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/*
* driver.h: description of the set of interfaces provided by a
* entry point to the virtualization engine
*
* Copyright (C) 2006-2014 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <unistd.h>
#include "internal.h"
#include "libvirt_internal.h"
#include "viruri.h"
/* Status codes returned from driver open call. */
typedef enum {
/* Opened successfully. */
VIR_DRV_OPEN_SUCCESS = 0,
/* 'name' is not for us. */
VIR_DRV_OPEN_DECLINED = -1,
/* 'name' is for us, but there was some error. virConnectOpen will
* return an error rather than continue probing the other drivers.
*/
VIR_DRV_OPEN_ERROR = -2,
} virDrvOpenStatus;
/* Internal feature-detection macro. Don't call drv->supports_feature
* directly if you don't have to, because it may be NULL, use this macro
* instead.
*
* Returns:
* -1 Error
* >0 Feature is supported.
* 0 Feature is not supported.
*/
#define VIR_DRV_SUPPORTS_FEATURE(drv, conn, feature) \
((drv)->connectSupportsFeature ? \
(drv)->connectSupportsFeature((conn), (feature)) : 0)
#define __VIR_DRIVER_H_INCLUDES___
#include "driver-hypervisor.h"
#include "driver-interface.h"
#include "driver-network.h"
#include "driver-nodedev.h"
#include "driver-nwfilter.h"
#include "driver-secret.h"
#include "driver-state.h"
#include "driver-stream.h"
#include "driver-storage.h"
#undef __VIR_DRIVER_H_INCLUDES___
typedef struct _virConnectDriver virConnectDriver;
struct _virConnectDriver {
/* Whether driver permits a server in the URI */
bool localOnly;
/* Whether driver needs a server in the URI */
bool remoteOnly;
/* Whether driver can be used in embedded mode */
bool embeddable;
/*
* NULL terminated list of supported URI schemes.
* - Single element { NULL } list indicates no supported schemes
* - NULL list indicates wildcard supporting all schemes
*/
const char **uriSchemes;
virHypervisorDriver *hypervisorDriver;
virInterfaceDriver *interfaceDriver;
virNetworkDriver *networkDriver;
virNodeDeviceDriver *nodeDeviceDriver;
virNWFilterDriver *nwfilterDriver;
virSecretDriver *secretDriver;
virStorageDriver *storageDriver;
};
int virRegisterConnectDriver(virConnectDriver *driver,
bool setSharedDrivers) G_GNUC_WARN_UNUSED_RESULT;
int virRegisterStateDriver(virStateDriver *driver) G_GNUC_WARN_UNUSED_RESULT;
int virSetSharedInterfaceDriver(virInterfaceDriver *driver) G_GNUC_WARN_UNUSED_RESULT;
int virSetSharedNetworkDriver(virNetworkDriver *driver) G_GNUC_WARN_UNUSED_RESULT;
int virSetSharedNodeDeviceDriver(virNodeDeviceDriver *driver) G_GNUC_WARN_UNUSED_RESULT;
int virSetSharedNWFilterDriver(virNWFilterDriver *driver) G_GNUC_WARN_UNUSED_RESULT;
int virSetSharedSecretDriver(virSecretDriver *driver) G_GNUC_WARN_UNUSED_RESULT;
int virSetSharedStorageDriver(virStorageDriver *driver) G_GNUC_WARN_UNUSED_RESULT;
bool virHasDriverForURIScheme(const char *scheme);
int virDriverLoadModule(const char *name,
const char *regfunc,
bool required);
int virDriverShouldAutostart(const char *name,
bool *autostart);
virConnectPtr virGetConnectInterface(void);
virConnectPtr virGetConnectNetwork(void);
virConnectPtr virGetConnectNWFilter(void);
virConnectPtr virGetConnectNodeDev(void);
virConnectPtr virGetConnectSecret(void);
virConnectPtr virGetConnectStorage(void);
int virSetConnectInterface(virConnectPtr conn);
int virSetConnectNetwork(virConnectPtr conn);
int virSetConnectNWFilter(virConnectPtr conn);
int virSetConnectNodeDev(virConnectPtr conn);
int virSetConnectSecret(virConnectPtr conn);
int virSetConnectStorage(virConnectPtr conn);
bool virConnectValidateURIPath(const char *uriPath,
const char *entityName,
bool privileged);
bool virDriverFeatureIsGlobal(virDrvFeature feat,
int *supported);
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