+
+int EVP_MD_CTX_copy(EVP_MD_CTX *out, EVP_MD_CTX *in)
+{
+ if ((in == NULL) || (in->digest == NULL)) {
+ EVPerr(EVP_F_EVP_MD_CTX_COPY,EVP_R_INPUT_NOT_INITIALIZED);
+ return 0;
+ }
+ memcpy((char *)out,(char *)in,in->digest->ctx_size);
+ return 1;
+}