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(Unicode C) Get a Google Drive Access Token using a .p12 Private KeyDemonstrates how to get a Google Drive API access token using a .p12 private key.
#include <C_CkAuthGoogleW.h> #include <C_CkPfxW.h> #include <C_CkSocketW.h> void ChilkatSample(void) { HCkAuthGoogleW gAuth; HCkPfxW pfx; BOOL success; HCkSocketW tlsSock; // This example requires the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. gAuth = CkAuthGoogleW_Create(); pfx = CkPfxW_Create(); success = CkPfxW_LoadPfxFile(pfx,L"qa_data/googleApi/ChilkatTest-5ba79ce39459.p12",L"notasecret"); if (success != TRUE) { wprintf(L"%s\n",CkPfxW_lastErrorText(pfx)); CkAuthGoogleW_Dispose(gAuth); CkPfxW_Dispose(pfx); return; } success = CkAuthGoogleW_SetP12(gAuth,pfx); if (success != TRUE) { wprintf(L"%s\n",CkAuthGoogleW_lastErrorText(gAuth)); CkAuthGoogleW_Dispose(gAuth); CkPfxW_Dispose(pfx); return; } // Choose a scope. CkAuthGoogleW_putScope(gAuth,L"https://www.googleapis.com/auth/drive"); // Request an access token that is valid for this many seconds. CkAuthGoogleW_putExpireNumSeconds(gAuth,3600); // If the application is requesting delegated access: // The email address of the user for which the application is requesting delegated access, // then set the email address here. (Otherwise leave it empty.) CkAuthGoogleW_putSubEmailAddress(gAuth,L"support@chilkatcloud.com"); CkAuthGoogleW_putEmailAddress(gAuth,L"597922945226-00rb0ppfg0snd9jo6bhvd4v17jtj2d3a@developer.gserviceaccount.com"); // Connect to www.googleapis.com using TLS (TLS 1.2 is the default.) // The Chilkat socket object is used so that the connection can be established // through proxies or an SSH tunnel if desired. tlsSock = CkSocketW_Create(); success = CkSocketW_Connect(tlsSock,L"www.googleapis.com",443,TRUE,5000); if (success != TRUE) { wprintf(L"%s\n",CkSocketW_lastErrorText(tlsSock)); CkAuthGoogleW_Dispose(gAuth); CkPfxW_Dispose(pfx); CkSocketW_Dispose(tlsSock); return; } // Send the request to obtain the access token. success = CkAuthGoogleW_ObtainAccessToken(gAuth,tlsSock); if (success != TRUE) { wprintf(L"%s\n",CkAuthGoogleW_lastErrorText(gAuth)); CkAuthGoogleW_Dispose(gAuth); CkPfxW_Dispose(pfx); CkSocketW_Dispose(tlsSock); return; } // Examine the access token: wprintf(L"Access Token: %s\n",CkAuthGoogleW_accessToken(gAuth)); CkAuthGoogleW_Dispose(gAuth); CkPfxW_Dispose(pfx); CkSocketW_Dispose(tlsSock); } |
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