public static HttpRequest readRequest(Stream inputStream)
{
MutableData buffer = new MutableData();
String firstLine = readLine(inputStream, buffer);
log.debug(firstLine, "firstLine");
// null corresponds to the end of a stream
if (null == firstLine)
{
return null;
}
HttpRequest answer = new HttpRequest();
setOperationDetailsForRequest(answer, firstLine);
int i = 0;
do
{
buffer.clear();
String line = readLine(inputStream, buffer);
if (0 == line.Length)
{
break;
}
else
{
addHeader(line, answer);
}
} while (i < NUMBER_HEADERS_UPPER_BOUND);
if (i > NUMBER_HEADERS_UPPER_BOUND)
{
log.errorFormat("i > NUMBER_HEADERS_UPPER_BOUND; i = {0}", i);
throw HttpErrorHelper.badRequest400FromOriginator(typeof(HttpRequestReader));
}
String contentLengthString = null;
if (answer.headers.ContainsKey("content-length"))
{
contentLengthString = answer.headers["content-length"];
}
// no body ?
if (null == contentLengthString)
{
log.debug("null == contentLengthString");
return answer;
}
long contentLength = Int64.Parse(contentLengthString);
log.debug(contentLength, "contentLength");
Entity body = new StreamEntity(contentLength, inputStream);
answer.Entity = body;
return answer;
}
public Entity readFile(FileInfo fileInfo)
{
// Make sure they aren't trying in funny business by checking that the
// resulting canonical name of the file has the doc root as a subset.
var filePath = fileInfo.FullName;
if (!filePath.StartsWith(_docRootFile.FullName))
{
log.errorFormat("!filePath.StartsWith(_docRootFile.FullName); filePath = {0}; _docRootFile.FullName = {1}", filePath, _docRootFile.FullName);
throw HttpErrorHelper.forbidden403FromOriginator(this);
}
if (!fileInfo.Exists)
{
log.errorFormat("!fileInfo.Exists; file.FullName = {0}", fileInfo.FullName);
throw HttpErrorHelper.notFound404FromOriginator(this);
}
// can read ?
{
FileIOPermission readPermission = new FileIOPermission(FileIOPermissionAccess.Read, fileInfo.FullName);
if (!SecurityManager.IsGranted(readPermission))
{
log.errorFormat("!SecurityManager.IsGranted(readPermission); fileInfo.FullName = {0}", fileInfo.FullName);
throw HttpErrorHelper.forbidden403FromOriginator(this);
}
}
try
{
FileStream fs = new FileStream(fileInfo.FullName, FileMode.Open, FileAccess.Read);
StreamEntity answer = new StreamEntity(fileInfo.Length, fs);
return answer;
}
catch (Exception e)
{
log.errorFormat("exception caught trying open file; fileInfo.FullName = {0}; e.Message = {1}", fileInfo.FullName, e.Message);
throw HttpErrorHelper.notFound404FromOriginator(this);
}
}