if returns a non empty string there is an error ; if error it already outputs the 401 headers and content so there is nothing more to do ..

IMPORTANT: will not rewrite the download file if exists ..

@params description: see httpStatusOKX().

@params description: see httpStatusOKX().

@params description: see httpStatusOKX().

@params description: see httpStatusOKX().

--.

--.

must be min 7 chars.

--.

16MB.

12 minutes.

512MB.

384MB.

256MB.

16MB.

--.

24 hours.

5 seconds.

15 seconds (default is 10 seconds, as defined in the net library).

--.

--.

-- {{{SYNC-GO-HTTP-LOW-CASE-HEADERS}}}.

--.

--.

--.

--.

--.

--.

keep camel case.

keep camel case.

max safe raw size is 4096, which includes also the variable name.

standard, as Apache.

--.

--.

"302 Moved Temporarily".

--.

--.

5 seconds.

300 seconds = 5 mins ; cache unsuccessful logins for 5 mins.

max fail attempts before lock 5 mins (300 sec) ; use x2 because most of the time in browsers each unauth request will generate double requests.

1MB 1048576 bytes ; 100% of assets match this criteria ; for the rest (ex: public files), Weak ETag is not worth ...

--.

modes: 1 = Basic Auth ; 2 = Bearer ; 3 = Cookie ; 4..255 unused at the moment ...