xref: /base/web/webview/interfaces/native/arkweb_scheme_handler.h

/*
 * Copyright (c) 2023 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @addtogroup Web
 * @{
 *
 * @brief Provides APIs to intercept the request from ArkWeb.
 * @since 12
 */
/**
 * @file arkweb_scheme_handler.h
 *
 * @brief Declares the APIs to intercept the request from ArkWeb.
 * @library libohweb.so
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
#ifndef ARKWEB_SCHEME_HANDLER_H
#define ARKWEB_SCHEME_HANDLER_H

#include <cstdint>

#include "arkweb_error_code.h"
#include "arkweb_net_error_list.h"

#ifdef __cplusplus
extern "C" {
#endif

/*
 * @brief Configuration information for custom schemes.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef enum ArkWeb_CustomSchemeOption {
    OH_ARKWEB_SCHEME_OPTION_NONE = 0,

    /*
     * @brief If ARKWEB_SCHEME_OPTION_STANDARD is set the scheme will be handled as a standard scheme. The standard
     *        schemes needs to comply with the URL normalization and parsing rules defined in Section 3.1 of RFC 1738,
     *        which can be found in the http://www.ietf.org/rfc/rfc1738.txt.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @since 12
     */
    ARKWEB_SCHEME_OPTION_STANDARD = 1 << 0,

    /*
     * @brief If ARKWEB_SCHEME_OPTION_LOCAL is set, the same security rules as those applied to the "file" URL will be
     *        used to handle the scheme.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @since 12
     */
    ARKWEB_SCHEME_OPTION_LOCAL = 1 << 1,

    /*
     * @brief If ARKWEB_SCHEME_OPTION_DISPLAY_ISOLATED is set, then the scheme can only be displayed from other content
     *        hosted using the same scheme.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @since 12
     */
    ARKWEB_SCHEME_OPTION_DISPLAY_ISOLATED = 1 << 2,

    /*
     * @brief If ARKWEB_SCHEME_OPTION_SECURE is set, the same security rules as those applied to the "https" URL will be
     *        used to handle the scheme.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @since 12
     */
    ARKWEB_SCHEME_OPTION_SECURE = 1 << 3,

    /*
     * @brief If ARKWEB_SCHEME_OPTION_CORS_ENABLED is set, then the scheme can be sent CORS requests. In most case this
     *        value should be set when ARKWEB_SCHEME_OPTION_STANDARD is set.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @since 12
     */
    ARKWEB_SCHEME_OPTION_CORS_ENABLED = 1 << 4,

    /*
     * @brief If ARKWEB_SCHEME_OPTION_CSP_BYPASSING is set, then this scheme can bypass Content Security Policy (CSP)
     *        checks. In most cases, this value should not be set when ARKWEB_SCHEME_OPTION_STANDARD is set.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @since 12
     */
    ARKWEB_SCHEME_OPTION_CSP_BYPASSING = 1 << 5,

    /*
     * @brief If ARKWEB_SCHEME_OPTION_FETCH_ENABLED is set, then this scheme can perform FETCH API requests.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @since 12
     */
    ARKWEB_SCHEME_OPTION_FETCH_ENABLED = 1 << 6,

    /*
     * @brief If ARKWEB_SCHEME_OPTION_CODE_CACHE_ENABLED is set, then the js of this scheme can generate code cache.
     *
     * @syscap SystemCapability.Web.Webview.Core
     * @since 12
     */
    ARKWEB_SCHEME_OPTION_CODE_CACHE_ENABLED = 1 << 7,
} ArkWeb_CustomSchemeOption;

/*
 * @brief  This class is used to intercept requests for a specified scheme.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef struct ArkWeb_SchemeHandler_ ArkWeb_SchemeHandler;

/*
 * @brief Used to intercept url requests. Response headers and body can be sent through ArkWeb_ResourceHandler.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef struct ArkWeb_ResourceHandler_ ArkWeb_ResourceHandler;

/*
 * @brief The response of the intercepted request.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef struct ArkWeb_Response_ ArkWeb_Response;

/*
 * @brief The info of the request. You can obtain the requested URL, method, post data, and other information through
 *        OH_ArkWeb_ResourceRequest.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef struct ArkWeb_ResourceRequest_ ArkWeb_ResourceRequest;

/*
 * @brief The request headers of the request.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef struct ArkWeb_RequestHeaderList_ ArkWeb_RequestHeaderList;

/*
 * @brief The http body of the request. Use OH_ArkWebHttpBodyStream_* interface to read the body.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef struct ArkWeb_HttpBodyStream_ ArkWeb_HttpBodyStream;


/*
 * @brief Callback for handling the request. This will called on the IO thread. should not use resourceHandler in the
 *        function.
 * @param schemeHandler The ArkWeb_SchemeHandler.
 * @param resourceRequest Obtain request's information through this.
 * @param resourceHandler The ArkWeb_ResourceHandler for the request. It should not be used if intercept is set to
 *                        false.
 * @param intercept If true will intercept the request, if false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef void (*ArkWeb_OnRequestStart)(const ArkWeb_SchemeHandler* schemeHandler,
                                      ArkWeb_ResourceRequest* resourceRequest,
                                      const ArkWeb_ResourceHandler* resourceHandler,
                                      bool* intercept);

/*
 * @brief Callback when the request is completed. This will called on the IO thread.
 *        Should destory the resourceRequest by ArkWeb_ResourceRequest_Destroy and use ArkWeb_ResourceHandler_Destroy
 *        destroy the ArkWeb_ResourceHandler received in ArkWeb_OnRequestStart.
 * @param schemeHandler The ArkWeb_SchemeHandler.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef void (*ArkWeb_OnRequestStop)(const ArkWeb_SchemeHandler* schemeHandler,
                                     const ArkWeb_ResourceRequest* resourceRequest);

/*
 * @brief Callback when the read operation done.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @param buffer The buffer to receive data.
 * @param bytesRead Callback after OH_ArkWebHttpBodyStream_Read. bytesRead greater than 0 means that the buffer is
 *                  filled with data of bytesRead size. Caller can read from the buffer, and if
 *                  OH_ArkWebHttpBodyStream_IsEOF is false, caller can continue to read the remaining data.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef void (*ArkWeb_HttpBodyStreamReadCallback)(const ArkWeb_HttpBodyStream* httpBodyStream,
                                                  uint8_t* buffer,
                                                  int bytesRead);

/*
 * @brief  Callback when the init operation done.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @param result ARKWEB_NET_OK on success otherwise refer to ARKWEB_NET_ERROR.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
typedef void (*ArkWeb_HttpBodyStreamInitCallback)(const ArkWeb_HttpBodyStream* httpBodyStream, ArkWeb_NetError result);

/*
 * @brief Destroy the ArkWeb_RequestHeaderList.
 * @param requestHeaderList The ArkWeb_RequestHeaderList to be destroyed.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebRequestHeaderList_Destroy(ArkWeb_RequestHeaderList* requestHeaderList);

/*
 * @brief Get the request headers size.
 * @param requestHeaderList The list of request header.
 * @return The size of request headers. -1 if requestHeaderList is invalid.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebRequestHeaderList_GetSize(const ArkWeb_RequestHeaderList* requestHeaderList);

/*
 * @brief Get the specified request header.
 * @param requestHeaderList The list of request header.
 * @param index The index of request header.
 * @param key The header key. Caller must release the string by OH_ArkWeb_ReleaseString.
 * @param value The header value. Caller must release the string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebRequestHeaderList_GetHeader(const ArkWeb_RequestHeaderList* requestHeaderList,
                                          int32_t index,
                                          char** key,
                                          char** value);

/*
 * @brief Set a user data to ArkWeb_ResourceRequest.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @param userData The user data to set.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResourceRequest_SetUserData(ArkWeb_ResourceRequest* resourceRequest, void* userData);

/*
 * @brief Get the user data from ArkWeb_ResourceRequest.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @return The set user data.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void* OH_ArkWebResourceRequest_GetUserData(const ArkWeb_ResourceRequest* resourceRequest);

/*
 * @brief Get the method of request.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @param method The request's http method. This function will allocate memory for the method string and caller must
 *               release the string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResourceRequest_GetMethod(const ArkWeb_ResourceRequest* resourceRequest, char** method);

/*
 * @brief Get the url of request.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @param url The request's url. This function will allocate memory for the url string and caller must release the
 *            string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResourceRequest_GetUrl(const ArkWeb_ResourceRequest* resourceRequest, char** url);

/*
 * @brief Create a ArkWeb_HttpBodyStream which used to read the http body.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @param httpBodyStream The request's http body. This function will allocate memory for the http body stream and
 *                       caller must release the httpBodyStream by OH_ArkWebResourceRequest_DestroyHttpBodyStream.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResourceRequest_GetHttpBodyStream(const ArkWeb_ResourceRequest* resourceRequest,
                                                ArkWeb_HttpBodyStream** httpBodyStream);

/*
 * @brief Destroy the http body stream.
 * @param httpBodyStream The httpBodyStream to be destroyed.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResourceRequest_DestroyHttpBodyStream(ArkWeb_HttpBodyStream* httpBodyStream);

/*
 * @brief Get the resource type of request.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @return The resource type of request. -1 if resourceRequest is invalid.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResourceRequest_GetResourceType(const ArkWeb_ResourceRequest* resourceRequest);

/*
 * @brief Get the url of frame which trigger this request.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @param frameUrl The url of frame which trigger this request. This function will allocate memory for the url string
 *            and caller must release the string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResourceRequest_GetFrameUrl(const ArkWeb_ResourceRequest* resourceRequest, char** frameUrl);

/*
 * @brief Set a user data to ArkWeb_HttpBodyStream.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @param userData The user data to set.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebHttpBodyStream_SetUserData(ArkWeb_HttpBodyStream* httpBodyStream, void* userData);

/*
 * @brief Get the user data from ArkWeb_HttpBodyStream.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @return The set user data.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void* OH_ArkWebHttpBodyStream_GetUserData(const ArkWeb_HttpBodyStream* httpBodyStream);

/*
 * @brief Set the callback for OH_ArkWebHttpBodyStream_Read, the result of OH_ArkWebHttpBodyStream_Read will be
 *        notified to caller through the readCallback. The callback will runs in the same thread as
 *        OH_ArkWebHttpBodyStream_Read.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @param readCallback The callback of read function.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebHttpBodyStream_SetReadCallback(ArkWeb_HttpBodyStream* httpBodyStream,
                                                ArkWeb_HttpBodyStreamReadCallback readCallback);

/*
 * @brief Init the http body stream. This function must be called before calling any other functions.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @param initCallback The callback of init.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebHttpBodyStream_Init(ArkWeb_HttpBodyStream* httpBodyStream,
                                     ArkWeb_HttpBodyStreamInitCallback initCallback);

/*
 * @brief Read the http body to the buffer. The buffer must be larger than the bufLen. We will be reading data from a
 *        worker thread to the buffer, so should not use the buffer in other threads before the callback to avoid
 *        concurrency issues.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @param buffer The buffer to receive data.
 * @param bufLen The size of bytes to read.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebHttpBodyStream_Read(const ArkWeb_HttpBodyStream* httpBodyStream, uint8_t* buffer, int bufLen);

/*
 * @brief Get the total size of the data stream.
 *        When data is chunked or httpBodyStream is invalid, always return zero.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @return The size of data stream.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
uint64_t OH_ArkWebHttpBodyStream_GetSize(const ArkWeb_HttpBodyStream* httpBodyStream);

/*
 * @brief Get the current position of the data stream.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @return The current position of data stream. 0 if httpBodyStream is invalid.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
uint64_t OH_ArkWebHttpBodyStream_GetPosition(const ArkWeb_HttpBodyStream* httpBodyStream);

/*
 * @brief Get if the data stream is chunked.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @return True if is chunked; false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
bool OH_ArkWebHttpBodyStream_IsChunked(const ArkWeb_HttpBodyStream* httpBodyStream);


/*
 * @brief Returns true if all data has been consumed from this upload data stream. For chunked uploads, returns false
 *        until the first read attempt.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @return True if all data has been consumed; false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
bool OH_ArkWebHttpBodyStream_IsEof(const ArkWeb_HttpBodyStream* httpBodyStream);

/*
 * @brief Returns true if the upload data in the stream is entirely in memory, and all read requests will succeed
 *        synchronously. Expected to return false for chunked requests.
 * @param httpBodyStream The ArkWeb_HttpBodyStream.
 * @return True if the upload data is in memory; false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
bool OH_ArkWebHttpBodyStream_IsInMemory(const ArkWeb_HttpBodyStream* httpBodyStream);

/*
 * @brief Destroy the ArkWeb_ResourceRequest.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResourceRequest_Destroy(const ArkWeb_ResourceRequest* resourceRequest);

/*
 * @brief Get the referrer of request.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @param referrer The request's referrer. This function will allocate memory for the referrer string and caller
 *                 must release the string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResourceRequest_GetReferrer(const ArkWeb_ResourceRequest* resourceRequest, char** referrer);

/*
 * @brief Get the OH_ArkWeb_RequestHeaderList of the request.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @param requestHeaderList The RequestHeaderList of request.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResourceRequest_GetRequestHeaders(const ArkWeb_ResourceRequest* resourceRequest,
                                                ArkWeb_RequestHeaderList** requestHeaderList);

/*
 * @brief Get if this is a redirect request.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @return True if this is a redirect; false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
bool OH_ArkWebResourceRequest_IsRedirect(const ArkWeb_ResourceRequest* resourceRequest);

/*
 * @brief Get if this is a request from main frame.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @return True if this is from main frame; false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
bool OH_ArkWebResourceRequest_IsMainFrame(const ArkWeb_ResourceRequest* resourceRequest);

/*
 * @brief Get if this is a request is triggered by user gesutre.
 * @param resourceRequest The ArkWeb_ResourceRequest.
 * @return True if this is triggered by user gesture; false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
bool OH_ArkWebResourceRequest_HasGesture(const ArkWeb_ResourceRequest* resourceRequest);

/*
 * @brief Register custom scheme to the ArkWeb. Should not be called for built-in HTTP, HTTPS, FILE, FTP, ABOUT and
 *        DATA schemes. This function should be called on main thread.
 * @param scheme The scheme to regist.
 * @param option The configuration of the scheme.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWeb_RegisterCustomSchemes(const char* scheme, int32_t option);

/*
 * @brief Set a ArkWeb_SchemeHandler for a specific scheme to intercept requests of that scheme type.
 *        SchemeHandler should be set after the BrowserContext created.
 *        Use WebviewController.initializeWebEngine to initialize the BrowserContext without create a ArkWeb.
 *
 * @param scheme Scheme that need to be intercepted.
 * @param schemeHandler The SchemeHandler for the scheme. Only requests triggered by ServiceWorker will be notified
 *                      through this handler.
 * @return Return true if set SchemeHandler for specific scheme successful, return false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
bool OH_ArkWebServiceWorker_SetSchemeHandler(const char* scheme, ArkWeb_SchemeHandler* schemeHandler);

/*
 * @brief Set a ArkWeb_SchemeHandler for a specific scheme to intercept requests of that scheme type.
 *        SchemeHandler should be set after the BrowserContext created.
 *        Use WebviewController.initializeWebEngine to initialize the BrowserContext without create a ArkWeb.
 *
 * @param scheme Scheme that need to be intercepted.
 * @param webTag The name of the web component.
 * @param schemeHandler The SchemeHandler for the scheme. Only requests triggered from the specified web will be
 *                      notified through this handler.
 * @return Return true if set SchemeHandler for specific scheme successful, return false otherwise.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
bool OH_ArkWeb_SetSchemeHandler(const char* scheme, const char* webTag, ArkWeb_SchemeHandler* schemeHandler);

/*
 * @brief Clear the handler registered on the specified web for service worker.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebServiceWorker_ClearSchemeHandlers();

/*
 * @brief Clear the handler registered on the specified web.
 * @param webTag The name of the web component.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWeb_ClearSchemeHandlers(const char* webTag);

/*
 * @brief Create a SchemeHandler.
 * @param schemeHandler Return the created SchemeHandler. Use OH_ArkWeb_DestroySchemeHandler destroy it when donn't
 *                      need it.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWeb_CreateSchemeHandler(ArkWeb_SchemeHandler** schemeHandler);

/*
 * @brief Destroy a SchemeHandler.
 * @param The ArkWeb_SchemeHandler to be destroy.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWeb_DestroySchemeHandler(ArkWeb_SchemeHandler* schemeHandler);

/*
 * @brief Set a user data to ArkWeb_SchemeHandler.
 * @param schemeHandler The ArkWeb_SchemeHandler.
 * @param userData The user data to set.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebSchemeHandler_SetUserData(ArkWeb_SchemeHandler* schemeHandler, void* userData);

/*
 * @brief Get the user data from ArkWeb_SchemeHandler.
 * @param schemeHandler The ArkWeb_SchemeHandler.
 * @return The set user data.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void* OH_ArkWebSchemeHandler_GetUserData(const ArkWeb_SchemeHandler* schemeHandler);

/*
 * @brief Set the OnRequestStart callback for SchemeHandler.
 * @param schemeHandler The SchemeHandler for the scheme.
 * @param onRequestStart The OnRequestStart callback.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebSchemeHandler_SetOnRequestStart(ArkWeb_SchemeHandler* schemeHandler,
                                                 ArkWeb_OnRequestStart onRequestStart);

/*
 * @brief Set the OnRequestStop callback for SchemeHandler.
 * @param schemeHandler The SchemeHandler for the scheme.
 * @param onRequestStop The OnRequestStop callback.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebSchemeHandler_SetOnRequestStop(ArkWeb_SchemeHandler* schemeHandler,
                                                ArkWeb_OnRequestStop onRequestStop);

/*
 * @brief Create a Response for a request.
 * @param Return the created Response. Use OH_ArkWeb_DestroyResponse to destroy when donn't need it.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWeb_CreateResponse(ArkWeb_Response** response);

/*
 * @brief Destroy the Reponse.
 * @param response The Response needs destroy.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWeb_DestroyResponse(ArkWeb_Response* response);

/*
 * @brief Set the resolved URL after redirects or changed as a result of HSTS.
 * @param response The ArkWeb_Response.
 * @param url The resolved URL.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResponse_SetUrl(ArkWeb_Response* response, const char* url);

/*
 * @brief Get the resolved URL after redirects or changed as a result of HSTS.
 * @param response The ArkWeb_Response.
 * @param url The resolved URL.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResponse_GetUrl(const ArkWeb_Response* response, char** url);

/*
 * @brief Set a error code to ArkWeb_Response.
 * @param response The ArkWeb_Response.
 * @param errorCode The error code for the failed request.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResponse_SetError(ArkWeb_Response* response, ArkWeb_NetError errorCode);

/*
 * @brief Get the response's error code.
 * @param response The ArkWeb_Response.
 * @return The response's error code.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
ArkWeb_NetError OH_ArkWebResponse_GetError(const ArkWeb_Response* response);

/*
 * @brief Set a status code to ArkWebResponse.
 * @param response The ArkWeb_Response.
 * @param status The http status code for the request.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResponse_SetStatus(ArkWeb_Response* response, int status);

/*
 * @brief Get the response's status code.
 * @param response The ArkWeb_Response.
 * @return The response's http status code. -1 if response is invalid.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int OH_ArkWebResponse_GetStatus(const ArkWeb_Response* response);

/*
 * @brief Set a status text to ArkWebResponse.
 * @param response The ArkWeb_Response.
 * @param statusText The status text for the request.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResponse_SetStatusText(ArkWeb_Response* response, const char* statusText);

/*
 * @brief Get the response's status text.
 * @param response The ArkWeb_Response.
 * @param statusText Return the response's statusText. This function will allocate memory for the statusText string and
 *                   caller must release the string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResponse_GetStatusText(const ArkWeb_Response* response, char** statusText);

/*
 * @brief Set mime type to ArkWebResponse.
 * @param response The ArkWeb_Response.
 * @param mimeType The mime type for the request.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResponse_SetMimeType(ArkWeb_Response* response, const char* mimeType);

/*
 * @brief Get the response's mime type.
 * @param response The ArkWeb_Response.
 * @param mimeType Return the response's mime type. This function will allocate memory for the mime type string and
 *                 caller must release the string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResponse_GetMimeType(const ArkWeb_Response* response, char** mimeType);

/*
 * @brief Set charset to ArkWeb_Response.
 * @param response The ArkWeb_Response.
 * @param charset The charset for the request.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResponse_SetCharset(ArkWeb_Response* response, const char* charset);

/*
 * @brief Get the response's charset.
 * @param response The ArkWeb_Response.
 * @param charset Return the response's charset. This function will allocate memory for the charset string and caller
 *                must release the string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResponse_GetCharset(const ArkWeb_Response* response, char** charset);

/*
 * @brief Set a header to ArkWeb_Response.
 * @param response The ArkWeb_Response.
 * @param name The name of the header.
 * @param value The value of the header.
 * @bool overwirte If true will overwrite the exsits header, if false otherwise.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResponse_SetHeaderByName(ArkWeb_Response* response,
                                          const char* name,
                                          const char* value,
                                          bool overwrite);

/*
 * @brief Get the header from the response.
 * @param response The ArkWeb_Response.
 * @param name The name of the header.
 * @param value Return the header's value. This function will allocate memory for the value string and caller must
 *              release the string by OH_ArkWeb_ReleaseString.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWebResponse_GetHeaderByName(const ArkWeb_Response* response, const char* name, char** value);

/*
 * @brief Destroy the ArkWeb_ResourceHandler.
 * @param resourceHandler The ArkWeb_ResourceHandler.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResourceHandler_Destroy(const ArkWeb_ResourceHandler* resourceHandler);

/*
 * @brief Pass response headers to intercepted requests.
 * @param resourceHandler The ArkWeb_ResourceHandler for the request.
 * @param response The ArkWeb_Response for the intercepting requests.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResourceHandler_DidReceiveResponse(const ArkWeb_ResourceHandler* resourceHandler,
                                                    const ArkWeb_Response* response);

/*
 * @brief Pass response body data to intercepted requests.
 * @param resourceHandler The ArkWeb_ResourceHandler for the request.
 * @param buffer Buffer data to send.
 * @param bufLen The size of buffer.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResourceHandler_DidReceiveData(const ArkWeb_ResourceHandler* resourceHandler,
                                                const uint8_t* buffer,
                                                int64_t bufLen);

/*
 * @brief Notify the ArkWeb that this request should be finished and there is no more data available.
 * @param resourceHandler The ArkWeb_ResourceHandler for the request.
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResourceHandler_DidFinish(const ArkWeb_ResourceHandler* resourceHandler);

/*
 * @brief Notify the ArkWeb that this request should be failed.
 * @param resourceHandler The ArkWeb_ResourceHandler for the request.
 * @param errorCode The error code for this request. refer to arkweb_net_error_list.h
 * @return 0 if success; otherwise if fail. refer to arkweb_error_code.h.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
int32_t OH_ArkWebResourceHandler_DidFailWithError(const ArkWeb_ResourceHandler* resourceHandler,
                                                  ArkWeb_NetError errorCode);

/*
 * @brief Release the string acquired by native function.
 * @param string The string to be released.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWeb_ReleaseString(char* string);

/*
 * @brief Release the byte array acquired by native function.
 * @param byteArray The byte array to be released.
 *
 * @syscap SystemCapability.Web.Webview.Core
 * @since 12
 */
void OH_ArkWeb_ReleaseByteArray(uint8_t* byteArray);

int32_t OH_ArkWebSchemeHandler_SetFromEts(ArkWeb_SchemeHandler* schemeHandler,
                                          bool fromEts);

#ifdef __cplusplus
};
#endif
#endif // ARKWEB_SCHEME_HANDLER_H