Libcurl

From Libzter

[edit] Overview

libcurl is a URL transfer library. It is used to transfer data by a set of featured protocols.

[edit] Example

This code downloads the front page of sourceforge.net using HTTPS.

#include <stdio.h>
#include <curl/curl.h>
int main(int argc, char** argv){
 CURL* curl;
 CURLcode res;
 curl = curl_easy_init();
 if( curl ){
 // URL to retreive     curl_easy_setopt(curl,CURLOPT_URL,"https://sourceforge.net/");
  // Skip Certificate verification (on, for instance, self signed certificates..)
  // curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
  // Skip hostname, if the connection is to some other hostname than the certificate
  // curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
  res = curl_easy_perform(curl);
  curl_easy_cleanup(curl);
  return 0;
};

[edit] Supported protocols

• File transfer
  • FTP (including upload)
  • FTPS
  • SFTP
  • TFTP
  • SCP
• Hyper text
  • HTTP (including POST and PUT)
  • HTTPS (including SSL certificates)
• Directory
  • LDAP
  • LDAPS
  • DICT
• Generic/Access
  • TELNET
  • RTSP
• Mail
  • IMAP
  • SMTP
  • POP3

[edit] Features

• Thread safe
• IPv6
• Authentication (Basic, digest, NTLM, Negiotiate, Kerberos4)
• HTTP Tunneling
• Proxies
• Cookies

[edit] Platforms

• UNIX
  • Solaris
  • NetBSD, FreeBSD, OpenBSD
  • HPUX
  • IRIX
  • AIX
  • Tru64
  • UnixWare
  • Mac OS X,Darwin
  • Ultrix
• Other
  • Linux
  • HURD
  • Amiga
  • Windows
  • OS/2
  • OpenVMS
  • QNX
  • RISC OS
  • Novell NetWare
  • DOS
  • etc.

[edit] Languages

Main API is in plain C. However, bindings exists. C++, Java, .NET, PHP, Ruby, Cocoa, Perl, Python and many more. libcurl bindings

[edit] Links

Website and documentation

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