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  1. #include <stdio.h>
  2. #include <string.h>
  3. #include <time.h>
  4.  
  5. #define mystr "My own utility. Copyright (C) 2007-2010 hpgl, Russia"
  6.  
  7. #define allow595B
  8. #define allowA95B
  9. #define allow2A7B
  10.  
  11. #define fSVCTAG 0
  12. #define fHDDSN 1
  13. #define fHDDold 2
  14. #define t595B 0
  15. #define tD35B 1
  16. #define tA95B 2
  17. #define t2A7B 3
  18.  
  19. #ifdef allow595B
  20. #define f595B
  21. #endif
  22. #ifdef allowA95B
  23. #define f595B
  24. #endif
  25. #ifdef allow2A7B
  26. #define f595B
  27. #endif
  28.  
  29. char bSuffix[]="595BD35BA95B2A7B";
  30.  
  31. char scancods[]="\00\0331234567890-=\010\011qwertyuiop[]\015\377asdfghjkl;'`\377\\zxcvbnm,./";
  32. char encscans[]={0x05,0x10,0x13,0x09,0x32,0x03,0x25,0x11,0x1F,0x17,0x06,0x15, \
  33. 0x30,0x19,0x26,0x22,0x0A,0x02,0x2C,0x2F,0x16,0x14,0x07,0x18, \
  34. 0x24,0x23,0x31,0x20,0x1E,0x08,0x2D,0x21,0x04,0x0B,0x12,0x2E};
  35.  
  36. #ifdef allow2A7B
  37. char chartabl2A7B[72]="012345679abcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ0";
  38. #endif
  39.  
  40. unsigned int MD5magic[64]={
  41. 0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
  42. 0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
  43. 0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
  44. 0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
  45. 0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
  46. 0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
  47. 0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
  48. 0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
  49. 0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
  50. 0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
  51. 0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x4881d05,
  52. 0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
  53. 0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
  54. 0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
  55. 0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
  56. 0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391};
  57.  
  58. unsigned char inData[23],outData[16];
  59. char buf1output[32], buf1input[20];
  60. char bug4;
  61.  
  62. void calcsuffix(char bfunc, char btype, char *outbuf);
  63.  
  64. void initData(void) {
  65. *(int *)(&outData[0]) =0x67452301;
  66. *(int *)(&outData[4]) =0xEFCDAB89;
  67. *(int *)(&outData[8]) =0x98BADCFE;
  68. *(int *)(&outData[12])=0x10325476;
  69. }
  70.  
  71. typedef int (encfuncT1) (int num1, int num2, int num3);
  72.  
  73. #ifdef f595B
  74. int enc0F2(int num1, int num2, int num3) {return (((~num3 ^ num2) & num1) ^ ~num3);}
  75. int enc0F4(int num1, int num2, int num3) {return (( ~num2 ^ num1) ^ num3); }
  76. int enc0F5(int num1, int num2, int num3) {return (( ~num1 | ~num3) ^ num2); }
  77. #endif
  78. int enc1F2(int num1, int num2, int num3) {return ((( num3 ^ num2) & num1) ^ num3);}
  79. int enc1F4(int num1, int num2, int num3) {return (( num2 ^ num1) ^ num3); }
  80. int enc1F5(int num1, int num2, int num3) {return (( num1 | ~num3) ^ num2); }
  81. int encF3 (int num1, int num2, int num3) {return ((( num1 ^ num2) & num3) ^ num2);}
  82.  
  83. typedef int (encfuncT2)(encfuncT1 func, int num1, int num2, int num3, int key);
  84.  
  85. int enc1F1 (encfuncT1 func, int num1, int num2, int num3, int key)
  86. {
  87. return func(num1,num2,num3)+key;
  88. }
  89.  
  90. #ifdef f595B
  91. int enc0F1 (encfuncT1 func, int num1, int num2, int num3, int key)
  92. {
  93. return func(num1,num2,num3)-key;
  94. }
  95. #endif
  96.  
  97. unsigned int rol(unsigned int t, int bitsrot)
  98. {
  99. return (t >> (32-bitsrot)) | (t << bitsrot);
  100. }
  101.  
  102. void blockEncodeF(int *outdata, int *encblock, encfuncT2 func1,
  103. encfuncT1 func2, encfuncT1 func3, encfuncT1 func4, encfuncT1 func5 )
  104. {
  105. char S[4][4] = {{ 7, 12, 17, 22 },{ 5, 9, 14, 20 },{ 4, 11, 16, 23 },{ 6, 10, 15, 21 }};
  106. int A,B,C,D,t,i;
  107.  
  108. A=outdata[0];
  109. B=outdata[1];
  110. C=outdata[2];
  111. D=outdata[3];
  112.  
  113. for (i=0;i<64;i++) { t=MD5magic[i]; switch (i>>4) {
  114. case 0: t=A+func1(func2,B,C,D, t+encblock[(i) & 15]); break;
  115. case 1: t=A+func1(func3,B,C,D, t+encblock[(i*5+1) & 15]); break;
  116. case 2: t=A+func1(func4,B,C,D, t+encblock[(i*3+5) & 15]); break;
  117. case 3: t=A+func1(func5,B,C,D, t+encblock[(i*7) & 15]); break;
  118. }
  119. A=D; D=C; C=B; B+=rol(t,S[i>>4][i&3]);
  120. };
  121.  
  122. outdata[0]+=A;
  123. outdata[1]+=B;
  124. outdata[2]+=C;
  125. outdata[3]+=D;
  126. }
  127.  
  128. void blockEncode(char *outdata, int *encblock, char btype) {
  129. if (btype==tD35B)
  130. blockEncodeF((int *)outdata,encblock,enc1F1,enc1F2,encF3,enc1F4,enc1F5);
  131. #ifdef f595B
  132. else
  133. blockEncodeF((int *)outdata,encblock,enc0F1,enc0F2,encF3,enc0F4,enc0F5);
  134. #endif
  135. }
  136.  
  137. void encode(char *inbuf,int cnt,char btype) {
  138. int encBlock[16];
  139. char *ptr;
  140. initData();
  141. memcpy(encBlock,inbuf,cnt);
  142. ptr=&((char *)encBlock)[cnt];
  143. *ptr++=0x80;
  144. memset(ptr,0,64-1-cnt);
  145. encBlock[16-2]=((unsigned int)cnt << 3);
  146. blockEncode(outData,encBlock,btype);
  147. }
  148.  
  149. void psw(char bfunc, char btype, char *outbuf) {
  150. int cnt,i,lenpsw,r;
  151. if (bfunc==fHDDold) {
  152. memcpy(inData,buf1input,11);
  153. // calcsuffix(bfunc,btype,outbuf);
  154. for (cnt=0;cnt<8;cnt++) outbuf[cnt]= scancods[ outbuf[cnt] ]; } else { memset(inData,0,sizeof(inData)); if (bfunc==fSVCTAG) cnt=7; else cnt=11; if ((bfunc==fHDDSN) && (btype==tA95B)) memcpy(inData,&buf1input[3],cnt-3); else memcpy(inData,buf1input,cnt); if (btype==t595B) memcpy(&inData[cnt],&bSuffix[0],4); else if (btype==tD35B) memcpy(&inData[cnt],&bSuffix[4],4); else if (btype==tA95B) memcpy(&inData[cnt],&bSuffix[0],4); else if (btype==t2A7B) memcpy(&inData[cnt],&bSuffix[12],4); cnt += 4; inData[cnt] = inData[4] & 0x1F; inData[cnt+1] = ((inData[4] >> 5) | (((inData[3] >> 5) | (inData[3] << 3)) & 0xF1) & 0x1F); inData[cnt+2] = ((inData[3] >> 2) & 0x1F);
  155. inData[cnt+3] = (inData[3] >> 7) | ((inData[2] << 1) & 0x1F); inData[cnt+4] = (inData[2] >> 4) | ((inData[1] << 4) & 0x1F); inData[cnt+5] = (inData[1] >> 1) & 0x1F;
  156. inData[cnt+6] = (inData[1] >> 6) | ((inData[0] << 2) & 0x1F); inData[cnt+7] = (inData[0] >> 3) & 0x1F;
  157. for (i=cnt;i<8+cnt;i++) {
  158. r = 0xAA;
  159. if (inData[i] & 1)
  160. r ^= inData[4];
  161. if (inData[i] & 2)
  162. r ^= inData[3];
  163. if (inData[i] & 4)
  164. r ^= inData[2];
  165. if (inData[i] & 8)
  166. r ^= inData[1];
  167. if (inData[i] & 16)
  168. r ^= inData[0];
  169. inData[i] = encscans[r % sizeof(encscans)];
  170. }
  171. cnt = 23;
  172. encode(inData,cnt,btype);
  173. r = outData[0] % 9;
  174. lenpsw = 0;
  175. for (cnt=0;cnt<16;cnt++) {
  176. if ((r <= cnt) && (lenpsw<8)) { buf1output[lenpsw++] = scancods[encscans[outData[cnt] % sizeof(encscans)]]; } } } } int main(int argc, char *argv[]) { unsigned char len,len1,bfunc,eol=1,echo=0, *minus,s2[20]; signed char btype; int argn=0; if (argc>1)
  177. echo=1;
  178.  
  179. if (!echo)
  180. fputs("" mystr "\n" \
  181. "Short service tag should be right padded with '*' up to length 7 chars\n" \
  182. "HDD serial number is right 11 chars from real HDDSerNum left padded with '*'\n" \
  183. "Some BIOSes has left pad HDD serial number with spaces instead '*'\n",stdout);
  184.  
  185. while (!feof(stdin)) {
  186. if ((argc<=1) && argn) break; fputs("Input: #",stdout); if (argc>1) {
  187. strncpy(buf1input,argv[++argn],sizeof(buf1input));argc--;
  188. }
  189. else {
  190. if (!eol) while (!feof(stdin) && (fgetc(stdin)!='\n')); eol=0;
  191. if (fgets(buf1input,16+1+1,stdin)==NULL) {
  192. if (echo) fputs("\n",stdout);
  193. break;
  194. }
  195. }
  196. len=strlen(buf1input);
  197. if (len && (buf1input[len-1]=='\n')) {len--;eol=1;buf1input[len]=0;}
  198. if (echo) {fputs(buf1input,stdout);fputs("\n",stdout);}
  199. minus=strchr(buf1input,'-');
  200. if (len==11) {
  201. if (minus!=NULL) {
  202. fputs("- Incorrect input\n",stdout);
  203. continue;
  204. }
  205. bfunc=fHDDold;
  206. fputs("By HDD serial number for older BIOS: ",stdout);
  207. } else {
  208. if (len==0) break;
  209. if (minus==NULL) {
  210. fputs("- No BIOS type found in input string, must be followed by -595B and other registered\n",stdout);
  211. continue;
  212. }
  213. len1=minus-(unsigned char*)buf1input;
  214.  
  215. btype=-1;
  216. #ifdef allow595B
  217. if (strncmp(&buf1input[len1+1],&bSuffix[0],4)==0) btype=t595B;
  218. else
  219. #endif
  220. if (strncmp(&buf1input[len1+1],&bSuffix[4],4)==0) btype=tD35B;
  221. else
  222. #ifdef allowA95B
  223. if (strncmp(&buf1input[len1+1],&bSuffix[8],4)==0) btype=tA95B;
  224. else
  225. #endif
  226. #ifdef allow2A7B
  227. if (strncmp(&buf1input[len1+1],&bSuffix[12],4)==0) btype=t2A7B;
  228. #endif
  229. if (btype<0) {
  230. fputs("- Invalid service tag in input string, allowed only -D35B and other registered\n",stdout);
  231. continue;
  232. }
  233. struct tm *time1; time_t timer1=time(NULL);
  234. time1=gmtime(&timer1);
  235. strftime(s2,sizeof(s2),"%d.%m.%Y %H:%M",time1);
  236. fputs(s2,stdout);
  237. fputs(" DELL ",stdout);
  238.  
  239. if (len1==7) {
  240. bfunc=fSVCTAG;
  241. fputs("service tag: ",stdout);
  242. fputs(buf1input,stdout);
  243. } else
  244. if (len1==11) {
  245. bfunc=fHDDSN;
  246. fputs("HDD serial number: ",stdout);
  247. fputs(buf1input,stdout);
  248. }
  249. else {
  250. fputs("- Incorrect input, must be 7 chars service tag or 11 chars HDD serial number\n",stdout);
  251. continue;
  252. }
  253. }
  254. psw(bfunc,btype,buf1output);
  255. fputs(" password: ",stdout);
  256. fputs(buf1output,stdout);
  257. if (bug4) fputs(" !bug4 warning - password may not work!",stdout);
  258.  
  259. if (btype==t595B) if (bfunc==fSVCTAG) { //to check if A95B bug
  260. char mpw1[20];
  261. strcpy(mpw1,buf1output);
  262. psw(bfunc,tA95B,buf1output);
  263. if (strcmp(mpw1,buf1output)!=0) {
  264. fputs(" passwordA95B: ",stdout);
  265. fputs(buf1output,stdout);
  266. }
  267. }
  268. fputs("\n",stdout);
  269. }
  270. return 0;
  271. }
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