Apple NSURL网络错误码

来源：互联网发布：必读国学经典知乎编辑：程序博客网时间：2024/06/06 16:29

/*!

@enum NSURL-related Error Codes

@abstract Constants used by NSError to indicate errors in the WebFoundation domain

@discussion Documentation on each constant forthcoming.

enum

{

NSURLErrorUnknown = -1,

NSURLErrorCancelled = kCFURLErrorCancelled,

NSURLErrorBadURL = kCFURLErrorBadURL,

NSURLErrorTimedOut = kCFURLErrorTimedOut,

NSURLErrorUnsupportedURL = kCFURLErrorUnsupportedURL,

NSURLErrorCannotFindHost = kCFURLErrorCannotFindHost,

NSURLErrorCannotConnectToHost = kCFURLErrorCannotConnectToHost,

NSURLErrorNetworkConnectionLost = kCFURLErrorNetworkConnectionLost,

NSURLErrorDNSLookupFailed = kCFURLErrorDNSLookupFailed,

NSURLErrorHTTPTooManyRedirects = kCFURLErrorHTTPTooManyRedirects,

NSURLErrorResourceUnavailable = kCFURLErrorResourceUnavailable,

NSURLErrorNotConnectedToInternet = kCFURLErrorNotConnectedToInternet,

NSURLErrorRedirectToNonExistentLocation = kCFURLErrorRedirectToNonExistentLocation,

NSURLErrorBadServerResponse = kCFURLErrorBadServerResponse,

NSURLErrorUserCancelledAuthentication = kCFURLErrorUserCancelledAuthentication,

NSURLErrorUserAuthenticationRequired = kCFURLErrorUserAuthenticationRequired,

NSURLErrorZeroByteResource = kCFURLErrorZeroByteResource,

NSURLErrorCannotDecodeRawData = kCFURLErrorCannotDecodeRawData,

NSURLErrorCannotDecodeContentData = kCFURLErrorCannotDecodeContentData,

NSURLErrorCannotParseResponse = kCFURLErrorCannotParseResponse,

NSURLErrorFileDoesNotExist = kCFURLErrorFileDoesNotExist,

NSURLErrorFileIsDirectory = kCFURLErrorFileIsDirectory,

NSURLErrorNoPermissionsToReadFile = kCFURLErrorNoPermissionsToReadFile,

NSURLErrorDataLengthExceedsMaximum NS_ENUM_AVAILABLE(10_5, 2_0) = kCFURLErrorDataLengthExceedsMaximum,

// SSL errors

NSURLErrorSecureConnectionFailed = kCFURLErrorSecureConnectionFailed,

NSURLErrorServerCertificateHasBadDate = kCFURLErrorServerCertificateHasBadDate,

NSURLErrorServerCertificateUntrusted = kCFURLErrorServerCertificateUntrusted,

NSURLErrorServerCertificateHasUnknownRoot = kCFURLErrorServerCertificateHasUnknownRoot,

NSURLErrorServerCertificateNotYetValid = kCFURLErrorServerCertificateNotYetValid,

NSURLErrorClientCertificateRejected = kCFURLErrorClientCertificateRejected,

NSURLErrorClientCertificateRequired = kCFURLErrorClientCertificateRequired,

NSURLErrorCannotLoadFromNetwork = kCFURLErrorCannotLoadFromNetwork,

// Download and file I/O errors

NSURLErrorCannotCreateFile = kCFURLErrorCannotCreateFile,

NSURLErrorCannotOpenFile = kCFURLErrorCannotOpenFile,

NSURLErrorCannotCloseFile = kCFURLErrorCannotCloseFile,

NSURLErrorCannotWriteToFile = kCFURLErrorCannotWriteToFile,

NSURLErrorCannotRemoveFile = kCFURLErrorCannotRemoveFile,

NSURLErrorCannotMoveFile = kCFURLErrorCannotMoveFile,

NSURLErrorDownloadDecodingFailedMidStream = kCFURLErrorDownloadDecodingFailedMidStream,

NSURLErrorDownloadDecodingFailedToComplete =kCFURLErrorDownloadDecodingFailedToComplete,

NSURLErrorInternationalRoamingOff NS_ENUM_AVAILABLE(10_7, 3_0) = kCFURLErrorInternationalRoamingOff,

NSURLErrorCallIsActive NS_ENUM_AVAILABLE(10_7, 3_0) = kCFURLErrorCallIsActive,

NSURLErrorDataNotAllowed NS_ENUM_AVAILABLE(10_7, 3_0) = kCFURLErrorDataNotAllowed,

NSURLErrorRequestBodyStreamExhausted NS_ENUM_AVAILABLE(10_7, 3_0) = kCFURLErrorRequestBodyStreamExhausted,

NSURLErrorBackgroundSessionRequiresSharedContainer NS_ENUM_AVAILABLE(10_10, 8_0) = -995,

NSURLErrorBackgroundSessionInUseByAnotherProcess NS_ENUM_AVAILABLE(10_10, 8_0) = -996,

NSURLErrorBackgroundSessionWasDisconnected NS_ENUM_AVAILABLE(10_10, 8_0)= -997,

};

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