/*
 * uriparser - RFC 3986 URI parsing library
 *
 * Copyright (C) 2007, Weijia Song <songweijia@gmail.com>
 * Copyright (C) 2007, Sebastian Pipping <sebastian@pipping.org>
 * All rights reserved.
 *
 * 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.
 *
 *     3. Neither the  name of the  copyright holder nor the  names of
 *        its contributors may be used  to endorse or promote products
 *        derived from  this software  without specific  prior written
 *        permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "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  COPYRIGHT HOLDER  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.
 */

/* What encodings are enabled? */
#include <uriparser/UriDefsConfig.h>
#if (!defined(URI_PASS_ANSI) && !defined(URI_PASS_UNICODE))
/* Include SELF twice */
#  ifdef URI_ENABLE_ANSI
#    define URI_PASS_ANSI 1
#    include "UriCompare.c"
#    undef URI_PASS_ANSI
#  endif
#  ifdef URI_ENABLE_UNICODE
#    define URI_PASS_UNICODE 1
#    include "UriCompare.c"
#    undef URI_PASS_UNICODE
#  endif
#else
#  ifdef URI_PASS_ANSI
#    include <uriparser/UriDefsAnsi.h>
#  else
#    include <uriparser/UriDefsUnicode.h>
#    include <wchar.h>
#  endif

#  ifndef URI_DOXYGEN
#    include <uriparser/Uri.h>
#    include <uriparser/UriIp4.h>
#    include "UriCommon.h"
#  endif

UriBool URI_FUNC(EqualsUri)(const URI_TYPE(Uri) * a, const URI_TYPE(Uri) * b) {
    /* NOTE: Both NULL means equal! */
    if ((a == NULL) || (b == NULL)) {
        return ((a == NULL) && (b == NULL)) ? URI_TRUE : URI_FALSE;
    }

    /* scheme */
    if (!URI_FUNC(RangeEquals)(&(a->scheme), &(b->scheme))) {
        return URI_FALSE;
    }

    /* absolutePath -- not meaningful for URIs with a host set! */
    if (!URI_FUNC(HasHost)(a) && (a->absolutePath != b->absolutePath)) {
        return URI_FALSE;
    }

    /* userInfo */
    if (!URI_FUNC(RangeEquals)(&(a->userInfo), &(b->userInfo))) {
        return URI_FALSE;
    }

    /* Host */
    if (((a->hostData.ip4 == NULL) != (b->hostData.ip4 == NULL))
        || ((a->hostData.ip6 == NULL) != (b->hostData.ip6 == NULL))
        || ((a->hostData.ipFuture.first == NULL)
            != (b->hostData.ipFuture.first == NULL))) {
        return URI_FALSE;
    }

    if (a->hostData.ip4 != NULL) {
        if (memcmp(a->hostData.ip4->data, b->hostData.ip4->data, 4)) {
            return URI_FALSE;
        }
    }

    if (a->hostData.ip6 != NULL) {
        if (memcmp(a->hostData.ip6->data, b->hostData.ip6->data, 16)) {
            return URI_FALSE;
        }
    }

    if (a->hostData.ipFuture.first != NULL) {
        if (!URI_FUNC(RangeEquals)(&(a->hostData.ipFuture), &(b->hostData.ipFuture))) {
            return URI_FALSE;
        }
    }

    if ((a->hostData.ip4 == NULL) && (a->hostData.ip6 == NULL)
        && (a->hostData.ipFuture.first == NULL)) {
        if (!URI_FUNC(RangeEquals)(&(a->hostText), &(b->hostText))) {
            return URI_FALSE;
        }
    }

    /* portText */
    if (!URI_FUNC(RangeEquals)(&(a->portText), &(b->portText))) {
        return URI_FALSE;
    }

    /* Path */
    if ((a->pathHead == NULL) != (b->pathHead == NULL)) {
        return URI_FALSE;
    }

    if (a->pathHead != NULL) {
        URI_TYPE(PathSegment) * walkA = a->pathHead;
        URI_TYPE(PathSegment) * walkB = b->pathHead;
        do {
            if (!URI_FUNC(RangeEquals)(&(walkA->text), &(walkB->text))) {
                return URI_FALSE;
            }
            if ((walkA->next == NULL) != (walkB->next == NULL)) {
                return URI_FALSE;
            }
            walkA = walkA->next;
            walkB = walkB->next;
        } while (walkA != NULL);
    }

    /* query */
    if (!URI_FUNC(RangeEquals)(&(a->query), &(b->query))) {
        return URI_FALSE;
    }

    /* fragment */
    if (!URI_FUNC(RangeEquals)(&(a->fragment), &(b->fragment))) {
        return URI_FALSE;
    }

    return URI_TRUE; /* Equal*/
}

#endif
