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/* |
* SVAROG386 INSTALL |
* COPYRIGHT (C) 2016 MATEUSZ VISTE |
*/ |
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#include <dos.h> |
#include <stdio.h> /* printf() and friends */ |
#include <stdlib.h> /* system() */ |
#include <string.h> /* memcpy() */ |
#include <unistd.h> |
#include "input.h" |
#include "video.h" |
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#define COLOR_TITLEBAR 0x7000 |
#define COLOR_BODY 0x1700 |
#define COLOR_SELECT 0x7000 |
#define COLOR_SELECTCUR 0x1F00 |
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/* reboot the computer */ |
static void reboot(void) { |
void ((far *bootroutine)()) = (void (far *)()) 0xFFFF0000L; |
int far *rstaddr = (int far *)0x00400072L; /* BIOS boot flag is at 0040:0072 */ |
*rstaddr = 0x1234; /* 0x1234 = warm boot, 0 = cold boot */ |
(*bootroutine)(); /* jump to the BIOS reboot routine at FFFF:0000 */ |
} |
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static int menuselect(int ypos, int xpos, int height, char **list) { |
int i, offset = 0, res = 0, count, width = 0; |
/* count how many languages there is */ |
for (count = 0; list[count] != NULL; count++) { |
int len = strlen(list[count]); |
if (len > width) width = len; |
} |
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/* if xpos negative, means 'center out' */ |
if (xpos < 0) xpos = 39 - (width >> 1); |
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video_putchar(ypos, xpos+width+2, COLOR_SELECT, 0xBF); /* \ */ |
video_putchar(ypos, xpos-1, COLOR_SELECT, 0xDA); /* / */ |
video_putchar(ypos+height-1, xpos-1, COLOR_SELECT, 0xC0); /* \ */ |
video_putchar(ypos+height-1, xpos+width+2, COLOR_SELECT, 0xD9);/* / */ |
video_putcharmulti(ypos, xpos, COLOR_SELECT, 0xC4, width + 2, 1); |
video_putcharmulti(ypos+height-1, xpos, COLOR_SELECT, 0xC4, width + 2, 1); |
video_putcharmulti(ypos+1, xpos-1, COLOR_SELECT, 0xB3, height - 2, 80); |
video_putcharmulti(ypos+1, xpos+width+2, COLOR_SELECT, 0xB3, height - 2, 80); |
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for (;;) { |
int key; |
/* list of selectable items */ |
for (i = 0; i < height - 2; i++) { |
if (i + offset == res) { |
video_putchar(ypos + 1 + i, xpos, COLOR_SELECTCUR, 16); |
video_putchar(ypos + 1 + i, xpos+width+1, COLOR_SELECTCUR, 17); |
video_movecursor(ypos + 1 + i, xpos); |
video_putstringfix(ypos + 1 + i, xpos+1, COLOR_SELECTCUR, list[i + offset], width); |
} else if (i + offset < count) { |
video_putchar(ypos + 1 + i, xpos, COLOR_SELECT, ' '); |
video_putchar(ypos + 1 + i, xpos+width+1, COLOR_SELECT, ' '); |
video_putstringfix(ypos + 1 + i, xpos+1, COLOR_SELECT, list[i + offset], width); |
} else { |
video_putcharmulti(ypos + 1 + i, xpos, COLOR_SELECT, ' ', width+2, 1); |
} |
} |
key = input_getkey(); |
if (key == 0x0D) { /* ENTER */ |
return(res); |
} else if (key == 0x148) { /* up */ |
if (res > 0) res--; |
} else if (key == 0x150) { /* down */ |
if (res+1 < count) res++; |
} else if (key == 0x1B) { /* ESC */ |
return(-1); |
} |
} |
} |
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static void newscreen(void) { |
int x; |
for (x = 0; x < 80; x++) video_putchar(0, x, COLOR_TITLEBAR, ' '); |
video_clear(COLOR_BODY, 80); |
video_putstring(0, 29, COLOR_TITLEBAR, "SVAROG386 INSTALLATION"); |
} |
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static int selectlang(char *lang) { |
int choice; |
char *code; |
char *langlist[] = { |
"English\0EN", |
"French\0FR", |
"German\0DE", |
"Italian\0IT", |
"Polish\0PL", |
"Russian\0RU", |
"Slovenian\0SL", |
"Spanish\0ES", |
"Turkish\0TR", |
NULL |
}; |
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newscreen(); |
video_putstring(3, 30, COLOR_BODY, "Welcome to Svarog386"); |
video_putstring(4, 30, COLOR_BODY, "===================="); |
video_putstring(6, 2, COLOR_BODY, "Svarog386 is an operating system based on the FreeDOS kernel. It targets"); |
video_putstring(7, 2, COLOR_BODY, "386+ computers and comes with a variety of third-party applications. Before"); |
video_putstring(8, 2, COLOR_BODY, "we get to serious business, please select your preferred language from the"); |
video_putstring(9, 2, COLOR_BODY, "list below, and press the ENTER key:"); |
choice = menuselect(11, -1, 12, langlist); |
if (choice < 0) return(-1); |
/* write short language code into lang */ |
for (code = langlist[choice]; *code != 0; code++); |
memcpy(lang, code + 1, 2); |
lang[2] = 0; |
return(0); |
} |
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/* returns 0 if installation must proceed, non-zero otherwise */ |
static int welcomescreen(void) { |
char *choice[] = {"Install Svarog386 to disk", "Quit to DOS", NULL}; |
newscreen(); |
video_putstring(4, 1, COLOR_BODY, "You are about to install Svarog386, a free, MSDOS-compatible operating system"); |
video_putstring(5, 1, COLOR_BODY, "based on the FreeDOS kernel."); |
video_putstring(7, 1, COLOR_BODY, "WARNING: If your PC has another operating system installed, this other system"); |
video_putstring(8, 1, COLOR_BODY, " might be unable to boot once Svarog386 is installed."); |
return(menuselect(14, -1, 4, choice)); |
} |
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static int testdrive(int drv) { |
union REGS r; |
/* try to switch to new drive */ |
r.h.ah = 0x0E; |
r.h.dl = drv; |
int86(0x21, &r, &r); |
/* has it worked? if yes, then the drive is valid */ |
r.h.ah = 0x19; |
int86(0x21, &r, &r); |
if (r.h.al == drv) return(0); |
return(-1); |
} |
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/* returns total disk space of drive drv (in MiB, max 2048), or -1 if drive invalid |
* also sets emptyflag to 1 if drive is empty, or to 0 otherwise */ |
static int disksize(int drv, int *emptyflag) { |
long res; |
union REGS r; |
r.h.ah = 0x36; /* DOS 2+ get free disk space */ |
r.h.dl = drv; |
int86(0x21, &r, &r); |
if (r.x.ax == 0xffffu) return(-1); /* AX set to FFFFh if drive invalid */ |
res = r.x.ax; |
res *= r.x.bx; |
res *= r.x.cx; |
res >>= 20; /* bytes to MiB */ |
if (r.x.dx != r.x.bx) { /* DX is total number of clusters, while BX is only free clusters */ |
*emptyflag = 0; |
} else { |
*emptyflag = 1; |
} |
return(res); |
} |
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static int preparedrive(void) { |
int driveexists; |
int selecteddrive = 3; /* hardcoded to 'C:' */ |
int ds, emptydriveflag; |
for (;;) { |
newscreen(); |
driveexists = testdrive(selecteddrive); |
if (driveexists != 0) { |
char *list[] = { "Run the FDISK partitionning tool", "Quit to DOS", NULL}; |
video_putstring(4, 2, COLOR_BODY, "ERROR: Drive C: could not be found. Perhaps your hard disk needs to be"); |
video_putstring(5, 2, COLOR_BODY, " partitionned first. Please create at least one partition on your"); |
video_putstring(6, 2, COLOR_BODY, " hard disk, so Svarog386 can be installed on it. Note, that"); |
video_putstring(7, 2, COLOR_BODY, " Svarog386 requires at least 16 MiB of available disk space."); |
video_putstring(9, 2, COLOR_BODY, "You can use the FDISK partitioning tool for creating the required partition,"); |
video_putstring(10, 2, COLOR_BODY, "or abort the installation and use any other partition manager of your choice."); |
if (menuselect(12, -1, 4, list) != 0) return(-1); |
video_clear(0x0700, 0); |
video_movecursor(0, 0); |
system("fdisk"); |
newscreen(); |
video_putstring(13, 10, COLOR_BODY, "Your computer will reboot now. Press any key."); |
reboot(); |
return(-1); |
} |
/* if not formatted, propose to format it right away */ |
ds = disksize(selecteddrive, &emptydriveflag); |
if (ds < 0) { |
char *list[] = { "Proceed with formatting", "Quit to DOS", NULL}; |
video_putstring(7, 2, COLOR_BODY, "ERROR: Drive C: seems to be unformated."); |
video_putstring(8, 2, COLOR_BODY, " Do you wish to format it?"); |
if (menuselect(12, -1, 4, list) != 0) return(-1); |
video_clear(0x0700, 0); |
video_movecursor(0, 0); |
system("FORMAT /Q C:"); |
continue; |
} |
/* check total space */ |
if (ds < 16) { |
video_putstring(9, 2, COLOR_BODY, "ERROR: Drive C: is not big enough! Svarog386 requires a disk of at least 16 MiB."); |
video_putstring(11, 2, COLOR_BODY, "Press any key to return to DOS."); |
input_getkey(); |
return(-1); |
} |
/* is the disk empty? */ |
if (emptydriveflag != 0) { |
char *list[] = { "Proceed with formatting", "Quit to DOS", NULL}; |
video_putstring(7, 2, COLOR_BODY, "ERROR: Drive C: is not empty. Svarog386 must be installed on an empty disk."); |
video_putstring(8, 2, COLOR_BODY, " You can format the disk now, to make it empty. Note however, that"); |
video_putstring(9, 2, COLOR_BODY, " this will ERASE ALL CURRENT DATA on your disk."); |
if (menuselect(12, -1, 4, list) != 0) return(-1); |
video_clear(0x0700, 0); |
video_movecursor(0, 0); |
system("FORMAT /Q C:"); |
continue; |
} else { |
/* final confirmation */ |
char *list[] = { "Install Svarog386", "Quit to DOS", NULL}; |
video_putstring(8, 2, COLOR_BODY, "The installation of Svarog386 to your C: disk is about to begin."); |
if (menuselect(10, -1, 4, list) != 0) return(-1); |
system("SYS A: C:"); |
return(0); |
} |
} |
} |
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static void finalreboot(void) { |
newscreen(); |
video_putstring(10, 2, COLOR_BODY, "Svarog386 installation is over. Please remove the"); |
video_putstring(10, 2, COLOR_BODY, "installation diskette and/or CD from the drive."); |
video_putstring(13, 2, COLOR_BODY, "Press any key to reboot..."); |
input_getkey(); |
reboot(); |
} |
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static void bootfilesgen(int targetdrv, char *lang) { |
char drv = 'A' + targetdrv - 1; |
char buff[128]; |
FILE *fd; |
/*** AUTOEXEC.BAT ***/ |
sprintf(buff, "%c:\\AUTOEXEC.BAT", drv); |
fd = fopen(buff, "wb"); |
if (fd == NULL) return; |
fprintf(fd, "@ECHO OFF\r\n"); |
fprintf(fd, "SET TEMP=%c:\\TEMP\r\n", drv); |
fprintf(fd, "SET DOSDIR=%c:\\SYSTEM\\SVAROG.386\r\n", drv); |
fprintf(fd, "SET NLSPATH=%%DOSDIR%%\\NLS\r\n", drv); |
fprintf(fd, "SET LANG=%s\r\n", lang); |
fprintf(fd, "SET DIRCMD=/OGNE/P\r\n"); |
fprintf(fd, "SET FDNPKG.CFG=%c:\\SYSTEM\\CFG\\FDNPKG.CFG\r\n"); |
fprintf(fd, "SET WATTCP.CFG=%c:\\SYSTEM\\CFG\\WATTCP.CFG\r\n"); |
fprintf(fd, "PATH %%DOSDIR%%\\BIN;%%DOSDIR%%\\LINKS\r\n"); |
fprintf(fd, "PROMPT $P$G\r\n"); |
fprintf(fd, "\r\n\r\n"); |
fprintf(fd, "MODE CON CP PREPARE=((991) %c:\\SYSTEM\\SVAROG.386\\CPI\\EGA10.CPX\r\n"); |
fprintf(fd, "MODE CON CP SELECT=991\r\n"); |
fprintf(fd, "\r\n"); |
fprintf(fd, "SHSUCDX /d:FDCD0001\r\n"); |
fclose(fd); |
/*** CONFIG.SYS ***/ |
sprintf(buff, "%c:\\CONFIG.SYS", drv); |
fd = fopen(buff, "wb"); |
if (fd == NULL) return; |
fprintf(fd, "DOS=UMB,HIGH\r\n"); |
fprintf(fd, "FILES=50\r\n"); |
fprintf(fd, "DEVICE=%c:\\SYSTEM\\SVAROG.386\\BIN\\HIMEM.EXE\r\n", drv); |
fprintf(fd, "SHELLHIGH=%c:\\SYSTEM\\SVAROG.386\\BIN\\COMMAND.COM /E:512", drv); |
fprintf(fd, "REM COUNTRY=001,437,%c:\\SYSTEM\\SVAROG.386\r\n", drv); |
fprintf(fd, "DEVICE=%c:\\SYSTEM\\SVAROG.386\\BIN\\CDROM.SYS /D:FDCD0001\r\n", drv); |
fclose(fd); |
} |
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static void installpackages(void) { |
char *pkglist[] = { |
"APPEND", |
"ASSIGN", |
"ATTRIB", |
"CHKDSK", |
"CHOICE", |
"COMMAND", |
"COMP", |
"CPIDOS", |
"CTMOUSE", |
"DEBUG", |
"DEFRAG", |
"DELTREE", |
"DEVLOAD", |
"DISKCOMP", |
"DISKCOPY", |
"DISPLAY", |
"DOSFSCK", |
"EDIT", |
"EDLIN", |
"EXE2BIN", |
"FC", |
"FDAPM", |
"FDISK", |
"FDNPKG", |
"FIND", |
"FORMAT", |
"HELP", |
"HIMEMX", |
"KERNEL", |
"KEYB", |
"LABEL", |
"LBACACHE", |
"MEM", |
"MIRROR", |
"MODE", |
"MORE", |
"MOVE", |
"NANSI", |
"NLSFUNC", |
"PRINT", |
"RDISK", |
"RECOVER", |
"REPLACE", |
"SHARE", |
"SHSUCDX", |
"SORT", |
"SWSUBST", |
"TREE", |
"UNDELETE", |
"XCOPY", |
NULL |
}; |
int i; |
newscreen(); |
video_putstring(10, 2, COLOR_BODY, "Installing packages..."); |
for (i = 0; pkglist[i] != NULL; i++) { |
char buff[32]; |
sprintf(buff, "FDINST %s.ZIP > NULL"); |
system(buff); |
} |
} |
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int main(void) { |
char lang[4]; |
int targetdrv; |
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for (;;) { /* fake loop, it's here just to break out easily */ |
if (selectlang(lang) < 0) break; /* welcome to svarog, select your language */ |
/*selectkeyb();*/ /* if non-english, what keyb layout should we use? */ |
if (welcomescreen() != 0) break; /* what svarog386 is, ask whether to run live dos or install */ |
targetdrv = preparedrive(); /* what drive should we install to? check avail. space */ |
if (targetdrv < 0) break; |
/*askaboutsources();*/ /* IF sources are available, ask if installing with them */ |
installpackages(); /* install packages */ |
bootfilesgen(targetdrv, lang); /* generate simple boot files */ |
/*localcfg();*/ /* show local params (currency, etc), and propose to change them (based on localcfg) */ |
/*netcfg();*/ /* basic networking config? */ |
finalreboot(); /* remove the CD and reboot */ |
break; |
} |
video_clear(0x0700, 0); |
video_movecursor(0, 0); |
return(0); |
} |