crypto/stack/stack.c


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.highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */<?php

/**
* ownCloud - News
*
* @author Alessandro Cosentino
* @author Bernhard Posselt
* @copyright 2012 Alessandro Cosentino cosenal@gmail.com
* @copyright 2012 Bernhard Posselt dev@bernhard-posselt.com
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
* License as published by the Free Software Foundation; either
* version 3 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with this library.  If not, see <http://www.gnu.org/licenses/>.
*
*/

namespace OCA\News\Utility;


class SimplePieFileFactory {

	public function getFile($url, $timeout) {
		return new \SimplePie_File($url, $timeout);
	}

}
/* crypto/stack/stack.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
 *
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 *
 * 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 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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young (eay@cryptsoft.com)"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
 *
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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 OR CONTRIBUTORS 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.
 *
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.]
 */
#include <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/stack.h>
#include <openssl/objects.h>

struct stack_st {
    int num;
    char **data;
    int sorted;
    int num_alloc;
    int (*comp) (const void *, const void *);
};

#undef MIN_NODES
#define MIN_NODES       4

const char STACK_version[] = "Stack" OPENSSL_VERSION_PTEXT;

#include <errno.h>

int (*sk_set_cmp_func(_STACK *sk, int (*c) (const void *, const void *)))
 (const void *, const void *) {
    int (*old) (const void *, const void *) = sk->comp;

    if (sk->comp != c)
        sk->sorted = 0;
    sk->comp = c;

    return old;
}

_STACK *sk_dup(_STACK *sk)
{
    _STACK *ret;
    char **s;

    if ((ret = sk_new(sk->comp)) == NULL)
        goto err;
    s = OPENSSL_realloc((char *)ret->data,
                        (unsigned int)sizeof(char *) * sk->num_alloc);
    if (s == NULL)
        goto err;
    ret->data = s;

    ret->num = sk->num;
    memcpy(ret->data, sk->data, sizeof(char *) * sk->num);
    ret->sorted = sk->sorted;
    ret->num_alloc = sk->num_alloc;
    ret->comp = sk->comp;
    return (ret);
 err:
    sk_free(ret);
    return (NULL);
}

_STACK *sk_deep_copy(_STACK *sk, void *(*copy_func) (void *),
                     void (*free_func) (void *))
{
    _STACK *ret;
    int i;

    if ((ret = OPENSSL_malloc(sizeof(_STACK))) == NULL)
        return ret;
    ret->comp = sk->comp;
    ret->sorted = sk->sorted;
    ret->num = sk->num;
    ret->num_alloc = sk->num > MIN_NODES ? sk->num : MIN_NODES;
    ret->data = OPENSSL_malloc(sizeof(*ret->data) * ret->num_alloc);
    if (ret->data == NULL) {
        OPENSSL_free(ret);
        return NULL;
    }
    for (i = 0; i < ret->num_alloc; i++)
        ret->data[i] = NULL;

    for (i = 0; i < ret->num; ++i) {
        if (sk->data[i] == NULL)
            continue;
        if ((ret->data[i] = copy_func(sk->data[i])) == NULL) {
            while (--i >= 0)
                if (ret->data[i] != NULL)
                    free_func(ret->data[i]);
            sk_free(ret);
            return NULL;
        }
    }
    return ret;
}

_STACK *sk_new_null(void)
{
    return sk_new((int (*)(const void *, const void *))0);
}

_STACK *sk_new(int (*c) (const void *, const void *))
{
    _STACK *ret;
    int i;

    if ((ret = OPENSSL_malloc(sizeof(_STACK))) == NULL)
        goto err;
    if ((ret->data = OPENSSL_malloc(sizeof(*ret->data) * MIN_NODES)) == NULL)
        goto err;
    for (i = 0; i < MIN_NODES; i++)
        ret->data[i] = NULL;
    ret->comp = c;
    ret->num_alloc = MIN_NODES;
    ret->num = 0;
    ret->sorted = 0;
    return (ret);
 err:
    OPENSSL_free(ret);
    return (NULL);
}

int sk_insert(_STACK *st, void *data, int loc)
{
    char **s;

    if (st == NULL)
        return 0;
    if (st->num_alloc <= st->num + 1) {
        s = OPENSSL_realloc((char *)st->data,
                            (unsigned int)sizeof(char *) * st->num_alloc * 2);
        if (s == NULL)
            return (0);
        st->data = s;
        st->num_alloc *= 2;
    }
    if ((loc >= (int)st->num) || (loc < 0))
        st->data[st->num] = data;
    else {
        memmove(&(st->data[loc + 1]),
                &(st->data[loc]), sizeof(char *) * (st->num - loc));
        st->data[loc] = data;
    }
    st->num++;
    st->sorted = 0;
    return (st->num);
}

void *sk_delete_ptr(_STACK *st, void *p)
{
    int i;

    for (i = 0; i < st->num; i++)
        if (st->data[i] == p)
            return (sk_delete(st, i));
    return (NULL);
}

void *sk_delete(_STACK *st, int loc)
{
    char *ret;
    int i, j;

    if (!st || (loc < 0) || (loc >= st->num))
        return NULL;

    ret = st->data[loc];
    if (loc != st->num - 1) {
        j = st->num - 1;
        for (i = loc; i < j; i++)
            st->data[i] = st->data[i + 1];
        /*
         * In theory memcpy is not safe for this memcpy( &(st->data[loc]),
         * &(st->data[loc+1]), sizeof(char *)*(st->num-loc-1));
         */
    }
    st->num--;
    return (ret);
}

static int