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-rw-r--r--lib/crypto/c_src/digest.h40
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diff --git a/lib/crypto/c_src/digest.h b/lib/crypto/c_src/digest.h
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+/*
+ * %CopyrightBegin%
+ *
+ * Copyright Ericsson AB 2010-2018. All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * %CopyrightEnd%
+ */
+
+#ifndef E_DIGEST_H__
+#define E_DIGEST_H__ 1
+
+#include "common.h"
+
+struct digest_type_t {
+ union {
+ const char* str; /* before init, NULL for end-of-table */
+ ERL_NIF_TERM atom; /* after init, 'false' for end-of-table */
+ }type;
+ union {
+ const EVP_MD* (*funcp)(void); /* before init, NULL if notsup */
+ const EVP_MD* p; /* after init, NULL if notsup */
+ }md;
+};
+
+void init_digest_types(ErlNifEnv* env);
+struct digest_type_t* get_digest_type(ERL_NIF_TERM type);
+
+#endif /* E_DIGEST_H__ */