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@@ -1,8 +1,13 @@ -Date: 15 March 2000 + _ _ ____ _ + ___| | | | _ \| | + / __| | | | |_) | | + | (__| |_| | _ <| |___ + \___|\___/|_| \_\_____| - Frequently Asked Questions about Curl +FAQ -1. Problems connecting to SSL servers. +Problems connecting to SSL servers. +=================================== It took a very long time before I could sort out why curl had problems to connect to certain SSL servers when using SSLeay or OpenSSL v0.9+. @@ -17,11 +22,13 @@ Date: 15 March 2000 I have also seen examples where the remote server didn't like the SSLv2 request and instead you had to force curl to use SSLv3 with -3/--sslv3. -2. Does curl support resume? +Does curl support resume? +========================= Yes. Both ways on FTP, download ways on HTTP. -3. Is libcurl thread safe? +Is libcurl thread safe? +======================= Yes, as far as curl's own code goes. It does use system calls that often aren't thread safe in most environments, such as gethostbyname(). @@ -30,7 +37,8 @@ Date: 15 March 2000 README file from those who have used libcurl in a threaded environment, since I haven't and I get this question more and more frequently! -4. Why doesn't my posting using -F work? +Why doesn't my posting using -F work? +===================================== You can't simply use -F or -d at your choice. The web server that will receive your post assumes one of the formats. If the form you're trying to @@ -38,3 +46,14 @@ Date: 15 March 2000 use the -F type. In all the most common cases, you should use -d which then causes a posting with the type 'application/x-www-form-urlencoded'. +Does curl support custom FTP commands? +====================================== + + Yes it does, you can tell curl to perform optional commands both before + and/or after a file transfer. Study the -Q/--quote option. + + Since curl is used for file transfers, you don't use curl to just perform + ftp commands without transfering anything. Therefore you must always specify + a URL to transfer to/from even when doing custom FTP commands. + +
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