auxFormat.c

#include"auxFormat.h"

void unpackU96FormatToThreePacket(u8 *out, u32 *in) {
	u32 t[3] = { 0 };
	u32 t0 = in[0], t1 = in[1], t2 = in[2];
	t[0] = ((t1 & 0x400) << 21) | ((t2 & 0x400) << 20) | ((t0 & 0x300) << 20)
			| ((t1 & 0x300) << 18) | ((t2 & 0x300) << 16) | ((t0 & 0xff) << 16)
			| ((t1 & 0xff) << 8) | (t2 & 0xff);
	t[1] = ((t2 & 0x200000) << 10) | ((t0 & 0x100000) << 10)
			| ((t1 & 0x180000) << 9) | ((t2 & 0x180000) << 7)
			| ((t0 & 0xc0000) << 6) | ((t1 & 0x7f800) << 5)
			| ((t2 & 0x7f800) >> 3) | ((t0 & 0x3fc00) >> 10);
	t[2] = ((t0 & 0x80000000)) | ((t1 & 0x80000000) >> 1)
			| ((t2 & 0xc0000000) >> 2) | ((t0 & 0x60000000) >> 3)
			| ((t1 & 0x60000000) >> 5) | ((t2 & 0x3fc00000) >> 6)
			| ((t0 & 0x1fe00000) >> 13) | ((t1 & 0x1fe00000) >> 21);
	unpuckU32ToThree_3(t[0]);
	unpuckU32ToThree_3(t[1]);
	unpuckU32ToThree_3(t[2]);
	memcpy(out, t, 12 * sizeof(unsigned char));
}
void packU48FormatToThreePacket(u32 *out, u8 *in) {
	u32 t0 = U32BIG(*(u32* )(in)), t1 = (u32) U16BIG(*(u16* )(in + 4));
	puckU32ToThree_3(t0);
	puckU32ToThree_3(t1);
	out[0] = (((t1 & 0x40000000) >> 10) | ((t1 & 0x03000000) >> 6)
			| ((t1 & 0x000000ff) << 10))
			| ((((t0 & 0x30000000) >> 20) | ((t0 & 0xff0000) >> 16)));
	out[1] = ((((t1 & 0x30000000) >> 9) | ((t1 & 0xff0000) >> 5))
			| (((t0 & 0x80000000) >> 21) | ((t0 & 0xc000000) >> 18)
					| ((t0 & 0xff00) >> 8)));
	out[2] = (((t1 & 0x80000000) >> 10) | ((t1 & 0xc000000) >> 7)
			| ((t1 & 0xff00) << 3))
			| (((t0 & 0x40000000) >> 20) | ((t0 & 0x03000000) >> 16)
					| (t0 & 0x000000ff));
}

unsigned char constant7Format[104] = {
/*constant7Format[127]:  12*9=108*/
0x01, 0x08, 0x40, 0x02, 0x10, 0x80, 0x05, 0x09, 0x48, 0x42, 0x12, 0x90, 0x85,
		0x0c, 0x41, 0x0a, 0x50, 0x82, 0x15, 0x89, 0x4d, 0x4b, 0x5a, 0xd2, 0x97,
		0x9c, 0xc4, 0x06, 0x11, 0x88, 0x45, 0x0b, 0x58, 0xc2, 0x17, 0x99, 0xcd,
		0x4e, 0x53, 0x9a, 0xd5, 0x8e, 0x54, 0x83, 0x1d, 0xc9, 0x4f, 0x5b, 0xda,
		0xd7, 0x9e, 0xd4, 0x86, 0x14, 0x81, 0x0d, 0x49, 0x4a, 0x52, 0x92, 0x95,
		0x8c, 0x44, 0x03, 0x18, 0xc0, 0x07, 0x19, 0xc8, 0x47, 0x1b, 0xd8, 0xc7,
		0x1e, 0xd1, 0x8f, 0x5c, 0xc3, 0x1f, 0xd9, 0xcf, 0x5e, 0xd3, 0x9f, 0xdc,
		0xc6, 0x16, 0x91, 0x8d, 0x4c, 0x43, 0x1a, 0xd0, 0x87, 0x1c, 0xc1, 0x0f,
		0x59, 0xca, 0x57, 0x9b, 0xdd, 0xce, 0x56, };
void ROUND384_Three(unsigned int *s, unsigned char *c, int lunnum) {
	unsigned int t, t1, t2;
	u32 rci, temp;
	rci = c[0];
	ARC(rci);
	SBOX(s[0], s[3], s[6], s[9]);
	SBOX(s[1], s[4], s[7], s[10]);
	SBOX(s[2], s[5], s[8], s[11]);
	t = 1;
	while (lunnum--) {
		temp = ((u32*) (c + t))[0];
		rci = temp & 0xff;
		ARC(rci);
		SBOX1_ROR(s[0], s[4], s[8], s[10]);
		SBOX2_ROR(s[1], s[5], s[6], s[11]);
		SBOX3_ROR(s[2], s[3], s[7], s[9]);
		rci = (temp & 0xff00) >> 8;
		ARC(rci);
		SBOX1_ROR(s[0], s[5], s[7], s[11]);
		SBOX2_ROR(s[1], s[3], s[8], s[9]);
		SBOX3_ROR(s[2], s[4], s[6], s[10]);
		rci = (temp & 0xff0000) >> 16;
		ARC(rci);
		SBOX1_ROR(s[0], s[3], s[6], s[9]);
		SBOX2_ROR(s[1], s[4], s[7], s[10]);
		SBOX3_ROR(s[2], s[5], s[8], s[11]);
		t += 3;
	}
}