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#include <ipc/ipcrsc.h>

#include <console/klog.h>

/**

 * Connect phone to a task specified by id.

 *

 * @return      Phone id on success, or negative error code.

 */

int ipc_connect_task(task_id_t taskid)

{

    int newphid;

    task_t *ta;

    newphid = phone_alloc();

    if (newphid < 0)

        return ELIMIT;

    spinlock_lock(&tasks_lock);

    ta = task_find_by_id(taskid);

    if (ta == NULL) {

        spinlock_unlock(&tasks_lock);

        return ENOENT;

    }

    spinlock_lock(&ta->lock);

    spinlock_unlock(&tasks_lock);

    ipc_phone_connect(&TASK->phones[newphid], &ta->answerbox);

    spinlock_unlock(&ta->lock);

    return newphid;

}