/*

   +----------------------------------------------------------------------+

   | Copyright © The PHP Group and Contributors.                          |

   +----------------------------------------------------------------------+

   | This source file is subject to the Modified BSD License that is      |

   | bundled with this package in the file LICENSE, and is available      |

   | through the World Wide Web at <https://www.php.net/license/>.        |

   |                                                                      |

   | SPDX-License-Identifier: BSD-3-Clause                                |

   +----------------------------------------------------------------------+

   | Authors: Máté Kocsis <kocsismate@php.net>                            |

   +----------------------------------------------------------------------+

*/

#include "php.h"

#include "uri_parser_whatwg.h"

#include "php_uri_common.h"

#include "Zend/zend_enum.h"

#include "Zend/zend_smart_str.h"

#include "Zend/zend_exceptions.h"

#ifdef HAVE_ARPA_INET_H

#include <arpa/inet.h>

#endif

ZEND_TLS lexbor_mraw_t lexbor_mraw = {0};

ZEND_TLS lxb_url_parser_t lexbor_parser = {0};

ZEND_TLS lxb_unicode_idna_t lexbor_idna = {0};

static const size_t lexbor_mraw_byte_size = 8192;

static zend_always_inline void zval_string_or_null_to_lexbor_str(zval *value, lexbor_str_t *lexbor_str)

{

  if (Z_TYPE_P(value) == IS_STRING && Z_STRLEN_P(value) > 0) {

    lexbor_str->data = (lxb_char_t *) Z_STRVAL_P(value);

    lexbor_str->length = Z_STRLEN_P(value);

  } else {

    ZEND_ASSERT(Z_ISNULL_P(value) || (Z_TYPE_P(value) == IS_STRING && Z_STRLEN_P(value) == 0));

    lexbor_str->data = (lxb_char_t *) "";

    lexbor_str->length = 0;

  }

}

static zend_always_inline void zval_long_or_null_to_lexbor_str(zval *value, lexbor_str_t *lexbor_str)

{

  if (Z_TYPE_P(value) == IS_LONG) {

    ZVAL_STR(value, zend_long_to_str(Z_LVAL_P(value)));

    lexbor_str_init_append(lexbor_str, lexbor_parser.mraw, (const lxb_char_t *) Z_STRVAL_P(value), Z_STRLEN_P(value));

    zval_ptr_dtor_str(value);

  } else {

    ZEND_ASSERT(Z_ISNULL_P(value));

    lexbor_str->data = (lxb_char_t *) "";

    lexbor_str->length = 0;

  }

}

/**

 * Creates a Uri\WhatWg\UrlValidationError class by mapping error codes listed in

 * https://url.spec.whatwg.org/#writing to a Uri\WhatWg\UrlValidationErrorType enum.

 * The result is passed by reference to the errors parameter.

 */

static const char *fill_errors(zval *errors)

{

  size_t log_len;

  if (lexbor_parser.log == NULL || (log_len = lexbor_plog_length(lexbor_parser.log)) == 0) {

    ZVAL_EMPTY_ARRAY(errors);

    return NULL;

  }

  array_init_size(errors, log_len);

  const char *result = NULL;

  lexbor_plog_entry_t *lxb_error;

  while ((lxb_error = lexbor_array_obj_pop(&lexbor_parser.log->list)) != NULL) {

    zval error;

    object_init_ex(&error, php_uri_ce_whatwg_url_validation_error);

    zend_update_property_string(php_uri_ce_whatwg_url_validation_error, Z_OBJ(error), ZEND_STRL("context"), (const char *) lxb_error->data);

    const char *error_str;

    zval failure;

    switch (lxb_error->id) {

      case LXB_URL_ERROR_TYPE_DOMAIN_TO_ASCII:

        error_str = "DomainToAscii";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_DOMAIN_TO_UNICODE:

        error_str = "DomainToUnicode";

        ZVAL_FALSE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_DOMAIN_INVALID_CODE_POINT:

        error_str = "DomainInvalidCodePoint";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_HOST_INVALID_CODE_POINT:

        error_str = "HostInvalidCodePoint";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_EMPTY_PART:

        error_str = "Ipv4EmptyPart";

        ZVAL_FALSE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_TOO_MANY_PARTS:

        error_str = "Ipv4TooManyParts";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_NON_NUMERIC_PART:

        error_str = "Ipv4NonNumericPart";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_NON_DECIMAL_PART:

        error_str = "Ipv4NonDecimalPart";

        ZVAL_FALSE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_OUT_OF_RANGE_PART:

        error_str = "Ipv4OutOfRangePart";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV6_UNCLOSED:

        error_str = "Ipv6Unclosed";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV6_INVALID_COMPRESSION:

        error_str = "Ipv6InvalidCompression";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV6_TOO_MANY_PIECES:

        error_str = "Ipv6TooManyPieces";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV6_MULTIPLE_COMPRESSION:

        error_str = "Ipv6MultipleCompression";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV6_INVALID_CODE_POINT:

        error_str = "Ipv6InvalidCodePoint";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV6_TOO_FEW_PIECES:

        error_str = "Ipv6TooFewPieces";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_IN_IPV6_TOO_MANY_PIECES:

        error_str = "Ipv4InIpv6TooManyPieces";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_IN_IPV6_INVALID_CODE_POINT:

        error_str = "Ipv4InIpv6InvalidCodePoint";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_IN_IPV6_OUT_OF_RANGE_PART:

        error_str = "Ipv4InIpv6OutOfRangePart";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_IPV4_IN_IPV6_TOO_FEW_PARTS:

        error_str = "Ipv4InIpv6TooFewParts";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_INVALID_URL_UNIT:

        error_str = "InvalidUrlUnit";

        ZVAL_FALSE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_SPECIAL_SCHEME_MISSING_FOLLOWING_SOLIDUS:

        error_str = "SpecialSchemeMissingFollowingSolidus";

        ZVAL_FALSE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_MISSING_SCHEME_NON_RELATIVE_URL:

        error_str = "MissingSchemeNonRelativeUrl";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_INVALID_REVERSE_SOLIDUS:

        error_str = "InvalidReverseSoldius";

        ZVAL_FALSE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_INVALID_CREDENTIALS:

        error_str = "InvalidCredentials";

        ZVAL_FALSE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_HOST_MISSING:

        error_str = "HostMissing";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_PORT_OUT_OF_RANGE:

        error_str = "PortOutOfRange";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_PORT_INVALID:

        error_str = "PortInvalid";

        ZVAL_TRUE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_FILE_INVALID_WINDOWS_DRIVE_LETTER:

        error_str = "FileInvalidWindowsDriveLetter";

        ZVAL_FALSE(&failure);

        break;

      case LXB_URL_ERROR_TYPE_FILE_INVALID_WINDOWS_DRIVE_LETTER_HOST:

        error_str = "FileInvalidWindowsDriveLetterHost";

        ZVAL_FALSE(&failure);

        break;

      default: ZEND_UNREACHABLE();

    }

    zval error_type;

    ZVAL_OBJ(&error_type, zend_enum_get_case_cstr(php_uri_ce_whatwg_url_validation_error_type, error_str));

    zend_update_property_ex(php_uri_ce_whatwg_url_validation_error, Z_OBJ(error), ZSTR_KNOWN(ZEND_STR_TYPE), &error_type);

    zend_update_property(php_uri_ce_whatwg_url_validation_error, Z_OBJ(error), ZEND_STRL("failure"), &failure);

    if (Z_TYPE(failure) == IS_TRUE) {

      result = error_str;

    }

    add_next_index_zval(errors, &error);

  }

  return result;

}

static void throw_invalid_url_exception_during_write(zval *errors, const char *component)

{

  zval err;

  const char *reason = fill_errors(&err);

  zend_object *exception = zend_throw_exception_ex(

    php_uri_ce_whatwg_invalid_url_exception,

    0,

    "The specified %s is malformed%s%s%s",

    component,

    reason ? " (" : "",

    reason ? reason : "",

    reason ? ")" : ""

  );

  zend_update_property(exception->ce, exception, ZEND_STRL("errors"), &err);

  if (errors) {

    zval_ptr_dtor(errors);

    ZVAL_COPY_VALUE(errors, &err);

  } else {

    zval_ptr_dtor(&err);

  }

}

static lxb_status_t serialize_to_smart_str_callback(const lxb_char_t *data, size_t length, void *ctx)

{

  smart_str *uri_str = ctx;

  if (data != NULL && length > 0) {

    smart_str_appendl(uri_str, (const char *) data, length);

  }

  return LXB_STATUS_OK;

}

static zend_result php_uri_parser_whatwg_scheme_read(void *uri, php_uri_component_read_mode read_mode, zval *retval)

{

  const lxb_url_t *lexbor_uri = uri;

  ZEND_ASSERT(lexbor_uri->scheme.type != LXB_URL_SCHEMEL_TYPE__UNDEF);

  ZVAL_STRINGL(retval, (const char *) lexbor_uri->scheme.name.data, lexbor_uri->scheme.name.length);

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_scheme_write(void *uri, zval *value, zval *errors)

{

  lxb_url_t *lexbor_uri = uri;

  lexbor_str_t str = {0};

  zval_string_or_null_to_lexbor_str(value, &str);

  lxb_url_parser_clean(&lexbor_parser);

  if (lxb_url_api_protocol_set(lexbor_uri, &lexbor_parser, str.data, str.length) != LXB_STATUS_OK) {

    throw_invalid_url_exception_during_write(errors, "scheme");

    return FAILURE;

  }

  return SUCCESS;

}

ZEND_ATTRIBUTE_NONNULL bool php_uri_parser_whatwg_is_special(const lxb_url_t *lexbor_uri)

{

  return lxb_url_is_special(lexbor_uri);

}

/* 4.2. URL miscellaneous: A URL includes credentials if its username or password is not the empty string. */

static bool includes_credentials(const lxb_url_t *lexbor_uri)

{

  return lexbor_uri->username.length > 0 || lexbor_uri->password.length > 0;

}

static zend_result php_uri_parser_whatwg_username_read(void *uri, php_uri_component_read_mode read_mode, zval *retval)

{

  const lxb_url_t *lexbor_uri = uri;

  if (includes_credentials(lexbor_uri)) {

    ZVAL_STRINGL_FAST(retval, (const char *) lexbor_uri->username.data, lexbor_uri->username.length);

  } else {

    ZVAL_NULL(retval);

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_username_write(void *uri, zval *value, zval *errors)

{

  lxb_url_t *lexbor_uri = uri;

  lexbor_str_t str = {0};

  zval_string_or_null_to_lexbor_str(value, &str);

  lxb_url_parser_clean(&lexbor_parser);

  if (lxb_url_api_username_set(lexbor_uri, str.data, str.length) != LXB_STATUS_OK) {

    throw_invalid_url_exception_during_write(errors, "username");

    return FAILURE;

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_password_read(void *uri, php_uri_component_read_mode read_mode, zval *retval)

{

  const lxb_url_t *lexbor_uri = uri;

  if (includes_credentials(lexbor_uri)) {

    ZVAL_STRINGL_FAST(retval, (const char *) lexbor_uri->password.data, lexbor_uri->password.length);

  } else {

    ZVAL_NULL(retval);

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_password_write(void *uri, zval *value, zval *errors)

{

  lxb_url_t *lexbor_uri = uri;

  lexbor_str_t str = {0};

  zval_string_or_null_to_lexbor_str(value, &str);

  lxb_url_parser_clean(&lexbor_parser);

  if (lxb_url_api_password_set(lexbor_uri, str.data, str.length) != LXB_STATUS_OK) {

    throw_invalid_url_exception_during_write(errors, "password");

    return FAILURE;

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_host_read(void *uri, php_uri_component_read_mode read_mode, zval *retval)

{

  const lxb_url_t *lexbor_uri = uri;

  if (lexbor_uri->host.type == LXB_URL_HOST_TYPE_IPV4) {

    smart_str host_str = {0};

    lxb_url_serialize_host_ipv4(lexbor_uri->host.u.ipv4, serialize_to_smart_str_callback, &host_str);

    ZVAL_NEW_STR(retval, smart_str_extract(&host_str));

  } else if (lexbor_uri->host.type == LXB_URL_HOST_TYPE_IPV6) {

    smart_str host_str = {0};

    smart_str_appendc(&host_str, '[');

    lxb_url_serialize_host_ipv6(lexbor_uri->host.u.ipv6, serialize_to_smart_str_callback, &host_str);

    smart_str_appendc(&host_str, ']');

    ZVAL_NEW_STR(retval, smart_str_extract(&host_str));

  } else if (lexbor_uri->host.type == LXB_URL_HOST_TYPE_EMPTY) {

    ZVAL_EMPTY_STRING(retval);

  } else if (lexbor_uri->host.type != LXB_URL_HOST_TYPE__UNDEF) {

    switch (read_mode) {

      case PHP_URI_COMPONENT_READ_MODE_NORMALIZED_UNICODE: {

        smart_str host_str = {0};

        lxb_url_serialize_host_unicode(&lexbor_idna, &lexbor_uri->host, serialize_to_smart_str_callback, &host_str);

        lxb_unicode_idna_clean(&lexbor_idna);

        ZVAL_STR(retval, smart_str_extract(&host_str));

        break;

      }

      case PHP_URI_COMPONENT_READ_MODE_NORMALIZED_ASCII:

        ZEND_FALLTHROUGH;

      case PHP_URI_COMPONENT_READ_MODE_RAW:

        ZVAL_STRINGL(retval, (const char *) lexbor_uri->host.u.domain.data, lexbor_uri->host.u.domain.length);

        break;

      default: ZEND_UNREACHABLE();

    }

  } else {

    ZVAL_NULL(retval);

  }

  return SUCCESS;

}

ZEND_ATTRIBUTE_NONNULL void php_uri_parser_whatwg_host_type_read(const lxb_url_t *lexbor_uri, zval *retval)

{

  switch (lexbor_uri->host.type) {

    case LXB_URL_HOST_TYPE_IPV4:

      ZVAL_OBJ_COPY(retval, zend_enum_get_case_cstr(php_uri_ce_whatwg_url_host_type, "IPv4"));

      return;

    case LXB_URL_HOST_TYPE_IPV6:

      ZVAL_OBJ_COPY(retval, zend_enum_get_case_cstr(php_uri_ce_whatwg_url_host_type, "IPv6"));

      return;

    case LXB_URL_HOST_TYPE_DOMAIN:

      ZVAL_OBJ_COPY(retval, zend_enum_get_case_cstr(php_uri_ce_whatwg_url_host_type, "Domain"));

      return;

    case LXB_URL_HOST_TYPE_EMPTY:

      ZVAL_OBJ_COPY(retval, zend_enum_get_case_cstr(php_uri_ce_whatwg_url_host_type, "Empty"));

      return;

    case LXB_URL_HOST_TYPE_OPAQUE:

      ZVAL_OBJ_COPY(retval, zend_enum_get_case_cstr(php_uri_ce_whatwg_url_host_type, "Opaque"));

      return;

    case LXB_URL_HOST_TYPE__UNDEF:

      ZVAL_NULL(retval);

      return;

    default: ZEND_UNREACHABLE();

  }

}

static zend_result php_uri_parser_whatwg_host_write(void *uri, zval *value, zval *errors)

{

  lxb_url_t *lexbor_uri = uri;

  lexbor_str_t str = {0};

  zval_string_or_null_to_lexbor_str(value, &str);

  lxb_url_parser_clean(&lexbor_parser);

  if (lxb_url_api_hostname_set(lexbor_uri, &lexbor_parser, str.data, str.length) != LXB_STATUS_OK) {

    throw_invalid_url_exception_during_write(errors, "host");

    return FAILURE;

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_port_read(void *uri, php_uri_component_read_mode read_mode, zval *retval)

{

  const lxb_url_t *lexbor_uri = uri;

  if (lexbor_uri->has_port) {

    ZVAL_LONG(retval, lexbor_uri->port);

  } else {

    ZVAL_NULL(retval);

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_port_write(void *uri, zval *value, zval *errors)

{

  lxb_url_t *lexbor_uri = uri;

  lexbor_str_t str = {0};

  zval_long_or_null_to_lexbor_str(value, &str);

  lxb_url_parser_clean(&lexbor_parser);

  if (lxb_url_api_port_set(lexbor_uri, &lexbor_parser, str.data, str.length) != LXB_STATUS_OK) {

    throw_invalid_url_exception_during_write(errors, "port");

    return FAILURE;

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_path_read(void *uri, php_uri_component_read_mode read_mode, zval *retval)

{

  const lxb_url_t *lexbor_uri = uri;

  if (lexbor_uri->path.str.length > 0) {

    ZVAL_STRINGL(retval, (const char *) lexbor_uri->path.str.data, lexbor_uri->path.str.length);

  } else {

    ZVAL_EMPTY_STRING(retval);

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_path_write(void *uri, zval *value, zval *errors)

{

  lxb_url_t *lexbor_uri = uri;

  lexbor_str_t str = {0};

  zval_string_or_null_to_lexbor_str(value, &str);

  lxb_url_parser_clean(&lexbor_parser);

  if (lxb_url_api_pathname_set(lexbor_uri, &lexbor_parser, str.data, str.length) != LXB_STATUS_OK) {

    throw_invalid_url_exception_during_write(errors, "path");

    return FAILURE;

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_query_read(void *uri, php_uri_component_read_mode read_mode, zval *retval)

{

  const lxb_url_t *lexbor_uri = uri;

  if (lexbor_uri->query.data != NULL) {

    ZVAL_STRINGL(retval, (const char *) lexbor_uri->query.data, lexbor_uri->query.length);

  } else {

    ZVAL_NULL(retval);

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_query_write(void *uri, zval *value, zval *errors)

{

  lxb_url_t *lexbor_uri = uri;

  lexbor_str_t str = {0};

  zval_string_or_null_to_lexbor_str(value, &str);

  lxb_url_parser_clean(&lexbor_parser);

  if (lxb_url_api_search_set(lexbor_uri, &lexbor_parser, str.data, str.length) != LXB_STATUS_OK) {

    throw_invalid_url_exception_during_write(errors, "query string");

    return FAILURE;

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_fragment_read(void *uri, php_uri_component_read_mode read_mode, zval *retval)

{

  const lxb_url_t *lexbor_uri = uri;

  if (lexbor_uri->fragment.data != NULL) {

    ZVAL_STRINGL(retval, (const char *) lexbor_uri->fragment.data, lexbor_uri->fragment.length);

  } else {

    ZVAL_NULL(retval);

  }

  return SUCCESS;

}

static zend_result php_uri_parser_whatwg_fragment_write(void *uri, zval *value, zval *errors)

{

  lxb_url_t *lexbor_uri = uri;

  lexbor_str_t str = {0};

  zval_string_or_null_to_lexbor_str(value, &str);

  lxb_url_parser_clean(&lexbor_parser);

  if (lxb_url_api_hash_set(lexbor_uri, &lexbor_parser, str.data, str.length) != LXB_STATUS_OK) {

    throw_invalid_url_exception_during_write(errors, "fragment");

    return FAILURE;

  }

  return SUCCESS;

}

PHP_RINIT_FUNCTION(uri_parser_whatwg)

{

  lxb_status_t status;

  status = lexbor_mraw_init(&lexbor_mraw, lexbor_mraw_byte_size);

  if (status != LXB_STATUS_OK) {

    goto fail;

  }

  status = lxb_url_parser_init(&lexbor_parser, &lexbor_mraw);

  if (status != LXB_STATUS_OK) {

    goto fail;

  }

  status = lxb_unicode_idna_init(&lexbor_idna);

  if (status != LXB_STATUS_OK) {

    goto fail;

  }

  return SUCCESS;

 fail:

  /* Unconditionally calling the _destroy() functions is

   * safe on a zeroed structure. */

  lxb_unicode_idna_destroy(&lexbor_idna, false);

  memset(&lexbor_idna, 0, sizeof(lexbor_idna));

  lxb_url_parser_destroy(&lexbor_parser, false);

  memset(&lexbor_parser, 0, sizeof(lexbor_parser));

  lexbor_mraw_destroy(&lexbor_mraw, false);

  memset(&lexbor_mraw, 0, sizeof(lexbor_mraw));

  return FAILURE;

}

ZEND_MODULE_POST_ZEND_DEACTIVATE_D(uri_parser_whatwg)

{

  lxb_unicode_idna_destroy(&lexbor_idna, false);

  memset(&lexbor_idna, 0, sizeof(lexbor_idna));

  lxb_url_parser_destroy(&lexbor_parser, false);

  memset(&lexbor_parser, 0, sizeof(lexbor_parser));

  lexbor_mraw_destroy(&lexbor_mraw, false);

  memset(&lexbor_mraw, 0, sizeof(lexbor_mraw));

  return SUCCESS;

}

lxb_url_t *php_uri_parser_whatwg_parse_ex(const char *uri_str, size_t uri_str_len, const lxb_url_t *lexbor_base_url, zval *errors, bool silent)

{

  lxb_url_parser_clean(&lexbor_parser);

  lxb_url_t *url = lxb_url_parse(&lexbor_parser, lexbor_base_url, (unsigned char *) uri_str, uri_str_len);

  if ((url == NULL && !silent) || errors != NULL) {

    zval err;

    const char *reason = fill_errors(&err);

    if (url == NULL && !silent) {

      zend_object *exception = zend_throw_exception_ex(php_uri_ce_whatwg_invalid_url_exception, 0, "The specified URI is malformed%s%s%s", reason ? " (" : "", reason ? reason : "", reason ? ")" : "");

      zend_update_property(exception->ce, exception, ZEND_STRL("errors"), &err);

    }

    if (errors != NULL) {

      zval_ptr_dtor(errors);

      ZVAL_COPY_VALUE(errors, &err);

    } else {

      zval_ptr_dtor(&err);

    }

  }

  return url;

}

static void *php_uri_parser_whatwg_parse(const char *uri_str, size_t uri_str_len, const void *base_url, zval *errors, bool silent)

{

  return php_uri_parser_whatwg_parse_ex(uri_str, uri_str_len, base_url, errors, silent);

}

static void *php_uri_parser_whatwg_clone(void *uri)

{

  const lxb_url_t *lexbor_uri = uri;

  return lxb_url_clone(lexbor_parser.mraw, lexbor_uri);

}

static zend_string *php_uri_parser_whatwg_to_string(void *uri, php_uri_recomposition_mode recomposition_mode, bool exclude_fragment)

{

  const lxb_url_t *lexbor_uri = uri;

  smart_str uri_str = {0};

  switch (recomposition_mode) {

    case PHP_URI_RECOMPOSITION_MODE_RAW_UNICODE:

      ZEND_FALLTHROUGH;

    case PHP_URI_RECOMPOSITION_MODE_NORMALIZED_UNICODE:

      lxb_url_serialize_idna(&lexbor_idna, lexbor_uri, serialize_to_smart_str_callback, &uri_str, exclude_fragment);

      lxb_unicode_idna_clean(&lexbor_idna);

      break;

    case PHP_URI_RECOMPOSITION_MODE_RAW_ASCII:

      ZEND_FALLTHROUGH;

    case PHP_URI_RECOMPOSITION_MODE_NORMALIZED_ASCII:

      lxb_url_serialize(lexbor_uri, serialize_to_smart_str_callback, &uri_str, exclude_fragment);

      break;

    default: ZEND_UNREACHABLE();

  }

  return smart_str_extract(&uri_str);

}

static void php_uri_parser_whatwg_destroy(void *uri)

{

  lxb_url_t *lexbor_uri = uri;

  lxb_url_destroy(lexbor_uri);

}

PHPAPI const php_uri_parser php_uri_parser_whatwg = {

  .name = PHP_URI_PARSER_WHATWG,

  .parse = php_uri_parser_whatwg_parse,

  .clone = php_uri_parser_whatwg_clone,

  .to_string = php_uri_parser_whatwg_to_string,

  .destroy = php_uri_parser_whatwg_destroy,

  {

    .scheme = {.read = php_uri_parser_whatwg_scheme_read, .write = php_uri_parser_whatwg_scheme_write},

    .username = {.read = php_uri_parser_whatwg_username_read, .write = php_uri_parser_whatwg_username_write},

    .password = {.read = php_uri_parser_whatwg_password_read, .write = php_uri_parser_whatwg_password_write},

    .host = {.read = php_uri_parser_whatwg_host_read, .write = php_uri_parser_whatwg_host_write},

    .port = {.read = php_uri_parser_whatwg_port_read, .write = php_uri_parser_whatwg_port_write},

    .path = {.read = php_uri_parser_whatwg_path_read, .write = php_uri_parser_whatwg_path_write},

    .query = {.read = php_uri_parser_whatwg_query_read, .write = php_uri_parser_whatwg_query_write},

    .fragment = {.read = php_uri_parser_whatwg_fragment_read, .write = php_uri_parser_whatwg_fragment_write},

  }

};