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WinHTTP Questions: About Callbacks

Posted Monday, March 03, 2008 9:01 AM by wndpteam
Hello All, I am continuing the "WinHTTP Questions" series with some questions on WinHTTP callbacks. Is it correct that WinHTTP Callbacks will occur *only* during an in-progress WinHTTP operation? Is it possible that an external event (such as the remote Read More...
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WinHTTP Questions - async close on a sync request

Posted Monday, February 25, 2008 7:30 AM by wndpteam
Hello, my name is Deepak and I'm a SDET in serviceability. We handle a bunch of questions from developers using WinHTTP, and thought we might share then in a new posting series, "WinHTTP Questions". Can I cancel a synchronous WinHttpSendRequest call by Read More...
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Ask Perf explains how winInet is used

Posted Tuesday, August 21, 2007 10:37 AM by wndpteam
Ask Perf, the blog of the Enterprise Platforms Windows Server Performance Team, is spending some time explaining a bit of how WinInet/WinHTTP and their surrounding components work with each other. Go check it out ! -- Ari Read More...
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WinHttp Configuration for Windows Vista

Posted Wednesday, March 21, 2007 1:51 PM by wndpteam
In my previous posts, I described the new WinHttp proxy , tracing and client certificate configuration story for Windows Vista Beta2. The syntax of the netsh commands used to configure WinHttp proxy and tracing settings have changed for Vista RTM and Read More...
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Content-Encoding != Content-Type

Posted Monday, August 21, 2006 8:00 AM by wndpteam
RFC 2616 for HTTP 1.1 specifies how web servers must indicate encoding transformations using the Content-Encoding header. Although on the surface, Content-Encoding (e.g., gzip, deflate, compress) and Content-Type (e.g., x-application/x-gzip) sound similar, Read More...
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Large Request Payload Support in WinHttp for Windows Vista

Posted Tuesday, August 08, 2006 8:00 AM by wndpteam
If you have used WinHttp to upload data to a server, you probably noticed that the total payload length parameter (dwTotalLength in WinHttpSendRequest) is of type DWORD, which is a 32 bit unsigned number. This limits the WinHttp apps to uploading 4GB Read More...
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WinINet and WinHTTP IPv6 Support in Web Proxy Auto-Discovery (WPAD) scripts enabled in Windows Vista

Posted Tuesday, July 18, 2006 3:06 PM by wndpteam
Hi, my name is Jonathan Silvera and I am the WinINet and WinHTTP Program Manager. Today I would like to talk to you about changes we have made to add IPv6 support in the WinINet and WinHTTP WPAD helper functions. The explosion of the Internet in the late Read More...
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Extensions to the Navigator Proxy Auto-Config File Format specification to support IPv6 v0.9

Posted Thursday, July 13, 2006 6:45 PM by wndpteam
The following functions are extensions to the Navigator Proxy Auto-Config File Format specification to enable WPAD scripts to handle IPv6 capable networks: Predefined Functions and Environment for the JavaScript Function FindProxyforURLEx: Hostname based Read More...
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Wanted: Developer feedback for our "Next Generation" client HTTP stack

Posted Tuesday, June 06, 2006 12:48 PM by wndpteam
As we begin the planning phase for our "Next Generation" client HTTP stack , we would love to hear from developers using our existing APIs (WinINet and WinHTTP). Please help us understand what your experience has been so far and what you would like to Read More...
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WNDP Connect Site gets an upgrade!

Posted Tuesday, June 06, 2006 9:32 AM by wndpteam
Last year we setup a small site on connect.microsoft.com in order to let our blog readers, developers and users file bugs, make suggestions and get some conntent like whitepapers and samples early. The downside to the site was that you couldn't easily Read More...
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WinHttp Configuration for Windows Vista Beta 2 - Part 4 Client Certificates

Posted Friday, May 12, 2006 5:00 PM by wndpteam
In Part 1 , Part 2 and Part 3 of this series I discussed the tools used to configure WinHttp today, introduced the changes happening for Windows Vista and how to set up proxies and tracing. In this post I’m looking at the client certificate settings. Read More...
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WinHttp Configuration for Windows Vista Beta 2 - Part 3 Tracing

Posted Tuesday, May 09, 2006 10:40 PM by wndpteam
In Part 1 and Part 2 of this series I discussed the tools used to configure WinHttp today, introduced the changes happening for Windows Vista and how to set up proxies. In this post I’m looking at the Tracing settings. Again as a reminder, this is how Read More...
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WinHttp Configuration for Windows Vista Beta 2 - Part 2

Posted Monday, May 08, 2006 5:56 PM by wndpteam
In Part 1 of this series I discussed the tools used to configure WinHttp today and introduced the changes happening for Windows Vista. In this post I’m looking at the Proxy settings. Again as a reminder, this is how it is for Windows Vista Beta 2 and Read More...
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WinHttp Configuration for Windows Vista Beta 2 - Part 1

Posted Friday, May 05, 2006 3:45 PM by wndpteam
WinHttp for Windows XP and Windows Server 2003 comes with variety of tools that allow the users and system administrators to configure the default proxy settings ( ProxyCfg.exe ), tracing settings ( WinHttpTraceCfg.exe ) and configure client certificates Read More...
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What's next on the client HTTP stack front

Posted Thursday, March 23, 2006 5:00 PM by wndpteam
http://www.microsoft-watch.com/article2/0,2180,1940567,00.asp Hachamovitch acknowledged Microsoft already is building the next two versions of IE. He declined to offer guidelines on delivery schedules or feature sets, other than to say one of the two Read More...
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