- From: Judd Rogers <Judd_Rogers@bmc.com>
- Date: Thu, 24 May 2001 10:18:24 -0500
- To: Yusef_Badri@tertio.com
- CC: www-lib@w3.org, Sean Kelly <kelly@ad1440.net>
Is the 'Expect 100-Continue' header there to force an ack from the server? Might be left over from debugging. Judd Yusef_Badri@tertio.com wrote: > That is a default which is set in HTTP.c > #define DEFAULT_FIRST_WRITE_DELAY 2000 > #define DEFAULT_SECOND_WRITE_DELAY 3000 > > The reason for the delay is to allow the client to wait for the > 100=Continue response, before proceeding to transmit the body of the > request. You don't have to wait if you don't want to though, and you can > decrease the delay by calling HTTP_setBodyWriteDelay() > > That routine does silently enforces a min delay of 0.2 secs, which hasn't > been explained to me. I took away that restricion in my version, and was > able to specify a zero delay without any problems. Can't remember if the > library still inserted an Expect 100-Continue header in my request though, > and not sure if there is a way to stop it doing so. > > "Sean Kelly" <kelly@ad1440.net>@w3.org on 23/05/2001 23:19:47 > > Sent by: www-lib-request@w3.org > > To: <www-lib@w3.org> > cc: > Subject: Delay between header and body in POST > > Hello again: > > When POSTing data to a server, there's a very palpable > delay (2 seconds) between transmission of the request > headers and transmission of the POSTed data body. > Anyone have ideas what I'm doing wrong that's causing > that? > > My calls, in order, are: > > HTLibInit("retrieveProduct()", "1.0"); > HTLib_setSecure(YES); > HTLib_setSecure(YES); > HTTransportInit(); > HTProtocolInit(); > HTMIMEInit(); > converters = HTList_new(); > HTConverterInit(converters); > HTFormat_setConversion(converters); > presenters = HTList_new(); > HTPresenterInit(presenters); > transferEncoders = HTList_new(); > HTTransferEncoderInit(transferEncoders); > HTFormat_setTransferCoding(transferEncoders); > contentEncoders = HTList_new(); > HTContentEncoderInit(contentEncoders); > HTNetInit(); > HTAAInit(); > HTEventInit(); > HTNet_addAfter(responseArrived, NULL, NULL, HT_ALL, HT_FILTER_LAST); > HTHost_setEventTimeout(10000); > HTRequest_setOutputFormat(request, HTAtom_for("text/xml")); > anchor = HTAnchor_findAddress(uri); > HTAnchor_setFormat((HTParentAnchor*) anchor, WWW_FORM); > result = HTPostFormAnchorToChunk(params, anchor, request); > HTEventList_newLoop(); > > And the responseArrived() function merely calls > HTEventList_stopLoop(). > > Thanks for your assistance, > --Sean
Received on Thursday, 24 May 2001 11:20:21 UTC