 {
  81   return ::closesocket (fd);
  82 }
  83
  84 inline int
  85 _Jv_bind (int fd, struct sockaddr *addr, int addrlen)
  86 {
  87   return ::bind (fd, addr, addrlen);
  88 }
  89
  90 inline int
  91 _Jv_accept (int fd, struct sockaddr *addr, socklen_t *addrlen)
  92 {
  93   return ::accept (fd, addr, addrlen);
  94 }
  95
  96 inline int
  97 _Jv_listen (int fd, int backlog)
  98 {
  99   return ::listen (fd, backlog);
 100 }
 101
 102 inline int
 103 _Jv_write(int s, void *buf, int len)
 104 {
 105   return ::send (s, (char*) buf, len, 0);
 106 }
 107
 108 inline int
 109 _Jv_read(int s, void *buf, int len)
 110 {
 111   return ::recv (s, (char*) buf, len, 0);
 112 }
 113
 114 #endif /* DISABLE_JAVA_NET */
 115
 116 /* Store up to SIZE return address of the current program state in
 117    ARRAY and return the exact number of values stored.  */
 118 extern int backtrace (void **__array, int __size);
 119
 120 #endif /* __JV_WIN32_H__ */