#include <openssl/sha.h>

static void Sha1(unsigned char *buf, size_t len, unsigned char *dm)
{
#if defined(USE_STANDALONE_SHA1)

	SHA1_CTX context;
	SHA1Init(&context);
	SHA1Update(&context, buf, len);
	SHA1Final(dm, &context);
#else

	SHA_CTX context;
	SHA1_Init(&context);
	SHA1_Update(&context, buf, len);
	SHA1_Final(dm, &context);
#endif
}