Check if the passed data contains a full set of headers
(that is, contain a \r\n\r\n sequence), and if so -
parses them, removes them from data (so that it contains
only the message body), and returns true; otherwise
returns false.
The header string data is duplicated to the managed
heap.
ditto
Check if the passed data contains a full set of headers (that is, contain a \r\n\r\n sequence), and if so - parses them, removes them from data (so that it contains only the message body), and returns true; otherwise returns false. The header string data is duplicated to the managed heap. ditto