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247 lines
8.3 KiB
C
247 lines
8.3 KiB
C
/*
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* node_device_conf.h: config handling for node devices
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*
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* Copyright (C) 2008 Virtual Iron Software, Inc.
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* Copyright (C) 2008 David F. Lively
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: David F. Lively <dlively@virtualiron.com>
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*/
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#ifndef __VIR_NODE_DEVICE_CONF_H__
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#define __VIR_NODE_DEVICE_CONF_H__
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#include "internal.h"
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#include "util.h"
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#include "threads.h"
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#include <libxml/tree.h>
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#define CREATE_DEVICE 1
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#define EXISTING_DEVICE 0
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enum virNodeDevCapType {
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/* Keep in sync with VIR_ENUM_IMPL in node_device_conf.c */
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VIR_NODE_DEV_CAP_SYSTEM, /* System capability */
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VIR_NODE_DEV_CAP_PCI_DEV, /* PCI device */
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VIR_NODE_DEV_CAP_USB_DEV, /* USB device */
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VIR_NODE_DEV_CAP_USB_INTERFACE, /* USB interface */
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VIR_NODE_DEV_CAP_NET, /* Network device */
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VIR_NODE_DEV_CAP_SCSI_HOST, /* SCSI Host Bus Adapter */
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VIR_NODE_DEV_CAP_SCSI, /* SCSI device */
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VIR_NODE_DEV_CAP_STORAGE, /* Storage device */
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VIR_NODE_DEV_CAP_LAST
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};
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enum virNodeDevNetCapType {
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/* Keep in sync with VIR_ENUM_IMPL in node_device_conf.c */
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VIR_NODE_DEV_CAP_NET_80203, /* 802.03 network device */
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VIR_NODE_DEV_CAP_NET_80211, /* 802.11 network device */
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VIR_NODE_DEV_CAP_NET_LAST
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};
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enum virNodeDevHBACapType {
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/* Keep in sync with VIR_ENUM_IMPL in node_device_conf.c */
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VIR_NODE_DEV_CAP_HBA_FC_HOST, /* fibre channel HBA */
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VIR_NODE_DEV_CAP_HBA_VPORT_OPS, /* capable of vport operations */
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VIR_NODE_DEV_CAP_HBA_LAST
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};
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VIR_ENUM_DECL(virNodeDevCap)
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VIR_ENUM_DECL(virNodeDevNetCap)
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VIR_ENUM_DECL(virNodeDevHBACap)
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enum virNodeDevStorageCapFlags {
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VIR_NODE_DEV_CAP_STORAGE_REMOVABLE = (1 << 0),
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VIR_NODE_DEV_CAP_STORAGE_REMOVABLE_MEDIA_AVAILABLE = (1 << 1),
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VIR_NODE_DEV_CAP_STORAGE_HOTPLUGGABLE = (1 << 2),
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};
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enum virNodeDevScsiHostCapFlags {
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VIR_NODE_DEV_CAP_FLAG_HBA_FC_HOST = (1 << 0),
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VIR_NODE_DEV_CAP_FLAG_HBA_VPORT_OPS = (1 << 1),
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};
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typedef struct _virNodeDevCapsDef virNodeDevCapsDef;
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typedef virNodeDevCapsDef *virNodeDevCapsDefPtr;
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struct _virNodeDevCapsDef {
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enum virNodeDevCapType type;
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union _virNodeDevCapData {
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struct {
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char *product_name;
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struct {
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char *vendor_name;
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char *version;
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char *serial;
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unsigned char uuid[VIR_UUID_BUFLEN];
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} hardware;
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struct {
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char *vendor_name;
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char *version;
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char *release_date;
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} firmware;
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} system;
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struct {
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unsigned domain;
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unsigned bus;
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unsigned slot;
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unsigned function;
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unsigned product;
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unsigned vendor;
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char *product_name;
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char *vendor_name;
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} pci_dev;
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struct {
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unsigned bus;
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unsigned device;
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unsigned product;
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unsigned vendor;
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char *product_name;
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char *vendor_name;
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} usb_dev;
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struct {
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unsigned number;
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unsigned _class; /* "class" is reserved in C */
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unsigned subclass;
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unsigned protocol;
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char *description;
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} usb_if;
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struct {
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char *address;
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char *ifname;
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enum virNodeDevNetCapType subtype; /* LAST -> no subtype */
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} net;
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struct {
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unsigned host;
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char *wwnn;
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char *wwpn;
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unsigned flags;
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} scsi_host;
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struct {
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unsigned host;
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unsigned bus;
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unsigned target;
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unsigned lun;
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char *type;
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} scsi;
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struct {
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unsigned long long size;
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unsigned long long removable_media_size;
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char *block;
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char *bus;
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char *drive_type;
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char *model;
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char *vendor;
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char *serial;
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unsigned flags; /* virNodeDevStorageCapFlags bits */
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} storage;
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} data;
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virNodeDevCapsDefPtr next; /* next capability */
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};
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typedef struct _virNodeDeviceDef virNodeDeviceDef;
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typedef virNodeDeviceDef *virNodeDeviceDefPtr;
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struct _virNodeDeviceDef {
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char *name; /* device name (unique on node) */
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char *parent; /* optional parent device name */
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char *driver; /* optional driver name */
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virNodeDevCapsDefPtr caps; /* optional device capabilities */
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};
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typedef struct _virNodeDeviceObj virNodeDeviceObj;
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typedef virNodeDeviceObj *virNodeDeviceObjPtr;
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struct _virNodeDeviceObj {
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virMutex lock;
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char *devicePath; /* OS specific path to device metadat, eg sysfs */
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virNodeDeviceDefPtr def; /* device definition */
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void *privateData; /* driver-specific private data */
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void (*privateFree)(void *data); /* destructor for private data */
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};
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typedef struct _virNodeDeviceObjList virNodeDeviceObjList;
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typedef virNodeDeviceObjList *virNodeDeviceObjListPtr;
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struct _virNodeDeviceObjList {
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unsigned int count;
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virNodeDeviceObjPtr *objs;
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};
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typedef struct _virDeviceMonitorState virDeviceMonitorState;
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typedef virDeviceMonitorState *virDeviceMonitorStatePtr;
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struct _virDeviceMonitorState {
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virMutex lock;
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virNodeDeviceObjList devs; /* currently-known devices */
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void *privateData; /* driver-specific private data */
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};
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#define virNodeDeviceReportError(conn, code, fmt...) \
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virReportErrorHelper(conn, VIR_FROM_NODEDEV, code, __FILE__, \
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__FUNCTION__, __LINE__, fmt)
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int virNodeDeviceHasCap(const virNodeDeviceObjPtr dev, const char *cap);
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virNodeDeviceObjPtr virNodeDeviceFindByName(const virNodeDeviceObjListPtr devs,
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const char *name);
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virNodeDeviceObjPtr virNodeDeviceAssignDef(virConnectPtr conn,
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virNodeDeviceObjListPtr devs,
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const virNodeDeviceDefPtr def);
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void virNodeDeviceObjRemove(virNodeDeviceObjListPtr devs,
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const virNodeDeviceObjPtr dev);
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char *virNodeDeviceDefFormat(virConnectPtr conn,
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const virNodeDeviceDefPtr def);
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virNodeDeviceDefPtr virNodeDeviceDefParseString(virConnectPtr conn,
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const char *str,
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int create);
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virNodeDeviceDefPtr virNodeDeviceDefParseFile(virConnectPtr conn,
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const char *filename,
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int create);
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virNodeDeviceDefPtr virNodeDeviceDefParseNode(virConnectPtr conn,
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xmlDocPtr xml,
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xmlNodePtr root,
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int create);
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int virNodeDeviceGetWWNs(virConnectPtr conn,
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virNodeDeviceDefPtr def,
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char **wwnn,
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char **wwpn);
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int virNodeDeviceGetParentHost(virConnectPtr conn,
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const virNodeDeviceObjListPtr devs,
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const char *dev_name,
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const char *parent_name,
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int *parent_host);
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void virNodeDeviceDefFree(virNodeDeviceDefPtr def);
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void virNodeDeviceObjFree(virNodeDeviceObjPtr dev);
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void virNodeDeviceObjListFree(virNodeDeviceObjListPtr devs);
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void virNodeDevCapsDefFree(virNodeDevCapsDefPtr caps);
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void virNodeDeviceObjLock(virNodeDeviceObjPtr obj);
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void virNodeDeviceObjUnlock(virNodeDeviceObjPtr obj);
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#endif /* __VIR_NODE_DEVICE_CONF_H__ */
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