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			120 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			120 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2000, 2001, 2011, 2013 Corinna Vinschen <vinschen@redhat.com>
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions
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|  * are met:
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|  * 1. Redistributions of source code must retain the above copyright
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|  *    notice, this list of conditions and the following disclaimer.
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|  * 2. Redistributions in binary form must reproduce the above copyright
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|  *    notice, this list of conditions and the following disclaimer in the
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|  *    documentation and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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|  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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|  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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|  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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|  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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|  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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|  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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|  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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|  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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|  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  *
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|  * Created: Sat Sep 02 12:17:00 2000 cv
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|  *
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|  * This file contains functions for forcing opened file descriptors to
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|  * binary mode on Windows systems.
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|  */
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| 
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| #define NO_BINARY_OPEN	/* Avoid redefining open to binary_open for this file */
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| #include "includes.h"
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| 
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| #ifdef HAVE_CYGWIN
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| 
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| #include <sys/types.h>
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| #include <fcntl.h>
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| #include <string.h>
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| #include <unistd.h>
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| 
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| #include "xmalloc.h"
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| 
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| int 
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| binary_open(const char *filename, int flags, ...)
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| {
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| 	va_list ap;
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| 	mode_t mode;
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| 	
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| 	va_start(ap, flags);
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| 	mode = va_arg(ap, mode_t);
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| 	va_end(ap);
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| 	return (open(filename, flags | O_BINARY, mode));
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| }
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| 
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| int
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| check_ntsec(const char *filename)
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| {
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| 	return (pathconf(filename, _PC_POSIX_PERMISSIONS));
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| }
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| 
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| const char *
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| cygwin_ssh_privsep_user()
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| {
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|   static char cyg_privsep_user[DNLEN + UNLEN + 2];
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| 
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|   if (!cyg_privsep_user[0])
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|     {
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| #ifdef CW_CYGNAME_FROM_WINNAME
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|       if (cygwin_internal (CW_CYGNAME_FROM_WINNAME, "sshd", cyg_privsep_user,
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| 			   sizeof cyg_privsep_user) != 0)
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| #endif
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| 	strlcpy(cyg_privsep_user, "sshd", sizeof(cyg_privsep_user));
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|     }
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|   return cyg_privsep_user;
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| }
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| 
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| #define NL(x) x, (sizeof (x) - 1)
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| #define WENV_SIZ (sizeof (wenv_arr) / sizeof (wenv_arr[0]))
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| 
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| static struct wenv {
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| 	const char *name;
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| 	size_t namelen;
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| } wenv_arr[] = {
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| 	{ NL("ALLUSERSPROFILE=") },
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| 	{ NL("COMPUTERNAME=") },
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| 	{ NL("COMSPEC=") },
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| 	{ NL("CYGWIN=") },
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| 	{ NL("OS=") },
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| 	{ NL("PATH=") },
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| 	{ NL("PATHEXT=") },
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| 	{ NL("PROGRAMFILES=") },
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| 	{ NL("SYSTEMDRIVE=") },
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| 	{ NL("SYSTEMROOT=") },
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| 	{ NL("WINDIR=") }
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| };
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| 
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| char **
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| fetch_windows_environment(void)
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| {
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| 	char **e, **p;
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| 	unsigned int i, idx = 0;
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| 
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| 	p = xcalloc(WENV_SIZ + 1, sizeof(char *));
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| 	for (e = environ; *e != NULL; ++e) {
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| 		for (i = 0; i < WENV_SIZ; ++i) {
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| 			if (!strncmp(*e, wenv_arr[i].name, wenv_arr[i].namelen))
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| 				p[idx++] = *e;
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| 		}
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| 	}
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| 	p[idx] = NULL;
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| 	return p;
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| }
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| 
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| void
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| free_windows_environment(char **p)
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| {
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| 	free(p);
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| }
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| 
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| #endif /* HAVE_CYGWIN */
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