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+/*
+ * Copyright (c) 1995 - 2001 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/* $Id: sha.h 17450 2006-05-05 11:11:43Z lha $ */
+
+#ifndef HEIM_SHA_H
+/*
+ based on heildal lib/hcrypto/sha.h. Copied to lib/crypto to avoid a link
+ problem. Hopefully will be removed once we solve this link problem
+
+ (tridge)
+ */
+#define HEIM_SHA_H 1
+
+#if 0
+/* symbol renaming */
+#define SHA1_Init hc_SHA1_Init
+#define SHA1_Update hc_SHA1_Update
+#define SHA1_Final hc_SHA1_Final
+#define SHA256_Init hc_SHA256_Init
+#define SHA256_Update hc_SHA256_Update
+#define SHA256_Final hc_SHA256_Final
+#endif
+
+/*
+ * SHA-1
+ */
+
+#define SHA_DIGEST_LENGTH 20
+
+struct sha {
+ unsigned int sz[2];
+ uint32_t counter[5];
+ unsigned char save[64];
+};
+
+typedef struct sha SHA_CTX;
+
+void SHA1_Init (struct sha *m);
+void SHA1_Update (struct sha *m, const void *v, size_t len);
+void SHA1_Final (void *res, struct sha *m);
+
+/*
+ * SHA-2 256
+ */
+
+#define SHA256_DIGEST_LENGTH 32
+
+struct hc_sha256state {
+ unsigned int sz[2];
+ uint32_t counter[8];
+ unsigned char save[64];
+};
+
+typedef struct hc_sha256state SHA256_CTX;
+
+void SHA256_Init (SHA256_CTX *);
+void SHA256_Update (SHA256_CTX *, const void *, size_t);
+void SHA256_Final (void *, SHA256_CTX *);
+
+#endif /* HEIM_SHA_H */