/*
- * cygwin_util.c
*
- * Copyright (c) 2000, 2001, Corinna Vinschen <vinschen@cygnus.com>
+ * cygwin_util.c
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
+ * Author: Corinna Vinschen <vinschen@cygnus.com>
*
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * Copyright (c) 2000 Corinna Vinschen <vinschen@cygnus.com>, Duisburg, Germany
+ * All rights reserved
*
* Created: Sat Sep 02 12:17:00 2000 cv
*
#define is_winnt (GetVersion() < 0x80000000)
#define ntsec_on(c) ((c) && strstr((c),"ntsec") && !strstr((c),"nontsec"))
-#define ntsec_off(c) ((c) && strstr((c),"nontsec"))
#define ntea_on(c) ((c) && strstr((c),"ntea") && !strstr((c),"nontea"))
#if defined(open) && open == binary_open
return ret;
}
-#define HAS_CREATE_TOKEN 1
-#define HAS_NTSEC_BY_DEFAULT 2
-
-static int has_capability(int what)
-{
- /* has_capability() basically calls uname() and checks if
- specific capabilities of Cygwin can be evaluated from that.
- This simplifies the calling functions which only have to ask
- for a capability using has_capability() instead of having
- to figure that out by themselves. */
- static int inited;
- static int has_create_token;
- static int has_ntsec_by_default;
-
- if (!inited) {
- struct utsname uts;
- char *c;
-
- if (!uname(&uts)) {
- int major_high = 0;
- int major_low = 0;
- int minor = 0;
- int api_major_version = 0;
- int api_minor_version = 0;
- char *c;
-
- sscanf(uts.release, "%d.%d.%d", &major_high,
- &major_low, &minor);
- c = strchr(uts.release, '(');
- if (c)
- sscanf(c + 1, "%d.%d", &api_major_version,
- &api_minor_version);
- if (major_high > 1 ||
- (major_high == 1 && (major_low > 3 ||
- (major_low == 3 && minor >= 2))))
- has_create_token = 1;
- if (api_major_version > 0 || api_minor_version >= 56)
- has_ntsec_by_default = 1;
- inited = 1;
- }
- }
- switch (what) {
- case HAS_CREATE_TOKEN:
- return has_create_token;
- case HAS_NTSEC_BY_DEFAULT:
- return has_ntsec_by_default;
- }
- return 0;
-}
-
-int check_nt_auth(int pwd_authenticated, struct passwd *pw)
+int check_nt_auth(int pwd_authenticated, uid_t uid)
{
/*
* The only authentication which is able to change the user
*/
static int has_create_token = -1;
- if (pw == NULL)
- return 0;
if (is_winnt) {
if (has_create_token < 0) {
+ struct utsname uts;
+ int major_high = 0, major_low = 0, minor = 0;
char *cygwin = getenv("CYGWIN");
has_create_token = 0;
- if (has_capability(HAS_CREATE_TOKEN) &&
- (ntsec_on(cygwin) ||
- (has_capability(HAS_NTSEC_BY_DEFAULT) &&
- !ntsec_off(cygwin))))
- has_create_token = 1;
+ if (ntsec_on(cygwin) && !uname(&uts)) {
+ sscanf(uts.release, "%d.%d.%d",
+ &major_high, &major_low, &minor);
+ if (major_high > 1 ||
+ (major_high == 1 && (major_low > 3 ||
+ (major_low == 3 && minor >= 2))))
+ has_create_token = 1;
+ }
}
if (has_create_token < 1 &&
- !pwd_authenticated && geteuid() != pw->pw_uid)
+ !pwd_authenticated && geteuid() != uid)
return 0;
}
return 1;
/* Evaluate current CYGWIN settings. */
cygwin = getenv("CYGWIN");
allow_ntea = ntea_on(cygwin);
- allow_ntsec = ntsec_on(cygwin) ||
- (has_capability(HAS_NTSEC_BY_DEFAULT) &&
- !ntsec_off(cygwin));
+ allow_ntsec = ntsec_on(cygwin);
/*
* `ntea' is an emulation of POSIX attributes. It doesn't support
return 0;
}
-void register_9x_service(void)
-{
- HINSTANCE kerneldll;
- DWORD (*RegisterServiceProcess)(DWORD, DWORD);
-
- /* The service register mechanism in 9x/Me is pretty different from
- * NT/2K/XP. In NT/2K/XP we're using a special service starter
- * application to register and control sshd as service. This method
- * doesn't play nicely with 9x/Me. For that reason we register here
- * as service when running under 9x/Me. This function is only called
- * by the child sshd when it's going to daemonize.
- */
- if (is_winnt)
- return;
- if (! (kerneldll = LoadLibrary("KERNEL32.DLL")))
- return;
- if (! (RegisterServiceProcess = (DWORD (*)(DWORD, DWORD))
- GetProcAddress(kerneldll, "RegisterServiceProcess")))
- return;
- RegisterServiceProcess(0, 1);
-}
-
#endif /* HAVE_CYGWIN */
andersk / gssapi-openssh.git / blobdiff