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6482d90a65
[openbsd-compat/bsd-cygwin_util.h] On Cygwin, determine privilege
separation user at runtime, since it may need to be a domain account.
Patch from Corinna Vinschen.
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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#define NO_BINARY_OPEN /* Avoid redefining open to binary_open for this file */
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#include "includes.h"
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#ifdef HAVE_CYGWIN
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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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#include "xmalloc.h"
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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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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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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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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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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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strcpy (cyg_privsep_user, "sshd");
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}
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return cyg_privsep_user;
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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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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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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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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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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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#endif /* HAVE_CYGWIN */
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