Initial upload v3.4.7

algo/simd/sse2/nist.h

@@ -0,0 +1,74 @@
+#ifndef __NIST_H__
+#define __NIST_H__
+
+/*define data alignment for different C compilers*/
+#if defined(__GNUC__)
+#define DATA_ALIGN(x) x __attribute__((aligned(16)))
+#else
+#define DATA_ALIGN(x) __declspec(align(16)) x
+#endif
+
+#include "compat.h"
+#include "algo/sha3/sha3-defs.h"
+/*
+ * NIST API Specific types.
+ */
+
+//typedef unsigned char BitSequence;
+
+//#ifdef HAS_64
+ // typedef u64 DataLength;
+//#else
+ // typedef unsigned long DataLength;
+//#endif
+
+// can't find u32 or fft-t
+#include <stdint.h>
+typedef uint32_t u32;
+typedef int fft_t;
+
+
+//typedef enum { SUCCESS = 0, FAIL = 1, BAD_HASHBITLEN = 2} HashReturn;
+
+typedef struct {
+  unsigned int hashbitlen;
+  unsigned int blocksize;
+  unsigned int n_feistels;
+
+#ifdef HAS_64
+  u64 count;
+#else
+  u32 count_low;
+  u32 count_high;
+#endif
+
+  DATA_ALIGN(u32 A[32]);
+  u32 *B;
+  u32 *C;
+  u32 *D;
+  DATA_ALIGN(unsigned char buffer[128]);
+  
+} hashState_sd;
+
+/* 
+ * NIST API
+ */
+
+HashReturn init_sd(hashState_sd *state, int hashbitlen);
+HashReturn update_sd(hashState_sd *state, const BitSequence *data, DataLength databitlen);
+HashReturn final_sd(hashState_sd *state, BitSequence *hashval);
+//HashReturn Hash(int hashbitlen, const BitSequence *data, DataLength databitlen,
+//                BitSequence *hashval);
+
+/* 
+ * Internal API
+ */
+
+int SupportedLength(int hashbitlen);
+int RequiredAlignment(void);
+void SIMD_Compress(hashState_sd * state, const unsigned char *M, int final);
+
+void fft128_natural(fft_t *a, unsigned char *x);
+void fft256_natural(fft_t *a, unsigned char *x);
+
+#endif