ResourceResponseBase.h [plain text]
#pragma once
#include "CacheValidation.h"
#include "CertificateInfo.h"
#include "HTTPHeaderMap.h"
#include "NetworkLoadMetrics.h"
#include "ParsedContentRange.h"
#include "URL.h"
#include <wtf/SHA1.h>
#include <wtf/WallTime.h>
namespace WebCore {
class ResourceResponse;
bool isScriptAllowedByNosniff(const ResourceResponse&);
class ResourceResponseBase {
WTF_MAKE_FAST_ALLOCATED;
public:
enum class Type : uint8_t { Basic, Cors, Default, Error, Opaque, Opaqueredirect };
enum class Tainting : uint8_t { Basic, Cors, Opaque, Opaqueredirect };
static bool isRedirectionStatusCode(int code) { return code == 301 || code == 302 || code == 303 || code == 307 || code == 308; }
struct CrossThreadData {
CrossThreadData(const CrossThreadData&) = delete;
CrossThreadData& operator=(const CrossThreadData&) = delete;
CrossThreadData() = default;
CrossThreadData(CrossThreadData&&) = default;
URL url;
String mimeType;
long long expectedContentLength;
String textEncodingName;
int httpStatusCode;
String httpStatusText;
String httpVersion;
HTTPHeaderMap httpHeaderFields;
NetworkLoadMetrics networkLoadMetrics;
Type type;
Tainting tainting;
bool isRedirected;
};
CrossThreadData crossThreadData() const;
static ResourceResponse fromCrossThreadData(CrossThreadData&&);
bool isNull() const { return m_isNull; }
WEBCORE_EXPORT bool isHTTP() const;
WEBCORE_EXPORT bool isSuccessful() const;
WEBCORE_EXPORT const URL& url() const;
WEBCORE_EXPORT void setURL(const URL&);
WEBCORE_EXPORT const String& mimeType() const;
WEBCORE_EXPORT void setMimeType(const String& mimeType);
WEBCORE_EXPORT long long expectedContentLength() const;
WEBCORE_EXPORT void setExpectedContentLength(long long expectedContentLength);
WEBCORE_EXPORT const String& textEncodingName() const;
WEBCORE_EXPORT void setTextEncodingName(const String& name);
WEBCORE_EXPORT int httpStatusCode() const;
WEBCORE_EXPORT void setHTTPStatusCode(int);
bool isRedirection() const { return isRedirectionStatusCode(m_httpStatusCode); }
WEBCORE_EXPORT const String& httpStatusText() const;
WEBCORE_EXPORT void setHTTPStatusText(const String&);
WEBCORE_EXPORT const String& httpVersion() const;
WEBCORE_EXPORT void setHTTPVersion(const String&);
WEBCORE_EXPORT bool isHTTP09() const;
WEBCORE_EXPORT const HTTPHeaderMap& httpHeaderFields() const;
void setHTTPHeaderFields(HTTPHeaderMap&&);
enum class SanitizationType { Redirection, RemoveCookies, CrossOriginSafe };
WEBCORE_EXPORT void sanitizeHTTPHeaderFields(SanitizationType);
String httpHeaderField(const String& name) const;
WEBCORE_EXPORT String httpHeaderField(HTTPHeaderName) const;
WEBCORE_EXPORT void setHTTPHeaderField(const String& name, const String& value);
WEBCORE_EXPORT void setHTTPHeaderField(HTTPHeaderName, const String& value);
WEBCORE_EXPORT void addHTTPHeaderField(HTTPHeaderName, const String& value);
WEBCORE_EXPORT void addHTTPHeaderField(const String& name, const String& value);
template<size_t length> String httpHeaderField(const char (&)[length]) const = delete;
template<size_t length> void setHTTPHeaderField(const char (&)[length], const String&) = delete;
template<size_t length> void addHTTPHeaderField(const char (&)[length], const String&) = delete;
bool isMultipart() const { return mimeType() == "multipart/x-mixed-replace"; }
WEBCORE_EXPORT bool isAttachment() const;
WEBCORE_EXPORT bool isAttachmentWithFilename() const;
WEBCORE_EXPORT String suggestedFilename() const;
WEBCORE_EXPORT static String sanitizeSuggestedFilename(const String&);
WEBCORE_EXPORT void includeCertificateInfo() const;
const std::optional<CertificateInfo>& certificateInfo() const { return m_certificateInfo; };
WEBCORE_EXPORT bool cacheControlContainsNoCache() const;
WEBCORE_EXPORT bool cacheControlContainsNoStore() const;
WEBCORE_EXPORT bool cacheControlContainsMustRevalidate() const;
WEBCORE_EXPORT bool cacheControlContainsImmutable() const;
WEBCORE_EXPORT bool hasCacheValidatorFields() const;
WEBCORE_EXPORT std::optional<Seconds> cacheControlMaxAge() const;
WEBCORE_EXPORT std::optional<WallTime> date() const;
WEBCORE_EXPORT std::optional<Seconds> age() const;
WEBCORE_EXPORT std::optional<WallTime> expires() const;
WEBCORE_EXPORT std::optional<WallTime> lastModified() const;
ParsedContentRange& contentRange() const;
enum class Source : uint8_t { Unknown, Network, DiskCache, DiskCacheAfterValidation, MemoryCache, MemoryCacheAfterValidation, ServiceWorker, ApplicationCache };
WEBCORE_EXPORT Source source() const;
void setSource(Source source)
{
ASSERT(source != Source::Unknown);
m_source = source;
}
const std::optional<SHA1::Digest>& cacheBodyKey() const { return m_cacheBodyKey; }
void setCacheBodyKey(const SHA1::Digest& key) { m_cacheBodyKey = key; }
NetworkLoadMetrics& deprecatedNetworkLoadMetrics() const { return m_networkLoadMetrics; }
unsigned memoryUsage() const
{
return 1280;
}
WEBCORE_EXPORT void setType(Type);
Type type() const { return m_type; }
void setRedirected(bool isRedirected) { m_isRedirected = isRedirected; }
bool isRedirected() const { return m_isRedirected; }
void setTainting(Tainting tainting) { m_tainting = tainting; }
Tainting tainting() const { return m_tainting; }
static ResourceResponse filter(const ResourceResponse&);
static bool compare(const ResourceResponse&, const ResourceResponse&);
template<class Encoder> void encode(Encoder&) const;
template<class Decoder> static bool decode(Decoder&, ResourceResponseBase&);
protected:
enum InitLevel {
Uninitialized,
CommonFieldsOnly,
AllFields
};
WEBCORE_EXPORT ResourceResponseBase();
WEBCORE_EXPORT ResourceResponseBase(const URL&, const String& mimeType, long long expectedLength, const String& textEncodingName);
WEBCORE_EXPORT void lazyInit(InitLevel) const;
void platformLazyInit(InitLevel) { }
CertificateInfo platformCertificateInfo() const { return CertificateInfo(); };
String platformSuggestedFileName() const { return String(); }
static bool platformCompare(const ResourceResponse&, const ResourceResponse&) { return true; }
private:
void parseCacheControlDirectives() const;
void updateHeaderParsedState(HTTPHeaderName);
void sanitizeHTTPHeaderFieldsAccordingToTainting();
protected:
URL m_url;
AtomicString m_mimeType;
long long m_expectedContentLength { 0 };
AtomicString m_textEncodingName;
AtomicString m_httpStatusText;
AtomicString m_httpVersion;
HTTPHeaderMap m_httpHeaderFields;
mutable NetworkLoadMetrics m_networkLoadMetrics;
mutable std::optional<CertificateInfo> m_certificateInfo;
private:
mutable std::optional<Seconds> m_age;
mutable std::optional<WallTime> m_date;
mutable std::optional<WallTime> m_expires;
mutable std::optional<WallTime> m_lastModified;
mutable ParsedContentRange m_contentRange;
mutable CacheControlDirectives m_cacheControlDirectives;
std::optional<SHA1::Digest> m_cacheBodyKey;
mutable bool m_haveParsedCacheControlHeader { false };
mutable bool m_haveParsedAgeHeader { false };
mutable bool m_haveParsedDateHeader { false };
mutable bool m_haveParsedExpiresHeader { false };
mutable bool m_haveParsedLastModifiedHeader { false };
mutable bool m_haveParsedContentRangeHeader { false };
bool m_isRedirected { false };
Source m_source { Source::Unknown };
Type m_type { Type::Default };
Tainting m_tainting { Tainting::Basic };
protected:
bool m_isNull { true };
int m_httpStatusCode { 0 };
};
inline bool operator==(const ResourceResponse& a, const ResourceResponse& b) { return ResourceResponseBase::compare(a, b); }
inline bool operator!=(const ResourceResponse& a, const ResourceResponse& b) { return !(a == b); }
template<class Encoder>
void ResourceResponseBase::encode(Encoder& encoder) const
{
encoder << m_isNull;
if (m_isNull)
return;
lazyInit(AllFields);
encoder << m_url;
encoder << m_mimeType;
encoder << static_cast<int64_t>(m_expectedContentLength);
encoder << m_textEncodingName;
encoder << m_httpStatusText;
encoder << m_httpVersion;
encoder << m_httpHeaderFields;
if (Encoder::isIPCEncoder)
encoder << m_networkLoadMetrics;
encoder << m_httpStatusCode;
encoder << m_certificateInfo;
encoder.encodeEnum(m_source);
encoder << m_cacheBodyKey;
encoder.encodeEnum(m_type);
encoder.encodeEnum(m_tainting);
encoder << m_isRedirected;
}
template<class Decoder>
bool ResourceResponseBase::decode(Decoder& decoder, ResourceResponseBase& response)
{
ASSERT(response.m_isNull);
bool responseIsNull;
if (!decoder.decode(responseIsNull))
return false;
if (responseIsNull)
return true;
if (!decoder.decode(response.m_url))
return false;
if (!decoder.decode(response.m_mimeType))
return false;
int64_t expectedContentLength;
if (!decoder.decode(expectedContentLength))
return false;
response.m_expectedContentLength = expectedContentLength;
if (!decoder.decode(response.m_textEncodingName))
return false;
if (!decoder.decode(response.m_httpStatusText))
return false;
if (!decoder.decode(response.m_httpVersion))
return false;
if (!decoder.decode(response.m_httpHeaderFields))
return false;
if (Decoder::isIPCDecoder && !decoder.decode(response.m_networkLoadMetrics))
return false;
if (!decoder.decode(response.m_httpStatusCode))
return false;
if (!decoder.decode(response.m_certificateInfo))
return false;
if (!decoder.decodeEnum(response.m_source))
return false;
if (!decoder.decode(response.m_cacheBodyKey))
return false;
if (!decoder.decodeEnum(response.m_type))
return false;
if (!decoder.decodeEnum(response.m_tainting))
return false;
if (!decoder.decode(response.m_isRedirected))
return false;
response.m_isNull = false;
return true;
}
}