1 /* crypto/uid.c */

     2 /* ====================================================================

     3  * Copyright (c) 2001 The OpenSSL Project.  All rights reserved.

     4  *

     5  * Redistribution and use in source and binary forms, with or without

     6  * modification, are permitted provided that the following conditions

     7  * are met:

     8  *

     9  * 1. Redistributions of source code must retain the above copyright

    10  *    notice, this list of conditions and the following disclaimer. 

    11  *

    12  * 2. Redistributions in binary form must reproduce the above copyright

    13  *    notice, this list of conditions and the following disclaimer in

    14  *    the documentation and/or other materials provided with the

    15  *    distribution.

    16  *

    17  * 3. All advertising materials mentioning features or use of this

    18  *    software must display the following acknowledgment:

    19  *    "This product includes software developed by the OpenSSL Project

    20  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"

    21  *

    22  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

    23  *    endorse or promote products derived from this software without

    24  *    prior written permission. For written permission, please contact

    25  *    licensing@OpenSSL.org.

    26  *

    27  * 5. Products derived from this software may not be called "OpenSSL"

    28  *    nor may "OpenSSL" appear in their names without prior written

    29  *    permission of the OpenSSL Project.

    30  *

    31  * 6. Redistributions of any form whatsoever must retain the following

    32  *    acknowledgment:

    33  *    "This product includes software developed by the OpenSSL Project

    34  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"

    35  *

    36  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

    37  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    38  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    39  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR

    40  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    41  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

    42  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;

    43  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

    44  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,

    45  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)

    46  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED

    47  * OF THE POSSIBILITY OF SUCH DAMAGE.

    48  * ====================================================================

    49  *

    50  * This product includes cryptographic software written by Eric Young

    51  * (eay@cryptsoft.com).  This product includes software written by Tim

    52  * Hudson (tjh@cryptsoft.com).

    53  *

    54  */

    55 

    56 #include <openssl/crypto.h>

    57 #include <openssl/opensslconf.h>

    58 

    59 #if defined(__OpenBSD__) || (defined(__FreeBSD__) && __FreeBSD__ > 2)

    60 

    61 #include OPENSSL_UNISTD

    62 

    63 EXPORT_C int OPENSSL_issetugid(void)

    64 	{

    65 	return issetugid();

    66 	}

    67 

    68 #elif defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VXWORKS) || defined(OPENSSL_SYS_NETWARE)

    69 

    70 EXPORT_C int OPENSSL_issetugid(void)

    71 	{

    72 	return 0;

    73 	}

    74 

    75 #else

    76 

    77 #include OPENSSL_UNISTD

    78 #include <sys/types.h>

    79 

    80 EXPORT_C int OPENSSL_issetugid(void)

    81 	{

    82 	if (getuid() != geteuid()) return 1;

    83 	if (getgid() != getegid()) return 1;

    84 	return 0;

    85 	}

    86 #endif

    87 

    88 

    89