static void
doit (DDEV_REQ *packet)
{
switch (packet->header.msgtyp)
{
case DEV_OPN:
/* デバイスのオープン */
if (!initialized)
{
init_console ();
}
open_console (packet->header.mbfid, &(packet->body.opn_req));
break;
case DEV_CLS:
/* デバイスのクローズ */
close_console (packet->header.mbfid, &(packet->body.cls_req));
break;
case DEV_REA:
read_console (packet->header.mbfid, &(packet->body.rea_req));
break;
case DEV_WRI:
write_console (packet->header.mbfid, &(packet->body.wri_req));
break;
case DEV_CTL:
control_console (packet->header.mbfid, &(packet->body.ctl_req));
break;
}
}
static int f() {
char buf = '1';
while (1) {
read_console(&buf, 1);
write_console(&buf, 1);
}
return 0;
}
static ssize_t
do_read(void *handle, char *buffer, size_t size)
{ switch( use_console )
{ case C_ATTACHED:
return read_console(handle, buffer, size);
case C_NONE:
case C_READ:
if ( ask_attach(TRUE) )
{ if ( attach_console() )
return read_console(handle, buffer, size);
}
case C_NEVER:
return -1;
}
return -1;
}
static int test() {
// CHECK: reg c1: 0
printf("reg c1: %d\n", register_console(&c1));
// CHECK: reg c2: 0
printf("reg c2: %d\n", register_console(&c2));
write_console(NULL, 0);
// CHECK: read ret: 1
char tmp;
printf("read ret: %d\n", read_console(&tmp, 1));
unregister_console(&c1);
return 0;
}
/**
* getchar() without echo
* wait until at least one character pressed
* @return character readed
*/
int mygetchar(){ // аналог getchar() без необходимости жать Enter
int ret;
do ret = read_console();
while(ret == 0);
return ret;
}
/**
* getchar() without echo
* wait until at least one character pressed
* @return character readed
*/
int mygetchar(){ // getchar() without need of pressing ENTER
int ret;
do ret = read_console();
while(ret == 0);
return ret;
}
