#include "syslib.h"
#include <string.h>
#include <machine/archtypes.h>
#include <minix/timers.h>
#include <minix/sysutil.h>
#include <minix/vm.h>

#define MAX_RECEIVERS	4
#define MAX_PAYLOAD	32

int sys_mq_send(int mqdes, const char *msg_ptr, pid_t dst[], unsigned int msg_prio)
{
	message m;

	m.m_lsys_krn_sys_mqueue_send.mqdes = mqdes;
	for (int i = 0; i < MAX_RECEIVERS; i++) {
		if (dst[i] == -1) {
			m.m_lsys_krn_sys_mqueue_send.dst[i] = dst[i];
			break;
		}

		endpoint_t endpoint;
		int ret = sys_endpoint_from_pid(dst[i], &endpoint);
		if (ret != 0)
			endpoint = -1;
		m.m_lsys_krn_sys_mqueue_send.dst[i] = endpoint;
	}
	memcpy(m.m_lsys_krn_sys_mqueue_send.msg, msg_ptr, MAX_PAYLOAD);

	return (_kernel_call(SYS_MQ_SEND, &m));
}