internal static BadHttpRequestException GetException(RequestRejectionReason reason, string detail)
{
BadHttpRequestException ex;
switch (reason)
{
case RequestRejectionReason.InvalidRequestLine:
ex = new BadHttpRequestException($@"Invalid request line: '{detail}'", StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.InvalidRequestTarget:
ex = new BadHttpRequestException($@"Invalid request target: '{detail}'", StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.InvalidRequestHeader:
ex = new BadHttpRequestException($@"Invalid request header: '{detail}'", StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.InvalidContentLength:
ex = new BadHttpRequestException($@"Invalid content length: {detail}", StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.UnrecognizedHTTPVersion:
ex = new BadHttpRequestException($@"Unrecognized HTTP version: '{detail}'", StatusCodes.Status505HttpVersionNotsupported, reason);
break;
case RequestRejectionReason.FinalTransferCodingNotChunked:
ex = new BadHttpRequestException($@"The message body length cannot be determined because the final transfer coding was set to '{detail}' instead of 'chunked'.", StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.LengthRequired:
ex = new BadHttpRequestException($@"{detail} request contains no Content-Length or Transfer-Encoding header.", StatusCodes.Status411LengthRequired, reason);
break;
case RequestRejectionReason.LengthRequiredHttp10:
ex = new BadHttpRequestException($@"{detail} request contains no Content-Length header.", StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.InvalidHostHeader:
ex = new BadHttpRequestException($@"Invalid Host header: '{detail}'", StatusCodes.Status400BadRequest, reason);
break;
default:
ex = new BadHttpRequestException(CoreStrings.BadRequest, StatusCodes.Status400BadRequest, reason);
break;
}
return(ex);
}
// The same as GetAsciiStringNonNullCharacters but throws BadRequest
public static unsafe string GetHeaderName(this Span <byte> span)
{
if (span.IsEmpty)
{
return(string.Empty);
}
var asciiString = new string('\0', span.Length);
fixed(char *output = asciiString)
fixed(byte *buffer = span)
{
// This version if AsciiUtilities returns null if there are any null (0 byte) characters
// in the string
if (!StringUtilities.TryGetAsciiString(buffer, output, span.Length))
{
BadHttpRequestException.Throw(RequestRejectionReason.InvalidCharactersInHeaderName);
}
}
return(asciiString);
}
internal static BadHttpRequestException GetException(RequestRejectionReason reason)
{
BadHttpRequestException ex;
switch (reason)
{
case RequestRejectionReason.InvalidRequestHeadersNoCRLF:
ex = new BadHttpRequestException(CoreStrings.BadRequest_InvalidRequestHeadersNoCRLF, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.InvalidRequestLine:
ex = new BadHttpRequestException(CoreStrings.BadRequest_InvalidRequestLine, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.MalformedRequestInvalidHeaders:
ex = new BadHttpRequestException(CoreStrings.BadRequest_MalformedRequestInvalidHeaders, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.MultipleContentLengths:
ex = new BadHttpRequestException(CoreStrings.BadRequest_MultipleContentLengths, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.UnexpectedEndOfRequestContent:
ex = new BadHttpRequestException(CoreStrings.BadRequest_UnexpectedEndOfRequestContent, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.BadChunkSuffix:
ex = new BadHttpRequestException(CoreStrings.BadRequest_BadChunkSuffix, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.BadChunkSizeData:
ex = new BadHttpRequestException(CoreStrings.BadRequest_BadChunkSizeData, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.ChunkedRequestIncomplete:
ex = new BadHttpRequestException(CoreStrings.BadRequest_ChunkedRequestIncomplete, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.InvalidCharactersInHeaderName:
ex = new BadHttpRequestException(CoreStrings.BadRequest_InvalidCharactersInHeaderName, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.RequestLineTooLong:
ex = new BadHttpRequestException(CoreStrings.BadRequest_RequestLineTooLong, StatusCodes.Status414UriTooLong, reason);
break;
case RequestRejectionReason.HeadersExceedMaxTotalSize:
ex = new BadHttpRequestException(CoreStrings.BadRequest_HeadersExceedMaxTotalSize, StatusCodes.Status431RequestHeaderFieldsTooLarge, reason);
break;
case RequestRejectionReason.TooManyHeaders:
ex = new BadHttpRequestException(CoreStrings.BadRequest_TooManyHeaders, StatusCodes.Status431RequestHeaderFieldsTooLarge, reason);
break;
case RequestRejectionReason.RequestBodyTooLarge:
ex = new BadHttpRequestException(CoreStrings.BadRequest_RequestBodyTooLarge, StatusCodes.Status413PayloadTooLarge, reason);
break;
case RequestRejectionReason.RequestHeadersTimeout:
ex = new BadHttpRequestException(CoreStrings.BadRequest_RequestHeadersTimeout, StatusCodes.Status408RequestTimeout, reason);
break;
case RequestRejectionReason.RequestBodyTimeout:
ex = new BadHttpRequestException(CoreStrings.BadRequest_RequestBodyTimeout, StatusCodes.Status408RequestTimeout, reason);
break;
case RequestRejectionReason.OptionsMethodRequired:
ex = new BadHttpRequestException(CoreStrings.BadRequest_MethodNotAllowed, StatusCodes.Status405MethodNotAllowed, reason, HttpMethod.Options);
break;
case RequestRejectionReason.ConnectMethodRequired:
ex = new BadHttpRequestException(CoreStrings.BadRequest_MethodNotAllowed, StatusCodes.Status405MethodNotAllowed, reason, HttpMethod.Connect);
break;
case RequestRejectionReason.MissingHostHeader:
ex = new BadHttpRequestException(CoreStrings.BadRequest_MissingHostHeader, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.MultipleHostHeaders:
ex = new BadHttpRequestException(CoreStrings.BadRequest_MultipleHostHeaders, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.InvalidHostHeader:
ex = new BadHttpRequestException(CoreStrings.BadRequest_InvalidHostHeader, StatusCodes.Status400BadRequest, reason);
break;
case RequestRejectionReason.UpgradeRequestCannotHavePayload:
ex = new BadHttpRequestException(CoreStrings.BadRequest_UpgradeRequestCannotHavePayload, StatusCodes.Status400BadRequest, reason);
break;
default:
ex = new BadHttpRequestException(CoreStrings.BadRequest, StatusCodes.Status400BadRequest, reason);
break;
}
return(ex);
}
