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Annotation of src/usr.bin/ssh/compat.c, Revision 1.6

1.5       markus      1: /*
                      2:  * Copyright (c) 1999 Markus Friedl.  All rights reserved.
                      3:  *
                      4:  * Redistribution and use in source and binary forms, with or without
                      5:  * modification, are permitted provided that the following conditions
                      6:  * are met:
                      7:  * 1. Redistributions of source code must retain the above copyright
                      8:  *    notice, this list of conditions and the following disclaimer.
                      9:  * 2. Redistributions in binary form must reproduce the above copyright
                     10:  *    notice, this list of conditions and the following disclaimer in the
                     11:  *    documentation and/or other materials provided with the distribution.
                     12:  * 3. All advertising materials mentioning features or use of this software
                     13:  *    must display the following acknowledgement:
                     14:  *      This product includes software developed by Markus Friedl.
                     15:  * 4. The name of the author may not be used to endorse or promote products
                     16:  *    derived from this software without specific prior written permission.
                     17:  *
                     18:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
                     19:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
                     20:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
                     21:  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
                     22:  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
                     23:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
                     24:  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
                     25:  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
                     26:  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
                     27:  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     28:  */
                     29:
1.1       markus     30: #include "includes.h"
1.6     ! markus     31: RCSID("$Id: compat.c,v 1.5 1999/11/24 16:15:24 markus Exp $");
1.2       markus     32:
1.1       markus     33: #include "ssh.h"
1.6     ! markus     34: #include "packet.h"
1.1       markus     35:
1.4       markus     36: int compat13 = 0;
1.6     ! markus     37: int compat20 = 0;
        !            38: int datafellows = 0;
1.4       markus     39:
                     40: void
1.6     ! markus     41: enable_compat20(void)
        !            42: {
        !            43:        fatal("protocol 2.0 not implemented");
        !            44: }
        !            45: void
1.4       markus     46: enable_compat13(void)
                     47: {
1.3       markus     48:        verbose("Enabling compatibility mode for protocol 1.3");
1.4       markus     49:        compat13 = 1;
1.6     ! markus     50: }
        !            51: /* datafellows bug compatibility */
        !            52: void
        !            53: compat_datafellows(const char *version)
        !            54: {
        !            55:        int i;
        !            56:        size_t len;
        !            57:        static const char *check[] = {
        !            58:                "2.0.1",
        !            59:                "2.1.0.beta.9",
        !            60:                "2.1.0.pre.3",
        !            61:                "2.1.0.public.beta.1",
        !            62:                NULL
        !            63:        };
        !            64:        for (i = 0; check[i]; i++) {
        !            65:                len = strlen(check[i]);
        !            66:                if (strlen(version) >= len &&
        !            67:                   (strncmp(version, check[i], len) == 0)) {
        !            68:                        log("datafellows: %.200s", version);
        !            69:                        datafellows = 1;
        !            70:                        return;
        !            71:                }
        !            72:        }
1.1       markus     73: }