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(Unicode C) POP3 GMail XOAUTH2 AuthenticationDemonstrates using OAuth2 authentication with pop.gmail.com. Note: This example requires Chilkat v9.5.0.83 or greater.
#include <C_CkMailManW.h> #include <C_CkJsonObjectW.h> void ChilkatSample(void) { HCkMailManW mailman; HCkJsonObjectW jsonToken; BOOL success; int numEmails; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. mailman = CkMailManW_Create(); CkMailManW_putMailHost(mailman,L"pop.gmail.com"); CkMailManW_putMailPort(mailman,995); CkMailManW_putPopSsl(mailman,TRUE); CkMailManW_putPopUsername(mailman,L"my_account@gmail.com"); // If using OAuth2 authentication, leave the password empty. CkMailManW_putPopPassword(mailman,L""); // Load our previously obtained OAuth2 access token. // See Getting a GMail POP3 OAuth2 Access Token jsonToken = CkJsonObjectW_Create(); success = CkJsonObjectW_LoadFile(jsonToken,L"qa_data/tokens/gmail_pop3.json"); if (success == FALSE) { wprintf(L"%s\n",CkJsonObjectW_lastErrorText(jsonToken)); CkMailManW_Dispose(mailman); CkJsonObjectW_Dispose(jsonToken); return; } CkMailManW_putOAuth2AccessToken(mailman,CkJsonObjectW_stringOf(jsonToken,L"access_token")); // Make the TLS connection to the POP3 server. success = CkMailManW_Pop3Connect(mailman); if (success != TRUE) { wprintf(L"%s\n",CkMailManW_lastErrorText(mailman)); CkMailManW_Dispose(mailman); CkJsonObjectW_Dispose(jsonToken); return; } // Authenticate.. success = CkMailManW_Pop3Authenticate(mailman); if (success != TRUE) { wprintf(L"%s\n",CkMailManW_lastErrorText(mailman)); CkMailManW_Dispose(mailman); CkJsonObjectW_Dispose(jsonToken); return; } // Find out how many emails are on the server.. numEmails = CkMailManW_CheckMail(mailman); if (numEmails < 0) { wprintf(L"%s\n",CkMailManW_lastErrorText(mailman)); CkMailManW_Dispose(mailman); CkJsonObjectW_Dispose(jsonToken); return; } // Examine the POP3 session log: wprintf(L"%s\n",CkMailManW_pop3SessionLog(mailman)); // The POP3 session log will look something like this: // **** Connected to pop.gmail.com:995 // < +OK Gpop ready for requests from 87.9.200.42 l16mb86351205iok // > AUTH XOAUTH2 dXNlcj1....VaMDJFAQE= // < +OK Welcome. // > STAT // < +OK 301 1627357 // // -- Finished. // End the POP3 session and close the connection to the GMail server. success = CkMailManW_Pop3EndSession(mailman); if (success != TRUE) { wprintf(L"%s\n",CkMailManW_lastErrorText(mailman)); CkMailManW_Dispose(mailman); CkJsonObjectW_Dispose(jsonToken); return; } wprintf(L"-- Finished.\n"); CkMailManW_Dispose(mailman); CkJsonObjectW_Dispose(jsonToken); } |
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