cURL 7.19.5

cURL 7.19.5 is an advanced and easy to use program which is designed specially for transferring files with URL syntax.

Curl is free and open software that compiles and runs under a wide variety of operating systems. Curl exists thanks to efforts from many contributors.

Major Features:

1. Curl tool
   • Config file support
   • Multiple URLs in a single command line
   • Range "globbing" support: [0-13], {one,two,three}
   • Multiple file upload on a single command line
   • Custom maximum transfer rate
   • Redirectable stderr
2. Libcurl supports
   • Full URL syntax with no length limit
   • Custom maximum download time
   • Custom least download speed acceptable
   • Custom output result after completion
   • Guesses protocol from host name unless specified
   • Uses .netrc
   • Progress bar/time specs while downloading
   • "Standard" proxy environment variables support
   • Compiles on win32 (reported builds on 40+ operating systems)
   • Selectable network interface for outgoing traffic
   • IPv6 support on unix and Windows
   • Persistant connections
   • Socks5 support
   • supports user name + password in proxy environment variables
   • Operations through proxy "tunnel" (using CONNECT)
   • Supports large files (>2GB and >4GB) both upload/download
   • Replacable memory functions (malloc, free, realloc, etc)
   • Asynchronous name resolving (*6)
   • Both a push and a pull style interface
3. HTTP
   • HTTP/1.1 compliant (optionally uses 1.0)
   • GET
   • PUT
   • HEAD
   • POST
   • Pipelining
   • Multipart formpost (RFC1867-style)
   • Authentication: Basic, Digest, NTLM(*1), GSS-Negotiate/Negotiate(*3) and SPNEGO (*4) to server and proxy
   • Resume (both GET and PUT)
   • Follow redirects
   • Maximum amount of redirects to follow
   • Custom HTTP request
   • Cookie get/send fully parsed
   • Reads/writes the netscape cookie file format
   • Custom headers (replace/remove internally generated headers)
   • Custom user-agent string
   • Custom referer string
   • Range
   • Proxy authentication
   • Time conditions
   • Via http-proxy
   • Retrieve file modification date
   • Content-Encoding support for deflate and gzip
   • "Transfer-Encoding: chunked" support for "uploads"
4. HTTPS (*1)
   • (All the HTTP features)
   • Using client certificates
   • Verify server certificate
   • Via http-proxy
   • Select desired encryption
   • Force usage of a specific SSL version (SSLv2(*7), SSLv3 or TLSv1)
5. FTP
   • Download
   • Authentication
   • Kerberos4 (*5), kerberos5 (*3)
   • Active/passive using PORT, EPRT, PASV or EPSV
   • Single file size information (compare to HTTP HEAD)
   • 'Type=' URL support
   • Dir listing
   • Dir listing names-only
   • Upload
   • Upload append
   • Upload via http-proxy as HTTP PUT
   • Download resume
   • Upload resume
   • Custom ftp commands (before and/or after the transfer)
   • Simple "range" support
   • Via http-proxy
   • All operations can be tunneled through a http-proxy
   • Customizable to retrieve file modification date
   • No dir depth limit
6. FTPS (*1)
   • Implicit ftps:// support that use SSL on both connections
   • Explicit "AUTH TSL" and "AUTH SSL" usage to "upgrade" plain ftp://connection to use SSL for both or one of the connections
7. SCP (*8): both password and public key auth
8. SFTP (*8)
   • Both password and public key auth
   • With custom commands sent before/after the transfer
9. TFTP: download / upload
10. TELNET
    • Connection negotiation
    • Custom telnet options
    • Stdin/stdout I/O
11. LDAP (*2): full LDAP URL support
12. DICT: extended DICT URL support
13.  FILE
    • URL support
    • "Uploads"
    • Resume
      

Enhancements:

• Changes:
• • Libcurl now closes all dead connections whenever you attempt to open a new connection
  • Libssh2's version number can now be figured out run-time instead of using the build-time fixed number
  • CURLOPT_SEEKFUNCTION may now return CURL_SEEKFUNC_CANTSEEK
  • Curl can now upload with resume even when reading from a pipe
  • A build-time configured curl_socklen_t is now used instead of socklen_t
• Bugfixes:
• • NTLM authentication memory leak on SSPI enabled Windows builds
  • Fixed the GnuTLS-using code to do correct return code checks
  • An alloc-related call in the OpenSSL-using code didn't check the return value
  • Curl_easy_duphandle() failed to duplicate cookies at times
  • Missing TELNET timeout support in Windows builds
  • Missing Curl_read() and write callback result checking in TELNET transfers
  • More ciphers enabled in libcurl built to use NSS
  • Properly return an error code in curl_easy_recv
  • Sun compilers specific preprocessor block removed from curlbuild.h.dist
  • Allow creation of four way fat libcurl Mac OS X Framework
  • Several memory leaks in libcurl+NSS
  • Improved the CURLOPT_NOBODY set to 0 confusions
  • Persistent connections when doing FTP over a HTTP proxy
  • Libcurl bogus strings where other data was pointed to
  • Crash related to FTP and "Re-used connection seems dead, get a new one"
  • CURLINFO_APPCONNECT_TIME with the multi interface
  • Enhanced upload speeds on Windows
  • TFTP problems after a failed transfer to the same host
  • Improved out of the box TPF compatibility
  • HTTP PUT protocol line endings portions mangled from CRLF to CRCRLF
  • Rejected SSL session ids are killed properly (for OpenSSL and GnuTLS builds)
  • Deal with the TFTP OACK packet
  • Fixed roff mistakes in man pages
  • Use SOCKS proxy with the multi interface
  • Fixed the Curl_getoff_all_pipelines SIGSEGV
  • POST, NTLM and following a redirect hang
  • Libcurl+NSS endless loop on incorrect password for private key
  • Gzip decompression memory leak
  • No_proxy flaw with user name in URL