source: mainline/uspace/srv/sysman/units/unit_mnt.c@ 59ba708

#include <assert.h>
#include <errno.h>
#include <fibril_synch.h>
#include <stdlib.h>
#include <vfs/vfs.h>

#include "log.h"
#include "unit.h"
#include "unit_mnt.h"

static void unit_mnt_init(unit_t *unit)
{
        assert(unit->data.mnt.type == NULL);
        assert(unit->data.mnt.mountpoint == NULL);
        assert(unit->data.mnt.device == NULL);
}

static int unit_mnt_start(unit_t *unit)
{
        fibril_mutex_lock(&unit->state_mtx);
        
        // TODO think about unit's lifecycle (is STOPPED only acceptable?)
        assert(unit->state == STATE_STOPPED);
        unit->state = STATE_STARTING;
        
        fibril_condvar_broadcast(&unit->state_cv);
        fibril_mutex_unlock(&unit->state_mtx);


        unit_mnt_t *data = &unit->data.mnt;

        // TODO use other mount parameters
        int rc = mount(data->type, data->mountpoint, data->device, "",
            IPC_FLAG_BLOCKING, 0);

        if (rc == EOK) {
                sysman_log(LVL_NOTE, "Mount (%p) mounted", unit);
                unit_set_state(unit, STATE_STARTED);
        } else {
                sysman_log(LVL_ERROR, "Mount (%p) failed (%i)", unit, rc);
                unit_set_state(unit, STATE_FAILED);
        }

        return rc;
}

static void unit_mnt_destroy(unit_t *unit)
{
        free(unit->data.mnt.type);
        free(unit->data.mnt.mountpoint);
        free(unit->data.mnt.device);
}


DEFINE_UNIT_OPS(unit_mnt)