/* * datatypes.h: management of structs for public data types * * Copyright (C) 2006-2015 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 * . * */ #ifndef LIBVIRT_DATATYPES_H # define LIBVIRT_DATATYPES_H # include "internal.h" # include "driver.h" # include "virthread.h" # include "virobject.h" # include "viruuid.h" extern virClassPtr virConnectClass; extern virClassPtr virDomainClass; extern virClassPtr virDomainSnapshotClass; extern virClassPtr virInterfaceClass; extern virClassPtr virNetworkClass; extern virClassPtr virNodeDeviceClass; extern virClassPtr virNWFilterClass; extern virClassPtr virNWFilterBindingClass; extern virClassPtr virSecretClass; extern virClassPtr virStreamClass; extern virClassPtr virStorageVolClass; extern virClassPtr virStoragePoolClass; extern virClassPtr virAdmConnectClass; extern virClassPtr virAdmServerClass; extern virClassPtr virAdmClientClass; # define virCheckConnectReturn(obj, retval) \ do { \ if (!virObjectIsClass(obj, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INVALID_CONN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckConnectGoto(obj, label) \ do { \ if (!virObjectIsClass(obj, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INVALID_CONN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0) # define virCheckDomainReturn(obj, retval) \ do { \ virDomainPtr _dom = (obj); \ if (!virObjectIsClass(_dom, virDomainClass) || \ !virObjectIsClass(_dom->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_DOM, VIR_ERR_INVALID_DOMAIN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckDomainGoto(obj, label) \ do { \ virDomainPtr _dom = (obj); \ if (!virObjectIsClass(_dom, virDomainClass) || \ !virObjectIsClass(_dom->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_DOM, VIR_ERR_INVALID_DOMAIN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0) # define virCheckNetworkReturn(obj, retval) \ do { \ virNetworkPtr _net = (obj); \ if (!virObjectIsClass(_net, virNetworkClass) || \ !virObjectIsClass(_net->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_NETWORK, \ VIR_ERR_INVALID_NETWORK, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckNetworkGoto(obj, label) \ do { \ virNetworkPtr _net = (obj); \ if (!virObjectIsClass(_net, virNetworkClass) || \ !virObjectIsClass(_net->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_NETWORK, \ VIR_ERR_INVALID_NETWORK, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0) # define virCheckInterfaceReturn(obj, retval) \ do { \ virInterfacePtr _iface = (obj); \ if (!virObjectIsClass(_iface, virInterfaceClass) || \ !virObjectIsClass(_iface->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_INTERFACE, \ VIR_ERR_INVALID_INTERFACE, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckStoragePoolReturn(obj, retval) \ do { \ virStoragePoolPtr _pool = (obj); \ if (!virObjectIsClass(_pool, virStoragePoolClass) || \ !virObjectIsClass(_pool->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_STORAGE, \ VIR_ERR_INVALID_STORAGE_POOL, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckStoragePoolGoto(obj, label) \ do { \ virStoragePoolPtr _pool= (obj); \ if (!virObjectIsClass(_pool, virStoragePoolClass) || \ !virObjectIsClass(_pool->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_STORAGE, \ VIR_ERR_INVALID_STORAGE_POOL, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0) # define virCheckStorageVolReturn(obj, retval) \ do { \ virStorageVolPtr _vol = (obj); \ if (!virObjectIsClass(_vol, virStorageVolClass) || \ !virObjectIsClass(_vol->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_STORAGE, \ VIR_ERR_INVALID_STORAGE_VOL, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckStorageVolGoto(obj, label) \ do { \ virStorageVolPtr _vol = (obj); \ if (!virObjectIsClass(_vol, virStorageVolClass) || \ !virObjectIsClass(_vol->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_STORAGE, \ VIR_ERR_INVALID_STORAGE_VOL, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0) # define virCheckNodeDeviceReturn(obj, retval) \ do { \ virNodeDevicePtr _node = (obj); \ if (!virObjectIsClass(_node, virNodeDeviceClass) || \ !virObjectIsClass(_node->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_NODEDEV, \ VIR_ERR_INVALID_NODE_DEVICE, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckNodeDeviceGoto(obj, label) \ do { \ virNodeDevicePtr _dev= (obj); \ if (!virObjectIsClass(_dev, virNodeDeviceClass) || \ !virObjectIsClass(_dev->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_NODEDEV, \ VIR_ERR_INVALID_NODE_DEVICE, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0) # define virCheckSecretReturn(obj, retval) \ do { \ virSecretPtr _secret = (obj); \ if (!virObjectIsClass(_secret, virSecretClass) || \ !virObjectIsClass(_secret->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_SECRET, \ VIR_ERR_INVALID_SECRET, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckSecretGoto(obj, label) \ do { \ virSecretPtr _secret = (obj); \ if (!virObjectIsClass(_secret, virSecretClass) || \ !virObjectIsClass(_secret->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_SECRET, \ VIR_ERR_INVALID_SECRET, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ goto label; \ } \ } while (0) # define virCheckStreamReturn(obj, retval) \ do { \ virStreamPtr _st = (obj); \ if (!virObjectIsClass(_st, virStreamClass) || \ !virObjectIsClass(_st->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_STREAMS, \ VIR_ERR_INVALID_STREAM, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckStreamGoto(obj, label) \ do { \ virStreamPtr _st = (obj); \ if (!virObjectIsClass(_st, virStreamClass) || \ !virObjectIsClass(_st->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_STREAMS, \ VIR_ERR_INVALID_STREAM, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0) # define virCheckNWFilterReturn(obj, retval) \ do { \ virNWFilterPtr _nw = (obj); \ if (!virObjectIsClass(_nw, virNWFilterClass) || \ !virObjectIsClass(_nw->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_NWFILTER, \ VIR_ERR_INVALID_NWFILTER, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckNWFilterBindingReturn(obj, retval) \ do { \ virNWFilterBindingPtr _nw = (obj); \ if (!virObjectIsClass(_nw, virNWFilterBindingClass) || \ !virObjectIsClass(_nw->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_NWFILTER, \ VIR_ERR_INVALID_NWFILTER_BINDING, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckDomainSnapshotReturn(obj, retval) \ do { \ virDomainSnapshotPtr _snap = (obj); \ if (!virObjectIsClass(_snap, virDomainSnapshotClass) || \ !virObjectIsClass(_snap->domain, virDomainClass) || \ !virObjectIsClass(_snap->domain->conn, virConnectClass)) { \ virReportErrorHelper(VIR_FROM_DOMAIN_SNAPSHOT, \ VIR_ERR_INVALID_DOMAIN_SNAPSHOT, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) /* Helper macros to implement VIR_DOMAIN_DEBUG using just C99. This * assumes you pass fewer than 15 arguments to VIR_DOMAIN_DEBUG, but * can easily be expanded if needed. * * Note that gcc provides extensions of "define a(b...) b" or * "define a(b,...) b,##__VA_ARGS__" as a means of eliding a comma * when no var-args are present, but we don't want to require gcc. */ # define VIR_ARG15(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, \ _11, _12, _13, _14, _15, ...) _15 # define VIR_HAS_COMMA(...) VIR_ARG15(__VA_ARGS__, \ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0) /* Form the name VIR_DOMAIN_DEBUG_[01], then call that macro, * according to how many arguments are present. Two-phase due to * macro expansion rules. */ # define VIR_DOMAIN_DEBUG_EXPAND(a, b, ...) \ VIR_DOMAIN_DEBUG_PASTE(a, b, __VA_ARGS__) # define VIR_DOMAIN_DEBUG_PASTE(a, b, ...) \ a##b(__VA_ARGS__) /* Internal use only, when VIR_DOMAIN_DEBUG has one argument. */ # define VIR_DOMAIN_DEBUG_0(dom) \ VIR_DOMAIN_DEBUG_2(dom, "%s", "") /* Internal use only, when VIR_DOMAIN_DEBUG has three or more arguments. */ # define VIR_DOMAIN_DEBUG_1(dom, fmt, ...) \ VIR_DOMAIN_DEBUG_2(dom, ", " fmt, __VA_ARGS__) /* Internal use only, with final format. */ # define VIR_DOMAIN_DEBUG_2(dom, fmt, ...) \ do { \ char _uuidstr[VIR_UUID_STRING_BUFLEN]; \ const char *_domname = NULL; \ \ if (!virObjectIsClass(dom, virDomainClass)) { \ memset(_uuidstr, 0, sizeof(_uuidstr)); \ } else { \ virUUIDFormat((dom)->uuid, _uuidstr); \ _domname = (dom)->name; \ } \ \ VIR_DEBUG("dom=%p, (VM: name=%s, uuid=%s)" fmt, \ dom, NULLSTR(_domname), _uuidstr, __VA_ARGS__); \ } while (0) # define virCheckAdmConnectReturn(obj, retval) \ do { \ if (!virObjectIsClass(obj, virAdmConnectClass)) { \ virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INVALID_CONN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckAdmConnectGoto(obj, label) \ do { \ if (!virObjectIsClass(obj, virAdmConnectClass)) { \ virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INVALID_CONN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0) # define virCheckAdmServerReturn(obj, retval) \ do { \ virAdmServerPtr _srv = (obj); \ if (!virObjectIsClass(_srv, virAdmServerClass) || \ !virObjectIsClass(_srv->conn, virAdmConnectClass)) { \ virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INVALID_CONN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckAdmServerGoto(obj, label) \ do { \ virAdmServerPtr _srv = (obj); \ if (!virObjectIsClass(_srv, virAdmServerClass) || \ !virObjectIsClass(_srv->conn, virAdmConnectClass)) { \ virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INVALID_CONN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0); # define virCheckAdmClientReturn(obj, retval) \ do { \ virAdmClientPtr _clt = (obj); \ if (!virObjectIsClass(_clt, virAdmClientClass) || \ !virObjectIsClass(_clt->srv, virAdmServerClass) || \ !virObjectIsClass(_clt->srv->conn, virAdmConnectClass)) { \ virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INVALID_CONN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ virDispatchError(NULL); \ return retval; \ } \ } while (0) # define virCheckAdmClientGoto(obj, label) \ do { \ virAdmClientPtr _clt = (obj); \ if (!virObjectIsClass(_clt, virAdmClientClass) || \ !virObjectIsClass(_clt->srv, virAdmServerClass) || \ !virObjectIsClass(_clt->srv->conn, virAdmConnectClass)) { \ virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INVALID_CONN, \ __FILE__, __FUNCTION__, __LINE__, \ __FUNCTION__); \ goto label; \ } \ } while (0); /** * VIR_DOMAIN_DEBUG: * @dom: domain * @fmt: optional format for additional information * @...: optional arguments corresponding to @fmt. */ # define VIR_DOMAIN_DEBUG(...) \ VIR_DOMAIN_DEBUG_EXPAND(VIR_DOMAIN_DEBUG_, \ VIR_HAS_COMMA(__VA_ARGS__), \ __VA_ARGS__) typedef struct _virConnectCloseCallbackData virConnectCloseCallbackData; typedef virConnectCloseCallbackData *virConnectCloseCallbackDataPtr; typedef struct _virAdmConnectCloseCallbackData virAdmConnectCloseCallbackData; typedef virAdmConnectCloseCallbackData *virAdmConnectCloseCallbackDataPtr; /** * Internal structures holding data related to connection close callbacks. */ struct _virConnectCloseCallbackData { virObjectLockable parent; virConnectPtr conn; virConnectCloseFunc callback; void *opaque; virFreeCallback freeCallback; }; struct _virAdmConnectCloseCallbackData { virObjectLockable parent; virAdmConnectPtr conn; virAdmConnectCloseFunc callback; void *opaque; virFreeCallback freeCallback; }; /** * _virConnect: * * Internal structure associated to a connection */ struct _virConnect { virObjectLockable parent; /* All the variables from here, until declared otherwise in one of * the following comments, are setup at time of connection open * and never changed since. Thus no need to lock when accessing * them. */ unsigned int flags; /* a set of connection flags */ virURIPtr uri; /* connection URI */ /* The underlying hypervisor driver and network driver. */ virHypervisorDriverPtr driver; virNetworkDriverPtr networkDriver; virInterfaceDriverPtr interfaceDriver; virStorageDriverPtr storageDriver; virNodeDeviceDriverPtr nodeDeviceDriver; virSecretDriverPtr secretDriver; virNWFilterDriverPtr nwfilterDriver; /* Private data pointer which can be used by domain driver as * it pleases. * NB: 'private' is a reserved word in C++. */ void * privateData; /* * Object lock must be acquired before accessing/changing any of * members following this point, or changing the ref count of any * virDomain/virNetwork object associated with this connection. */ /* Per-connection error. */ virError err; /* the last error */ virErrorFunc handler; /* associated handler */ void *userData; /* the user data */ }; /** * _virAdmConnect: * * Internal structure associated to an admin connection */ struct _virAdmConnect { virObjectLockable parent; virURIPtr uri; void *privateData; virFreeCallback privateDataFreeFunc; /* Per-connection close callback */ virAdmConnectCloseCallbackDataPtr closeCallback; }; /** * _virAdmServer: * * Internal structure associated to a daemon server */ struct _virAdmServer { virObject parent; virAdmConnectPtr conn; /* pointer back to the admin connection */ char *name; /* the server external name */ }; /** * _virAdmClient: * * Internal structure associated to a client connected to daemon */ struct _virAdmClient { virObject parent; virAdmServerPtr srv; /* pointer to the server client is * connected to, which also holds a * reference back to the admin connection */ unsigned long long id; /* client's ID */ long long timestamp; /* connection timestamp */ unsigned int transport; /* connection type as virClientTransport */ }; /** * _virDomain: * * Internal structure associated to a domain */ struct _virDomain { virObject parent; virConnectPtr conn; /* pointer back to the connection */ char *name; /* the domain external name */ int id; /* the domain ID */ unsigned char uuid[VIR_UUID_BUFLEN]; /* the domain unique identifier */ }; /** * _virNetwork: * * Internal structure associated to a domain */ struct _virNetwork { virObject parent; virConnectPtr conn; /* pointer back to the connection */ char *name; /* the network external name */ unsigned char uuid[VIR_UUID_BUFLEN]; /* the network unique identifier */ }; /** * _virInterface: * * Internal structure associated to a physical host interface */ struct _virInterface { virObject parent; virConnectPtr conn; /* pointer back to the connection */ char *name; /* the network external name */ char *mac; /* the interface MAC address */ }; /** * _virStoragePool: * * Internal structure associated to a storage pool */ struct _virStoragePool { virObject parent; virConnectPtr conn; /* pointer back to the connection */ char *name; /* the storage pool external name */ unsigned char uuid[VIR_UUID_BUFLEN]; /* the storage pool unique identifier */ /* Private data pointer which can be used by driver as they wish. * Cleanup function pointer can be hooked to provide custom cleanup * operation. */ void *privateData; virFreeCallback privateDataFreeFunc; }; /** * _virStorageVol: * * Internal structure associated to a storage volume */ struct _virStorageVol { virObject parent; virConnectPtr conn; /* pointer back to the connection */ char *pool; /* Pool name of owner */ char *name; /* the storage vol external name */ char *key; /* unique key for storage vol */ /* Private data pointer which can be used by driver as they wish. * Cleanup function pointer can be hooked to provide custom cleanup * operation. */ void *privateData; virFreeCallback privateDataFreeFunc; }; /** * _virNodeDevice: * * Internal structure associated with a node device */ struct _virNodeDevice { virObject parent; virConnectPtr conn; /* pointer back to the connection */ char *name; /* device name (unique on node) */ char *parentName; /* parent device name */ }; /** * _virSecret: * * Internal structure associated with a secret */ struct _virSecret { virObject parent; virConnectPtr conn; /* pointer back to the connection */ unsigned char uuid[VIR_UUID_BUFLEN]; /* the secret unique identifier */ int usageType; /* the type of usage */ char *usageID; /* the usage's unique identifier */ }; typedef int (*virStreamAbortFunc)(virStreamPtr, void *opaque); typedef int (*virStreamFinishFunc)(virStreamPtr, void *opaque); /** * _virStream: * * Internal structure associated with an input stream */ struct _virStream { virObject parent; virConnectPtr conn; unsigned int flags; virStreamDriverPtr driver; void *privateData; }; /** * _virDomainSnapshot * * Internal structure associated with a domain snapshot */ struct _virDomainSnapshot { virObject parent; char *name; virDomainPtr domain; }; /** * _virNWFilter: * * Internal structure associated to a network filter */ struct _virNWFilter { virObject parent; virConnectPtr conn; /* pointer back to the connection */ char *name; /* the network filter external name */ unsigned char uuid[VIR_UUID_BUFLEN]; /* the network filter unique identifier */ }; /** * _virNWFilterBinding: * * Internal structure associated to a network filter port binding */ struct _virNWFilterBinding { virObject parent; virConnectPtr conn; /* pointer back to the connection */ char *portdev; /* the network filter port device name */ char *filtername; /* the network filter name */ }; /* * Helper APIs for allocating new object instances */ virConnectPtr virGetConnect(void); virDomainPtr virGetDomain(virConnectPtr conn, const char *name, const unsigned char *uuid, int id); virNetworkPtr virGetNetwork(virConnectPtr conn, const char *name, const unsigned char *uuid); virInterfacePtr virGetInterface(virConnectPtr conn, const char *name, const char *mac); virStoragePoolPtr virGetStoragePool(virConnectPtr conn, const char *name, const unsigned char *uuid, void *privateData, virFreeCallback freeFunc); virStorageVolPtr virGetStorageVol(virConnectPtr conn, const char *pool, const char *name, const char *key, void *privateData, virFreeCallback freeFunc); virNodeDevicePtr virGetNodeDevice(virConnectPtr conn, const char *name); virSecretPtr virGetSecret(virConnectPtr conn, const unsigned char *uuid, int usageType, const char *usageID); virStreamPtr virGetStream(virConnectPtr conn); virNWFilterPtr virGetNWFilter(virConnectPtr conn, const char *name, const unsigned char *uuid); virNWFilterBindingPtr virGetNWFilterBinding(virConnectPtr conn, const char *portdev, const char *filtername); virDomainSnapshotPtr virGetDomainSnapshot(virDomainPtr domain, const char *name); virAdmConnectPtr virAdmConnectNew(void); virAdmServerPtr virAdmGetServer(virAdmConnectPtr conn, const char *name); virAdmClientPtr virAdmGetClient(virAdmServerPtr srv, unsigned long long id, unsigned long long timestamp, unsigned int transport); virConnectCloseCallbackDataPtr virNewConnectCloseCallbackData(void); void virConnectCloseCallbackDataRegister(virConnectCloseCallbackDataPtr close, virConnectPtr conn, virConnectCloseFunc cb, void *opaque, virFreeCallback freecb); void virConnectCloseCallbackDataUnregister(virConnectCloseCallbackDataPtr close, virConnectCloseFunc cb); void virConnectCloseCallbackDataCall(virConnectCloseCallbackDataPtr close, int reason); virConnectCloseFunc virConnectCloseCallbackDataGetCallback(virConnectCloseCallbackDataPtr close); void virAdmConnectCloseCallbackDataReset(virAdmConnectCloseCallbackDataPtr cbdata); int virAdmConnectCloseCallbackDataRegister(virAdmConnectCloseCallbackDataPtr cbdata, virAdmConnectPtr conn, virAdmConnectCloseFunc cb, void *opaque, virFreeCallback freecb); int virAdmConnectCloseCallbackDataUnregister(virAdmConnectCloseCallbackDataPtr cbdata, virAdmConnectCloseFunc cb); #endif /* LIBVIRT_DATATYPES_H */