/*
 * Copyright (c) 2014 Darren Tucker
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include "includes.h"

#include <stdio.h>
#include <stdlib.h>

int ssh_compatible_openssl(long, long);

struct version_test {
        long headerver;
        long libver;
        int result;
} version_tests[] = {
        /* built with 1.0.1b release headers */
        { 0x1000101fL, 0x1000101fL, 1},/* exact match */
        { 0x1000101fL, 0x1000102fL, 1}, /* newer library patch version: ok */
        { 0x1000101fL, 0x1000100fL, 1}, /* older library patch version: ok */
        { 0x1000101fL, 0x1000201fL, 1}, /* newer library fix version: ok */
        { 0x1000101fL, 0x1000001fL, 0}, /* older library fix version: NO */
        { 0x1000101fL, 0x1010101fL, 0}, /* newer library minor version: NO */
        { 0x1000101fL, 0x0000101fL, 0}, /* older library major version: NO */
        { 0x1000101fL, 0x2000101fL, 0}, /* newer library major version: NO */

        /* built with 1.1.1b release headers */
        { 0x1010101fL, 0x1010101fL, 1},/* exact match */
        { 0x1010101fL, 0x1010102fL, 1}, /* newer library patch version: ok */
        { 0x1010101fL, 0x1010100fL, 1}, /* older library patch version: ok */
        { 0x1010101fL, 0x1010201fL, 1}, /* newer library fix version: ok */
        { 0x1010101fL, 0x1010001fL, 0}, /* older library fix version: NO */
        { 0x1010101fL, 0x1020001fL, 0}, /* newer library minor version: NO */
        { 0x1010101fL, 0x0010101fL, 0}, /* older library major version: NO */
        { 0x1010101fL, 0x2010101fL, 0}, /* newer library major version: NO */

        /* built with 3.0.1 release headers */
        { 0x3010101fL, 0x3010101fL, 1},/* exact match */
        { 0x3010101fL, 0x3010102fL, 1}, /* newer library patch version: ok */
        { 0x3010101fL, 0x3010100fL, 1}, /* older library patch version: ok */
        { 0x3010101fL, 0x3010201fL, 1}, /* newer library fix version: ok */
        { 0x3010101fL, 0x3010001fL, 1}, /* older library fix version: ok */
        { 0x3010101fL, 0x3020001fL, 1}, /* newer library minor version: ok */
        { 0x3010101fL, 0x1010101fL, 0}, /* older library major version: NO */
        { 0x3010101fL, 0x4010101fL, 0}, /* newer library major version: NO */
};

void
fail(long hver, long lver, int result)
{
        fprintf(stderr, "opensslver: header %lx library %lx != %d \n", hver, lver, result);
        exit(1);
}

int
main(void)
{
#ifdef WITH_OPENSSL
        unsigned int i;
        int res;
        long hver, lver;

        for (i = 0; i < sizeof(version_tests) / sizeof(version_tests[0]); i++) {
                hver = version_tests[i].headerver;
                lver = version_tests[i].libver;
                res = version_tests[i].result;
                if (ssh_compatible_openssl(hver, lver) != res)
                        fail(hver, lver, res);
        }
#endif
        exit(0);
}