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-rw-r--r--c/sha3.c905
-rw-r--r--c/sha3.h137
-rw-r--r--c/sha3sum.c760
3 files changed, 0 insertions, 1802 deletions
diff --git a/c/sha3.c b/c/sha3.c
deleted file mode 100644
index 50ba85b..0000000
--- a/c/sha3.c
+++ /dev/null
@@ -1,905 +0,0 @@
-/**
- * sha3sum – SHA-3 (Keccak) checksum calculator
- *
- * Copyright © 2013, 2014 Mattias Andrée (maandree@member.fsf.org)
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-#include "sha3.h"
-
-#include <string.h>
-
-
-#ifdef WITH_C99
- #define static_inline static inline
-#else
- #define static_inline inline
-#endif
-
-#ifdef WITH_THREADLOCAL
- #define threadlocal __thread
- /* This is compiler dependent, if your compiler does
- * not support this you need to define __thread yourself. */
-#else
- #define threadlocal /* no threading support */
-#endif
-
-#define null 0
-#define true 1
-#define false 0
-
-
-
-/**
- * Round contants
- */
-#ifdef WITH_C99
-static const llong RC[] = {
- 0x0000000000000001LL, 0x0000000000008082LL, 0x800000000000808ALL, 0x8000000080008000LL,
- 0x000000000000808BLL, 0x0000000080000001LL, 0x8000000080008081LL, 0x8000000000008009LL,
- 0x000000000000008ALL, 0x0000000000000088LL, 0x0000000080008009LL, 0x000000008000000ALL,
- 0x000000008000808BLL, 0x800000000000008BLL, 0x8000000000008089LL, 0x8000000000008003LL,
- 0x8000000000008002LL, 0x8000000000000080LL, 0x000000000000800ALL, 0x800000008000000ALL,
- 0x8000000080008081LL, 0x8000000000008080LL, 0x0000000080000001LL, 0x8000000080008008LL};
-#else
-static const llong RC[] = {
- 0x0000000000000001L, 0x0000000000008082L, 0x800000000000808AL, 0x8000000080008000L,
- 0x000000000000808BL, 0x0000000080000001L, 0x8000000080008081L, 0x8000000000008009L,
- 0x000000000000008AL, 0x0000000000000088L, 0x0000000080008009L, 0x000000008000000AL,
- 0x000000008000808BL, 0x800000000000008BL, 0x8000000000008089L, 0x8000000000008003L,
- 0x8000000000008002L, 0x8000000000000080L, 0x000000000000800AL, 0x800000008000000AL,
- 0x8000000080008081L, 0x8000000000008080L, 0x0000000080000001L, 0x8000000080008008L};
-#endif
-
-/**
- * Keccak-f round temporary
- */
-static threadlocal llong B[25];
-
-/**
- * Keccak-f round temporary
- */
-static threadlocal llong C[5];
-
-
-/**
- * The bitrate
- */
-static threadlocal long r = 0;
-
-/**
- * The capacity
- */
-static threadlocal long c = 0;
-
-/**
- * The output size
- */
-static threadlocal long n = 0;
-
-/**
- * The state size
- */
-static threadlocal long b = 0;
-
-/**
- * The word size
- */
-static threadlocal long w = 0;
-
-/**
- * The word mask
- */
-static threadlocal llong wmod = 0;
-
-/**
- * ℓ, the binary logarithm of the word size
- */
-static threadlocal long l = 0;
-
-/**
- * 12 + 2ℓ, the number of rounds
- */
-static threadlocal long nr = 0;
-
-
-/**
- * The current state
- */
-static threadlocal llong* S = null;
-
-/**
- * Left over water to fill the sponge with at next update
- */
-static threadlocal byte* M = null;
-
-/**
- * Pointer for {@link #M}
- */
-static threadlocal long mptr = 0;
-
-/**
- * Size of {@link #M}
- */
-static threadlocal long mlen = 0;
-
-
-
-/**
- * Gets the smallest, in value, of the arguments
- *
- * @param X The first candidate
- * @param Y The second candidate
- * @return The lowest candidate
- */
-#define min(X, Y) ((X) < (Y) ? (X) : (Y))
-
-
-
-/**
- * Copy an array segment into an array in start to end order
- *
- * @param src The source array
- * @param soff The source array offset
- * @param dest The destination array
- * @param doff The destination array offset
- * @param length The number of elements to copy
- */
-static_inline void sha3_arraycopy(byte* src, long soff, byte* dest, long doff, long length)
-{
- long i;
- src += soff;
- dest += doff;
-
- #define __(X) dest[X] = src[X]
- #define __0 *dest = *src
- #define __1 __(0x01)
- #define __2 __(0x02); __(0x03)
- #define __3 __(0x04); __(0x05); __(0x06); __(0x07)
- #define __4 __(0x08); __(0x09); __(0x0A); __(0x0B); __(0x0C); __(0x0D); __(0x0E); __(0x0F)
- #define __5 __(0x10); __(0x11); __(0x12); __(0x13); __(0x14); __(0x15); __(0x16); __(0x17); __(0x18); __(0x19); __(0x1A); __(0x1B); __(0x1C); __(0x1D); __(0x1E); __(0x1F)
- #define __6 __(0x20); __(0x21); __(0x22); __(0x23); __(0x24); __(0x25); __(0x26); __(0x27); __(0x28); __(0x29); __(0x2A); __(0x2B); __(0x2C); __(0x2D); __(0x2E); __(0x2F); \
- __(0x30); __(0x31); __(0x32); __(0x33); __(0x34); __(0x35); __(0x36); __(0x37); __(0x38); __(0x39); __(0x3A); __(0x3B); __(0x3C); __(0x3D); __(0x3E); __(0x3F)
- #define __7 __(0x40); __(0x41); __(0x42); __(0x43); __(0x44); __(0x45); __(0x46); __(0x47); __(0x48); __(0x49); __(0x4A); __(0x4B); __(0x4C); __(0x4D); __(0x4E); __(0x4F); \
- __(0x50); __(0x51); __(0x52); __(0x53); __(0x54); __(0x55); __(0x56); __(0x57); __(0x58); __(0x59); __(0x5A); __(0x5B); __(0x5C); __(0x5D); __(0x5E); __(0x5F); \
- __(0x60); __(0x61); __(0x62); __(0x63); __(0x64); __(0x65); __(0x66); __(0x67); __(0x68); __(0x69); __(0x6A); __(0x6B); __(0x6C); __(0x6D); __(0x6E); __(0x6F); \
- __(0x70); __(0x71); __(0x72); __(0x73); __(0x74); __(0x75); __(0x76); __(0x77); __(0x78); __(0x79); __(0x7A); __(0x7B); __(0x7C); __(0x7D); __(0x7E); __(0x7F)
- #define __8 __(0x80); __(0x81); __(0x82); __(0x83); __(0x84); __(0x85); __(0x86); __(0x87); __(0x88); __(0x89); __(0x8A); __(0x8B); __(0x8C); __(0x8D); __(0x8E); __(0x8F); \
- __(0x90); __(0x91); __(0x92); __(0x93); __(0x94); __(0x95); __(0x96); __(0x97); __(0x98); __(0x99); __(0x9A); __(0x9B); __(0x9C); __(0x9D); __(0x9E); __(0x9F); \
- __(0xA0); __(0xA1); __(0xA2); __(0xA3); __(0xA4); __(0xA5); __(0xA6); __(0xA7); __(0xA8); __(0xA9); __(0xAA); __(0xAB); __(0xAC); __(0xAD); __(0xAE); __(0xAF); \
- __(0xB0); __(0xB1); __(0xB2); __(0xB3); __(0xB4); __(0xB5); __(0xB6); __(0xB7); __(0xB8); __(0xB9); __(0xBA); __(0xBB); __(0xBC); __(0xBD); __(0xBE); __(0xBF); \
- __(0xC0); __(0xC1); __(0xC2); __(0xC3); __(0xC4); __(0xC5); __(0xC6); __(0xC7); __(0xC8); __(0xC9); __(0xCA); __(0xCB); __(0xCC); __(0xCD); __(0xCE); __(0xCF); \
- __(0xD0); __(0xD1); __(0xD2); __(0xD3); __(0xD4); __(0xD5); __(0xD6); __(0xD7); __(0xD8); __(0xD9); __(0xDA); __(0xDB); __(0xDC); __(0xDD); __(0xDE); __(0xDF); \
- __(0xE0); __(0xE1); __(0xE2); __(0xE3); __(0xE4); __(0xE5); __(0xE6); __(0xE7); __(0xE8); __(0xE9); __(0xEA); __(0xEB); __(0xEC); __(0xED); __(0xEE); __(0xEF); \
- __(0xF0); __(0xF1); __(0xF2); __(0xF3); __(0xF4); __(0xF5); __(0xF6); __(0xF7); __(0xF8); __(0xF9); __(0xFA); __(0xFB); __(0xFC); __(0xFD); __(0xFE); __(0xFF)
-
- if ((length & 15))
- {
- if ((length & 1)) { __0; src += 1; dest += 1; }
- if ((length & 2)) { __0; __1; src += 2; dest += 2; }
- if ((length & 4)) { __0; __1; __2; src += 4; dest += 4; }
- if ((length & 8)) { __0; __1; __2; __3; src += 8; dest += 8; }
- }
- if ((length & 240))
- {
- if ((length & 16)) { __0; __1; __2; __3; __4; src += 16; dest += 16; }
- if ((length & 32)) { __0; __1; __2; __3; __4; __5; src += 32; dest += 32; }
- if ((length & 64)) { __0; __1; __2; __3; __4; __5; __6; src += 64; dest += 64; }
- if ((length & 128)) { __0; __1; __2; __3; __4; __5; __6; __7; src += 128; dest += 128; }
- }
- length &= ~255;
- for (i = 0; i < length; i += 256)
- {
- __0; __1; __2; __3; __4; __5; __6; __7; __8; src += 256; dest += 256;
- }
-
- #undef __8
- #undef __7
- #undef __6
- #undef __5
- #undef __4
- #undef __3
- #undef __2
- #undef __1
- #undef __0
- #undef __
-}
-
-
-/**
- * Copy an array segment into an array in end to start order
- *
- * @param src The source array
- * @param soff The source array offset
- * @param dest The destination array
- * @param doff The destination array offset
- * @param length The number of elements to copy
- */
-static_inline void sha3_revarraycopy(byte* src, long soff, byte* dest, long doff, long length)
-{
- long copyi;
- for (copyi = length - 1; copyi >= 0; copyi--)
- dest[copyi + doff] = src[copyi + soff];
-}
-
-
-/**
- * Rotate a word
- *
- * @param X:llong The value to rotate
- * @param N:long Rotation steps, may not be 0
- * @return :llong The value rotated
- */
-#define rotate(X, N) ((((X) >> (w - ((N) % w))) + ((X) << ((N) % w))) & wmod)
-
-
-/**
- * Rotate a 64-bit word
- *
- * @param X:llong The value to rotate
- * @param N:long Rotation steps, may not be 0
- * @return :llong The value rotated
- */
-#define rotate64(X, N) ((llong)((ullong)(X) >> (64 - (N))) + ((X) << (N)))
-
-
-/**
- * Binary logarithm
- *
- * @param x The value of which to calculate the binary logarithm
- * @return The binary logarithm
- */
-static_inline long sha3_lb(long x)
-{
- long rc = 0;
- if ((x & 0xFF00) != 0) { rc += 8; x >>= 8; }
- if ((x & 0x00F0) != 0) { rc += 4; x >>= 4; }
- if ((x & 0x000C) != 0) { rc += 2; x >>= 2; }
- if ((x & 0x0002) != 0) rc += 1;
- return rc;
-}
-
-
-/**
- * Perform one round of computation
- *
- * @param A The current state
- * @param rc Round constant
- */
-static void sha3_keccakFRound(llong* restrict_ A, llong rc)
-{
- llong da, db, dc, dd, de;
-
- /* θ step (step 1 and 2 of 3) */
- #define __C(I, J0, J1, J2, J3, J4) C[I] = (A[J0] ^ A[J1]) ^ (A[J2] ^ A[J3]) ^ A[J4]
- __C(0, 0, 1, 2, 3, 4);
- __C(1, 5, 6, 7, 8, 9);
- __C(2, 10, 11, 12, 13, 14);
- __C(3, 15, 16, 17, 18, 19);
- __C(4, 20, 21, 22, 23, 24);
- #undef __C
-
- if (w == 64)
- {
- da = C[4] ^ rotate64(C[1], 1);
- dd = C[2] ^ rotate64(C[4], 1);
- db = C[0] ^ rotate64(C[2], 1);
- de = C[3] ^ rotate64(C[0], 1);
- dc = C[1] ^ rotate64(C[3], 1);
-
- /* ρ and π steps, with last two part of θ */
- #define __B(Bi, Ai, Dv, R) B[Bi] = rotate64(A[Ai] ^ Dv, R)
- B[0] = A[0] ^ da; __B( 1, 15, dd, 28); __B( 2, 5, db, 1); __B( 3, 20, de, 27); __B( 4, 10, dc, 62);
- __B( 5, 6, db, 44); __B( 6, 21, de, 20); __B( 7, 11, dc, 6); __B( 8, 1, da, 36); __B( 9, 16, dd, 55);
- __B(10, 12, dc, 43); __B(11, 2, da, 3); __B(12, 17, dd, 25); __B(13, 7, db, 10); __B(14, 22, de, 39);
- __B(15, 18, dd, 21); __B(16, 8, db, 45); __B(17, 23, de, 8); __B(18, 13, dc, 15); __B(19, 3, da, 41);
- __B(20, 24, de, 14); __B(21, 14, dc, 61); __B(22, 4, da, 18); __B(23, 19, dd, 56); __B(24, 9, db, 2);
- #undef __B
- }
- else
- {
- da = C[4] ^ rotate(C[1], 1);
- dd = C[2] ^ rotate(C[4], 1);
- db = C[0] ^ rotate(C[2], 1);
- de = C[3] ^ rotate(C[0], 1);
- dc = C[1] ^ rotate(C[3], 1);
-
- /* ρ and π steps, with last two part of θ */
- #define __B(Bi, Ai, Dv, R) B[Bi] = rotate(A[Ai] ^ Dv, R)
- B[0] = A[0] ^ da; __B( 1, 15, dd, 28); __B( 2, 5, db, 1); __B( 3, 20, de, 27); __B( 4, 10, dc, 62);
- __B( 5, 6, db, 44); __B( 6, 21, de, 20); __B( 7, 11, dc, 6); __B( 8, 1, da, 36); __B( 9, 16, dd, 55);
- __B(10, 12, dc, 43); __B(11, 2, da, 3); __B(12, 17, dd, 25); __B(13, 7, db, 10); __B(14, 22, de, 39);
- __B(15, 18, dd, 21); __B(16, 8, db, 45); __B(17, 23, de, 8); __B(18, 13, dc, 15); __B(19, 3, da, 41);
- __B(20, 24, de, 14); __B(21, 14, dc, 61); __B(22, 4, da, 18); __B(23, 19, dd, 56); __B(24, 9, db, 2);
- #undef __B
- }
-
- /* ξ step */
- #define __A(X, X5, X10) A[X] = B[X] ^ ((~(B[X5])) & B[X10])
- __A( 0, 5, 10); __A( 1, 6, 11); __A( 2, 7, 12); __A( 3, 8, 13); __A( 4, 9, 14);
- __A( 5, 10, 15); __A( 6, 11, 16); __A( 7, 12, 17); __A( 8, 13, 18); __A( 9, 14, 19);
- __A(10, 15, 20); __A(11, 16, 21); __A(12, 17, 22); __A(13, 18, 23); __A(14, 19, 24);
- __A(15, 20, 0); __A(16, 21, 1); __A(17, 22, 2); __A(18, 23, 3); __A(19, 24, 4);
- __A(20, 0, 5); __A(21, 1, 6); __A(22, 2, 7); __A(23, 3, 8); __A(24, 4, 9);
- #undef __A
-
- /* ι step */
- A[0] ^= rc;
-}
-
-
-/**
- * Perform Keccak-f function
- *
- * @param A The current state
- */
-static void sha3_keccakF(llong* restrict_ A)
-{
- long i;
- if (nr == 24)
- {
- sha3_keccakFRound(A, 0x0000000000000001);
- sha3_keccakFRound(A, 0x0000000000008082);
- sha3_keccakFRound(A, 0x800000000000808A);
- sha3_keccakFRound(A, 0x8000000080008000);
- sha3_keccakFRound(A, 0x000000000000808B);
- sha3_keccakFRound(A, 0x0000000080000001);
- sha3_keccakFRound(A, 0x8000000080008081);
- sha3_keccakFRound(A, 0x8000000000008009);
- sha3_keccakFRound(A, 0x000000000000008A);
- sha3_keccakFRound(A, 0x0000000000000088);
- sha3_keccakFRound(A, 0x0000000080008009);
- sha3_keccakFRound(A, 0x000000008000000A);
- sha3_keccakFRound(A, 0x000000008000808B);
- sha3_keccakFRound(A, 0x800000000000008B);
- sha3_keccakFRound(A, 0x8000000000008089);
- sha3_keccakFRound(A, 0x8000000000008003);
- sha3_keccakFRound(A, 0x8000000000008002);
- sha3_keccakFRound(A, 0x8000000000000080);
- sha3_keccakFRound(A, 0x000000000000800A);
- sha3_keccakFRound(A, 0x800000008000000A);
- sha3_keccakFRound(A, 0x8000000080008081);
- sha3_keccakFRound(A, 0x8000000000008080);
- sha3_keccakFRound(A, 0x0000000080000001);
- sha3_keccakFRound(A, 0x8000000080008008);
- }
- else
- for (i = 0; i < nr; i++)
- sha3_keccakFRound(A, RC[i] & wmod);
-}
-
-
-/**
- * Convert a chunk of byte:s to a word
- *
- * @param message The message
- * @param msglen The length of the message
- * @param rr Bitrate in bytes
- * @param ww Word size in bytes
- * @param off The offset in the message
- * @return Lane
- */
-static_inline llong sha3_toLane(byte* restrict_ message, long msglen, long rr, long ww, long off)
-{
- llong rc = 0;
- long n = min(msglen, rr), i;
- for (i = off + ww - 1; i >= off; i--)
- rc = (rc << 8) | ((i < n) ? (llong)(message[i] & 255) : 0L);
- return rc;
-}
-
-
-/**
- * Convert a chunk of byte:s to a 64-bit word
- *
- * @param message The message
- * @param msglen The length of the message
- * @param rr Bitrate in bytes
- * @param off The offset in the message
- * @return Lane
- */
-static_inline llong sha3_toLane64(byte* restrict_ message, long msglen, long rr, long off)
-{
- long n = min(msglen, rr);
- return ((off + 7 < n) ? ((llong)(message[off + 7] & 255) << 56) : 0L) |
- ((off + 6 < n) ? ((llong)(message[off + 6] & 255) << 48) : 0L) |
- ((off + 5 < n) ? ((llong)(message[off + 5] & 255) << 40) : 0L) |
- ((off + 4 < n) ? ((llong)(message[off + 4] & 255) << 32) : 0L) |
- ((off + 3 < n) ? ((llong)(message[off + 3] & 255) << 24) : 0L) |
- ((off + 2 < n) ? ((llong)(message[off + 2] & 255) << 16) : 0L) |
- ((off + 1 < n) ? ((llong)(message[off + 1] & 255) << 8) : 0L) |
- ((off < n) ? ((llong)(message[off ] & 255) ) : 0L);
-}
-
-
-/**
- * pad 10*1
- *
- * @param msg The message to pad
- * @param len The length of the message
- * @param r The bitrate
- * @param bits The number of bits in the end of the message that does not make a whole byte
- * @param outlen The length of the padded message (out parameter)
- * @return The message padded
- */
-static_inline byte* sha3_pad10star1(byte* restrict_ msg, long len, long r, long bits, long* restrict_ outlen)
-{
- byte* message;
- byte b;
- long i, ll, nbrf, nrf;
-
- len = ((len - (bits + 7) / 8) << 3) + bits;
- nrf = len >> 3;
- nbrf = len & 7;
- ll = len % r;
-
- b = (byte)(nbrf == 0 ? 1 : (msg[nrf] | (1 << nbrf)));
-
- if ((r - 8 <= ll) && (ll <= r - 2))
- {
- message = (byte*)malloc((len = nrf + 1) * sizeof(byte));
- message[nrf] = (byte)(b ^ 128);
- }
- else
- {
- byte* M;
- long N;
- len = (nrf + 1) << 3;
- len = ((len - (len % r) + (r - 8)) >> 3) + 1;
- message = (byte*)malloc(len * sizeof(byte));
- message[nrf] = b;
- N = len - nrf - 1;
- M = message + nrf + 1;
-
- #define __(X) M[X] = 0
- #define __0 *M = 0
- #define __1 __(0x01)
- #define __2 __(0x02); __(0x03)
- #define __3 __(0x04); __(0x05); __(0x06); __(0x07)
- #define __4 __(0x08); __(0x09); __(0x0A); __(0x0B); __(0x0C); __(0x0D); __(0x0E); __(0x0F)
- #define __5 __(0x10); __(0x11); __(0x12); __(0x13); __(0x14); __(0x15); __(0x16); __(0x17); __(0x18); __(0x19); __(0x1A); __(0x1B); __(0x1C); __(0x1D); __(0x1E); __(0x1F)
- #define __6 __(0x20); __(0x21); __(0x22); __(0x23); __(0x24); __(0x25); __(0x26); __(0x27); __(0x28); __(0x29); __(0x2A); __(0x2B); __(0x2C); __(0x2D); __(0x2E); __(0x2F); \
- __(0x30); __(0x31); __(0x32); __(0x33); __(0x34); __(0x35); __(0x36); __(0x37); __(0x38); __(0x39); __(0x3A); __(0x3B); __(0x3C); __(0x3D); __(0x3E); __(0x3F)
- #define __7 __(0x40); __(0x41); __(0x42); __(0x43); __(0x44); __(0x45); __(0x46); __(0x47); __(0x48); __(0x49); __(0x4A); __(0x4B); __(0x4C); __(0x4D); __(0x4E); __(0x4F); \
- __(0x50); __(0x51); __(0x52); __(0x53); __(0x54); __(0x55); __(0x56); __(0x57); __(0x58); __(0x59); __(0x5A); __(0x5B); __(0x5C); __(0x5D); __(0x5E); __(0x5F); \
- __(0x60); __(0x61); __(0x62); __(0x63); __(0x64); __(0x65); __(0x66); __(0x67); __(0x68); __(0x69); __(0x6A); __(0x6B); __(0x6C); __(0x6D); __(0x6E); __(0x6F); \
- __(0x70); __(0x71); __(0x72); __(0x73); __(0x74); __(0x75); __(0x76); __(0x77); __(0x78); __(0x79); __(0x7A); __(0x7B); __(0x7C); __(0x7D); __(0x7E); __(0x7F)
- #define __8 __(0x80); __(0x81); __(0x82); __(0x83); __(0x84); __(0x85); __(0x86); __(0x87); __(0x88); __(0x89); __(0x8A); __(0x8B); __(0x8C); __(0x8D); __(0x8E); __(0x8F); \
- __(0x90); __(0x91); __(0x92); __(0x93); __(0x94); __(0x95); __(0x96); __(0x97); __(0x98); __(0x99); __(0x9A); __(0x9B); __(0x9C); __(0x9D); __(0x9E); __(0x9F); \
- __(0xA0); __(0xA1); __(0xA2); __(0xA3); __(0xA4); __(0xA5); __(0xA6); __(0xA7); __(0xA8); __(0xA9); __(0xAA); __(0xAB); __(0xAC); __(0xAD); __(0xAE); __(0xAF); \
- __(0xB0); __(0xB1); __(0xB2); __(0xB3); __(0xB4); __(0xB5); __(0xB6); __(0xB7); __(0xB8); __(0xB9); __(0xBA); __(0xBB); __(0xBC); __(0xBD); __(0xBE); __(0xBF); \
- __(0xC0); __(0xC1); __(0xC2); __(0xC3); __(0xC4); __(0xC5); __(0xC6); __(0xC7); __(0xC8); __(0xC9); __(0xCA); __(0xCB); __(0xCC); __(0xCD); __(0xCE); __(0xCF); \
- __(0xD0); __(0xD1); __(0xD2); __(0xD3); __(0xD4); __(0xD5); __(0xD6); __(0xD7); __(0xD8); __(0xD9); __(0xDA); __(0xDB); __(0xDC); __(0xDD); __(0xDE); __(0xDF); \
- __(0xE0); __(0xE1); __(0xE2); __(0xE3); __(0xE4); __(0xE5); __(0xE6); __(0xE7); __(0xE8); __(0xE9); __(0xEA); __(0xEB); __(0xEC); __(0xED); __(0xEE); __(0xEF); \
- __(0xF0); __(0xF1); __(0xF2); __(0xF3); __(0xF4); __(0xF5); __(0xF6); __(0xF7); __(0xF8); __(0xF9); __(0xFA); __(0xFB); __(0xFC); __(0xFD); __(0xFE); __(0xFF)
-
- if ((N & 15))
- {
- if ((N & 1)) { __0; M += 1; }
- if ((N & 2)) { __0; __1; M += 2; }
- if ((N & 4)) { __0; __1; __2; M += 4; }
- if ((N & 8)) { __0; __1; __2; __3; M += 8; }
- }
- if ((N & 240))
- {
- if ((N & 16)) { __0; __1; __2; __3; __4; M += 16; }
- if ((N & 32)) { __0; __1; __2; __3; __4; __5; M += 32; }
- if ((N & 64)) { __0; __1; __2; __3; __4; __5; __6; M += 64; }
- if ((N & 128)) { __0; __1; __2; __3; __4; __5; __6; __7; M += 128; }
- }
- N &= ~255;
- for (i = 0; i < N; i += 256)
- {
- __0; __1; __2; __3; __4; __5; __6; __7; __8; M += 256;
- }
-
- #undef __8
- #undef __7
- #undef __6
- #undef __5
- #undef __4
- #undef __3
- #undef __2
- #undef __1
- #undef __0
- #undef __
-
- message[len - 1] = -128;
- }
- sha3_arraycopy(msg, 0, message, 0, nrf);
-
- *outlen = len;
- return message;
-}
-
-
-/**
- * Initialise Keccak sponge
- *
- * @param bitrate The bitrate
- * @param capacity The capacity
- * @param output The output size
- */
-void sha3_initialise(long bitrate, long capacity, long output)
-{
- long i;
-
- r = bitrate;
- n = output;
- c = capacity;
- b = r + c;
- w = b / 25;
- l = sha3_lb(w);
- nr = 12 + (l << 1);
- if (w == 64)
- wmod = -1;
- else
- {
- wmod = 1;
- wmod <<= w;
- wmod--;
- }
- S = (llong*)malloc(25 * sizeof(llong));
- M = (byte*)malloc((mlen = (r * b) >> 2) * sizeof(byte));
- mptr = 0;
-
- for (i = 0; i < 25; i++)
- *(S + i) = 0;
-}
-
-/**
- * Dispose of the Keccak sponge
- */
-void sha3_dispose()
-{
- #ifdef WITH_WIPE
- long i;
- #endif
- if (S != null)
- {
- #ifdef WITH_WIPE
- for (i = 0; i < 25; i++)
- *(S + i) = 0;
- #endif
- free(S);
- S = null;
- }
- if (M != null)
- {
- #ifdef WITH_WIPE
- for (i = 0; i < mlen; i++)
- *(M + i) = 0;
- #endif
- free(M);
- M = null;
- }
-}
-
-/**
- * Absorb the more of the message to the Keccak sponge
- *
- * @param msg The partial message
- * @param msglen The length of the partial message
- */
-void sha3_update(byte* restrict_ msg, long msglen)
-{
- long rr = r >> 3;
- long ww = w >> 3;
- long i, len;
- byte* message;
- byte* _msg;
- long nnn;
-
- if (mptr + msglen > mlen)
- #ifndef WITH_WIPE
- M = (byte*)realloc(M, mlen = (mlen + msglen) << 1);
- #else
- {
- long mlen_ = mlen;
- char* M_ = (byte*)malloc(mlen = (mlen + msglen) << 1);
- sha3_arraycopy(M, 0, M_, 0, mlen_);
- for (i = 0; i < mlen_; i++)
- *(M + i) = 0;
- free(M);
- M = M_;
- }
- #endif
- sha3_arraycopy(msg, 0, M, mptr, msglen);
- len = mptr += msglen;
- len -= len % ((r * b) >> 3);
- message = (byte*)malloc(len * sizeof(byte));
- sha3_arraycopy(M, 0, message, 0, len);
- mptr -= len;
- sha3_revarraycopy(M, nnn = len, M, 0, mptr);
- _msg = message;
-
- /* Absorbing phase */
- if (ww == 8)
- for (i = 0; i < nnn; i += rr)
- {
- #define __S(Si, OFF) S[Si] ^= sha3_toLane64(message, len, rr, OFF)
- __S( 0, 0); __S( 5, 8); __S(10, 16); __S(15, 24); __S(20, 32);
- __S( 1, 40); __S( 6, 48); __S(11, 56); __S(16, 64); __S(21, 72);
- __S( 2, 80); __S( 7, 88); __S(12, 96); __S(17, 104); __S(22, 112);
- __S( 3, 120); __S( 8, 128); __S(13, 136); __S(18, 144); __S(23, 152);
- __S( 4, 160); __S( 9, 168); __S(14, 176); __S(19, 184); __S(24, 192);
- #undef __S
- sha3_keccakF(S);
- message += rr;
- len -= rr;
- }
- else
- for (i = 0; i < nnn; i += rr)
- {
- #define __S(Si, OFF) S[Si] ^= sha3_toLane(message, len, rr, ww, OFF * ww)
- __S( 0, 0); __S( 5, 1); __S(10, 2); __S(15, 3); __S(20, 4);
- __S( 1, 5); __S( 6, 6); __S(11, 7); __S(16, 8); __S(21, 9);
- __S( 2, 10); __S( 7, 11); __S(12, 12); __S(17, 13); __S(22, 14);
- __S( 3, 15); __S( 8, 16); __S(13, 17); __S(18, 18); __S(23, 19);
- __S( 4, 20); __S( 9, 21); __S(14, 22); __S(19, 23); __S(24, 24);
- #undef __S
- sha3_keccakF(S);
- message += rr;
- len -= rr;
- }
-
- #ifdef WITH_WIPE
- for (i = 0; i < nnn; i++)
- *(_msg + i) = 0;
- #endif
- free(_msg);
-}
-
-
-/**
- * Absorb the last part of the message and squeeze the Keccak sponge
- *
- * @param msg The rest of the message, may be {@code null}
- * @param msglen The length of the partial message
- * @param bits The number of bits at the end of the message not covered by `msglen`
- * @param suffix The suffix concatenate to the message
- * @param withReturn Whether to return the hash instead of just do a quick squeeze phrase and return {@code null}
- * @return The hash sum, or {@code null} if <tt>withReturn</tt> is {@code false}
- */
-byte* sha3_digest(byte* restrict_ msg, long msglen, long bits, char* restrict_ suffix, boolean withReturn)
-{
- byte* message;
- byte* _msg;
- byte* rc;
- long rr = r >> 3, len;
- long nn = (n + 7) >> 3, olen;
- long ww = w >> 3, ni;
- long i, j = 0, ptr = 0, _;
- long nnn;
- long suffix_len = strlen(suffix);
-
- if (msg == null)
- msglen = bits = 0;
-
- msglen += bits >> 3;
- if ((bits &= 7))
- msg[msglen] &= (1 << bits) - 1;
- if (suffix_len)
- {
- #ifndef WITH_WIPE
- msg = (byte*)realloc(msg, msglen + ((suffix_len + bits + 7) >> 3));
- #else
- {
- char* old_msg = msg;
- msg = (byte*)malloc(msglen + ((suffix_len + bits + 7) >> 3));
- memcpy(msg, old_msg, msglen + !!bits);
- for (i = 0; i < msglen + !!bits; i++)
- *(old_msg + i) = 0;
- free(old_msg);
- }
- #endif
- if (!bits)
- msg[msglen] = 0;
- for (i = 0; i < suffix_len; i++)
- {
- msg[msglen] |= (suffix[i] - '0') << bits++;
- if (bits == 8)
- {
- bits = 0;
- msglen++;
- msg[msglen] = 0;
- }
- }
- }
- if (bits)
- msglen++;
-
- if (mptr + msglen > mlen)
- #ifndef WITH_WIPE
- M = (byte*)realloc(M, mlen += msglen);
- #else
- {
- long mlen_ = mlen;
- char* M_ = (byte*)malloc(mlen += msglen);
- sha3_arraycopy(M, 0, M_, 0, mlen_);
- for (i = 0; i < mlen_; i++)
- *(M + i) = 0;
- free(M);
- M = M_;
- }
- #endif
- sha3_arraycopy(msg, 0, M, mptr, msglen);
- message = sha3_pad10star1(M, mptr + msglen, r, bits, &len);
-
- #ifdef WITH_WIPE
- for (i = 0; i < mlen; i++)
- *(M + i) = 0;
- #endif
- free(M);
- M = null;
- rc = withReturn ? (byte*)malloc(((n + 7) >> 3) * sizeof(byte)) : null;
- _msg = message;
- nnn = len;
-
- /* Absorbing phase */
- if (ww == 8)
- for (i = 0; i < nnn; i += rr)
- {
- #define __S(Si, OFF) S[Si] ^= sha3_toLane64(message, len, rr, OFF)
- __S( 0, 0); __S( 5, 8); __S(10, 16); __S(15, 24); __S(20, 32);
- __S( 1, 40); __S( 6, 48); __S(11, 56); __S(16, 64); __S(21, 72);
- __S( 2, 80); __S( 7, 88); __S(12, 96); __S(17, 104); __S(22, 112);
- __S( 3, 120); __S( 8, 128); __S(13, 136); __S(18, 144); __S(23, 152);
- __S( 4, 160); __S( 9, 168); __S(14, 176); __S(19, 184); __S(24, 192);
- #undef __S
- sha3_keccakF(S);
- message += rr;
- len -= rr;
- }
- else
- for (i = 0; i < nnn; i += rr)
- {
- #define __S(Si, OFF) S[Si] ^= sha3_toLane(message, len, rr, ww, OFF * ww)
- __S( 0, 0); __S( 5, 1); __S(10, 2); __S(15, 3); __S(20, 4);
- __S( 1, 5); __S( 6, 6); __S(11, 7); __S(16, 8); __S(21, 9);
- __S( 2, 10); __S( 7, 11); __S(12, 12); __S(17, 13); __S(22, 14);
- __S( 3, 15); __S( 8, 16); __S(13, 17); __S(18, 18); __S(23, 19);
- __S( 4, 20); __S( 9, 21); __S(14, 22); __S(19, 23); __S(24, 24);
- #undef __S
- sha3_keccakF(S);
- message += rr;
- len -= rr;
- }
-
- #ifdef WITH_WIPE
- for (i = 0; i < nnn; i++)
- *(_msg + i) = 0;
- #endif
- free(_msg);
-
- /* Squeezing phase */
- olen = n;
- if (withReturn)
- {
- ni = rr / ww;
- while (olen > 0)
- {
- i = 0;
- while ((i < ni) && (j < nn))
- {
- llong v = S[(i % 5) * 5 + i / 5];
- for (_ = 0; _ < ww; _++)
- {
- if (j < nn)
- rc[ptr++] = (byte)v;
- v >>= 8;
- j += 1;
- }
- i += 1;
- }
- olen -= r;
- if (olen > 0)
- sha3_keccakF(S);
- }
- if ((n & 7))
- rc[n >> 3] &= (1 << (n & 7)) - 1;
-
- return rc;
- }
- while ((olen -= r) > 0)
- sha3_keccakF(S);
- return null;
-}
-
-
-/**
- * Force some rounds of Keccak-f
- *
- * @param times The number of rounds
- */
-void sha3_simpleSqueeze(long times)
-{
- long i;
- for (i = 0; i < times; i++)
- sha3_keccakF(S);
-}
-
-
-/**
- * Squeeze as much as is needed to get a digest a number of times
- *
- * @param times The number of digests
- */
-void sha3_fastSqueeze(long times)
-{
- long i, olen;
- for (i = 0; i < times; i++)
- {
- sha3_keccakF(S); /* Last squeeze did not do a ending squeeze */
- olen = n;
- while ((olen -= r) > 0)
- sha3_keccakF(S);
- }
-}
-
-
-/**
- * Squeeze out another digest
- *
- * @return The hash sum
- */
-byte* sha3_squeeze(void)
-{
- long nn, ww, olen, i, j, _, ptr, ni;
- byte* rc;
-
- sha3_keccakF(S); /* Last squeeze did not do a ending squeeze */
-
- ww = w >> 3;
- rc = (byte*)malloc((nn = (n + 7) >> 3) * sizeof(byte));
- olen = n;
- j = ptr = 0;
- ni = (r >> 3) / ww;
-
- while (olen > 0)
- {
- i = 0;
- while ((i < ni) && (j < nn))
- {
- llong v = S[(i % 5) * 5 + i / 5];
- for (_ = 0; _ < ww; _++)
- {
- if (j < nn)
- *(rc + ptr++) = (byte)v;
- v >>= 8;
- j += 1;
- }
- i += 1;
- }
- olen -= r;
- if (olen > 0)
- sha3_keccakF(S);
- }
- if (n & 7)
- rc[nn - 1] &= (1 << (n & 7)) - 1;
-
- return rc;
-}
-
-
-/**
- * Retrieve the state of the Keccak sponge
- *
- * @return A 25-element array with the state, changes will be applied to the sponge
- */
-llong* sha3_state(void)
-{
- return S;
-}
-
diff --git a/c/sha3.h b/c/sha3.h
deleted file mode 100644
index a66d937..0000000
--- a/c/sha3.h
+++ /dev/null
@@ -1,137 +0,0 @@
-/**
- * sha3sum – SHA-3 (Keccak) checksum calculator
- *
- * Copyright © 2013, 2014 Mattias Andrée (maandree@member.fsf.org)
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-#ifndef __SHA3_H__
-#define __SHA3_H__
-
-#include <stdlib.h>
-
-
-#ifdef WITH_C99
- #include <inttypes.h>
- #define restrict_ restrict
- #define byte int_fast8_t
- #define boolean int_fast8_t
- #define llong int_fast64_t
- #define ullong uint_fast64_t
-#else
- #define restrict_ /* introduced in C99 */
- #define byte char
- #define boolean char
- #if __x86_64__ || __ppc64__
- #define llong long int
- #else
- #define llong long long int
- #endif
- #define ullong unsigned llong
-#endif
-
-
-/**
- * Suffix the message when calculating the Keccak hash sum
- */
-#define KECCAK_SUFFIX ""
-
-/**
- * Suffix the message when calculating the SHA-3 hash sum
- */
-#define SHA3_SUFFIX "01"
-
-/**
- * Suffix the message when calculating the RawSHAKE hash sum
- */
-#define RawSHAKE_SUFFIX "11"
-
-/**
- * Suffix the message when calculating the SHAKE hash sum
- */
-#define SHAKE_SUFFIX "1111"
-
-
-/**
- * Initialise Keccak sponge
- *
- * @param bitrate The bitrate
- * @param capacity The capacity
- * @param output The output size
- */
-void sha3_initialise(long bitrate, long capacity, long output);
-
-
-/**
- * Dispose of the Keccak sponge
- */
-void sha3_dispose(void);
-
-
-/**
- * Absorb the more of the message to the Keccak sponge
- *
- * @param msg The partial message
- * @param msglen The length of the partial message
- */
-void sha3_update(byte* restrict_ msg, long msglen);
-
-
-/**
- * Absorb the last part of the message and squeeze the Keccak sponge
- *
- * @param msg The rest of the message, may be {@code null}
- * @param msglen The length of the partial message
- * @param bits The number of bits at the end of the message not covered by `msglen`
- * @param suffix The suffix concatenate to the message
- * @param withReturn Whether to return the hash instead of just do a quick squeeze phrase and return {@code null}
- * @return The hash sum, or {@code null} if <tt>withReturn</tt> is {@code false}
- */
-byte* sha3_digest(byte* restrict_ msg, long msglen, long bits, char* restrict_ suffix, boolean withReturn);
-
-
-/**
- * Force some rounds of Keccak-f
- *
- * @param times The number of rounds
- */
-void sha3_simpleSqueeze(long times);
-
-
-/**
- * Squeeze as much as is needed to get a digest a number of times
- *
- * @param times The number of digests
- */
-void sha3_fastSqueeze(long times);
-
-
-/**
- * Squeeze out another digest
- *
- * @return The hash sum
- */
-byte* sha3_squeeze(void);
-
-
-/**
- * Retrieve the state of the Keccak sponge
- *
- * @return A 25-element array with the state, changes will be applied to the sponge
- */
-llong* sha3_state(void);
-
-
-#endif
-
diff --git a/c/sha3sum.c b/c/sha3sum.c
deleted file mode 100644
index 8b32755..0000000
--- a/c/sha3sum.c
+++ /dev/null
@@ -1,760 +0,0 @@
-/**
- * sha3sum – SHA-3 (Keccak) checksum calculator
- *
- * Copyright © 2013, 2014 Mattias Andrée (maandree@member.fsf.org)
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-#include <stdio.h>
-#include <alloca.h>
-#include <sys/stat.h>
-
-#include "sha3.h"
-
-
-#define false 0
-#define true 1
-#define null 0
-
-#define SET void**
-
-#define HEXADECA "0123456789ABCDEF"
-
-
-/**
- * Prints a number of bytes to stdout
- *
- * @param BYTES:char* The bytes to print
- * @param N:long The number of bytes
- */
-#define putchars(BYTES, N) fwrite(BYTES, 1, N, stdout)
-
-
-/**
- * Creates a new set
- *
- * @return The set
- */
-SET set_new()
-{
- long i;
- void** rc = (void**)malloc(sizeof(void*) << 4);
- for (i = 0; i < 16; i++)
- *(rc + i) = 0;
- return rc;
-}
-
-
-/**
- * Frees a set
- *
- * @param set The set
- */
-void set_free(SET restrict_ set)
-{
- if (*(set + 0)) set_free((void**)*(set + 0));
- if (*(set + 1)) set_free((void**)*(set + 1));
- if (*(set + 2)) set_free((void**)*(set + 2));
- if (*(set + 3)) set_free((void**)*(set + 3));
- if (*(set + 4)) set_free((void**)*(set + 4));
- if (*(set + 5)) set_free((void**)*(set + 5));
- if (*(set + 6)) set_free((void**)*(set + 6));
- if (*(set + 7)) set_free((void**)*(set + 7));
- if (*(set + 8)) set_free((void**)*(set + 8));
- if (*(set + 9)) set_free((void**)*(set + 9));
- if (*(set + 10)) set_free((void**)*(set + 10));
- if (*(set + 11)) set_free((void**)*(set + 11));
- if (*(set + 12)) set_free((void**)*(set + 12));
- if (*(set + 13)) set_free((void**)*(set + 13));
- if (*(set + 14)) set_free((void**)*(set + 14));
- if (*(set + 15)) set_free((void**)*(set + 15));
- free(set);
-}
-
-
-/**
- * Adds an item to a set
- *
- * @param set The set
- * @param item The item
- * @param n The length of the item
- */
-void set_add(SET restrict_ set, char* restrict_ item, long n)
-{
- long i, j;
- void** at = set;
- for (i = 0; i < n; i++)
- {
- long a = (long)((*(item + i)) & 15), b = (long)((*(item + i) >> 4) & 15);
- if (*(at + a))
- at = (void**)*(at + a);
- else
- {
- at = (void**)(*(at + a) = (void*)malloc(sizeof(void*) << 4));
- for (j = 0; j < 16; j++)
- *(at + j) = 0;
- }
- if (*(at + b))
- at = (void**)*(at + b);
- else
- {
- at = (void**)(*(at + b) = (void*)malloc(sizeof(void*) << 4));
- for (j = 0; j < 16; j++)
- *(at + j) = 0;
- }
- }
-}
-
-
-/**
- * Checks if a set contains an item
- *
- * @param set The set
- * @param item The item
- * @param n The length of the item
- * @return Whether the set contains the item
- */
-long set_contains(SET restrict_ set, byte* restrict_ item, long n)
-{
- long i;
- void** at = set;
- for (i = 0; i < n; i++)
- {
- long a = (long)((*(item + i)) & 15), b = (long)((*(item + i) >> 4) & 15);
- if (*(at + a))
- at = (void**)*(at + a);
- else
- return false;
- if (*(at + b))
- at = (void**)*(at + b);
- else
- return false;
- }
- return true;
-}
-
-
-/**
- * String equality comparator
- *
- * @param a First comparand
- * @param b Second comparand
- * @return Whether the comparands are equal
- */
-long eq(char* restrict_ a, char* restrict_ b)
-{
- while (*a)
- if (*a++ != *b++)
- return false;
- return !*b;
-}
-
-
-/**
- * Convert a string to an integer
- *
- * @param str String representation
- * @return Native representation
- */
-long parseInt(char* restrict_ str)
-{
- long rc = 0;
- while (*str)
- rc = rc * 10 - (*str++ & 15);
- return -rc;
-}
-
-
-/**
- * This is the main entry point of the program
- *
- * @param argc Command line argument count
- * @param argv Command line arguments
- * @return Exit value, zero on and only on successful execution
- */
-int main(int argc, char** argv)
-{
- char* out_alloc;
- byte* stdin_alloc;
-
- long _o, o, _s, s, _r, r, _c, c, _w, w, _i, i, _j, j;
- long _O, O, _S, S, _R, R, _C, C, _W, W, _I, I, _J, J;
- long binary = false, hex = false, dashed = false;
- long multi = 0, fptr = 0, bn;
-
- char** files = (char**)alloca((argc + 2) * sizeof(char*));
- char** linger = files + argc;
- char* linger0 = (char*)alloca(sizeof(char) << 13);
-
- long a = 0, an = argc - 1;
- char** args = argv + 1;
- char* cmd = *argv;
-
-
- _O = _S = _R = _C = _W = _I = _J = false;
- O = S = R = C = W = I = J = 0;
- o = s = r = c = w = i = j = 0;
-
- *linger = 0;
-
-
- s = -1;
- for (i = 0; *(cmd + i); i++)
- if (*(cmd + i) == '/')
- s = i;
- if (s >= 0)
- cmd += s + 1;
-
- _o = 512; /* --outputsize */
- if ((cmd[0] == 's') && (cmd[1] == 'h') && (cmd[2] == 'a') && (cmd[3] == '3') && (cmd[4] == '-'))
- if ((cmd[5] != 0) && (cmd[6] != 0) && (cmd[7] != 0))
- if ((cmd[8] == 's') && (cmd[9] == 'u') && (cmd[10] == 'm') && (cmd[11] == 0))
- {
- if ((cmd[5] == '2') && (cmd[6] == '2') && (cmd[7] == '4'))
- _o = 224;
- else if ((cmd[5] == '2') && (cmd[6] == '5') && (cmd[7] == '6'))
- _o = 256;
- else if ((cmd[5] == '3') && (cmd[6] == '8') && (cmd[7] == '4'))
- _o = 384;
- else if ((cmd[5] == '5') && (cmd[6] == '1') && (cmd[7] == '2'))
- _o = 512;
- }
- _s = 1600; /* --statesize */
- _c = _s - (_o << 1); /* --capacity */
- _r = _s - _c; /* --bitrate */
- _w = _s / 25; /* --wordsize */
- _i = 1; /* --iterations */
- _j = 1; /* --squeezes */
-
-
- for (; a <= an; a++)
- {
- char* arg = a == an ? null : *(args + a);
- if (*linger)
- {
- if (eq(*linger, "-h") || eq(*linger, "--help"))
- {
- printf("\n");
- printf("SHA-3/Keccak checksum calculator\n");
- printf("\n");
- printf("USAGE: sha3sum [option...] < file\n");
- printf(" sha3sum [option...] file...\n");
- printf("\n");
- printf("\n");
- printf("OPTIONS:\n");
- printf(" -r BITRATE\n");
- printf(" --bitrate The bitrate to use for checksum. (default: %li)\n", _r);
- printf(" \n");
- printf(" -c CAPACITY\n");
- printf(" --capacity The capacity to use for checksum. (default: %li)\n", _c);
- printf(" \n");
- printf(" -w WORDSIZE\n");
- printf(" --wordsize The word size to use for checksum. (default: %li)\n", _w);
- printf(" \n");
- printf(" -o OUTPUTSIZE\n");
- printf(" --outputsize The output size to use for checksum. (default: %li)\n", _o);
- printf(" \n");
- printf(" -s STATESIZE\n");
- printf(" --statesize The state size to use for ckecksum. (default: %li)\n", _s);
- printf(" \n");
- printf(" -i ITERATIONS\n");
- printf(" --iterations The number of hash iterations to run. (default: %li)\n", _i);
- printf(" \n");
- printf(" -j SQUEEZES\n");
- printf(" --squeezes The number of hash squeezes to run. (default: %li)\n", _j);
- printf(" \n");
- printf(" -x\n");
- printf(" --hex Read the input in hexadecimal, rather than binary.\n");
- printf(" \n");
- printf(" -b\n");
- printf(" --binary Print the checksum in binary, rather than hexadecimal.\n");
- printf(" \n");
- printf(" -m\n");
- printf(" --multi Print the checksum at all iterations.\n");
- printf("\n");
- printf("\n");
- printf("COPYRIGHT:\n");
- printf("\n");
- printf("Copyright © 2013, 2014 Mattias Andrée (maandree@member.fsf.org)\n");
- printf("\n");
- printf("This program is free software: you can redistribute it and/or modify\n");
- printf("it under the terms of the GNU Affero General Public License as published by\n");
- printf("the Free Software Foundation, either version 3 of the License, or\n");
- printf("(at your option) any later version.\n");
- printf("\n");
- printf("This program is distributed in the hope that it will be useful,\n");
- printf("but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
- printf("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n");
- printf("GNU Affero General Public License for more details.\n");
- printf("\n");
- printf("You should have received a copy of the GNU Affero General Public License\n");
- printf("along with this program. If not, see <http://www.gnu.org/licenses/>.\n");
- printf("\n");
- fflush(stdout);
- fflush(stderr);
- return 0;
- }
- else
- {
- if (*(linger + 1) == null)
- {
- *(linger + 1) = arg;
- arg = null;
- }
- if (eq(*linger, "-r") || eq(*linger, "--bitrate"))
- _R = 1 | (R = parseInt(linger[1]));
- else if (eq(*linger, "-c") || eq(*linger, "--capacity"))
- _C = 1 | (C = parseInt(linger[1]));
- else if (eq(*linger, "-w") || eq(*linger, "--wordsize"))
- _W = 1 | (W = parseInt(linger[1]));
- else if (eq(*linger, "-o") || eq(*linger, "--outputsize"))
- _O = 1 | (O = parseInt(linger[1]));
- else if (eq(*linger, "-s") || eq(*linger, "--statesize"))
- _S = 1 | (S = parseInt(linger[1]));
- else if (eq(*linger, "-i") || eq(*linger, "--iterations"))
- _I = 1 | (I = parseInt(linger[1]));
- else if (eq(*linger, "-j") || eq(*linger, "--squeezes"))
- _J = 1 | (J = parseInt(linger[1]));
- else
- {
- fprintf(stderr, "%s: unrecognised option: %s\n", cmd, *linger);
- fflush(stdout);
- fflush(stderr);
- return 1;
- }
- }
- *linger = null;
- if (arg == null)
- continue;
- }
- if (arg == null)
- continue;
- if (dashed)
- files[fptr++] = ((arg[0] == '-') && (arg[1] == 0)) ? null : arg;
- else if ((arg[0] == '-') && (arg[1] == '-') && (arg[2] == 0))
- dashed = true;
- else if ((arg[0] == '-') && (arg[1] == 0))
- files[fptr++] = null;
- else if ((arg[0] == '-') && (arg[1] == '-') && arg[2])
- {
- long idx = -1, j;
- for (j = 0; *(arg + j); j++)
- if (*(arg + j) == '=')
- {
- idx = j;
- break;
- }
- if (idx >= 0)
- {
- linger[0] = linger0;
- linger[1] = arg + idx + 1;
- for (j = 0; j < idx; j++)
- *(*linger + j) = *(arg + j);
- }
- else
- if (eq(arg, "--binary"))
- binary = true;
- else if (eq(arg, "--multi"))
- multi++;
- else if (eq(arg, "--hex"))
- hex = true;
- else
- {
- linger[0] = arg;
- linger[1] = null;
- }
- }
- else if ((arg[0] == '-') && arg[1])
- {
- arg++;
- if (*arg == 'b')
- {
- binary = true;
- arg++;
- }
- else if (*arg == 'm')
- {
- multi++;
- arg++;
- }
- else if (*arg == 'x')
- {
- hex = true;
- arg++;
- }
- else
- {
- {
- char* _ = linger0;
- *_++ = '-'; *_++ = *arg; *_ = 0;
- linger[0] = _ - 2;
- }
- {
- long _ = 0;
- while (*(arg + _))
- _++;
- linger[1] = _ == 1 ? null : arg + 1;
- }
- }
- }
- else
- files[fptr++] = arg;
- }
-
-
- i = _I ? I : _i;
- j = _J ? J : _j;
-
- #define ERR(text) fprintf(stderr, "%s: " text "\n", cmd); fflush(stdout); fflush(stderr)
-
- if (_S)
- {
- s = S;
- if ((s <= 0) || (s > 1600) || (s % 25))
- {
- ERR("the state size must be a positive multiple of 25 and is limited to 1600.");
- return 6;
- }
- }
-
- if (_W)
- {
- w = W;
- if ((w <= 0) || (w > 64))
- {
- ERR("the word size must be positive and is limited to 64.");
- return 6;
- }
- if (_S && (s != w * 25))
- {
- ERR("the state size must be 25 times of the word size.");
- return 6;
- }
- else if (_S == null)
- _S = 1 | (S = w * 25);
- }
-
- if (_C)
- {
- c = C;
- if ((c <= 0) || (c & 7))
- {
- ERR("the capacity must be a positive multiple of 8.");
- return 6;
- }
- }
-
- if (_R)
- {
- r = R;
- if ((r <= 0) || (r & 7))
- {
- ERR("the bitrate must be a positive multiple of 8.");
- return 6;
- }
- }
-
- if (_O)
- {
- o = O;
- if (o <= 0)
- {
- ERR("the output size must be positive.");
- return 6;
- }
- }
-
- if ((_R | _C | _O) == null) /* s? */
- {
- s = _S ? s : _s;
- c = -((r = (o = (((s << 5) / 100 + 7) >> 3) << 3) << 1) - s);
- o = o < 8 ? 8 : o;
- }
- else if ((_R | _C) == null) /* !o s? */
- {
- r = _r;
- c = _c;
- s = _S ? s : (r + c);
- }
- else if (_R == null) /* !c o? s? */
- {
- r = (s = _S ? s : _s) - c;
- o = _O ? o : (c == 8 ? 8 : (c << 1));
- }
- else if (_C == null) /* !r o? s? */
- {
- c = (s = _S ? s : _s) - r;
- o = _O ? o : (c == 8 ? 8 : (c << 1));
- }
- else /* !r !c o? s? */
- {
- s = _S ? s : (r + c);
- o = _O ? o : (c == 8 ? 8 : (c << 1));
- }
-
-
- fprintf(stderr, "Bitrate: %li\n", r);
- fprintf(stderr, "Capacity: %li\n", c);
- fprintf(stderr, "Word size: %li\n", w);
- fprintf(stderr, "State size: %li\n", s);
- fprintf(stderr, "Output Size: %li\n", o);
- fprintf(stderr, "Iterations: %li\n", i);
- fprintf(stderr, "Squeezes: %li\n", j);
-
-
- if (r > s)
- {
- ERR("the bitrate must not be higher than the state size.");
- return 6;
- }
- if (c > s)
- {
- ERR("the capacity must not be higher than the state size.");
- return 6;
- }
- if (r + c != s)
- {
- ERR("the sum of the bitrate and the capacity must equal the state size.");
- return 6;
- }
-
-
- if (fptr == 0)
- files[fptr++] = null;
- if (i < 1)
- {
- ERR("sorry, I will only do at least one hash iteration!");
- return 3;
- }
- if (j < 1)
- {
- ERR("sorry, I will only do at least one squeeze iteration!");
- return 3;
- }
-
- #undef ERR
-
- bn = (o + 7) >> 3;
- out_alloc = (char*)alloca(bn * 2 * sizeof(char) + bn * sizeof(byte));
- stdin_alloc = (byte*)(out_alloc + bn * 2);
- {
- byte* stdin;
- char* filename;
- char* fn;
- long f, fail, _;
- struct stat attr;
-
- char* out = binary ? null : out_alloc;
-
- fail = false;
- stdin = null;
-
- for (f = 0; f < fptr; f++)
- {
- FILE* file;
- long blksize;
- byte* chunk;
- byte* bs;
-
- filename = *(files + f);
- fn = filename ? filename : "/dev/stdin";
- file = fopen(fn, "r");
- if (file == null)
- {
- fprintf(stderr, "%s: cannot read file: %s\n", cmd, filename);
- fail = true;
- continue;
- }
-
- if ((filename != null) || (stdin == null))
- {
- sha3_initialise(r, c, o);
- blksize = stat(*(argv + f), &attr) ? 0 : attr.st_blksize;
- if (blksize <= 0)
- blksize = 4096;
- chunk = (byte*)alloca(blksize * sizeof(byte));
- for (;;)
- {
- long read = fread(chunk, 1, blksize, file);
- if (read <= 0)
- break;
- if (hex == false)
- sha3_update(chunk, read);
- else
- {
- int n = read >> 1;
- for (_ = 0; _ < n; _++)
- {
- byte a = *(chunk + (_ << 1)), b = *(chunk + ((_ << 1) | 1));
- a = (a & 15) + (a <= '9' ? 0 : 9);
- b = (b & 15) + (b <= '9' ? 0 : 9);
- *(chunk + _) = (a << 4) | b;
- }
- sha3_update(chunk, n);
- }
- }
- bs = sha3_digest(null, 0, 0, SHA3_SUFFIX, j == 1);
- if (j > 2)
- sha3_fastSqueeze(j - 2);
- if (j > 1)
- bs = sha3_squeeze();
- sha3_dispose();
-
- if (filename == null)
- {
- stdin = stdin_alloc;
- for (_ = 0; _ < bn; _++)
- *(stdin_alloc + _) = *(bs + _);
- }
- }
- else
- bs = stdin;
-
- if (multi == 0)
- {
- for (_ = 1; _ < i; _++)
- {
- byte* _bs = bs;
- sha3_initialise(r, c, o);
- bs = sha3_digest(bs, bn, 0, SHA3_SUFFIX, j == 1);
- if (j > 2)
- sha3_fastSqueeze(j - 2);
- if (j > 1)
- bs = sha3_squeeze();
- free(_bs);
- sha3_dispose();
- }
- if (binary)
- putchars((char*)bs, bn);
- else
- {
- long b, outptr = 0;
- for (b = 0; b < bn; b++)
- {
- byte v = bs[b];
- *(out + outptr++) = HEXADECA[(v >> 4) & 15];
- *(out + outptr++) = HEXADECA[v & 15];
- }
- out[outptr] = '\0';
- printf("%s %s\n", out, filename ? filename : "-");
- }
- }
- else if (multi == 1)
- {
- long b;
- if (binary)
- putchars((char*)bs, bn);
- else
- {
- for (b = 0; b < bn; b++)
- {
- byte v = bs[b];
- out[b * 2 ] = HEXADECA[(v >> 4) & 15];
- out[b * 2 + 1] = HEXADECA[v & 15];
- }
- out[b*2] = '\0';
- printf("%s %s\n", out, filename ? filename : "-");
- }
- for (_ = 1; _ < i; _++)
- {
- byte* _bs = bs;
- sha3_initialise(r, c, o);
- bs = sha3_digest(bs, bn, 0, SHA3_SUFFIX, j == 1);
- if (j > 2)
- sha3_fastSqueeze(j - 2);
- if (j > 1)
- bs = sha3_squeeze();
- free(_bs);
- sha3_dispose();
- if (binary)
- putchars((char*)bs, bn);
- else
- {
- for (b = 0; b < bn; b++)
- {
- byte v = bs[b];
- out[b * 2 ] = HEXADECA[(v >> 4) & 15];
- out[b * 2 + 1] = HEXADECA[v & 15];
- }
- out[b*2] = '\0';
- printf("%s\n", out);
- }
- }
- }
- else
- {
- long b;
- char loophere;
- char* loop = null;
- SET got = set_new();
- for (_ = 0; _ < i; _++)
- {
- if (_ > 0)
- {
- byte* _bs = bs;
- sha3_initialise(r, c, o);
- bs = sha3_digest(bs, bn, 0, SHA3_SUFFIX, j == 1);
- if (j > 2)
- sha3_fastSqueeze(j - 2);
- if (j > 1)
- bs = sha3_squeeze();
- free(_bs);
- sha3_dispose();
- }
- for (b = 0; b < bn; b++)
- {
- byte v = bs[b];
- out[b * 2 ] = HEXADECA[(v >> 4) & 15];
- out[b * 2 + 1] = HEXADECA[v & 15];
- }
- if (loop == null)
- {
- if (set_contains(got, bs, bn))
- {
- loop = (char*)malloc(bn * 2 * sizeof(char));
- for (b = 0; b < bn * 2; b++)
- *(loop + b) = *(out + b);
- }
- else
- set_add(got, out, bn);
- }
- loophere = loop && eq(loop, out);
- if (loophere)
- printf("\033[31m");
- putchars(out, bn * 2);
- if (loophere)
- printf("\033[00m");
- fflush(stdout);
- }
- if (loop)
- {
- fprintf(stderr, "\033[01;31mLoop found\033[00m\n");
- free(loop);
- }
- set_free(got);
- }
- if (bs != null)
- free(bs);
- fclose(file);
- }
-
- fflush(stdout);
- fflush(stderr);
- if (fail)
- return 5;
- }
-
- return 0;
-}
-