StatusCode.h

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/*
 * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
#ifndef _SQUID_SRC_HTTP_STATUSCODE_H
#define _SQUID_SRC_HTTP_STATUSCODE_H
 
namespace Http
{
 
typedef enum {
    scNone = 0,
    scContinue = 100,
    scSwitchingProtocols = 101,
    scProcessing = 102,      
    scEarlyHints = 103,      
    scOkay = 200,
    scCreated = 201,
    scAccepted = 202,
    scNonAuthoritativeInformation = 203,
    scNoContent = 204,
    scResetContent = 205,
    scPartialContent = 206,
    scMultiStatus = 207,     
    scAlreadyReported = 208, 
    scImUsed = 226,          
    scMultipleChoices = 300,
    scMovedPermanently = 301,
    scFound = 302,
    scSeeOther = 303,
    scNotModified = 304,
    scUseProxy = 305,
    scTemporaryRedirect = 307,
    scPermanentRedirect = 308, 
    scBadRequest = 400,
    scUnauthorized = 401,
    scPaymentRequired = 402,
    scForbidden = 403,
    scNotFound = 404,
    scMethodNotAllowed = 405,
    scNotAcceptable = 406,
    scProxyAuthenticationRequired = 407,
    scRequestTimeout = 408,
    scConflict = 409,
    scGone = 410,
    scLengthRequired = 411,
    scPreconditionFailed = 412,
    scContentTooLarge = 413,
    scUriTooLong = 414,
    scUnsupportedMediaType = 415,
    scRequestedRangeNotSatisfied = 416,
    scExpectationFailed = 417,
    scMisdirectedRequest = 421,     
    scUnprocessableEntity = 422,    
    scLocked = 423,                 
    scFailedDependency = 424,       
    scUpgradeRequired = 426,
    scPreconditionRequired = 428,   
    scTooManyRequests = 429,        
    scRequestHeaderFieldsTooLarge = 431, 
    scUnavailableForLegalReasons = 451, 
    scInternalServerError = 500,
    scNotImplemented = 501,
    scBadGateway = 502,
    scServiceUnavailable = 503,
    scGatewayTimeout = 504,
    scHttpVersionNotSupported = 505,
    scVariantAlsoNegotiates = 506,  
    scInsufficientStorage = 507,    
    scLoopDetected = 508,           
    scNotExtended = 510,            
    scNetworkAuthenticationRequired = 511, 
    // The 6xx codes below are for internal use only: Bad requests result
    // in scBadRequest; bad responses in scGatewayTimeout.
 
    scInvalidHeader = 600,          
    scHeaderTooLarge = 601         /* Header too large to process */
} StatusCode;
 
const char *StatusCodeString(const Http::StatusCode status);
inline bool Is1xx(const int sc) { return scContinue <= sc && sc < scOkay; }
inline bool Is4xx(const int sc) { return scBadRequest <= sc && sc < scInternalServerError; }
inline bool ProhibitsContentLength(const StatusCode sc) { return sc == scNoContent || Is1xx(sc); }
bool IsReforwardableStatus(StatusCode);
 
} // namespace Http
 
#endif /* _SQUID_SRC_HTTP_STATUSCODE_H */