File: installkey.cc

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#include "decryptbuf.ih"

void DecryptBuf::installKey(string const &key, size_t numberOfBytes)
{
    EVP_CIPHER_CTX_set_key_length(&d_pimpl->ctx, numberOfBytes);

    if 
    (
        !EVP_EncryptInit_ex(&d_pimpl->ctx, 0, 0,
            reinterpret_cast<unsigned char const *>(key.data()), 0)
    )
        throw Errno(1, "Couldn't set Key");
}