diff options
Diffstat (limited to 'contrib/syslinux/latest/com32/cmenu/adv_menu.tpl')
-rw-r--r-- | contrib/syslinux/latest/com32/cmenu/adv_menu.tpl | 465 |
1 files changed, 0 insertions, 465 deletions
diff --git a/contrib/syslinux/latest/com32/cmenu/adv_menu.tpl b/contrib/syslinux/latest/com32/cmenu/adv_menu.tpl deleted file mode 100644 index 871c782..0000000 --- a/contrib/syslinux/latest/com32/cmenu/adv_menu.tpl +++ /dev/null @@ -1,465 +0,0 @@ -All the lines in this file not in between --something BEGINS-- and --something ENDS-- -is ignored completely and will not make it into the generated C file - -This file has sections of C code each section delimited by --secname BEGINS-- -and --secname ENDS--. In the generated C code certain section may be used multiple -times. Currently the different section which must be defined are - -header, system, item, login and footer - -Any additional sections you define will be processed but will probably not make it -to the C code if you do not modify menugen.py to use it. - -header and footer go through unmolested. The remaining are % substituted using -python rules. Basically it means %(var)s gets replaced by the value of the variable -"var" which is a processed form of what is read from the .menu file - -NOTE: There is absolutely no C code in the python script, so you are free to -modify this template to suit your needs - ---header BEGINS-- -/* -*- c -*- ------------------------------------------------------------- * - * - * Copyright 2004-2006 Murali Krishnan Ganapathy - All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, Inc., 53 Temple Place Ste 330, - * Boston MA 02111-1307, USA; either version 2 of the License, or - * (at your option) any later version; incorporated herein by reference. - * - * ----------------------------------------------------------------------- */ - -#ifndef NULL -#define NULL ((void *) 0) -#endif - -#include "menu.h" -#include "help.h" -#include "passwords.h" -#include "com32io.h" -#include <string.h> -#include <stdlib.h> -#include <unistd.h> - -#define MAX_CMD_LINE_LENGTH 514 - -typedef struct s_xtra { - long ipappend; // Stores the ipappend flag to send (useful for PXELINUX only) - char *argsmenu; // Stores the name of menu which contains options for the given RUN item - char *perms; // stores the permissions required to activate the item -} t_xtra; - -typedef t_xtra *pt_xtra; // Pointer to extra datastructure - -// Types of dot commands for which caller takes responsibility of handling -// In some case some commands may not make sense, it is up to the caller -// to handle cases which do not make sense -typedef enum {QUIT_CMD, REPEAT_CMD, ENTER_CMD, ESCAPE_CMD} t_dotcmd; - - -/*----------------- Global Variables */ - -// default user -#define GUEST_USER "guest" - -// for local commands. return value of execdotcmd -#define QUIT_CMD 0 -#define RPT_CMD 1 - -char username[12]; // Name of user currently using the system - -int PWD_ROW; // Line number where user authentication happens -int EDIT_ROW; // row where User Tab - -char loginstr[] = "<L>ogin "; -char logoutstr[30]; - -int vmode; // The video mode we want to be in -char timeoutcmd[MAX_CMD_LINE_LENGTH]; // Command to execute on timeout -char totaltimeoutcmd[MAX_CMD_LINE_LENGTH]; // Command to execute on totaltimeout - -char QUITSTR[] = ".quit"; // same as exit -char IGNORESTR[]=".ignore"; // same as repeat, wait - -/*---------------- End globals */ - -// returns pointer to first non-space char -// and advances end of str by removing trailing spaces -char * strip(char *str) -{ - char *p,*s,*e; - if (!str) return NULL; - p = str; - s = NULL; - e = NULL; - while (*p) { - if (*p != ' ') { - // mark start of string or record the last visited non-space char - if (!s) s=p; else e=p; - } - p++; - } - *(++e)='\0'; // kill string earlier - return s; -} - -// executes a list of % separated commands -// non-dot commands are assumed to be syslinux commands -// All syslinux commands are appended with the contents of kerargs -// If it fails (kernel not found) then the next one is tried in the -// list -// returns QUIT_CMD or RPT_CMD -t_dotcmd execdotcmd(const char *cmd, char *defcmd, const char *kerargs) -{ - char cmdline[MAX_CMD_LINE_LENGTH]; - char dotcmd[MAX_CMD_LINE_LENGTH]; - char *curr,*next,*p,*args; - char ctr; - - strcpy(dotcmd,cmd); - next = dotcmd; - cmdline[0] = '\0'; - while (*next) { // if something to do - curr = next; - p = strchr(next,'%'); - if (p) { - *p--='\0'; next=p+2; - while (*p == ' ') p--; - *(++p)='\0'; // remove trailing spaces - } else { - if (*defcmd) { // execute defcmd next - next=defcmd; - defcmd=NULL; // exec def cmd only once - } else next=NULL; - } - // now we just need to execute the command "curr" - curr = strip(curr); - if (curr[0] != '.') { // just run the kernel - strcpy(cmdline,curr); - if (kerargs) strcat(cmdline,kerargs); - runsyslinuximage(cmdline,0); // No IPAppend - } else { // We have a DOT command - // split command into command and args (may be empty) - args = curr; - while ( (*args != ' ') && (*args != '\0') ) args++; - if (*args) { // found a space - *args++ = '\0'; - while (*args == ' ') args++; // skip over spaces - } - if ( (strcmp(curr,".exit")==0) || - (strcmp(curr,".quit")==0) - ) - return QUIT_CMD; - if ( (strcmp(curr,".repeat")==0) || - (strcmp(curr,".ignore")==0) || - (strcmp(curr,".wait")==0) - ) - return RPT_CMD; - if (strcmp(curr,".beep")==0) { - if ((args) && ('0' <= args[0]) && (args[0] <= '9')) - ctr = args[0]-'0'; - else ctr=1; - for (;ctr>0; ctr--) beep(); - } - if (strcmp(curr,".help")==0) runhelp(args); - } - } - return RPT_CMD; // by default we do not quit -} - - -TIMEOUTCODE timeout(const char *cmd) -{ - t_dotcmd c; - c = execdotcmd(cmd,".wait",NULL); - switch(c) { - case ENTER_CMD: - return CODE_ENTER; - case ESCAPE_CMD: - return CODE_ESCAPE; - default: - return CODE_WAIT; - } -} - -TIMEOUTCODE ontimeout(void) -{ - return timeout(timeoutcmd); -} - -TIMEOUTCODE ontotaltimeout(void) -{ - return timeout(totaltimeoutcmd); -} - -void keys_handler(t_menusystem * ms __attribute__ (( unused )), t_menuitem * mi, int scancode) -{ - int nc, nr; - - if (getscreensize(1, &nr, &nc)) { - /* Unknown screen size? */ - nc = 80; - nr = 24; - } - - if ( (scancode == KEY_F1) && (mi->helpid != 0xFFFF) ) { // If scancode of F1 and non-trivial helpid - runhelpsystem(mi->helpid); - } - - // If user hit TAB, and item is an "executable" item - // and user has privileges to edit it, edit it in place. - if ((scancode == KEY_TAB) && (mi->action == OPT_RUN) && - (EDIT_ROW < nr) && (EDIT_ROW > 0) && - (isallowed(username,"editcmd") || isallowed(username,"root"))) { - // User typed TAB and has permissions to edit command line - gotoxy(EDIT_ROW,1); - csprint("Command line:",0x07); - editstring(mi->data,ACTIONLEN); - gotoxy(EDIT_ROW,1); - cprint(' ',0x07,nc-1); - } -} - -t_handler_return login_handler(t_menusystem *ms, t_menuitem *mi) -{ - (void)mi; // Unused - char pwd[40]; - char login[40]; - int nc, nr; - t_handler_return rv; - - (void)ms; - - rv = ACTION_INVALID; - if (PWD_ROW < 0) return rv; // No need to authenticate - - if (mi->item == loginstr) { /* User wants to login */ - if (getscreensize(1, &nr, &nc)) { - /* Unknown screen size? */ - nc = 80; - nr = 24; - } - - gotoxy(PWD_ROW,1); - csprint("Enter Username: ",0x07); - getstring(login, sizeof username); - gotoxy(PWD_ROW,1); - cprint(' ',0x07,nc); - csprint("Enter Password: ",0x07); - getpwd(pwd, sizeof pwd); - gotoxy(PWD_ROW,1); - cprint(' ',0x07,nc); - - if (authenticate_user(login,pwd)) - { - strcpy(username,login); - strcpy(logoutstr,"<L>ogout "); - strcat(logoutstr,username); - mi->item = logoutstr; // Change item to read "Logout" - rv.refresh = 1; // refresh the screen (as item contents changed) - } - else strcpy(username,GUEST_USER); - } - else // User needs to logout - { - strcpy(username,GUEST_USER); - strcpy(logoutstr,""); - mi->item = loginstr; - } - - return rv; -} - -t_handler_return check_perms(t_menusystem *ms, t_menuitem *mi) -{ - char *perms; - pt_xtra x; - - (void) ms; // To keep compiler happy - - x = (pt_xtra) mi->extra_data; - perms = ( x ? x->perms : NULL); - if (!perms) return ACTION_VALID; - - if (isallowed(username,"root") || isallowed(username,perms)) // If allowed - return ACTION_VALID; - else return ACTION_INVALID; -} - -// Compute the full command line to add and if non-trivial -// prepend the string prepend to final command line -// Assume cmdline points to buffer long enough to hold answer -void gencommand(pt_menuitem mi, char *cmdline) -{ - pt_xtra x; - cmdline[0] = '\0'; - strcat(cmdline,mi->data); - x = (pt_xtra) mi->extra_data; - if ( (x) && (x->argsmenu)) gen_append_line(x->argsmenu,cmdline); -} - - -// run the given command together with additional options which may need passing -void runcommand(pt_menuitem mi) -{ - char *line; - pt_xtra x; - long ipappend; - - line = (char *)malloc(sizeof(char)*MAX_CMD_LINE_LENGTH); - gencommand(mi,line); - x = (pt_xtra) mi->extra_data; - ipappend = (x ? x->ipappend : 0); - - runsyslinuximage(line,x->ipappend); - free(line); -} - -// set the extra info for the specified menu item. -void set_xtra(pt_menuitem mi, const char *argsmenu, const char *perms, unsigned int helpid, long ipappend) -{ - pt_xtra xtra; - int bad_argsmenu, bad_perms, bad_ipappend; - - mi->extra_data = NULL; // initalize - mi->helpid = helpid; // set help id - - if (mi->action != OPT_RUN) return; - - bad_argsmenu = bad_perms = bad_ipappend = 0; - if ( (argsmenu==NULL) || (strlen(argsmenu)==0)) bad_argsmenu = 1; - if ( (perms==NULL) || (strlen(perms)==0)) bad_perms = 1; - if ( ipappend==0) bad_ipappend = 1; - - if (bad_argsmenu && bad_perms && bad_ipappend) return; - - xtra = (pt_xtra) malloc(sizeof(t_xtra)); - mi->extra_data = (void *) xtra; - xtra->argsmenu = xtra->perms = NULL; - xtra->ipappend = ipappend; - if (!bad_argsmenu) { - xtra->argsmenu = (char *) malloc(sizeof(char)*(strlen(argsmenu)+1)); - strcpy(xtra->argsmenu,argsmenu); - } - if (!bad_perms) { - xtra->perms = (char *) malloc(sizeof(char)*(strlen(perms)+1)); - strcpy(xtra->perms,perms); - mi->handler = &check_perms; - } -} - -int main(void) -{ - pt_menuitem curr; - char quit; - char exitcmd[MAX_CMD_LINE_LENGTH]; - char exitcmdroot[MAX_CMD_LINE_LENGTH]; - char onerrcmd[MAX_CMD_LINE_LENGTH]; - char startfile[MAX_CMD_LINE_LENGTH]; - char *ecmd; // effective exit command or onerrorcmd - char skipbits; - char skipcmd[MAX_CMD_LINE_LENGTH]; - int timeout; // time in multiples of 0.1 seconds - int totaltimeout; // time in multiples of 0.1 seconds - t_dotcmd dotrv; // to store the return value of execdotcmd - int temp; - - strcpy(username,GUEST_USER); ---header ENDS-- ---system BEGINS-- -/* ---- Initializing menu system parameters --- */ - vmode = %(videomode)s; - skipbits = %(skipcondn)s; - PWD_ROW = %(pwdrow)s; - EDIT_ROW = %(editrow)s; - strcpy(onerrcmd,"%(onerrorcmd)s"); - strcpy(exitcmd,"%(exitcmd)s"); - strcpy(exitcmdroot,"%(exitcmdroot)s"); - // If not specified exitcmdroot = exitcmd - if (exitcmdroot[0] == '\0') strcpy(exitcmdroot,exitcmd); - // Timeout stuff - timeout = %(timeout)s; - strcpy(timeoutcmd,"%(timeoutcmd)s"); - totaltimeout = %(totaltimeout)s; - strcpy(totaltimeoutcmd,"%(totaltimeoutcmd)s"); - strcpy(startfile,"%(startfile)s"); - - init_help("%(helpdir)s"); - init_passwords("%(pwdfile)s"); - init_menusystem("%(title)s"); - set_window_size(%(top)s,%(left)s,%(bot)s,%(right)s); - - // Register the ontimeout handler, with a time out of 10 seconds - reg_ontimeout(ontimeout,timeout*10,0); - reg_ontotaltimeout(ontotaltimeout,totaltimeout*10); - - // Register menusystem handlers - reg_handler(HDLR_KEYS,&keys_handler); -/* ---- End of initialization --- */ ---system ENDS-- ---item BEGINS-- - - curr = add_item("%(item)s","%(info)s",%(type)s,"%(data)s",%(state)d); - set_xtra(curr,"%(argsmenu)s","%(perms)s",%(helpid)d,%(ipappend)d); // Set associated extra info - set_shortcut(%(shortcut)s); ---item ENDS-- ---login BEGINS-- - - curr = add_item(loginstr,"Login/Logout of authentication system",OPT_RUN,NULL,0); - curr->helpid = %(helpid)d; - curr->handler = &login_handler; ---login ENDS-- ---menu BEGINS-- - -/* ------- MENU %(name)s ----- */ - add_named_menu("%(name)s","%(title)s",-1); ---menu ENDS-- ---footer BEGINS-- -/* ------- END OF MENU declarations ----- */ - -// Check if we should skip the menu altogether - quit = 0; // Dont skip the menu - if (getshiftflags() & skipbits) { // we must skip the menu altogther and execute skipcmd - dotrv = execdotcmd(skipcmd,".beep%.exit",NULL); // Worst case we beep and exit - if (dotrv == QUIT_CMD) quit = 1; - } - -// Switch vide mode if required - if (vmode != 0xFF) setvideomode(vmode); - -// Do we have a startfile to display? - if (startfile[0] != '\0') runhelp(startfile); - -// The main loop - while (quit == 0) { // As long as quit is zero repeat - curr = showmenus(find_menu_num("main")); // Initial menu is the one called "main" - - if (curr) { - if (curr->action == OPT_RUN) { - ecmd = (char *)malloc(sizeof(char)*MAX_CMD_LINE_LENGTH); - gencommand(curr,ecmd); - temp = (curr->extra_data ? ((pt_xtra)curr->extra_data)->ipappend : 0); - runsyslinuximage(ecmd,temp); - // kernel not found so execute the appropriate dot command - dotrv = execdotcmd(onerrcmd,".quit",ecmd); // pass bad cmdline as arg - if (dotrv== QUIT_CMD) quit = 1; - free(ecmd); ecmd = NULL; - } - else csprint("Error in programming!",0x07); - } else { - // find effective exit command - ecmd = ( isallowed(username,"root") ? exitcmdroot : exitcmd); - dotrv = execdotcmd(ecmd,".repeat",NULL); - quit = (dotrv == QUIT_CMD ? 1 : 0); // should we exit now - } - } - -// Deallocate space used and quit - close_passwords(); - close_help(); - close_menusystem(); - return 0; -} - ---footer ENDS-- |