67 lines
2.5 KiB
C
67 lines
2.5 KiB
C
/***********************************************************************/
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/* */
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/* OCaml */
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/* */
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/* Xavier Leroy and Pascal Cuoq, projet Cristal, INRIA Rocquencourt */
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/* */
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/* Copyright 1996 Institut National de Recherche en Informatique et */
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/* en Automatique. All rights reserved. This file is distributed */
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/* under the terms of the GNU Library General Public License, with */
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/* the special exception on linking described in file ../../LICENSE. */
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/* */
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/***********************************************************************/
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/* $Id$ */
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#define WIN32_LEAN_AND_MEAN
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#include <wtypes.h>
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#include <winbase.h>
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#include <stdlib.h>
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#include <direct.h>
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#include <process.h>
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#include <sys/types.h>
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#include <winsock2.h>
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#ifdef HAS_IPV6
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#include <ws2tcpip.h>
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#include <wspiapi.h>
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#endif
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struct filedescr {
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union {
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HANDLE handle;
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SOCKET socket;
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} fd; /* Real windows handle */
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enum { KIND_HANDLE, KIND_SOCKET } kind;
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int crt_fd; /* C runtime descriptor */
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unsigned int flags_fd; /* See FLAGS_FD_* */
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};
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#define Handle_val(v) (((struct filedescr *) Data_custom_val(v))->fd.handle)
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#define Socket_val(v) (((struct filedescr *) Data_custom_val(v))->fd.socket)
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#define Descr_kind_val(v) (((struct filedescr *) Data_custom_val(v))->kind)
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#define CRT_fd_val(v) (((struct filedescr *) Data_custom_val(v))->crt_fd)
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#define Flags_fd_val(v) (((struct filedescr *) Data_custom_val(v))->flags_fd)
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/* extern value win_alloc_handle_or_socket(HANDLE); */
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extern value win_alloc_handle(HANDLE);
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extern value win_alloc_socket(SOCKET);
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extern int win_CRT_fd_of_filedescr(value handle);
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#define NO_CRT_FD (-1)
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#define Nothing ((value) 0)
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extern void win32_maperr(DWORD errcode);
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extern value unix_error_of_code (int errcode);
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extern void unix_error (int errcode, char * cmdname, value arg);
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extern void uerror (char * cmdname, value arg);
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extern value unix_freeze_buffer (value);
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/* Information stored in flags_fd, describing more precisely the socket
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* and its status. The whole flags_fd is initialized to 0.
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*/
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/* Blocking or nonblocking. By default a filedescr is in blocking state */
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#define FLAGS_FD_IS_BLOCKING (1<<0)
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#define UNIX_BUFFER_SIZE 65536
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