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// Copyright 2021 The Cobalt Authors. All Rights Reserved.
//
// 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.
#ifndef COBALT_EXTENSION_URL_FETCHER_OBSERVER_H_
#define COBALT_EXTENSION_URL_FETCHER_OBSERVER_H_
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
#define URL_FETCHER_OBSERVER_MAX_URL_SIZE 128
#define URL_FETCHER_COMMAND_LINE_SWITCH "url_fetcher_observer"
#define kCobaltExtensionUrlFetcherObserverName \
"dev.cobalt.extension.UrlFetcherObserver"
typedef struct CobaltExtensionUrlFetcherObserverApi {
// Name should be the string |kCobaltExtensionUrlFetcherObserverName|.
// This helps to validate that the extension API is correct.
const char* name;
// This specifies the version of the API that is implemented.
uint32_t version;
// The fields below this point were added in version 1 or later.
// The UrlFetcher for the specified |url| was created.
void (*FetcherCreated)(const char* url);
// The UrlFetcher for the specified |url| was destroyed.
void (*FetcherDestroyed)(const char* url);
// The URL request started for the specified |url|.
void (*StartURLRequest)(const char* url);
} CobaltExtensionUrlFetcherObserverApi;
#ifdef __cplusplus
} // extern "C"
#endif
#endif // COBALT_EXTENSION_URL_FETCHER_OBSERVER_H_