void check_email(void)
{
FILE *email_box;
int rtrn = 0;
char location[128], buf[128];
sprintf(location, MAIL_PATH "%s", stats.user_box);
if(!stat(location, &st))
rtrn = st.st_size;
stats.email = 0;
chcolor(colors.data[0], colors.data[1]);
if(rtrn){
if((email_box = fopen(location, "r")))
{
while(!feof(email_box))
{
fgets(buf, 128, email_box);
if(!strncmp(buf, "From ", 5))
stats.email++;
}
if(stats.email < 10)
mvprintw(17, 65, "0%d ", stats.email);
else
mvprintw(17, 65, "%d ", stats.email);
fclose(email_box);
}
else
mvprintw(17, 65, "Can't check");
}
else
mvprintw(17, 65, "00 ");
refresh();
}
void ip_address(int display)
{
struct ifreq ifr;
struct sockaddr_in *skt;
if((eth_s = socket(AF_INET, SOCK_DGRAM, 0)) < 0)
{
perror("socket");
exit(0);
}
strcpy(ifr.ifr_name, interface);
if(ioctl(eth_s, SIOCGIFADDR, &ifr) < 0);
skt = (struct sockaddr_in*)&ifr.ifr_addr;
if(skt->sin_addr.s_addr)
stats.ip_addr_rtrn = inet_ntoa(skt->sin_addr);
else
stats.ip_addr_rtrn = "Unknown";
if(display)
{
chcolor(colors.data[0], colors.data[1]);
mvprintw(17, 27, "%s", stats.ip_addr_rtrn);
refresh();
}
}
main(int argc, char *argv[])
{
int pid, cmd, i;
char name[64];
ucolor = 0;
clearScreen(UMODE);
printf("enter main() : argc = %d\n", argc);
for (i=0; i<argc; i++)
printf("argv[%d] = %s\n", i, argv[i]);
while(1){
pid = getpid();
color = ucolor ? ucolor:0x000B + (pid % 5);// avoid black on black baground
cmd?resetCursor(UMODE):1;
printf("----------------------------------------------\n");
printf("I am proc %din U mode: segment=%x\n", pid, (pid+1)*0x1000);
show_menu();
printf("Command ? ");
getCurPos(UMODE);
printf(" \n");
setCurPos(ux_col,uy_row,UMODE);
gets(name);
clearScreenRegion(K_X_PRINT_OFFSET,80,U_Y_PRINT_OFFSET-1,24,UMODE);
if (name[0]==0)
continue;
cmd = find_cmd(name);
getCurPos(UMODE);
setCurPos(K_X_PRINT_OFFSET,U_Y_PRINT_OFFSET,UMODE);
switch(cmd){
case 0 : do_getpid(); break;
case 1 : ps(); break;
case 2 : chname(); break;
case 3 : kmode(); break;
case 4 : kswitch(); break;
case 5 : wait(); break;
case 6 : exit(); break;
case 7 : fork(); break;
case 8 : exec(); break;
case 9 : ucolor = chcolor(); break;
case 10: pipe(); break;
case 11: pfd(); break;
case 12: read_pipe(); break;
case 13: write_pipe(); break;
case 14: close_pipe(); break;
default: invalid(name); break;
}
setCurPos(ux_col,uy_row,UMODE);
}
}
main(int argc, char *argv[])
{
char name[64]; int pid, cmd, segment, i;
pid = getpid();
color = 0x000B + (pid % 5); // avoid black on black baground
printf("enter main() : argc = %d\n", argc);
for (i=0; i<argc; i++)
printf("argv[%d] = %s\n", i, argv[i]);
while(1){
pid = getpid();
color = 0x000B + (pid % 5);
segment = (pid+1)*0x1000;
printf("==============================================\n");
printf("I am proc %din U mode: segment=%x\n", pid, segment);
show_menu();
printf("Command ? ");
gets(name);
if (name[0]==0)
continue;
cmd = find_cmd(name);
switch(cmd){
case 0 : getpid(); break;
case 1 : ps(); break;
case 2 : chname(); break;
case 3 : kmode(); break;
case 4 : kswitch(); break;
case 5 : wait(); break;
case 6 : exit(); break;
case 7 : fork(); break;
case 8 : exec(); break;
case 9: chcolor(); break;
default: invalid(name); break;
}
}
}
int kcinth()
{
u16 segment, offset;
int a,b,c,d, r;
segment = running->uss;
offset = running->usp;
a = get_word(segment, offset + 2*PA);
b = get_word(segment, offset + 2*PB);
c = get_word(segment, offset + 2*PC);
d = get_word(segment, offset + 2*PD);
switch(a){
case 0 : r = running->pid; break;
case 1 : r = do_ps(); break;
case 2 : r = chname(b); break;
case 3 : r = kmode(); break;
case 4 : r = tswitch(); break;
case 5 : r = do_wait(b); break;
case 6 : r = do_exit(b); break;
case 7 : r = fork(); break;
case 8 : r = exec(b); break;
case 9 : r = chcolor(b); break;
case 10 : r = putc(b); break; // putc() in Umode is now a syscall
case 90: r = getc(); break;
case 91: color=running->pid+11;
r = putc(b); break;
case 99: do_exit(b); break;
default: printf("invalid syscall # : %d\n", a);
}
put_word(r, segment, offset + 2*AX);
}
main()
{
char name[64];
int pid, cmd;
while(1){
printf("==============================================\n");
printf("\nIch bin Prozess %d in der U Weise: das laufen im Segment=%x\n",
getpid(), getcs());
show_menu();
printf("Command ? ");
gets(name);
if (name[0]==0)
continue;
cmd = find_cmd(name);
switch(cmd){
case 0 : getpid(); break;
case 1 : ps(); break;
case 2 : chname(); break;
case 3 : kmode(); break;
case 4 : kswitch(); break;
case 5 : wait(); break;
case 6 : die(); break;
case 7 : ufork(); break;
case 8 : uexec(); break;
case 9 : chcolor(); break;
default: invalid(name); break;
}
}
}
int kcinth()
{
ushort seg, off, r;
int x, y, z, w;
seg = running->uss; off = running->usp;
x = get_word(seg, off + 2*13);
y = get_word(seg, off + 2*14);
z = get_word(seg, off + 2*15);
w = get_word(seg, off + 2*16);
switch(x){
case 0 : r = running->pid; break;
case 1 : r = do_ps(); break;
case 2 : r = chname(y); break;
case 3 : r = kmode(); break;
case 4 : r = tswitch(); break;
case 5 : r = do_wait(y); break;
case 6 : r = do_exit(y); break;
case 7 : r = ufork(); break;
case 8 : r = exec(y); break;
case 9 : r = chcolor(y); break;
case 10: r = putc(y); break;
case 11: mysleep(y); break;
case 99 : do_exit(y); break;
default: printf("invalid syscall # : %d\n", x);
break;
}
put_word(r, seg, off + 2*8);
}
