Initial upload v3.4.7

2025-09-17 23:44:27 +00:00 · 2016-09-22 13:16:18 -04:00
parent a3c8079774
commit a35039bc05
480 changed files with 211015 additions and 3 deletions
--- a/algo/argon2/ar2/sj/scrypt-jane-romix-template.h
+++ b/algo/argon2/ar2/sj/scrypt-jane-romix-template.h
@@ -0,0 +1,122 @@
+#if !defined(SCRYPT_CHOOSE_COMPILETIME) || !defined(SCRYPT_HAVE_ROMIX)
+
+#if defined(SCRYPT_CHOOSE_COMPILETIME)
+#undef SCRYPT_ROMIX_FN
+#define SCRYPT_ROMIX_FN scrypt_ROMix
+#endif
+
+#undef SCRYPT_HAVE_ROMIX
+#define SCRYPT_HAVE_ROMIX
+
+#if !defined(SCRYPT_CHUNKMIX_FN)
+
+#define SCRYPT_CHUNKMIX_FN scrypt_ChunkMix_basic
+
+/*
+	Bout = ChunkMix(Bin)
+
+	2*r: number of blocks in the chunk
+*/
+static void asm_calling_convention
+SCRYPT_CHUNKMIX_FN(scrypt_mix_word_t *Bout/*[chunkWords]*/, scrypt_mix_word_t *Bin/*[chunkWords]*/, scrypt_mix_word_t *Bxor/*[chunkWords]*/, uint32_t r) {
+#if (defined(X86ASM_AVX2) || defined(X86_64ASM_AVX2) || defined(X86_INTRINSIC_AVX2))
+	scrypt_mix_word_t ALIGN(32) X[SCRYPT_BLOCK_WORDS], *block;
+#else
+	scrypt_mix_word_t ALIGN(16) X[SCRYPT_BLOCK_WORDS], *block;
+#endif
+	uint32_t i, j, blocksPerChunk = /*r * 2*/2, half = 0;
+
+	/* 1: X = B_{2r - 1} */
+	block = scrypt_block(Bin, blocksPerChunk - 1);
+	for (i = 0; i < SCRYPT_BLOCK_WORDS; i++)
+		X[i] = block[i];
+
+	if (Bxor) {
+		block = scrypt_block(Bxor, blocksPerChunk - 1);
+		for (i = 0; i < SCRYPT_BLOCK_WORDS; i++)
+			X[i] ^= block[i];
+	}
+
+	/* 2: for i = 0 to 2r - 1 do */
+	for (i = 0; i < blocksPerChunk; i++, half ^= /*r*/1) {
+		/* 3: X = H(X ^ B_i) */
+		block = scrypt_block(Bin, i);
+		for (j = 0; j < SCRYPT_BLOCK_WORDS; j++)
+			X[j] ^= block[j];
+
+		if (Bxor) {
+			block = scrypt_block(Bxor, i);
+			for (j = 0; j < SCRYPT_BLOCK_WORDS; j++)
+				X[j] ^= block[j];
+		}
+		SCRYPT_MIX_FN(X);
+
+		/* 4: Y_i = X */
+		/* 6: B'[0..r-1] = Y_even */
+		/* 6: B'[r..2r-1] = Y_odd */
+		block = scrypt_block(Bout, (i / 2) + half);
+		for (j = 0; j < SCRYPT_BLOCK_WORDS; j++)
+			block[j] = X[j];
+	}
+}
+#endif
+
+/*
+	X = ROMix(X)
+
+	X: chunk to mix
+	Y: scratch chunk
+	N: number of rounds
+	V[N]: array of chunks to randomly index in to
+	2*r: number of blocks in a chunk
+*/
+
+static void NOINLINE FASTCALL
+SCRYPT_ROMIX_FN(scrypt_mix_word_t *X/*[chunkWords]*/, scrypt_mix_word_t *Y/*[chunkWords]*/, scrypt_mix_word_t *V/*[N * chunkWords]*/, uint32_t N, uint32_t r) {
+	uint32_t i, j, chunkWords = (uint32_t)(SCRYPT_BLOCK_WORDS * 2);
+	scrypt_mix_word_t *block = V;
+
+	SCRYPT_ROMIX_TANGLE_FN(X, 2);
+
+	/* 1: X = B */
+	/* implicit */
+
+	/* 2: for i = 0 to N - 1 do */
+	memcpy(block, X, chunkWords * sizeof(scrypt_mix_word_t));
+	for (i = 0; i < /*N - 1*/511; i++, block += chunkWords) {
+		/* 3: V_i = X */
+		/* 4: X = H(X) */
+		SCRYPT_CHUNKMIX_FN(block + chunkWords, block, NULL, /*r*/1);
+	}
+	SCRYPT_CHUNKMIX_FN(X, block, NULL, 1);
+
+	/* 6: for i = 0 to N - 1 do */
+	for (i = 0; i < /*N*/512; i += 2) {
+		/* 7: j = Integerify(X) % N */
+		j = X[chunkWords - SCRYPT_BLOCK_WORDS] & /*(N - 1)*/511;
+
+		/* 8: X = H(Y ^ V_j) */
+		SCRYPT_CHUNKMIX_FN(Y, X, scrypt_item(V, j, chunkWords), 1);
+
+		/* 7: j = Integerify(Y) % N */
+		j = Y[chunkWords - SCRYPT_BLOCK_WORDS] & /*(N - 1)*/511;
+
+		/* 8: X = H(Y ^ V_j) */
+		SCRYPT_CHUNKMIX_FN(X, Y, scrypt_item(V, j, chunkWords), 1);
+	}
+
+	/* 10: B' = X */
+	/* implicit */
+
+	SCRYPT_ROMIX_UNTANGLE_FN(X, 2);
+}
+
+#endif /* !defined(SCRYPT_CHOOSE_COMPILETIME) || !defined(SCRYPT_HAVE_ROMIX) */
+
+
+#undef SCRYPT_CHUNKMIX_FN
+#undef SCRYPT_ROMIX_FN
+#undef SCRYPT_MIX_FN
+#undef SCRYPT_ROMIX_TANGLE_FN
+#undef SCRYPT_ROMIX_UNTANGLE_FN
+