(C) CAdES BES Detached Signature

Demonstrates how to create a CAdES BES detached signature file (.p7s).

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#include <C_CkCrypt2.h>
#include <C_CkCert.h>

void ChilkatSample(void)
    {
    HCkCrypt2 crypt;
    const char *pfxPath;
    const char *pfxPassword;
    HCkCert cert;
    BOOL success;
    const char *inFile;
    const char *sigFile;

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    crypt = CkCrypt2_Create();

    // Use a digital certificate and private key from a PFX file (.pfx or .p12).
    pfxPath = "/Users/chilkat/testData/pfx/acme.pfx";
    pfxPassword = "test123";

    cert = CkCert_Create();
    success = CkCert_LoadPfxFile(cert,pfxPath,pfxPassword);
    if (success != TRUE) {
        printf("%s\n",CkCert_lastErrorText(cert));
        CkCrypt2_Dispose(crypt);
        CkCert_Dispose(cert);
        return;
    }

    // Tell the crypt component to use this cert.
    success = CkCrypt2_SetSigningCert(crypt,cert);
    if (success != TRUE) {
        printf("%s\n",CkCrypt2_lastErrorText(crypt));
        CkCrypt2_Dispose(crypt);
        CkCert_Dispose(cert);
        return;
    }

    // The CadesEnabled property applies to all methods that create PKCS7 signatures. 
    // To create a CAdES-BES signature, set this property equal to true. 
    CkCrypt2_putCadesEnabled(crypt,TRUE);

    // We can sign any type of file, creating a .p7s as output:
    inFile = "/Users/chilkat/testData/pdf/sample.pdf";
    sigFile = "/Users/chilkat/testData/p7s/sample.p7s";

    // Create the detached CAdES-BES signature:
    success = CkCrypt2_CreateP7S(crypt,inFile,sigFile);
    if (success == FALSE) {
        printf("%s\n",CkCrypt2_lastErrorText(crypt));
        CkCrypt2_Dispose(crypt);
        CkCert_Dispose(cert);
        return;
    }

    success = CkCrypt2_VerifyP7S(crypt,inFile,sigFile);
    if (success == FALSE) {
        printf("%s\n",CkCrypt2_lastErrorText(crypt));
        CkCrypt2_Dispose(crypt);
        CkCert_Dispose(cert);
        return;
    }

    printf("Success!\n");


    CkCrypt2_Dispose(crypt);
    CkCert_Dispose(cert);

    }