Michael Giacomelli | 76c093d | 2009-01-04 01:34:37 +0000 | [diff] [blame] | 1 | #include <stdio.h> |
| 2 | #include <string.h> |
| 3 | #include <stdlib.h> |
| 4 | |
| 5 | #define NK_SIZE 12965335 |
| 6 | #define READ_SIZE 1024 |
| 7 | |
| 8 | FILE *in, *out; |
| 9 | |
| 10 | int bytes_read, bytes_writen, ret; |
| 11 | |
| 12 | char header[]={0x42, 0x30, 0x30, 0x30, 0x46, 0x46, 0x0A, 0x00, 0x00, 0x20, 0x88, 0x84, 0x3C, 0xCD, 0x00, 0x00, |
| 13 | 0x00, 0x20, 0x88, 0x04, 0x00, 0x00, 0x00, 0xEB, 0x01, 0x00, 0x00, 0xFE, 0x03, 0x00, 0xEA, 0x40, |
| 14 | 0x00, 0x20, 0x88, 0x08, 0x00, 0x00, 0x00, 0xC7, 0x02, 0x00, 0x00, 0x45, 0x43, 0x45, 0x43, 0x20, |
| 15 | 0x22, 0xED, 0x88, 0x48, 0x00, 0x20, 0x88, 0x04, 0x00, 0x00, 0x00, 0x0F, 0x01, 0x00, 0x00, 0x20, |
| 16 | 0x22, 0xCD, 0x00, 0x00, 0x10, 0x20, 0x88, 0xDC, 0x73, 0x04, 0x00, 0x70, 0xAE, 0xC4, 0x01, 0x00, |
| 17 | 0x00, 0x0F, 0xE1, 0x13, 0x00, 0xA0, 0xE3, 0x80, 0x00, 0x80, 0xE3, 0x40, 0x00, 0x80, 0xE3, 0x00, |
| 18 | 0xF0, 0x23, 0xE1, 0x30, 0x0F, 0x11, 0xEE, 0x02, 0x01, 0x80, 0xE3, 0x30, 0x0F, 0x01, 0xEE, 0x10, |
| 19 | 0x0F, 0x11, 0xEE, 0x01, 0x0A, 0xC0, 0xE3, 0x04, 0x00, 0xC0, 0xE3, 0x01, 0x00, 0xC0, 0xE3, 0x02, |
| 20 | 0x0A, 0xC0, 0xE3, 0x02, 0x06, 0x80, 0xE3, 0x10, 0x0F, 0x01, 0xEE, 0x55, 0x01, 0xA0, 0xE3, 0x92, |
| 21 | 0x0F, 0x0F, 0xEE, 0x03, 0x12, 0xA0, 0xE3, 0x00, 0x00, 0xA0, 0xE3, 0x00, 0x01, 0x81, 0xE5, 0x0F, |
| 22 | 0x06, 0xA0, 0xE3, 0x50, 0x0F, 0x01, 0xEE, 0x1C, 0x1B, 0x9F, 0xE5, 0x1C, 0x2B, 0x9F, 0xE5, 0x00, |
| 23 | 0x00, 0xA0, 0xE3, 0x24, 0x00, 0x81, 0xE5, 0x28, 0x00, 0x81, 0xE5, 0x2C, 0x00, 0x81, 0xE5, 0x40, |
| 24 | 0x00, 0x81, 0xE5, 0x44, 0x00, 0x81, 0xE5, 0x48, 0x00, 0x81, 0xE5, 0x4C, 0x00, 0x81, 0xE5, 0x50, |
| 25 | 0x00, 0x81, 0xE5, 0x24, 0x00, 0x82, 0xE5, 0x28, 0x00, 0x82, 0xE5, 0x2C, 0x00, 0x82, 0xE5, 0x40, |
| 26 | 0x00, 0x82, 0xE5, 0x44, 0x00, 0x82, 0xE5, 0x48, 0x00, 0x82, 0xE5, 0x4C, 0x00, 0x82, 0xE5, 0x50, |
| 27 | 0x00, 0x82, 0xE5, 0x01, 0x01, 0x80, 0xE3, 0x20, 0x00, 0x81, 0xE5, 0x20, 0x00, 0x82, 0xE5, 0xCC, |
| 28 | 0x0A, 0x9F, 0xE5, 0x00, 0x00, 0x81, 0xE5, 0x04, 0x00, 0x81, 0xE5, 0x00, 0x00, 0x82, 0xE5, 0x04, |
| 29 | 0x00, 0x82, 0xE5, 0xBC, 0x1A, 0x9F, 0xE5, 0xBC, 0x0A, 0x9F, 0xE5, 0x00, 0x00, 0x81, 0xE5, 0x00, |
| 30 | 0x01, 0x81, 0xE5, 0x00, 0x02, 0x81, 0xE5, 0x00, 0x03, 0x81, 0xE5, 0x00, 0x04, 0x81, 0xE5, 0x10, |
| 31 | 0x00, 0xA0, 0xE3, 0x10, 0x00, 0x81, 0xE5, 0x10, 0x01, 0x81, 0xE5, 0x10, 0x02, 0x81, 0xE5, 0x10, |
| 32 | 0x03, 0x81, 0xE5, 0x10, 0x04, 0x81, 0xE5, 0x01, 0x00, 0xA0, 0xE3, 0x00, 0x08, 0x81, 0xE5, 0x00, |
| 33 | 0x09, 0x81, 0xE5, 0x00, 0x0A, 0x81, 0xE5, 0x00, 0x0B, 0x81, 0xE5, 0x00, 0x0C, 0x81, 0xE5, 0x00, |
| 34 | 0x0D, 0x81, 0xE5, 0x74, 0x1A, 0x9F, 0xE5, 0x40, 0x00, 0xA0, 0xE3, 0x00, 0x00, 0x81, 0xE5, 0x6C, |
| 35 | 0x0A, 0x9F, 0xE5, 0x38, 0x40, 0x80, 0xE2, 0x07, 0x10, 0xA0, 0xE3, 0x64, 0x2A, 0x9F, 0xE5, 0x00, |
| 36 | 0x10, 0x80, 0xE5, 0x00, 0x30, 0x90, 0xE5, 0x03, 0x00, 0x52, 0xE1, 0xFC, 0xFF, 0xFF, 0x1A, 0x04, |
| 37 | 0x00, 0x80, 0xE2, 0x04, 0x00, 0x50, 0xE1, 0xF8, 0xFF, 0xFF, 0xDA, 0x48, 0x1A, 0x9F, 0xE5, 0x0C, |
| 38 | 0x00, 0x91, 0xE5, 0x00, 0x20, 0xA0, 0xE1, 0x10, 0x00, 0x10, 0xE2, 0x35, 0x02, 0x00, 0x1A, 0x10, |
| 39 | 0x20, 0x82, 0xE3, 0x0C, 0x20, 0x81, 0xE5, 0x30, 0x1A, 0x9F, 0xE5, 0x30, 0x0A, 0x9F, 0xE5, 0x40, |
| 40 | 0x00, 0x81, 0xE5, 0x2C, 0x0A, 0x9F, 0xE5, 0x44, 0x00, 0x81, 0xE5, 0x28, 0x0A, 0x9F, 0xE5, 0x48, |
| 41 | 0x00, 0x81, 0xE5, 0x24, 0x1A, 0x9F, 0xE5, 0x40, 0x00, 0xA0, 0xE3, 0x00, 0x00, 0x81, 0xE5, 0x04, |
| 42 | 0x1A, 0x9F, 0xE5, 0x18, 0x0A, 0x9F, 0xE5, 0x20, 0x00, 0x81, 0xE5, 0x14, 0x0A, 0x9F, 0xE5, 0x24, |
| 43 | 0x00, 0x81, 0xE5, 0x10, 0x0A, 0x9F, 0xE5, 0x28, 0x00, 0x81, 0xE5, 0x60, 0x00, 0x91, 0xE5, 0x1E, |
| 44 | 0x0C, 0xC0, 0xE3, 0x06, 0x0B, 0x80, 0xE3, 0x60, 0x00, 0x81, 0xE5, 0xFC, 0x09, 0x9F, 0xE5, 0x1C, |
| 45 | 0x00, 0x81, 0xE5, 0xF8, 0x09, 0x9F, 0xE5, 0x00, 0x00, 0x81, 0xE5, 0xF4, 0x09, 0x9F, 0xE5, 0x18, |
| 46 | 0x00, 0x81, 0xE5, 0xF0, 0x09, 0x9F, 0xE5, 0x14, 0x00, 0x81, 0xE5, 0xEC, 0x09, 0x9F, 0xE5, 0x04, |
| 47 | 0x00, 0x81, 0xE5, 0xE8, 0x09, 0x9F, 0xE5, 0x10, 0x00, 0x81, 0xE5, 0x0A, 0x12, 0xA0, 0xE3, 0xE0, |
| 48 | 0x09, 0x9F, 0xE5, 0xB0, 0x00, 0xC1, 0xE1, 0xA0, 0x19, 0x9F, 0xE5, 0xD8, 0x09, 0x9F, 0xE5, 0x00, |
| 49 | 0x00, 0x81, 0xE5, 0xD4, 0x09, 0x9F, 0xE5, 0x04, 0x00, 0x81, 0xE5, 0xD0, 0x09, 0x9F, 0xE5, 0x08, |
| 50 | 0x00, 0x81, 0xE5, 0x04, 0x00, 0xA0, 0xE3, 0x60, 0x00, 0x81, 0xE5, 0x02, 0x11, 0xA0, 0xE3, 0x01, |
| 51 | 0x00, 0x5F, 0xE1, 0xD9, 0x01, 0x00, 0xBA, 0x0A, 0x12, 0xA0, 0xE3, 0x01, 0x00, 0x5F, 0xE1, 0x00, |
| 52 | 0x02, 0x00, 0xBA, 0xAC, 0x19, 0x9F, 0xE5, 0xAC, 0x09, 0x9F, 0xE5, 0x08, 0x00, 0x81, 0xE5, 0xA0, |
| 53 | 0x19, 0x9F, 0xE5, 0xA4, 0x09, 0x9F, 0xE5, 0x0C, 0x00, 0x81, 0xE5, 0xA0, 0x09, 0x9F, 0xE5, 0x10, |
| 54 | 0x00, 0x81, 0xE5, 0x9C, 0x09, 0x9F, 0xE5, 0x14, 0x00, 0x81, 0xE5, 0x98, 0x09, 0x9F, 0xE5, 0x18, |
| 55 | 0x00, 0x81, 0xE5, 0x94, 0x09, 0x9F, 0xE5, 0x1C, 0x00, 0x81, 0xE5, 0x01, 0x02, 0xA0, 0xE3, 0x20, |
| 56 | 0x00, 0x81, 0xE5, 0x01, 0x04, 0xA0, 0xE3, 0x24, 0x00, 0x81, 0xE5, 0x80, 0x09, 0x9F, 0xE5, 0x28, |
| 57 | 0x00, 0x81, 0xE5, 0x7C, 0x09, 0x9F, 0xE5, 0x2C, 0x00, 0x81, 0xE5, 0x78, 0x09, 0x9F, 0xE5, 0x30, |
| 58 | 0x00, 0x81, 0xE5, 0x74, 0x09, 0x9F, 0xE5, 0x34, 0x00, 0x81, 0xE5, 0x6C, 0x09, 0x9F, 0xE5, 0x38, |
| 59 | 0x00, 0x81, 0xE5, 0x64, 0x09, 0x9F, 0xE5, 0x3C, 0x00, 0x81, 0xE5, 0x5C, 0x09, 0x9F, 0xE5, 0x40, |
| 60 | 0x00, 0x81, 0xE5, 0x58, 0x09, 0x9F, 0xE5, 0x44, 0x00, 0x81, 0xE5, 0x4C, 0x09, 0x9F, 0xE5, 0x48, |
| 61 | 0x00, 0x81, 0xE5, 0x44, 0x09, 0x9F, 0xE5, 0x4C, 0x00, 0x81, 0xE5, 0x40, 0x09, 0x9F, 0xE5, 0x50, |
| 62 | 0x00, 0x81, 0xE5, 0x3C, 0x09, 0x9F, 0xE5, 0x54, 0x00, 0x81, 0xE5, 0x2C, 0x09, 0x9F, 0xE5, 0x58, |
| 63 | 0x00, 0x81, 0xE5, 0x24, 0x09, 0x9F, 0xE5, 0x5C, 0x00, 0x81, 0xE5, 0x00, 0x00, 0xA0, 0xE3, 0x60, |
| 64 | 0x00, 0x81, 0xE5, 0x14, 0x09, 0x9F, 0xE5, 0x64, 0x00, 0x81, 0xE5, 0x18, 0x09, 0x9F, 0xE5, 0x68, |
| 65 | 0x00, 0x81, 0xE5, 0x04, 0x09, 0x9F, 0xE5, 0x6C, 0x00, 0x81, 0xE5, 0x0C, 0x09, 0x9F, 0xE5, 0x70, |
| 66 | 0x00, 0x81, 0xE5, 0x08, 0x09, 0x9F, 0xE5, 0x74, 0x00, 0x81, 0xE5, 0x04, 0x09, 0x9F, 0xE5, 0x78, |
| 67 | 0x00, 0x81, 0xE5, 0x00, 0x09, 0x9F, 0xE5, 0x7C, 0x00, 0x81, 0xE5, 0xFC, 0x08, 0x9F, 0xE5, 0x80, |
| 68 | 0x00, 0x81, 0xE5, 0xF8, 0x08, 0x9F, 0xE5, 0x84, 0x00, 0x81, 0xE5, 0x12, 0x00, 0xA0, 0xE3, 0x88, |
| 69 | 0x00, 0x81, 0xE5, 0x00, 0x00, 0xA0, 0xE3, 0x8C, 0x00, 0x81, 0xE5, 0xB0, 0x08, 0x9F, 0xE5, 0x90, |
| 70 | 0x00, 0x81, 0xE5, 0xDC, 0x08, 0x9F, 0xE5, 0x94, 0x00, 0x81, 0xE5, 0xAC, 0x08, 0x9F, 0xE5, 0x98, |
| 71 | 0x00, 0x81, 0xE5, 0xA4, 0x08, 0x9F, 0xE5, 0x9C, 0x00, 0x81, 0xE5, 0xC8, 0x08, 0x9F, 0xE5, 0xA0, |
| 72 | 0x00, 0x81, 0xE5, 0x88, 0x08, 0x9F, 0xE5, 0xA4, 0x00, 0x81, 0xE5, 0x80, 0x08, 0x9F, 0xE5, 0xA8, |
| 73 | 0x00, 0x81, 0xE5, 0x78, 0x08, 0x9F, 0xE5, 0xAC, 0x00, 0x81, 0xE5, 0xAC, 0x08, 0x9F, 0xE5, 0xB0, |
| 74 | 0x00, 0x81, 0xE5, 0xA8, 0x08, 0x9F, 0xE5, 0xB4, 0x00, 0x81, 0xE5, 0xA4, 0x08, 0x9F, 0xE5, 0xB8, |
| 75 | 0x00, 0x81, 0xE5, 0x12, 0x04, 0xA0, 0xE3, 0xBC, 0x00, 0x81, 0xE5, 0x5C, 0x08, 0x9F, 0xE5, 0xC0 |
| 76 | }; |
| 77 | |
| 78 | |
| 79 | |
| 80 | char buf2[NK_SIZE]; |
| 81 | char buf[READ_SIZE]; |
| 82 | |
| 83 | void usage(void) |
| 84 | { |
| 85 | fprintf(stderr, "usage: sudo beastdump <path_to_gigabeat>\ne.g. /dev/sdb \n"); |
| 86 | } |
| 87 | |
| 88 | /*search through an image looking for header_string*/ |
| 89 | int main(int argc, char **argv) |
| 90 | { |
| 91 | if (argc < 2) |
| 92 | { |
| 93 | usage(); |
| 94 | return 1; |
| 95 | } |
| 96 | |
| 97 | |
| 98 | if((in=fopen(argv[1], "r"))==NULL){ |
| 99 | printf("file open error. Probably invalid path or lack of root/sudo\n"); |
| 100 | return -1; |
| 101 | } |
| 102 | |
| 103 | |
| 104 | |
| 105 | while((ret=fread(buf, READ_SIZE, 1, in))){ |
| 106 | |
| 107 | |
| 108 | |
| 109 | if(!memcmp(header, buf, READ_SIZE)){ |
| 110 | printf("Found header at offset: 0x%x\n",(int) (ftell(in)-READ_SIZE)); |
| 111 | break; |
| 112 | } |
| 113 | else |
| 114 | { |
| 115 | // printf("fail\n"); |
| 116 | |
| 117 | //return -1; |
| 118 | } |
| 119 | memset(buf,0,READ_SIZE); |
| 120 | |
| 121 | if(ftell(in)%(READ_SIZE*1000)==0) |
| 122 | printf("checking %d\n",(int)ftell(in)); |
| 123 | |
| 124 | } |
| 125 | |
| 126 | |
| 127 | if(!ret) { |
| 128 | printf("read error or end of file\n"); |
| 129 | return -1; |
| 130 | } |
| 131 | fseek(in, -READ_SIZE, SEEK_CUR); |
| 132 | |
| 133 | out= fopen("nk.bin", "w"); |
| 134 | bytes_read = fread(buf2, sizeof(buf2), 1, in); |
| 135 | bytes_writen= fwrite(buf2, sizeof(buf2),1,out); |
| 136 | fclose(in); |
| 137 | fclose(out); |
| 138 | printf("Successfully created file. Please run md5sum to confirm hash:\nfb76b0025cd6bd2cc7512620ebf30b81 nk_orig.bin\n"); |
| 139 | return 0; |
| 140 | |
| 141 | } |
| 142 | |
| 143 | |