31,7 → 31,7 |
|
static enum cmd_result cmd_ver(struct cmd_funcparam *p) { |
char *buff = p->BUFFER; |
unsigned char rc = 0, maj = 0, min = 0, rev = 0, verflags = 0; |
unsigned char rc = 0, maj = 0, min = 0, truemaj = 0, truemin = 0, rev = 0, verflags = 0; |
|
/* help screen */ |
if (cmd_ishlp(p)) { |
105,40 → 105,37 |
push ax |
push bx |
push cx |
push dx |
|
/* get the "normal" (spoofable) DOS version */ |
mov ah, 0x30 /* Get DOS version number (DOS 2+) */ |
int 0x21 /* AL=maj_ver_num AH=min_ver_num BX,CX=OEM */ |
mov [maj], al |
mov [min], ah |
pop cx |
pop bx |
pop ax |
} |
|
sprintf(buff, svarlang_str(20,1), maj, min); /* "DOS kernel version %u.%u" */ |
outputnl(buff); |
|
_asm { |
push ax |
push bx |
push dx |
|
/* get the "true" DOS version, along with a couple of extra data */ |
mov ax, 0x3306 /* Get true DOS version number (DOS 5+) */ |
int 0x21 /* AL=return_code BL=maj_ver_num BH=min_ver_num */ |
mov [rc], al /* DL=revision DH=kernel_memory_area */ |
mov [maj], bl |
mov [min], bh |
mov [truemaj], bl |
mov [truemin], bh |
mov [rev], dl |
mov [verflags], dh |
|
pop dx |
pop cx |
pop bx |
pop ax |
} |
|
/* MS-DOS 2-4 return 0xff, DR DOS 5&6 return 0x01 */ |
if ((rc != 255) && (rc != 1)) { |
sprintf(buff, svarlang_str(20,10), maj, min); /* "True version %u.%u" */ |
outputnl(buff); |
sprintf(buff, svarlang_str(20,1), maj, min); /* "DOS kernel version %u.%u" */ |
output(buff); |
if ((maj != truemaj) || (min != truemin)) { |
output(" ("); |
sprintf(buff, svarlang_str(20,10), maj, min); /* "true ver xx.xx" */ |
output(")"); |
} |
outputnl(""); |
|
sprintf(buff, svarlang_str(20,5), 'A' + rev); /* "Revision %c" */ |
outputnl(buff); |
150,7 → 147,6 |
sprintf(buff, svarlang_str(20,6), loc); /* "DOS is in %s" */ |
outputnl(buff); |
} |
} |
|
outputnl(""); |
nls_output(20,2); /* "SvarCOM shell ver" */ |