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(Unicode C) Iterate Keys and Certs in PEMDemonstrates how to access each of the private keys and certs contained within a PEM.
#include <C_CkGlobalW.h> #include <C_CkPemW.h> #include <C_CkPrivateKeyW.h> #include <C_CkCertW.h> void ChilkatSample(void) { HCkGlobalW chilkatGlob; BOOL success; HCkPemW pem; const wchar_t *password; const wchar_t *pemContent; int numPrivateKeys; int i; HCkPrivateKeyW privKey; int numCerts; HCkCertW cert; // Starting in v9.5.0.49, all Chilkat classes can be unlocked at once at the beginning of a program // by calling UnlockBundle. It requires a Bundle unlock code. chilkatGlob = CkGlobalW_Create(); success = CkGlobalW_UnlockBundle(chilkatGlob,L"Anything for 30-day trial."); if (success != TRUE) { wprintf(L"%s\n",CkGlobalW_lastErrorText(chilkatGlob)); CkGlobalW_Dispose(chilkatGlob); return; } // The Chilkat PEM class was introduced in v9.5.0.49. // It requires the bundle to be unlocked, as shown above. pem = CkPemW_Create(); // Load the PEM from a file. // If the PEM is encrypted, provide a password. Otherwise pass an empty string for the password. password = L"myPassword"; success = CkPemW_LoadPemFile(pem,L"../myPemFiles/myPem.pem",password); if (success != TRUE) { wprintf(L"%s\n",CkPemW_lastErrorText(pem)); CkGlobalW_Dispose(chilkatGlob); CkPemW_Dispose(pem); return; } // Note: If the app already has the PEM pre-loaded in a string variable, then load it // by calling LoadPem instead. pemContent = L"... the PEM contents ..."; success = CkPemW_LoadPem(pem,pemContent,password); // Check for success as before.. // Iterate over the private keys. numPrivateKeys = CkPemW_getNumPrivateKeys(pem); i = 0; while (i < numPrivateKeys) { privKey = CkPemW_GetPrivateKey(pem,i); wprintf(L"Private Key %d is %d in length\n",i,CkPrivateKeyW_getBitLength(privKey)); CkPrivateKeyW_Dispose(privKey); i = i + 1; } // Iterate over the certificates. numCerts = CkPemW_getNumCerts(pem); i = 0; while (i < numCerts) { cert = CkPemW_GetCert(pem,i); wprintf(L"Certificate %d : %s\n",i,CkCertW_subjectDN(cert)); CkCertW_Dispose(cert); i = i + 1; } CkGlobalW_Dispose(chilkatGlob); CkPemW_Dispose(pem); } |
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