void test_ipc_1_process(PROCESS self, PARAM param)
{
//since we do not do a ipc or resgin, this process will not get executed
PROCESS sender;
int* data;
print_all_processes(kernel_window);
data = (int*) receive (&sender);
print_all_processes(kernel_window);
}
void process_command(char* command)
{
if (is_command(command, "ps")) {
print_all_processes(&shell_wnd);
return;
}
if (is_command(command, "clear")) {
clear_window(&shell_wnd);
return;
}
if (is_command(command, "pacman")) {
run_pacman_app(&pacman_wnd);
return;
}
if (is_command(command, "train")) {
run_train_app(&train_wnd);
return;
}
if (is_command(command, "macaddr")) {
ne2k_print_mac(&ne2k_wnd, &ne2k_phy);
return;
}
if (is_command(command, "go")) {
set_train_speed("4");
return;
}
if (is_command(command, "stop")) {
set_train_speed("0");
return;
}
if (is_command(command, "rev")) {
set_train_speed("D");
return;
}
if (is_command(command, "help")) {
wprintf(&shell_wnd, "Commands:\n");
wprintf(&shell_wnd, " - help show this help\n");
wprintf(&shell_wnd, " - clear clear window\n");
wprintf(&shell_wnd, " - ps show all processes\n");
wprintf(&shell_wnd, " - pacman start PacMan\n");
wprintf(&shell_wnd, " - go make the train go\n");
wprintf(&shell_wnd, " - stop make the train stop\n");
wprintf(&shell_wnd, " - rev reverse train direction\n");
wprintf(&shell_wnd, " - train start train application\n");
wprintf(&shell_wnd, " - macaddr get the MAC address of your NE2K\n\n");
return;
}
/* Room for more commands! */
wprintf(&shell_wnd, "Syntax error! Type 'help' for help.\n");
}
void test_dispatcher_4_process_a(PROCESS self, PARAM param)
{
kprintf("Process: %s\n\n", self->name);
kprintf("Param: %d\n", param);
print_all_processes(kernel_window);
if (check_sum != 2)
test_failed(22);
check_sum += 1;
return_to_boot();
}
void test_dispatcher_5_process_d(PROCESS self, PARAM param)
{
kprintf("Process: %s\n\n", self->name);
print_all_processes(kernel_window);
kprintf("\n");
if (check_sum != 2)
test_failed(23);
check_sum += 1;
resign();
test_failed(24);
}
void f()
{
PROCESS proc;
proc = fork();
if (proc == NULL) {
kprintf("Child process\n");
print_all_processes(kernel_window);
kprintf("\n");
// Give the parent a chance to run
resign();
test_failed(90);
}
// Give the parent a chance to run
resign();
kprintf("Parent process\n");
}
void test_ipc_6_sender_process_1(PROCESS self, PARAM param)
{
PORT receiver_port = (PORT) param;
int data = 11;
check_process("Receiver", STATE_RECEIVE_BLOCKED, FALSE);
check_process("Sender 3", STATE_MESSAGE_BLOCKED, FALSE);
check_process("Sender 2", STATE_MESSAGE_BLOCKED, FALSE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(test_result);
}
kprintf("%s: sending a message to port 1...", self->name);
send(receiver_port, &data);
test_failed(40);
}
void test_ipc_6_sender_process_3(PROCESS self, PARAM param)
{
PORT receiver_port = (PORT) param;
int data = 33;
check_process("Receiver", STATE_RECEIVE_BLOCKED, FALSE);
check_process("Sender 2", STATE_READY, TRUE);
check_process("Sender 1", STATE_READY, TRUE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(test_result);
}
kprintf("%s: sending a message to port 3...\n", self->name);
message(receiver_port, &data);
test_failed(37);
}
void test_ipc_3_sender_process(PROCESS self, PARAM param)
{
PORT receiver_port = (PORT) param;
int data1= 42;
int data2= 24;
check_sum += 1;
/*
* send the first message
*/
check_process("Receiver", STATE_RECEIVE_BLOCKED, FALSE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(48);
}
kprintf("%s: sending a message using send()...\n",
self->name);
send(receiver_port, &data1);
if (check_sum != 3)
test_failed(49);
check_sum += 4;
kprintf("%s: received = %d\n", self->name, data1);
if (data1 != 11)
test_failed(41);
/*
* send the second message
*/
kprintf("%s: sending a message using message()...\n",
self->name);
message(receiver_port, &data2);
if (check_sum != 15)
test_failed(54);
kprintf("%s: woken up from message()\n", self->name);
return_to_boot();
}
void test_dispatcher_4_process_c(PROCESS self, PARAM param)
{
kprintf("\nProcess: %s\n\n", self->name);
print_all_processes(kernel_window);
kprintf("\n");
if (check_sum != 0)
test_failed(22);
check_sum += 2;
remove_ready_queue(active_proc);
check_num_proc_on_ready_queue(2);
if (test_result != 0)
test_failed(test_result);
resign();
test_failed(26);
}
/*
* We don't explicitly create a new process, but because of init_process()
* and init_dispatcher(), the main thread should be initialized as a process
* and be added to the ready queue.
* This also test print_all_processes()
*/
void test_create_process_1()
{
test_reset();
print_all_processes(kernel_window);
//check if the boot process is initialized correctly.
check_create_process(boot_name, 1, NULL, 0);
if (test_result != 0)
test_failed(test_result);
check_num_of_pcb_entries(1);
if (test_result != 0)
test_failed(test_result);
check_process(boot_name, STATE_READY, TRUE);
if (test_result != 0)
test_failed(test_result);
check_num_proc_on_ready_queue(1);
if (test_result != 0)
test_failed(test_result);
}
void test_ipc_3_receiver_process(PROCESS self, PARAM param)
{
PROCESS sender;
int* data;
check_sum = 0;
/*
* receive the first message
*/
check_process("Sender", STATE_READY, TRUE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(test_result);
}
kprintf("%s: receiving the first message...\n", self->name);
data = (int*) receive (&sender);
if (check_sum != 1)
test_failed(47);
kprintf("%s: received a message from %s, parameter = %d\n",
self->name, sender->name, *data);
check_sum += 2;
check_process("Receiver", STATE_READY, TRUE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(53);
}
// Sender should now be REPLY_BLOCKED and off ready queue
check_process("Sender", STATE_REPLY_BLOCKED, FALSE);
if (test_result == 13) {
print_all_processes(kernel_window);
test_failed(50);
}
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(51);
}
if (*data != 42)
test_failed(41);
*data = 11;
reply(sender);
/*
* receive the sencond message
*/
kprintf("%s: receiving the second message...\n", self->name);
data = (int*) receive(&sender);
if (check_sum != 7)
test_failed(47);
kprintf("%s: received a message from %s, parameter = %d\n",
self->name, sender->name, *data);
check_sum += 8;
// Sender should now be STATE_READY and on ready queue
check_process("Sender", STATE_READY, TRUE);
if (test_result == 13) {
print_all_processes(kernel_window);
test_failed(55);
}
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(57);
}
if (*data == 11)
test_failed(44);
if (*data != 24)
test_failed(41);
/* We do the third receive. Since there is no message pending,
* this process will become RECEIVE_BLOCKED so that the sender
* will continue to run. */
data = (int*) receive(&sender);
test_failed(47);
}
void print_process_func(int argc, char *argv)
{
print_all_processes(shell_window);
}
void test_ipc_2_receiver_process (PROCESS self, PARAM param)
{
PROCESS sender;
int* data;
/*
* receiving the first message
*/
check_sum += 1;
// Sender should now be SEND_BLOCKED and off read queue
check_process("Sender", STATE_SEND_BLOCKED, FALSE);
if (test_result == 13) {
print_all_processes(kernel_window);
test_failed(35);
}
if (test_result == 14) {
print_all_processes(kernel_window);
test_failed(36);
}
kprintf("%s: receiving first message...\n", self->name);
data = (int*) receive (&sender);
// check the processes
// Sender should now be REPLY_BLOCKED and off read queue
check_process("Sender", STATE_REPLY_BLOCKED, FALSE);
if (test_result == 13) {
print_all_processes(kernel_window);
test_failed(38);
}
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(test_result);
}
kprintf("%s: received a message from %s, parameter = %d\n",
self->name, sender->name, *data);
if (*data != 42)
test_failed(41);
*data = 11;
kprintf("%s: replying to %s.\n", self->name, sender->name);
reply(sender);
if (check_sum != 3)
test_failed(40);
/*
* receiving the second message
*/
check_sum += 4;
// Sender should now be MESSAGE_BLOCKED and off read queue
check_process("Sender", STATE_MESSAGE_BLOCKED, FALSE);
if (test_result == 13) {
print_all_processes(kernel_window);
test_failed(43);
}
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(36);
}
kprintf("%s: receiving second message...\n", self->name);
data = (int*) receive (&sender);
if (*data == 11)
test_failed(44); //the first message is received again
// Sender should now be STATE_READY and on read queue
check_process("Sender", STATE_READY, TRUE);
if (test_result == 13) {
print_all_processes(kernel_window);
test_failed(45);
}
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(46);
}
kprintf("%s: received a message from %s, parameter = %d\n",
self->name, sender->name, *data);
if (*data != 24)
test_failed(41);
resign();
test_failed(46);
}
void test_ipc_2_sender_process(PROCESS self, PARAM param)
{
PORT receiver_port = (PORT) param;
int data1 = 42;
int data2 = 24;
check_sum = 0;
/*
* send first message
*/
check_process("Receiver", STATE_READY, TRUE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(test_result);
}
kprintf("%s: sending a message using send()...\n",
self->name);
send(receiver_port, &data1);
if (check_sum != 1)
test_failed(37);
kprintf("%s: received data = %d\n", self->name, data1);
if (data1 != 11)
test_failed(42);
/*
* send second message
*/
check_sum += 2;
check_process("Sender", STATE_READY, TRUE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(39);
}
check_process("Receiver", STATE_READY, TRUE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(test_result);
}
kprintf("%s: sending a message using message()...\n",
self->name);
message(receiver_port, &data2);
if (check_sum != 7)
test_failed(37);
kprintf("%s: woken up from message().\n", self->name);
check_process("Receiver", STATE_READY, TRUE);
if (test_result != 0)
test_failed(test_result);
check_sum += 8;
return_to_boot();
}
void test_ipc_6_receiver(PROCESS self, PARAM param)
{
PORT port1;
PORT port2;
PORT port3;
PROCESS sender_1;
PROCESS sender_2;
PROCESS sender_3;
int second_sender;
int *data1;
int *data2;
int *data3;
check_sum += 1;
port1 = self->first_port;
kprintf("%s: creating port 3 and port 2...\n", self->name);
port3 = create_port();
port2 = create_port();
kprintf("%s: closing port 3 and port 2...\n", self->name);
close_port(port2);
close_port(port3);
check_port(port1, self->name, TRUE);
check_port(port2, self->name, FALSE);
check_port(port3, self->name, FALSE);
if (test_result != 0)
test_failed(test_result);
create_process(test_ipc_6_sender_process_3, 5, (PARAM) port3, "Sender 3");
create_process(test_ipc_6_sender_process_2, 5, (PARAM) port2, "Sender 2");
create_process(test_ipc_6_sender_process_1, 4, (PARAM) port1, "Sender 1");
/*
* receive first message
*/
kprintf("%s: receiving first message...\n", self->name);
data1 = (int*) receive(&sender_1);
kprintf("\n%s: received a message from %s, parameter = %d.\n",
self->name, sender_1->name, * data1);
if (string_compare(sender_1->name, "Sender 2") == 1)
test_failed(60);
if (string_compare(sender_1->name, "Sender 3") == 1)
test_failed(60);
if (string_compare(sender_1->name, "Sender 1") != 1)
test_failed(58);
check_process("Sender 3", STATE_MESSAGE_BLOCKED, FALSE);
check_process("Sender 2", STATE_MESSAGE_BLOCKED, FALSE);
check_process("Sender 1", STATE_REPLY_BLOCKED, FALSE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(test_result);
}
/*
* receive second message
*/
kprintf("%s: opening port 2 and port 3...\n", self->name);
open_port(port2);
open_port(port3);
check_sum += 2; // to check that first message is receiverd.
kprintf("%s: receiving second message...\n", self->name);
data2 = (int*) receive (&sender_2);
kprintf("%s: received a message from %s, parameter = %d.\n",
self->name, sender_2->name, * data2);
// second message can be from either sender 2 or sender 3, depending
// on implementation of create_port().
second_sender = 0;
if (string_compare(sender_2->name, "Sender 2") == 1) {
check_process("Sender 2", STATE_READY, TRUE);
check_process("Sender 3", STATE_MESSAGE_BLOCKED, FALSE);
second_sender = 2;
} else if (string_compare(sender_2->name, "Sender 3") == 1) {
check_process("Sender 3", STATE_READY, TRUE);
check_process("Sender 2", STATE_MESSAGE_BLOCKED, FALSE);
second_sender = 3;
} else
test_failed(44);
check_sum += 4; // to check that second message is received.
/*
* receive third message
*/
kprintf("%s: receiving third message...\n", self->name);
data3 = (int*) receive(&sender_3);
kprintf("%s: received a message from %s, parameter = %d.\n",
self->name, sender_3->name, * data3);
if (string_compare(sender_3->name, "Sender 1") == 1)
test_failed(44);
if (second_sender == 2) {
if (string_compare(sender_3->name, "Sender 2") == 1)
test_failed(44);
if (string_compare(sender_3->name, "Sender 3") != 1)
test_failed(58);
} else {
if (string_compare(sender_3->name, "Sender 3") == 1)
test_failed(44);
if (string_compare(sender_3->name, "Sender 2") != 1)
test_failed(58);
}
check_process("Sender 3", STATE_READY, TRUE);
check_process("Sender 2", STATE_READY, TRUE);
check_process("Sender 1", STATE_REPLY_BLOCKED, FALSE);
if (test_result != 0) {
print_all_processes(kernel_window);
test_failed(test_result);
}
check_sum += 8; // to check that third message is received.
return_to_boot();
}
void test_fork_1()
{
test_reset();
f();
print_all_processes(kernel_window);
}
int showProcessesCommand(char* param1, char* param2)
{
print_all_processes(&shell_wnd);
return 1;
}
