v3.16.0

algo/verthash/Verthash.h

@@ -0,0 +1,61 @@
+/*
+ * Copyright 2018-2021 CryptoGraphics
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version. See LICENSE for more details.
+ */
+
+#ifndef Verthash_INCLUDE_ONCE
+#define Verthash_INCLUDE_ONCE
+
+#include "tiny_sha3/sha3.h"
+#include "fopen_utf8.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <stdint.h>
+#include <string.h>
+
+// Verthash constants used to compute bitmask, used inside kernel during IO pass
+#define VH_HASH_OUT_SIZE 32
+#define VH_BYTE_ALIGNMENT 16
+#define VH_HEADER_SIZE 80
+
+//-----------------------------------------------------------------------------
+// Verthash data
+//! Verthash C api for data maniputation.
+typedef struct VerthashInfo
+{
+    char* fileName;
+    uint8_t* data;
+    uint64_t dataSize;
+    uint32_t bitmask;
+} verthash_info_t;
+
+//! Must be called before usage. Reset all fields and set a mining data file name.
+//! Error codes
+//! 0 - Success(No error).
+//! 1 - File name is invalid.
+//! 2 - Memory allocation error
+int verthash_info_init(verthash_info_t* info, const char* file_name);
+
+//! Reset all fields and free allocated data.
+void verthash_info_free(verthash_info_t* info);
+
+//! Generate verthash data file and save it to specified location.
+int verthash_generate_data_file(const char* output_file_name);
+
+void verthash_sha3_prehash_72( const void *data );
+
+void verthash_sha3_final_8( sha3_ctx_t *ctx, void *out, const void *data );
+
+void verthash_hash(const unsigned char* blob_bytes,
+                   const size_t blob_size,
+                   const unsigned char(*input)[VH_HEADER_SIZE],
+                   unsigned char(*output)[VH_HASH_OUT_SIZE]);
+
+
+#endif // !Verthash_INCLUDE_ONCE
+