One Hat Cyber Team

View File Name : libvirt-qemu.h

/* -*- c -*-
 * libvirt-qemu.h: Interfaces specific for QEMU/KVM driver
 * Summary: qemu specific interfaces
 * Description: Provides the interfaces of the libvirt library to handle
 *              qemu specific methods
 *
 * Copyright (C) 2010-2014 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/>.
 */

#ifndef LIBVIRT_QEMU_H
# define LIBVIRT_QEMU_H

# include <libvirt/libvirt.h>

# ifdef __cplusplus
extern "C" {
# endif

typedef enum {
    VIR_DOMAIN_QEMU_MONITOR_COMMAND_DEFAULT = 0,
    VIR_DOMAIN_QEMU_MONITOR_COMMAND_HMP     = (1 << 0), /* cmd is in HMP */
} virDomainQemuMonitorCommandFlags;

int virDomainQemuMonitorCommand(virDomainPtr domain, const char *cmd,
                                char **result, unsigned int flags);

virDomainPtr virDomainQemuAttach(virConnectPtr domain,
                                 unsigned int pid_value,
                                 unsigned int flags);

typedef enum {
    VIR_DOMAIN_QEMU_AGENT_COMMAND_MIN = VIR_DOMAIN_AGENT_RESPONSE_TIMEOUT_BLOCK,
    VIR_DOMAIN_QEMU_AGENT_COMMAND_BLOCK = VIR_DOMAIN_AGENT_RESPONSE_TIMEOUT_BLOCK,
    VIR_DOMAIN_QEMU_AGENT_COMMAND_DEFAULT = VIR_DOMAIN_AGENT_RESPONSE_TIMEOUT_DEFAULT,
    VIR_DOMAIN_QEMU_AGENT_COMMAND_NOWAIT = VIR_DOMAIN_AGENT_RESPONSE_TIMEOUT_NOWAIT,
    VIR_DOMAIN_QEMU_AGENT_COMMAND_SHUTDOWN = 60,
} virDomainQemuAgentCommandTimeoutValues;

char *virDomainQemuAgentCommand(virDomainPtr domain, const char *cmd,
                                int timeout, unsigned int flags);

/**
 * virConnectDomainQemuMonitorEventCallback:
 * @conn: the connection pointer
 * @dom: the domain pointer
 * @event: the name of the event
 * @seconds: the qemu timestamp of the event: seconds since Epoch, or -1 if
 *           not available
 * @micros: the qemu timestamp of the event: microseconds within the second
 * @details: the JSON details of the event, if any were given
 * @opaque: application specified data
 *
 * The callback signature to use when registering for a qemu monitor
 * event with virConnectDomainQemuMonitorEventRegister().
 */
typedef void (*virConnectDomainQemuMonitorEventCallback)(virConnectPtr conn,
                                                         virDomainPtr dom,
                                                         const char *event,
                                                         long long seconds,
                                                         unsigned int micros,
                                                         const char *details,
                                                         void *opaque);


typedef enum {
    /* Event filter is a regex rather than a literal string */
    VIR_CONNECT_DOMAIN_QEMU_MONITOR_EVENT_REGISTER_REGEX = (1 << 0),

    /* Event filter is case insensitive */
    VIR_CONNECT_DOMAIN_QEMU_MONITOR_EVENT_REGISTER_NOCASE = (1 << 1),
} virConnectDomainQemuMonitorEventRegisterFlags;


int virConnectDomainQemuMonitorEventRegister(virConnectPtr conn,
                                             virDomainPtr dom,
                                             const char *event,
                                             virConnectDomainQemuMonitorEventCallback cb,
                                             void *opaque,
                                             virFreeCallback freecb,
                                             unsigned int flags);

int virConnectDomainQemuMonitorEventDeregister(virConnectPtr conn,
                                               int callbackID);


# ifdef __cplusplus
}
# endif

#endif /* LIBVIRT_QEMU_H */