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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SERVICES_NETWORK_REQUEST_HEADER_TO_ENUM_H_
#define SERVICES_NETWORK_REQUEST_HEADER_TO_ENUM_H_
#include <string_view>
namespace network {
// Request header names that have been observed sent from Chrome on major sites
// and also appear in the source code. This does not include request headers
// that are added by CorsURLLoader or within //net, such as
// "Access-Control-Request-Method" or "Connection".
// These values are persisted to logs. Entries should not be renumbered and
// numeric values should never be reused.
//
// LINT.IfChange(RequestHeader)
enum class RequestHeader {
kOther = 0,
kAccept = 1,
kAcceptEncoding = 2,
kAcceptLanguage = 3,
kAuthorization = 4,
kCacheControl = 5,
kClientVersion = 6,
kContentEncoding = 7,
kContentType = 8,
kDeviceMemory = 9,
kDownlink = 10,
kDpr = 11,
kEct = 12,
kGoogleTranslateElementMode = 13,
kIfModifiedSince = 14,
kIfNoneMatch = 15,
kOrigin = 16,
kPingFrom = 17,
kPingTo = 18,
kPragma = 19,
kRange = 20,
kRequestId = 21,
kRtt = 22,
kSecBrowsingTopics = 23,
kSecChDeviceMemory = 24,
kSecChDpr = 25,
kSecChPrefersColorScheme = 26,
kSecChUa = 27,
kSecChUaArch = 28,
kSecChUaBitness = 29,
kSecChUaFormFactors = 30,
kSecChUaFullVersion = 31,
kSecChUaFullVersionList = 32,
kSecChUaMobile = 33,
kSecChUaModel = 34,
kSecChUaPlatform = 35,
kSecChUaPlatformVersion = 36,
kSecChUaWow64 = 37,
kSecChViewportHeight = 38,
kSecChViewportWidth = 39,
kSecPurpose = 40,
kServiceWorker = 41,
kServiceWorkerNavigationPreload = 42,
kSID = 43,
kTraceparent = 44,
kUpgradeInsecureRequests = 45,
kUserAgent = 46,
kViewportWidth = 47,
kXChromeConnected = 48,
kXChromeIDConsistencyRequest = 49,
kXClientData = 50,
kXDeveloperKey = 51,
kXGoogApiKey = 52,
kXGoogEncodeResponseIfExecutable = 53,
kXGoogExt174067345Bin = 54,
kXGoogUpdateAppId = 55,
kXGoogUpdateInteractivity = 56,
kXGoogUpdateUpdater = 57,
kXHTTPMethodOverride = 58,
kXOAuthClientID = 59,
kXRequestedWith = 60,
kXServerTimeout = 61,
kXUseAltService = 62,
kXWebChannelContentType = 63,
// If you need to add a new header, add it here. Do not attempt to preserve
// alphabetic order.
kMaxValue = kXWebChannelContentType,
};
// LINT.ThenChange(//tools/metrics/histograms/metadata/network/enums.xml:RequestHeader)
// Returns the corresponding enum value if `name` is a match
// for one of the headers in the RequestHeader enum, or RequestHeader::kOther
// otherwise. `name` must be in lower-case.
RequestHeader LowerCaseRequestHeaderToEnum(std::string_view name);
// Logs the request header to UMA with the specific histogram name.
// `header_name` must be in lower-case.
void LogLowerCaseRequestHeaderToUma(std::string_view histogram_name,
std::string_view header_name);
} // namespace network
#endif // SERVICES_NETWORK_REQUEST_HEADER_TO_ENUM_H_
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