menu/complex.c

   1 /* -*- c -*- ------------------------------------------------------------- *
   2  *
   3  *   Copyright 2004-2005 Murali Krishnan Ganapathy - All Rights Reserved
   4  *
   5  *   This program is free software; you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License as published by
   7  *   the Free Software Foundation, Inc., 53 Temple Place Ste 330,
   8  *   Boston MA 02111-1307, USA; either version 2 of the License, or
   9  *   (at your option) any later version; incorporated herein by reference.
  10  *
  11  * ----------------------------------------------------------------------- */
  12
  13 #ifndef NULL
  14 #define NULL ((void *) 0)
  15 #endif
  16
  17 #include "menu.h"
  18 #include "com32io.h"
  19 #include "help.h"
  20 #include "passwords.h"
  21 #include "des.h"
  22 #include <stdlib.h>
  23 #include <stdio.h>
  24
  25 /* Global variables */
  26 char infoline[160];
  27 char buffer[80];
  28
  29 // Different network options
  30 static char nonet[] = "<n>etwork [none]";
  31 static char dhcpnet[]="<n>etwork [dhcp]";
  32 static char statnet[]="<n>etwork [static]";
  33
  34 static char loginstr[] = "<L>ogin  ";
  35 static char logoutstr[]= "<L>ogout ";
  36
  37 struct {
  38     unsigned int baseurl : 1; // Do we need to specify by url
  39     unsigned int mountcd : 1; // Should we mount the cd
  40     unsigned int winrep  : 1; // Want to repair windows?
  41     unsigned int linrep  : 1; // Want to repair linux?
  42 } flags;
  43
  44 // Some menu options
  45 t_menuitem *baseurl,*mountcd,*network,*runprep,*winrep,*linrep;
  46 t_menuitem * stat,*dhcp,*none,*prepopt,*secret;
  47
  48 // all the menus we are going to declare
  49 unsigned char TESTING,RESCUE,MAIN,PREPMENU,NETMENU,LONGMENU,SECRETMENU;
  50
  51 char username[12]; // Name of user currently using the system
  52
  53 /* End globals */
  54
  55 TIMEOUTCODE ontimeout()
  56 {
  57   beep();
  58   return CODE_WAIT;
  59 }
  60
  61
  62 #define INFLINE 22
  63 #define PWDLINE 3
  64 #define PWDPROMPT 21
  65 #define PWDCOLUMN 60
  66 #define PWDATTR 0x74
  67 #define EDITPROMPT 21
  68
  69 void keys_handler(t_menusystem *ms, t_menuitem *mi,unsigned int scancode)
  70 {
  71    char nc;
  72
  73    if ((scancode >> 8) == F1) { // If scancode of F1
  74       runhelpsystem(mi->helpid);
  75    }
  76    // If user hit TAB, and item is an "executable" item
  77    // and user has privileges to edit it, edit it in place.
  78    if (((scancode & 0xFF) == 0x09) && (mi->action == OPT_RUN) &&
  79        (isallowed(username,"editcmd") || isallowed(username,"root"))) {
  80      nc = getnumcols();
  81      // User typed TAB and has permissions to edit command line
  82      gotoxy(EDITPROMPT,1,ms->menupage);
  83      csprint("Command line:",0x07);
  84      editstring(mi->data,ACTIONLEN);
  85      gotoxy(EDITPROMPT,1,ms->menupage);
  86      cprint(' ',0x07,nc-1,ms->menupage);
  87    }
  88 }
  89
  90 t_handler_return login_handler(t_menusystem *ms, t_menuitem *mi)
  91 {
  92   (void)mi; // Unused
  93   char pwd[40];
  94   char login[40];
  95   char nc;
  96   t_handler_return rv;
  97
  98   if (mi->item == loginstr) { /* User wants to login */
  99     nc = getnumcols();
 100     gotoxy(PWDPROMPT,1,ms->menupage);
 101     csprint("Enter Username: ",0x07);
 102     getstring(login, sizeof username);
 103     gotoxy(PWDPROMPT,1,ms->menupage);
 104     cprint(' ',0x07,nc,ms->menupage);
 105     csprint("Enter Password: ",0x07);
 106     getpwd(pwd, sizeof pwd);
 107     gotoxy(PWDPROMPT,1,ms->menupage);
 108     cprint(' ',0x07,nc,ms->menupage);
 109
 110     if (authenticate_user(login,pwd))
 111     {
 112       strcpy(username,login);
 113       mi->item = logoutstr; // Change item to read "Logout"
 114     }
 115     else strcpy(username,GUEST_USER);
 116   }
 117   else // User needs to logout
 118   {
 119     strcpy(username,GUEST_USER);
 120     mi->item = loginstr;
 121   }
 122
 123   if (strcmp(username,GUEST_USER)==0)
 124   {
 125      prepopt->action = OPT_INACTIVE;
 126      secret->action = OPT_INVISIBLE;
 127   }
 128   else
 129   {
 130      prepopt->action = OPT_SUBMENU;
 131      prepopt->itemdata.radiomenunum = PREPMENU;
 132      secret->action = OPT_SUBMENU;
 133      secret->itemdata.submenunum = SECRETMENU;
 134   }
 135   rv.valid = 0;
 136   rv.refresh = 1;
 137   return rv;
 138 }
 139
 140 void msys_handler(t_menusystem *ms, t_menuitem *mi)
 141 {
 142     char nc;
 143     void *v;
 144     nc = getnumcols(); // Get number of columns
 145
 146     gotoxy(PWDLINE,PWDCOLUMN,ms->menupage);
 147     csprint("User: ",PWDATTR);
 148     cprint(ms->fillchar,ms->fillattr,sizeof username,ms->menupage);
 149     gotoxy(PWDLINE,PWDCOLUMN +6,ms->menupage);
 150     csprint(username,PWDATTR);
 151
 152     if (mi->parindex != PREPMENU) // If we are not in the PREP MENU
 153     {
 154         gotoxy(INFLINE,0,ms->menupage);
 155         cprint(' ',0x07,nc,ms->menupage);
 156         gotoxy(INFLINE+1,0,ms->menupage);
 157         cprint(' ',0x07,nc,ms->menupage);
 158         return;
 159     }
 160     strcpy (infoline," ");
 161     if (flags.baseurl) strcat(infoline,"baseurl=http://192.168.11.12/gui ");
 162     if (flags.mountcd) strcat(infoline,"mountcd=yes ");
 163     v = (void *)network->data;
 164     if (v!=NULL) // Some network option specified
 165       {
 166         strcat(infoline,"network=");
 167         strcat(infoline,(char *)(((t_menuitem *)v)->data));
 168       }
 169     if (flags.winrep) strcat(infoline,"repair=win ");
 170     if (flags.linrep) strcat(infoline,"repair=lin ");
 171
 172     gotoxy(INFLINE,0,ms->menupage);
 173     cprint(' ',0x07,nc,ms->menupage);
 174     gotoxy(INFLINE+1,0,ms->menupage);
 175     cprint(' ',0x07,nc,ms->menupage);
 176     gotoxy(INFLINE,0,ms->menupage);
 177     csprint("Kernel Arguments:",0x07);
 178     gotoxy(INFLINE,17,ms->menupage);
 179     csprint(infoline,0x07);
 180 }
 181
 182 t_handler_return network_handler(t_menusystem *ms, t_menuitem *mi)
 183 {
 184   // mi=network since this is handler only for that.
 185   (void)ms; // Unused
 186
 187   if (mi->data == (void *)none) mi->item = nonet;
 188   if (mi->data == (void *)stat) mi->item = statnet;
 189   if (mi->data == (void *)dhcp) mi->item = dhcpnet;
 190   return ACTION_INVALID;  // VALID or INVALID does not matter
 191 }
 192
 193 t_handler_return checkbox_handler(t_menusystem *ms, t_menuitem *mi)
 194 {
 195   (void)ms; /* Unused */
 196
 197     if (mi->action != OPT_CHECKBOX) return ACTION_INVALID;
 198
 199     if (strcmp(mi->data,"baseurl") == 0) flags.baseurl = (mi->itemdata.checked ? 1 : 0);
 200     if (strcmp(mi->data,"winrepair") == 0) {
 201         if (mi->itemdata.checked)
 202         {
 203             flags.winrep = 1;
 204             linrep->action = OPT_INACTIVE;
 205         }
 206         else
 207         {
 208             flags.winrep = 0;
 209             linrep->action = OPT_CHECKBOX;
 210         }
 211     }
 212     if (strcmp(mi->data,"linrepair") == 0) {
 213         if (mi->itemdata.checked)
 214         {
 215             flags.linrep = 1;
 216             winrep->action = OPT_INACTIVE;
 217         }
 218         else
 219         {
 220             flags.winrep = 0;
 221             winrep->action = OPT_CHECKBOX;
 222         }
 223     }
 224     if (strcmp(mi->data,"mountcd") == 0) flags.mountcd = (mi->itemdata.checked ? 1 : 0);
 225   return ACTION_VALID;
 226 }
 227
 228 /*
 229   Clears keyboard buffer and then
 230   wait for stepsize*numsteps milliseconds for user to press any key
 231   checks for keypress every stepsize milliseconds.
 232   Returns: 1 if user pressed a key (not read from the buffer),
 233            0 if time elapsed
 234 */
 235 int checkkeypress(int stepsize, int numsteps)
 236 {
 237   int i;
 238   clearkbdbuf();
 239   for (i=0; i < numsteps; i++)
 240     {
 241       if (checkkbdbuf()) return 1;
 242       sleep(stepsize);
 243     }
 244   return 0;
 245 }
 246
 247 int main()
 248 {
 249   t_menuitem * curr;
 250   char cmd[160];
 251   char ip[30];
 252
 253   // Set default username as guest
 254   strcpy(username,GUEST_USER);
 255
 256   // Switch video mode here
 257   // setvideomode(0x18); // or whatever mode you want
 258
 259   // Choose the default title and setup default values for all attributes....
 260   init_passwords("/isolinux/password");
 261   init_help("/isolinux/help");
 262   init_menusystem(NULL);
 263   set_window_size(1,1,20,78); // Leave some space around
 264
 265   // Choose the default values for all attributes and char's
 266   // -1 means choose defaults (Actually the next 4 lines are not needed)
 267   //set_normal_attr (-1,-1,-1,-1);
 268   //set_status_info (-1,-1); // Display status on the last line
 269   //set_title_info  (-1,-1);
 270   //set_misc_info(-1,-1,-1,-1);
 271
 272   // Register the menusystem handler
 273   reg_handler(HDLR_SCREEN,&msys_handler);
 274   reg_handler(HDLR_KEYS,&keys_handler);
 275   // Register the ontimeout handler, with a time out of 10 seconds
 276   reg_ontimeout(ontimeout,1000,0);
 277
 278   NETMENU = add_menu(" Init Network ",-1);
 279   none = add_item("<N>one","Dont start network",OPT_RADIOITEM,"no ",0);
 280   dhcp = add_item("<d>hcp","Use DHCP",OPT_RADIOITEM,"dhcp ",0);
 281   stat = add_item("<s>tatic","Use static IP I will specify later",OPT_RADIOITEM,"static ",0);
 282
 283   TESTING = add_menu(" Testing ",-1);
 284   set_menu_pos(5,55);
 285   add_item("<M>emory Test","Perform extensive memory testing",OPT_RUN, "memtest",0);
 286   add_item("<I>nvisible","You dont see this",OPT_INVISIBLE,"junk",0);
 287   add_item("<E>xit this menu","Go one level up",OPT_EXITMENU,"exit",0);
 288
 289   RESCUE = add_menu(" Rescue Options ",-1);
 290   add_item("<L>inux Rescue","linresc",OPT_RUN,"linresc",0);
 291   add_item("<D>os Rescue","dosresc",OPT_RUN,"dosresc",0);
 292   add_item("<W>indows Rescue","winresc",OPT_RUN,"winresc",0);
 293   add_item("<E>xit this menu","Go one level up",OPT_EXITMENU,"exit",0);
 294
 295   PREPMENU = add_menu(" Prep options ",-1);
 296   baseurl = add_item("<b>aseurl by IP?","Specify gui baseurl by IP address",OPT_CHECKBOX,"baseurl",0);
 297   mountcd = add_item("<m>ountcd?","Mount the cdrom drive?",OPT_CHECKBOX,"mountcd",0);
 298   network = add_item(dhcpnet,"How to initialise network device?",OPT_RADIOMENU,NULL,NETMENU);
 299   add_sep();
 300   winrep  = add_item("Reinstall <w>indows","Re-install the windows side of a dual boot setup",OPT_CHECKBOX,"winrepair",0);
 301   linrep  = add_item("Reinstall <l>inux","Re-install the linux side of a dual boot setup",OPT_CHECKBOX,"linrepair",0);
 302   add_sep();
 303   runprep = add_item("<R>un prep now","Execute prep with the above options",OPT_RUN,"prep",0);
 304   add_item("<E>xit this menu","Go up one level",OPT_EXITMENU,"exitmenu",0);
 305   baseurl->handler = &checkbox_handler;
 306   mountcd->handler = &checkbox_handler;
 307   winrep->handler = &checkbox_handler;
 308   linrep->handler = &checkbox_handler;
 309   network->handler = &network_handler;
 310   flags.baseurl = 0;
 311   flags.mountcd = 0;
 312   flags.winrep = 0;
 313   flags.linrep = 0;
 314
 315   SECRETMENU = add_menu(" Secret Menu ",-1);
 316   add_item("secret 1","Secret",OPT_RUN,"A",0);
 317   add_item("secret 2","Secret",OPT_RUN,"A",0);
 318
 319   LONGMENU = add_menu(" Long Menu ",40); // Override default here
 320   add_item("<A>a","Aa",OPT_RUN,"A",0);
 321   add_item("<B>b","Ab",OPT_RUN,"A",0);
 322   add_item("<C>","A",OPT_RUN,"A",0);
 323   add_item("<D>","A",OPT_RUN,"A",0);
 324   add_item("<E>","A",OPT_RUN,"A",0);
 325   add_item("<F>","A",OPT_RUN,"A",0);
 326   add_item("<G>","A",OPT_RUN,"A",0);
 327   add_item("<H>","A",OPT_RUN,"A",0);
 328   add_item("<I>","A",OPT_RUN,"A",0);
 329   add_item("<J>","A",OPT_RUN,"A",0);
 330   add_item("<K>","A",OPT_RUN,"A",0);
 331   add_item("<L>","A",OPT_RUN,"A",0);
 332   add_item("<J>","A",OPT_RUN,"A",0);
 333   add_item("<K>","A",OPT_RUN,"A",0);
 334   add_item("<L>","A",OPT_RUN,"A",0);
 335   add_item("<M>","A",OPT_RUN,"A",0);
 336   add_item("<N>","A",OPT_RUN,"A",0);
 337   add_item("<O>","A",OPT_RUN,"A",0);
 338   add_item("<P>","A",OPT_RUN,"A",0);
 339   add_item("<Q>","A",OPT_RUN,"A",0);
 340   add_item("<R>","A",OPT_RUN,"A",0);
 341   add_item("<S>","A",OPT_RUN,"A",0);
 342   add_item("<T>","A",OPT_RUN,"A",0);
 343   add_item("<U>","A",OPT_RUN,"A",0);
 344   add_item("<V>","A",OPT_RUN,"A",0);
 345   add_item("<W>","A",OPT_RUN,"A",0);
 346   add_item("<X>","A",OPT_RUN,"A",0);
 347   add_item("<Y>","A",OPT_RUN,"A",0);
 348   add_item("<Z>","A",OPT_RUN,"A",0);
 349   add_item("<1>","A",OPT_RUN,"A",0);
 350   add_item("<2>","A",OPT_RUN,"A",0);
 351   add_item("<3>","A",OPT_RUN,"A",0);
 352   add_item("<4>","A",OPT_RUN,"A",0);
 353   add_item("<5>","A",OPT_RUN,"A",0);
 354   add_item("<6>","A",OPT_RUN,"A",0);
 355   add_item("<7>","A",OPT_RUN,"A",0);
 356   add_item("<8>","A",OPT_RUN,"A",0);
 357   add_item("<9>","A",OPT_RUN,"A",0);
 358
 359   MAIN = add_menu(" Main Menu ",8);
 360   curr = add_item(loginstr,"Login as a privileged user",OPT_RUN,NULL,0);
 361   set_item_options(-1,23);
 362   curr->handler = &login_handler;
 363
 364   add_item("<P>repare","prep",OPT_RUN,"prep",0);
 365   set_item_options(-1,24);
 366   prepopt = add_item("<P>rep options...","Options for prep image: Requires authenticated user",OPT_INACTIVE,NULL,PREPMENU);
 367   set_item_options(-1,25);
 368
 369   add_item("<R>escue options...","Troubleshoot a system",OPT_SUBMENU,NULL,RESCUE);
 370   set_item_options(-1,26);
 371   add_item("<T>esting...","Options to test hardware",OPT_SUBMENU,NULL,TESTING);
 372   set_item_options(-1,27);
 373   add_item("<L>ong Menu...","test menu system",OPT_SUBMENU,NULL,LONGMENU);
 374   set_item_options(-1,28);
 375   secret = add_item("<S>ecret Menu...","Secret menu",OPT_INVISIBLE,NULL,SECRETMENU);
 376   set_item_options(-1,29);
 377   add_item("<E>xit to prompt", "Exit the menu system", OPT_EXITMENU, "exit", 0);
 378   set_item_options(-1,30);
 379   csprint("Press any key within 5 seconds to show menu...",0x07);
 380   if (!checkkeypress(100,50)) // Granularity of 100 milliseconds
 381     {
 382       csprint("Sorry! Time's up.\r\n",0x07);
 383       return 1;
 384     }
 385   else clearkbdbuf(); // Just in case user pressed something important
 386   curr = showmenus(MAIN);
 387   if (curr)
 388   {
 389         if (curr->action == OPT_RUN)
 390         {
 391             strcpy(cmd,curr->data);
 392             if (curr == runprep)
 393             {
 394                 strcat(cmd,infoline);
 395                 if (network->data == (void *)stat) // We want static
 396                 {
 397                     csprint("Enter IP address (last two octets only): ",0x07);
 398                     strcpy(ip, "Junk");
 399                     editstring(ip, sizeof ip);
 400                     strcat(cmd,"ipaddr=192.168.");
 401                     strcat(cmd,ip);
 402                 }
 403             }
 404             if (issyslinux())
 405                runsyslinuxcmd(cmd);
 406             else csprint(cmd,0x07);
 407             return 1; // Should not happen when run from SYSLINUX
 408         }
 409   }
 410   // If user quits the menu system, control comes here
 411   // If you want to execute some specific command uncomment the next two lines
 412
 413   // if (syslinux) runcommand(YOUR_COMMAND_HERE);
 414   // else csprint(YOUR_COMMAND_HERE,0x07);
 415
 416   // Deallocate space used for these data structures
 417   close_passwords();
 418   close_help();
 419   close_menusystem();
 420
 421   // Return to prompt
 422   return 0;
 423 }