libvirt/qemud/qemud.h
Daniel Veillard 1509b8027f Massive patch adding event APIs by Ben Guthro
* include/libvirt/libvirt.h include/libvirt/libvirt.h.in
  src/libvirt.c src/libvirt_sym.version: new libvirt event entry
  points, big patch provided by Ben Guthro
* Makefile.am configure.in src/driver.h src/event.c src/event.h
  src/internal.h src/libvirt.c src/libvirt_sym.version src/lxc_driver.c
  src/openvz_driver.c src/qemu_conf.h src/qemu_driver.c
  src/remote_internal.c src/storage_backend_fs.c src/test.c
  qemud/event.c qemud/event.h qemud/mdns.c qemud/qemud.c
  qemud/qemud.h qemud/remote.c qemud/remote_dispatch_localvars.h
  qemud/remote_dispatch_proc_switch.h qemud/remote_dispatch_prototypes.h
  qemud/remote_protocol.c qemud/remote_protocol.h
  qemud/remote_protocol.x proxy/Makefile.am python/generator.py:
  Not much is left untouched by the patch adding the events support
* docs/libvirt-api.xml docs/libvirt-refs.xml
  docs/html/libvirt-libvirt.html: regenerated the docs
* examples/domain-events/events-c/Makefile.am
  examples/domain-events/events-c/event-test.c: a test example
* AUTHORS: added Ben Guthro
daniel
2008-10-23 13:18:18 +00:00

198 lines
4.5 KiB
C

/*
* qemud.h: daemon data structure definitions
*
* Copyright (C) 2006, 2007 Red Hat, Inc.
* Copyright (C) 2006 Daniel P. Berrange
*
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Daniel P. Berrange <berrange@redhat.com>
*/
#ifndef QEMUD_INTERNAL_H__
#define QEMUD_INTERNAL_H__
#include <config.h>
#include "socketcompat.h"
#include <gnutls/gnutls.h>
#include <gnutls/x509.h>
#include "gnutls_1_0_compat.h"
#if HAVE_SASL
#include <sasl/sasl.h>
#endif
#ifdef HAVE_POLKIT
#include <dbus/dbus.h>
#endif
#ifdef HAVE_SYS_SYSLIMITS_H
#include <sys/syslimits.h>
#endif
#include <rpc/types.h>
#include <rpc/xdr.h>
#include "remote_protocol.h"
#ifdef __GNUC__
#ifdef HAVE_ANSIDECL_H
#include <ansidecl.h>
#endif
#ifndef ATTRIBUTE_UNUSED
#define ATTRIBUTE_UNUSED __attribute__((__unused__))
#endif
#ifndef ATTRIBUTE_FORMAT
#define ATTRIBUTE_FORMAT(args...) __attribute__((__format__ (args)))
#endif
#else
#define ATTRIBUTE_UNUSED
#define ATTRIBUTE_FORMAT(...)
#endif
typedef enum {
QEMUD_ERR,
QEMUD_WARN,
QEMUD_INFO,
#ifdef ENABLE_DEBUG
QEMUD_DEBUG
#endif
} qemudLogPriority;
enum qemud_mode {
QEMUD_MODE_RX_HEADER,
QEMUD_MODE_RX_PAYLOAD,
QEMUD_MODE_TX_PACKET,
QEMUD_MODE_TLS_HANDSHAKE,
};
/* Whether we're passing reads & writes through a sasl SSF */
enum qemud_sasl_ssf {
QEMUD_SASL_SSF_NONE = 0,
QEMUD_SASL_SSF_READ = 1,
QEMUD_SASL_SSF_WRITE = 2,
};
enum qemud_sock_type {
QEMUD_SOCK_TYPE_UNIX = 0,
QEMUD_SOCK_TYPE_TCP = 1,
QEMUD_SOCK_TYPE_TLS = 2,
};
/* Stores the per-client connection state */
struct qemud_client {
int magic;
int fd;
int readonly;
enum qemud_mode mode;
struct sockaddr_storage addr;
socklen_t addrlen;
int type; /* qemud_sock_type */
gnutls_session_t tlssession;
int auth;
#if HAVE_SASL
sasl_conn_t *saslconn;
int saslSSF;
const char *saslDecoded;
unsigned int saslDecodedLength;
unsigned int saslDecodedOffset;
const char *saslEncoded;
unsigned int saslEncodedLength;
unsigned int saslEncodedOffset;
char *saslUsername;
#endif
unsigned int incomingSerial;
unsigned int outgoingSerial;
char buffer [REMOTE_MESSAGE_MAX];
unsigned int bufferLength;
unsigned int bufferOffset;
/* This is only valid if a remote open call has been made on this
* connection, otherwise it will be NULL. Also if remote close is
* called, it will be set back to NULL if that succeeds.
*/
virConnectPtr conn;
/* back-pointer to our server */
struct qemud_server *server;
struct qemud_client *next;
};
#define QEMUD_CLIENT_MAGIC 0x7788aaee
struct qemud_socket {
int fd;
int readonly;
int type; /* qemud_sock_type */
int auth;
int port;
struct qemud_socket *next;
};
/* Main server state */
struct qemud_server {
int nsockets;
struct qemud_socket *sockets;
int nclients;
struct qemud_client *clients;
int sigread;
char logDir[PATH_MAX];
unsigned int shutdown : 1;
#ifdef HAVE_AVAHI
struct libvirtd_mdns *mdns;
#endif
#if HAVE_SASL
char **saslUsernameWhitelist;
#endif
#if HAVE_POLKIT
DBusConnection *sysbus;
#endif
};
void qemudLog(int priority, const char *fmt, ...)
ATTRIBUTE_FORMAT(printf,2,3);
#ifdef ENABLE_DEBUG
#define qemudDebug(...) qemudLog(QEMUD_DEBUG, __VA_ARGS__)
#else
#define qemudDebug(fmt, ...) do {} while(0)
#endif
void remoteDispatchClientRequest (struct qemud_server *server,
struct qemud_client *client);
void qemudDispatchClientWrite(struct qemud_server *server,
struct qemud_client *client);
#if HAVE_POLKIT
int qemudGetSocketIdentity(int fd, uid_t *uid, pid_t *pid);
#endif
int remoteRelayDomainEvent (virConnectPtr conn ATTRIBUTE_UNUSED,
virDomainPtr dom,
int event,
void *opaque);
#endif