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/*

 * Copyright (C) 2005 Martin Decky

 * All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 *

 * - Redistributions of source code must retain the above copyright

 *   notice, this list of conditions and the following disclaimer.

 * - Redistributions in binary form must reproduce the above copyright

 *   notice, this list of conditions and the following disclaimer in the

 *   documentation and/or other materials provided with the distribution.

 * - The name of the author may not be used to endorse or promote products

 *   derived from this software without specific prior written permission.

 *

 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR

 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.

 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,

 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT

 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */

#include "version.h"

#include <ipc.h>

#include <stdio.h>

#include <unistd.h>

#include <stdlib.h>

#include <ns.h>

#include <thread.h>

#include <task.h>

#include <psthread.h>

#include <futex.h>

int a;

atomic_t ftx;

int __thread stage;

extern void utest(void *arg);

void utest(void *arg)

{

	printf("Uspace thread started.\n");

	if (futex_down(&ftx) < 0)

		printf("Futex failed.\n");

	if (futex_up(&ftx) < 0)

		printf("Futex failed.\n");

	printf("%s in good condition.\n", __FUNCTION__);

	for (;;)

		;

}

static void test_printf(void)

{

	printf("Simple text.\n");

	printf("Now insert '%s' string.\n","this");

	printf("Signed formats on uns. numbers: '%d', '%+d', '% d', '%u' (,+, ,u)\n", 321, 321, 321, 321);

	printf("Signed formats on sig. numbers: '%d', '%+d', '% d', '%u' (,+, ,u)\n", -321, -321, -321, -321);

	printf("Signed with different sized: '%hhd', '%hd', '%d', '%ld', %lld;\n", -3, -32, -321, -32101l, -3210123ll);

	printf("And now... '%hhd' byte! '%hd' word! '%d' int! \n", 11, 11111, 1111111111);

	printf("Different bases: %#hx, %#hu, %#ho and %#hb\n", 123, 123, 123, 123);

	printf("Different bases signed: %#hx, %#hu, %#ho and %#hb\n", -123, -123, -123, -123);

	printf("'%llX' llX! Another '%llx' llx! \n", 0x1234567887654321ll, 0x1234567887654321ll);

	printf("'%llX' with 64bit value and '%x' with 32 bit value. \n", 0x1234567887654321ll, 0x12345678 );

	printf("'%llx' 64bit, '%x' 32bit, '%hhx' 8bit, '%hx' 16bit, '%llX' 64bit and '%s' string.\n", 0x1234567887654321ll, 0x12345678, 0x12, 0x1234, 0x1234567887654321ull, "Lovely string" );

	printf("Thats all, folks!\n");

}

extern char _heap;

static void test_mremap(void)

{

	printf("Writing to good memory\n");

	mremap(&_heap, 120000, 0);

	printf("%P\n", ((char *)&_heap));

	printf("%P\n", ((char *)&_heap) + 80000);

	*(((char *)&_heap) + 80000) = 10;

	printf("Making small\n");

	mremap(&_heap, 16000, 0);

	printf("Failing..\n");

	*((&_heap) + 80000) = 10;

	printf("memory done\n");

}

/*

static void test_sbrk(void)

{

	printf("Writing to good memory\n");

	printf("Got: %P\n", sbrk(120000));

	printf("%P\n", ((char *)&_heap));

	printf("%P\n", ((char *)&_heap) + 80000);

	*(((char *)&_heap) + 80000) = 10;

	printf("Making small, got: %P\n",sbrk(-120000));

	printf("Testing access to heap\n");

	_heap = 10;

	printf("Failing..\n");

	*((&_heap) + 80000) = 10;

	printf("memory done\n");

}

*/

/*

static void test_malloc(void)

{

	char *data;

	data = malloc(10);

	printf("Heap: %P, data: %P\n", &_heap, data);

	data[0] = 'a';

	free(data);

}

*/

static void test_ping(void)

{

	ipcarg_t result;

	int retval;

	printf("Pinging\n");

	retval = ipc_call_sync(PHONE_NS, NS_PING, 0xbeef,&result);

	printf("Retval: %d - received: %P\n", retval, result);

}

static void got_answer(void *private, int retval, ipc_call_t *data)

{

	printf("Retval: %d...%s...%zX, %zX\n", retval, private,

	       IPC_GET_ARG1(*data), IPC_GET_ARG2(*data));

}

static void test_async_ipc(void)

{

	ipc_call_t data;

	int i;

	printf("Sending ping\n");

	ipc_call_async_2(PHONE_NS, NS_PING, 1, 0xbeefbee2,

			 "Pong1", got_answer);

	ipc_call_async_2(PHONE_NS, NS_PING, 2, 0xbeefbee4, 

			 "Pong2", got_answer);

	ipc_call_async_2(PHONE_NS, NS_PING, 3, 0xbeefbee4, 

			 "Pong3", got_answer);

	ipc_call_async_2(PHONE_NS, NS_PING, 4, 0xbeefbee4, 

			 "Pong4", got_answer);

	ipc_call_async_2(PHONE_NS, NS_PING, 5, 0xbeefbee4, 

			 "Pong5", got_answer);

	ipc_call_async_2(PHONE_NS, NS_PING, 6, 0xbeefbee4, 

			 "Pong6", got_answer);

	printf("Waiting forever...\n");

	for (i=0; i<100;i++)

		printf(".");

	printf("\n");

	ipc_wait_for_call(&data, NULL);

	printf("Received call???\n");

}

static void got_answer_2(void *private, int retval, ipc_call_t *data)

{

	printf("Pong\n");

}

static void test_advanced_ipc(void)

{

	int res;

	ipcarg_t phonead;

	ipc_callid_t callid;

	ipc_call_t data;

	int i;

	printf("Asking 0 to connect to me...\n");

	res = ipc_connect_to_me(0, 1, 2, &phonead);

	printf("Result: %d - phonead: %llu\n", res, phonead);

	for (i=0; i < 100; i++) {

		printf("----------------\n");

		ipc_call_async(PHONE_NS, NS_PING_SVC, 0, "prov",

			       got_answer_2);

		callid = ipc_wait_for_call(&data, NULL);

		printf("Received ping\n");

		ipc_answer(callid, 0, 0, 0);

	}

//	callid = ipc_wait_for_call(&data, NULL);

}

static void test_connection_ipc(void)

{

	int res;

	ipcarg_t result;

	int phoneid;

	printf("Starting connect...\n");

	res = ipc_connect_me_to(PHONE_NS, 10, 20);

	printf("Connected: %d\n", res);

	printf("pinging.\n");

	res = ipc_call_sync(res, NS_PING, 0xbeef,&result);

	printf("Retval: %d - received: %X\n", res, result);

}

static void test_hangup(void)

{

	int phoneid;

	ipc_call_t data;

	ipc_callid_t callid;

	int i;

	printf("Starting connect...\n");

	phoneid = ipc_connect_me_to(PHONE_NS, 10, 20);

	printf("Phoneid: %d, pinging\n", phoneid);

	ipc_call_async_2(PHONE_NS, NS_PING, 1, 0xbeefbee2,

			 "Pong1", got_answer);

	printf("Hangin up\n");

	ipc_hangup(phoneid);

	printf("Connecting\n");

	phoneid = ipc_connect_me_to(PHONE_NS, 10, 20);

	printf("Newphid: %d\n", phoneid);

	for (i=0; i < 1000; i++) {

		if ((callid=ipc_wait_for_call(&data, IPC_WAIT_NONBLOCKING)))

			printf("callid: %d\n");

	}

	printf("New new phoneid: %d\n", ipc_connect_me_to(PHONE_NS, 10, 20));

}

static void test_slam(void)

{

	int i;

	ipc_call_t data;

	ipc_callid_t callid;

	printf("ping");

	ipc_call_async_2(PHONE_NS, NS_PING, 1, 0xbeefbee2,

			 "Pong1", got_answer);

	printf("slam");

	ipc_call_async_2(PHONE_NS, NS_HANGUP, 1, 0xbeefbee2,

			 "Hang", got_answer);

	printf("ping2\n");

	ipc_call_async_2(PHONE_NS, NS_PING, 1, 0xbeefbee2,

			 "Ping2", got_answer);

	for (i=0; i < 1000; i++) {

		if ((callid=ipc_wait_for_call(&data, IPC_WAIT_NONBLOCKING)))

			printf("callid: %d\n");

	}

	ipc_call_async_2(PHONE_NS, NS_PING, 1, 0xbeefbee2,

			 "Pong1", got_answer);

	printf("Closing file\n");

	ipc_hangup(PHONE_NS);

	ipc_call_async_2(PHONE_NS, NS_PING, 1, 0xbeefbee2,

			 "Pong1", got_answer);

	ipc_wait_for_call(&data, 0);

}

static int ptest(void *arg)

{

	stage = 1;

	printf("Pseudo thread stage%d.\n", stage);

	stage++;

	psthread_schedule_next();

	printf("Pseudo thread stage%d.\n", stage);

	stage++;

	psthread_schedule_next();

	printf("Pseudo thread stage%d.\n", stage);

	psthread_schedule_next();

	stage++;

	printf("Pseudo thread stage%d.\n", stage);

	psthread_schedule_next();

	printf("Pseudo thread exiting.\n");

	return 0;	

}

int main(int argc, char *argv[])

{

	pstid_t ptid;

	int tid;

	version_print();

//	test_printf();

//	test_ping();

//	test_async_ipc();

//	test_advanced_ipc();

//	test_connection_ipc();

//	test_hangup();

//	test_slam();

	printf("Userspace task, taskid=%llX\n", get_task_id());

	futex_initialize(&ftx, 1);

	if (futex_down(&ftx) < 0)

		printf("Futex failed.\n");

	if (futex_up(&ftx) < 0)

		printf("Futex failed.\n");

	if (futex_down(&ftx) < 0)

		printf("Futex failed.\n");

	if ((tid = thread_create(utest, NULL, "utest")) != -1) {

		printf("Created thread tid=%d\n", tid);

	}

	if ((tid = thread_create(utest, NULL, "utest")) != -1) {

		printf("Created thread tid=%d\n", tid);

	}

	int i;

	for (i = 0; i < 50000000; i++)

		;

	if (futex_up(&ftx) < 0)

		printf("Futex failed.\n");

	printf("Creating pseudo thread.\n");

	stage = 1;

	ptid = psthread_create(ptest, NULL);

	printf("Main thread stage%d.\n", stage);

	stage++;

	psthread_schedule_next();;

	printf("Main thread stage%d.\n", stage);

	stage++;

	psthread_schedule_next();;

	printf("Main thread stage%d.\n", stage);

	psthread_join(ptid);

	printf("Main thread exiting.\n");

	return 0;

}