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/*
* $Id$
* 'OpenSSL for Ruby' project
* Copyright (C) 2001-2002 Michal Rokos <m.rokos@sh.cvut.cz>
* All rights reserved.
*/
/*
* This program is licenced under the same licence as Ruby.
* (See the file 'LICENCE'.)
*/
#if !defined(OPENSSL_NO_HMAC)
#include <string.h>
#include <openssl/hmac.h>
/* to hmac.[ch] */
int
HMAC_CTX_copy(HMAC_CTX *out, HMAC_CTX *in)
{
if (in == NULL) {
/* HMACerr(HMAC_CTX_COPY,HMAC_R_INPUT_NOT_INITIALIZED); */
return 0;
}
memcpy(out, in, sizeof(HMAC_CTX));
if (!EVP_MD_CTX_copy(&out->md_ctx, &in->md_ctx)) {
return 0;
}
if (!EVP_MD_CTX_copy(&out->i_ctx, &in->i_ctx)) {
return 0;
}
if (!EVP_MD_CTX_copy(&out->o_ctx, &in->o_ctx)) {
return 0;
}
return 1;
}
#endif /* NO_HMAC */
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