1026 lines
29 KiB
C
1026 lines
29 KiB
C
#include <stdio.h>
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#include <stdint.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#define BUFFER_SIZE 270
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static uint8_t key[] = "aixiao";
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char *buff;
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long file_size;
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static int Nb = 4;
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static int Nk = 4;
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static int Nr = 10;
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bool EncryptDataToCipherTxt(uint8_t * orign, uint8_t * result, uint16_t length);
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uint8_t gadd(uint8_t a, uint8_t b)
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{
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return a ^ b;
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}
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uint8_t gsub(uint8_t a, uint8_t b)
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{
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return a ^ b;
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}
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uint8_t gmult(uint8_t a, uint8_t b)
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{
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uint8_t p = 0, i = 0, hbs = 0;
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for (i = 0; i < 8; i++) {
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if (b & 1) {
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p ^= a;
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}
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hbs = a & 0x80;
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a <<= 1;
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if (hbs)
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a ^= 0x1b;
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b >>= 1;
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}
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return (uint8_t) p;
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}
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void coef_add(uint8_t a[], uint8_t b[], uint8_t d[])
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{
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d[0] = a[0] ^ b[0];
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d[1] = a[1] ^ b[1];
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d[2] = a[2] ^ b[2];
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d[3] = a[3] ^ b[3];
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}
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void coef_mult(uint8_t * a, uint8_t * b, uint8_t * d)
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{
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d[0] = gmult(a[0], b[0]) ^ gmult(a[3], b[1]) ^ gmult(a[2], b[2]) ^ gmult(a[1], b[3]);
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d[1] = gmult(a[1], b[0]) ^ gmult(a[0], b[1]) ^ gmult(a[3], b[2]) ^ gmult(a[2], b[3]);
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d[2] = gmult(a[2], b[0]) ^ gmult(a[1], b[1]) ^ gmult(a[0], b[2]) ^ gmult(a[3], b[3]);
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d[3] = gmult(a[3], b[0]) ^ gmult(a[2], b[1]) ^ gmult(a[1], b[2]) ^ gmult(a[0], b[3]);
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}
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static uint8_t s_box[256] = {
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0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
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0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
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0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
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0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75,
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0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84,
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0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf,
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0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8,
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0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2,
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0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73,
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0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb,
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0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79,
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0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08,
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0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a,
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0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e,
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0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf,
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0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16
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};
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static uint8_t inv_s_box[256] = {
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0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb,
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0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb,
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0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e,
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0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25,
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0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92,
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0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84,
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0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06,
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0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b,
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0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73,
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0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e,
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0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b,
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0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4,
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0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f,
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0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef,
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0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61,
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0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d
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};
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uint8_t R[] = { 0x02, 0x00, 0x00, 0x00 };
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uint8_t *Rcon(uint8_t i)
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{
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if (i == 1) {
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R[0] = 0x01;
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} else if (i > 1) {
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R[0] = 0x02;
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i--;
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while (i - 1 > 0) {
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R[0] = gmult(R[0], 0x02);
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i--;
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}
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}
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return R;
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}
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void add_round_key(uint8_t * state, uint8_t * w, uint8_t r)
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{
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uint8_t c;
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for (c = 0; c < Nb; c++) {
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state[Nb * 0 + c] = state[Nb * 0 + c] ^ w[4 * Nb * r + 4 * c + 0];
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state[Nb * 1 + c] = state[Nb * 1 + c] ^ w[4 * Nb * r + 4 * c + 1];
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state[Nb * 2 + c] = state[Nb * 2 + c] ^ w[4 * Nb * r + 4 * c + 2];
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state[Nb * 3 + c] = state[Nb * 3 + c] ^ w[4 * Nb * r + 4 * c + 3];
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}
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}
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void mix_columns(uint8_t * state)
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{
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uint8_t a[] = { 0x02, 0x01, 0x01, 0x03 };
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uint8_t i, j, col[4], res[4];
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for (j = 0; j < Nb; j++) {
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for (i = 0; i < 4; i++) {
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col[i] = state[Nb * i + j];
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}
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coef_mult(a, col, res);
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for (i = 0; i < 4; i++) {
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state[Nb * i + j] = res[i];
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}
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}
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}
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void inv_mix_columns(uint8_t * state)
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{
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uint8_t a[] = { 0x0e, 0x09, 0x0d, 0x0b };
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uint8_t i, j, col[4], res[4];
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for (j = 0; j < Nb; j++) {
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for (i = 0; i < 4; i++) {
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col[i] = state[Nb * i + j];
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}
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coef_mult(a, col, res);
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for (i = 0; i < 4; i++) {
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state[Nb * i + j] = res[i];
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}
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}
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}
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void shift_rows(uint8_t * state)
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{
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uint8_t i, k, s, tmp;
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for (i = 1; i < 4; i++) {
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s = 0;
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while (s < i) {
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tmp = state[Nb * i + 0];
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for (k = 1; k < Nb; k++) {
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state[Nb * i + k - 1] = state[Nb * i + k];
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}
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state[Nb * i + Nb - 1] = tmp;
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s++;
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}
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}
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}
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void inv_shift_rows(uint8_t * state)
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{
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uint8_t i, k, s, tmp;
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for (i = 1; i < 4; i++) {
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s = 0;
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while (s < i) {
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tmp = state[Nb * i + Nb - 1];
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for (k = Nb - 1; k > 0; k--) {
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state[Nb * i + k] = state[Nb * i + k - 1];
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}
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state[Nb * i + 0] = tmp;
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s++;
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}
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}
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}
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void sub_bytes(uint8_t * state)
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{
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uint8_t i, j;
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uint8_t row, col;
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for (i = 0; i < 4; i++) {
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for (j = 0; j < Nb; j++) {
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row = (state[Nb * i + j] & 0xf0) >> 4;
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col = state[Nb * i + j] & 0x0f;
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state[Nb * i + j] = s_box[16 * row + col];
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}
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}
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}
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void inv_sub_bytes(uint8_t * state)
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{
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uint8_t i, j;
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uint8_t row, col;
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for (i = 0; i < 4; i++) {
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for (j = 0; j < Nb; j++) {
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row = (state[Nb * i + j] & 0xf0) >> 4;
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col = state[Nb * i + j] & 0x0f;
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state[Nb * i + j] = inv_s_box[16 * row + col];
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}
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}
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}
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void sub_word(uint8_t * w)
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{
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uint8_t i;
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for (i = 0; i < 4; i++) {
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w[i] = s_box[16 * ((w[i] & 0xf0) >> 4) + (w[i] & 0x0f)];
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}
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}
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void rot_word(uint8_t * w)
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{
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uint8_t tmp;
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uint8_t i;
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tmp = w[0];
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for (i = 0; i < 3; i++) {
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w[i] = w[i + 1];
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}
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w[3] = tmp;
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}
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void key_expansion(uint8_t * key, uint8_t * w)
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{
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uint8_t tmp[4];
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uint8_t i;
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uint8_t len = Nb * (Nr + 1);
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for (i = 0; i < Nk; i++) {
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w[4 * i + 0] = key[4 * i + 0];
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w[4 * i + 1] = key[4 * i + 1];
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w[4 * i + 2] = key[4 * i + 2];
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w[4 * i + 3] = key[4 * i + 3];
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}
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for (i = Nk; i < len; i++) {
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tmp[0] = w[4 * (i - 1) + 0];
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tmp[1] = w[4 * (i - 1) + 1];
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tmp[2] = w[4 * (i - 1) + 2];
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tmp[3] = w[4 * (i - 1) + 3];
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if (i % Nk == 0) {
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rot_word(tmp);
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sub_word(tmp);
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coef_add(tmp, Rcon(i / Nk), tmp);
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} else if (Nk > 6 && i % Nk == 4) {
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sub_word(tmp);
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}
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w[4 * i + 0] = w[4 * (i - Nk) + 0] ^ tmp[0];
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w[4 * i + 1] = w[4 * (i - Nk) + 1] ^ tmp[1];
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w[4 * i + 2] = w[4 * (i - Nk) + 2] ^ tmp[2];
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w[4 * i + 3] = w[4 * (i - Nk) + 3] ^ tmp[3];
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}
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}
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void cipher(uint8_t * in, uint8_t * out, uint8_t * w)
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{
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uint8_t state[4 * Nb];
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uint8_t r, i, j;
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for (i = 0; i < 4; i++) {
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for (j = 0; j < Nb; j++) {
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state[Nb * i + j] = in[i + 4 * j];
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}
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}
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add_round_key(state, w, 0);
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for (r = 1; r < Nr; r++) {
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sub_bytes(state);
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shift_rows(state);
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mix_columns(state);
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add_round_key(state, w, r);
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}
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sub_bytes(state);
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shift_rows(state);
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add_round_key(state, w, Nr);
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for (i = 0; i < 4; i++) {
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for (j = 0; j < Nb; j++) {
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out[i + 4 * j] = state[Nb * i + j];
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}
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}
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}
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void inv_cipher(uint8_t * in, uint8_t * out, uint8_t * w)
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{
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uint8_t state[4 * Nb];
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uint8_t r, i, j;
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for (i = 0; i < 4; i++) {
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for (j = 0; j < Nb; j++) {
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state[Nb * i + j] = in[i + 4 * j];
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}
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}
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add_round_key(state, w, Nr);
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for (r = Nr - 1; r >= 1; r--) {
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inv_shift_rows(state);
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inv_sub_bytes(state);
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add_round_key(state, w, r);
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inv_mix_columns(state);
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}
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inv_shift_rows(state);
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inv_sub_bytes(state);
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add_round_key(state, w, 0);
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for (i = 0; i < 4; i++) {
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for (j = 0; j < Nb; j++) {
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out[i + 4 * j] = state[Nb * i + j];
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}
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}
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}
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bool EncryptDataToCipherTxt(uint8_t * orign, uint8_t * result, uint16_t length)
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{
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uint8_t w[240];
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switch (sizeof(key)) {
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default:
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case 16:
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Nk = 4;
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Nr = 10;
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break;
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case 24:
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Nk = 6;
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Nr = 12;
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break;
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case 32:
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Nk = 8;
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Nr = 14;
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break;
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}
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key_expansion(key, w);
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if (length % 16 == 0) {
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uint16_t i;
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uint16_t counter = length / 16;
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uint8_t *p, *q;
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for (i = 0; i < counter; i++) {
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p = &orign[16 * i];
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q = &result[16 * i];
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cipher(p, q, w);
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}
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} else {
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return false;
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}
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return true;
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}
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int open_file(char *filename)
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{
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FILE *file;
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file = fopen(filename, "r");
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if (file == NULL) {
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perror("cannot open config file.");
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exit(-1);
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}
|
|
fseek(file, 0, SEEK_END);
|
|
file_size = ftell(file);
|
|
buff = (char *)malloc(file_size + 1);
|
|
if (buff == NULL)
|
|
perror("out of memory.");
|
|
rewind(file);
|
|
if (fread(buff, file_size, 1, file) < 1) {
|
|
perror("fread");
|
|
}
|
|
fclose(file);
|
|
buff[file_size] = '\0';
|
|
|
|
return 0;
|
|
}
|
|
|
|
char *source_c[] = {
|
|
"",
|
|
"#include <stdio.h>",
|
|
"#include <stdint.h>",
|
|
"#include <unistd.h>",
|
|
"#include <ctype.h>",
|
|
"#include <string.h>",
|
|
"#include <stdlib.h>",
|
|
"#include <stdbool.h>",
|
|
"#include <sys/stat.h>",
|
|
"",
|
|
"static uint8_t key[] = \"aixiao\";",
|
|
"char *buff;",
|
|
"long file_size;",
|
|
"",
|
|
|
|
"static int Nb = 4;",
|
|
"static int Nk = 4;",
|
|
"static int Nr = 10;",
|
|
"",
|
|
"",
|
|
"uint8_t gadd(uint8_t a, uint8_t b)",
|
|
"{",
|
|
" return a ^ b;",
|
|
"}",
|
|
"",
|
|
"uint8_t gsub(uint8_t a, uint8_t b)",
|
|
"{",
|
|
" return a ^ b;",
|
|
"}",
|
|
"",
|
|
"uint8_t gmult(uint8_t a, uint8_t b)",
|
|
"{",
|
|
" uint8_t p = 0, i = 0, hbs = 0;",
|
|
"",
|
|
" for (i = 0; i < 8; i++) {",
|
|
" if (b & 1) {",
|
|
" p ^= a;",
|
|
" }",
|
|
"",
|
|
" hbs = a & 0x80;",
|
|
" a <<= 1;",
|
|
" if (hbs)",
|
|
" a ^= 0x1b;",
|
|
" b >>= 1;",
|
|
" }",
|
|
"",
|
|
" return (uint8_t) p;",
|
|
"}",
|
|
"",
|
|
"void coef_add(uint8_t a[], uint8_t b[], uint8_t d[])",
|
|
"{",
|
|
" d[0] = a[0] ^ b[0];",
|
|
" d[1] = a[1] ^ b[1];",
|
|
" d[2] = a[2] ^ b[2];",
|
|
" d[3] = a[3] ^ b[3];",
|
|
"}",
|
|
"",
|
|
"void coef_mult(uint8_t * a, uint8_t * b, uint8_t * d)",
|
|
"{",
|
|
" d[0] = gmult(a[0], b[0]) ^ gmult(a[3], b[1]) ^ gmult(a[2], b[2]) ^ gmult(a[1], b[3]);",
|
|
" d[1] = gmult(a[1], b[0]) ^ gmult(a[0], b[1]) ^ gmult(a[3], b[2]) ^ gmult(a[2], b[3]);",
|
|
" d[2] = gmult(a[2], b[0]) ^ gmult(a[1], b[1]) ^ gmult(a[0], b[2]) ^ gmult(a[3], b[3]);",
|
|
" d[3] = gmult(a[3], b[0]) ^ gmult(a[2], b[1]) ^ gmult(a[1], b[2]) ^ gmult(a[0], b[3]);",
|
|
"}",
|
|
"",
|
|
"static uint8_t s_box[256] = {",
|
|
" 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 uint8_t inv_s_box[256] = {",
|
|
" 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",
|
|
"};",
|
|
"",
|
|
"uint8_t R[] = { 0x02, 0x00, 0x00, 0x00 };",
|
|
"",
|
|
"uint8_t *Rcon(uint8_t i)",
|
|
"{",
|
|
" if (i == 1) {",
|
|
" R[0] = 0x01;",
|
|
" } else if (i > 1) {",
|
|
" R[0] = 0x02;",
|
|
" i--;",
|
|
" while (i - 1 > 0) {",
|
|
" R[0] = gmult(R[0], 0x02);",
|
|
" i--;",
|
|
" }",
|
|
" }",
|
|
"",
|
|
" return R;",
|
|
"}",
|
|
"",
|
|
"void add_round_key(uint8_t * state, uint8_t * w, uint8_t r)",
|
|
"{",
|
|
" uint8_t c;",
|
|
"",
|
|
" for (c = 0; c < Nb; c++) {",
|
|
" state[Nb * 0 + c] = state[Nb * 0 + c] ^ w[4 * Nb * r + 4 * c + 0];",
|
|
" state[Nb * 1 + c] = state[Nb * 1 + c] ^ w[4 * Nb * r + 4 * c + 1];",
|
|
" state[Nb * 2 + c] = state[Nb * 2 + c] ^ w[4 * Nb * r + 4 * c + 2];",
|
|
" state[Nb * 3 + c] = state[Nb * 3 + c] ^ w[4 * Nb * r + 4 * c + 3];",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void mix_columns(uint8_t * state)",
|
|
"{",
|
|
" uint8_t a[] = { 0x02, 0x01, 0x01, 0x03 };",
|
|
" uint8_t i, j, col[4], res[4];",
|
|
"",
|
|
" for (j = 0; j < Nb; j++) {",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" col[i] = state[Nb * i + j];",
|
|
" }",
|
|
"",
|
|
" coef_mult(a, col, res);",
|
|
"",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" state[Nb * i + j] = res[i];",
|
|
" }",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void inv_mix_columns(uint8_t * state)",
|
|
"{",
|
|
" uint8_t a[] = { 0x0e, 0x09, 0x0d, 0x0b };",
|
|
" uint8_t i, j, col[4], res[4];",
|
|
"",
|
|
" for (j = 0; j < Nb; j++) {",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" col[i] = state[Nb * i + j];",
|
|
" }",
|
|
"",
|
|
" coef_mult(a, col, res);",
|
|
"",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" state[Nb * i + j] = res[i];",
|
|
" }",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void shift_rows(uint8_t * state)",
|
|
"{",
|
|
" uint8_t i, k, s, tmp;",
|
|
"",
|
|
" for (i = 1; i < 4; i++) {",
|
|
"",
|
|
" s = 0;",
|
|
" while (s < i) {",
|
|
" tmp = state[Nb * i + 0];",
|
|
"",
|
|
" for (k = 1; k < Nb; k++) {",
|
|
" state[Nb * i + k - 1] = state[Nb * i + k];",
|
|
" }",
|
|
"",
|
|
" state[Nb * i + Nb - 1] = tmp;",
|
|
" s++;",
|
|
" }",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void inv_shift_rows(uint8_t * state)",
|
|
"{",
|
|
" uint8_t i, k, s, tmp;",
|
|
"",
|
|
" for (i = 1; i < 4; i++) {",
|
|
" s = 0;",
|
|
" while (s < i) {",
|
|
" tmp = state[Nb * i + Nb - 1];",
|
|
"",
|
|
" for (k = Nb - 1; k > 0; k--) {",
|
|
" state[Nb * i + k] = state[Nb * i + k - 1];",
|
|
" }",
|
|
"",
|
|
" state[Nb * i + 0] = tmp;",
|
|
" s++;",
|
|
" }",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void sub_bytes(uint8_t * state)",
|
|
"{",
|
|
" uint8_t i, j;",
|
|
" uint8_t row, col;",
|
|
"",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" for (j = 0; j < Nb; j++) {",
|
|
" row = (state[Nb * i + j] & 0xf0) >> 4;",
|
|
" col = state[Nb * i + j] & 0x0f;",
|
|
" state[Nb * i + j] = s_box[16 * row + col];",
|
|
" }",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void inv_sub_bytes(uint8_t * state)",
|
|
"{",
|
|
" uint8_t i, j;",
|
|
" uint8_t row, col;",
|
|
"",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" for (j = 0; j < Nb; j++) {",
|
|
" row = (state[Nb * i + j] & 0xf0) >> 4;",
|
|
" col = state[Nb * i + j] & 0x0f;",
|
|
" state[Nb * i + j] = inv_s_box[16 * row + col];",
|
|
" }",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void sub_word(uint8_t * w)",
|
|
"{",
|
|
" uint8_t i;",
|
|
|
|
" for (i = 0; i < 4; i++) {",
|
|
" w[i] = s_box[16 * ((w[i] & 0xf0) >> 4) + (w[i] & 0x0f)];",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void rot_word(uint8_t * w)",
|
|
"{",
|
|
" uint8_t tmp;",
|
|
" uint8_t i;",
|
|
"",
|
|
" tmp = w[0];",
|
|
"",
|
|
" for (i = 0; i < 3; i++) {",
|
|
" w[i] = w[i + 1];",
|
|
" }",
|
|
"",
|
|
" w[3] = tmp;",
|
|
"}",
|
|
"",
|
|
"void key_expansion(uint8_t * key, uint8_t * w)",
|
|
"{",
|
|
" uint8_t tmp[4];",
|
|
" uint8_t i;",
|
|
" uint8_t len = Nb * (Nr + 1);",
|
|
"",
|
|
" for (i = 0; i < Nk; i++) {",
|
|
" w[4 * i + 0] = key[4 * i + 0];",
|
|
" w[4 * i + 1] = key[4 * i + 1];",
|
|
" w[4 * i + 2] = key[4 * i + 2];",
|
|
" w[4 * i + 3] = key[4 * i + 3];",
|
|
" }",
|
|
"",
|
|
" for (i = Nk; i < len; i++) {",
|
|
" tmp[0] = w[4 * (i - 1) + 0];",
|
|
" tmp[1] = w[4 * (i - 1) + 1];",
|
|
" tmp[2] = w[4 * (i - 1) + 2];",
|
|
" tmp[3] = w[4 * (i - 1) + 3];",
|
|
"",
|
|
" if (i % Nk == 0) {",
|
|
"",
|
|
" rot_word(tmp);",
|
|
" sub_word(tmp);",
|
|
" coef_add(tmp, Rcon(i / Nk), tmp);",
|
|
"",
|
|
" } else if (Nk > 6 && i % Nk == 4) {",
|
|
"",
|
|
" sub_word(tmp);",
|
|
"",
|
|
" }",
|
|
"",
|
|
" w[4 * i + 0] = w[4 * (i - Nk) + 0] ^ tmp[0];",
|
|
" w[4 * i + 1] = w[4 * (i - Nk) + 1] ^ tmp[1];",
|
|
" w[4 * i + 2] = w[4 * (i - Nk) + 2] ^ tmp[2];",
|
|
" w[4 * i + 3] = w[4 * (i - Nk) + 3] ^ tmp[3];",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void cipher(uint8_t * in, uint8_t * out, uint8_t * w)",
|
|
"{",
|
|
" uint8_t state[4 * Nb];",
|
|
" uint8_t r, i, j;",
|
|
"",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" for (j = 0; j < Nb; j++) {",
|
|
" state[Nb * i + j] = in[i + 4 * j];",
|
|
" }",
|
|
" }",
|
|
"",
|
|
" add_round_key(state, w, 0);",
|
|
"",
|
|
" for (r = 1; r < Nr; r++) {",
|
|
" sub_bytes(state);",
|
|
" shift_rows(state);",
|
|
" mix_columns(state);",
|
|
" add_round_key(state, w, r);",
|
|
" }",
|
|
"",
|
|
" sub_bytes(state);",
|
|
" shift_rows(state);",
|
|
" add_round_key(state, w, Nr);",
|
|
"",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" for (j = 0; j < Nb; j++) {",
|
|
" out[i + 4 * j] = state[Nb * i + j];",
|
|
" }",
|
|
" }",
|
|
"}",
|
|
"",
|
|
"void inv_cipher(uint8_t * in, uint8_t * out, uint8_t * w)",
|
|
"{",
|
|
" uint8_t state[4 * Nb];",
|
|
" uint8_t r, i, j;",
|
|
"",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" for (j = 0; j < Nb; j++) {",
|
|
" state[Nb * i + j] = in[i + 4 * j];",
|
|
" }",
|
|
" }",
|
|
"",
|
|
" add_round_key(state, w, Nr);",
|
|
"",
|
|
" for (r = Nr - 1; r >= 1; r--) {",
|
|
" inv_shift_rows(state);",
|
|
" inv_sub_bytes(state);",
|
|
" add_round_key(state, w, r);",
|
|
" inv_mix_columns(state);",
|
|
" }",
|
|
"",
|
|
" inv_shift_rows(state);",
|
|
" inv_sub_bytes(state);",
|
|
" add_round_key(state, w, 0);",
|
|
"",
|
|
" for (i = 0; i < 4; i++) {",
|
|
" for (j = 0; j < Nb; j++) {",
|
|
" out[i + 4 * j] = state[Nb * i + j];",
|
|
" }",
|
|
" }",
|
|
"}",
|
|
|
|
"",
|
|
"bool DecryptCipherTxtToData(uint8_t * orign, uint8_t * result, uint16_t length)",
|
|
"{",
|
|
" uint8_t w[240];",
|
|
"",
|
|
" switch (sizeof(key)) {",
|
|
" default:",
|
|
" case 16:",
|
|
" Nk = 4;",
|
|
" Nr = 10;",
|
|
" break;",
|
|
" case 24:",
|
|
" Nk = 6;",
|
|
" Nr = 12;",
|
|
" break;",
|
|
" case 32:",
|
|
" Nk = 8;",
|
|
" Nr = 14;",
|
|
" break;",
|
|
" }",
|
|
"",
|
|
" key_expansion(key, w);",
|
|
|
|
" if (length % 16 == 0) {",
|
|
" uint16_t i;",
|
|
" uint16_t counter = length / 16;",
|
|
" uint8_t *p, *q;",
|
|
"",
|
|
" for (i = 0; i < counter; i++) {",
|
|
" p = &orign[16 * i];",
|
|
" q = &result[16 * i];",
|
|
" inv_cipher(p, q, w);",
|
|
" }",
|
|
" } else {",
|
|
" return false;",
|
|
" }",
|
|
" return true;",
|
|
"}",
|
|
"",
|
|
"int open_file(char *filename)",
|
|
"{",
|
|
" FILE *file;",
|
|
"",
|
|
" file = fopen(filename, \"r\");",
|
|
" if (file == NULL) {",
|
|
" perror(\"cannot open config file.\");",
|
|
" exit(-1);",
|
|
" }",
|
|
" fseek(file, 0, SEEK_END);",
|
|
" file_size = ftell(file);",
|
|
" buff = (char *)malloc(file_size + 1);",
|
|
" if (buff == NULL)",
|
|
" perror(\"out of memory.\");",
|
|
" rewind(file);",
|
|
" if (fread(buff, file_size, 1, file) < 1) {",
|
|
" perror(\"fread\");",
|
|
" }",
|
|
" fclose(file);",
|
|
" buff[file_size] = '\\0';",
|
|
" return 0;",
|
|
"}",
|
|
"",
|
|
"",
|
|
"static int oneHexChar2Hex(char hex)",
|
|
"{",
|
|
" int outHex = 0;",
|
|
" if (isdigit(hex)) {",
|
|
" outHex = hex - '0';",
|
|
" } else if (isupper(hex)) {",
|
|
" outHex = hex - 'A' + 10;",
|
|
" } else {",
|
|
" outHex = hex - 'a' + 10;",
|
|
" }",
|
|
" return outHex;",
|
|
"}",
|
|
"",
|
|
"static int HexString2Hex(char *inHexString, char *outHex, int count)",
|
|
"{",
|
|
" int ret = -1;",
|
|
" int len = 0;",
|
|
" int i;",
|
|
" char ch1, ch2;",
|
|
|
|
" if (NULL == inHexString)",
|
|
" return -1;",
|
|
|
|
" len = count;",
|
|
|
|
" if (len < 1)",
|
|
" return -1;",
|
|
|
|
" len &= ~1;",
|
|
" for (i = 0; i < len; i += 2) {",
|
|
" ch1 = inHexString[i];",
|
|
" ch2 = inHexString[i + 1];",
|
|
" outHex[i / 2 + 1] = 0;",
|
|
" if (isxdigit(ch1) && isxdigit(ch2)) {",
|
|
" ch1 = oneHexChar2Hex(ch1);",
|
|
" ch2 = oneHexChar2Hex(ch2);",
|
|
" outHex[i / 2] = (ch1 << 4) | ch2;",
|
|
" } else {",
|
|
" goto EXIT;",
|
|
" }",
|
|
" }",
|
|
" return 0;",
|
|
"EXIT:",
|
|
" return ret;",
|
|
"}",
|
|
"",
|
|
"int main(int argc, char *argv[])",
|
|
"{",
|
|
" uint8_t *Hex_string = (uint8_t *) malloc(encrypted_text_len*2);",
|
|
" memset(Hex_string, 0, encrypted_text_len*2);",
|
|
"",
|
|
" uint8_t *Decrypt_data = (uint8_t *) malloc(encrypted_text_len*2);",
|
|
" memset(Decrypt_data, 0, encrypted_text_len*2);",
|
|
"",
|
|
" int l = strlen((const char *)Encrypted_data);",
|
|
" HexString2Hex((char *)Encrypted_data, (char *)Hex_string, l);",
|
|
"",
|
|
" DecryptCipherTxtToData(Hex_string, (uint8_t *)Decrypt_data, encrypted_text_len);",
|
|
" //printf(\"%s\\n\", Decrypt_data);",
|
|
"",
|
|
" execlp(\"bash\", argv[0], \"-c\", Decrypt_data, (char *)0);",
|
|
|
|
"",
|
|
" free(buff);",
|
|
" free(Hex_string);",
|
|
" free(Decrypt_data);",
|
|
"",
|
|
" return 0;",
|
|
"}",
|
|
0
|
|
};
|
|
|
|
static void hex2str(uint8_t * input, uint16_t input_len, char *output)
|
|
{
|
|
char *hexEncode = "0123456789ABCDEF";
|
|
int i = 0, j = 0;
|
|
|
|
for (i = 0; i < input_len; i++) {
|
|
output[j++] = hexEncode[(input[i] >> 4) & 0xf];
|
|
output[j++] = hexEncode[(input[i]) & 0xf];
|
|
}
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
if (argv[1] == NULL)
|
|
{
|
|
printf("%s \"shell script file\"\n", argv[0]);
|
|
exit(1);
|
|
}
|
|
|
|
open_file(argv[1]);
|
|
|
|
|
|
char text_content[file_size * 2];
|
|
uint8_t text_content_out[file_size * 2];
|
|
uint16_t text_content_length = file_size;
|
|
unsigned char encrypted_text[file_size * 3];
|
|
char encrypted_text_len[BUFFER_SIZE];
|
|
uint8_t *hexString = (uint8_t *) malloc(file_size * 3);
|
|
|
|
FILE *sfile = NULL;
|
|
char sourcefile[BUFFER_SIZE];
|
|
char binfile[BUFFER_SIZE];
|
|
char buildcmd[BUFFER_SIZE*10];
|
|
|
|
|
|
|
|
memset(text_content, 0, file_size * 2);
|
|
memset(text_content_out, 0, file_size * 2);
|
|
memset(encrypted_text, 0, file_size * 3);
|
|
memset(encrypted_text_len, 0, BUFFER_SIZE);
|
|
memset(hexString, 0, file_size * 3);
|
|
|
|
memset(sourcefile, 0, BUFFER_SIZE);
|
|
memset(binfile, 0, BUFFER_SIZE);
|
|
memset(buildcmd, 0, BUFFER_SIZE*10);
|
|
|
|
|
|
|
|
memcpy(text_content, buff, strlen(buff));
|
|
while (text_content_length % 16) {
|
|
strcat(text_content, "\0");
|
|
text_content_length++;
|
|
}
|
|
EncryptDataToCipherTxt((uint8_t *) text_content, text_content_out, text_content_length);
|
|
|
|
|
|
//16进制字符串
|
|
hex2str(text_content_out, text_content_length, (char *)hexString);
|
|
//printf("%s\n", hexString);
|
|
|
|
//拼接
|
|
strcat((char *)encrypted_text, "char Encrypted_data[]=\"");
|
|
strcat((char *)encrypted_text, (const char *)hexString);
|
|
strcat((char *)encrypted_text, "\";");
|
|
|
|
// 长度
|
|
sprintf(encrypted_text_len, "int encrypted_text_len=%d;\n", text_content_length);
|
|
|
|
|
|
strcpy(sourcefile, argv[1]);
|
|
strcat(sourcefile, ".c");
|
|
|
|
// 写入文件
|
|
sfile = fopen(sourcefile, "w");
|
|
if (sfile == NULL)
|
|
{
|
|
perror("fopen");
|
|
return 1;
|
|
}
|
|
|
|
fprintf(sfile, "%s\n", encrypted_text);
|
|
fprintf(sfile, "%s\n", encrypted_text_len);
|
|
fflush(sfile);
|
|
for (int indx = 0; source_c[indx]; indx++)
|
|
fprintf(sfile, "%s\n", source_c[indx]);
|
|
fclose(sfile);
|
|
|
|
|
|
|
|
strcpy(binfile, sourcefile);
|
|
strcat(binfile, ".x");
|
|
sleep(1);
|
|
|
|
sprintf(buildcmd, "gcc -Wall %s -o %s -static", sourcefile, binfile);
|
|
system(buildcmd);
|
|
|
|
//压缩
|
|
char upxcommand[BUFFER_SIZE];
|
|
memset(upxcommand, 0, BUFFER_SIZE);
|
|
strcpy(upxcommand, "upx -9 ");
|
|
strcat(upxcommand, binfile);
|
|
sleep(1);
|
|
system(upxcommand);
|
|
remove(sourcefile);
|
|
|
|
|
|
free(buff);
|
|
|
|
|
|
return 0;
|
|
}
|