Hello,
I think that you have a problem with the call "strlen(firma)", because
this function use the character '\0' to find the length of the char*
and you has not initialized the char* firma.
On 4/13/05, Angel Martinez Gonzalez <[EMAIL PROTECTED]> wrote:
> Hello:
>
> I want sign with OpenSSL, and I use the RSA_sign fuction:
>
> void Firmar(char *mdigest, int longmdigest, RSA *claveRSA)
> {
> int error;
> char *firma;
>
> firma = malloc(RSA_size(claveRSA));
>
> error = RSA_sign(NID_sha1, mdigest, longmdigest, firma, strlen(firma),
> claveRSA);
>
> if (error == 1)
> printf ("Firma realizada con exito\n");
> else
> printf ("Error en el firmado\n");
>
> }
>
> And I call to this funcion "Firmar" with this code:
>
> Firmar(messagedigest, longitudMensajeDigest, parClaves);
>
> Where:
> unsigned char messagedigest[EVP_MAX_MD_SIZE];
> int longitudMensajeDigest;
> RSA *parClaves;
>
> and this variables have a valid value.
>
> But I have an error in execution time. What is wrong?.
>
> Thanks.
>
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