Skip to content

lwc / candidates

Go to a project
Commit 8e94fb3c by Zhao Xuefeng Committed by Sebastian Renner
Options

knot

parent c1ed6960
Inline Side-by-side
Showing with 2365 additions and 1598 deletions
knot/Implementations/crypto_aead/knot128v1/armcortexm_2/api.h
//k=n=tag=128 b=256 r=64 c=192
#define CRYPTO_KEYBYTES 16 //
#define CRYPTO_NSECBYTES 0
#define CRYPTO_NPUBBYTES 16
......
knot/Implementations/crypto_aead/knot128v1/armcortexm_2/auxFormat.c 0 → 100644
#include"auxFormat.h"
//#define PRINTFormatToU8
#define PRINTU8
unsigned char constant6Format[52] = {
/*constant6_aead_128v1:*/
0x01, 0x10, 0x02, 0x20, 0x04, 0x41, 0x11, 0x12, 0x22, 0x24, 0x45, 0x50, 0x03,
0x30, 0x06, 0x61, 0x15, 0x53, 0x33, 0x36, 0x67, 0x74, 0x46, 0x60, 0x05,
0x51, 0x13, 0x32, 0x26, 0x65, 0x54, 0x42, 0x21, 0x14, 0x43, 0x31, 0x16,
0x63, 0x35, 0x57, 0x72, 0x27, 0x75, 0x56, 0x62, 0x25, 0x55, 0x52, 0x23,
0x34, 0x47, 0x70, };
void P256(unsigned int *s, unsigned char *rc, unsigned char rounds) {
unsigned int reg1, reg2;
asm volatile (
"enc_loop: \n\t"
"/*add round const*/ \n\t"
"ldrb %[reg1], [%[rc]] \n\t"
"and %[reg2], %[reg1], 0xf \n\t"
"eors %[S_0], %[S_0], %[reg1],LSR #4 \n\t" /*s[0] ^= constant6Format[lunNum]>>4;*/\
"eors %[S_1], %[S_1], %[reg2] \n\t" /*s[1] ^= constant6Format[lunNum] & 0x0f;*/\
"/*sbox first column*/ \n\t"
"mvns %[S_0], %[S_0] \n\t"
"ands %[reg1], %[S_2], %[S_0] \n\t"
"eors %[reg1], %[S_4], %[reg1] \n\t"
"orrs %[S_4], %[S_2], %[S_4] \n\t"
"eors %[S_0], %[S_6], %[S_0] \n\t"
"eors %[S_4], %[S_4], %[S_0] \n\t"
"eors %[reg2], %[S_2], %[S_6] \n\t"
"eors %[S_6], %[S_6], %[reg1] \n\t"
"ands %[S_0], %[reg1],%[S_0] \n\t"
"eors %[S_0], %[reg2],%[S_0] \n\t"
"ands %[S_2], %[S_4], %[reg2] \n\t"
"eors %[S_2], %[reg1], %[S_2] \n\t"
"/*sbox first column*/ \n\t"
"mvns %[S_1], %[S_1] \n\t"
"ands %[reg1], %[S_3], %[S_1] \n\t"
"eors %[reg1], %[S_5], %[reg1] \n\t"
"orrs %[S_5], %[S_3], %[S_5] \n\t"
"eors %[S_1], %[S_7], %[S_1] \n\t"
"eors %[S_5], %[S_5], %[S_1] \n\t"
"eors %[reg2], %[S_3], %[S_7] \n\t"
"eors %[S_7], %[S_7], %[reg1] \n\t"
"ands %[S_1], %[reg1],%[S_1] \n\t"
"eors %[S_1], %[reg2],%[S_1] \n\t"
"ands %[S_3], %[S_5], %[reg2] \n\t"
"eors %[S_3], %[reg1], %[S_3] \n\t"
"/*rotate shift left 1 bit*/ \n\t"
"mov %[reg1], %[S_3] \n\t"
"mov %[S_3], %[S_2] , ROR #31 \n\t"
"mov %[S_2], %[reg1] \n\t"
"/*rotate shift left 8 bits*/ \n\t"
"mov %[S_4], %[S_4] , ROR #28 \n\t"
"mov %[S_5], %[S_5] , ROR #28 \n\t"
"/*rotate shift left 25 bits*/ \n\t"
"mov %[reg1], %[S_6] \n\t"
"mov %[S_6], %[S_7] , ROR #20 \n\t"
"mov %[S_7], %[reg1] , ROR #19 \n\t"
"/*loop control*/ \n\t"
"adds %[rc], %[rc], #1 \n\t"
"subs %[ro], %[ro], #1 \n\t"
"bne enc_loop \n\t"
/* ----------------------------- */
: /* output variables - including inputs that are changed */
[ro] "+r" (rounds),[reg1] "=r" (reg1), [reg2] "=r" (reg2), [rc] "+r" (rc),
[S_0] "+r" (s[0]), [S_2] "+r" (s[2]), [S_4] "+r" (s[4]), [S_6] "+r" (s[6]) ,
[S_1] "+r" (s[1]), [S_3] "+r" (s[3]), [S_5] "+r" (s[5]), [S_7] "+r" (s[7])
: /* input variables */
: /* clobber registers for temporary values */
);
}
void packFormat(u32 * out, const u8 * in) {
u32 t0 = U32BIG(((u32* )in)[0]);
u32 t1 = U32BIG(((u32* )in)[1]);
u32 r0, r1;
r0 = (t0 ^ (t0 >> 1)) & 0x22222222, t0 ^= r0 ^ (r0 << 1);
r0 = (t0 ^ (t0 >> 2)) & 0x0C0C0C0C, t0 ^= r0 ^ (r0 << 2);
r0 = (t0 ^ (t0 >> 4)) & 0x00F000F0, t0 ^= r0 ^ (r0 << 4);
r0 = (t0 ^ (t0 >> 8)) & 0x0000FF00, t0 ^= r0 ^ (r0 << 8); //t0 odd even
r1 = (t1 ^ (t1 >> 1)) & 0x22222222, t1 ^= r1 ^ (r1 << 1);
r1 = (t1 ^ (t1 >> 2)) & 0x0C0C0C0C, t1 ^= r1 ^ (r1 << 2);
r1 = (t1 ^ (t1 >> 4)) & 0x00F000F0, t1 ^= r1 ^ (r1 << 4);
r1 = (t1 ^ (t1 >> 8)) & 0x0000FF00, t1 ^= r1 ^ (r1 << 8); //t1 odd even
out[0] = (t1 & 0xFFFF0000) | (t0 >> 16); // t1.odd|t0.odd
out[1] = (t1 << 16) | (t0 & 0x0000FFFF); // t1.even|t0.even
}
void unpackFormat(u8 * out, u32 * in) {
u32 t[2] = { 0 };
t[1] = (in[0] & 0xFFFF0000) | (in[1] >> 16);
t[0] = (in[1] & 0x0000FFFF) | (in[0] << 16);
u32 r0, r1;
r0 = (t[0] ^ (t[0] >> 8)) & 0x0000FF00, t[0] ^= r0 ^ (r0 << 8);
r0 = (t[0] ^ (t[0] >> 4)) & 0x00F000F0, t[0] ^= r0 ^ (r0 << 4);
r0 = (t[0] ^ (t[0] >> 2)) & 0x0C0C0C0C, t[0] ^= r0 ^ (r0 << 2);
r0 = (t[0] ^ (t[0] >> 1)) & 0x22222222, t[0] ^= r0 ^ (r0 << 1);
r1 = (t[1] ^ (t[1] >> 8)) & 0x0000FF00, t[1] ^= r1 ^ (r1 << 8);
r1 = (t[1] ^ (t[1] >> 4)) & 0x00F000F0, t[1] ^= r1 ^ (r1 << 4);
r1 = (t[1] ^ (t[1] >> 2)) & 0x0C0C0C0C, t[1] ^= r1 ^ (r1 << 2);
r1 = (t[1] ^ (t[1] >> 1)) & 0x22222222, t[1] ^= r1 ^ (r1 << 1);
memcpy(out, t, 8 * sizeof(unsigned char));
}
void getU32Format(u32 *out, const u8* in) {
u32 r0, lo = U32BIG(((u32* )in)[0]);
r0 = (lo ^ (lo >> 1)) & 0x22222222, lo ^= r0 ^ (r0 << 1);
r0 = (lo ^ (lo >> 2)) & 0x0C0C0C0C, lo ^= r0 ^ (r0 << 2);
r0 = (lo ^ (lo >> 4)) & 0x00F000F0, lo ^= r0 ^ (r0 << 4);
r0 = (lo ^ (lo >> 8)) & 0x0000FF00, lo ^= r0 ^ (r0 << 8);
*out = lo;
}
knot/Implementations/crypto_aead/knot128v1/armcortexm_2/auxFormat.h
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include<malloc.h>
#include"crypto_aead.h"
#include"api.h"
#include"stdio.h"
#include <string.h>
#define U32BIG(x) (x)
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define LOTR32(x,n) (((x)<<(n))|((x)>>(32-(n))))
#define sbox(a, b, c, d, e, f, g, h) \
{ \
t1 = ~a; t2 = b & t1;t3 = c ^ t2; h = d ^ t3; t5 = b | c; t6 = d ^ t1; g = t5 ^ t6; t8 = b ^ d; t9 = t3 & t6; e = t8 ^ t9; t11 = g & t8; f = t3 ^ t11; \
}
typedef unsigned char u8;
typedef unsigned int u32;
typedef unsigned long long u64;
unsigned char constant6Format[52];
unsigned char constant7Format[68];
#define RATE (64 / 8)
#define PR0_ROUNDS 52
#define PR_ROUNDS 28
#define PRF_ROUNDS 32
#define packFormat(out,in) {\
t1 = U32BIG(((u32*)in)[0]); \
t2 = U32BIG(((u32*)in)[1]); \
t3 = (t1 ^ (t1 >> 1)) & 0x22222222, t1 ^= t3 ^ (t3 << 1); \
t3 = (t1 ^ (t1 >> 2)) & 0x0C0C0C0C, t1 ^= t3 ^ (t3 << 2); \
t3 = (t1 ^ (t1 >> 4)) & 0x00F000F0, t1 ^= t3 ^ (t3 << 4); \
t3 = (t1 ^ (t1 >> 8)) & 0x0000FF00, t1 ^= t3 ^ (t3 << 8); \
t5 = (t2 ^ (t2 >> 1)) & 0x22222222, t2 ^= t5 ^ (t5 << 1); \
t5 = (t2 ^ (t2 >> 2)) & 0x0C0C0C0C, t2 ^= t5 ^ (t5 << 2); \
t5 = (t2 ^ (t2 >> 4)) & 0x00F000F0, t2 ^= t5 ^ (t5 << 4); \
t5 = (t2 ^ (t2 >> 8)) & 0x0000FF00, t2 ^= t5 ^ (t5 << 8); \
out[0] = (t2 & 0xFFFF0000) | (t1 >> 16); \
out[1] = (t2 << 16) | (t1 & 0x0000FFFF); \
}
#define unpackFormat(out, in) {\
t2 = (in[0] & 0xFFFF0000) | (in[1] >> 16); \
t1 = (in[1] & 0x0000FFFF) | (in[0] << 16); \
t3 = (t1 ^ (t1 >> 8)) & 0x0000FF00, t1 ^= t3 ^ (t3 << 8); \
t3 = (t1 ^ (t1 >> 4)) & 0x00F000F0, t1 ^= t3 ^ (t3 << 4); \
t3 = (t1 ^ (t1 >> 2)) & 0x0C0C0C0C, t1 ^= t3 ^ (t3 << 2); \
t3 = (t1 ^ (t1 >> 1)) & 0x22222222, t1 ^= t3 ^ (t3 << 1); \
t5 = (t2 ^ (t2 >> 8)) & 0x0000FF00, t2 ^= t5 ^ (t5 << 8); \
t5 = (t2 ^ (t2 >> 4)) & 0x00F000F0, t2 ^= t5 ^ (t5 << 4); \
t5 = (t2 ^ (t2 >> 2)) & 0x0C0C0C0C, t2 ^= t5 ^ (t5 << 2); \
t5 = (t2 ^ (t2 >> 1)) & 0x22222222, t2 ^= t5 ^ (t5 << 1); \
*((u64*)out) = ((u64)t2 << 32 | t1); \
}
#define getU32Format(out, in) {\
t1, t2 = U32BIG(((u32*)in)[0]); \
t1 = (t2 ^ (t2 >> 1)) & 0x22222222, t2 ^= t1 ^ (t1 << 1); \
t1 = (t2 ^ (t2 >> 2)) & 0x0C0C0C0C, t2 ^= t1 ^ (t1 << 2); \
t1 = (t2 ^ (t2 >> 4)) & 0x00F000F0, t2 ^= t1 ^ (t1 << 4); \
t1 = (t2 ^ (t2 >> 8)) & 0x0000FF00, t2 ^= t1 ^ (t1 << 8); \
*out = t2; \
}
#define ROUND256( constant6Format,lunNum) {\
s[0] ^= constant6Format[lunNum]>> 4;\
s[1] ^= constant6Format[lunNum]& 0x0f;\
sbox(s[0], s[2], s[4], s[6], s_temp[0], s_temp[2], s_temp[4], s_temp[6]);\
sbox(s[1], s[3], s[5], s[7], s_temp[1], s_temp[3], s_temp[5], s_temp[7]);\
s[0] = s_temp[0];\
s[1] = s_temp[1];\
s[2] = s_temp[3];\
s[3] = LOTR32(s_temp[2], 1);\
s[4] = LOTR32(s_temp[4], 4);\
s[5] = LOTR32(s_temp[5], 4);\
s[6] = LOTR32(s_temp[7], 12);\
s[7] = LOTR32(s_temp[6], 13);\
}
void printfFormat(char name[], u32 * in);
void packFormat(u32 * out, const u8 * in);
void unpackFormat(u8 * out, u32 * in);
void printU8(char name[], u8 var[], long len, int offset);
knot/Implementations/crypto_aead/knot128v1/armcortexm_2/crypto_aead.h
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k);
int crypto_aead_encrypt(
unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec,
const unsigned char *npub,
const unsigned char *k
);
int crypto_aead_decrypt(
unsigned char *m, unsigned long long *mlen,
unsigned char *nsec,
const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub,
const unsigned char *k
);
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k);
knot/Implementations/crypto_aead/knot128v1/armcortexm_2/encrypt.c
#include"auxFormat.h"
#define RATE (64 / 8)
#define PR0_ROUNDS 52
#define PR_ROUNDS 28
#define PRF_ROUNDS 32
unsigned char constant6Format[63] = {
/*constant6_aead_128v1:*/
0x1,
0x10,
0x2,
0x20,
0x4,
0x41,
0x11,
0x12,
0x22,
0x24,
0x45,
0x50,
0x3,
0x30,
0x6,
0x61,
0x15,
0x53,
0x33,
0x36,
0x67,
0x74,
0x46,
0x60,
0x5,
0x51,
0x13,
0x32,
0x26,
0x65,
0x54,
0x42,
0x21,
0x14,
0x43,
0x31,
0x16,
0x63,
0x35,
0x57,
0x72,
0x27,
0x75,
0x56,
0x62,
0x25,
0x55,
0x52,
0x23,
0x34,
0x47,
0x70,
0x7,
0x71,
0x17,
0x73,
0x37,
0x77,
0x76,
0x66,
0x64,
0x44,
0x40,
};
static void permutation256(unsigned int *in, int rounds, unsigned char *rc) {
uint32_t w0, w1, w2, w3, w4, w5, w6, w7;
uint32_t s0, s1, s2;
uint32_t one = 0x1;
uint32_t i=0;
uint32_t ff = 0xff;
__asm volatile(
"ldr w0, [in] \n\t"
"ldr w4, [in, #4] \n\t"
"ldr w1, [in, #8] \n\t"
"ldr w5, [in, #12] \n\t"
"ldr w2, [in, #16] \n\t"
"ldr w6, [in, #20] \n\t"
"ldr w3, [in, #24] \n\t"
"ldr w7, [in, #28] \n\t"
"enc_loop: \n\t"
"/*add round const s0 s1*/ \n\t"
"ldrb s0, [rc] \n\t"
"LSR s1, s0, #4 \n\t"
"and s0, s0, 0xf \n\t"
"eors w4, w4, s0 \n\t"
"eors w0, w0, s1 \n\t"
"/*sbox first column*/ \n\t"
"mvns w0, w0 \n\t"
"ands s0, w1, w0 \n\t"
"eors s0, w2, s0 \n\t"
"orrs w2, w1, w2 \n\t"
"eors w0, w3, w0 \n\t"
"eors w2, w2, w0 \n\t"
"eors s1, w1, w3 \n\t"
"eors w3, w3, s0 \n\t"
"ands w0, s0, w0 \n\t"
"eors w0, s1, w0 \n\t"
"ands w1, w2, s1 \n\t"
"eors w1, s0, w1 \n\t"
"/*sbox second column*/ \n\t"
"mvns w4, w4 \n\t"
"ands s0, w5, w4 \n\t"
"eors s0, w6, s0 \n\t"
"orrs w6, w5, w6 \n\t"
"eors w4, w7, w4 \n\t"
"eors w6, w6, w4 \n\t"
"eors s1, w5, w7 \n\t"
"eors w7, w7, s0 \n\t"
"ands w4, s0, w4 \n\t"
"eors w4, s1, w4 \n\t"
"ands w5, w6, s1 \n\t"
"eors w5, s0, w5 \n\t"
"/*rotate shift left 1 bit*/ \n\t"
"mov s0, w5 \n\t"
"ROR w5, w1, #31 \n\t"
"mov w1, s0 \n\t"
"/*rotate shift left 8 bits*/ \n\t"
"ROR w2, w2, #28 \n\t"
"ROR w6, w6, #28 \n\t"
"/*rotate shift left 25 bits*/ \n\t"
"mov s0, w3 \n\t"
"ROR w3, w7, #20 \n\t"
"ROR w7, s0, #19 \n\t"
"/*loop control*/ \n\t"
"adds rc, rc, #1 \n\t"
"subs rounds, rounds, #1 \n\t"
"bne enc_loop \n\t"
"str w0, [in] \n\t"
"str w4, [in, #4] \n\t"
"str w1, [in, #8] \n\t"
"str w5, [in, #12] \n\t"
"str w2, [in, #16] \n\t"
"str w6, [in, #20] \n\t"
"str w3, [in, #24] \n\t"
"str w7, [in, #28] \n\t"
);
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
unsigned int i, j;
u32 s[8] = { 0 };
void ProcessAssocData(unsigned int *s, const u8* ad, unsigned long long adlen) {
u32 dataFormat[2] = { 0 };
u8 tempData[8];
u32 s_temp[8] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
*clen = mlen + CRYPTO_ABYTES;
//initialization
packFormat(s, npub);
packFormat((s + 2), (npub + 8));
packFormat((s + 4), k);
packFormat((s + 6), (k + 8));
permutation256(s,PR0_ROUNDS,constant6Format);
// process associated data
if (adlen) {
while (adlen >= RATE) {
packFormat(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
permutation256(s,PR_ROUNDS,constant6Format);
P256(s, constant6Format, PR_ROUNDS);
adlen -= RATE;
ad += RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packFormat(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
permutation256(s,PR_ROUNDS,constant6Format);
P256(s, constant6Format, PR_ROUNDS);
}
s[6] ^= 0x80000000;
}
void ProcessPlaintext(unsigned int *s, const u8* m, unsigned long long mlen,
unsigned char *c) {
u32 dataFormat[2] = { 0 };
u8 tempData[8] = { 0 };
if (mlen) {
while (mlen >= RATE) {
packFormat(dataFormat, m);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
unpackFormat(c, s);
permutation256(s,PR_ROUNDS,constant6Format);
P256(s, constant6Format, PR_ROUNDS);
mlen -= RATE;
m += RATE;
c += RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen]= 0x01;
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen] = 0x01;
packFormat(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
unpackFormat(tempData, s);
memcpy(c, tempData, mlen * sizeof(unsigned char));
c +=mlen;
//c+=mlen;
}
// finalization
permutation256(s,PRF_ROUNDS,constant6Format);
}
void Finalize_GenerateTag(unsigned int *s, unsigned char *c) {
P256(s, constant6Format, PRF_ROUNDS);
// return tag
unpackFormat(tempData, s);
memcpy(c, tempData, sizeof(tempData));
unpackFormat(tempData,(s + 2));
memcpy(c+8, tempData, sizeof(tempData));
// unpackFormat((c), s);
// unpackFormat((c+8),(s + 2));
return 0;
unpackFormat(c, s);
unpackFormat((c + 8), (s + 2));
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u8 i, j;
// initialization
u32 s[8] = { 0 };
u32 dataFormat[4] = { 0 };
u32 dataFormat_1[2] = { 0 };
u8 tempU8[32] = { 0 };
u8 tempData[8];
u32 s_temp[8] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
*mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
//initialization
void Initialize(unsigned int *s, const unsigned char *npub, const unsigned char *k) {
packFormat(s, npub);
packFormat((s + 2), (npub + 8));
packFormat((s + 4), k);
packFormat((s + 6), (k + 8));
permutation256(s,PR0_ROUNDS,constant6Format);
// process associated data
if (adlen) {
while (adlen >= RATE) {
packFormat(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
permutation256(s,PR_ROUNDS,constant6Format);
adlen -= RATE;
ad += RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packFormat(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
permutation256(s,PR_ROUNDS,constant6Format);
}
s[6] ^= 0x80000000;
// process c
clen = clen - CRYPTO_KEYBYTES;
packFormat(s + 2, npub + 8);
packFormat(s + 4, k);
packFormat(s + 6, k + 8);
P256(s, constant6Format, PR0_ROUNDS);
}
void ProcessCiphertext(unsigned int *s, unsigned char *m, const unsigned char *c,
unsigned long long clen) {
u8 tempU8[32] = { 0 }, i;
u32 dataFormat[2] = { 0 };
u32 dataFormat_1[2] = { 0 };
if (clen) {
while (clen >= RATE) {
packFormat(dataFormat, c);
......@@ -274,27 +74,65 @@ int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unpackFormat(m, dataFormat_1);
s[0] = dataFormat[0];
s[1] = dataFormat[1];
permutation256(s,PR_ROUNDS,constant6Format);
P256(s, constant6Format, PR_ROUNDS);
clen -= RATE;
m += RATE;
c += RATE;
}
unpackFormat(tempU8, s);
for (i = 0; i < clen; ++i, ++m, ++c)
{
*m = tempU8[i]^ *c;
for (i = 0; i < clen; ++i, ++m, ++c) {
*m = tempU8[i] ^ *c;
tempU8[i] = *c;
}
tempU8[i] ^= 0x01;
packFormat(s, tempU8);
packFormat(s, tempU8);
}
// finalization
permutation256(s,PRF_ROUNDS,constant6Format);
}
int Finalize_VerifyTag(unsigned int *s, const unsigned char *c, unsigned char *m,
unsigned long long *mlen) {
u8 tempU8[16] = { 0 };
P256(s, constant6Format, PRF_ROUNDS);
// return tag
packFormat(dataFormat, c);
packFormat((dataFormat + 2), (c +8));
if (dataFormat[0] != s[0] || dataFormat[1] != s[1] || dataFormat[2] != s[2] || dataFormat[3] != s[3]) {
unpackFormat(tempU8, s);
unpackFormat((tempU8 + 8), (s + 2));
if (memcmp((void*) tempU8, (void*) (c), CRYPTO_ABYTES)) {
memset(m, 0, sizeof(unsigned char) * (*mlen));
*mlen = 0;
return -1;
}
return 0;
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
unsigned int s[8] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
//initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessPlaintext(s, m, mlen, c);
// finalization
Finalize_GenerateTag(s, c + mlen);
return 0;
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
unsigned int s[8] = { 0 };
*mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
//initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
// process cipher
ProcessCiphertext(s, m, c, clen - CRYPTO_KEYBYTES);
// finalization
return Finalize_VerifyTag(s, c + clen - CRYPTO_KEYBYTES, m, mlen);
}
knot/Implementations/crypto_aead/knot128v1/armcortexm_4/api.h 0 → 100644
#define CRYPTO_KEYBYTES 16 //
#define CRYPTO_NSECBYTES 0
#define CRYPTO_NPUBBYTES 16
#define CRYPTO_ABYTES 16
#define CRYPTO_NOOVERLAP 1
knot/Implementations/crypto_aead/knot128v1/armcortexm_4/auxFormat.c 0 → 100644
#include"auxFormat.h"
//#define PRINTFormatToU8
#define PRINTU8
unsigned char constant6Format[52] = {
/*constant6_aead_128v1:*/
0x01, 0x10, 0x02, 0x20, 0x04, 0x41, 0x11, 0x12, 0x22, 0x24, 0x45, 0x50, 0x03,
0x30, 0x06, 0x61, 0x15, 0x53, 0x33, 0x36, 0x67, 0x74, 0x46, 0x60, 0x05,
0x51, 0x13, 0x32, 0x26, 0x65, 0x54, 0x42, 0x21, 0x14, 0x43, 0x31, 0x16,
0x63, 0x35, 0x57, 0x72, 0x27, 0x75, 0x56, 0x62, 0x25, 0x55, 0x52, 0x23,
0x34, 0x47, 0x70, };
void P256(unsigned int *s, unsigned char *round, unsigned char lunNum) {
u32 s_temp[8] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
unsigned char i;
for (i = 0; i < lunNum; i++) {
s[0] ^= round[i] >> 4;
s[1] ^= round[i] & 0x0f;
sbox(s[0], s[2], s[4], s[6], s_temp[2], s_temp[4], s_temp[6]);
sbox(s[1], s[3], s[5], s[7], s[2], s_temp[5], s_temp[7]);
s[3] = LOTR32(s_temp[2], 1);
s[4] = LOTR32(s_temp[4], 4);
s[5] = LOTR32(s_temp[5], 4);
s[6] = LOTR32(s_temp[7], 12);
s[7] = LOTR32(s_temp[6], 13);
}
}
void packFormat(u32 * out, const u8 * in) {
u32 t0 = U32BIG(((u32* )in)[0]);
u32 t1 = U32BIG(((u32* )in)[1]);
u32 r0, r1;
r0 = (t0 ^ (t0 >> 1)) & 0x22222222, t0 ^= r0 ^ (r0 << 1);
r0 = (t0 ^ (t0 >> 2)) & 0x0C0C0C0C, t0 ^= r0 ^ (r0 << 2);
r0 = (t0 ^ (t0 >> 4)) & 0x00F000F0, t0 ^= r0 ^ (r0 << 4);
r0 = (t0 ^ (t0 >> 8)) & 0x0000FF00, t0 ^= r0 ^ (r0 << 8); //t0 odd even
r1 = (t1 ^ (t1 >> 1)) & 0x22222222, t1 ^= r1 ^ (r1 << 1);
r1 = (t1 ^ (t1 >> 2)) & 0x0C0C0C0C, t1 ^= r1 ^ (r1 << 2);
r1 = (t1 ^ (t1 >> 4)) & 0x00F000F0, t1 ^= r1 ^ (r1 << 4);
r1 = (t1 ^ (t1 >> 8)) & 0x0000FF00, t1 ^= r1 ^ (r1 << 8); //t1 odd even
out[0] = (t1 & 0xFFFF0000) | (t0 >> 16); // t1.odd|t0.odd
out[1] = (t1 << 16) | (t0 & 0x0000FFFF); // t1.even|t0.even
}
void unpackFormat(u8 * out, u32 * in) {
u32 t[2] = { 0 };
t[1] = (in[0] & 0xFFFF0000) | (in[1] >> 16);
t[0] = (in[1] & 0x0000FFFF) | (in[0] << 16);
u32 r0, r1;
r0 = (t[0] ^ (t[0] >> 8)) & 0x0000FF00, t[0] ^= r0 ^ (r0 << 8);
r0 = (t[0] ^ (t[0] >> 4)) & 0x00F000F0, t[0] ^= r0 ^ (r0 << 4);
r0 = (t[0] ^ (t[0] >> 2)) & 0x0C0C0C0C, t[0] ^= r0 ^ (r0 << 2);
r0 = (t[0] ^ (t[0] >> 1)) & 0x22222222, t[0] ^= r0 ^ (r0 << 1);
r1 = (t[1] ^ (t[1] >> 8)) & 0x0000FF00, t[1] ^= r1 ^ (r1 << 8);
r1 = (t[1] ^ (t[1] >> 4)) & 0x00F000F0, t[1] ^= r1 ^ (r1 << 4);
r1 = (t[1] ^ (t[1] >> 2)) & 0x0C0C0C0C, t[1] ^= r1 ^ (r1 << 2);
r1 = (t[1] ^ (t[1] >> 1)) & 0x22222222, t[1] ^= r1 ^ (r1 << 1);
memcpy(out, t, 8 * sizeof(unsigned char));
}
void getU32Format(u32 *out, const u8* in) {
u32 r0, lo = U32BIG(((u32* )in)[0]);
r0 = (lo ^ (lo >> 1)) & 0x22222222, lo ^= r0 ^ (r0 << 1);
r0 = (lo ^ (lo >> 2)) & 0x0C0C0C0C, lo ^= r0 ^ (r0 << 2);
r0 = (lo ^ (lo >> 4)) & 0x00F000F0, lo ^= r0 ^ (r0 << 4);
r0 = (lo ^ (lo >> 8)) & 0x0000FF00, lo ^= r0 ^ (r0 << 8);
*out = lo;
}
knot/Implementations/crypto_aead/knot128v1/armcortexm_4/auxFormat.h 0 → 100644
#include<malloc.h>
#include"crypto_aead.h"
#include"api.h"
#include"stdio.h"
#include <string.h>
#define U32BIG(x) (x)
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define LOTR32(x,n) (((x)<<(n))|((x)>>(32-(n))))
typedef unsigned char u8;
typedef unsigned int u32;
typedef unsigned long long u64;
unsigned char constant6Format[52];
unsigned char constant7Format[68];
#define RATE (64 / 8)
#define PR0_ROUNDS 52
#define PR_ROUNDS 28
#define PRF_ROUNDS 32
#define sbox(a, b, c, d, f, g, h) \
{ \
t1 = ~a; t2 = b & t1;t3 = c ^ t2; h = d ^ t3; t5 = b | c; t6 = d ^ t1; g = t5 ^ t6; t8 = b ^ d; t9 = t3 & t6; a = t8 ^ t9; t11 = g & t8; f = t3 ^ t11; \
}
void packFormat(u32 * out, const u8 * in);
void unpackFormat(u8 * out, u32 * in);
knot/Implementations/crypto_aead/knot128v1/armcortexm_4/crypto_aead.h 0 → 100644
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k);
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k);
knot/Implementations/crypto_aead/knot128v1/armcortexm_4/encrypt.c 0 → 100644
#include"auxFormat.h"
void ProcessAssocData(u32 *s, const u8* ad, unsigned long long adlen) {
u32 dataFormat[2] = { 0 };
u8 tempData[8];
if (adlen) {
while (adlen >= RATE) {
packFormat(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
P256(s, constant6Format, PR_ROUNDS);
adlen -= RATE;
ad += RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packFormat(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
P256(s, constant6Format, PR_ROUNDS);
}
s[6] ^= 0x80000000;
}
void ProcessPlaintext(u32 *s, const u8* m, unsigned long long mlen,
unsigned char *c) {
u32 dataFormat[2] = { 0 };
u8 tempData[8] = { 0 };
if (mlen) {
while (mlen >= RATE) {
packFormat(dataFormat, m);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
unpackFormat(c, s);
P256(s, constant6Format, PR_ROUNDS);
mlen -= RATE;
m += RATE;
c += RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen] = 0x01;
packFormat(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
unpackFormat(tempData, s);
memcpy(c, tempData, mlen * sizeof(unsigned char));
//c+=mlen;
}
}
void Finalize_GenerateTag(u32 *s, unsigned char *c) {
P256(s, constant6Format, PRF_ROUNDS);
// return tag
unpackFormat(c, s);
unpackFormat((c + 8), (s + 2));
}
void Initialize(u32 *s, const unsigned char *npub, const unsigned char *k) {
packFormat(s, npub);
packFormat(s + 2, npub + 8);
packFormat(s + 4, k);
packFormat(s + 6, k + 8);
P256(s, constant6Format, PR0_ROUNDS);
}
void ProcessCiphertext(u32 *s, unsigned char *m, const unsigned char *c,
unsigned long long clen) {
u8 tempU8[32] = { 0 }, i;
u32 dataFormat[2] = { 0 };
u32 dataFormat_1[2] = { 0 };
if (clen) {
while (clen >= RATE) {
packFormat(dataFormat, c);
dataFormat_1[0] = s[0] ^ dataFormat[0];
dataFormat_1[1] = s[1] ^ dataFormat[1];
unpackFormat(m, dataFormat_1);
s[0] = dataFormat[0];
s[1] = dataFormat[1];
P256(s, constant6Format, PR_ROUNDS);
clen -= RATE;
m += RATE;
c += RATE;
}
unpackFormat(tempU8, s);
for (i = 0; i < clen; ++i, ++m, ++c) {
*m = tempU8[i] ^ *c;
tempU8[i] = *c;
}
tempU8[i] ^= 0x01;
packFormat(s, tempU8);
}
}
int Finalize_VerifyTag(u32 *s, const unsigned char *c, unsigned char *m,
unsigned long long *mlen) {
u8 tempU8[16] = { 0 };
P256(s, constant6Format, PRF_ROUNDS);
// return tag
unpackFormat(tempU8, s);
unpackFormat((tempU8 + 8), (s + 2));
if (memcmp((void*) tempU8, (void*) (c), CRYPTO_ABYTES)) {
memset(m, 0, sizeof(unsigned char) * (*mlen));
*mlen = 0;
return -1;
}
return 0;
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
u32 s[8] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
//initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessPlaintext(s, m, mlen, c);
// finalization
Finalize_GenerateTag(s, c + mlen);
return 0;
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u32 s[8] = { 0 };
*mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
//initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
// process cipher
ProcessCiphertext(s, m, c, clen - CRYPTO_KEYBYTES);
// finalization
return Finalize_VerifyTag(s, c + clen - CRYPTO_KEYBYTES, m, mlen);
}
knot/Implementations/crypto_aead/knot128v2/armcortexm_2/auxFormat.c 0 → 100644
#include"auxFormat.h"
//puck begin//
void unpackU96FormatToThreePacket(u8 * out, u32 * in) {
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u32 t1_32, t2_64, t2_65;
u32 t[3] = { 0 };
temp0[0] = in[0] & 0xffe00000;
temp1[0] = (in[0] & 0x001ffc00) << 11;
temp2[0] = (in[0] & 0x000003ff) << 22;
temp0[1] = in[1] & 0xffe00000;
temp1[1] = (in[1] & 0x001ff800) << 11;
t2_64 = ((in[1] & 0x00000400) << 21);
temp2[1] = (in[1] & 0x000003ff) << 22;
temp0[2] = in[2] & 0xffc00000;
t1_32 = ((in[2] & 0x00200000) << 10);
temp1[2] = (in[2] & 0x001ff800) << 11;
t2_65 = ((in[2] & 0x00000400) << 20);
temp2[2] = (in[2] & 0x000003ff) << 22;
unpuckU32ToThree(temp0[0]);
unpuckU32ToThree(temp0[1]);
unpuckU32ToThree(temp0[2]);
t[2] = temp0[0] | temp0[1] >> 1 | temp0[2] >> 2;
unpuckU32ToThree(temp1[0]);
unpuckU32ToThree(temp1[1]);
unpuckU32ToThree(temp1[2]);
t[1] = t1_32 | ((temp1[0] | temp1[1] >> 1 | temp1[2] >> 2) >> 1);
unpuckU32ToThree(temp2[0]);
unpuckU32ToThree(temp2[1]);
unpuckU32ToThree(temp2[2]);
t[0] = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2);
memcpy(out, t, 12 * sizeof(unsigned char));
}
void packU96FormatToThreePacket(u32 * out, u8 * in) {
u32 t0 = U32BIG(((u32*)in)[2]);
u32 t1 = U32BIG(((u32*)in)[1]);
u32 t2 = U32BIG(((u32*)in)[0]);
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u8 t1_32 = (in[7] & 0x80) >> 7, t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t1 = t1 << 1;
t2 = t2 << 2;
temp0[0] = t0; temp0[1] = t0 << 1; temp0[2] = t0 << 2;
puckU32ToThree(temp0[0]);
puckU32ToThree(temp0[1]);
puckU32ToThree(temp0[2]);
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2;
puckU32ToThree(temp1[0]);
puckU32ToThree(temp1[1]);
puckU32ToThree(temp1[2]);
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp0[0]) | (temp1[0] >> 11) | (temp2[0] >> 22);
out[1] = (temp0[1]) | (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] = (temp0[2]) | (((u32)t1_32) << 21) | (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22);
}
void packU32FormatToThreePacket(u32 * out, u8 * in) {
u32 t2 = U32BIG(((u32*)in)[0]);
u32 temp2[3] = { 0 };
u8 t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t2 = t2 << 2;
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp2[0] >> 22);
out[1] = (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] =(((u32)t2_65) << 10) | (temp2[2] >> 22);
}
void unpackU32FormatToThreePacket(u8 * out, u32 * in) {
u32 temp2[3] = { 0 };
u32 t2_64, t2_65;
u32 t2;
temp2[0] = (in[0] & 0x000003ff) << 22;
t2_64 = ((in[1] & 0x00000400) << 21);
temp2[1] = (in[1] & 0x000003ff) << 22;
t2_65 = ((in[2] & 0x00000400) << 20);
temp2[2] = (in[2] & 0x000003ff) << 22;
unpuckU32ToThree(temp2[0]);
unpuckU32ToThree(temp2[1]);
unpuckU32ToThree(temp2[2]);
t2 = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2);
*(u32*)(out) = U32BIG(t2);
}
void P384(unsigned int *s, unsigned char *round, unsigned char lunNum) {
u32 rci,t1,t2;
unsigned char i;
for (i = 0; i < lunNum; i++) {
rci=constant7Format[i];\
P384_ARC_SC1(rci,s[3],s[6],s[9]); \
P384_2SC(s[1],s[4],s[7],s[10],s[2],s[5],s[8],s[11]);\
P384_SR();\
}
}
//12*7=84
unsigned char constant7Format[80] = {
/*constant7Format[127]:*/
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,};
knot/Implementations/crypto_aead/knot128v2/armcortexm_2/auxFormat.h
//#include<malloc.h>
#include"crypto_aead.h"
#include"api.h"
#include <string.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#define U32BIG(x) (x)
typedef unsigned char u8;
typedef unsigned int u32;
typedef unsigned long long u64;
#define aead_RATE (192 / 8)
#define PR0_ROUNDS 76
#define PR_ROUNDS 28
#define PRF_ROUNDS 32
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define LOTR32(x,n) (((x)<<(n))|((x)>>(32-(n))))
//////////////////puck begin
//&:5 <<:4 |:4
#define puckU32ToThree(x){\
......@@ -31,119 +35,94 @@ x = (x | (x >> 8)) & 0xf00f00f0;\
x = (x | (x >> 4)) & 0xc30c30c3;\
x = (x | (x >> 2)) & 0x92492492;\
}
//ʹ u8 t2_64, t2_65;u32 temp2[3];t2;
#define packU32FormatToThreePacket( out, in) {\
t2 = U32BIG(((u32*)in)[0]); \
t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6; \
t2 = t2 << 2; \
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2; \
puckU32ToThree(temp2[0]); \
puckU32ToThree(temp2[1]); \
puckU32ToThree(temp2[2]); \
out[0] = (temp2[0] >> 22); \
out[1] = (((u32)t2_64) << 10) | (temp2[1] >> 22); \
out[2] =(((u32)t2_65) << 10) | (temp2[2] >> 22); \
}
//t9 t1 t2 t1_32 t2_64 t2_65 temp0[3] temp1[3] temp2[3]
#define packU96FormatToThreePacket(out, in) {\
t9 = U32BIG(((u32*)in)[2]); \
t1 = U32BIG(((u32*)in)[1]); \
t2 = U32BIG(((u32*)in)[0]); \
t1_32 = (in[7] & 0x80) >> 7, t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6; \
t1 = t1 << 1; \
t2 = t2 << 2; \
temp0[0] = t9; temp0[1] = t9 << 1; temp0[2] = t9 << 2; \
puckU32ToThree(temp0[0]); \
puckU32ToThree(temp0[1]); \
puckU32ToThree(temp0[2]); \
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2; \
puckU32ToThree(temp1[0]); \
puckU32ToThree(temp1[1]); \
puckU32ToThree(temp1[2]); \
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2; \
puckU32ToThree(temp2[0]); \
puckU32ToThree(temp2[1]); \
puckU32ToThree(temp2[2]); \
out[0] = (temp0[0]) | (temp1[0] >> 11) | (temp2[0] >> 22); \
out[1] = (temp0[1]) | (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22); \
out[2] = (temp0[2]) | (((u32)t1_32) << 21) | (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22); \
}
//ʹ u8 t2_64, t2_65;u32 temp2[3];t2;
#define unpackU32FormatToThreePacket(out, in) {\
temp2[0] = (in[0] & 0x000003ff) << 22; \
t2_64 = ((in[1] & 0x00000400) << 21); \
temp2[1] = (in[1] & 0x000003ff) << 22; \
t2_65 = ((in[2] & 0x00000400) << 20); \
temp2[2] = (in[2] & 0x000003ff) << 22; \
unpuckU32ToThree(temp2[0]); \
unpuckU32ToThree(temp2[1]); \
unpuckU32ToThree(temp2[2]); \
t2 = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2); \
*(u32*)(out) = U32BIG(t2); \
}
//u32 temp0[3] = { 0 };u32 temp1[3] = { 0 };u32 temp2[3] = { 0 };u32 t1_32, t2_64, t2_65;t9,t1,t2,
#define unpackU96FormatToThreePacket( out, in) {\
temp0[0] = in[0] & 0xffe00000; \
temp1[0] = (in[0] & 0x001ffc00) << 11; \
temp2[0] = (in[0] & 0x000003ff) << 22; \
temp0[1] = in[1] & 0xffe00000; \
temp1[1] = (in[1] & 0x001ff800) << 11; \
t2_64 = ((in[1] & 0x00000400) << 21); \
temp2[1] = (in[1] & 0x000003ff) << 22; \
temp0[2] = in[2] & 0xffc00000; \
t1_32 = ((in[2] & 0x00200000) << 10); \
temp1[2] = (in[2] & 0x001ff800) << 11; \
t2_65 = ((in[2] & 0x00000400) << 20); \
temp2[2] = (in[2] & 0x000003ff) << 22; \
unpuckU32ToThree(temp0[0]); \
unpuckU32ToThree(temp0[1]); \
unpuckU32ToThree(temp0[2]); \
t9 = temp0[0] | temp0[1] >> 1 | temp0[2] >> 2; \
unpuckU32ToThree(temp1[0]); \
unpuckU32ToThree(temp1[1]); \
unpuckU32ToThree(temp1[2]); \
t1 = t1_32 | ((temp1[0] | temp1[1] >> 1 | temp1[2] >> 2) >> 1); \
unpuckU32ToThree(temp2[0]); \
unpuckU32ToThree(temp2[1]); \
unpuckU32ToThree(temp2[2]); \
t2 = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2); \
*(u32*)(out) = U32BIG(t2); \
*(u32*)(out + 4) = U32BIG(t1); \
*(u32*)(out + 8) = U32BIG(t9); \
}
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define sbox(a, b, c, d, e, f, g, h) \
{ \
t1 = ~a; t2 = b & t1;t3 = c ^ t2; h = d ^ t3; t5 = b | c; t6 = d ^ t1; g = t5 ^ t6; t8 = b ^ d; t9 = t3 & t6; e = t8 ^ t9; t11 = g & t8; f = t3 ^ t11; \
}
#define U96_BIT_LOTR32_1(t0,t1,t2,t3,t4,t5){\
t3= t1;\
t4 = t2;\
t5 = LOTR32(t0, 1); \
}
#define U96_BIT_LOTR32_8(t0,t1,t2,t3,t4,t5){\
t3= LOTR32(t2, 2);\
t4 =LOTR32(t0, 3);\
t5 = LOTR32(t1, 3); \
}
//55=3*18+1
#define U96_BIT_LOTR32_55(t0,t1,t2,t3,t4,t5){\
t3= LOTR32(t1, 18); \
t4 = LOTR32(t2, 18);\
t5 = LOTR32(t0, 19); \
}
/*
s0 s1 s2
s3 s4 s5
s6 s7 s8
s9 s10 s11
*/
unsigned char constant7Format[80];
void printU32State(char name[], u32* var, long len);
void printfU96Format(char name[], u32 * s);
//////////////////puck end
void printU8(char name[], u8 var[], int len, int offset);
void printfU96Format(char name[], u32 * s);
#define P384_ARC_SC1(rci,S2,S3,S4) \
do { \
__asm__ __volatile__ ( \
"/*add round const s0 s1 s2 */ \n\t"\
"ands %[t1], %[rci], #0xc0\n\t" \
"eors %[S_0], %[S_0], %[t1], LSR #6 \n\t" /*s[0] ^= (constant7Format[lunNum] >> 6) & 0x3;*/\
"ands %[t1], %[rci], #0x38\n\t" \
"eors %[S_1], %[S_1], %[t1], LSR #3 \n\t" /*s[0] ^= (constant7Format[lunNum] >> 6) & 0x3;*/\
"ands %[t1], %[rci], #0x7\n\t" \
"eors %[S_3], %[S_3], %[t1] \n\t" /*s[2] ^= constant7Format[lunNum] & 0x7;*/\
"/*sbox column*/ \n\t"\
"mvns %[S_0], %[S_0] \n\t"\
"ands %[t1], %[S_2], %[S_0] \n\t"\
"eors %[t1], %[S_4], %[t1] \n\t"\
"orrs %[S_4], %[S_2], %[S_4] \n\t"\
"eors %[S_0], %[S_6], %[S_0] \n\t"\
"eors %[S_4], %[S_4], %[S_0] \n\t"\
"eors %[t2], %[S_2], %[S_6] \n\t"\
"eors %[S_6], %[S_6], %[t1] \n\t"\
"ands %[S_0], %[t1],%[S_0] \n\t"\
"eors %[S_0], %[t2],%[S_0] \n\t"\
"ands %[S_2], %[S_4], %[t2] \n\t"\
"eors %[S_2], %[t1], %[S_2] \n\t"\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1), [t2] "=r" (t2), [rci] "+r" (rci), \
[S_0] "+r" (s[0]), [S_1] "+r" (s[1]), [S_3] "+r" (s[2]),\
[S_2] "+r" (S2), [S_4] "+r" (S3), [S_6] "+r" (S4) \
: : );\
}while (0)
#define P384_2SC(S1,S2,S3,S4,S5,S6,S7,S8) \
do { \
__asm__ __volatile__ ( \
"/*sbox column*/ \n\t"\
"mvns %[S_0], %[S_0] \n\t"\
"ands %[t1], %[S_2], %[S_0] \n\t"\
"eors %[t1], %[S_4], %[t1] \n\t"\
"orrs %[S_4], %[S_2], %[S_4] \n\t"\
"eors %[S_0], %[S_6], %[S_0] \n\t"\
"eors %[S_4], %[S_4], %[S_0] \n\t"\
"eors %[t2], %[S_2], %[S_6] \n\t"\
"eors %[S_6], %[S_6], %[t1] \n\t"\
"ands %[S_0], %[t1],%[S_0] \n\t"\
"eors %[S_0], %[t2],%[S_0] \n\t"\
"ands %[S_2], %[S_4], %[t2] \n\t"\
"eors %[S_2], %[t1], %[S_2] \n\t"\
"/*sbox column*/ \n\t"\
"mvns %[S_1], %[S_1] \n\t"\
"ands %[t1], %[S_3], %[S_1] \n\t"\
"eors %[t1], %[S_5], %[t1] \n\t"\
"orrs %[S_5], %[S_3], %[S_5] \n\t"\
"eors %[S_1], %[S_7], %[S_1] \n\t"\
"eors %[S_5], %[S_5], %[S_1] \n\t"\
"eors %[t2], %[S_3], %[S_7] \n\t"\
"eors %[S_7], %[S_7], %[t1] \n\t"\
"ands %[S_1], %[t1],%[S_1] \n\t"\
"eors %[S_1], %[t2],%[S_1] \n\t"\
"ands %[S_3], %[S_5], %[t2] \n\t"\
"eors %[S_3], %[t1], %[S_3] \n\t"\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1), [t2] "=r" (t2),\
[S_0] "+r" (S1), [S_2] "+r" (S2), [S_4] "+r" (S3), [S_6] "+r" (S4) ,\
[S_1] "+r" (S5), [S_3] "+r" (S6), [S_5] "+r" (S7), [S_7] "+r" (S8)\
: : );\
}while (0)
#define P384_SR() \
do { \
__asm__ __volatile__ ( \
"/*rotate shift left 1 bit [w9 w5 w1-> (w1,1) w9 w5] */ \n\t"\
"mov %[t1], %[S_3] \n\t"\
"mov %[S_3], %[S_4] \n\t"\
"mov %[S_4], %[S_5] \n\t"\
"ROR %[S_5], %[t1] , #31 \n\t"\
"/*rotate shift left 8 bits [w10 w6 w2-> （w6,3) (w2,3) ( w10,2)]*/ \n\t"\
"mov %[t1], %[S_8] \n\t"\
"ROR %[S_8], %[S_7] , #29 \n\t"\
"ROR %[S_7], %[S_6] , #29 \n\t"\
"ROR %[S_6], %[t1] , #30 \n\t"\
"/*rotate shift left 55 bit [w11 w7 w3-> （w3,13) (w11,14) ( w7,14)] */ \n\t"\
"mov %[t1], %[S_9] \n\t"\
"ROR %[S_9], %[S_10] , #14 \n\t"\
"ROR %[S_10], %[S_11] , #14 \n\t"\
"ROR %[S_11], %[t1] , #13 \n\t"\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1),\
[S_3] "+r" (s[3]), [S_6] "+r" (s[6]), [S_9] "+r" (s[9]) ,\
[S_4] "+r" (s[4]), [S_7] "+r" (s[7]), [S_10] "+r" (s[10]),\
[S_5] "+r" (s[5]), [S_8] "+r" (s[8]), [S_11] "+r" (s[11])\
: : );\
}while (0)
knot/Implementations/crypto_aead/knot128v2/armcortexm_2/crypto_aead.h
int crypto_aead_encrypt(
unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
......
knot/Implementations/crypto_aead/knot128v2/armcortexm_2/encrypt.c
#include"auxFormat.h"
#define aead_RATE (192 / 8)
#define PR0_ROUNDS 76
#define PR_ROUNDS 28
#define PRF_ROUNDS 32
unsigned char constant7Format[127] = {
/*constant7Format[127]:*/
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,0x56,0x93,0x9d,0xcc,0x46,
0x13,0x98,0xc5,0x0e,0x51,0x8a,0x55,0x8b,0x5d,0xcb,0x5f,0xdb,
0xdf,0xde,0xd6,0x96,0x94,0x84,0x04, };
/* State
* w8 w4 w0
* w9 w5 w1
* w10 w6 w2
* w11 w7 w3
*/
static void permutation384(unsigned int *in, int rounds, unsigned char *rc) {
uint32_t w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11;
uint32_t s0, s1, s2;
uint32_t i=0;
__asm volatile(
"ldr w0, [in] \n\t"
"ldr w4, [in, #4] \n\t"
"ldr w8, [in, #8] \n\t"
"ldr w1, [in, #12] \n\t"
"ldr w5, [in, #16] \n\t"
"ldr w9, [in, #20] \n\t"
"ldr w2, [in, #24] \n\t"
"ldr w6, [in, #28] \n\t"
"ldr w10, [in, #32] \n\t"
"ldr w3, [in, #36] \n\t"
"ldr w7, [in, #40] \n\t"
"ldr w11, [in, #44] \n\t"
"enc_loop: \n\t"
"/*add round const s0 s1*/ \n\t"
"ldrb s0, [rc] \n\t"
"LSR s1, s0, #6 \n\t"
"and s1, s1, 0x3 \n\t"
"LSR s2, s0, #3 \n\t"
"and s2, s2, 0x7 \n\t"
"and s0, s0, 0x7 \n\t"
"eors w8, w8, s0 \n\t"
"eors w4, w4, s2 \n\t"
"eors w0, w0, s1 \n\t"
"/*sbox first column*/ \n\t"
"mvns w0, w0 \n\t"
"ands s0, w1, w0 \n\t"
"eors s0, w2, s0 \n\t"
"orrs w2, w1, w2 \n\t"
"eors w0, w3, w0 \n\t"
"eors w2, w2, w0 \n\t"
"eors s1, w1, w3 \n\t"
"eors w3, w3, s0 \n\t"
"ands w0, s0, w0 \n\t"
"eors w0, s1, w0 \n\t"
"ands w1, w2, s1 \n\t"
"eors w1, s0, w1 \n\t"
"/*sbox second column*/ \n\t"
"mvns w4, w4 \n\t"
"ands s0, w5, w4 \n\t"
"eors s0, w6, s0 \n\t"
"orrs w6, w5, w6 \n\t"
"eors w4, w7, w4 \n\t"
"eors w6, w6, w4 \n\t"
"eors s1, w5, w7 \n\t"
"eors w7, w7, s0 \n\t"
"ands w4, s0, w4 \n\t"
"eors w4, s1, w4 \n\t"
"ands w5, w6, s1 \n\t"
"eors w5, s0, w5 \n\t"
"/*sbox third column*/ \n\t"
"mvns w8, w8 \n\t"
"ands s0, w9, w8 \n\t"
"eors s0, w10, s0 \n\t"
"orrs w10, w9, w10 \n\t"
"eors w8, w11, w8 \n\t"
"eors w10, w10, w8 \n\t"
"eors s1, w9, w11 \n\t"
"eors w11, w11, s0 \n\t"
"ands w8, s0, w8 \n\t"
"eors w8, s1, w8 \n\t"
"ands w9, w10, s1 \n\t"
"eors w9, s0, w9 \n\t"
"/*rotate shift left 1 bit [w9 w5 w1-> (w1,1) w9 w5] */ \n\t"
"mov s0, w1 \n\t"
"mov w1, w5 \n\t"
"mov w5, w9 \n\t"
"ROR w9, s0, #31 \n\t"
"/*rotate shift left 8 bits [w10 w6 w2-> w6,3) (w2,3) ( w10,2)]*/ \n\t"
"mov s0, w10 \n\t"
"ROR w10, w6 , #29 \n\t"
"ROR w6, w2 , #29 \n\t"
"ROR w2, s0, #30 \n\t"
"/*rotate shift left 55 bit [w11 w7 w3-> w3,13) (w11,14) ( w7,14)] */ \n\t"
"mov s0, w3 \n\t"
"ROR w3, w7 , #14 \n\t"
"ROR w7, w11 , #14 \n\t"
"ROR w11, s0, #13 \n\t"
"/*loop control*/ \n\t"
"adds rc, rc, #1 \n\t"
"subs rounds, rounds, #1 \n\t"
"bne enc_loop \n\t"
"str w0, [in] \n\t"
"str w4, [in, #4] \n\t"
"str w8, [in, #8] \n\t"
"str w1, [in, #12] \n\t"
"str w5, [in, #16] \n\t"
"str w9, [in, #20] \n\t"
"str w2, [in, #24] \n\t"
"str w6, [in, #28] \n\t"
"str w10, [in, #32] \n\t"
"str w3, [in, #36] \n\t"
"str w7, [in, #40] \n\t"
"str w11, [in, #44] \n\t"
);
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
u8 i;
u32 s[12] = { 0 };
void Initialize(u32 *s, const unsigned char *npub, const unsigned char *k) {
u8 tempData[24] = { 0 };
u32 dataFormat[6] = { 0 };
u32 s_temp[12] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
u32 t1_32, t2_64, t2_65;
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
// initialization
packU96FormatToThreePacket(s, npub);
memcpy(tempData, npub+12, sizeof(unsigned char)*4);
memcpy(tempData+4, k, sizeof(unsigned char) * 16);
packU96FormatToThreePacket((s + 3), tempData);
packU96FormatToThreePacket((s + 6), (tempData+12));
memcpy(tempData, npub + 12, sizeof(unsigned char) * 4);
memcpy(tempData + 4, k, sizeof(unsigned char) * 16);
packU96FormatToThreePacket(s + 3, tempData);
packU96FormatToThreePacket(s + 6, tempData + 12);
s[9] = 0x80000000;
permutation384(s,PR0_ROUNDS,constant7Format);
// process associated data
P384(s, constant7Format, PR0_ROUNDS);
}
void ProcessAssocData(u32 *s, const u8* ad, unsigned long long adlen) {
u32 dataFormat[6] = { 0 };
u8 tempData[24] = { 0 };
if (adlen) {
// rlen = adlen;
while (adlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket((dataFormat+3), (ad+12));
packU96FormatToThreePacket(dataFormat + 3, ad + 12);
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
permutation384(s,PR_ROUNDS,constant7Format);
P384(s, constant7Format, PR_ROUNDS);
adlen -= aead_RATE;
ad += aead_RATE;
}
......@@ -176,138 +35,94 @@ int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket((dataFormat + 3), (tempData + 12));
packU96FormatToThreePacket(dataFormat + 3, tempData + 12);
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
permutation384(s,PR_ROUNDS,constant7Format);
P384(s, constant7Format, PR_ROUNDS);
}
s[9] ^= 0x80000000;
}
void ProcessPlaintext(u32 *s, const u8* m, unsigned long long mlen, unsigned char *c) {
u32 dataFormat[6] = { 0 };
u8 tempData[24] = { 0 };
if (mlen) {
while (mlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, m);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket((dataFormat + 3), (m + 12));
packU96FormatToThreePacket(dataFormat + 3, m + 12);
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
unpackU96FormatToThreePacket(c, s);
unpackU96FormatToThreePacket((c+12), (s+3));
permutation384(s,PR_ROUNDS,constant7Format);
unpackU96FormatToThreePacket(c + 12, s + 3);
P384(s, constant7Format, PR_ROUNDS);
mlen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen]= 0x01;
tempData[mlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket((dataFormat + 3), (tempData + 12));
packU96FormatToThreePacket(dataFormat + 3, tempData + 12);
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
//*c = EXT_BYTE(x0, i);
unpackU96FormatToThreePacket(tempData, s);
unpackU96FormatToThreePacket((tempData+12), (s+3));
memcpy(c, tempData, mlen * sizeof(unsigned char));
c += mlen;
unpackU96FormatToThreePacket(tempData + 12, s + 3);
memcpy(c, tempData, mlen * sizeof(unsigned char));
//c += mlen;
}
// finalization
permutation384(s,PRF_ROUNDS,constant7Format);
}
void Finalize_GenerateTag(u32 *s, unsigned char *c) {
u8 tempData[12] = { 0 };
P384(s, constant7Format, PRF_ROUNDS);
// return tag
unpackU96FormatToThreePacket(c, s);
unpackU96FormatToThreePacket(tempData, (s + 3));
memcpy(c+12, tempData, sizeof(unsigned char) * 4);
return 0;
unpackU96FormatToThreePacket(c , s);
unpackU96FormatToThreePacket(tempData, s + 3);
memcpy(c + 12 , tempData, sizeof(unsigned char) * 4);
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u8 i, j;
u32 s[12] = { 0 };
u32 s_temp[12] = { 0 };
void ProcessCiphertext(u32 *s, unsigned char *m, const unsigned char *c, unsigned long long clen)
{
u32 dataFormat[12] = { 0 };
u32 dataFormat_1[12] = { 0 };
u8 tempData[24] = { 0 };
u8 tempU8[24] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
u32 t1_32, t2_64, t2_65;
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 }; *mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
// initialization
packU96FormatToThreePacket(s, npub);
memcpy(tempData, npub + 12, sizeof(unsigned char) * 4);
memcpy(tempData + 4, k, sizeof(unsigned char) * 16);
packU96FormatToThreePacket((s + 3), tempData);
packU96FormatToThreePacket((s + 6), (tempData + 12));
s[9] = 0x80000000;
permutation384(s,PR0_ROUNDS,constant7Format);
// process associated data
if (adlen) {
while (adlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket((dataFormat + 3), (ad + 12));
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
permutation384(s,PR_ROUNDS,constant7Format);
adlen -= aead_RATE;
ad += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket((dataFormat + 3), (tempData + 12));
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
permutation384(s,PR_ROUNDS,constant7Format);
}
s[9] ^= 0x80000000;
clen -= CRYPTO_ABYTES;
u8 tempU8[24] = { 0 },i;
if (clen) {
while (clen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, c);
dataFormat_1[0] = s[0] ^ dataFormat[0];
dataFormat_1[1] = s[1] ^ dataFormat[1];
dataFormat_1[2] = s[2] ^ dataFormat[2];
packU96FormatToThreePacket((dataFormat+3), (c+12));
packU96FormatToThreePacket(dataFormat + 3, c + 12);
dataFormat_1[3] = s[3] ^ dataFormat[3];
dataFormat_1[4] = s[4] ^ dataFormat[4];
dataFormat_1[5] = s[5] ^ dataFormat[5];
unpackU96FormatToThreePacket(m, dataFormat_1);
unpackU96FormatToThreePacket((m + 12), (dataFormat_1 + 3));
unpackU96FormatToThreePacket(m + 12, dataFormat_1 + 3);
s[0] = dataFormat[0];
s[1] = dataFormat[1];
s[2] = dataFormat[2];
s[3] = dataFormat[3];
s[4] = dataFormat[4];
s[5] = dataFormat[5];
permutation384(s,PR_ROUNDS,constant7Format);
P384(s, constant7Format, PR_ROUNDS);
clen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
unpackU96FormatToThreePacket(tempU8, s);
unpackU96FormatToThreePacket((tempU8+12), (s+3));
unpackU96FormatToThreePacket(tempU8 + 12, s + 3);
for (i = 0; i < clen; ++i, ++m, ++c)
{
*m = tempU8[i] ^ *c;
......@@ -315,19 +130,52 @@ int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
}
tempU8[i] ^= 0x01;
packU96FormatToThreePacket(s, tempU8);
packU96FormatToThreePacket((s + 3), (tempU8 + 12));
packU96FormatToThreePacket(s + 3, tempU8 + 12);
}
// finalization
permutation384(s,PRF_ROUNDS,constant7Format);
}
int Finalize_VerifyTag(u32 *s, const unsigned char *c, unsigned char *m, unsigned long long *mlen) {
u8 tempU8[24] = { 0 };
P384(s, constant7Format, PRF_ROUNDS);
// return tag
unpackU96FormatToThreePacket(tempU8, s);
unpackU96FormatToThreePacket((tempU8+12), (s+3));
if (U32BIG(((u32*)tempU8)[0]) != U32BIG(((u32*)c)[0]) ||
U32BIG(((u32*)tempU8)[1]) != U32BIG(((u32*)c)[1]) ||
U32BIG(((u32*)tempU8)[2]) != U32BIG(((u32*)c)[2]) ||
U32BIG(((u32*)tempU8)[3]) != U32BIG(((u32*)c)[3]) ){
unpackU96FormatToThreePacket(tempU8 + 12, s + 3);
if (memcmp((void*)tempU8, (void*)(c), CRYPTO_ABYTES)) {
memset(m, 0, sizeof(unsigned char) * (*mlen));
*mlen = 0;
return -1;
}
return 0;
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
u32 s[12] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
// initialization
Initialize(s,npub,k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessPlaintext(s, m, mlen,c);
// finalization
Finalize_GenerateTag(s, c + mlen);
return 0;
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u32 s[12] = { 0 };
*mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
// initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessCiphertext(s,m, c, clen - CRYPTO_ABYTES);
// finalization
return Finalize_VerifyTag(s, c + clen - CRYPTO_KEYBYTES, m, mlen);
}
knot/Implementations/crypto_aead/knot128v2/armcortexm_4/api.h 0 → 100644
#define CRYPTO_KEYBYTES 16
#define CRYPTO_NSECBYTES 0
#define CRYPTO_NPUBBYTES 16
#define CRYPTO_ABYTES 16
#define CRYPTO_NOOVERLAP 1
knot/Implementations/crypto_aead/knot128v2/armcortexm_4/auxFormat.c 0 → 100644
#include"auxFormat.h"
//puck begin//
void unpackU96FormatToThreePacket(u8 * out, u32 * in) {
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u32 t1_32, t2_64, t2_65;
u32 t[3] = { 0 };
temp0[0] = in[0] & 0xffe00000;
temp1[0] = (in[0] & 0x001ffc00) << 11;
temp2[0] = (in[0] & 0x000003ff) << 22;
temp0[1] = in[1] & 0xffe00000;
temp1[1] = (in[1] & 0x001ff800) << 11;
t2_64 = ((in[1] & 0x00000400) << 21);
temp2[1] = (in[1] & 0x000003ff) << 22;
temp0[2] = in[2] & 0xffc00000;
t1_32 = ((in[2] & 0x00200000) << 10);
temp1[2] = (in[2] & 0x001ff800) << 11;
t2_65 = ((in[2] & 0x00000400) << 20);
temp2[2] = (in[2] & 0x000003ff) << 22;
unpuckU32ToThree(temp0[0]);
unpuckU32ToThree(temp0[1]);
unpuckU32ToThree(temp0[2]);
t[2] = temp0[0] | temp0[1] >> 1 | temp0[2] >> 2;
unpuckU32ToThree(temp1[0]);
unpuckU32ToThree(temp1[1]);
unpuckU32ToThree(temp1[2]);
t[1] = t1_32 | ((temp1[0] | temp1[1] >> 1 | temp1[2] >> 2) >> 1);
unpuckU32ToThree(temp2[0]);
unpuckU32ToThree(temp2[1]);
unpuckU32ToThree(temp2[2]);
t[0] = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2);
memcpy(out, t, 12 * sizeof(unsigned char));
}
void packU96FormatToThreePacket(u32 * out, u8 * in) {
u32 t0 = U32BIG(((u32*)in)[2]);
u32 t1 = U32BIG(((u32*)in)[1]);
u32 t2 = U32BIG(((u32*)in)[0]);
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u8 t1_32 = (in[7] & 0x80) >> 7, t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t1 = t1 << 1;
t2 = t2 << 2;
temp0[0] = t0; temp0[1] = t0 << 1; temp0[2] = t0 << 2;
puckU32ToThree(temp0[0]);
puckU32ToThree(temp0[1]);
puckU32ToThree(temp0[2]);
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2;
puckU32ToThree(temp1[0]);
puckU32ToThree(temp1[1]);
puckU32ToThree(temp1[2]);
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp0[0]) | (temp1[0] >> 11) | (temp2[0] >> 22);
out[1] = (temp0[1]) | (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] = (temp0[2]) | (((u32)t1_32) << 21) | (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22);
}
void packU32FormatToThreePacket(u32 * out, u8 * in) {
u32 t2 = U32BIG(((u32*)in)[0]);
u32 temp2[3] = { 0 };
u8 t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t2 = t2 << 2;
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp2[0] >> 22);
out[1] = (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] =(((u32)t2_65) << 10) | (temp2[2] >> 22);
}
void unpackU32FormatToThreePacket(u8 * out, u32 * in) {
u32 temp2[3] = { 0 };
u32 t2_64, t2_65;
u32 t2;
temp2[0] = (in[0] & 0x000003ff) << 22;
t2_64 = ((in[1] & 0x00000400) << 21);
temp2[1] = (in[1] & 0x000003ff) << 22;
t2_65 = ((in[2] & 0x00000400) << 20);
temp2[2] = (in[2] & 0x000003ff) << 22;
unpuckU32ToThree(temp2[0]);
unpuckU32ToThree(temp2[1]);
unpuckU32ToThree(temp2[2]);
t2 = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2);
*(u32*)(out) = U32BIG(t2);
}
void P384(unsigned int *s, unsigned char *round, unsigned char lunNum) {
u32 s_temp[12] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
unsigned char i;
for (i = 0; i < lunNum; i++) {
s[0] ^= (round[i] >> 6) & 0x3;\
s[1] ^= (round[i] >> 3) & 0x7;\
s[2] ^= round[i] & 0x7;\
sbox(s[0], s[3], s[6], s[9] , s_temp[3], s_temp[6], s_temp[9]);\
sbox(s[1], s[4], s[7], s[10], s[3] , s_temp[7], s_temp[10]);\
sbox(s[2], s[5], s[8], s[11], s[4] , s_temp[8], s_temp[11]);\
s[5] = LOTR32(s_temp[3], 1); \
U96_BIT_LOTR32_8(s_temp[6], s_temp [7], s_temp[ 8], s[6], s[7], s[8]);\
U96_BIT_LOTR32_55(s_temp[9], s_temp[10], s_temp[11], s[9], s[10], s[11]);\
}
}
//12*7=84
unsigned char constant7Format[80] = {
/*constant7Format[127]:*/
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,};
knot/Implementations/crypto_aead/knot128v2/armcortexm_4/auxFormat.h 0 → 100644
#include"crypto_aead.h"
#include"api.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#define U32BIG(x) (x)
typedef unsigned char u8;
typedef unsigned int u32;
typedef unsigned long long u64;
#define aead_RATE (192 / 8)
#define PR0_ROUNDS 76
#define PR_ROUNDS 28
#define PRF_ROUNDS 32
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define LOTR32(x,n) (((x)<<(n))|((x)>>(32-(n))))
#define sbox(a, b, c, d, f, g, h) \
{ \
t1 = ~a; t2 = b & t1;t3 = c ^ t2; h = d ^ t3; t5 = b | c; t6 = d ^ t1; g = t5 ^ t6; t8 = b ^ d; t9 = t3 & t6; a = t8 ^ t9; t11 = g & t8; f = t3 ^ t11; \
}
#define U96_BIT_LOTR32_8(t0,t1,t2,t3,t4,t5){\
t3= LOTR32(t2, 2);\
t4 =LOTR32(t0, 3);\
t5 = LOTR32(t1, 3); \
}
//55=3*18+1
#define U96_BIT_LOTR32_55(t0,t1,t2,t3,t4,t5){\
t3= LOTR32(t1, 18); \
t4 = LOTR32(t2, 18);\
t5 = LOTR32(t0, 19); \
}
//////////////////puck begin
//&:5 <<:4 |:4
#define puckU32ToThree(x){\
x &= 0x92492492;\
x = (x | (x << 2)) & 0xc30c30c3;\
x = (x | (x << 4)) & 0xf00f00f0;\
x = (x | (x << 8)) & 0xff0000ff;\
x = (x | (x << 16)) & 0xfff00000;\
}
#define unpuckU32ToThree(x){\
x &= 0xfff00000;\
x = (x | (x >> 16)) & 0xff0000ff;\
x = (x | (x >> 8)) & 0xf00f00f0;\
x = (x | (x >> 4)) & 0xc30c30c3;\
x = (x | (x >> 2)) & 0x92492492;\
}
void packU96FormatToThreePacket(u32 * out, u8 * in);
void unpackU96FormatToThreePacket(u8 * out, u32 * in);
unsigned char constant7Format[80];
knot/Implementations/crypto_aead/knot128v2/armcortexm_4/crypto_aead.h 0 → 100644
int crypto_aead_encrypt(
unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec,
const unsigned char *npub,
const unsigned char *k
);
int crypto_aead_decrypt(
unsigned char *m, unsigned long long *mlen,
unsigned char *nsec,
const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub,
const unsigned char *k
);
knot/Implementations/crypto_aead/knot128v2/armcortexm_4/encrypt.c 0 → 100644
#include"auxFormat.h"
void Initialize(u32 *s, const unsigned char *npub, const unsigned char *k) {
u8 tempData[24] = { 0 };
packU96FormatToThreePacket(s, npub);
memcpy(tempData, npub + 12, sizeof(unsigned char) * 4);
memcpy(tempData + 4, k, sizeof(unsigned char) * 16);
packU96FormatToThreePacket(s + 3, tempData);
packU96FormatToThreePacket(s + 6, tempData + 12);
s[9] = 0x80000000;
P384(s, constant7Format, PR0_ROUNDS);
}
void ProcessAssocData(u32 *s, const u8* ad, unsigned long long adlen) {
u32 dataFormat[6] = { 0 };
u8 tempData[24] = { 0 };
if (adlen) {
while (adlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket(dataFormat + 3, ad + 12);
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
P384(s, constant7Format, PR_ROUNDS);
adlen -= aead_RATE;
ad += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket(dataFormat + 3, tempData + 12);
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
P384(s, constant7Format, PR_ROUNDS);
}
s[9] ^= 0x80000000;
}
void ProcessPlaintext(u32 *s, const u8* m, unsigned long long mlen, unsigned char *c) {
u32 dataFormat[6] = { 0 };
u8 tempData[24] = { 0 };
if (mlen) {
while (mlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, m);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket(dataFormat + 3, m + 12);
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
unpackU96FormatToThreePacket(c, s);
unpackU96FormatToThreePacket(c + 12, s + 3);
P384(s, constant7Format, PR_ROUNDS);
mlen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
packU96FormatToThreePacket(dataFormat + 3, tempData + 12);
s[3] ^= dataFormat[3];
s[4] ^= dataFormat[4];
s[5] ^= dataFormat[5];
//*c = EXT_BYTE(x0, i);
unpackU96FormatToThreePacket(tempData, s);
unpackU96FormatToThreePacket(tempData + 12, s + 3);
memcpy(c, tempData, mlen * sizeof(unsigned char));
//c += mlen;
}
}
void Finalize_GenerateTag(u32 *s, unsigned char *c) {
u8 tempData[12] = { 0 };
P384(s, constant7Format, PRF_ROUNDS);
// return tag
unpackU96FormatToThreePacket(c , s);
unpackU96FormatToThreePacket(tempData, s + 3);
memcpy(c + 12 , tempData, sizeof(unsigned char) * 4);
}
void ProcessCiphertext(u32 *s, unsigned char *m, const unsigned char *c, unsigned long long clen)
{
u32 dataFormat[12] = { 0 };
u32 dataFormat_1[12] = { 0 };
u8 tempU8[24] = { 0 },i;
if (clen) {
while (clen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, c);
dataFormat_1[0] = s[0] ^ dataFormat[0];
dataFormat_1[1] = s[1] ^ dataFormat[1];
dataFormat_1[2] = s[2] ^ dataFormat[2];
packU96FormatToThreePacket(dataFormat + 3, c + 12);
dataFormat_1[3] = s[3] ^ dataFormat[3];
dataFormat_1[4] = s[4] ^ dataFormat[4];
dataFormat_1[5] = s[5] ^ dataFormat[5];
unpackU96FormatToThreePacket(m, dataFormat_1);
unpackU96FormatToThreePacket(m + 12, dataFormat_1 + 3);
s[0] = dataFormat[0];
s[1] = dataFormat[1];
s[2] = dataFormat[2];
s[3] = dataFormat[3];
s[4] = dataFormat[4];
s[5] = dataFormat[5];
P384(s, constant7Format, PR_ROUNDS);
clen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
unpackU96FormatToThreePacket(tempU8, s);
unpackU96FormatToThreePacket(tempU8 + 12, s + 3);
for (i = 0; i < clen; ++i, ++m, ++c)
{
*m = tempU8[i] ^ *c;
tempU8[i] = *c;
}
tempU8[i] ^= 0x01;
packU96FormatToThreePacket(s, tempU8);
packU96FormatToThreePacket(s + 3, tempU8 + 12);
}
}
int Finalize_VerifyTag(u32 *s, const unsigned char *c, unsigned char *m, unsigned long long *mlen) {
u8 tempU8[24] = { 0 };
P384(s, constant7Format, PRF_ROUNDS);
// return tag
unpackU96FormatToThreePacket(tempU8, s);
unpackU96FormatToThreePacket(tempU8 + 12, s + 3);
if (memcmp((void*)tempU8, (void*)(c), CRYPTO_ABYTES)) {
memset(m, 0, sizeof(unsigned char) * (*mlen));
*mlen = 0;
return -1;
}
return 0;
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
u32 s[12] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
// initialization
Initialize(s,npub,k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessPlaintext(s, m, mlen,c);
// finalization
Finalize_GenerateTag(s, c + mlen);
return 0;
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u32 s[12] = { 0 };
*mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
// initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessCiphertext(s,m, c, clen - CRYPTO_ABYTES);
// finalization
return Finalize_VerifyTag(s, c + clen - CRYPTO_KEYBYTES, m, mlen);
}
knot/Implementations/crypto_aead/knot192/armcortexm_2/auxFormat.c 0 → 100644
#include"auxFormat.h"
void P384(unsigned int *s, unsigned char *round, unsigned char lunNum) {
u32 rci,t1,t2;
unsigned char i;
for (i = 0; i < lunNum; i++) {
rci=constant7Format[i];\
P384_ARC_SC1(rci,s[3],s[6],s[9]); \
P384_2SC(s[1],s[4],s[7],s[10],s[2],s[5],s[8],s[11]);\
P384_SR();\
}
}
//puck begin//
void unpackU96FormatToThreePacket(u8 * out, u32 * in) {
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u32 t1_32, t2_64, t2_65;
u32 t[3] = { 0 };
temp0[0] = in[0] & 0xffe00000;
temp1[0] = (in[0] & 0x001ffc00) << 11;
temp2[0] = (in[0] & 0x000003ff) << 22;
temp0[1] = in[1] & 0xffe00000;
temp1[1] = (in[1] & 0x001ff800) << 11;
t2_64 = ((in[1] & 0x00000400) << 21);
temp2[1] = (in[1] & 0x000003ff) << 22;
temp0[2] = in[2] & 0xffc00000;
t1_32 = ((in[2] & 0x00200000) << 10);
temp1[2] = (in[2] & 0x001ff800) << 11;
t2_65 = ((in[2] & 0x00000400) << 20);
temp2[2] = (in[2] & 0x000003ff) << 22;
unpuckU32ToThree(temp0[0]);
unpuckU32ToThree(temp0[1]);
unpuckU32ToThree(temp0[2]);
t[2] = temp0[0] | temp0[1] >> 1 | temp0[2] >> 2;
unpuckU32ToThree(temp1[0]);
unpuckU32ToThree(temp1[1]);
unpuckU32ToThree(temp1[2]);
t[1] = t1_32 | ((temp1[0] | temp1[1] >> 1 | temp1[2] >> 2) >> 1);
unpuckU32ToThree(temp2[0]);
unpuckU32ToThree(temp2[1]);
unpuckU32ToThree(temp2[2]);
t[0] = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2);
memcpy(out, t, 12 * sizeof(unsigned char));
}
void packU96FormatToThreePacket(u32 * out, u8 * in) {
u32 t0 = U32BIG(((u32*)in)[2]);
u32 t1 = U32BIG(((u32*)in)[1]);
u32 t2 = U32BIG(((u32*)in)[0]);
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u32 temp0[3] = { 0 };
u8 t1_32 = (in[7] & 0x80) >> 7, t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t1 = t1 << 1;
t2 = t2 << 2;
temp0[0] = t0; temp0[1] = t0 << 1; temp0[2] = t0 << 2;
puckU32ToThree(temp0[0]);
puckU32ToThree(temp0[1]);
puckU32ToThree(temp0[2]);
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2;
puckU32ToThree(temp1[0]);
puckU32ToThree(temp1[1]);
puckU32ToThree(temp1[2]);
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp0[0]) | (temp1[0] >> 11) | (temp2[0] >> 22);
out[1] = (temp0[1]) | (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] = (temp0[2]) | (((u32)t1_32) << 21) | (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22);
}
void packU48FormatToThreePacket(u32 * out, u8 * in) {
u32 t1 = (u32)U16BIG(*(u16*)(in + 4));
u32 t2 = U32BIG(*(u32*)(in));
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u8 t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t1 = t1 << 1;
t2 = t2 << 2;
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2;
puckU32ToThree(temp1[0]);
puckU32ToThree(temp1[1]);
puckU32ToThree(temp1[2]);
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp1[0] >> 11) | (temp2[0] >> 22);
out[1] = (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] = (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22);
}
unsigned char constant7Format[76] = {
/*constant7Format[127]:*/
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};
knot/Implementations/crypto_aead/knot192/armcortexm_2/auxFormat.h
//#include<malloc.h>
#include"crypto_aead.h"
#include"api.h"
#include <string.h>
#include <stdio.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#define U32BIG(x) (x)
#define U16BIG(x) (x)
......@@ -18,13 +16,13 @@ typedef unsigned long long u64;
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define sbox(a, b, c, d, e, f, g, h) \
{ \
t1 = ~a; t2 = b & t1;t3 = c ^ t2; h = d ^ t3; t5 = b | c; t6 = d ^ t1; g = t5 ^ t6; t8 = b ^ d; t9 = t3 & t6; e = t8 ^ t9; t11 = g & t8; f = t3 ^ t11; \
}
//////////////////puck begin
//&:5 <<:4 |:4
/*
s0 s1 s2
s3 s4 s5
s6 s7 s8
s9 s10 s11
*/
#define puckU32ToThree(x){\
x &= 0x92492492;\
x = (x | (x << 2)) & 0xc30c30c3;\
......@@ -39,213 +37,94 @@ x = (x | (x >> 8)) & 0xf00f00f0;\
x = (x | (x >> 4)) & 0xc30c30c3;\
x = (x | (x >> 2)) & 0x92492492;\
}
//u32 t1 u32 t2 u8 t2_64 , t2_65 ;u32 temp1[3] = { 0 };u32 temp2[3] = { 0 };
#define packU48FormatToThreePacket( out, in) {\
t1 = (u32)U16BIG(*(u16*)(in + 4)); \
t2 = U32BIG(*(u32*)(in)); \
t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6; \
t1 = t1 << 1; \
t2 = t2 << 2; \
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2; \
puckU32ToThree(temp1[0]); \
puckU32ToThree(temp1[1]); \
puckU32ToThree(temp1[2]); \
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2; \
puckU32ToThree(temp2[0]); \
puckU32ToThree(temp2[1]); \
puckU32ToThree(temp2[2]); \
out[0] = (temp1[0] >> 11) | (temp2[0] >> 22); \
out[1] = (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22); \
out[2] = (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22); \
}
/*
void packU96FormatToThreePacket(u32 * out, u8 * in) {
u32 t0 = U32BIG(((u32*)in)[2]);
u32 t1 = U32BIG(((u32*)in)[1]);
u32 t2 = U32BIG(((u32*)in)[0]);
u8 t1_32 = (in[7] & 0x80) >> 7, t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t1 = t1 << 1;
t2 = t2 << 2;
u32 temp0[3] = { 0 };
temp0[0] = t0; temp0[1] = t0 << 1; temp0[2] = t0 << 2;
puckU32ToThree(temp0[0]);
puckU32ToThree(temp0[1]);
puckU32ToThree(temp0[2]);
u32 temp1[3] = { 0 };
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2;
puckU32ToThree(temp1[0]);
puckU32ToThree(temp1[1]);
puckU32ToThree(temp1[2]);
u32 temp2[3] = { 0 };
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp0[0]) | (temp1[0] >> 11) | (temp2[0] >> 22);
out[1] = (temp0[1]) | (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] = (temp0[2]) | (((u32)t1_32) << 21) | (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22);
}
*/
//t9 t1 t2 t1_32 t2_64 t2_65 temp0[3] temp1[3] temp2[3]
#define packU96FormatToThreePacket(out, in) {\
t9 = U32BIG(((u32*)in)[2]); \
t1 = U32BIG(((u32*)in)[1]); \
t2 = U32BIG(((u32*)in)[0]); \
t1_32 = (in[7] & 0x80) >> 7, t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6; \
t1 = t1 << 1; \
t2 = t2 << 2; \
temp0[0] = t9; temp0[1] = t9 << 1; temp0[2] = t9 << 2; \
puckU32ToThree(temp0[0]); \
puckU32ToThree(temp0[1]); \
puckU32ToThree(temp0[2]); \
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2; \
puckU32ToThree(temp1[0]); \
puckU32ToThree(temp1[1]); \
puckU32ToThree(temp1[2]); \
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2; \
puckU32ToThree(temp2[0]); \
puckU32ToThree(temp2[1]); \
puckU32ToThree(temp2[2]); \
out[0] = (temp0[0]) | (temp1[0] >> 11) | (temp2[0] >> 22); \
out[1] = (temp0[1]) | (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22); \
out[2] = (temp0[2]) | (((u32)t1_32) << 21) | (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22); \
}
/*
void unpackU96FormatToThreePacket(u8 * out, u32 * in) {
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u32 t1_32, t2_64, t2_65;
u32 t0, t1, t2;
temp0[0] = in[0] & 0xffe00000;
temp1[0] = (in[0] & 0x001ffc00) << 11;
temp2[0] = (in[0] & 0x000003ff) << 22;
temp0[1] = in[1] & 0xffe00000;
temp1[1] = (in[1] & 0x001ff800) << 11;
t2_64 = ((in[1] & 0x00000400) << 21);
temp2[1] = (in[1] & 0x000003ff) << 22;
temp0[2] = in[2] & 0xffc00000;
t1_32 = ((in[2] & 0x00200000) << 10);
temp1[2] = (in[2] & 0x001ff800) << 11;
t2_65 = ((in[2] & 0x00000400) << 20);
temp2[2] = (in[2] & 0x000003ff) << 22;
unpuckU32ToThree(temp0[0]);
unpuckU32ToThree(temp0[1]);
unpuckU32ToThree(temp0[2]);
t0 = temp0[0] | temp0[1] >> 1 | temp0[2] >> 2;
unpuckU32ToThree(temp1[0]);
unpuckU32ToThree(temp1[1]);
unpuckU32ToThree(temp1[2]);
t1 = t1_32 | ((temp1[0] | temp1[1] >> 1 | temp1[2] >> 2) >> 1);
unpuckU32ToThree(temp2[0]);
unpuckU32ToThree(temp2[1]);
unpuckU32ToThree(temp2[2]);
t2 = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2);
*(u32*)(out) = U32BIG(t2);
*(u32*)(out + 4) = U32BIG(t1);
*(u32*)(out + 8) = U32BIG(t0);
}
*/
//u32 temp0[3] = { 0 };u32 temp1[3] = { 0 };u32 temp2[3] = { 0 };u32 t1_32, t2_64, t2_65;t9,t1,t2,
#define unpackU96FormatToThreePacket( out, in) {\
temp0[0] = in[0] & 0xffe00000; \
temp1[0] = (in[0] & 0x001ffc00) << 11; \
temp2[0] = (in[0] & 0x000003ff) << 22; \
temp0[1] = in[1] & 0xffe00000; \
temp1[1] = (in[1] & 0x001ff800) << 11; \
t2_64 = ((in[1] & 0x00000400) << 21); \
temp2[1] = (in[1] & 0x000003ff) << 22; \
temp0[2] = in[2] & 0xffc00000; \
t1_32 = ((in[2] & 0x00200000) << 10); \
temp1[2] = (in[2] & 0x001ff800) << 11; \
t2_65 = ((in[2] & 0x00000400) << 20); \
temp2[2] = (in[2] & 0x000003ff) << 22; \
unpuckU32ToThree(temp0[0]); \
unpuckU32ToThree(temp0[1]); \
unpuckU32ToThree(temp0[2]); \
t9 = temp0[0] | temp0[1] >> 1 | temp0[2] >> 2; \
unpuckU32ToThree(temp1[0]); \
unpuckU32ToThree(temp1[1]); \
unpuckU32ToThree(temp1[2]); \
t1 = t1_32 | ((temp1[0] | temp1[1] >> 1 | temp1[2] >> 2) >> 1); \
unpuckU32ToThree(temp2[0]); \
unpuckU32ToThree(temp2[1]); \
unpuckU32ToThree(temp2[2]); \
t2 = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2); \
*(u32*)(out) = U32BIG(t2); \
*(u32*)(out + 4) = U32BIG(t1); \
*(u32*)(out + 8) = U32BIG(t9); \
}
#define U96_BIT_LOTR32_1(t0,t1,t2,t3,t4,t5){\
t3= t1;\
t4 = t2;\
t5 = LOTR32(t0, 1); \
}
#define U96_BIT_LOTR32_8(t0,t1,t2,t3,t4,t5){\
t3= LOTR32(t2, 2);\
t4 =LOTR32(t0, 3);\
t5 = LOTR32(t1, 3); \
}
//55=3*18+1
#define U96_BIT_LOTR32_55(t0,t1,t2,t3,t4,t5){\
t3= LOTR32(t1, 18); \
t4 = LOTR32(t2, 18);\
t5 = LOTR32(t0, 19); \
}
/*
s0 s1 s2
s3 s4 s5
s6 s7 s8
s9 s10 s11
*/
#define ROUND384(lunNum) {\
s[0] ^= (constant7Format[lunNum] >> 6) & 0x3;\
s[1] ^= (constant7Format[lunNum] >> 3) & 0x7;\
s[2] ^= constant7Format[lunNum] & 0x7;\
sbox(s[0], s[3], s[6], s[9] , s_temp[0], s_temp[3], s_temp[6], s_temp[9]);\
sbox(s[1], s[4], s[7], s[10], s_temp[1], s_temp[4], s_temp[7], s_temp[10]);\
sbox(s[2], s[5], s[8], s[11], s_temp[2], s_temp[5], s_temp[8], s_temp[11]);\
s[0] = s_temp[0], s[1] = s_temp[1], s[2] = s_temp[2];\
U96_BIT_LOTR32_1(s_temp[3], s_temp [4], s_temp[ 5], s[3], s[4], s[5]);\
U96_BIT_LOTR32_8(s_temp[6], s_temp [7], s_temp[ 8], s[6], s[7], s[8]);\
U96_BIT_LOTR32_55(s_temp[9], s_temp[10], s_temp[11], s[9], s[10], s[11]);\
}
#define ROUND384Full(lunNum) {\
printf(" constant7Format[%d]=%08x\n", lunNum, constant7Format[lunNum]);\
s[0] ^= (constant7Format[lunNum] >> 6) & 0x3;\
s[1] ^= (constant7Format[lunNum] >> 3) & 0x7;\
s[2] ^= constant7Format[lunNum] & 0x7;\
printfU96Format("addition of round constant output",s);\
sbox(s[0], s[3], s[6], s[9] , s_temp[0], s_temp[3], s_temp[6], s_temp[9]);\
sbox(s[1], s[4], s[7], s[10], s_temp[1], s_temp[4], s_temp[7], s_temp[10]);\
sbox(s[2], s[5], s[8], s[11], s_temp[2], s_temp[5], s_temp[8], s_temp[11]);\
printfU96Format("substitution layer output",s_temp);\
s[0] = s_temp[0], s[1] = s_temp[1], s[2] = s_temp[2];\
U96_BIT_LOTR32_1(s_temp[3], s_temp [4], s_temp[ 5], s[3], s[4], s[5]);\
U96_BIT_LOTR32_8(s_temp[6], s_temp [7], s_temp[ 8], s[6], s[7], s[8]);\
U96_BIT_LOTR32_55(s_temp[9], s_temp[10], s_temp[11], s[9], s[10], s[11]);\
printfU96Format("linear diffusion layer output", s);\
}
void printBinarySimp(unsigned char * str, u8 *a, int len);
//void packU96FormatToThreePacketFull(unsigned int * out, u8 * in);
//void unpackU96FormatToThreePacketFull(u8 * out, unsigned int * in);
//void packU96FormatToThreePacket(u32 * out, u8 * in);
//void unpackU96FormatToThreePacket(u8 * out, u32 * in);
void printU32State(char name[], unsigned int* var, long len);
void printfU96Format(char name[], unsigned int * s);
//////////////////puck end
void printU8(char name[], u8 var[], int len, int offset);
void printfU96Format(char name[], u32 * s);
////////////constant begin//
//unsigned char constant7Format[127];
void puckU8FormatToThreePacket(u8 in, u8 *out);
//void test_puckU8FormatToThreePacket();
////////////constant end//
static void permutation384(unsigned int *in, int rounds, unsigned char *rc);
unsigned char constant7Format[76];
#define P384_ARC_SC1(rci,S2,S3,S4) \
do { \
__asm__ __volatile__ ( \
"/*add round const s0 s1 s2 */ \n\t"\
"ands %[t1], %[rci], #0xc0\n\t" \
"eors %[S_0], %[S_0], %[t1], LSR #6 \n\t" /*s[0] ^= (constant7Format[lunNum] >> 6) & 0x3;*/\
"ands %[t1], %[rci], #0x38\n\t" \
"eors %[S_1], %[S_1], %[t1], LSR #3 \n\t" /*s[0] ^= (constant7Format[lunNum] >> 6) & 0x3;*/\
"ands %[t1], %[rci], #0x7\n\t" \
"eors %[S_3], %[S_3], %[t1] \n\t" /*s[2] ^= constant7Format[lunNum] & 0x7;*/\
"/*sbox column*/ \n\t"\
"mvns %[S_0], %[S_0] \n\t"\
"ands %[t1], %[S_2], %[S_0] \n\t"\
"eors %[t1], %[S_4], %[t1] \n\t"\
"orrs %[S_4], %[S_2], %[S_4] \n\t"\
"eors %[S_0], %[S_6], %[S_0] \n\t"\
"eors %[S_4], %[S_4], %[S_0] \n\t"\
"eors %[t2], %[S_2], %[S_6] \n\t"\
"eors %[S_6], %[S_6], %[t1] \n\t"\
"ands %[S_0], %[t1],%[S_0] \n\t"\
"eors %[S_0], %[t2],%[S_0] \n\t"\
"ands %[S_2], %[S_4], %[t2] \n\t"\
"eors %[S_2], %[t1], %[S_2] \n\t"\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1), [t2] "=r" (t2), [rci] "+r" (rci), \
[S_0] "+r" (s[0]), [S_1] "+r" (s[1]), [S_3] "+r" (s[2]),\
[S_2] "+r" (S2), [S_4] "+r" (S3), [S_6] "+r" (S4) \
: : );\
}while (0)
#define P384_2SC(S1,S2,S3,S4,S5,S6,S7,S8) \
do { \
__asm__ __volatile__ ( \
"/*sbox column*/ \n\t"\
"mvns %[S_0], %[S_0] \n\t"\
"ands %[t1], %[S_2], %[S_0] \n\t"\
"eors %[t1], %[S_4], %[t1] \n\t"\
"orrs %[S_4], %[S_2], %[S_4] \n\t"\
"eors %[S_0], %[S_6], %[S_0] \n\t"\
"eors %[S_4], %[S_4], %[S_0] \n\t"\
"eors %[t2], %[S_2], %[S_6] \n\t"\
"eors %[S_6], %[S_6], %[t1] \n\t"\
"ands %[S_0], %[t1],%[S_0] \n\t"\
"eors %[S_0], %[t2],%[S_0] \n\t"\
"ands %[S_2], %[S_4], %[t2] \n\t"\
"eors %[S_2], %[t1], %[S_2] \n\t"\
"/*sbox column*/ \n\t"\
"mvns %[S_1], %[S_1] \n\t"\
"ands %[t1], %[S_3], %[S_1] \n\t"\
"eors %[t1], %[S_5], %[t1] \n\t"\
"orrs %[S_5], %[S_3], %[S_5] \n\t"\
"eors %[S_1], %[S_7], %[S_1] \n\t"\
"eors %[S_5], %[S_5], %[S_1] \n\t"\
"eors %[t2], %[S_3], %[S_7] \n\t"\
"eors %[S_7], %[S_7], %[t1] \n\t"\
"ands %[S_1], %[t1],%[S_1] \n\t"\
"eors %[S_1], %[t2],%[S_1] \n\t"\
"ands %[S_3], %[S_5], %[t2] \n\t"\
"eors %[S_3], %[t1], %[S_3] \n\t"\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1), [t2] "=r" (t2),\
[S_0] "+r" (S1), [S_2] "+r" (S2), [S_4] "+r" (S3), [S_6] "+r" (S4) ,\
[S_1] "+r" (S5), [S_3] "+r" (S6), [S_5] "+r" (S7), [S_7] "+r" (S8)\
: : );\
}while (0)
#define P384_SR() \
do { \
__asm__ __volatile__ ( \
"/*rotate shift left 1 bit [w9 w5 w1-> (w1,1) w9 w5] */ \n\t"\
"mov %[t1], %[S_3] \n\t"\
"mov %[S_3], %[S_4] \n\t"\
"mov %[S_4], %[S_5] \n\t"\
"ROR %[S_5], %[t1] , #31 \n\t"\
"/*rotate shift left 8 bits [w10 w6 w2-> （w6,3) (w2,3) ( w10,2)]*/ \n\t"\
"mov %[t1], %[S_8] \n\t"\
"ROR %[S_8], %[S_7] , #29 \n\t"\
"ROR %[S_7], %[S_6] , #29 \n\t"\
"ROR %[S_6], %[t1] , #30 \n\t"\
"/*rotate shift left 55 bit [w11 w7 w3-> （w3,13) (w11,14) ( w7,14)] */ \n\t"\
"mov %[t1], %[S_9] \n\t"\
"ROR %[S_9], %[S_10] , #14 \n\t"\
"ROR %[S_10], %[S_11] , #14 \n\t"\
"ROR %[S_11], %[t1] , #13 \n\t"\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1),\
[S_3] "+r" (s[3]), [S_6] "+r" (s[6]), [S_9] "+r" (s[9]) ,\
[S_4] "+r" (s[4]), [S_7] "+r" (s[7]), [S_10] "+r" (s[10]),\
[S_5] "+r" (s[5]), [S_8] "+r" (s[8]), [S_11] "+r" (s[11])\
: : );\
}while (0)
knot/Implementations/crypto_aead/knot192/armcortexm_2/encrypt.c
#include"auxFormat.h"
#define aead_RATE (96 / 8)
#define PR0_ROUNDS 76
#define PR_ROUNDS 40
#define PRF_ROUNDS 44
unsigned char constant7Format[127] = {
/*constant7Format[127]:*/
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,0x56,0x93,0x9d,0xcc,0x46,
0x13,0x98,0xc5,0x0e,0x51,0x8a,0x55,0x8b,0x5d,0xcb,0x5f,0xdb,
0xdf,0xde,0xd6,0x96,0x94,0x84,0x04, };
/* State
* w8 w4 w0
* w9 w5 w1
* w10 w6 w2
* w11 w7 w3
*/
static void permutation384(unsigned int *in, int rounds, unsigned char *rc) {
uint32_t w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11;
uint32_t s0, s1, s2;
uint32_t i=0;
__asm volatile(
"ldr w0, [in] \n\t"
"ldr w4, [in, #4] \n\t"
"ldr w8, [in, #8] \n\t"
"ldr w1, [in, #12] \n\t"
"ldr w5, [in, #16] \n\t"
"ldr w9, [in, #20] \n\t"
"ldr w2, [in, #24] \n\t"
"ldr w6, [in, #28] \n\t"
"ldr w10, [in, #32] \n\t"
"ldr w3, [in, #36] \n\t"
"ldr w7, [in, #40] \n\t"
"ldr w11, [in, #44] \n\t"
"enc_loop: \n\t"
"/*add round const s0 s1*/ \n\t"
"ldrb s0, [rc] \n\t"
"LSR s1, s0, #6 \n\t"
"and s1, s1, 0x3 \n\t"
"LSR s2, s0, #3 \n\t"
"and s2, s2, 0x7 \n\t"
"and s0, s0, 0x7 \n\t"
"eors w8, w8, s0 \n\t"
"eors w4, w4, s2 \n\t"
"eors w0, w0, s1 \n\t"
"/*sbox first column*/ \n\t"
"mvns w0, w0 \n\t"
"ands s0, w1, w0 \n\t"
"eors s0, w2, s0 \n\t"
"orrs w2, w1, w2 \n\t"
"eors w0, w3, w0 \n\t"
"eors w2, w2, w0 \n\t"
"eors s1, w1, w3 \n\t"
"eors w3, w3, s0 \n\t"
"ands w0, s0, w0 \n\t"
"eors w0, s1, w0 \n\t"
"ands w1, w2, s1 \n\t"
"eors w1, s0, w1 \n\t"
"/*sbox second column*/ \n\t"
"mvns w4, w4 \n\t"
"ands s0, w5, w4 \n\t"
"eors s0, w6, s0 \n\t"
"orrs w6, w5, w6 \n\t"
"eors w4, w7, w4 \n\t"
"eors w6, w6, w4 \n\t"
"eors s1, w5, w7 \n\t"
"eors w7, w7, s0 \n\t"
"ands w4, s0, w4 \n\t"
"eors w4, s1, w4 \n\t"
"ands w5, w6, s1 \n\t"
"eors w5, s0, w5 \n\t"
"/*sbox third column*/ \n\t"
"mvns w8, w8 \n\t"
"ands s0, w9, w8 \n\t"
"eors s0, w10, s0 \n\t"
"orrs w10, w9, w10 \n\t"
"eors w8, w11, w8 \n\t"
"eors w10, w10, w8 \n\t"
"eors s1, w9, w11 \n\t"
"eors w11, w11, s0 \n\t"
"ands w8, s0, w8 \n\t"
"eors w8, s1, w8 \n\t"
"ands w9, w10, s1 \n\t"
"eors w9, s0, w9 \n\t"
"/*rotate shift left 1 bit [w9 w5 w1-> (w1,1) w9 w5] */ \n\t"
"mov s0, w1 \n\t"
"mov w1, w5 \n\t"
"mov w5, w9 \n\t"
"ROR w9, s0, #31 \n\t"
"/*rotate shift left 8 bits [w10 w6 w2-> w6,3) (w2,3) ( w10,2)]*/ \n\t"
"mov s0, w10 \n\t"
"ROR w10, w6 , #29 \n\t"
"ROR w6, w2 , #29 \n\t"
"ROR w2, s0, #30 \n\t"
"/*rotate shift left 55 bit [w11 w7 w3-> w3,13) (w11,14) ( w7,14)] */ \n\t"
"mov s0, w3 \n\t"
"ROR w3, w7 , #14 \n\t"
"ROR w7, w11 , #14 \n\t"
"ROR w11, s0, #13 \n\t"
"/*loop control*/ \n\t"
"adds rc, rc, #1 \n\t"
"subs rounds, rounds, #1 \n\t"
"bne enc_loop \n\t"
"str w0, [in] \n\t"
"str w4, [in, #4] \n\t"
"str w8, [in, #8] \n\t"
"str w1, [in, #12] \n\t"
"str w5, [in, #16] \n\t"
"str w9, [in, #20] \n\t"
"str w2, [in, #24] \n\t"
"str w6, [in, #28] \n\t"
"str w10, [in, #32] \n\t"
"str w3, [in, #36] \n\t"
"str w7, [in, #40] \n\t"
"str w11, [in, #44] \n\t"
);
void Initialize(u32 *s, const unsigned char *npub, const unsigned char *k) {
packU96FormatToThreePacket(s, npub);
packU96FormatToThreePacket(s + 3, npub + 12);
packU96FormatToThreePacket(s + 6, k);
packU96FormatToThreePacket(s + 9, k + 12);
P384(s, constant7Format, PR0_ROUNDS);
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
void ProcessAssocData(u32 *s, const u8* ad, unsigned long long adlen) {
u8 i;
u32 s[12] = { 0 };
u32 dataFormat[3] = { 0 };
u8 tempData[12] = { 0 };
u32 s_temp[12] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
u32 t1_32, t2_64, t2_65;
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
// initialization
packU96FormatToThreePacket(s, npub);
packU96FormatToThreePacket((s + 3), (npub + 12));
packU96FormatToThreePacket((s + 6), k);
packU96FormatToThreePacket((s + 9), (k + 12));
permutation384(s,PR0_ROUNDS,constant7Format);
// process associated data
if (adlen) {
while (adlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
permutation384(s,PR_ROUNDS,constant7Format);
P384(s, constant7Format, PR_ROUNDS);
adlen -= aead_RATE;
ad += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen);
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
permutation384(s,PR_ROUNDS,constant7Format);
P384(s, constant7Format, PR_ROUNDS);
}
s[9] ^= 0x80000000;
}
void ProcessPlaintext(u32 *s, const u8* m, unsigned long long mlen, unsigned char *c) {
u32 dataFormat[3] = { 0 };
u8 tempData[12] = { 0 };
if (mlen) {
while (mlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, m);
......@@ -178,78 +49,49 @@ permutation384(s,PR_ROUNDS,constant7Format);
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
unpackU96FormatToThreePacket(c, s);
permutation384(s,PR_ROUNDS,constant7Format);
P384(s, constant7Format, PR_ROUNDS);
mlen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, m, mlen);
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
unpackU96FormatToThreePacket(tempData, s);
memcpy(c, tempData, mlen);
memcpy(c, tempData, mlen * sizeof(unsigned char));
c += mlen;
}
// finalization
permutation384(s,PRF_ROUNDS,constant7Format);
}
void Finalize_GenerateTag(u32 *s, unsigned char *c) {
P384(s, constant7Format, PRF_ROUNDS);
// return tag
unpackU96FormatToThreePacket(c, s);
unpackU96FormatToThreePacket((c + 12), (s + 3));
unpackU96FormatToThreePacket(c + 12, s + 3);
}
int Finalize_VerifyTag(u32 *s, const unsigned char *c, unsigned char *m, unsigned long long *mlen) {
u8 tempU8[32] = { 0 };
P384(s, constant7Format, PRF_ROUNDS);
// return tag
unpackU96FormatToThreePacket(tempU8, s);
unpackU96FormatToThreePacket(tempU8 + 12, s + 3);
if (memcmp((void*)tempU8, (void*)(c), CRYPTO_ABYTES)) {
memset(m, 0, sizeof(unsigned char) * (*mlen));
*mlen = 0;
return -1;
}
return 0;
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u8 i, j;
u32 s[12] = { 0 };
void ProcessCiphertext(u32 *s, unsigned char *m, const unsigned char *c, unsigned long long clen)
{
u32 dataFormat[6] = { 0 };
u32 dataFormat_1[3] = { 0 };
u8 tempData[12] = { 0 };
u8 tempU8[48] = { 0 };
u32 s_temp[12] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
u32 t1_32, t2_64, t2_65;
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
*mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
// initialization
packU96FormatToThreePacket(s, npub);
packU96FormatToThreePacket((s + 3), (npub + 12));
packU96FormatToThreePacket((s + 6), k);
packU96FormatToThreePacket((s + 9), (k + 12));
permutation384(s,PR0_ROUNDS,constant7Format);
// process associated data
if (adlen) {
while (adlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
permutation384(s,PR_ROUNDS,constant7Format);
adlen -= aead_RATE;
ad += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen);
tempData[adlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
permutation384(s,PR_ROUNDS,constant7Format);
}
s[9] ^= 0x80000000;
clen -= CRYPTO_ABYTES;
u8 i,tempU8[48] = { 0 };
if (clen) {
while (clen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, c);
......@@ -260,7 +102,7 @@ permutation384(s,PR_ROUNDS,constant7Format);
s[0] = dataFormat[0];
s[1] = dataFormat[1];
s[2] = dataFormat[2];
permutation384(s,PR_ROUNDS,constant7Format);
P384(s, constant7Format, PR_ROUNDS);
clen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
......@@ -274,14 +116,36 @@ permutation384(s,PR_ROUNDS,constant7Format);
tempU8[i] ^= 0x01;
packU96FormatToThreePacket(s, tempU8);
}
// finalization
permutation384(s,PRF_ROUNDS,constant7Format);
// return tag
packU96FormatToThreePacket(dataFormat, c);
packU96FormatToThreePacket((dataFormat + 3), (c + 12));
if (dataFormat[0] != s[0] || dataFormat[1] != s[1] || dataFormat[2] != s[2] || dataFormat[3] != s[3]
|| dataFormat[4] != s[4] || dataFormat[5] != s[5]) {
return -1;
}
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
u32 s[12] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
// initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessPlaintext(s, m, mlen, c);
Finalize_GenerateTag(s, c + mlen);
return 0;
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u32 s[12] = { 0 };
*mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessCiphertext(s, m, c, clen - CRYPTO_ABYTES);
// finalization
return Finalize_VerifyTag(s, c + clen - CRYPTO_KEYBYTES, m, mlen);
}
knot/Implementations/crypto_aead/knot192/armcortexm_4/api.h 0 → 100644
#define CRYPTO_KEYBYTES 24
#define CRYPTO_NSECBYTES 0
#define CRYPTO_NPUBBYTES 24
#define CRYPTO_ABYTES 24
#define CRYPTO_NOOVERLAP 1
knot/Implementations/crypto_aead/knot192/armcortexm_4/auxFormat.c 0 → 100644
#include"auxFormat.h"
void P384(unsigned int *s, unsigned char *round, unsigned char lunNum) {
u32 s_temp[12] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
unsigned char i;
for (i = 0; i < lunNum; i++) {
s[0] ^= (round[i] >> 6) & 0x3; \
s[1] ^= (round[i] >> 3) & 0x7; \
s[2] ^= round[i] & 0x7; \
sbox(s[0], s[3], s[6], s[9], s_temp[3], s_temp[6], s_temp[9]); \
sbox(s[1], s[4], s[7], s[10], s[3], s_temp[7], s_temp[10]); \
sbox(s[2], s[5], s[8], s[11], s[4], s_temp[8], s_temp[11]); \
s[5] = LOTR32(s_temp[3], 1); \
U96_BIT_LOTR32_8(s_temp[6], s_temp[7], s_temp[8], s[6], s[7], s[8]); \
U96_BIT_LOTR32_55(s_temp[9], s_temp[10], s_temp[11], s[9], s[10], s[11]); \
}
}
//puck begin//
void unpackU96FormatToThreePacket(u8 * out, u32 * in) {
u32 temp0[3] = { 0 };
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u32 t1_32, t2_64, t2_65;
u32 t[3] = { 0 };
temp0[0] = in[0] & 0xffe00000;
temp1[0] = (in[0] & 0x001ffc00) << 11;
temp2[0] = (in[0] & 0x000003ff) << 22;
temp0[1] = in[1] & 0xffe00000;
temp1[1] = (in[1] & 0x001ff800) << 11;
t2_64 = ((in[1] & 0x00000400) << 21);
temp2[1] = (in[1] & 0x000003ff) << 22;
temp0[2] = in[2] & 0xffc00000;
t1_32 = ((in[2] & 0x00200000) << 10);
temp1[2] = (in[2] & 0x001ff800) << 11;
t2_65 = ((in[2] & 0x00000400) << 20);
temp2[2] = (in[2] & 0x000003ff) << 22;
unpuckU32ToThree(temp0[0]);
unpuckU32ToThree(temp0[1]);
unpuckU32ToThree(temp0[2]);
t[2] = temp0[0] | temp0[1] >> 1 | temp0[2] >> 2;
unpuckU32ToThree(temp1[0]);
unpuckU32ToThree(temp1[1]);
unpuckU32ToThree(temp1[2]);
t[1] = t1_32 | ((temp1[0] | temp1[1] >> 1 | temp1[2] >> 2) >> 1);
unpuckU32ToThree(temp2[0]);
unpuckU32ToThree(temp2[1]);
unpuckU32ToThree(temp2[2]);
t[0] = t2_65 | t2_64 | ((temp2[0] | temp2[1] >> 1 | temp2[2] >> 2) >> 2);
memcpy(out, t, 12 * sizeof(unsigned char));
}
void packU96FormatToThreePacket(u32 * out, u8 * in) {
u32 t0 = U32BIG(((u32*)in)[2]);
u32 t1 = U32BIG(((u32*)in)[1]);
u32 t2 = U32BIG(((u32*)in)[0]);
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u32 temp0[3] = { 0 };
u8 t1_32 = (in[7] & 0x80) >> 7, t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t1 = t1 << 1;
t2 = t2 << 2;
temp0[0] = t0; temp0[1] = t0 << 1; temp0[2] = t0 << 2;
puckU32ToThree(temp0[0]);
puckU32ToThree(temp0[1]);
puckU32ToThree(temp0[2]);
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2;
puckU32ToThree(temp1[0]);
puckU32ToThree(temp1[1]);
puckU32ToThree(temp1[2]);
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp0[0]) | (temp1[0] >> 11) | (temp2[0] >> 22);
out[1] = (temp0[1]) | (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] = (temp0[2]) | (((u32)t1_32) << 21) | (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22);
}
void packU48FormatToThreePacket(u32 * out, u8 * in) {
u32 t1 = (u32)U16BIG(*(u16*)(in + 4));
u32 t2 = U32BIG(*(u32*)(in));
u32 temp1[3] = { 0 };
u32 temp2[3] = { 0 };
u8 t2_64 = (in[3] & 0x80) >> 7, t2_65 = (in[3] & 0x40) >> 6;
t1 = t1 << 1;
t2 = t2 << 2;
temp1[0] = t1; temp1[1] = t1 << 1; temp1[2] = t1 << 2;
puckU32ToThree(temp1[0]);
puckU32ToThree(temp1[1]);
puckU32ToThree(temp1[2]);
temp2[0] = t2; temp2[1] = t2 << 1; temp2[2] = t2 << 2;
puckU32ToThree(temp2[0]);
puckU32ToThree(temp2[1]);
puckU32ToThree(temp2[2]);
out[0] = (temp1[0] >> 11) | (temp2[0] >> 22);
out[1] = (temp1[1] >> 11) | (((u32)t2_64) << 10) | (temp2[1] >> 22);
out[2] = (temp1[2] >> 11) | (((u32)t2_65) << 10) | (temp2[2] >> 22);
}
unsigned char constant7Format[76] = {
/*constant7Format[127]:*/
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};
knot/Implementations/crypto_aead/knot192/armcortexm_4/auxFormat.h 0 → 100644
#include"crypto_aead.h"
#include"api.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#define U32BIG(x) (x)
#define U16BIG(x) (x)
typedef unsigned char u8;
typedef unsigned short u16;
typedef unsigned int u32;
typedef unsigned long long u64;
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define LOTR32(x,n) (((x)<<(n))|((x)>>(32-(n))))
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define sbox(a, b, c, d, f, g, h) \
{ \
t1 = ~a; t2 = b & t1;t3 = c ^ t2; h = d ^ t3; t5 = b | c; t6 = d ^ t1; g = t5 ^ t6; t8 = b ^ d; t9 = t3 & t6; a = t8 ^ t9; t11 = g & t8; f = t3 ^ t11; \
}
#define U96_BIT_LOTR32_8(t0,t1,t2,t3,t4,t5){\
t3= LOTR32(t2, 2);\
t4 =LOTR32(t0, 3);\
t5 = LOTR32(t1, 3); \
}
//55=3*18+1
#define U96_BIT_LOTR32_55(t0,t1,t2,t3,t4,t5){\
t3= LOTR32(t1, 18); \
t4 = LOTR32(t2, 18);\
t5 = LOTR32(t0, 19); \
}
/*
s0 s1 s2
s3 s4 s5
s6 s7 s8
s9 s10 s11
*/
#define puckU32ToThree(x){\
x &= 0x92492492;\
x = (x | (x << 2)) & 0xc30c30c3;\
x = (x | (x << 4)) & 0xf00f00f0;\
x = (x | (x << 8)) & 0xff0000ff;\
x = (x | (x << 16)) & 0xfff00000;\
}
#define unpuckU32ToThree(x){\
x &= 0xfff00000;\
x = (x | (x >> 16)) & 0xff0000ff;\
x = (x | (x >> 8)) & 0xf00f00f0;\
x = (x | (x >> 4)) & 0xc30c30c3;\
x = (x | (x >> 2)) & 0x92492492;\
}
unsigned char constant7Format[76];
knot/Implementations/crypto_aead/knot192/armcortexm_4/crypto_aead.h 0 → 100644
int crypto_aead_encrypt(
unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec,
const unsigned char *npub,
const unsigned char *k
);
int crypto_aead_decrypt(
unsigned char *m, unsigned long long *mlen,
unsigned char *nsec,
const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub,
const unsigned char *k
);
knot/Implementations/crypto_aead/knot192/armcortexm_4/encrypt.c 0 → 100644
#include"auxFormat.h"
#define aead_RATE (96 / 8)
#define PR0_ROUNDS 76
#define PR_ROUNDS 40
#define PRF_ROUNDS 44
void Initialize(u32 *s, const unsigned char *npub, const unsigned char *k) {
packU96FormatToThreePacket(s, npub);
packU96FormatToThreePacket(s + 3, npub + 12);
packU96FormatToThreePacket(s + 6, k);
packU96FormatToThreePacket(s + 9, k + 12);
P384(s, constant7Format, PR0_ROUNDS);
}
void ProcessAssocData(u32 *s, const u8* ad, unsigned long long adlen) {
u32 dataFormat[3] = { 0 };
u8 tempData[12] = { 0 };
if (adlen) {
while (adlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
P384(s, constant7Format, PR_ROUNDS);
adlen -= aead_RATE;
ad += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
P384(s, constant7Format, PR_ROUNDS);
}
s[9] ^= 0x80000000;
}
void ProcessPlaintext(u32 *s, const u8* m, unsigned long long mlen, unsigned char *c) {
u32 dataFormat[3] = { 0 };
u8 tempData[12] = { 0 };
if (mlen) {
while (mlen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, m);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
unpackU96FormatToThreePacket(c, s);
P384(s, constant7Format, PR_ROUNDS);
mlen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen] = 0x01;
packU96FormatToThreePacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
unpackU96FormatToThreePacket(tempData, s);
memcpy(c, tempData, mlen * sizeof(unsigned char));
c += mlen;
}
}
void Finalize_GenerateTag(u32 *s, unsigned char *c) {
P384(s, constant7Format, PRF_ROUNDS);
// return tag
unpackU96FormatToThreePacket(c, s);
unpackU96FormatToThreePacket(c + 12, s + 3);
}
int Finalize_VerifyTag(u32 *s, const unsigned char *c, unsigned char *m, unsigned long long *mlen) {
u8 tempU8[32] = { 0 };
P384(s, constant7Format, PRF_ROUNDS);
// return tag
unpackU96FormatToThreePacket(tempU8, s);
unpackU96FormatToThreePacket(tempU8 + 12, s + 3);
if (memcmp((void*)tempU8, (void*)(c), CRYPTO_ABYTES)) {
memset(m, 0, sizeof(unsigned char) * (*mlen));
*mlen = 0;
return -1;
}
return 0;
}
void ProcessCiphertext(u32 *s, unsigned char *m, const unsigned char *c, unsigned long long clen)
{
u32 dataFormat[6] = { 0 };
u32 dataFormat_1[3] = { 0 };
u8 i,tempU8[48] = { 0 };
if (clen) {
while (clen >= aead_RATE) {
packU96FormatToThreePacket(dataFormat, c);
dataFormat_1[0] = s[0] ^ dataFormat[0];
dataFormat_1[1] = s[1] ^ dataFormat[1];
dataFormat_1[2] = s[2] ^ dataFormat[2];
unpackU96FormatToThreePacket(m, dataFormat_1);
s[0] = dataFormat[0];
s[1] = dataFormat[1];
s[2] = dataFormat[2];
P384(s, constant7Format, PR_ROUNDS);
clen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
unpackU96FormatToThreePacket(tempU8, s);
for (i = 0; i < clen; ++i, ++m, ++c)
{
*m = tempU8[i] ^ *c;
tempU8[i] = *c;
}
tempU8[i] ^= 0x01;
packU96FormatToThreePacket(s, tempU8);
}
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
u32 s[12] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
// initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessPlaintext(s, m, mlen, c);
Finalize_GenerateTag(s, c + mlen);
return 0;
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u32 s[12] = { 0 };
*mlen = clen - CRYPTO_ABYTES;
if (clen < CRYPTO_ABYTES)
return -1;
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessCiphertext(s, m, c, clen - CRYPTO_ABYTES);
// finalization
return Finalize_VerifyTag(s, c + clen - CRYPTO_KEYBYTES, m, mlen);
}
knot/Implementations/crypto_aead/knot256/armcortexm_2/auxFormat.c 0 → 100644
#include"auxFormat.h"
void P512(unsigned int *s, unsigned char *round, unsigned char rounds) {
u32 rci,t1,t2,t3,t9;
unsigned char i;
for (i = 0; i < rounds; i++) {
rci=round[0]; \
P512_ARC_1(rci);\
for (i = 1;i < rounds;i++) {\
P512_2SC(s[0],s[4],s[8] ,s[12],s[1],s[5],s[9] ,s[13]);\
P512_2SC(s[2],s[6],s[10],s[14],s[3],s[7],s[11],s[15]);\
P512_SR_1();\
rci=round[i];\
P512_SR_ARC_2(rci);\
}\
P512_2SC(s[0],s[4],s[8] ,s[12],s[1],s[5],s[9] ,s[13]);\
P512_2SC(s[2],s[6],s[10],s[14],s[3],s[7],s[11],s[15]);\
P512_SR_1();\
P512_SR_2();\
}
}
void packU128FormatToFourPacket(u32 * out, u8 * in) {
u32 t0 = U32BIG(((u32* )in)[0]);
u32 t1 = U32BIG(((u32* )in)[1]);
u32 t2 = U32BIG(((u32* )in)[2]);
u32 t3 = U32BIG(((u32* )in)[3]);
u32 temp1;
puck32(t0);
puck32(t0);
puck32(t1);
puck32(t1);
puck32(t2);
puck32(t2);
puck32(t3);
puck32(t3);
out[3] = (t3 & 0xff000000) | ((t2 >> 8) & 0x00ff0000)
| ((t1 >> 16) & 0x0000ff00) | (t0 >> 24);
out[2] = ((t3 << 8) & 0xff000000) | (t2 & 0x00ff0000)
| ((t1 >> 8) & 0x0000ff00) | ((t0 >> 16) & 0x000000ff);
out[1] = ((t3 << 16) & 0xff000000) | ((t2 << 8) & 0x00ff0000)
| (t1 & 0x0000ff00) | ((t0 >> 8) & 0x000000ff);
out[0] = ((t3 << 24) & 0xff000000) | ((t2 << 16) & 0x00ff0000)
| ((t1 << 8) & 0x0000ff00) | (t0 & 0x000000ff);
}
void unpackU128FormatToFourPacket(u8 * out, u32 * in) {
u32 t[4] = { 0 };
u32 r0;
t[3] = (in[3] & 0xff000000 )| ((in[2] >> 8) & 0x00ff0000)
| ((in[1] >> 16) & 0x0000ff00) | (in[0] >> 24);
t[2] = ((in[3] << 8) & 0xff000000) | (in[2] & 0x00ff0000)
| ((in[1] >> 8) & 0x0000ff00) | ((in[0] >> 16) & 0x000000ff);
t[1] = ((in[3] << 16) & 0xff000000) | ((in[2] << 8) & 0x00ff0000)
| (in[1] & 0x0000ff00) | ((in[0] >> 8) & 0x000000ff);
t[0] = ((in[3] << 24) & 0xff000000) | ((in[2] << 16) & 0x00ff0000)
| ((in[1] << 8) & 0x0000ff00) | (in[0] & 0x000000ff);
unpuck32(t[0]);
unpuck32(t[0]);
unpuck32(t[1]);
unpuck32(t[1]);
unpuck32(t[2]);
unpuck32(t[2]);
unpuck32(t[3]);
unpuck32(t[3]);
memcpy(out, t, 16 * sizeof(unsigned char));
}
unsigned char constant7Format_aead[100] = {
/*constant7_aead_256*/
0x1, 0x4, 0x10, 0x40, 0x2, 0x8, 0x21, 0x5, 0x14, 0x50, 0x42, 0xa, 0x29, 0x24,
0x11, 0x44, 0x12, 0x48, 0x23, 0xd, 0x35, 0x55, 0x56, 0x5a, 0x6b, 0x2e,
0x38, 0x60, 0x3, 0xc, 0x31, 0x45, 0x16, 0x58, 0x63, 0xf, 0x3d, 0x74,
0x53, 0x4e, 0x3b, 0x6c, 0x32, 0x49, 0x27, 0x1d, 0x75, 0x57, 0x5e, 0x7b,
0x6e, 0x3a, 0x68, 0x22, 0x9, 0x25, 0x15, 0x54, 0x52, 0x4a, 0x2b, 0x2c,
0x30, 0x41, 0x6, 0x18, 0x61, 0x7, 0x1c, 0x71, 0x47, 0x1e, 0x79, 0x66,
0x1b, 0x6d, 0x36, 0x59, 0x67, 0x1f, 0x7d, 0x76, 0x5b, 0x6f, 0x3e, 0x78,
0x62, 0xb, 0x2d, 0x34, 0x51, 0x46, 0x1a, 0x69, 0x26, 0x19, 0x65, 0x17,
0x5c, 0x73,
};
knot/Implementations/crypto_aead/knot256/armcortexm_2/auxFormat.h
//#include<malloc.h>
#include"crypto_aead.h"
#include"api.h"
#include <string.h>
#include <stdio.h>
#include <stdint.h>
#define U32BIG(x) (x)
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define LOTR32(x,n) (((x)<<(n))|((x)>>(32-(n))))
#define sbox(a, b, c, d, e, f, g, h) \
{ \
t1 = ~a; t2 = b & t1;t3 = c ^ t2; h = d ^ t3; t5 = b | c; t6 = d ^ t1; g = t5 ^ t6; t8 = b ^ d; t9 = t3 & t6; e = t8 ^ t9; t11 = g & t8; f = t3 ^ t11; \
}
typedef unsigned char u8;
typedef unsigned int u32;
typedef unsigned long long u64;
void printfU128Format(char name[], u32 * in);
void printU8(char name[], u8 var[], long len, int offset);
//new
void puckU8FormatToFourPacket(u8 in, u8 *out);
//ʹt9
#define puck32(in)\
{\
t9 = (in ^ (in >> 1)) & 0x22222222; in ^= t9 ^ (t9 << 1);\
t9 = (in ^ (in >> 2)) & 0x0C0C0C0C; in ^= t9 ^ (t9 << 2);\
t9 = (in ^ (in >> 4)) & 0x00F000F0; in ^= t9 ^ (t9 << 4);\
t9 = (in ^ (in >> 8)) & 0x0000FF00; in ^= t9 ^ (t9 << 8);\
temp1 = (in ^ (in >> 1)) & 0x22222222; in ^= temp1 ^ (temp1 << 1);\
temp1 = (in ^ (in >> 2)) & 0x0C0C0C0C; in ^= temp1 ^ (temp1 << 2);\
temp1 = (in ^ (in >> 4)) & 0x00F000F0; in ^= temp1 ^ (temp1 << 4);\
temp1 = (in ^ (in >> 8)) & 0x0000FF00; in ^= temp1 ^ (temp1 << 8);\
}
//ʹt9
#define unpuck32(t0){\
t9 = (t0 ^ (t0 >> 8)) & 0x0000FF00, t0 ^= t9 ^ (t9 << 8); \
t9 = (t0 ^ (t0 >> 4)) & 0x00F000F0, t0 ^= t9 ^ (t9 << 4); \
t9 = (t0 ^ (t0 >> 2)) & 0x0C0C0C0C, t0 ^= t9 ^ (t9 << 2); \
t9 = (t0 ^ (t0 >> 1)) & 0x22222222, t0 ^= t9 ^ (t9 << 1); \
}
//u32 t1, t2, t3,t8,
#define packU128FormatToFourPacket(out,in) {\
t8 = U32BIG(((u32*)in)[0]); \
t1 = U32BIG(((u32*)in)[1]); \
t2 = U32BIG(((u32*)in)[2]); \
t3 = U32BIG(((u32*)in)[3]); \
puck32(t8); puck32(t8); \
puck32(t1); puck32(t1); \
puck32(t2); puck32(t2); \
puck32(t3); puck32(t3); \
out[3] = t3 & 0xff000000 | ((t2 >> 8) & 0x00ff0000) | ((t1 >> 16) & 0x0000ff00) | (t8 >> 24); \
out[2] = ((t3 << 8) & 0xff000000) | (t2 & 0x00ff0000) | ((t1 >> 8) & 0x0000ff00) | ((t8 >> 16) & 0x000000ff); \
out[1] = ((t3 << 16) & 0xff000000) | ((t2 << 8) & 0x00ff0000) | (t1 & 0x0000ff00) | ((t8 >> 8) & 0x000000ff); \
out[0] = ((t3 << 24) & 0xff000000) | ((t2 << 16) & 0x00ff0000) | ((t1 << 8) & 0x0000ff00) | (t8 & 0x000000ff); \
}
//u32 dataFormat[4],u32 t1, t2, t3,t8,
#define unpackU128FormatToFourPacket( out, in) {\
memcpy(dataFormat, in, sizeof(unsigned int) * 4); \
t3 = dataFormat[3] & 0xff000000 | ((dataFormat[2] >> 8) & 0x00ff0000) | ((dataFormat[1] >> 16) & 0x0000ff00) | (dataFormat[0] >> 24); \
t2 = ((dataFormat[3] << 8) & 0xff000000) | (dataFormat[2] & 0x00ff0000) | ((dataFormat[1] >> 8) & 0x0000ff00) | ((dataFormat[0] >> 16) & 0x000000ff); \
t1 = ((dataFormat[3] << 16) & 0xff000000) | ((dataFormat[2] << 8) & 0x00ff0000) | (dataFormat[1] & 0x0000ff00) | ((dataFormat[0] >> 8) & 0x000000ff); \
t8 = ((dataFormat[3] << 24) & 0xff000000) | ((dataFormat[2] << 16) & 0x00ff0000) | ((dataFormat[1] << 8) & 0x0000ff00) | (dataFormat[0] & 0x000000ff); \
unpuck32(t8); unpuck32(t8); \
unpuck32(t1); unpuck32(t1); \
unpuck32(t2); unpuck32(t2); \
unpuck32(t3); unpuck32(t3); \
((u32*)out)[0] = U32BIG(t8); \
((u32*)out)[1] = U32BIG(t1); \
((u32*)out)[2] = U32BIG(t2); \
((u32*)out)[3] = U32BIG(t3); \
}
//u32 t1 ;u32 t2 =
#define packU64FormatToFourPacket( out, in) {\
t1 = U32BIG(((u32*)in)[0]); \
t2 = U32BIG(((u32*)in)[1]); \
puck32(t1); \
puck32(t1); \
puck32(t2); \
puck32(t2); \
out[3] = ((t2 >> 16) & 0x0000ff00) | ((t1 >> 24)); \
out[2] = ((t2 >> 8) & 0x0000ff00) | ((t1 >> 16) & 0x000000ff); \
out[1] = (t2 & 0x0000ff00) | ((t1 >> 8) & 0x000000ff); \
out[0] = ((t2 << 8) & 0x0000ff00) | (t1 & 0x000000ff); \
}
#define BIT_LOTR32_1(t0,t1,t2,t3,t4,t5,t6,t7){\
t4= LOTR32(t3, 1);\
t5 = t0;\
t6 = t1; \
t7 = t2; \
}
#define BIT_LOTR32_16(t0,t1,t2,t3,t4,t5,t6,t7){\
t4= LOTR32(t0, 4);\
t5 = LOTR32(t1, 4);\
t6 = LOTR32(t2, 4); \
t7 = LOTR32(t3, 4); \
}
#define BIT_LOTR32_25(t0,t1,t2,t3,t4,t5,t6,t7){\
t4= LOTR32(t3, 7);\
t5 = LOTR32(t0, 6);\
t6 = LOTR32(t1, 6); \
t7 = LOTR32(t2, 6); \
r0 = (t0 ^ (t0 >> 8)) & 0x0000FF00, t0 ^= r0 ^ (r0 << 8); \
r0 = (t0 ^ (t0 >> 4)) & 0x00F000F0, t0 ^= r0 ^ (r0 << 4); \
r0 = (t0 ^ (t0 >> 2)) & 0x0C0C0C0C, t0 ^= r0 ^ (r0 << 2); \
r0 = (t0 ^ (t0 >> 1)) & 0x22222222, t0 ^= r0 ^ (r0 << 1); \
}
#define ROUND512( arr,lunNum) {\
s[3] ^= (arr[lunNum] >> 6) & 0x3;\
s[2] ^= (arr[lunNum] >> 4) & 0x3;\
s[1] ^= (arr[lunNum] >> 2) & 0x3;\
s[0] ^= arr[lunNum] & 0x3;\
sbox(s[0], s[4], s[8], s[12], s_temp[0], s_temp[4], s_temp[8], s_temp[12]);\
sbox(s[1], s[5], s[9], s[13], s_temp[1], s_temp[5], s_temp[9], s_temp[13]);\
sbox(s[2], s[6], s[10], s[14], s_temp[2], s_temp[6], s_temp[10], s_temp[14]);\
sbox(s[3], s[7], s[11], s[15], s_temp[3], s_temp[7], s_temp[11], s_temp[15]);\
s[0] = s_temp[0], s[1] = s_temp[1], s[2] = s_temp[2], s[3] = s_temp[3];\
BIT_LOTR32_1(s_temp[4], s_temp[5], s_temp[6], s_temp[7], s[4], s[5], s[6], s[7]);\
BIT_LOTR32_16(s_temp[8], s_temp[9], s_temp[10], s_temp[11], s[8], s[9], s[10], s[11]);\
BIT_LOTR32_25(s_temp[12], s_temp[13], s_temp[14], s_temp[15], s[12], s[13], s[14], s[15]);\
}
unsigned char constant7Format_aead[100];
//t1
#define P512_ARC_1(rci) \
do { \
__asm__ __volatile__ ( \
"/*add round const s0 s1 s2 s3*/ \n\t"\
"ands %[t1] , %[rci], #0xc0\n\t" \
"eors %[S_3], %[S_3], %[t1], LSR #6 \n\t" /*s[3] ^= (constant7Format_aead[lunNum] >> 6) & 0x3;*/\
"ands %[t2] , %[rci], #0x30\n\t" \
"eors %[S_2], %[S_2], %[t2], LSR #4 \n\t" /*s[2] ^= (constant7Format_aead[lunNum] >> 4) & 0x3;*/\
"ands %[t3] , %[rci], #0xc\n\t" \
"eors %[S_1], %[S_1], %[t3], LSR #2 \n\t" /*s[1] ^= (constant7Format_aead[lunNum] >> 2) & 0x3;*/\
"ands %[t4] , %[rci], #0x3\n\t" \
"eors %[S_0], %[S_0], %[t4] \n\t" /*s[0] ^= constant7Format_aead[lunNum] & 0x3;*/\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1), [t2] "=r" (t2), [t3] "=r" (t3), [t4] "=r" (t9), [rci] "+r" (rci),\
[S_0] "+r" (s[0]), [S_1] "+r" (s[1]), [S_2] "+r" (s[2]),[S_3] "+r" (s[3])\
: : );\
}while (0)
//t1 t2
#define P512_2SC(S1,S2,S3,S4,S5,S6,S7,S8) \
do { \
__asm__ __volatile__ ( \
"/*sbox column*/ \n\t"\
"mvns %[S_0], %[S_0] \n\t"\
"ands %[t1], %[S_2], %[S_0] \n\t"\
"eors %[t1], %[S_4], %[t1] \n\t"\
"orrs %[S_4], %[S_2], %[S_4] \n\t"\
"eors %[S_0], %[S_6], %[S_0] \n\t"\
"eors %[S_4], %[S_4], %[S_0] \n\t"\
"eors %[t2], %[S_2], %[S_6] \n\t"\
"eors %[S_6], %[S_6], %[t1] \n\t"\
"ands %[S_0], %[t1] , %[S_0] \n\t"\
"eors %[S_0], %[t2] , %[S_0] \n\t"\
"ands %[S_2], %[S_4], %[t2] \n\t"\
"eors %[S_2], %[t1] , %[S_2] \n\t"\
"/*sbox column*/ \n\t"\
"mvns %[S_1], %[S_1] \n\t"\
"ands %[t3], %[S_3], %[S_1] \n\t"\
"eors %[t3], %[S_5], %[t3] \n\t"\
"orrs %[S_5], %[S_3], %[S_5] \n\t"\
"eors %[S_1], %[S_7], %[S_1] \n\t"\
"eors %[S_5], %[S_5], %[S_1] \n\t"\
"eors %[t4], %[S_3], %[S_7] \n\t"\
"eors %[S_7], %[S_7], %[t3] \n\t"\
"ands %[S_1], %[t3] , %[S_1] \n\t"\
"eors %[S_1], %[t4] , %[S_1] \n\t"\
"ands %[S_3], %[S_5], %[t4] \n\t"\
"eors %[S_3], %[t3] , %[S_3] \n\t"\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1), [t2] "=r" (t2), [t3] "=r" (t3), [t4] "=r" (t9),\
[S_0] "+r" (S1), [S_2] "+r" (S2), [S_4] "+r" (S3), [S_6] "+r" (S4) ,\
[S_1] "+r" (S5), [S_3] "+r" (S6), [S_5] "+r" (S7), [S_7] "+r" (S8)\
: : );\
}while (0)
#define P512_SR_1() \
do { \
__asm__ __volatile__ ( \
"/*rotate shift left 1 bit [w9 w5 w1-> (w1,1) w9 w5] */ \n\t"\
"mov %[t1], %[S_7] \n\t"\
"mov %[S_7], %[S_6] \n\t"\
"mov %[S_6], %[S_5] \n\t"\
"mov %[S_5], %[S_4] \n\t"\
"ROR %[S_4], %[t1] , #31 \n\t"\
"/*rotate shift left 8 bits [w10 w6 w2-> （w6,3) (w2,3) ( w10,2)]*/ \n\t"\
"ROR %[S_11], %[S_11] , #28 \n\t"\
"ROR %[S_10], %[S_10] , #28 \n\t"\
"ROR %[S_9], %[S_9] , #28 \n\t"\
"ROR %[S_8], %[S_8] , #28 \n\t"\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1),\
[S_4] "+r" (s[4]), [S_8] "+r" (s[8]) ,\
[S_5] "+r" (s[5]), [S_9] "+r" (s[9]) ,\
[S_6] "+r" (s[6]), [S_10] "+r" (s[10]),\
[S_7] "+r" (s[7]), [S_11] "+r" (s[11])\
: : );\
}while (0)
//t1 t2
#define P512_SR_ARC_2(rci) \
do { \
__asm__ __volatile__ ( \
"/*rotate shift left 25 bit [w11 w7 w3-> （w3,13) (w11,14) ( w7,14)] */ \n\t"\
"mov %[t3], %[S_15] \n\t"\
"ROR %[S_15], %[S_14] , #26 \n\t"\
"ROR %[S_14], %[S_13] , #26 \n\t"\
"ROR %[S_13], %[S_12] , #26 \n\t"\
"ROR %[S_12], %[t3] , #25 \n\t"\
"/*add round const s0 s1 s2 s3*/ \n\t"\
"ands %[t1] , %[rci] , #0xc0\n\t" \
"eors %[S_3] , %[S_3] , %[t1], LSR #6 \n\t" /*s[3] ^= (constant7Format_aead[lunNum] >> 6) & 0x3;*/\
"ands %[t2] , %[rci] , #0x30\n\t" \
"eors %[S_2] , %[S_2] , %[t2], LSR #4 \n\t" /*s[2] ^= (constant7Format_aead[lunNum] >> 4) & 0x3;*/\
"ands %[t3] , %[rci] , #0xc\n\t" \
"eors %[S_1] , %[S_1] , %[t3], LSR #2 \n\t" /*s[1] ^= (constant7Format_aead[lunNum] >> 2) & 0x3;*/\
"ands %[t1] , %[rci] , #0x3\n\t" \
"eors %[S_0] , %[S_0] , %[t1] \n\t" /*s[0] ^= constant7Format_aead[lunNum] & 0x3;*/\
: /* output variables - including inputs that are changed */\
[t1] "=r" (t1), [t2] "=r" (t2), [t3] "=r" (t3), [rci] "+r" (rci),\
[S_0] "+r" (s[0]), [S_1] "+r" (s[1]), [S_2] "+r" (s[2]), [S_3] "+r" (s[3]),\
[S_12] "+r" (s[12]),[S_13] "+r" (s[13]),[S_14] "+r" (s[14]),[S_15] "+r" (s[15])\
: : );\
}while (0)
//t1
#define P512_SR_2() \
do { \
__asm__ __volatile__ ( \
"/*rotate shift left 25 bit [w11 w7 w3-> （w3,13) (w11,14) ( w7,14)] */ \n\t"\
"mov %[t1], %[S_15] \n\t"\
"ROR %[S_15], %[S_14] , #26 \n\t"\
"ROR %[S_14], %[S_13] , #26 \n\t"\
"ROR %[S_13], %[S_12] , #26 \n\t"\
"ROR %[S_12], %[t1] , #25 \n\t"\
: /* output variables - including inputs that are changed */\
[S_12] "+r" (s[12]),[S_13] "+r" (s[13]),[S_14] "+r" (s[14]),[S_15] "+r" (s[15]),\
[t1] "=r" (t1): : );\
}while (0)
knot/Implementations/crypto_aead/knot256/armcortexm_2/crypto_aead.h
int crypto_aead_encrypt(
unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec,
const unsigned char *npub,
const unsigned char *k
);
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k);
int crypto_aead_decrypt(
unsigned char *m, unsigned long long *mlen,
unsigned char *nsec,
const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub,
const unsigned char *k
);
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k);
knot/Implementations/crypto_aead/knot256/armcortexm_2/encrypt.c
#include"auxFormat.h"
#define aead_RATE (128 / 8)
#define PR0_ROUNDS 100
#define PR_ROUNDS 52
#define PRF_ROUNDS 56
unsigned char constant7Format_aead[127] = {
/*constant7_aead_256*/
0x1,
0x4,
0x10,
0x40,
0x2,
0x8,
0x21,
0x5,
0x14,
0x50,
0x42,
0xa,
0x29,
0x24,
0x11,
0x44,
0x12,
0x48,
0x23,
0xd,
0x35,
0x55,
0x56,
0x5a,
0x6b,
0x2e,
0x38,
0x60,
0x3,
0xc,
0x31,
0x45,
0x16,
0x58,
0x63,
0xf,
0x3d,
0x74,
0x53,
0x4e,
0x3b,
0x6c,
0x32,
0x49,
0x27,
0x1d,
0x75,
0x57,
0x5e,
0x7b,
0x6e,
0x3a,
0x68,
0x22,
0x9,
0x25,
0x15,
0x54,
0x52,
0x4a,
0x2b,
0x2c,
0x30,
0x41,
0x6,
0x18,
0x61,
0x7,
0x1c,
0x71,
0x47,
0x1e,
0x79,
0x66,
0x1b,
0x6d,
0x36,
0x59,
0x67,
0x1f,
0x7d,
0x76,
0x5b,
0x6f,
0x3e,
0x78,
0x62,
0xb,
0x2d,
0x34,
0x51,
0x46,
0x1a,
0x69,
0x26,
0x19,
0x65,
0x17,
0x5c,
0x73,
0x4f,
0x3f,
0x7c,
0x72,
0x4b,
0x2f,
0x3c,
0x70,
0x43,
0xe,
0x39,
0x64,
0x13,
0x4c,
0x33,
0x4d,
0x37,
0x5d,
0x77,
0x5f,
0x7f,
0x7e,
0x7a,
0x6a,
0x2a,
0x28,
0x20,
};
/* State
* w12 w8 w4 w0
* w13 w9 w5 w1
* w14 w10 w6 w2
* w15 w11 w7 w3
*
*/
static void permutation512(unsigned int *in, int rounds, unsigned char *rc) {
uint32_t w0, w1, w2, w3, w4, w5, w6, w7;
uint32_t w8, w9, w10, w11, w12, w13, w14, w15;
uint32_t s0, s1, s2,s3;
uint32_t i=0;
__asm volatile(
"ldr w0, [in] \n\t"
"ldr w4, [in, #4] \n\t"
"ldr w8, [in, #8] \n\t"
"ldr w12, [in, #12] \n\t"
"ldr w1, [in, #16] \n\t"
"ldr w5, [in, #20] \n\t"
"ldr w9, [in, #24] \n\t"
"ldr w13, [in, #28] \n\t"
"ldr w2, [in, #32] \n\t"
"ldr w6, [in, #36] \n\t"
"ldr w10, [in, #40] \n\t"
"ldr w14, [in, #44] \n\t"
"ldr w3, [in, #48] \n\t"
"ldr w7, [in, #52] \n\t"
"ldr w11, [in, #56] \n\t"
"ldr w15, [in, #60] \n\t"
"enc_loop: \n\t"
"/*add round const s0 s1 s2 s3*/ \n\t"
"ldrb s3, [rc] \n\t"
"LSR s0, s3, #6 \n\t"
"and s0, s0, 0x3 \n\t"
"LSR s1, s3, #4 \n\t"
"and s1, s1, 0x3 \n\t"
"LSR s2, s3, #2 \n\t"
"and s2, s2, 0x3 \n\t"
"and s3, s3, 0x3 \n\t"
"eors w12, w12, s0 \n\t"
"eors w8, w8, s1 \n\t"
"eors w4, w4, s2 \n\t"
"eors w0, w0, s3 \n\t"
"/*sbox first column*/ \n\t"
"mvns w0, w0 \n\t"
"ands s0, w1, w0 \n\t"
"eors s0, w2, s0 \n\t"
"orrs w2, w1, w2 \n\t"
"eors w0, w3, w0 \n\t"
"eors w2, w2, w0 \n\t"
"eors s1, w1, w3 \n\t"
"eors w3, w3, s0 \n\t"
"ands w0, s0, w0 \n\t"
"eors w0, s1, w0 \n\t"
"ands w1, w2, s1 \n\t"
"eors w1, s0, w1 \n\t"
"/*sbox second column*/ \n\t"
"mvns w4, w4 \n\t"
"ands s0, w5, w4 \n\t"
"eors s0, w6, s0 \n\t"
"orrs w6, w5, w6 \n\t"
"eors w4, w7, w4 \n\t"
"eors w6, w6, w4 \n\t"
"eors s1, w5, w7 \n\t"
"eors w7, w7, s0 \n\t"
"ands w4, s0, w4 \n\t"
"eors w4, s1, w4 \n\t"
"ands w5, w6, s1 \n\t"
"eors w5, s0, w5 \n\t"
"/*sbox third column*/ \n\t"
"mvns w8, w8 \n\t"
"ands s0, w9, w8 \n\t"
"eors s0, w10, s0 \n\t"
"orrs w10, w9, w10 \n\t"
"eors w8, w11, w8 \n\t"
"eors w10, w10, w8 \n\t"
"eors s1, w9, w11 \n\t"
"eors w11, w11, s0 \n\t"
"ands w8, s0, w8 \n\t"
"eors w8, s1, w8 \n\t"
"ands w9, w10, s1 \n\t"
"eors w9, s0, w9 \n\t"
"/*sbox forth column*/ \n\t"
"mvns w12, w12 \n\t"
"ands s0, w13, w12 \n\t"
"eors s0, w14, s0 \n\t"
"orrs w14, w13, w14 \n\t"
"eors w12, w15, w12 \n\t"
"eors w14, w14, w12 \n\t"
"eors s1, w13, w15 \n\t"
"eors w15, w15, s0 \n\t"
"ands w12, s0, w12 \n\t"
"eors w12, s1, w12 \n\t"
"ands w13, w14, s1 \n\t"
"eors w13, s0, w13 \n\t"
"/*rotate shift left 1 bit [ w13 w9 w5 w1-> w9 w5 w1 (w13,1)] */ \n\t"
"mov s0, w13 \n\t"
"mov w13, w9 \n\t"
"mov w9, w5 \n\t"
"mov w5, w1 \n\t"
"ROR w1, s0 , #31 \n\t"
"/*rotate shift left 8 bits [w14 w10 w6 w2->w14,4) w10,4) (w6,4) ( w2,4)]*/ \n\t"
"ROR w14, w14 , #28 \n\t"
"ROR w10, w10 , #28 \n\t"
"ROR w6, w6 , #28 \n\t"
"ROR w2, w2 , #28 \n\t"
"/*rotate shift left 25 bit [w15 w11 w7 w3-> w11,13) (w7,14) ( w3,14) ( w15,14)] */ \n\t"
"mov s0, w15 \n\t"
"ROR w15, w11 , #26 \n\t"
"ROR w11, w7 , #26 \n\t"
"ROR w7 , w3 , #26 \n\t"
"ROR w3 , s0 , #25 \n\t"
"/*loop control*/ \n\t"
"adds rc, rc, #1 \n\t"
"subs rounds, rounds, #1 \n\t"
"bne enc_loop \n\t"
"str w0, [in] \n\t"
"str w4, [in, #4] \n\t"
"str w8, [in, #8] \n\t"
"str w12, [in, #12] \n\t"
"str w1, [in, #16] \n\t"
"str w5, [in, #20] \n\t"
"str w9, [in, #24] \n\t"
"str w13, [in, #28] \n\t"
"str w2, [in, #32] \n\t"
"str w6, [in, #36] \n\t"
"str w10, [in, #40] \n\t"
"str w14, [in, #44] \n\t"
"str w3, [in, #48] \n\t"
"str w7, [in, #52] \n\t"
"str w11, [in, #56] \n\t"
"str w15, [in, #60] \n\t"
);
void Initialize(u32 *s, const unsigned char *npub, const unsigned char *k) {
packU128FormatToFourPacket(s, npub);
packU128FormatToFourPacket(s + 4, npub + 16);
packU128FormatToFourPacket(s + 8, k);
packU128FormatToFourPacket(s + 12, k + 16);
P512(s, constant7Format_aead, PR0_ROUNDS);
}
int crypto_aead_encrypt(
unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec,
const unsigned char *npub,
const unsigned char *k
) {
u32 i, j;
u32 s_temp[16] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
// initialization
u32 s[16] = { 0 };
void ProcessAssocData(u32 *s, const u8* ad, unsigned long long adlen) {
u32 dataFormat[4] = { 0 };
u8 tempData[16] = {0};
*clen = mlen + CRYPTO_ABYTES;
//initialization
packU128FormatToFourPacket(s, npub);
packU128FormatToFourPacket((s + 4), (npub + 16));
packU128FormatToFourPacket((s + 8), k);
packU128FormatToFourPacket((s + 12), (k + 16));
permutation512(s,PR0_ROUNDS,constant7Format_aead);
// process associated data
u8 tempData[16] = { 0 };
if (adlen) {
while (adlen >= aead_RATE) {
packU128FormatToFourPacket(dataFormat, ad);
......@@ -310,7 +21,7 @@ int crypto_aead_encrypt(
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
permutation512(s,PR_ROUNDS,constant7Format_aead);
P512(s, constant7Format_aead, PR_ROUNDS);
adlen -= aead_RATE;
ad += aead_RATE;
}
......@@ -322,9 +33,14 @@ int crypto_aead_encrypt(
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
permutation512(s,PR_ROUNDS,constant7Format_aead);
P512(s, constant7Format_aead, PR_ROUNDS);
}
s[15] ^= 0x80000000;
}
void ProcessPlaintext(u32 *s, const u8* m, unsigned long long mlen,
unsigned char *c) {
u32 dataFormat[4] = { 0 };
u8 tempData[16] = { 0 };
if (mlen) {
while (mlen >= aead_RATE) {
packU128FormatToFourPacket(dataFormat, m);
......@@ -333,14 +49,14 @@ int crypto_aead_encrypt(
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
unpackU128FormatToFourPacket(c, s);
permutation512(s,PR_ROUNDS,constant7Format_aead);
P512(s, constant7Format_aead, PR_ROUNDS);
mlen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen]= 0x01;
tempData[mlen] = 0x01;
packU128FormatToFourPacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
......@@ -348,105 +64,92 @@ int crypto_aead_encrypt(
s[3] ^= dataFormat[3];
unpackU128FormatToFourPacket(tempData, s);
memcpy(c, tempData, mlen * sizeof(unsigned char));
c += mlen;
//c += mlen;
}
// finalization
permutation512(s,PRF_ROUNDS,constant7Format_aead);
}
void Finalize_GenerateTag(u32 *s, unsigned char *c) {
P512(s, constant7Format_aead, PRF_ROUNDS);
// return tag
unpackU128FormatToFourPacket(c, s);
unpackU128FormatToFourPacket((c+16), (s+4));
return 0;
unpackU128FormatToFourPacket(c + 16, s + 4);
}
int crypto_aead_decrypt(
unsigned char *m, unsigned long long *mlen,
unsigned char *nsec,
const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub,
const unsigned char *k
){
u32 s_temp[16] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
u8 i, j;
// initialization
u32 s[16] = { 0 };
u32 dataFormat[4] = { 0 };
u32 dataFormat_1[4] = { 0 };
u32 dataFormat_2[4] = { 0 };
u8 tempData[16] = { 0 };
u8 tempU8[64] = { 0 };
if (clen < CRYPTO_ABYTES)
int Finalize_VerifyTag(u32 *s, const unsigned char *c, unsigned char *m,
unsigned long long *mlen) {
u8 tempU8[32] = { 0 };
P512(s, constant7Format_aead, PRF_ROUNDS);
unpackU128FormatToFourPacket(tempU8, s);
unpackU128FormatToFourPacket(tempU8 + 16, s + 4);
if (memcmp((void*) tempU8, (void*) (c), CRYPTO_ABYTES)) {
memset(m, 0, sizeof(unsigned char) * (*mlen));
*mlen = 0;
return -1;
*mlen = clen - CRYPTO_ABYTES;
//initialization
packU128FormatToFourPacket(s, npub);
packU128FormatToFourPacket((s + 4), (npub + 16));
packU128FormatToFourPacket((s + 8), k);
packU128FormatToFourPacket((s + 12), (k + 16));
permutation512(s,PR0_ROUNDS,constant7Format_aead);
// process associated data
if (adlen) {
while (adlen >= aead_RATE) {
packU128FormatToFourPacket(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
permutation512(s,PR_ROUNDS,constant7Format_aead);
adlen -= aead_RATE;
ad += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packU128FormatToFourPacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
permutation512(s,PR_ROUNDS,constant7Format_aead);
}
s[15] ^= 0x80000000;
clen = clen - CRYPTO_KEYBYTES;
return 0;
}
void ProcessCiphertext(u32 *s, unsigned char *m, const unsigned char *c,
unsigned long long clen) {
u32 dataFormat[8] = { 0 };
u32 dataFormat_1[4] = { 0 };
u8 i, tempU8[64] = { 0 };
if (clen) {
while (clen >= aead_RATE) {
packU128FormatToFourPacket(dataFormat_2, c);
dataFormat_1[0] = s[0] ^ dataFormat_2[0];
dataFormat_1[1] = s[1] ^ dataFormat_2[1];
dataFormat_1[2] = s[2] ^ dataFormat_2[2];
dataFormat_1[3] = s[3] ^ dataFormat_2[3];
packU128FormatToFourPacket(dataFormat, c);
dataFormat_1[0] = s[0] ^ dataFormat[0];
dataFormat_1[1] = s[1] ^ dataFormat[1];
dataFormat_1[2] = s[2] ^ dataFormat[2];
dataFormat_1[3] = s[3] ^ dataFormat[3];
unpackU128FormatToFourPacket(m, dataFormat_1);
s[0] = dataFormat_2[0];
s[1] = dataFormat_2[1];
s[2] = dataFormat_2[2];
s[3] = dataFormat_2[3];
permutation512(s,PR_ROUNDS,constant7Format_aead);
s[0] = dataFormat[0];
s[1] = dataFormat[1];
s[2] = dataFormat[2];
s[3] = dataFormat[3];
P512(s, constant7Format_aead, PR_ROUNDS);
clen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
unpackU128FormatToFourPacket(tempU8, s);
for (i = 0; i < clen; ++i, ++m, ++c)
{
for (i = 0; i < clen; ++i, ++m, ++c) {
*m = tempU8[i] ^ *c;
tempU8[i] = *c;
}
tempU8[i] ^= 0x01;
packU128FormatToFourPacket(s, tempU8);
}
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
u32 s[16] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
//initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessPlaintext(s, m, mlen, c);
// finalization
permutation512(s,PRF_ROUNDS,constant7Format_aead);
// return tag
packU128FormatToFourPacket(dataFormat, c);
packU128FormatToFourPacket(dataFormat_1, (c + 16));
if (dataFormat[0] != s[0] || dataFormat[1] != s[1] || dataFormat[2] != s[2] || dataFormat[3] != s[3]
|| dataFormat_1[0] != s[4] || dataFormat_1[1] != s[5] || dataFormat_1[2] != s[6] || dataFormat_1[3] != s[7]) {
return -1;
}
Finalize_GenerateTag(s, c + mlen);
return 0;
}
\ No newline at end of file
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u32 s[16] = { 0 };
if (clen < CRYPTO_ABYTES)
return -1;
*mlen = clen - CRYPTO_ABYTES;
//initialization
Initialize(s, npub, k);
ProcessAssocData(s, ad, adlen);
ProcessCiphertext(s, m, c, clen - CRYPTO_ABYTES);
// finalization
return Finalize_VerifyTag(s, c + clen - CRYPTO_KEYBYTES, m, mlen);
}
knot/Implementations/crypto_aead/knot256/armcortexm_4/api.h 0 → 100644
#define CRYPTO_KEYBYTES 32 //256/8=32
#define CRYPTO_NSECBYTES 0
#define CRYPTO_NPUBBYTES 32
#define CRYPTO_ABYTES 32
#define CRYPTO_NOOVERLAP 1
knot/Implementations/crypto_aead/knot256/armcortexm_4/auxFormat.c 0 → 100644
#include"auxFormat.h"
void P512(unsigned int *s, unsigned char *round, unsigned char lunNum) {
u32 s_temp[16] = { 0 };
u32 t1, t2, t3, t5, t6, t8, t9, t11;
unsigned char i;
for (i = 0; i < lunNum; i++) {
s[3] ^= (round[i] >> 6) & 0x3;
s[2] ^= (round[i] >> 4) & 0x3;
s[1] ^= (round[i] >> 2) & 0x3;
s[0] ^= round[i] & 0x3;
sbox(s[3], s[7], s[11], s[15], s_temp[7], s_temp[11], s_temp[15]);
sbox(s[2], s[6], s[10], s[14], s[7], s_temp[10], s_temp[14]);
sbox(s[1], s[5], s[9], s[13], s[6], s_temp[9], s_temp[13]);
sbox(s[0], s[4], s[8], s[12], s[5], s_temp[8], s_temp[12]);
s[4] = LOTR32(s_temp[7], 1);
BIT_LOTR32_16(s_temp[8], s_temp[9], s_temp[10], s_temp[11], s[8], s[9],
s[10], s[11]);
BIT_LOTR32_25(s_temp[12], s_temp[13], s_temp[14], s_temp[15], s[12],
s[13], s[14], s[15]);
}
}
void packU128FormatToFourPacket(u32 * out, u8 * in) {
u32 t0 = U32BIG(((u32* )in)[0]);
u32 t1 = U32BIG(((u32* )in)[1]);
u32 t2 = U32BIG(((u32* )in)[2]);
u32 t3 = U32BIG(((u32* )in)[3]);
u32 temp1;
puck32(t0);
puck32(t0);
puck32(t1);
puck32(t1);
puck32(t2);
puck32(t2);
puck32(t3);
puck32(t3);
out[3] = (t3 & 0xff000000) | ((t2 >> 8) & 0x00ff0000)
| ((t1 >> 16) & 0x0000ff00) | (t0 >> 24);
out[2] = ((t3 << 8) & 0xff000000) | (t2 & 0x00ff0000)
| ((t1 >> 8) & 0x0000ff00) | ((t0 >> 16) & 0x000000ff);
out[1] = ((t3 << 16) & 0xff000000) | ((t2 << 8) & 0x00ff0000)
| (t1 & 0x0000ff00) | ((t0 >> 8) & 0x000000ff);
out[0] = ((t3 << 24) & 0xff000000) | ((t2 << 16) & 0x00ff0000)
| ((t1 << 8) & 0x0000ff00) | (t0 & 0x000000ff);
}
void unpackU128FormatToFourPacket(u8 * out, u32 * in) {
u32 t[4] = { 0 };
u32 r0;
t[3] = (in[3] & 0xff000000 )| ((in[2] >> 8) & 0x00ff0000)
| ((in[1] >> 16) & 0x0000ff00) | (in[0] >> 24);
t[2] = ((in[3] << 8) & 0xff000000) | (in[2] & 0x00ff0000)
| ((in[1] >> 8) & 0x0000ff00) | ((in[0] >> 16) & 0x000000ff);
t[1] = ((in[3] << 16) & 0xff000000) | ((in[2] << 8) & 0x00ff0000)
| (in[1] & 0x0000ff00) | ((in[0] >> 8) & 0x000000ff);
t[0] = ((in[3] << 24) & 0xff000000) | ((in[2] << 16) & 0x00ff0000)
| ((in[1] << 8) & 0x0000ff00) | (in[0] & 0x000000ff);
unpuck32(t[0]);
unpuck32(t[0]);
unpuck32(t[1]);
unpuck32(t[1]);
unpuck32(t[2]);
unpuck32(t[2]);
unpuck32(t[3]);
unpuck32(t[3]);
memcpy(out, t, 16 * sizeof(unsigned char));
}
unsigned char constant7Format_aead[100] = {
/*constant7_aead_256*/
0x1, 0x4, 0x10, 0x40, 0x2, 0x8, 0x21, 0x5, 0x14, 0x50, 0x42, 0xa, 0x29, 0x24,
0x11, 0x44, 0x12, 0x48, 0x23, 0xd, 0x35, 0x55, 0x56, 0x5a, 0x6b, 0x2e,
0x38, 0x60, 0x3, 0xc, 0x31, 0x45, 0x16, 0x58, 0x63, 0xf, 0x3d, 0x74,
0x53, 0x4e, 0x3b, 0x6c, 0x32, 0x49, 0x27, 0x1d, 0x75, 0x57, 0x5e, 0x7b,
0x6e, 0x3a, 0x68, 0x22, 0x9, 0x25, 0x15, 0x54, 0x52, 0x4a, 0x2b, 0x2c,
0x30, 0x41, 0x6, 0x18, 0x61, 0x7, 0x1c, 0x71, 0x47, 0x1e, 0x79, 0x66,
0x1b, 0x6d, 0x36, 0x59, 0x67, 0x1f, 0x7d, 0x76, 0x5b, 0x6f, 0x3e, 0x78,
0x62, 0xb, 0x2d, 0x34, 0x51, 0x46, 0x1a, 0x69, 0x26, 0x19, 0x65, 0x17,
0x5c, 0x73,
};
knot/Implementations/crypto_aead/knot256/armcortexm_4/auxFormat.h 0 → 100644
#include"crypto_aead.h"
#include"api.h"
#include <string.h>
#define U32BIG(x) (x)
#define ARR_SIZE(a) (sizeof((a))/sizeof((a[0])))
#define LOTR32(x,n) (((x)<<(n))|((x)>>(32-(n))))
#define sbox(a, b, c, d, f, g, h) \
{ \
t1 = ~a; t2 = b & t1;t3 = c ^ t2; h = d ^ t3; t5 = b | c; t6 = d ^ t1; g = t5 ^ t6; t8 = b ^ d; t9 = t3 & t6; a = t8 ^ t9; t11 = g & t8; f = t3 ^ t11; \
}
typedef unsigned char u8;
typedef unsigned int u32;
typedef unsigned long long u64;
void printU8(char name[], u8 var[], long len, int offset);
//new
void puckU8FormatToFourPacket(u8 in, u8 *out);
#define puck32(in)\
{\
temp1 = (in ^ (in >> 1)) & 0x22222222; in ^= temp1 ^ (temp1 << 1);\
temp1 = (in ^ (in >> 2)) & 0x0C0C0C0C; in ^= temp1 ^ (temp1 << 2);\
temp1 = (in ^ (in >> 4)) & 0x00F000F0; in ^= temp1 ^ (temp1 << 4);\
temp1 = (in ^ (in >> 8)) & 0x0000FF00; in ^= temp1 ^ (temp1 << 8);\
}
#define unpuck32(t0){\
r0 = (t0 ^ (t0 >> 8)) & 0x0000FF00, t0 ^= r0 ^ (r0 << 8); \
r0 = (t0 ^ (t0 >> 4)) & 0x00F000F0, t0 ^= r0 ^ (r0 << 4); \
r0 = (t0 ^ (t0 >> 2)) & 0x0C0C0C0C, t0 ^= r0 ^ (r0 << 2); \
r0 = (t0 ^ (t0 >> 1)) & 0x22222222, t0 ^= r0 ^ (r0 << 1); \
}
#define BIT_LOTR32_16(t0,t1,t2,t3,t4,t5,t6,t7){\
t4= LOTR32(t0, 4);\
t5 = LOTR32(t1, 4);\
t6 = LOTR32(t2, 4); \
t7 = LOTR32(t3, 4); \
}
#define BIT_LOTR32_25(t0,t1,t2,t3,t4,t5,t6,t7){\
t4= LOTR32(t3, 7);\
t5 = LOTR32(t0, 6);\
t6 = LOTR32(t1, 6); \
t7 = LOTR32(t2, 6); \
}
unsigned char constant7Format_aead[100];
knot/Implementations/crypto_aead/knot256/armcortexm_4/crypto_aead.h 0 → 100644
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k);
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k);
knot/Implementations/crypto_aead/knot256/armcortexm_4/encrypt.c 0 → 100644
#include"auxFormat.h"
#define aead_RATE (128 / 8)
#define PR0_ROUNDS 100
#define PR_ROUNDS 52
#define PRF_ROUNDS 56
void Initialize(u32 *s, const unsigned char *npub, const unsigned char *k) {
packU128FormatToFourPacket(s, npub);
packU128FormatToFourPacket(s + 4, npub + 16);
packU128FormatToFourPacket(s + 8, k);
packU128FormatToFourPacket(s + 12, k + 16);
P512(s, constant7Format_aead, PR0_ROUNDS);
}
void ProcessAssocData(u32 *s, const u8* ad, unsigned long long adlen) {
u32 dataFormat[4] = { 0 };
u8 tempData[16] = { 0 };
if (adlen) {
while (adlen >= aead_RATE) {
packU128FormatToFourPacket(dataFormat, ad);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
P512(s, constant7Format_aead, PR_ROUNDS);
adlen -= aead_RATE;
ad += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, ad, adlen * sizeof(unsigned char));
tempData[adlen] = 0x01;
packU128FormatToFourPacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
P512(s, constant7Format_aead, PR_ROUNDS);
}
s[15] ^= 0x80000000;
}
void ProcessPlaintext(u32 *s, const u8* m, unsigned long long mlen,
unsigned char *c) {
u32 dataFormat[4] = { 0 };
u8 tempData[16] = { 0 };
if (mlen) {
while (mlen >= aead_RATE) {
packU128FormatToFourPacket(dataFormat, m);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
unpackU128FormatToFourPacket(c, s);
P512(s, constant7Format_aead, PR_ROUNDS);
mlen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
memset(tempData, 0, sizeof(tempData));
memcpy(tempData, m, mlen * sizeof(unsigned char));
tempData[mlen] = 0x01;
packU128FormatToFourPacket(dataFormat, tempData);
s[0] ^= dataFormat[0];
s[1] ^= dataFormat[1];
s[2] ^= dataFormat[2];
s[3] ^= dataFormat[3];
unpackU128FormatToFourPacket(tempData, s);
memcpy(c, tempData, mlen * sizeof(unsigned char));
//c += mlen;
}
}
void Finalize_GenerateTag(u32 *s, unsigned char *c) {
P512(s, constant7Format_aead, PRF_ROUNDS);
// return tag
unpackU128FormatToFourPacket(c, s);
unpackU128FormatToFourPacket(c + 16, s + 4);
}
int Finalize_VerifyTag(u32 *s, const unsigned char *c, unsigned char *m,
unsigned long long *mlen) {
u8 tempU8[32] = { 0 };
P512(s, constant7Format_aead, PRF_ROUNDS);
unpackU128FormatToFourPacket(tempU8, s);
unpackU128FormatToFourPacket(tempU8 + 16, s + 4);
if (memcmp((void*) tempU8, (void*) (c), CRYPTO_ABYTES)) {
memset(m, 0, sizeof(unsigned char) * (*mlen));
*mlen = 0;
return -1;
}
return 0;
}
void ProcessCiphertext(u32 *s, unsigned char *m, const unsigned char *c,
unsigned long long clen) {
u32 dataFormat[8] = { 0 };
u32 dataFormat_1[4] = { 0 };
u8 i, tempU8[64] = { 0 };
if (clen) {
while (clen >= aead_RATE) {
packU128FormatToFourPacket(dataFormat, c);
dataFormat_1[0] = s[0] ^ dataFormat[0];
dataFormat_1[1] = s[1] ^ dataFormat[1];
dataFormat_1[2] = s[2] ^ dataFormat[2];
dataFormat_1[3] = s[3] ^ dataFormat[3];
unpackU128FormatToFourPacket(m, dataFormat_1);
s[0] = dataFormat[0];
s[1] = dataFormat[1];
s[2] = dataFormat[2];
s[3] = dataFormat[3];
P512(s, constant7Format_aead, PR_ROUNDS);
clen -= aead_RATE;
m += aead_RATE;
c += aead_RATE;
}
unpackU128FormatToFourPacket(tempU8, s);
for (i = 0; i < clen; ++i, ++m, ++c) {
*m = tempU8[i] ^ *c;
tempU8[i] = *c;
}
tempU8[i] ^= 0x01;
packU128FormatToFourPacket(s, tempU8);
}
}
int crypto_aead_encrypt(unsigned char *c, unsigned long long *clen,
const unsigned char *m, unsigned long long mlen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *nsec, const unsigned char *npub,
const unsigned char *k) {
u32 s[16] = { 0 };
*clen = mlen + CRYPTO_ABYTES;
//initialization
Initialize(s, npub, k);
// process associated data
ProcessAssocData(s, ad, adlen);
ProcessPlaintext(s, m, mlen, c);
// finalization
Finalize_GenerateTag(s, c + mlen);
return 0;
}
int crypto_aead_decrypt(unsigned char *m, unsigned long long *mlen,
unsigned char *nsec, const unsigned char *c, unsigned long long clen,
const unsigned char *ad, unsigned long long adlen,
const unsigned char *npub, const unsigned char *k) {
u32 s[16] = { 0 };
if (clen < CRYPTO_ABYTES)
return -1;
*mlen = clen - CRYPTO_ABYTES;
//initialization
Initialize(s, npub, k);
ProcessAssocData(s, ad, adlen);
ProcessCiphertext(s, m, c, clen - CRYPTO_ABYTES);
// finalization
return Finalize_VerifyTag(s, c + clen - CRYPTO_KEYBYTES, m, mlen);
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or sign in to comment