From: couturie Date: Thu, 28 Sep 2017 13:25:56 +0000 (+0200) Subject: arduino X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/Cipher_code.git/commitdiff_plain/3935cf9ac06b7bc328ee3d942edb5f60130d5b74 arduino --- diff --git a/Arduino/libraries/AES-master/AES.cpp b/Arduino/libraries/AES-master/AES.cpp new file mode 100644 index 0000000..b4915f6 --- /dev/null +++ b/Arduino/libraries/AES-master/AES.cpp @@ -0,0 +1,598 @@ +#include "AES.h" + +/* + --------------------------------------------------------------------------- + Copyright (c) 1998-2008, Brian Gladman, Worcester, UK. All rights reserved. + + LICENSE TERMS + + The redistribution and use of this software (with or without changes) + is allowed without the payment of fees or royalties provided that: + + 1. source code distributions include the above copyright notice, this + list of conditions and the following disclaimer; + + 2. binary distributions include the above copyright notice, this list + of conditions and the following disclaimer in their documentation; + + 3. the name of the copyright holder is not used to endorse products + built using this software without specific written permission. + + DISCLAIMER + + This software is provided 'as is' with no explicit or implied warranties + in respect of its properties, including, but not limited to, correctness + and/or fitness for purpose. + --------------------------------------------------------------------------- + Issue 09/09/2006 + + This is an AES implementation that uses only 8-bit byte operations on the + cipher state (there are options to use 32-bit types if available). + + The combination of mix columns and byte substitution used here is based on + that developed by Karl Malbrain. His contribution is acknowledged. + */ + +/* This version derived by Mark Tillotson 2012-01-23, tidied up, slimmed down + and tailored to 8-bit microcontroller abilities and Arduino datatypes. + + The s-box and inverse s-box were retained as tables (0.5kB PROGMEM) but all + the other transformations are coded to save table space. Many efficiency + improvments to the routines mix_sub_columns() and inv_mix_sub_columns() + (mainly common sub-expression elimination). + + Only the routines with precalculated subkey schedule are retained (together + with set_key() - this does however mean each AES object takes 240 bytes of + RAM, alas) + + The CBC routines side-effect the iv argument (so that successive calls work + together correctly). + + All the encryption and decryption routines work with plain == cipher for + in-place encryption, note. + +*/ + + +/* functions for finite field multiplication in the AES Galois field */ + +/* code was modified by george spanos + * 16/12/14 + */ + +// GF(2^8) stuff + +#define WPOLY 0x011B +#define DPOLY 0x008D + +static const byte s_fwd [0x100] PROGMEM = +{ + 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, + 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, + 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, + 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, + 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, + 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, + 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, + 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, + 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, + 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, + 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, + 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, + 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, + 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, + 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, + 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16, +} ; + +static const byte s_inv [0x100] PROGMEM = +{ + 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb, + 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb, + 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e, + 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25, + 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92, + 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84, + 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06, + 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b, + 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73, + 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e, + 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b, + 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4, + 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f, + 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef, + 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61, + 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d, +} ; + +// times 2 in the GF(2^8) +#define f2(x) ((x) & 0x80 ? (x << 1) ^ WPOLY : x << 1) +#define d2(x) (((x) >> 1) ^ ((x) & 1 ? DPOLY : 0)) + +static byte s_box (byte x) +{ + // return fwd_affine (pgm_read_byte (&inv [x])) ; + return pgm_read_byte (& s_fwd [x]) ; +} + +// Inverse Sbox +static byte is_box (byte x) +{ + // return pgm_read_byte (&inv [inv_affine (x)]) ; + return pgm_read_byte (& s_inv [x]) ; +} + + +static void xor_block (byte * d, byte * s) +{ + for (byte i = 0 ; i < N_BLOCK ; i += 4) + { + *d++ ^= *s++ ; // some unrolling + *d++ ^= *s++ ; + *d++ ^= *s++ ; + *d++ ^= *s++ ; + } +} + +static void copy_and_key (byte * d, byte * s, byte * k) +{ + for (byte i = 0 ; i < N_BLOCK ; i += 4) + { + *d++ = *s++ ^ *k++ ; // some unrolling + *d++ = *s++ ^ *k++ ; + *d++ = *s++ ^ *k++ ; + *d++ = *s++ ^ *k++ ; + } +} + +// #define add_round_key(d, k) xor_block (d, k) + +/* SUB ROW PHASE */ + +static void shift_sub_rows (byte st [N_BLOCK]) +{ + st [0] = s_box (st [0]) ; st [4] = s_box (st [4]) ; + st [8] = s_box (st [8]) ; st [12] = s_box (st [12]) ; + + byte tt = st [1] ; + st [1] = s_box (st [5]) ; st [5] = s_box (st [9]) ; + st [9] = s_box (st [13]) ; st [13] = s_box (tt) ; + + tt = st[2] ; st [2] = s_box (st [10]) ; st [10] = s_box (tt) ; + tt = st[6] ; st [6] = s_box (st [14]) ; st [14] = s_box (tt) ; + + tt = st[15] ; + st [15] = s_box (st [11]) ; st [11] = s_box (st [7]) ; + st [7] = s_box (st [3]) ; st [3] = s_box (tt) ; +} + +static void inv_shift_sub_rows (byte st[N_BLOCK]) +{ + st [0] = is_box (st[0]) ; st [4] = is_box (st [4]); + st [8] = is_box (st[8]) ; st [12] = is_box (st [12]); + + byte tt = st[13] ; + st [13] = is_box (st [9]) ; st [9] = is_box (st [5]) ; + st [5] = is_box (st [1]) ; st [1] = is_box (tt) ; + + tt = st [2] ; st [2] = is_box (st [10]) ; st [10] = is_box (tt) ; + tt = st [6] ; st [6] = is_box (st [14]) ; st [14] = is_box (tt) ; + + tt = st [3] ; + st [3] = is_box (st [7]) ; st [7] = is_box (st [11]) ; + st [11] = is_box (st [15]) ; st [15] = is_box (tt) ; +} + +/* SUB COLUMNS PHASE */ + +static void mix_sub_columns (byte dt[N_BLOCK], byte st[N_BLOCK]) +{ + byte j = 5 ; + byte k = 10 ; + byte l = 15 ; + for (byte i = 0 ; i < N_BLOCK ; i += N_COL) + { + byte a = st [i] ; + byte b = st [j] ; j = (j+N_COL) & 15 ; + byte c = st [k] ; k = (k+N_COL) & 15 ; + byte d = st [l] ; l = (l+N_COL) & 15 ; + byte a1 = s_box (a), b1 = s_box (b), c1 = s_box (c), d1 = s_box (d) ; + byte a2 = f2(a1), b2 = f2(b1), c2 = f2(c1), d2 = f2(d1) ; + dt[i] = a2 ^ b2^b1 ^ c1 ^ d1 ; + dt[i+1] = a1 ^ b2 ^ c2^c1 ^ d1 ; + dt[i+2] = a1 ^ b1 ^ c2 ^ d2^d1 ; + dt[i+3] = a2^a1 ^ b1 ^ c1 ^ d2 ; + } +} + +static void inv_mix_sub_columns (byte dt[N_BLOCK], byte st[N_BLOCK]) +{ + for (byte i = 0 ; i < N_BLOCK ; i += N_COL) + { + byte a1 = st [i] ; + byte b1 = st [i+1] ; + byte c1 = st [i+2] ; + byte d1 = st [i+3] ; + byte a2 = f2(a1), b2 = f2(b1), c2 = f2(c1), d2 = f2(d1) ; + byte a4 = f2(a2), b4 = f2(b2), c4 = f2(c2), d4 = f2(d2) ; + byte a8 = f2(a4), b8 = f2(b4), c8 = f2(c4), d8 = f2(d4) ; + byte a9 = a8 ^ a1,b9 = b8 ^ b1,c9 = c8 ^ c1,d9 = d8 ^ d1 ; + byte ac = a8 ^ a4,bc = b8 ^ b4,cc = c8 ^ c4,dc = d8 ^ d4 ; + + dt[i] = is_box (ac^a2 ^ b9^b2 ^ cc^c1 ^ d9) ; + dt[(i+5)&15] = is_box (a9 ^ bc^b2 ^ c9^c2 ^ dc^d1) ; + dt[(i+10)&15] = is_box (ac^a1 ^ b9 ^ cc^c2 ^ d9^d2) ; + dt[(i+15)&15] = is_box (a9^a2 ^ bc^b1 ^ c9 ^ dc^d2) ; + } +} + +/******************************************************************************/ + +AES::AES(){ + byte ar_iv[8] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01 }; + memcpy(iv,ar_iv,8); + memcpy(iv+8,ar_iv,8); + arr_pad[0] = 0x01; + arr_pad[1] = 0x02; + arr_pad[2] = 0x03; + arr_pad[3] = 0x04; + arr_pad[4] = 0x05; + arr_pad[5] = 0x06; + arr_pad[6] = 0x07; + arr_pad[7] = 0x08; + arr_pad[8] = 0x09; + arr_pad[9] = 0x0a; + arr_pad[10] = 0x0b; + arr_pad[11] = 0x0c; + arr_pad[12] = 0x0d; + arr_pad[13] = 0x0e; + arr_pad[14] = 0x0f; +} + +/******************************************************************************/ + +byte AES::set_key (byte key [], int keylen) +{ + byte hi ; + switch (keylen) + { + case 16: + case 128: + keylen = 16; // 10 rounds + round = 10 ; + break; + case 24: + case 192: + keylen = 24; // 12 rounds + round = 12 ; + break; + case 32: + case 256: + keylen = 32; // 14 rounds + round = 14 ; + break; + default: + round = 0; + return FAILURE; + } + hi = (round + 1) << 4 ; + copy_n_bytes (key_sched, key, keylen) ; + byte t[4] ; + byte next = keylen ; + for (byte cc = keylen, rc = 1 ; cc < hi ; cc += N_COL) + { + for (byte i = 0 ; i < N_COL ; i++) + t[i] = key_sched [cc-4+i] ; + if (cc == next) + { + next += keylen ; + byte ttt = t[0] ; + t[0] = s_box (t[1]) ^ rc ; + t[1] = s_box (t[2]) ; + t[2] = s_box (t[3]) ; + t[3] = s_box (ttt) ; + rc = f2 (rc) ; + } + else if (keylen == 32 && (cc & 31) == 16) + { + for (byte i = 0 ; i < 4 ; i++) + t[i] = s_box (t[i]) ; + } + byte tt = cc - keylen ; + for (byte i = 0 ; i < N_COL ; i++) + key_sched [cc + i] = key_sched [tt + i] ^ t[i] ; + } + return SUCCESS ; +} + +/******************************************************************************/ + +void AES::clean () +{ + for (byte i = 0 ; i < KEY_SCHEDULE_BYTES ; i++) + key_sched [i] = 0 ; + round = 0 ; +} + +/******************************************************************************/ + +void AES::copy_n_bytes (byte * d, byte * s, byte nn) +{ + while (nn >= 4) + { + *d++ = *s++ ; // some unrolling + *d++ = *s++ ; + *d++ = *s++ ; + *d++ = *s++ ; + nn -= 4 ; + } + while (nn--) + *d++ = *s++ ; +} + +/******************************************************************************/ + +byte AES::encrypt (byte plain [N_BLOCK], byte cipher [N_BLOCK]) +{ + if (round) + { + byte s1 [N_BLOCK], r ; + copy_and_key (s1, plain, (byte*) (key_sched)) ; + + for (r = 1 ; r < round ; r++) + { + byte s2 [N_BLOCK] ; + mix_sub_columns (s2, s1) ; + copy_and_key (s1, s2, (byte*) (key_sched + r * N_BLOCK)) ; + } + shift_sub_rows (s1) ; + copy_and_key (cipher, s1, (byte*) (key_sched + r * N_BLOCK)) ; + } + else + return FAILURE ; + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::cbc_encrypt (byte * plain, byte * cipher, int n_block, byte iv [N_BLOCK]) +{ + while (n_block--) + { + xor_block (iv, plain) ; + if (encrypt (iv, iv) != SUCCESS) + return FAILURE ; + copy_n_bytes (cipher, iv, N_BLOCK) ; + plain += N_BLOCK ; + cipher += N_BLOCK ; + } + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::cbc_encrypt (byte * plain, byte * cipher, int n_block) +{ + while (n_block--) + { + xor_block (iv, plain) ; + if (encrypt (iv, iv) != SUCCESS) + return FAILURE ; + copy_n_bytes (cipher, iv, N_BLOCK) ; + plain += N_BLOCK ; + cipher += N_BLOCK ; + } + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::decrypt (byte plain [N_BLOCK], byte cipher [N_BLOCK]) +{ + if (round) + { + byte s1 [N_BLOCK] ; + copy_and_key (s1, plain, (byte*) (key_sched + round * N_BLOCK)) ; + inv_shift_sub_rows (s1) ; + + for (byte r = round ; --r ; ) + { + byte s2 [N_BLOCK] ; + copy_and_key (s2, s1, (byte*) (key_sched + r * N_BLOCK)) ; + inv_mix_sub_columns (s1, s2) ; + } + copy_and_key (cipher, s1, (byte*) (key_sched)) ; + } + else + return FAILURE ; + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::cbc_decrypt (byte * cipher, byte * plain, int n_block, byte iv [N_BLOCK]) +{ + while (n_block--) + { + byte tmp [N_BLOCK] ; + copy_n_bytes (tmp, cipher, N_BLOCK) ; + if (decrypt (cipher, plain) != SUCCESS) + return FAILURE ; + xor_block (plain, iv) ; + copy_n_bytes (iv, tmp, N_BLOCK) ; + plain += N_BLOCK ; + cipher += N_BLOCK; + } + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::cbc_decrypt (byte * cipher, byte * plain, int n_block) +{ + while (n_block--) + { + byte tmp [N_BLOCK] ; + copy_n_bytes (tmp, cipher, N_BLOCK) ; + if (decrypt (cipher, plain) != SUCCESS) + return FAILURE ; + xor_block (plain, iv) ; + copy_n_bytes (iv, tmp, N_BLOCK) ; + plain += N_BLOCK ; + cipher += N_BLOCK; + } + return SUCCESS ; +} + +/*****************************************************************************/ + +void AES::set_IV(unsigned long long int IVCl){ + memcpy(iv,&IVCl,8); + memcpy(iv+8,&IVCl,8); + IVC = IVCl; +} + +/******************************************************************************/ + +void AES::iv_inc(){ + IVC += 1; + memcpy(iv,&IVC,8); + memcpy(iv+8,&IVC,8); +} + +/******************************************************************************/ + +int AES::get_size(){ + return size; +} + +/******************************************************************************/ + +void AES::set_size(int sizel){ + size = sizel; +} + + +/******************************************************************************/ + +void AES::get_IV(byte *out){ + memcpy(out,&IVC,8); + memcpy(out+8,&IVC,8); +} + +/******************************************************************************/ + +void AES::calc_size_n_pad(int p_size){ + int s_of_p = p_size - 1; + if ( s_of_p % N_BLOCK == 0){ + size = s_of_p; + }else{ + size = s_of_p + (N_BLOCK-(s_of_p % N_BLOCK)); + } + pad = size - s_of_p; +} + +/******************************************************************************/ + +void AES::padPlaintext(void* in,byte* out) +{ + memcpy(out,in,size); + for (int i = size-pad; i < size; i++){; + out[i] = arr_pad[pad - 1]; + } +} + +/******************************************************************************/ + +bool AES::CheckPad(byte* in,int lsize){ + if (in[lsize-1] <= 0x0f){ + int lpad = (int)in[lsize-1]; + for (int i = lsize - 1; i >= lsize-lpad; i--){ + if (arr_pad[lpad - 1] != in[i]){ + return false; + } + } + }else{ + return true; + } +return true; +} + +/******************************************************************************/ + +void AES::printArray(byte output[],bool p_pad) +{ +uint8_t i,j; +uint8_t loops = size/N_BLOCK; +uint8_t outp = N_BLOCK; +for (j = 0; j < loops; j += 1){ + if (p_pad && (j == (loops - 1)) ) { outp = N_BLOCK - pad; } + for (i = 0; i < outp; i++) + { + printf_P(PSTR("%d"),output[j*N_BLOCK + i]); + } +} + printf_P(PSTR("\n")); +} + +/******************************************************************************/ + +void AES::printArray(byte output[],int sizel) +{ + for (int i = 0; i < sizel; i++) + { + printf_P(PSTR("%x"),output[i]); + } + printf_P(PSTR("\n")); +} + + +/******************************************************************************/ + +void AES::do_aes_encrypt(byte *plain,int size_p,byte *cipher,byte *key, int bits, byte ivl [N_BLOCK]){ + calc_size_n_pad(size_p); + byte plain_p[get_size()]; + padPlaintext(plain,plain_p); + int blocks = get_size() / N_BLOCK; + set_key (key, bits) ; + cbc_encrypt (plain_p, cipher, blocks, ivl); +} + +/******************************************************************************/ + +void AES::do_aes_encrypt(byte *plain,int size_p,byte *cipher,byte *key, int bits){ + calc_size_n_pad(size_p); + byte plain_p[get_size()]; + padPlaintext(plain,plain_p); + int blocks = get_size() / N_BLOCK; + set_key (key, bits) ; + cbc_encrypt (plain_p, cipher, blocks); +} + +/******************************************************************************/ + +void AES::do_aes_decrypt(byte *cipher,int size_c,byte *plain,byte *key, int bits, byte ivl [N_BLOCK]){ + set_size(size_c); + int blocks = size_c / N_BLOCK; + set_key (key, bits); + cbc_decrypt (cipher,plain, blocks, ivl); +} + +/******************************************************************************/ + +void AES::do_aes_decrypt(byte *cipher,int size_c,byte *plain,byte *key, int bits){ + set_size(size_c); + int blocks = size_c / N_BLOCK; + set_key (key, bits); + cbc_decrypt (cipher,plain, blocks); +} + + +/******************************************************************************/ + +#if defined(AES_LINUX) +double AES::millis(){ + gettimeofday(&tv, NULL); + return (tv.tv_sec + 0.000001 * tv.tv_usec); +} +#endif diff --git a/Arduino/libraries/AES-master/AES.cpp~ b/Arduino/libraries/AES-master/AES.cpp~ new file mode 100644 index 0000000..49460c4 --- /dev/null +++ b/Arduino/libraries/AES-master/AES.cpp~ @@ -0,0 +1,598 @@ +#include "AES.h" + +/* + --------------------------------------------------------------------------- + Copyright (c) 1998-2008, Brian Gladman, Worcester, UK. All rights reserved. + + LICENSE TERMS + + The redistribution and use of this software (with or without changes) + is allowed without the payment of fees or royalties provided that: + + 1. source code distributions include the above copyright notice, this + list of conditions and the following disclaimer; + + 2. binary distributions include the above copyright notice, this list + of conditions and the following disclaimer in their documentation; + + 3. the name of the copyright holder is not used to endorse products + built using this software without specific written permission. + + DISCLAIMER + + This software is provided 'as is' with no explicit or implied warranties + in respect of its properties, including, but not limited to, correctness + and/or fitness for purpose. + --------------------------------------------------------------------------- + Issue 09/09/2006 + + This is an AES implementation that uses only 8-bit byte operations on the + cipher state (there are options to use 32-bit types if available). + + The combination of mix columns and byte substitution used here is based on + that developed by Karl Malbrain. His contribution is acknowledged. + */ + +/* This version derived by Mark Tillotson 2012-01-23, tidied up, slimmed down + and tailored to 8-bit microcontroller abilities and Arduino datatypes. + + The s-box and inverse s-box were retained as tables (0.5kB PROGMEM) but all + the other transformations are coded to save table space. Many efficiency + improvments to the routines mix_sub_columns() and inv_mix_sub_columns() + (mainly common sub-expression elimination). + + Only the routines with precalculated subkey schedule are retained (together + with set_key() - this does however mean each AES object takes 240 bytes of + RAM, alas) + + The CBC routines side-effect the iv argument (so that successive calls work + together correctly). + + All the encryption and decryption routines work with plain == cipher for + in-place encryption, note. + +*/ + + +/* functions for finite field multiplication in the AES Galois field */ + +/* code was modified by george spanos + * 16/12/14 + */ + +// GF(2^8) stuff + +#define WPOLY 0x011B +#define DPOLY 0x008D + +static const byte s_fwd [0x100] PROGMEM = +{ + 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, + 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, + 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, + 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, + 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, + 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, + 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, + 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, + 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, + 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, + 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, + 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, + 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, + 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, + 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, + 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16, +} ; + +static const byte s_inv [0x100] PROGMEM = +{ + 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb, + 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb, + 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e, + 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25, + 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92, + 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84, + 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06, + 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b, + 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73, + 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e, + 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b, + 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4, + 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f, + 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef, + 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61, + 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d, +} ; + +// times 2 in the GF(2^8) +#define f2(x) ((x) & 0x80 ? (x << 1) ^ WPOLY : x << 1) +#define d2(x) (((x) >> 1) ^ ((x) & 1 ? DPOLY : 0)) + +static byte s_box (byte x) +{ + // return fwd_affine (pgm_read_byte (&inv [x])) ; + return pgm_read_byte (& s_fwd [x]) ; +} + +// Inverse Sbox +static byte is_box (byte x) +{ + // return pgm_read_byte (&inv [inv_affine (x)]) ; + return pgm_read_byte (& s_inv [x]) ; +} + + +static void xor_block (byte * d, byte * s) +{ + for (byte i = 0 ; i < N_BLOCK ; i += 4) + { + *d++ ^= *s++ ; // some unrolling + *d++ ^= *s++ ; + *d++ ^= *s++ ; + *d++ ^= *s++ ; + } +} + +static void copy_and_key (byte * d, byte * s, byte * k) +{ + for (byte i = 0 ; i < N_BLOCK ; i += 4) + { + *d++ = *s++ ^ *k++ ; // some unrolling + *d++ = *s++ ^ *k++ ; + *d++ = *s++ ^ *k++ ; + *d++ = *s++ ^ *k++ ; + } +} + +// #define add_round_key(d, k) xor_block (d, k) + +/* SUB ROW PHASE */ + +static void shift_sub_rows (byte st [N_BLOCK]) +{ + st [0] = s_box (st [0]) ; st [4] = s_box (st [4]) ; + st [8] = s_box (st [8]) ; st [12] = s_box (st [12]) ; + + byte tt = st [1] ; + st [1] = s_box (st [5]) ; st [5] = s_box (st [9]) ; + st [9] = s_box (st [13]) ; st [13] = s_box (tt) ; + + tt = st[2] ; st [2] = s_box (st [10]) ; st [10] = s_box (tt) ; + tt = st[6] ; st [6] = s_box (st [14]) ; st [14] = s_box (tt) ; + + tt = st[15] ; + st [15] = s_box (st [11]) ; st [11] = s_box (st [7]) ; + st [7] = s_box (st [3]) ; st [3] = s_box (tt) ; +} + +static void inv_shift_sub_rows (byte st[N_BLOCK]) +{ + st [0] = is_box (st[0]) ; st [4] = is_box (st [4]); + st [8] = is_box (st[8]) ; st [12] = is_box (st [12]); + + byte tt = st[13] ; + st [13] = is_box (st [9]) ; st [9] = is_box (st [5]) ; + st [5] = is_box (st [1]) ; st [1] = is_box (tt) ; + + tt = st [2] ; st [2] = is_box (st [10]) ; st [10] = is_box (tt) ; + tt = st [6] ; st [6] = is_box (st [14]) ; st [14] = is_box (tt) ; + + tt = st [3] ; + st [3] = is_box (st [7]) ; st [7] = is_box (st [11]) ; + st [11] = is_box (st [15]) ; st [15] = is_box (tt) ; +} + +/* SUB COLUMNS PHASE */ + +static void mix_sub_columns (byte dt[N_BLOCK], byte st[N_BLOCK]) +{ + byte j = 5 ; + byte k = 10 ; + byte l = 15 ; + for (byte i = 0 ; i < N_BLOCK ; i += N_COL) + { + byte a = st [i] ; + byte b = st [j] ; j = (j+N_COL) & 15 ; + byte c = st [k] ; k = (k+N_COL) & 15 ; + byte d = st [l] ; l = (l+N_COL) & 15 ; + byte a1 = s_box (a), b1 = s_box (b), c1 = s_box (c), d1 = s_box (d) ; + byte a2 = f2(a1), b2 = f2(b1), c2 = f2(c1), d2 = f2(d1) ; + dt[i] = a2 ^ b2^b1 ^ c1 ^ d1 ; + dt[i+1] = a1 ^ b2 ^ c2^c1 ^ d1 ; + dt[i+2] = a1 ^ b1 ^ c2 ^ d2^d1 ; + dt[i+3] = a2^a1 ^ b1 ^ c1 ^ d2 ; + } +} + +static void inv_mix_sub_columns (byte dt[N_BLOCK], byte st[N_BLOCK]) +{ + for (byte i = 0 ; i < N_BLOCK ; i += N_COL) + { + byte a1 = st [i] ; + byte b1 = st [i+1] ; + byte c1 = st [i+2] ; + byte d1 = st [i+3] ; + byte a2 = f2(a1), b2 = f2(b1), c2 = f2(c1), d2 = f2(d1) ; + byte a4 = f2(a2), b4 = f2(b2), c4 = f2(c2), d4 = f2(d2) ; + byte a8 = f2(a4), b8 = f2(b4), c8 = f2(c4), d8 = f2(d4) ; + byte a9 = a8 ^ a1,b9 = b8 ^ b1,c9 = c8 ^ c1,d9 = d8 ^ d1 ; + byte ac = a8 ^ a4,bc = b8 ^ b4,cc = c8 ^ c4,dc = d8 ^ d4 ; + + dt[i] = is_box (ac^a2 ^ b9^b2 ^ cc^c1 ^ d9) ; + dt[(i+5)&15] = is_box (a9 ^ bc^b2 ^ c9^c2 ^ dc^d1) ; + dt[(i+10)&15] = is_box (ac^a1 ^ b9 ^ cc^c2 ^ d9^d2) ; + dt[(i+15)&15] = is_box (a9^a2 ^ bc^b1 ^ c9 ^ dc^d2) ; + } +} + +/******************************************************************************/ + +AES::AES(){ + byte ar_iv[8] = { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01 }; + memcpy(iv,ar_iv,8); + memcpy(iv+8,ar_iv,8); + arr_pad[0] = 0x01; + arr_pad[1] = 0x02; + arr_pad[2] = 0x03; + arr_pad[3] = 0x04; + arr_pad[4] = 0x05; + arr_pad[5] = 0x06; + arr_pad[6] = 0x07; + arr_pad[7] = 0x08; + arr_pad[8] = 0x09; + arr_pad[9] = 0x0a; + arr_pad[10] = 0x0b; + arr_pad[11] = 0x0c; + arr_pad[12] = 0x0d; + arr_pad[13] = 0x0e; + arr_pad[14] = 0x0f; +} + +/******************************************************************************/ + +byte AES::set_key (byte key [], int keylen) +{ + byte hi ; + switch (keylen) + { + case 16: + case 128: + keylen = 16; // 10 rounds + round = 10 ; + break; + case 24: + case 192: + keylen = 24; // 12 rounds + round = 12 ; + break; + case 32: + case 256: + keylen = 32; // 14 rounds + round = 14 ; + break; + default: + round = 0; + return FAILURE; + } + hi = (round + 1) << 4 ; + copy_n_bytes (key_sched, key, keylen) ; + byte t[4] ; + byte next = keylen ; + for (byte cc = keylen, rc = 1 ; cc < hi ; cc += N_COL) + { + for (byte i = 0 ; i < N_COL ; i++) + t[i] = key_sched [cc-4+i] ; + if (cc == next) + { + next += keylen ; + byte ttt = t[0] ; + t[0] = s_box (t[1]) ^ rc ; + t[1] = s_box (t[2]) ; + t[2] = s_box (t[3]) ; + t[3] = s_box (ttt) ; + rc = f2 (rc) ; + } + else if (keylen == 32 && (cc & 31) == 16) + { + for (byte i = 0 ; i < 4 ; i++) + t[i] = s_box (t[i]) ; + } + byte tt = cc - keylen ; + for (byte i = 0 ; i < N_COL ; i++) + key_sched [cc + i] = key_sched [tt + i] ^ t[i] ; + } + return SUCCESS ; +} + +/******************************************************************************/ + +void AES::clean () +{ + for (byte i = 0 ; i < KEY_SCHEDULE_BYTES ; i++) + key_sched [i] = 0 ; + round = 0 ; +} + +/******************************************************************************/ + +void AES::copy_n_bytes (byte * d, byte * s, byte nn) +{ + while (nn >= 4) + { + *d++ = *s++ ; // some unrolling + *d++ = *s++ ; + *d++ = *s++ ; + *d++ = *s++ ; + nn -= 4 ; + } + while (nn--) + *d++ = *s++ ; +} + +/******************************************************************************/ + +byte AES::encrypt (byte plain [N_BLOCK], byte cipher [N_BLOCK]) +{ + if (round) + { + byte s1 [N_BLOCK], r ; + copy_and_key (s1, plain, (byte*) (key_sched)) ; + + for (r = 1 ; r < round ; r++) + { + byte s2 [N_BLOCK] ; + mix_sub_columns (s2, s1) ; + copy_and_key (s1, s2, (byte*) (key_sched + r * N_BLOCK)) ; + } + shift_sub_rows (s1) ; + copy_and_key (cipher, s1, (byte*) (key_sched + r * N_BLOCK)) ; + } + else + return FAILURE ; + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::cbc_encrypt (byte * plain, byte * cipher, int n_block, byte iv [N_BLOCK]) +{ + while (n_block--) + { + xor_block (iv, plain) ; + if (encrypt (iv, iv) != SUCCESS) + return FAILURE ; + copy_n_bytes (cipher, iv, N_BLOCK) ; + plain += N_BLOCK ; + cipher += N_BLOCK ; + } + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::cbc_encrypt (byte * plain, byte * cipher, int n_block) +{ + while (n_block--) + { + xor_block (iv, plain) ; + if (encrypt (iv, iv) != SUCCESS) + return FAILURE ; + copy_n_bytes (cipher, iv, N_BLOCK) ; + plain += N_BLOCK ; + cipher += N_BLOCK ; + } + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::decrypt (byte plain [N_BLOCK], byte cipher [N_BLOCK]) +{ + if (round) + { + byte s1 [N_BLOCK] ; + copy_and_key (s1, plain, (byte*) (key_sched + round * N_BLOCK)) ; + inv_shift_sub_rows (s1) ; + + for (byte r = round ; --r ; ) + { + byte s2 [N_BLOCK] ; + copy_and_key (s2, s1, (byte*) (key_sched + r * N_BLOCK)) ; + inv_mix_sub_columns (s1, s2) ; + } + copy_and_key (cipher, s1, (byte*) (key_sched)) ; + } + else + return FAILURE ; + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::cbc_decrypt (byte * cipher, byte * plain, int n_block, byte iv [N_BLOCK]) +{ + while (n_block--) + { + byte tmp [N_BLOCK] ; + copy_n_bytes (tmp, cipher, N_BLOCK) ; + if (decrypt (cipher, plain) != SUCCESS) + return FAILURE ; + xor_block (plain, iv) ; + copy_n_bytes (iv, tmp, N_BLOCK) ; + plain += N_BLOCK ; + cipher += N_BLOCK; + } + return SUCCESS ; +} + +/******************************************************************************/ + +byte AES::cbc_decrypt (byte * cipher, byte * plain, int n_block) +{ + while (n_block--) + { + byte tmp [N_BLOCK] ; + copy_n_bytes (tmp, cipher, N_BLOCK) ; + if (decrypt (cipher, plain) != SUCCESS) + return FAILURE ; + xor_block (plain, iv) ; + copy_n_bytes (iv, tmp, N_BLOCK) ; + plain += N_BLOCK ; + cipher += N_BLOCK; + } + return SUCCESS ; +} + +/*****************************************************************************/ + +void AES::set_IV(unsigned long long int IVCl){ + memcpy(iv,&IVCl,8); + memcpy(iv+8,&IVCl,8); + IVC = IVCl; +} + +/******************************************************************************/ + +void AES::iv_inc(){ + IVC += 1; + memcpy(iv,&IVC,8); + memcpy(iv+8,&IVC,8); +} + +/******************************************************************************/ + +int AES::get_size(){ + return size; +} + +/******************************************************************************/ + +void AES::set_size(int sizel){ + size = sizel; +} + + +/******************************************************************************/ + +void AES::get_IV(byte *out){ + memcpy(out,&IVC,8); + memcpy(out+8,&IVC,8); +} + +/******************************************************************************/ + +void AES::calc_size_n_pad(int p_size){ + int s_of_p = p_size - 1; + if ( s_of_p % N_BLOCK == 0){ + size = s_of_p; + }else{ + size = s_of_p + (N_BLOCK-(s_of_p % N_BLOCK)); + } + pad = size - s_of_p; +} + +/******************************************************************************/ + +void AES::padPlaintext(void* in,byte* out) +{ + memcpy(out,in,size); + for (int i = size-pad; i < size; i++){; + out[i] = arr_pad[pad - 1]; + } +} + +/******************************************************************************/ + +bool AES::CheckPad(byte* in,int lsize){ + if (in[lsize-1] <= 0x0f){ + int lpad = (int)in[lsize-1]; + for (int i = lsize - 1; i >= lsize-lpad; i--){ + if (arr_pad[lpad - 1] != in[i]){ + return false; + } + } + }else{ + return true; + } +return true; +} + +/******************************************************************************/ + +void AES::printArray(byte output[],bool p_pad) +{ +uint8_t i,j; +uint8_t loops = size/N_BLOCK; +uint8_t outp = N_BLOCK; +for (j = 0; j < loops; j += 1){ + if (p_pad && (j == (loops - 1)) ) { outp = N_BLOCK - pad; } + for (i = 0; i < outp; i++) + { + printf_P(PSTR("%c"),output[j*N_BLOCK + i]); + } +} + printf_P(PSTR("\n")); +} + +/******************************************************************************/ + +void AES::printArray(byte output[],int sizel) +{ + for (int i = 0; i < sizel; i++) + { + printf_P(PSTR("%x"),output[i]); + } + printf_P(PSTR("\n")); +} + + +/******************************************************************************/ + +void AES::do_aes_encrypt(byte *plain,int size_p,byte *cipher,byte *key, int bits, byte ivl [N_BLOCK]){ + calc_size_n_pad(size_p); + byte plain_p[get_size()]; + padPlaintext(plain,plain_p); + int blocks = get_size() / N_BLOCK; + set_key (key, bits) ; + cbc_encrypt (plain_p, cipher, blocks, ivl); +} + +/******************************************************************************/ + +void AES::do_aes_encrypt(byte *plain,int size_p,byte *cipher,byte *key, int bits){ + calc_size_n_pad(size_p); + byte plain_p[get_size()]; + padPlaintext(plain,plain_p); + int blocks = get_size() / N_BLOCK; + set_key (key, bits) ; + cbc_encrypt (plain_p, cipher, blocks); +} + +/******************************************************************************/ + +void AES::do_aes_decrypt(byte *cipher,int size_c,byte *plain,byte *key, int bits, byte ivl [N_BLOCK]){ + set_size(size_c); + int blocks = size_c / N_BLOCK; + set_key (key, bits); + cbc_decrypt (cipher,plain, blocks, ivl); +} + +/******************************************************************************/ + +void AES::do_aes_decrypt(byte *cipher,int size_c,byte *plain,byte *key, int bits){ + set_size(size_c); + int blocks = size_c / N_BLOCK; + set_key (key, bits); + cbc_decrypt (cipher,plain, blocks); +} + + +/******************************************************************************/ + +#if defined(AES_LINUX) +double AES::millis(){ + gettimeofday(&tv, NULL); + return (tv.tv_sec + 0.000001 * tv.tv_usec); +} +#endif diff --git a/Arduino/libraries/AES-master/AES.h b/Arduino/libraries/AES-master/AES.h new file mode 100644 index 0000000..f1ad0ae --- /dev/null +++ b/Arduino/libraries/AES-master/AES.h @@ -0,0 +1,415 @@ +#ifndef __AES_H__ +#define __AES_H__ + +#include "AES_config.h" +/* + --------------------------------------------------------------------------- + Copyright (c) 1998-2008, Brian Gladman, Worcester, UK. All rights reserved. + + LICENSE TERMS + + The redistribution and use of this software (with or without changes) + is allowed without the payment of fees or royalties provided that: + + 1. source code distributions include the above copyright notice, this + list of conditions and the following disclaimer; + + 2. binary distributions include the above copyright notice, this list + of conditions and the following disclaimer in their documentation; + + 3. the name of the copyright holder is not used to endorse products + built using this software without specific written permission. + + DISCLAIMER + + This software is provided 'as is' with no explicit or implied warranties + in respect of its properties, including, but not limited to, correctness + and/or fitness for purpose. + --------------------------------------------------------------------------- + Issue 09/09/2006 + + This is an AES implementation that uses only 8-bit byte operations on the + cipher state. + */ + + /* code was modified by george spanos + * 16/12/14 + */ + +class AES +{ + public: + +/* The following calls are for a precomputed key schedule + + NOTE: If the length_type used for the key length is an + unsigned 8-bit character, a key length of 256 bits must + be entered as a length in bytes (valid inputs are hence + 128, 192, 16, 24 and 32). +*/ + /** \fn AES() + * \brief AES constructor + * + * This function initialized an instance of AES. + */ + AES(); + + /** Set the cipher key for the pre-keyed version. + * @param key[] pointer to the key string. + * @param keylen Integer that indicates the length of the key. + * @note NOTE: If the length_type used for the key length is an unsigned 8-bit character, + * a key length of 256 bits must be entered as a length in bytes + * (valid inputs are hence 128, 192, 16, 24 and 32). + * + */ + byte set_key (byte key[], int keylen) ; + + /** clean up subkeys after use. + * + */ + void clean () ; // delete key schedule after use + + /** copying and xoring utilities. + * @param *AESt byte pointer of the AEStination array. + * @param *src byte pointer of the source array. + * @param n byte, indicating the sizeof the bytes to be copied. + * @note this is an alternative for memcpy(void *s1,const void *s2, site_t n), + * i have not updated the function in the implementation yet, but it is considered a future plan. + * + */ + void copy_n_bytes (byte * AESt, byte * src, byte n) ; + + /** Encrypt a single block of 16 bytes . + * @param plain[N_BLOCK] Array of the plaintext. + * @param cipher[N_BLOCK] Array of the ciphertext. + * @note The N_BLOCK is defined in AES_config.h as, + * @code #define N_ROW 4 + * #define N_COL 4 + * #define N_BLOCK (N_ROW * N_COL) + * @endcode + * Changed to that will change the Block_size. + * @Return 0 if SUCCESS or -1 if FAILURE + * + */ + byte encrypt (byte plain [N_BLOCK], byte cipher [N_BLOCK]) ; + + /** CBC encrypt a number of blocks (input and return an IV). + * + * @param *plain Pointer, points to the plaintex. + * @param *cipher Pointer, points to the ciphertext that will be created. + * @param n_block integer, indicated the number of blocks to be ciphered. + * @param iv[N_BLOCK] byte Array that holds the IV (initialization vector). + * @Return 0 if SUCCESS or -1 if FAILURE + * + */ + byte cbc_encrypt (byte * plain, byte * cipher, int n_block, byte iv [N_BLOCK]) ; + + /** CBC encrypt a number of blocks (input and return an IV). + * + * @param *plain Pointer, points to the plaintex. + * @param *cipher Pointer, points to the ciphertext that will be created. + * @param n_block integer, indicated the number of blocks to be ciphered. + * @Return 0 if SUCCESS or -1 if FAILURE + * + */ + byte cbc_encrypt (byte * plain, byte * cipher, int n_block) ; + + + /** Decrypt a single block of 16 bytes + * @param cipher[N_BLOCK] Array of the ciphertext. + * @param plain[N_BLOCK] Array of the plaintext. + * @note The N_BLOCK is defined in AES_config.h as, + * @code #define N_ROW 4 + * #define N_COL 4 + * #define N_BLOCK (N_ROW * N_COL) + * @endcode + * Changed to that will change the Block_size. + * @Return 0 if SUCCESS or -1 if FAILURE + * + */ + byte decrypt (byte cipher [N_BLOCK], byte plain [N_BLOCK]) ; + + /** CBC decrypt a number of blocks (input and return an IV) + * + * @param *cipher Pointer, points to the ciphertext that will be created. + * @param *plain Pointer, points to the plaintex. + * @param n_block integer, indicated the number of blocks to be ciphered. + * @param iv[N_BLOCK] byte Array that holds the IV (initialization vector). + * @Return 0 if SUCCESS or -1 if FAILURE + * + */ + byte cbc_decrypt (byte * cipher, byte * plain, int n_block, byte iv [N_BLOCK]) ; + + /** CBC decrypt a number of blocks (input and return an IV) + * + * @param *cipher Pointer, points to the ciphertext that will be created. + * @param *plain Pointer, points to the plaintex. + * @param n_block integer, indicated the number of blocks to be ciphered. + * @Return 0 if SUCCESS or -1 if FAILURE + * + */ + byte cbc_decrypt (byte * cipher, byte * plain, int n_block) ; + + /** Sets IV (initialization vector) and IVC (IV counter). + * This function changes the ivc and iv variables needed for AES. + * + * @param IVCl int or hex value of iv , ex. 0x0000000000000001 + * @note example: + * @code unsigned long long int my_iv = 01234567; @endcode + */ + void set_IV(unsigned long long int IVCl); + + /** increase the iv (initialization vector) and IVC (IV counter) by 1 + * + * This function increased the VI by one step in order to have a different IV each time + * + */ + void iv_inc(); + + /** Getter method for size + * + * This function return the size + * @return an integer, that is the size of the of the padded plaintext, + * thus, the size of the ciphertext. + */ + int get_size(); + + /** Setter method for size + * + * This function sets the size of the plaintext+pad + * + */ + void set_size(int sizel); + + /** Getter method for IV + * + * This function return the IV + * @param out byte pointer that gets the IV. + * @return none, the IV is writed to the out pointer. + */ + void get_IV(byte *out); + + /** Calculates the size of the plaintext and the padding. + * + * Calculates the size of theplaintext with the padding + * and the size of the padding needed. Moreover it stores them in their class variables. + * + * @param p_size the size of the byte array ex sizeof(plaintext) + */ + void calc_size_n_pad(int p_size); + + /** Pads the plaintext + * + * This function pads the plaintext and returns an char array with the + * plaintext and the padding in order for the plaintext to be compatible with + * 16bit size blocks required by AES + * + * @param in the string of the plaintext in a byte array + * @param out The string of the out array. + * @return no return, The padded plaintext is stored in the out pointer. + */ + void padPlaintext(void* in,byte* out); + + /** Check the if the padding is correct. + * + * This functions checks the padding of the plaintext. + * + * @param in the string of the plaintext in a byte array + * @param size the size of the string + * @return true if correct / false if not + */ + bool CheckPad(byte* in,int size); + + /** Prints the array given. + * + * This function prints the given array and pad, + * It is mainlly used for debugging purpuses or to output the string. + * + * @param output[] the string of the text in a byte array + * @param p_pad optional, used to print with out the padding characters + */ + void printArray(byte output[],bool p_pad = true); + + /** Prints the array given. + * + * This function prints the given array in Hexadecimal. + * + * @param output[] the string of the text in a byte array + * @param sizel the size of the array. + */ + void printArray(byte output[],int sizel); + + /** User friendly implementation of AES-CBC encryption. + * + * @param *plain pointer to the plaintext + * @param size_p size of the plaintext + * @param *cipher pointer to the ciphertext + * @param *key pointer to the key that will be used. + * @param bits bits of the encryption/decrpytion + * @param ivl[N_BLOCK] the initialization vector IV that will be used for encryption. + * @note The key will be stored in class variable. + */ + void do_aes_encrypt(byte *plain,int size_p,byte *cipher,byte *key, int bits, byte ivl [N_BLOCK]); + + /** User friendly implementation of AES-CBC encryption. + * + * @param *plain pointer to the plaintext + * @param size_p size of the plaintext + * @param *cipher pointer to the ciphertext + * @param *key pointer to the key that will be used. + * @param bits bits of the encryption/decrpytion + * @note The key will be stored in class variable. + */ + void do_aes_encrypt(byte *plain,int size_p,byte *cipher,byte *key, int bits); + + /** User friendly implementation of AES-CBC decryption. + * + * @param *cipher pointer to the ciphertext + * @param size_c size of the ciphertext + * @param *plain pointer to the plaintext + * @param *key pointer to the key that will be used. + * @param bits bits of the encryption/decrpytion + * @param ivl[N_BLOCK] the initialization vector IV that will be used for decryption. + * @note The key will be stored in class variable. + */ + void do_aes_decrypt(byte *cipher,int size_c,byte *plain,byte *key, int bits, byte ivl [N_BLOCK]); + + /** User friendly implementation of AES-CBC decryption. + * + * @param *cipher pointer to the ciphertext + * @param size_c size of the ciphertext + * @param *plain pointer to the plaintext + * @param *key pointer to the key that will be used. + * @param bits bits of the encryption/decrpytion + * @note The key will be stored in class variable. + */ + void do_aes_decrypt(byte *cipher,int size_c,byte *plain,byte *key, int bits); + + #if defined(AES_LINUX) + /** + * used in linux in order to retrieve the time in milliseconds. + * + * @return returns the milliseconds in a double format. + */ + double millis(); + #endif + private: + int round ;/**< holds the number of rounds to be used. */ + byte key_sched [KEY_SCHEDULE_BYTES] ;/**< holds the pre-computed key for the encryption/decrpytion. */ + unsigned long long int IVC;/**< holds the initialization vector counter in numerical format. */ + byte iv[16];/**< holds the initialization vector that will be used in the cipher. */ + int pad;/**< holds the size of the padding. */ + int size;/**< hold the size of the plaintext to be ciphered */ + #if defined(AES_LINUX) + timeval tv;/**< holds the time value on linux */ + byte arr_pad[15];/**< holds the hexadecimal padding values on linux */ + #else + byte arr_pad[15] = { 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f };/**< holds the hexadecimal padding values */ + #endif +} ; + + +#endif + +/** + * @example aes.ino + * For Arduino
+ * Updated: spaniakos 2015
+ * + * This is an example of how to use AES in CBC mode easily. + * The text and keys can be either in HEX or String format.
+ */ + + /** + * @example aes.cpp + * For Rasberry pi
+ * Updated: spaniakos 2015
+ * + * This is an example of how to use AES in CBC mode easily. + * The text and keys can be either in HEX or String format.
+ */ + + /** + * @example test_vectors.ino + * For Arduino
+ * Updated: spaniakos 2015
+ * + * This is an example of monte carlo test vectors, in order to justify the effectiveness of the algorithm.
+ * plus is a classical approach to the AES encryption library with out the easy to use add-on modifications. + */ + + /** + * @example test_vectors.cpp + * For Rasberry pi
+ * Updated: spaniakos 2015
+ * + * This is an example of monte carlo test vectors, in order to justify the effectiveness of the algorithm.
+ * plus is a classical approach to the AES encryption library with out the easy to use add-on modifications. + */ + +/** + * @mainpage AES library for Arduino and Raspberry pi. + * + * @section Goals design Goals + * + * This library is AESigned to be... + * @li Fast and efficient. + * @li Able to effectively encrypt and decrypt any size of string. + * @li Able to encrypt and decrypt using AES + * @li Able to encrypt and decrypt using AES-CBC + * @li Easy for the user to use in his programs. + * + * @section Acknowledgements Acknowledgements + * This is an AES library for the Arduino, based on tzikis's AES library, which you can find here:.
+ * Tzikis library was based on scottmac`s library, which you can find here:
+ * + * @section Installation Installation + *

Arduino

+ * Create a folder named _AES_ in the _libraries_ folder inside your Arduino sketch folder. If the + * libraries folder doesn't exist, create it. Then copy everything inside. (re)launch the Arduino IDE.
+ * You're done. Time for a mojito + * + *

Raspberry pi

+ * install

+ * + * sudo make install
+ * cd examples_Rpi
+ * make

+ * + * What to do after changes to the library

+ * sudo make clean
+ * sudo make install
+ * cd examples_Rpi
+ * make clean
+ * make

+ * What to do after changes to a sketch

+ * cd examples_Rpi
+ * make

+ * or
+ * make clean
+ * make


+ * How to start a sketch

+ * cd examples_Rpi
+ * sudo ./

+ * + * @section News News + * + * If issues are discovered with the documentation, please report them here + * @section Useful Useful References + * + * Please refer to: + * + * @li AES Class Documentation + * @li Download + * @li Source Code + * @li All spaniakos Documentation Main Page + * + * @section Board_Support Board Support + * + * Most standard Arduino based boards are supported: + * - Arduino + * - Intel Galileo support + * - Raspberry Pi Support + * + * - The library has not been tested to other boards, but it should suppport ATMega 328 based boards,Mega Boards,Arduino Due,ATTiny board + */ diff --git a/Arduino/libraries/AES-master/AES_config.h b/Arduino/libraries/AES-master/AES_config.h new file mode 100644 index 0000000..5dcf017 --- /dev/null +++ b/Arduino/libraries/AES-master/AES_config.h @@ -0,0 +1,48 @@ +/* code was modified by george spanos + * 16/12/14 + */ + +#ifndef __AES_CONFIG_H__ +#define __AES_CONFIG_H__ + +#if (defined(__linux) || defined(linux)) && !defined(__ARDUINO_X86__) + + #define AES_LINUX + + #include + #include + #include + #include + #include + #include +#else + #include +#endif + +#include +#include + +#if defined(__ARDUINO_X86__) || (defined (__linux) || defined (linux)) + #undef PROGMEM + #define PROGMEM __attribute__(( section(".progmem.data") )) + #define pgm_read_byte(p) (*(p)) + typedef unsigned char byte; + #define printf_P printf + #define PSTR(x) (x) +#else +#if (defined(__AVR__)) +#include + #else +#include +#endif +#endif + +#define N_ROW 4 +#define N_COL 4 +#define N_BLOCK (N_ROW * N_COL) +#define N_MAX_ROUNDS 14 +#define KEY_SCHEDULE_BYTES ((N_MAX_ROUNDS + 1) * N_BLOCK) +#define SUCCESS (0) +#define FAILURE (-1) + +#endif diff --git a/Arduino/libraries/AES-master/AES_config.h~ b/Arduino/libraries/AES-master/AES_config.h~ new file mode 100644 index 0000000..4e2c373 --- /dev/null +++ b/Arduino/libraries/AES-master/AES_config.h~ @@ -0,0 +1,44 @@ +/* code was modified by george spanos + * 16/12/14 + */ + +#ifndef __AES_CONFIG_H__ +#define __AES_CONFIG_H__ + +#if (defined(__linux) || defined(linux)) && !defined(__ARDUINO_X86__) + + #define AES_LINUX + + #include + #include + #include + #include + #include + #include +#else + #include +#endif + +#include +#include + +#if defined(__ARDUINO_X86__) || (defined (__linux) || defined (linux)) + #undef PROGMEM + #define PROGMEM __attribute__(( section(".progmem.data") )) + #define pgm_read_byte(p) (*(p)) + typedef unsigned char byte; + #define printf_P printf + #define PSTR(x) (x) +#else + #include +#endif + +#define N_ROW 4 +#define N_COL 4 +#define N_BLOCK (N_ROW * N_COL) +#define N_MAX_ROUNDS 14 +#define KEY_SCHEDULE_BYTES ((N_MAX_ROUNDS + 1) * N_BLOCK) +#define SUCCESS (0) +#define FAILURE (-1) + +#endif diff --git a/Arduino/libraries/AES-master/Doxyfile b/Arduino/libraries/AES-master/Doxyfile new file mode 100644 index 0000000..79cf3b7 --- /dev/null +++ b/Arduino/libraries/AES-master/Doxyfile @@ -0,0 +1,2372 @@ +# Doxyfile 1.8.6 + +# This file describes the settings to be used by the documentation system +# doxygen (www.doxygen.org) for a project. +# +# All text after a double hash (##) is considered a comment and is placed in +# front of the TAG it is preceding. +# +# All text after a single hash (#) is considered a comment and will be ignored. +# The format is: +# TAG = value [value, ...] +# For lists, items can also be appended using: +# TAG += value [value, ...] +# Values that contain spaces should be placed between quotes (\" \"). + +#--------------------------------------------------------------------------- +# Project related configuration options +#--------------------------------------------------------------------------- + +# This tag specifies the encoding used for all characters in the config file +# that follow. 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Doxygen will then generate output that is more tailored for C. For +# instance, some of the names that are used will be different. The list of all +# members will be omitted, etc. +# The default value is: NO. + +OPTIMIZE_OUTPUT_FOR_C = NO + +# Set the OPTIMIZE_OUTPUT_JAVA tag to YES if your project consists of Java or +# Python sources only. Doxygen will then generate output that is more tailored +# for that language. For instance, namespaces will be presented as packages, +# qualified scopes will look different, etc. +# The default value is: NO. + +OPTIMIZE_OUTPUT_JAVA = NO + +# Set the OPTIMIZE_FOR_FORTRAN tag to YES if your project consists of Fortran +# sources. Doxygen will then generate output that is tailored for Fortran. +# The default value is: NO. + +OPTIMIZE_FOR_FORTRAN = NO + +# Set the OPTIMIZE_OUTPUT_VHDL tag to YES if your project consists of VHDL +# sources. Doxygen will then generate output that is tailored for VHDL. +# The default value is: NO. + +OPTIMIZE_OUTPUT_VHDL = NO + +# Doxygen selects the parser to use depending on the extension of the files it +# parses. With this tag you can assign which parser to use for a given +# extension. Doxygen has a built-in mapping, but you can override or extend it +# using this tag. The format is ext=language, where ext is a file extension, and +# language is one of the parsers supported by doxygen: IDL, Java, Javascript, +# C#, C, C++, D, PHP, Objective-C, Python, Fortran, VHDL. For instance to make +# doxygen treat .inc files as Fortran files (default is PHP), and .f files as C +# (default is Fortran), use: inc=Fortran f=C. +# +# Note For files without extension you can use no_extension as a placeholder. +# +# Note that for custom extensions you also need to set FILE_PATTERNS otherwise +# the files are not read by doxygen. + +EXTENSION_MAPPING = ino=c \ + pde=c + +# If the MARKDOWN_SUPPORT tag is enabled then doxygen pre-processes all comments +# according to the Markdown format, which allows for more readable +# documentation. See http://daringfireball.net/projects/markdown/ for details. +# The output of markdown processing is further processed by doxygen, so you can +# mix doxygen, HTML, and XML commands with Markdown formatting. Disable only in +# case of backward compatibilities issues. +# The default value is: YES. + +MARKDOWN_SUPPORT = YES + +# When enabled doxygen tries to link words that correspond to documented +# classes, or namespaces to their corresponding documentation. Such a link can +# be prevented in individual cases by by putting a % sign in front of the word +# or globally by setting AUTOLINK_SUPPORT to NO. +# The default value is: YES. + +AUTOLINK_SUPPORT = YES + +# If you use STL classes (i.e. std::string, std::vector, etc.) but do not want +# to include (a tag file for) the STL sources as input, then you should set this +# tag to YES in order to let doxygen match functions declarations and +# definitions whose arguments contain STL classes (e.g. func(std::string); +# versus func(std::string) {}). This also make the inheritance and collaboration +# diagrams that involve STL classes more complete and accurate. +# The default value is: NO. + +BUILTIN_STL_SUPPORT = NO + +# If you use Microsoft's C++/CLI language, you should set this option to YES to +# enable parsing support. +# The default value is: NO. + +CPP_CLI_SUPPORT = NO + +# Set the SIP_SUPPORT tag to YES if your project consists of sip (see: +# http://www.riverbankcomputing.co.uk/software/sip/intro) sources only. Doxygen +# will parse them like normal C++ but will assume all classes use public instead +# of private inheritance when no explicit protection keyword is present. +# The default value is: NO. + +SIP_SUPPORT = NO + +# For Microsoft's IDL there are propget and propput attributes to indicate +# getter and setter methods for a property. Setting this option to YES will make +# doxygen to replace the get and set methods by a property in the documentation. +# This will only work if the methods are indeed getting or setting a simple +# type. If this is not the case, or you want to show the methods anyway, you +# should set this option to NO. +# The default value is: YES. + +IDL_PROPERTY_SUPPORT = YES + +# If member grouping is used in the documentation and the DISTRIBUTE_GROUP_DOC +# tag is set to YES, then doxygen will reuse the documentation of the first +# member in the group (if any) for the other members of the group. By default +# all members of a group must be documented explicitly. +# The default value is: NO. + +DISTRIBUTE_GROUP_DOC = NO + +# Set the SUBGROUPING tag to YES to allow class member groups of the same type +# (for instance a group of public functions) to be put as a subgroup of that +# type (e.g. under the Public Functions section). Set it to NO to prevent +# subgrouping. Alternatively, this can be done per class using the +# \nosubgrouping command. +# The default value is: YES. + +SUBGROUPING = YES + +# When the INLINE_GROUPED_CLASSES tag is set to YES, classes, structs and unions +# are shown inside the group in which they are included (e.g. using \ingroup) +# instead of on a separate page (for HTML and Man pages) or section (for LaTeX +# and RTF). +# +# Note that this feature does not work in combination with +# SEPARATE_MEMBER_PAGES. +# The default value is: NO. + +INLINE_GROUPED_CLASSES = NO + +# When the INLINE_SIMPLE_STRUCTS tag is set to YES, structs, classes, and unions +# with only public data fields or simple typedef fields will be shown inline in +# the documentation of the scope in which they are defined (i.e. file, +# namespace, or group documentation), provided this scope is documented. If set +# to NO, structs, classes, and unions are shown on a separate page (for HTML and +# Man pages) or section (for LaTeX and RTF). +# The default value is: NO. + +INLINE_SIMPLE_STRUCTS = NO + +# When TYPEDEF_HIDES_STRUCT tag is enabled, a typedef of a struct, union, or +# enum is documented as struct, union, or enum with the name of the typedef. So +# typedef struct TypeS {} TypeT, will appear in the documentation as a struct +# with name TypeT. When disabled the typedef will appear as a member of a file, +# namespace, or class. And the struct will be named TypeS. This can typically be +# useful for C code in case the coding convention dictates that all compound +# types are typedef'ed and only the typedef is referenced, never the tag name. +# The default value is: NO. + +TYPEDEF_HIDES_STRUCT = NO + +# The size of the symbol lookup cache can be set using LOOKUP_CACHE_SIZE. This +# cache is used to resolve symbols given their name and scope. Since this can be +# an expensive process and often the same symbol appears multiple times in the +# code, doxygen keeps a cache of pre-resolved symbols. If the cache is too small +# doxygen will become slower. If the cache is too large, memory is wasted. The +# cache size is given by this formula: 2^(16+LOOKUP_CACHE_SIZE). The valid range +# is 0..9, the default is 0, corresponding to a cache size of 2^16=65536 +# symbols. At the end of a run doxygen will report the cache usage and suggest +# the optimal cache size from a speed point of view. +# Minimum value: 0, maximum value: 9, default value: 0. + +LOOKUP_CACHE_SIZE = 0 + +#--------------------------------------------------------------------------- +# Build related configuration options +#--------------------------------------------------------------------------- + +# If the EXTRACT_ALL tag is set to YES doxygen will assume all entities in +# documentation are documented, even if no documentation was available. Private +# class members and static file members will be hidden unless the +# EXTRACT_PRIVATE respectively EXTRACT_STATIC tags are set to YES. +# Note: This will also disable the warnings about undocumented members that are +# normally produced when WARNINGS is set to YES. +# The default value is: NO. + +EXTRACT_ALL = YES + +# If the EXTRACT_PRIVATE tag is set to YES all private members of a class will +# be included in the documentation. +# The default value is: NO. + +EXTRACT_PRIVATE = YES + +# If the EXTRACT_PACKAGE tag is set to YES all members with package or internal +# scope will be included in the documentation. +# The default value is: NO. + +EXTRACT_PACKAGE = YES + +# If the EXTRACT_STATIC tag is set to YES all static members of a file will be +# included in the documentation. +# The default value is: NO. + +EXTRACT_STATIC = YES + +# If the EXTRACT_LOCAL_CLASSES tag is set to YES classes (and structs) defined +# locally in source files will be included in the documentation. If set to NO +# only classes defined in header files are included. Does not have any effect +# for Java sources. +# The default value is: YES. + +EXTRACT_LOCAL_CLASSES = YES + +# This flag is only useful for Objective-C code. When set to YES local methods, +# which are defined in the implementation section but not in the interface are +# included in the documentation. If set to NO only methods in the interface are +# included. +# The default value is: NO. + +EXTRACT_LOCAL_METHODS = YES + +# If this flag is set to YES, the members of anonymous namespaces will be +# extracted and appear in the documentation as a namespace called +# 'anonymous_namespace{file}', where file will be replaced with the base name of +# the file that contains the anonymous namespace. By default anonymous namespace +# are hidden. +# The default value is: NO. + +EXTRACT_ANON_NSPACES = NO + +# If the HIDE_UNDOC_MEMBERS tag is set to YES, doxygen will hide all +# undocumented members inside documented classes or files. If set to NO these +# members will be included in the various overviews, but no documentation +# section is generated. This option has no effect if EXTRACT_ALL is enabled. +# The default value is: NO. + +HIDE_UNDOC_MEMBERS = NO + +# If the HIDE_UNDOC_CLASSES tag is set to YES, doxygen will hide all +# undocumented classes that are normally visible in the class hierarchy. If set +# to NO these classes will be included in the various overviews. This option has +# no effect if EXTRACT_ALL is enabled. +# The default value is: NO. + +HIDE_UNDOC_CLASSES = NO + +# If the HIDE_FRIEND_COMPOUNDS tag is set to YES, doxygen will hide all friend +# (class|struct|union) declarations. If set to NO these declarations will be +# included in the documentation. +# The default value is: NO. + +HIDE_FRIEND_COMPOUNDS = NO + +# If the HIDE_IN_BODY_DOCS tag is set to YES, doxygen will hide any +# documentation blocks found inside the body of a function. If set to NO these +# blocks will be appended to the function's detailed documentation block. +# The default value is: NO. + +HIDE_IN_BODY_DOCS = NO + +# The INTERNAL_DOCS tag determines if documentation that is typed after a +# \internal command is included. If the tag is set to NO then the documentation +# will be excluded. Set it to YES to include the internal documentation. +# The default value is: NO. + +INTERNAL_DOCS = NO + +# If the CASE_SENSE_NAMES tag is set to NO then doxygen will only generate file +# names in lower-case letters. If set to YES upper-case letters are also +# allowed. This is useful if you have classes or files whose names only differ +# in case and if your file system supports case sensitive file names. Windows +# and Mac users are advised to set this option to NO. +# The default value is: system dependent. + +CASE_SENSE_NAMES = YES + +# If the HIDE_SCOPE_NAMES tag is set to NO then doxygen will show members with +# their full class and namespace scopes in the documentation. If set to YES the +# scope will be hidden. +# The default value is: NO. + +HIDE_SCOPE_NAMES = NO + +# If the SHOW_INCLUDE_FILES tag is set to YES then doxygen will put a list of +# the files that are included by a file in the documentation of that file. +# The default value is: YES. + +SHOW_INCLUDE_FILES = YES + + +SHOW_GROUPED_MEMB_INC = NO + +# If the FORCE_LOCAL_INCLUDES tag is set to YES then doxygen will list include +# files with double quotes in the documentation rather than with sharp brackets. +# The default value is: NO. + +FORCE_LOCAL_INCLUDES = NO + +# If the INLINE_INFO tag is set to YES then a tag [inline] is inserted in the +# documentation for inline members. +# The default value is: YES. + +INLINE_INFO = YES + +# If the SORT_MEMBER_DOCS tag is set to YES then doxygen will sort the +# (detailed) documentation of file and class members alphabetically by member +# name. If set to NO the members will appear in declaration order. +# The default value is: YES. + +SORT_MEMBER_DOCS = NO + +# If the SORT_BRIEF_DOCS tag is set to YES then doxygen will sort the brief +# descriptions of file, namespace and class members alphabetically by member +# name. If set to NO the members will appear in declaration order. Note that +# this will also influence the order of the classes in the class list. +# The default value is: NO. + +SORT_BRIEF_DOCS = NO + +# If the SORT_MEMBERS_CTORS_1ST tag is set to YES then doxygen will sort the +# (brief and detailed) documentation of class members so that constructors and +# destructors are listed first. If set to NO the constructors will appear in the +# respective orders defined by SORT_BRIEF_DOCS and SORT_MEMBER_DOCS. +# Note: If SORT_BRIEF_DOCS is set to NO this option is ignored for sorting brief +# member documentation. +# Note: If SORT_MEMBER_DOCS is set to NO this option is ignored for sorting +# detailed member documentation. +# The default value is: NO. + +SORT_MEMBERS_CTORS_1ST = NO + +# If the SORT_GROUP_NAMES tag is set to YES then doxygen will sort the hierarchy +# of group names into alphabetical order. If set to NO the group names will +# appear in their defined order. +# The default value is: NO. + +SORT_GROUP_NAMES = NO + +# If the SORT_BY_SCOPE_NAME tag is set to YES, the class list will be sorted by +# fully-qualified names, including namespaces. If set to NO, the class list will +# be sorted only by class name, not including the namespace part. +# Note: This option is not very useful if HIDE_SCOPE_NAMES is set to YES. +# Note: This option applies only to the class list, not to the alphabetical +# list. +# The default value is: NO. + +SORT_BY_SCOPE_NAME = YES + +# If the STRICT_PROTO_MATCHING option is enabled and doxygen fails to do proper +# type resolution of all parameters of a function it will reject a match between +# the prototype and the implementation of a member function even if there is +# only one candidate or it is obvious which candidate to choose by doing a +# simple string match. By disabling STRICT_PROTO_MATCHING doxygen will still +# accept a match between prototype and implementation in such cases. +# The default value is: NO. + +STRICT_PROTO_MATCHING = NO + +# The GENERATE_TODOLIST tag can be used to enable ( YES) or disable ( NO) the +# todo list. This list is created by putting \todo commands in the +# documentation. +# The default value is: YES. + +GENERATE_TODOLIST = NO + +# The GENERATE_TESTLIST tag can be used to enable ( YES) or disable ( NO) the +# test list. This list is created by putting \test commands in the +# documentation. +# The default value is: YES. + +GENERATE_TESTLIST = YES + +# The GENERATE_BUGLIST tag can be used to enable ( YES) or disable ( NO) the bug +# list. This list is created by putting \bug commands in the documentation. +# The default value is: YES. + +GENERATE_BUGLIST = YES + +# The GENERATE_DEPRECATEDLIST tag can be used to enable ( YES) or disable ( NO) +# the deprecated list. This list is created by putting \deprecated commands in +# the documentation. +# The default value is: YES. + +GENERATE_DEPRECATEDLIST= YES + +# The ENABLED_SECTIONS tag can be used to enable conditional documentation +# sections, marked by \if ... \endif and \cond +# ... \endcond blocks. + +ENABLED_SECTIONS = + +# The MAX_INITIALIZER_LINES tag determines the maximum number of lines that the +# initial value of a variable or macro / define can have for it to appear in the +# documentation. If the initializer consists of more lines than specified here +# it will be hidden. Use a value of 0 to hide initializers completely. The +# appearance of the value of individual variables and macros / defines can be +# controlled using \showinitializer or \hideinitializer command in the +# documentation regardless of this setting. +# Minimum value: 0, maximum value: 10000, default value: 30. + +MAX_INITIALIZER_LINES = 30 + +# Set the SHOW_USED_FILES tag to NO to disable the list of files generated at +# the bottom of the documentation of classes and structs. If set to YES the list +# will mention the files that were used to generate the documentation. +# The default value is: YES. + +SHOW_USED_FILES = NO + +# Set the SHOW_FILES tag to NO to disable the generation of the Files page. This +# will remove the Files entry from the Quick Index and from the Folder Tree View +# (if specified). +# The default value is: YES. + +SHOW_FILES = NO + +# Set the SHOW_NAMESPACES tag to NO to disable the generation of the Namespaces +# page. This will remove the Namespaces entry from the Quick Index and from the +# Folder Tree View (if specified). +# The default value is: YES. + +SHOW_NAMESPACES = NO + +# The FILE_VERSION_FILTER tag can be used to specify a program or script that +# doxygen should invoke to get the current version for each file (typically from +# the version control system). Doxygen will invoke the program by executing (via +# popen()) the command command input-file, where command is the value of the +# FILE_VERSION_FILTER tag, and input-file is the name of an input file provided +# by doxygen. Whatever the program writes to standard output is used as the file +# version. For an example see the documentation. + +FILE_VERSION_FILTER = + +# The LAYOUT_FILE tag can be used to specify a layout file which will be parsed +# by doxygen. The layout file controls the global structure of the generated +# output files in an output format independent way. To create the layout file +# that represents doxygen's defaults, run doxygen with the -l option. You can +# optionally specify a file name after the option, if omitted DoxygenLayout.xml +# will be used as the name of the layout file. +# +# Note that if you run doxygen from a directory containing a file called +# DoxygenLayout.xml, doxygen will parse it automatically even if the LAYOUT_FILE +# tag is left empty. + +LAYOUT_FILE = + +# The CITE_BIB_FILES tag can be used to specify one or more bib files containing +# the reference definitions. This must be a list of .bib files. The .bib +# extension is automatically appended if omitted. This requires the bibtex tool +# to be installed. See also http://en.wikipedia.org/wiki/BibTeX for more info. +# For LaTeX the style of the bibliography can be controlled using +# LATEX_BIB_STYLE. To use this feature you need bibtex and perl available in the +# search path. Do not use file names with spaces, bibtex cannot handle them. See +# also \cite for info how to create references. + +CITE_BIB_FILES = + +#--------------------------------------------------------------------------- +# Configuration options related to warning and progress messages +#--------------------------------------------------------------------------- + +# The QUIET tag can be used to turn on/off the messages that are generated to +# standard output by doxygen. If QUIET is set to YES this implies that the +# messages are off. +# The default value is: NO. + +QUIET = NO + +# The WARNINGS tag can be used to turn on/off the warning messages that are +# generated to standard error ( stderr) by doxygen. If WARNINGS is set to YES +# this implies that the warnings are on. +# +# Tip: Turn warnings on while writing the documentation. +# The default value is: YES. + +WARNINGS = YES + +# If the WARN_IF_UNDOCUMENTED tag is set to YES, then doxygen will generate +# warnings for undocumented members. If EXTRACT_ALL is set to YES then this flag +# will automatically be disabled. +# The default value is: YES. + +WARN_IF_UNDOCUMENTED = YES + +# If the WARN_IF_DOC_ERROR tag is set to YES, doxygen will generate warnings for +# potential errors in the documentation, such as not documenting some parameters +# in a documented function, or documenting parameters that don't exist or using +# markup commands wrongly. +# The default value is: YES. + +WARN_IF_DOC_ERROR = YES + +# This WARN_NO_PARAMDOC option can be enabled to get warnings for functions that +# are documented, but have no documentation for their parameters or return +# value. If set to NO doxygen will only warn about wrong or incomplete parameter +# documentation, but not about the absence of documentation. +# The default value is: NO. + +WARN_NO_PARAMDOC = NO + +# The WARN_FORMAT tag determines the format of the warning messages that doxygen +# can produce. The string should contain the $file, $line, and $text tags, which +# will be replaced by the file and line number from which the warning originated +# and the warning text. Optionally the format may contain $version, which will +# be replaced by the version of the file (if it could be obtained via +# FILE_VERSION_FILTER) +# The default value is: $file:$line: $text. + +WARN_FORMAT = "$file:$line: $text" + +# The WARN_LOGFILE tag can be used to specify a file to which warning and error +# messages should be written. If left blank the output is written to standard +# error (stderr). + +WARN_LOGFILE = + +#--------------------------------------------------------------------------- +# Configuration options related to the input files +#--------------------------------------------------------------------------- + +# The INPUT tag is used to specify the files and/or directories that contain +# documented source files. You may enter file names like myfile.cpp or +# directories like /usr/src/myproject. Separate the files or directories with +# spaces. +# Note: If this tag is empty the current directory is searched. + +INPUT = ./ + +# This tag can be used to specify the character encoding of the source files +# that doxygen parses. Internally doxygen uses the UTF-8 encoding. Doxygen uses +# libiconv (or the iconv built into libc) for the transcoding. See the libiconv +# documentation (see: http://www.gnu.org/software/libiconv) for the list of +# possible encodings. +# The default value is: UTF-8. + +INPUT_ENCODING = UTF-8 + +# If the value of the INPUT tag contains directories, you can use the +# FILE_PATTERNS tag to specify one or more wildcard patterns (like *.cpp and +# *.h) to filter out the source-files in the directories. If left blank the +# following patterns are tested:*.c, *.cc, *.cxx, *.cpp, *.c++, *.java, *.ii, +# *.ixx, *.ipp, *.i++, *.inl, *.idl, *.ddl, *.odl, *.h, *.hh, *.hxx, *.hpp, +# *.h++, *.cs, *.d, *.php, *.php4, *.php5, *.phtml, *.inc, *.m, *.markdown, +# *.md, *.mm, *.dox, *.py, *.f90, *.f, *.for, *.tcl, *.vhd, *.vhdl, *.ucf, +# *.qsf, *.as and *.js. + +FILE_PATTERNS = *.c \ + *.cc \ + *.cxx \ + *.cpp \ + *.c++ \ + *.java \ + *.ii \ + *.ixx \ + *.ipp \ + *.i++ \ + *.inl \ + *.idl \ + *.ddl \ + *.odl \ + *.h \ + *.hh \ + *.hxx \ + *.hpp \ + *.h++ \ + *.cs \ + *.d \ + *.php \ + *.php4 \ + *.php5 \ + *.phtml \ + *.inc \ + *.m \ + *.markdown \ + *.md \ + *.mm \ + *.dox \ + *.py \ + *.f90 \ + *.f \ + *.for \ + *.tcl \ + *.vhd \ + *.vhdl \ + *.ucf \ + *.qsf \ + *.as \ + *.js + +# The RECURSIVE tag can be used to specify whether or not subdirectories should +# be searched for input files as well. +# The default value is: NO. + +RECURSIVE = YES + +# The EXCLUDE tag can be used to specify files and/or directories that should be +# excluded from the INPUT source files. This way you can easily exclude a +# subdirectory from a directory tree whose root is specified with the INPUT tag. +# +# Note that relative paths are relative to the directory from which doxygen is +# run. + +EXCLUDE = + +# The EXCLUDE_SYMLINKS tag can be used to select whether or not files or +# directories that are symbolic links (a Unix file system feature) are excluded +# from the input. +# The default value is: NO. + +EXCLUDE_SYMLINKS = NO + +# If the value of the INPUT tag contains directories, you can use the +# EXCLUDE_PATTERNS tag to specify one or more wildcard patterns to exclude +# certain files from those directories. +# +# Note that the wildcards are matched against the file with absolute path, so to +# exclude all test directories for example use the pattern */test/* + +EXCLUDE_PATTERNS = + +# The EXCLUDE_SYMBOLS tag can be used to specify one or more symbol names +# (namespaces, classes, functions, etc.) that should be excluded from the +# output. The symbol name can be a fully qualified name, a word, or if the +# wildcard * is used, a substring. Examples: ANamespace, AClass, +# AClass::ANamespace, ANamespace::*Test +# +# Note that the wildcards are matched against the file with absolute path, so to +# exclude all test directories use the pattern */test/* + +EXCLUDE_SYMBOLS = + +# The EXAMPLE_PATH tag can be used to specify one or more files or directories +# that contain example code fragments that are included (see the \include +# command). + +EXAMPLE_PATH = examples \ + examples_RPi \ + examples_Rpi + +# If the value of the EXAMPLE_PATH tag contains directories, you can use the +# EXAMPLE_PATTERNS tag to specify one or more wildcard pattern (like *.cpp and +# *.h) to filter out the source-files in the directories. If left blank all +# files are included. + +EXAMPLE_PATTERNS = + +# If the EXAMPLE_RECURSIVE tag is set to YES then subdirectories will be +# searched for input files to be used with the \include or \dontinclude commands +# irrespective of the value of the RECURSIVE tag. +# The default value is: NO. + +EXAMPLE_RECURSIVE = YES + +# The IMAGE_PATH tag can be used to specify one or more files or directories +# that contain images that are to be included in the documentation (see the +# \image command). + +IMAGE_PATH = + +# The INPUT_FILTER tag can be used to specify a program that doxygen should +# invoke to filter for each input file. Doxygen will invoke the filter program +# by executing (via popen()) the command: +# +# +# +# where is the value of the INPUT_FILTER tag, and is the +# name of an input file. Doxygen will then use the output that the filter +# program writes to standard output. If FILTER_PATTERNS is specified, this tag +# will be ignored. +# +# Note that the filter must not add or remove lines; it is applied before the +# code is scanned, but not when the output code is generated. If lines are added +# or removed, the anchors will not be placed correctly. + +INPUT_FILTER = + +# The FILTER_PATTERNS tag can be used to specify filters on a per file pattern +# basis. Doxygen will compare the file name with each pattern and apply the +# filter if there is a match. The filters are a list of the form: pattern=filter +# (like *.cpp=my_cpp_filter). See INPUT_FILTER for further information on how +# filters are used. If the FILTER_PATTERNS tag is empty or if none of the +# patterns match the file name, INPUT_FILTER is applied. + +FILTER_PATTERNS = + +# If the FILTER_SOURCE_FILES tag is set to YES, the input filter (if set using +# INPUT_FILTER ) will also be used to filter the input files that are used for +# producing the source files to browse (i.e. when SOURCE_BROWSER is set to YES). +# The default value is: NO. + +FILTER_SOURCE_FILES = NO + +# The FILTER_SOURCE_PATTERNS tag can be used to specify source filters per file +# pattern. A pattern will override the setting for FILTER_PATTERN (if any) and +# it is also possible to disable source filtering for a specific pattern using +# *.ext= (so without naming a filter). +# This tag requires that the tag FILTER_SOURCE_FILES is set to YES. + +FILTER_SOURCE_PATTERNS = + +# If the USE_MDFILE_AS_MAINPAGE tag refers to the name of a markdown file that +# is part of the input, its contents will be placed on the main page +# (index.html). This can be useful if you have a project on for instance GitHub +# and want to reuse the introduction page also for the doxygen output. + +USE_MDFILE_AS_MAINPAGE = + +#--------------------------------------------------------------------------- +# Configuration options related to source browsing +#--------------------------------------------------------------------------- + +# If the SOURCE_BROWSER tag is set to YES then a list of source files will be +# generated. Documented entities will be cross-referenced with these sources. +# +# Note: To get rid of all source code in the generated output, make sure that +# also VERBATIM_HEADERS is set to NO. +# The default value is: NO. + +SOURCE_BROWSER = NO + +# Setting the INLINE_SOURCES tag to YES will include the body of functions, +# classes and enums directly into the documentation. +# The default value is: NO. + +INLINE_SOURCES = NO + +# Setting the STRIP_CODE_COMMENTS tag to YES will instruct doxygen to hide any +# special comment blocks from generated source code fragments. Normal C, C++ and +# Fortran comments will always remain visible. +# The default value is: YES. + +STRIP_CODE_COMMENTS = YES + +# If the REFERENCED_BY_RELATION tag is set to YES then for each documented +# function all documented functions referencing it will be listed. +# The default value is: NO. + +REFERENCED_BY_RELATION = NO + +# If the REFERENCES_RELATION tag is set to YES then for each documented function +# all documented entities called/used by that function will be listed. +# The default value is: NO. + +REFERENCES_RELATION = NO + +# If the REFERENCES_LINK_SOURCE tag is set to YES and SOURCE_BROWSER tag is set +# to YES, then the hyperlinks from functions in REFERENCES_RELATION and +# REFERENCED_BY_RELATION lists will link to the source code. Otherwise they will +# link to the documentation. +# The default value is: YES. + +REFERENCES_LINK_SOURCE = YES + +# If SOURCE_TOOLTIPS is enabled (the default) then hovering a hyperlink in the +# source code will show a tooltip with additional information such as prototype, +# brief description and links to the definition and documentation. Since this +# will make the HTML file larger and loading of large files a bit slower, you +# can opt to disable this feature. +# The default value is: YES. +# This tag requires that the tag SOURCE_BROWSER is set to YES. + +SOURCE_TOOLTIPS = YES + +# If the USE_HTAGS tag is set to YES then the references to source code will +# point to the HTML generated by the htags(1) tool instead of doxygen built-in +# source browser. The htags tool is part of GNU's global source tagging system +# (see http://www.gnu.org/software/global/global.html). You will need version +# 4.8.6 or higher. +# +# To use it do the following: +# - Install the latest version of global +# - Enable SOURCE_BROWSER and USE_HTAGS in the config file +# - Make sure the INPUT points to the root of the source tree +# - Run doxygen as normal +# +# Doxygen will invoke htags (and that will in turn invoke gtags), so these +# tools must be available from the command line (i.e. in the search path). +# +# The result: instead of the source browser generated by doxygen, the links to +# source code will now point to the output of htags. +# The default value is: NO. +# This tag requires that the tag SOURCE_BROWSER is set to YES. + +USE_HTAGS = NO + +# If the VERBATIM_HEADERS tag is set the YES then doxygen will generate a +# verbatim copy of the header file for each class for which an include is +# specified. Set to NO to disable this. +# See also: Section \class. +# The default value is: YES. + +VERBATIM_HEADERS = YES + +# If the CLANG_ASSISTED_PARSING tag is set to YES, then doxygen will use the +# clang parser (see: http://clang.llvm.org/) for more acurate parsing at the +# cost of reduced performance. This can be particularly helpful with template +# rich C++ code for which doxygen's built-in parser lacks the necessary type +# information. +# Note: The availability of this option depends on whether or not doxygen was +# compiled with the --with-libclang option. +# The default value is: NO. + +CLANG_ASSISTED_PARSING = NO + +# If clang assisted parsing is enabled you can provide the compiler with command +# line options that you would normally use when invoking the compiler. Note that +# the include paths will already be set by doxygen for the files and directories +# specified with INPUT and INCLUDE_PATH. +# This tag requires that the tag CLANG_ASSISTED_PARSING is set to YES. + +CLANG_OPTIONS = + +#--------------------------------------------------------------------------- +# Configuration options related to the alphabetical class index +#--------------------------------------------------------------------------- + +# If the ALPHABETICAL_INDEX tag is set to YES, an alphabetical index of all +# compounds will be generated. Enable this if the project contains a lot of +# classes, structs, unions or interfaces. +# The default value is: YES. + +ALPHABETICAL_INDEX = YES + +# The COLS_IN_ALPHA_INDEX tag can be used to specify the number of columns in +# which the alphabetical index list will be split. +# Minimum value: 1, maximum value: 20, default value: 5. +# This tag requires that the tag ALPHABETICAL_INDEX is set to YES. + +COLS_IN_ALPHA_INDEX = 10 + +# In case all classes in a project start with a common prefix, all classes will +# be put under the same header in the alphabetical index. The IGNORE_PREFIX tag +# can be used to specify a prefix (or a list of prefixes) that should be ignored +# while generating the index headers. +# This tag requires that the tag ALPHABETICAL_INDEX is set to YES. + +IGNORE_PREFIX = + +#--------------------------------------------------------------------------- +# Configuration options related to the HTML output +#--------------------------------------------------------------------------- + +# If the GENERATE_HTML tag is set to YES doxygen will generate HTML output +# The default value is: YES. + +GENERATE_HTML = YES + +# The HTML_OUTPUT tag is used to specify where the HTML docs will be put. If a +# relative path is entered the value of OUTPUT_DIRECTORY will be put in front of +# it. +# The default directory is: html. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_OUTPUT = html + +# The HTML_FILE_EXTENSION tag can be used to specify the file extension for each +# generated HTML page (for example: .htm, .php, .asp). +# The default value is: .html. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_FILE_EXTENSION = .html + +# The HTML_HEADER tag can be used to specify a user-defined HTML header file for +# each generated HTML page. If the tag is left blank doxygen will generate a +# standard header. +# +# To get valid HTML the header file that includes any scripts and style sheets +# that doxygen needs, which is dependent on the configuration options used (e.g. +# the setting GENERATE_TREEVIEW). It is highly recommended to start with a +# default header using +# doxygen -w html new_header.html new_footer.html new_stylesheet.css +# YourConfigFile +# and then modify the file new_header.html. See also section "Doxygen usage" +# for information on how to generate the default header that doxygen normally +# uses. +# Note: The header is subject to change so you typically have to regenerate the +# default header when upgrading to a newer version of doxygen. For a description +# of the possible markers and block names see the documentation. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_HEADER = + +# The HTML_FOOTER tag can be used to specify a user-defined HTML footer for each +# generated HTML page. If the tag is left blank doxygen will generate a standard +# footer. See HTML_HEADER for more information on how to generate a default +# footer and what special commands can be used inside the footer. See also +# section "Doxygen usage" for information on how to generate the default footer +# that doxygen normally uses. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_FOOTER = + +# The HTML_STYLESHEET tag can be used to specify a user-defined cascading style +# sheet that is used by each HTML page. It can be used to fine-tune the look of +# the HTML output. If left blank doxygen will generate a default style sheet. +# See also section "Doxygen usage" for information on how to generate the style +# sheet that doxygen normally uses. +# Note: It is recommended to use HTML_EXTRA_STYLESHEET instead of this tag, as +# it is more robust and this tag (HTML_STYLESHEET) will in the future become +# obsolete. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_STYLESHEET = + +# The HTML_EXTRA_STYLESHEET tag can be used to specify an additional user- +# defined cascading style sheet that is included after the standard style sheets +# created by doxygen. Using this option one can overrule certain style aspects. +# This is preferred over using HTML_STYLESHEET since it does not replace the +# standard style sheet and is therefor more robust against future updates. +# Doxygen will copy the style sheet file to the output directory. For an example +# see the documentation. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_EXTRA_STYLESHEET = doxygen-custom.css + +# The HTML_EXTRA_FILES tag can be used to specify one or more extra images or +# other source files which should be copied to the HTML output directory. Note +# that these files will be copied to the base HTML output directory. Use the +# $relpath^ marker in the HTML_HEADER and/or HTML_FOOTER files to load these +# files. In the HTML_STYLESHEET file, use the file name only. Also note that the +# files will be copied as-is; there are no commands or markers available. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_EXTRA_FILES = + +# The HTML_COLORSTYLE_HUE tag controls the color of the HTML output. Doxygen +# will adjust the colors in the stylesheet and background images according to +# this color. Hue is specified as an angle on a colorwheel, see +# http://en.wikipedia.org/wiki/Hue for more information. For instance the value +# 0 represents red, 60 is yellow, 120 is green, 180 is cyan, 240 is blue, 300 +# purple, and 360 is red again. +# Minimum value: 0, maximum value: 359, default value: 220. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_COLORSTYLE_HUE = 220 + +# The HTML_COLORSTYLE_SAT tag controls the purity (or saturation) of the colors +# in the HTML output. For a value of 0 the output will use grayscales only. A +# value of 255 will produce the most vivid colors. +# Minimum value: 0, maximum value: 255, default value: 100. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_COLORSTYLE_SAT = 100 + +# The HTML_COLORSTYLE_GAMMA tag controls the gamma correction applied to the +# luminance component of the colors in the HTML output. Values below 100 +# gradually make the output lighter, whereas values above 100 make the output +# darker. The value divided by 100 is the actual gamma applied, so 80 represents +# a gamma of 0.8, The value 220 represents a gamma of 2.2, and 100 does not +# change the gamma. +# Minimum value: 40, maximum value: 240, default value: 80. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_COLORSTYLE_GAMMA = 80 + +# If the HTML_TIMESTAMP tag is set to YES then the footer of each generated HTML +# page will contain the date and time when the page was generated. Setting this +# to NO can help when comparing the output of multiple runs. +# The default value is: YES. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_TIMESTAMP = YES + +# If the HTML_DYNAMIC_SECTIONS tag is set to YES then the generated HTML +# documentation will contain sections that can be hidden and shown after the +# page has loaded. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_DYNAMIC_SECTIONS = YES + +# With HTML_INDEX_NUM_ENTRIES one can control the preferred number of entries +# shown in the various tree structured indices initially; the user can expand +# and collapse entries dynamically later on. Doxygen will expand the tree to +# such a level that at most the specified number of entries are visible (unless +# a fully collapsed tree already exceeds this amount). So setting the number of +# entries 1 will produce a full collapsed tree by default. 0 is a special value +# representing an infinite number of entries and will result in a full expanded +# tree by default. +# Minimum value: 0, maximum value: 9999, default value: 100. +# This tag requires that the tag GENERATE_HTML is set to YES. + +HTML_INDEX_NUM_ENTRIES = 100 + +# If the GENERATE_DOCSET tag is set to YES, additional index files will be +# generated that can be used as input for Apple's Xcode 3 integrated development +# environment (see: http://developer.apple.com/tools/xcode/), introduced with +# OSX 10.5 (Leopard). To create a documentation set, doxygen will generate a +# Makefile in the HTML output directory. Running make will produce the docset in +# that directory and running make install will install the docset in +# ~/Library/Developer/Shared/Documentation/DocSets so that Xcode will find it at +# startup. See http://developer.apple.com/tools/creatingdocsetswithdoxygen.html +# for more information. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +GENERATE_DOCSET = NO + +# This tag determines the name of the docset feed. A documentation feed provides +# an umbrella under which multiple documentation sets from a single provider +# (such as a company or product suite) can be grouped. +# The default value is: Doxygen generated docs. +# This tag requires that the tag GENERATE_DOCSET is set to YES. + +DOCSET_FEEDNAME = "Doxygen generated docs" + +# This tag specifies a string that should uniquely identify the documentation +# set bundle. This should be a reverse domain-name style string, e.g. +# com.mycompany.MyDocSet. Doxygen will append .docset to the name. +# The default value is: org.doxygen.Project. +# This tag requires that the tag GENERATE_DOCSET is set to YES. + +DOCSET_BUNDLE_ID = org.doxygen.Project + +# The DOCSET_PUBLISHER_ID tag specifies a string that should uniquely identify +# the documentation publisher. This should be a reverse domain-name style +# string, e.g. com.mycompany.MyDocSet.documentation. +# The default value is: org.doxygen.Publisher. +# This tag requires that the tag GENERATE_DOCSET is set to YES. + +DOCSET_PUBLISHER_ID = org.doxygen.Publisher + +# The DOCSET_PUBLISHER_NAME tag identifies the documentation publisher. +# The default value is: Publisher. +# This tag requires that the tag GENERATE_DOCSET is set to YES. + +DOCSET_PUBLISHER_NAME = Publisher + +# If the GENERATE_HTMLHELP tag is set to YES then doxygen generates three +# additional HTML index files: index.hhp, index.hhc, and index.hhk. The +# index.hhp is a project file that can be read by Microsoft's HTML Help Workshop +# (see: http://www.microsoft.com/en-us/download/details.aspx?id=21138) on +# Windows. +# +# The HTML Help Workshop contains a compiler that can convert all HTML output +# generated by doxygen into a single compiled HTML file (.chm). Compiled HTML +# files are now used as the Windows 98 help format, and will replace the old +# Windows help format (.hlp) on all Windows platforms in the future. Compressed +# HTML files also contain an index, a table of contents, and you can search for +# words in the documentation. The HTML workshop also contains a viewer for +# compressed HTML files. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +GENERATE_HTMLHELP = NO + +# The CHM_FILE tag can be used to specify the file name of the resulting .chm +# file. You can add a path in front of the file if the result should not be +# written to the html output directory. +# This tag requires that the tag GENERATE_HTMLHELP is set to YES. + +CHM_FILE = + +# The HHC_LOCATION tag can be used to specify the location (absolute path +# including file name) of the HTML help compiler ( hhc.exe). If non-empty +# doxygen will try to run the HTML help compiler on the generated index.hhp. +# The file has to be specified with full path. +# This tag requires that the tag GENERATE_HTMLHELP is set to YES. + +HHC_LOCATION = + +# The GENERATE_CHI flag controls if a separate .chi index file is generated ( +# YES) or that it should be included in the master .chm file ( NO). +# The default value is: NO. +# This tag requires that the tag GENERATE_HTMLHELP is set to YES. + +GENERATE_CHI = NO + +# The CHM_INDEX_ENCODING is used to encode HtmlHelp index ( hhk), content ( hhc) +# and project file content. +# This tag requires that the tag GENERATE_HTMLHELP is set to YES. + +CHM_INDEX_ENCODING = + +# The BINARY_TOC flag controls whether a binary table of contents is generated ( +# YES) or a normal table of contents ( NO) in the .chm file. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTMLHELP is set to YES. + +BINARY_TOC = NO + +# The TOC_EXPAND flag can be set to YES to add extra items for group members to +# the table of contents of the HTML help documentation and to the tree view. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTMLHELP is set to YES. + +TOC_EXPAND = NO + +# If the GENERATE_QHP tag is set to YES and both QHP_NAMESPACE and +# QHP_VIRTUAL_FOLDER are set, an additional index file will be generated that +# can be used as input for Qt's qhelpgenerator to generate a Qt Compressed Help +# (.qch) of the generated HTML documentation. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +GENERATE_QHP = NO + +# If the QHG_LOCATION tag is specified, the QCH_FILE tag can be used to specify +# the file name of the resulting .qch file. The path specified is relative to +# the HTML output folder. +# This tag requires that the tag GENERATE_QHP is set to YES. + +QCH_FILE = + +# The QHP_NAMESPACE tag specifies the namespace to use when generating Qt Help +# Project output. For more information please see Qt Help Project / Namespace +# (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#namespace). +# The default value is: org.doxygen.Project. +# This tag requires that the tag GENERATE_QHP is set to YES. + +QHP_NAMESPACE = org.doxygen.Project + +# The QHP_VIRTUAL_FOLDER tag specifies the namespace to use when generating Qt +# Help Project output. For more information please see Qt Help Project / Virtual +# Folders (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#virtual- +# folders). +# The default value is: doc. +# This tag requires that the tag GENERATE_QHP is set to YES. + +QHP_VIRTUAL_FOLDER = doc + +# If the QHP_CUST_FILTER_NAME tag is set, it specifies the name of a custom +# filter to add. For more information please see Qt Help Project / Custom +# Filters (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#custom- +# filters). +# This tag requires that the tag GENERATE_QHP is set to YES. + +QHP_CUST_FILTER_NAME = + +# The QHP_CUST_FILTER_ATTRS tag specifies the list of the attributes of the +# custom filter to add. For more information please see Qt Help Project / Custom +# Filters (see: http://qt-project.org/doc/qt-4.8/qthelpproject.html#custom- +# filters). +# This tag requires that the tag GENERATE_QHP is set to YES. + +QHP_CUST_FILTER_ATTRS = + +# The QHP_SECT_FILTER_ATTRS tag specifies the list of the attributes this +# project's filter section matches. Qt Help Project / Filter Attributes (see: +# http://qt-project.org/doc/qt-4.8/qthelpproject.html#filter-attributes). +# This tag requires that the tag GENERATE_QHP is set to YES. + +QHP_SECT_FILTER_ATTRS = + +# The QHG_LOCATION tag can be used to specify the location of Qt's +# qhelpgenerator. If non-empty doxygen will try to run qhelpgenerator on the +# generated .qhp file. +# This tag requires that the tag GENERATE_QHP is set to YES. + +QHG_LOCATION = + +# If the GENERATE_ECLIPSEHELP tag is set to YES, additional index files will be +# generated, together with the HTML files, they form an Eclipse help plugin. To +# install this plugin and make it available under the help contents menu in +# Eclipse, the contents of the directory containing the HTML and XML files needs +# to be copied into the plugins directory of eclipse. The name of the directory +# within the plugins directory should be the same as the ECLIPSE_DOC_ID value. +# After copying Eclipse needs to be restarted before the help appears. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +GENERATE_ECLIPSEHELP = NO + +# A unique identifier for the Eclipse help plugin. When installing the plugin +# the directory name containing the HTML and XML files should also have this +# name. Each documentation set should have its own identifier. +# The default value is: org.doxygen.Project. +# This tag requires that the tag GENERATE_ECLIPSEHELP is set to YES. + +ECLIPSE_DOC_ID = org.doxygen.Project + +# If you want full control over the layout of the generated HTML pages it might +# be necessary to disable the index and replace it with your own. The +# DISABLE_INDEX tag can be used to turn on/off the condensed index (tabs) at top +# of each HTML page. A value of NO enables the index and the value YES disables +# it. Since the tabs in the index contain the same information as the navigation +# tree, you can set this option to YES if you also set GENERATE_TREEVIEW to YES. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +DISABLE_INDEX = NO + +# The GENERATE_TREEVIEW tag is used to specify whether a tree-like index +# structure should be generated to display hierarchical information. If the tag +# value is set to YES, a side panel will be generated containing a tree-like +# index structure (just like the one that is generated for HTML Help). For this +# to work a browser that supports JavaScript, DHTML, CSS and frames is required +# (i.e. any modern browser). Windows users are probably better off using the +# HTML help feature. Via custom stylesheets (see HTML_EXTRA_STYLESHEET) one can +# further fine-tune the look of the index. As an example, the default style +# sheet generated by doxygen has an example that shows how to put an image at +# the root of the tree instead of the PROJECT_NAME. Since the tree basically has +# the same information as the tab index, you could consider setting +# DISABLE_INDEX to YES when enabling this option. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +GENERATE_TREEVIEW = NO + +# The ENUM_VALUES_PER_LINE tag can be used to set the number of enum values that +# doxygen will group on one line in the generated HTML documentation. +# +# Note that a value of 0 will completely suppress the enum values from appearing +# in the overview section. +# Minimum value: 0, maximum value: 20, default value: 4. +# This tag requires that the tag GENERATE_HTML is set to YES. + +ENUM_VALUES_PER_LINE = 4 + +# If the treeview is enabled (see GENERATE_TREEVIEW) then this tag can be used +# to set the initial width (in pixels) of the frame in which the tree is shown. +# Minimum value: 0, maximum value: 1500, default value: 250. +# This tag requires that the tag GENERATE_HTML is set to YES. + +TREEVIEW_WIDTH = 250 + +# When the EXT_LINKS_IN_WINDOW option is set to YES doxygen will open links to +# external symbols imported via tag files in a separate window. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +EXT_LINKS_IN_WINDOW = NO + +# Use this tag to change the font size of LaTeX formulas included as images in +# the HTML documentation. When you change the font size after a successful +# doxygen run you need to manually remove any form_*.png images from the HTML +# output directory to force them to be regenerated. +# Minimum value: 8, maximum value: 50, default value: 10. +# This tag requires that the tag GENERATE_HTML is set to YES. + +FORMULA_FONTSIZE = 10 + +# Use the FORMULA_TRANPARENT tag to determine whether or not the images +# generated for formulas are transparent PNGs. Transparent PNGs are not +# supported properly for IE 6.0, but are supported on all modern browsers. +# +# Note that when changing this option you need to delete any form_*.png files in +# the HTML output directory before the changes have effect. +# The default value is: YES. +# This tag requires that the tag GENERATE_HTML is set to YES. + +FORMULA_TRANSPARENT = YES + +# Enable the USE_MATHJAX option to render LaTeX formulas using MathJax (see +# http://www.mathjax.org) which uses client side Javascript for the rendering +# instead of using prerendered bitmaps. Use this if you do not have LaTeX +# installed or if you want to formulas look prettier in the HTML output. When +# enabled you may also need to install MathJax separately and configure the path +# to it using the MATHJAX_RELPATH option. +# The default value is: NO. +# This tag requires that the tag GENERATE_HTML is set to YES. + +USE_MATHJAX = NO + +# When MathJax is enabled you can set the default output format to be used for +# the MathJax output. See the MathJax site (see: +# http://docs.mathjax.org/en/latest/output.html) for more details. +# Possible values are: HTML-CSS (which is slower, but has the best +# compatibility), NativeMML (i.e. MathML) and SVG. +# The default value is: HTML-CSS. +# This tag requires that the tag USE_MATHJAX is set to YES. + +MATHJAX_FORMAT = HTML-CSS + +# When MathJax is enabled you need to specify the location relative to the HTML +# output directory using the MATHJAX_RELPATH option. The destination directory +# should contain the MathJax.js script. For instance, if the mathjax directory +# is located at the same level as the HTML output directory, then +# MATHJAX_RELPATH should be ../mathjax. The default value points to the MathJax +# Content Delivery Network so you can quickly see the result without installing +# MathJax. However, it is strongly recommended to install a local copy of +# MathJax from http://www.mathjax.org before deployment. +# The default value is: http://cdn.mathjax.org/mathjax/latest. +# This tag requires that the tag USE_MATHJAX is set to YES. + +MATHJAX_RELPATH = http://cdn.mathjax.org/mathjax/latest + +# The MATHJAX_EXTENSIONS tag can be used to specify one or more MathJax +# extension names that should be enabled during MathJax rendering. For example +# MATHJAX_EXTENSIONS = TeX/AMSmath TeX/AMSsymbols +# This tag requires that the tag USE_MATHJAX is set to YES. + +MATHJAX_EXTENSIONS = + +# The MATHJAX_CODEFILE tag can be used to specify a file with javascript pieces +# of code that will be used on startup of the MathJax code. See the MathJax site +# (see: http://docs.mathjax.org/en/latest/output.html) for more details. For an +# example see the documentation. +# This tag requires that the tag USE_MATHJAX is set to YES. + +MATHJAX_CODEFILE = + +# When the SEARCHENGINE tag is enabled doxygen will generate a search box for +# the HTML output. The underlying search engine uses javascript and DHTML and +# should work on any modern browser. Note that when using HTML help +# (GENERATE_HTMLHELP), Qt help (GENERATE_QHP), or docsets (GENERATE_DOCSET) +# there is already a search function so this one should typically be disabled. +# For large projects the javascript based search engine can be slow, then +# enabling SERVER_BASED_SEARCH may provide a better solution. It is possible to +# search using the keyboard; to jump to the search box use + S +# (what the is depends on the OS and browser, but it is typically +# , /