Thank you!
I'm still pretty new to COM development, so I didn't appreciate this
nuance. See, I thought the conversion worked, because when I returned
the string, the ASP could output it just fine.
Anyway, that part seems to work now.
Again, thanks.
Mark Harvey wrote:
> Hi Tim,
>
> I think the problem is that you are casting a BSTR to a char*, you need to
> use a conversion routine, e.g. something like:
>
> void somefunc(BSTR bstrText)
> {
> _bstr_t _bstrText(bstrText, false);
> char* lpszText = (char*)_bstrText;
> ..
>
> Cheers,
>
> Mark
>
> ----- Original Message -----
> From: "Tim Coleman" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Thursday, September 19, 2002 2:48 PM
> Subject: Creating a COM object to use openssl
>
>
>
>>Hi,
>>
>>I've been working on making a COM object that uses OpenSSL to sign some
>>data that I'm using for a form of software licensing. I have code that
>>works fine as an executable on Windows, but when I try to make a COM
>>object, I can't seem to load the private key from a string. I'm not
>>sure if I'm doing something wrong or not.
>>
>>Here's the code I have to load the private RSA key from a string. After
>>this has been run, key is NULL, so it didn't succeed in loading the key
>>from the given string.
>>
>>STDMETHODIMP CLicence::GenerateLicence(BSTR licenceData, BSTR keyString,
>>BSTR passphrase, BSTR *licence)
>>{
>>AFX_MANAGE_STATE(AfxGetStaticModuleState())
>>EVP_MD *md = EVP_sha1();
>>EVP_add_cipher( EVP_des_ede3_cbc() );
>>
>>EVP_PKEY *key = NULL;
>>BIO *bio = BIO_new_mem_buf( (char *) keyString, -1 );
>>PEM_read_bio_PrivateKey(bio, &key, NULL, (char *) passphrase );
>>BIO_free( bio );
>>...
>>
>>I'm trying to access this object from an ASP page. The specific error
>>from openssl is "error:0906D06C:PEM routines:PEM_read_bio:no start line"
>>
>>Does anyone have any ideas on what might cause this?
>>
>>Thanks,
>>
>>--
>>Tim Coleman <[EMAIL PROTECTED]>
>>Web Developer, Open Text Corporation Global Services
>>Tel: 519 888 7111 ext. 2619
>>Fax: 519 888 6737
>>
>>______________________________________________________________________
>>OpenSSL Project http://www.openssl.org
>>User Support Mailing List [EMAIL PROTECTED]
>>Automated List Manager [EMAIL PROTECTED]
>>
>
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OpenSSL Project http://www.openssl.org
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