lib/libdisk/tst01.c

   1 /*
   2  * ----------------------------------------------------------------------------
   3  * "THE BEER-WARE LICENSE" (Revision 42):
   4  * <phk@login.dknet.dk> wrote this file.  As long as you retain this notice you
   5  * can do whatever you want with this stuff. If we meet some day, and you think
   6  * this stuff is worth it, you can buy me a beer in return.   Poul-Henning Kamp
   7  * ----------------------------------------------------------------------------
   8  *
   9  * $FreeBSD: src/lib/libdisk/tst01.c,v 1.23.2.4 2000/08/07 08:55:19 ps Exp $
  10  * $DragonFly: src/lib/libdisk/Attic/tst01.c,v 1.2 2003/06/17 04:26:49 dillon Exp $
  11  *
  12  */
  13
  14 #include <stdio.h>
  15 #include <stdlib.h>
  16 #include <unistd.h>
  17 #include <fcntl.h>
  18 #include <string.h>
  19 #include <err.h>
  20 #ifdef READLINE
  21 #include <readline/readline.h>
  22 #include <readline/history.h>
  23 #endif
  24 #include <sys/types.h>
  25 #include <paths.h>
  26 #include "libdisk.h"
  27
  28 u_char mbr[] = {
  29 250,51,192,142,208,188,0,124,139,244,80,7,80,31,251,252,191,0,6,185,0,1,
  30 242,165,234,29,6,0,0,190,190,7,179,4,128,60,128,116,14,128,60,0,117,28,
  31 131,198,16,254,203,117,239,205,24,139,20,139,76,2,139,238,131,198,16,254,
  32 203,116,26,128,60,0,116,244,190,139,6,172,60,0,116,11,86,187,7,0,180,14,
  33 205,16,94,235,240,235,254,191,5,0,187,0,124,184,1,2,87,205,19,95,115,12,
  34 51,192,205,19,79,117,237,190,163,6,235,211,190,194,6,191,254,125,129,61,
  35 85,170,117,199,139,245,234,0,124,0,0,73,110,118,97,108,105,100,32,112,97,
  36 114,116,105,116,105,111,110,32,116,97,98,108,101,0,69,114,114,111,114,32,
  37 108,111,97,100,105,110,103,32,111,112,101,114,97,116,105,110,103,32,115,
  38 121,115,116,101,109,0,77,105,115,115,105,110,103,32,111,112,101,114,97,
  39 116,105,110,103,32,115,121,115,116,101,109,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  40 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  41 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  42 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  43 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  44 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  45 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,
  46 1,1,0,4,15,63,60,63,0,0,0,241,239,0,0,0,0,1,61,5,15,63,243,48,240,0,0,144,
  47 208,2,0,0,0,1,244,165,15,63,170,192,192,3,0,144,208,2,0,0,0,0,0,0,0,0,0,
  48 0,0,0,0,0,0,0,0,85,170
  49 };
  50
  51 u_char bteasy17[] = {
  52 51,192,142,192,142,216,142,208,188,0,124,252,139,244,191,0,6,185,0,1,242,
  53 165,234,96,6,0,0,139,213,88,162,72,7,60,53,116,28,180,16,246,228,5,174,
  54 4,150,246,68,4,255,116,62,198,4,128,232,218,0,138,116,1,139,76,2,235,8,
  55 232,207,0,185,1,0,50,209,187,0,124,184,1,2,205,19,114,30,129,191,254,1,
  56 85,170,117,22,234,0,124,0,0,128,250,129,116,2,178,128,139,234,66,128,242,
  57 179,136,22,58,7,191,190,7,185,4,0,198,6,45,7,49,50,246,136,45,138,69,4,
  58 60,0,116,35,60,5,116,31,254,198,190,42,7,232,113,0,190,72,7,70,70,139,28,
  59 10,255,116,5,50,125,4,117,243,141,183,114,7,232,90,0,131,199,16,254,6,45,
  60 7,226,203,128,62,117,4,2,116,11,190,59,7,10,246,117,10,205,24,235,172,190,
  61 42,7,232,57,0,232,54,0,50,228,205,26,139,218,131,195,96,180,1,205,22,180,
  62 0,117,11,205,26,59,211,114,242,160,72,7,235,10,205,22,138,196,60,28,116,
  63 243,4,246,60,49,114,214,60,53,119,210,80,190,40,7,187,27,6,83,252,172,80,
  64 36,127,180,14,205,16,88,168,128,116,242,195,86,184,1,3,187,0,6,185,1,0,
  65 50,246,205,19,94,198,6,72,7,63,195,13,138,13,10,70,48,32,46,32,46,32,46,
  66 160,100,105,115,107,32,49,13,10,10,68,101,102,97,117,108,116,58,32,70,63,
  67 160,0,1,0,4,0,6,3,7,7,10,10,99,14,100,14,101,20,128,20,129,25,130,30,147,
  68 36,165,39,159,43,117,47,82,47,219,50,64,55,242,61,0,100,111,243,72,80,70,
  69 211,79,115,178,85,110,105,248,78,111,118,101,108,236,77,105,110,105,248,
  70 76,105,110,117,248,65,109,111,101,98,225,66,83,196,66,83,68,233,80,67,73,
  71 216,67,80,205,86,101,110,105,248,68,111,115,115,101,227,63,191,0,0,0,0,
  72 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  73 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  74 0,85,170
  75 };
  76
  77 int
  78 scan_block(int fd, daddr_t block)
  79 {
  80         u_char foo[512];
  81
  82         if (-1 == lseek(fd, (off_t)block * 512, SEEK_SET))
  83                 err(1, "lseek");
  84         if (512 != read(fd,foo, 512))
  85                 return 1;
  86         return 0;
  87 }
  88
  89 void
  90 Scan_Disk(struct disk *d)
  91 {
  92         char device[64];
  93         u_long l;
  94         int i,j,fd;
  95
  96         strcpy(device,_PATH_DEV);
  97         strcat(device,d->name);
  98
  99         fd = open(device,O_RDWR);
 100         if (fd < 0) {
 101                 warn("open(%s) failed",device);
 102                 return;
 103         }
 104         for(i=-1,l=0;;l++) {
 105                 j = scan_block(fd,l);
 106                 if (j != i) {
 107                         if (i == -1) {
 108                                 printf("%c: %lu.",j ? 'B' : 'G', l);
 109                                 fflush(stdout);
 110                         } else if (i == 0) {
 111                                 printf(".%lu\nB: %lu.",l-1,l);
 112                                 fflush(stdout);
 113                         } else {
 114                                 printf(".%lu\nG: %lu.",l-1,l);
 115                                 fflush(stdout);
 116                         }
 117                         i = j;
 118                 }
 119         }
 120         close(fd);
 121 }
 122
 123 int
 124 main(int argc, char **argv)
 125 {
 126         struct disk *d,*db;
 127         char myprompt[BUFSIZ];
 128 #ifndef READLINE
 129         char input[BUFSIZ];
 130 #endif
 131         char *p,*q=0;
 132         char **cp,*cmds[200];
 133         int ncmd,i;
 134
 135         if (argc < 2) {
 136                 fprintf(stderr,"Usage:\n\t%s diskname\n",argv[0]);
 137                 exit(1);
 138         }
 139         d = Open_Disk(argv[1]);
 140         if (!d)
 141                 err(1,"Couldn't open disk %s",argv[1]);
 142
 143         sprintf(myprompt,"%s %s> ",argv[0],argv[1]);
 144         while(1) {
 145                 printf("--==##==--\n");
 146                 p = CheckRules(d);
 147                 Debug_Disk(d);
 148                 if (p) {
 149                         printf("%s",p);
 150                         free(p);
 151                 }
 152 #ifdef READLINE
 153                 if (q)
 154                         free(q);
 155                 q = p = readline(myprompt);
 156 #else
 157                 printf("%s", myprompt);
 158                 fflush(stdout);
 159                 q = p = fgets(input,sizeof(input),stdin);
 160 #endif
 161                 if(!p)
 162                         break;
 163                 for(cp = cmds; (*cp = strsep(&p, " \t\n")) != NULL;)
 164                         if (**cp != '\0')
 165                                 cp++;
 166                 ncmd = cp - cmds;
 167                 if(!ncmd)
 168                         continue;
 169                 if (!strcasecmp(*cmds,"quit")) { break; }
 170                 if (!strcasecmp(*cmds,"exit")) { break; }
 171                 if (!strcasecmp(*cmds,"q")) { break; }
 172                 if (!strcasecmp(*cmds,"x")) { break; }
 173                 if (!strcasecmp(*cmds,"dwim") && ncmd == 6) {
 174                         printf("dwim = %p\n",
 175                                 Create_Chunk_DWIM(d,
 176                                         (struct chunk *)strtol(cmds[1],0,0),
 177                                         strtol(cmds[2],0,0),
 178                                         strtol(cmds[3],0,0),
 179                                         strtol(cmds[4],0,0),
 180                                         strtol(cmds[5],0,0)));
 181                         continue;
 182                 }
 183                 if (!strcasecmp(*cmds,"mknod")) {
 184                         MakeDevDisk(d,"/tmp");
 185                         continue;
 186                 }
 187                 if (!strcasecmp(*cmds,"delete") && ncmd == 2) {
 188                         printf("delete = %d\n",
 189                                 Delete_Chunk(d,
 190                                         (struct chunk *)strtol(cmds[1],0,0)));
 191                         continue;
 192                 }
 193                 if (!strcasecmp(*cmds,"allfreebsd")) {
 194                         All_FreeBSD(d, 0);
 195                         continue;
 196                 }
 197                 if (!strcasecmp(*cmds,"dedicate")) {
 198                         All_FreeBSD(d, 1);
 199                         continue;
 200                 }
 201                 if (!strcasecmp(*cmds,"sanitize")) {
 202                         Sanitize_Bios_Geom(d);
 203                         continue;
 204                 }
 205                 if (!strcasecmp(*cmds,"bios") && ncmd == 4) {
 206                         Set_Bios_Geom(d,
 207                                 strtol(cmds[1],0,0),
 208                                 strtol(cmds[2],0,0),
 209                                 strtol(cmds[3],0,0));
 210                         continue;
 211                 }
 212                 if (!strcasecmp(*cmds,"list")) {
 213                         cp = Disk_Names();
 214                         printf("Disks:");
 215                         for(i=0;cp[i];i++) {
 216                                 printf(" %s",cp[i]);
 217                                 free(cp[i]);
 218                         }
 219                         free(cp);
 220                         continue;
 221                 }
 222 #ifdef PC98
 223                 if (!strcasecmp(*cmds,"create") && ncmd == 7) {
 224 #else
 225                 if (!strcasecmp(*cmds,"create") && ncmd == 6) {
 226 #endif
 227
 228                         printf("Create=%d\n",
 229                                 Create_Chunk(d,
 230                                         strtol(cmds[1],0,0),
 231                                         strtol(cmds[2],0,0),
 232                                         strtol(cmds[3],0,0),
 233                                         strtol(cmds[4],0,0),
 234 #ifdef PC98
 235                                         strtol(cmds[5],0,0),
 236                                         cmds[6]));
 237 #else
 238                                         strtol(cmds[5],0,0)));
 239 #endif
 240                         continue;
 241                 }
 242                 if (!strcasecmp(*cmds,"read")) {
 243                         db = d;
 244                         if (ncmd > 1)
 245                                 d = Open_Disk(cmds[1]);
 246                         else
 247                                 d = Open_Disk(argv[1]);
 248                         if (d)
 249                                 Free_Disk(db);
 250                         else
 251                                 d = db;
 252                         continue;
 253                 }
 254                 if (!strcasecmp(*cmds,"scan")) {
 255                         Scan_Disk(d);
 256                         continue;
 257                 }
 258                 if (!strcasecmp(*cmds,"bteasy")) {
 259                         Set_Boot_Mgr(d,bteasy17);
 260                         continue;
 261                 }
 262                 if (!strcasecmp(*cmds,"mbr")) {
 263                         Set_Boot_Mgr(d,mbr);
 264                         continue;
 265                 }
 266 #ifndef __alpha__       /* don't think this compiles on i386 either */
 267                 if (!strcasecmp(*cmds,"boot")) {
 268                         Set_Boot_Blocks(d,boot1,boot2);
 269                         continue;
 270                 }
 271 #endif
 272                 if (!strcasecmp(*cmds,"write")) {
 273                         printf("Write=%d\n",
 274                                 Write_Disk(d));
 275                         Free_Disk(d);
 276                         d = Open_Disk(d->name);
 277                         continue;
 278                 }
 279                 if (strcasecmp(*cmds,"help"))
 280                         printf("\007ERROR\n");
 281                 printf("CMDS:\n");
 282                 printf("\tallfreebsd\n");
 283                 printf("\tdedicate\n");
 284                 printf("\tbios cyl hd sect\n");
 285                 printf("\tboot\n");
 286                 printf("\tbteasy17\n");
 287 #if 0
 288                 printf("\tcollapse [pointer]\n");
 289 #endif
 290 #ifdef PC98
 291                 printf("\tcreate offset size enum subtype flags name\n");
 292 #else
 293                 printf("\tcreate offset size enum subtype flags\n");
 294 #endif
 295                 printf("\t\tsubtype(part): swap=1, ffs=7\n");
 296                 printf("\tdelete pointer\n");
 297                 printf("\tlist\n");
 298                 printf("\tmbr\n");
 299 #if 0
 300                 printf("\tphys cyl hd sect\n");
 301 #endif
 302                 printf("\tquit\n");
 303                 printf("\tread [disk]\n");
 304                 printf("\tscan\n");
 305                 printf("\twrite\n");
 306                 printf("\nENUM:\n\t");
 307                 for(i=0;chunk_n[i];i++)
 308                         printf("%d = %s%s",i,chunk_n[i],i == 4 ? "\n\t" : "  ");
 309                 printf("\n");
 310
 311         }
 312         exit (0);
 313 }