diff --git a/backends/twitter/libtwitcurl/oauthlib.h b/backends/twitter/libtwitcurl/oauthlib.h
new file mode 100644
index 0000000000000000000000000000000000000000..3b158e7abe7453e8eb1f049e275ac09bdc07aaf8
--- /dev/null
+++ b/backends/twitter/libtwitcurl/oauthlib.h
@@ -0,0 +1,124 @@
+#ifndef __OAUTHLIB_H__
+#define __OAUTHLIB_H__
+
+#include "time.h"
+#include <cstdlib>
+#include <sstream>
+#include <iostream>
+#include <fstream>
+#include <string>
+#include <list>
+#include <map>
+
+namespace oAuthLibDefaults
+{
+    /* Constants */
+    const int OAUTHLIB_BUFFSIZE = 1024;
+    const int OAUTHLIB_BUFFSIZE_LARGE = 1024;
+    const std::string OAUTHLIB_CONSUMERKEY_KEY = "oauth_consumer_key";
+    const std::string OAUTHLIB_CALLBACK_KEY = "oauth_callback";
+    const std::string OAUTHLIB_VERSION_KEY = "oauth_version";
+    const std::string OAUTHLIB_SIGNATUREMETHOD_KEY = "oauth_signature_method";
+    const std::string OAUTHLIB_SIGNATURE_KEY = "oauth_signature";
+    const std::string OAUTHLIB_TIMESTAMP_KEY = "oauth_timestamp";
+    const std::string OAUTHLIB_NONCE_KEY = "oauth_nonce";
+    const std::string OAUTHLIB_TOKEN_KEY = "oauth_token";
+    const std::string OAUTHLIB_TOKENSECRET_KEY = "oauth_token_secret";
+    const std::string OAUTHLIB_VERIFIER_KEY = "oauth_verifier";
+    const std::string OAUTHLIB_SCREENNAME_KEY = "screen_name";
+    const std::string OAUTHLIB_AUTHENTICITY_TOKEN_KEY = "authenticity_token";
+    const std::string OAUTHLIB_SESSIONUSERNAME_KEY = "session[username_or_email]";
+    const std::string OAUTHLIB_SESSIONPASSWORD_KEY = "session[password]";
+    const std::string OAUTHLIB_AUTHENTICITY_TOKEN_TWITTER_RESP_KEY = "authenticity_token\" type=\"hidden\" value=\"";
+    const std::string OAUTHLIB_TOKEN_TWITTER_RESP_KEY = "oauth_token\" type=\"hidden\" value=\"";
+    const std::string OAUTHLIB_PIN_TWITTER_RESP_KEY = "code-desc\"><code>";
+    const std::string OAUTHLIB_TOKEN_END_TAG_TWITTER_RESP = "\" />";
+    const std::string OAUTHLIB_PIN_END_TAG_TWITTER_RESP = "</code>";
+
+    const std::string OAUTHLIB_AUTHHEADER_STRING = "Authorization: OAuth ";
+};
+
+namespace oAuthTwitterApiUrls
+{
+    /* Twitter OAuth API URLs */
+    const std::string OAUTHLIB_TWITTER_REQUEST_TOKEN_URL = "http://twitter.com/oauth/request_token";
+    const std::string OAUTHLIB_TWITTER_AUTHORIZE_URL = "http://twitter.com/oauth/authorize?oauth_token=";
+    const std::string OAUTHLIB_TWITTER_ACCESS_TOKEN_URL = "http://twitter.com/oauth/access_token";
+};
+
+typedef enum _eOAuthHttpRequestType
+{
+    eOAuthHttpInvalid = 0,
+    eOAuthHttpGet,
+    eOAuthHttpPost,
+    eOAuthHttpDelete
+} eOAuthHttpRequestType;
+
+typedef std::list<std::string> oAuthKeyValueList;
+typedef std::map<std::string, std::string> oAuthKeyValuePairs;
+
+class oAuth
+{
+public:
+    oAuth();
+    ~oAuth();
+
+    /* OAuth public methods used by twitCurl */
+    void getConsumerKey( std::string& consumerKey /* out */ );
+    void setConsumerKey( const std::string& consumerKey /* in */ );
+
+    void getConsumerSecret( std::string& consumerSecret /* out */ );
+    void setConsumerSecret( const std::string& consumerSecret /* in */ );
+
+    void getOAuthTokenKey( std::string& oAuthTokenKey /* out */ );
+    void setOAuthTokenKey( const std::string& oAuthTokenKey /* in */ );
+
+    void getOAuthTokenSecret( std::string& oAuthTokenSecret /* out */ );
+    void setOAuthTokenSecret( const std::string& oAuthTokenSecret /* in */ );
+
+    void getOAuthScreenName( std::string& oAuthScreenName /* out */ );
+    void setOAuthScreenName( const std::string& oAuthScreenName /* in */ );
+
+    void getOAuthPin( std::string& oAuthPin /* out */ );
+    void setOAuthPin( const std::string& oAuthPin /* in */ );
+
+    bool getOAuthHeader( const eOAuthHttpRequestType eType, /* in */
+                         const std::string& rawUrl, /* in */
+                         const std::string& rawData, /* in */
+                         std::string& oAuthHttpHeader, /* out */
+                         const bool includeOAuthVerifierPin = false /* in */ );
+
+    bool extractOAuthTokenKeySecret( const std::string& requestTokenResponse /* in */ );
+
+private:
+
+    /* OAuth data */
+    std::string m_consumerKey;
+    std::string m_consumerSecret;
+    std::string m_oAuthTokenKey;
+    std::string m_oAuthTokenSecret;
+    std::string m_oAuthPin;
+    std::string m_nonce;
+    std::string m_timeStamp;
+    std::string m_oAuthScreenName;
+
+    /* OAuth twitter related utility methods */
+    bool buildOAuthTokenKeyValuePairs( const bool includeOAuthVerifierPin, /* in */
+                                       const std::string& rawData, /* in */
+                                       const std::string& oauthSignature, /* in */
+                                       oAuthKeyValuePairs& keyValueMap /* out */,
+                                       const bool generateTimestamp /* in */ );
+
+    bool getStringFromOAuthKeyValuePairs( const oAuthKeyValuePairs& rawParamMap, /* in */
+                                          std::string& rawParams, /* out */
+                                          const std::string& paramsSeperator /* in */ );
+
+    bool getSignature( const eOAuthHttpRequestType eType, /* in */
+                       const std::string& rawUrl, /* in */
+                       const oAuthKeyValuePairs& rawKeyValuePairs, /* in */
+                       std::string& oAuthSignature /* out */ );
+
+    void generateNonceTimeStamp();
+};
+
+#endif // __OAUTHLIB_H__
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