bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/* $Id$ */
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/** @file
45565249f149f7562fc6ee85be7ca3a3706e32e6vboxsync * VBoxDrv - The VirtualBox Support Driver - FreeBSD specifics.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/*
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * Copyright (c) 2007 knut st. osmundsen <bird-src-spam@anduin.net>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync *
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * Permission is hereby granted, free of charge, to any person
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * obtaining a copy of this software and associated documentation
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * files (the "Software"), to deal in the Software without
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * restriction, including without limitation the rights to use,
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * copy, modify, merge, publish, distribute, sublicense, and/or sell
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * copies of the Software, and to permit persons to whom the
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * Software is furnished to do so, subject to the following
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * conditions:
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync *
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * The above copyright notice and this permission notice shall be
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * included in all copies or substantial portions of the Software.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync *
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * OTHER DEALINGS IN THE SOFTWARE.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/*******************************************************************************
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync* Header Files *
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync*******************************************************************************/
45565249f149f7562fc6ee85be7ca3a3706e32e6vboxsync#define LOG_GROUP LOG_GROUP_SUP_DRV
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/* Deal with conflicts first. */
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <sys/param.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#undef PVM
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <sys/types.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <sys/module.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <sys/systm.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <sys/errno.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <sys/kernel.h>
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync#include <sys/fcntl.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <sys/conf.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <sys/uio.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
3393c62e395aa8388303d99f765a219efc289158vboxsync#include "../SUPDrvInternal.h"
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <VBox/version.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <iprt/initterm.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <iprt/string.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <iprt/spinlock.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <iprt/process.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync#include <iprt/assert.h>
cea5568645ca17479265436cfd5ba010ddd106d9vboxsync#include <iprt/uuid.h>
45565249f149f7562fc6ee85be7ca3a3706e32e6vboxsync#include <VBox/log.h>
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync#include <iprt/alloc.h>
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync#include <iprt/err.h>
8bc32f3cdc28219d881eb67346c88a8e8acd5c6cvboxsync#include <iprt/asm.h>
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
cea5568645ca17479265436cfd5ba010ddd106d9vboxsync#ifdef VBOX_WITH_HARDENING
cea5568645ca17479265436cfd5ba010ddd106d9vboxsync# define VBOXDRV_PERM 0600
cea5568645ca17479265436cfd5ba010ddd106d9vboxsync#else
cea5568645ca17479265436cfd5ba010ddd106d9vboxsync# define VBOXDRV_PERM 0666
cea5568645ca17479265436cfd5ba010ddd106d9vboxsync#endif
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/*******************************************************************************
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync* Internal Functions *
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync*******************************************************************************/
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsyncstatic int VBoxDrvFreeBSDModuleEvent(struct module *pMod, int enmEventType, void *pvArg);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsyncstatic int VBoxDrvFreeBSDLoad(void);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsyncstatic int VBoxDrvFreeBSDUnload(void);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic d_open_t VBoxDrvFreeBSDOpenUsr;
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic d_open_t VBoxDrvFreeBSDOpenSys;
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsyncstatic void VBoxDrvFreeBSDDtr(void *pData);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsyncstatic d_ioctl_t VBoxDrvFreeBSDIOCtl;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsyncstatic int VBoxDrvFreeBSDIOCtlSlow(PSUPDRVSESSION pSession, u_long ulCmd, caddr_t pvData, struct thread *pTd);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/*******************************************************************************
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync* Global Variables *
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync*******************************************************************************/
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/**
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * Module info structure used by the kernel.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsyncstatic moduledata_t g_VBoxDrvFreeBSDModule =
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync{
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync "vboxdrv",
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync VBoxDrvFreeBSDModuleEvent,
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync NULL
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync};
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/** Declare the module as a pseudo device. */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsyncDECLARE_MODULE(vboxdrv, g_VBoxDrvFreeBSDModule, SI_SUB_PSEUDO, SI_ORDER_ANY);
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsyncMODULE_VERSION(vboxdrv, 1);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/**
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * The /dev/vboxdrv character device entry points.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic struct cdevsw g_VBoxDrvFreeBSDChrDevSwSys =
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync{
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync .d_version = D_VERSION,
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync .d_open = VBoxDrvFreeBSDOpenSys,
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync .d_ioctl = VBoxDrvFreeBSDIOCtl,
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync .d_name = "vboxdrv"
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync};
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync/** The /dev/vboxdrv character device. */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic struct cdev *g_pVBoxDrvFreeBSDChrDevSys;
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync/**
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync * The /dev/vboxdrvu character device entry points.
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic struct cdevsw g_VBoxDrvFreeBSDChrDevSwUsr =
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync{
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync .d_version = D_VERSION,
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync .d_open = VBoxDrvFreeBSDOpenUsr,
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync .d_ioctl = VBoxDrvFreeBSDIOCtl,
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync .d_name = "vboxdrvu"
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync};
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync/** The /dev/vboxdrvu character device. */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic struct cdev *g_pVBoxDrvFreeBSDChrDevUsr;
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync
a93da6c0946d71f517dc6d64a633704cb99068b8vboxsync/** Reference counter. */
a93da6c0946d71f517dc6d64a633704cb99068b8vboxsyncstatic volatile uint32_t g_cUsers;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/** The device extention. */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsyncstatic SUPDRVDEVEXT g_VBoxDrvFreeBSDDevExt;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/**
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * Module event handler.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync *
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * @param pMod The module structure.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * @param enmEventType The event type (modeventtype_t).
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * @param pvArg Module argument. NULL.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync *
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * @return 0 on success, errno.h status code on failure.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsyncstatic int VBoxDrvFreeBSDModuleEvent(struct module *pMod, int enmEventType, void *pvArg)
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync{
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync int rc;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync switch (enmEventType)
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync {
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync case MOD_LOAD:
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync rc = VBoxDrvFreeBSDLoad();
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync break;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync case MOD_UNLOAD:
cf0b951d0e7a93540b3931ca506ed97c1dc300ccvboxsync mtx_unlock(&Giant);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync rc = VBoxDrvFreeBSDUnload();
cf0b951d0e7a93540b3931ca506ed97c1dc300ccvboxsync mtx_lock(&Giant);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync break;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync case MOD_SHUTDOWN:
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync case MOD_QUIESCE:
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync default:
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync return EOPNOTSUPP;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync }
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync if (RT_SUCCESS(rc))
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync return 0;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return RTErrConvertToErrno(rc);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync}
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsyncstatic int VBoxDrvFreeBSDLoad(void)
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync{
a93da6c0946d71f517dc6d64a633704cb99068b8vboxsync g_cUsers = 0;
b47847090b3c99e4fdf905536053595e75845265vboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync /*
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * Initialize the runtime.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
4b30f6c72b07654509606857da385afcc09aaae3vboxsync int rc = RTR0Init(0);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync if (RT_SUCCESS(rc))
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync {
36ebaddfec017eee7e82ee466c25de002cdc4231vboxsync Log(("VBoxDrvFreeBSDLoad:\n"));
36ebaddfec017eee7e82ee466c25de002cdc4231vboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync /*
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * Initialize the device extension.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
ec382ee8bf6c277150eaad532778850e88273741vboxsync rc = supdrvInitDevExt(&g_VBoxDrvFreeBSDDevExt, sizeof(SUPDRVSESSION));
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync if (RT_SUCCESS(rc))
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync {
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync /*
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync * Configure character devices. Add symbolic links for compatibility.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync g_pVBoxDrvFreeBSDChrDevSys = make_dev(&g_VBoxDrvFreeBSDChrDevSwSys, 0, UID_ROOT, GID_WHEEL, VBOXDRV_PERM, "vboxdrv");
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync g_pVBoxDrvFreeBSDChrDevUsr = make_dev(&g_VBoxDrvFreeBSDChrDevSwUsr, 1, UID_ROOT, GID_WHEEL, 0666, "vboxdrvu");
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync return VINF_SUCCESS;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync }
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync printf("vboxdrv: supdrvInitDevExt failed, rc=%d\n", rc);
4b30f6c72b07654509606857da385afcc09aaae3vboxsync RTR0Term();
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync }
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync else
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync printf("vboxdrv: RTR0Init failed, rc=%d\n", rc);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync return rc;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync}
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsyncstatic int VBoxDrvFreeBSDUnload(void)
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync{
36ebaddfec017eee7e82ee466c25de002cdc4231vboxsync Log(("VBoxDrvFreeBSDUnload:\n"));
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
a93da6c0946d71f517dc6d64a633704cb99068b8vboxsync if (g_cUsers > 0)
a1537beae84f906549aaabab46d498051e438267vboxsync return VERR_RESOURCE_BUSY;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync /*
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync * Reserve what we did in VBoxDrvFreeBSDInit.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync destroy_dev(g_pVBoxDrvFreeBSDChrDevUsr);
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync destroy_dev(g_pVBoxDrvFreeBSDChrDevSys);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync supdrvDeleteDevExt(&g_VBoxDrvFreeBSDDevExt);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
ea2250e8dde0b8e53740df560de83a5cd07eed56vboxsync RTR0TermForced();
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync memset(&g_VBoxDrvFreeBSDDevExt, 0, sizeof(g_VBoxDrvFreeBSDDevExt));
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync return VINF_SUCCESS;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync}
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync/**
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync *
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @returns 0 on success, errno on failure.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * EBUSY if the device is used by someone else.
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync * @param pDev The device node.
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync * @param fOpen The open flags.
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync * @param pTd The thread.
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync * @param iDevType ???
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic int vboxdrvFreeBSDOpenCommon(struct cdev *pDev, int fOpen, int iDevtype, struct thread *pTd, bool fUnrestricted)
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync{
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync PSUPDRVSESSION pSession;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync int rc;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Let's be a bit picky about the flags...
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync if (fOpen != (FREAD | FWRITE /*=O_RDWR*/))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
36ebaddfec017eee7e82ee466c25de002cdc4231vboxsync Log(("VBoxDrvFreeBSDOpen: fOpen=%#x expected %#x\n", fOpen, O_RDWR));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return EINVAL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Create a new session.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync rc = supdrvCreateSession(&g_VBoxDrvFreeBSDDevExt, true /* fUser */, fUnrestricted, &pSession);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_SUCCESS(rc))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
1c2c968fd241148110002d75b2c0fdeddc211e14vboxsync /** @todo get (r)uid and (r)gid.
3a5d16e1911830b585d10278ea2cdbb408e261e6vboxsync pSession->Uid = stuff;
3a5d16e1911830b585d10278ea2cdbb408e261e6vboxsync pSession->Gid = stuff; */
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync devfs_set_cdevpriv(pSession, VBoxDrvFreeBSDDtr);
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync Log(("VBoxDrvFreeBSDOpen: pSession=%p\n", pSession));
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync ASMAtomicIncU32(&g_cUsers);
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync return 0;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return RTErrConvertToErrno(rc);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync}
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync/** For vboxdrv. */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic int VBoxDrvFreeBSDOpenSys(struct cdev *pDev, int fOpen, int iDevtype, struct thread *pTd)
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync{
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync return vboxdrvFreeBSDOpenCommon(pDev, fOpen, iDevtype, pTd, true);
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync}
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync/** For vboxdrvu. */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsyncstatic int VBoxDrvFreeBSDOpenUsr(struct cdev *pDev, int fOpen, int iDevtype, struct thread *pTd)
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync{
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync return vboxdrvFreeBSDOpenCommon(pDev, fOpen, iDevtype, pTd, false);
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync}
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync/**
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Close a file device previously opened by VBoxDrvFreeBSDOpen
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync *
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @returns 0 on success.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param pDev The device.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param fFile The file descriptor flags.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param DevType The device type (CHR.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param pTd The calling thread.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsyncstatic void VBoxDrvFreeBSDDtr(void *pData)
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync{
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync PSUPDRVSESSION pSession = pData;
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync Log(("VBoxDrvFreeBSDDtr: pSession=%p\n", pSession));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync * Close the session.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
d27bf03c13c7a5707386600ef9b0bbb82fb3420dvboxsync supdrvSessionRelease(pSession);
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync ASMAtomicDecU32(&g_cUsers);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync}
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync/**
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * I/O control request.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync *
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @returns depends...
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param pDev The device.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param ulCmd The command.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param pvData Pointer to the data.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param fFile The file descriptor flags.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param pTd The calling thread.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsyncstatic int VBoxDrvFreeBSDIOCtl(struct cdev *pDev, u_long ulCmd, caddr_t pvData, int fFile, struct thread *pTd)
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync{
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync PSUPDRVSESSION pSession;
59e8feed5ffd306be4de820c67f766591aaa9b69vboxsync devfs_get_cdevpriv((void **)&pSession);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Deal with the fast ioctl path first.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync if ( ( ulCmd == SUP_IOCTL_FAST_DO_RAW_RUN
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync || ulCmd == SUP_IOCTL_FAST_DO_HM_RUN
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync || ulCmd == SUP_IOCTL_FAST_DO_NOP)
7df18da2bb5ae3a14ee50837d5eceb4212b0692dvboxsync && pSession->fUnrestricted == true)
0dd363d45ea01de87d37118985064da6e0f86f36vboxsync return supdrvIOCtlFast(ulCmd, *(uint32_t *)pvData, &g_VBoxDrvFreeBSDDevExt, pSession);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return VBoxDrvFreeBSDIOCtlSlow(pSession, ulCmd, pvData, pTd);
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync}
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync/**
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Deal with the 'slow' I/O control requests.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync *
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @returns 0 on success, appropriate errno on failure.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param pSession The session.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param ulCmd The command.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param pvData The request data.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * @param pTd The calling thread.
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsyncstatic int VBoxDrvFreeBSDIOCtlSlow(PSUPDRVSESSION pSession, u_long ulCmd, caddr_t pvData, struct thread *pTd)
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync{
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync PSUPREQHDR pHdr;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync uint32_t cbReq = IOCPARM_LEN(ulCmd);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync void *pvUser = NULL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Buffered request?
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if ((IOC_DIRMASK & ulCmd) == IOC_INOUT)
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync pHdr = (PSUPREQHDR)pvData;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY(cbReq < sizeof(*pHdr)))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: cbReq=%#x < %#x; ulCmd=%#lx\n", cbReq, (int)sizeof(*pHdr), ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return EINVAL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY((pHdr->fFlags & SUPREQHDR_FLAGS_MAGIC_MASK) != SUPREQHDR_FLAGS_MAGIC))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: bad magic fFlags=%#x; ulCmd=%#lx\n", pHdr->fFlags, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return EINVAL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY( RT_MAX(pHdr->cbIn, pHdr->cbOut) != cbReq
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync || pHdr->cbIn < sizeof(*pHdr)
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync || pHdr->cbOut < sizeof(*pHdr)))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: max(%#x,%#x) != %#x; ulCmd=%#lx\n", pHdr->cbIn, pHdr->cbOut, cbReq, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return EINVAL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Big unbuffered request?
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync else if ((IOC_DIRMASK & ulCmd) == IOC_VOID && !cbReq)
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Read the header, validate it and figure out how much that needs to be buffered.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync SUPREQHDR Hdr;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync pvUser = *(void **)pvData;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync int rc = copyin(pvUser, &Hdr, sizeof(Hdr));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY(rc))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: copyin(%p,Hdr,) -> %#x; ulCmd=%#lx\n", pvUser, rc, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return rc;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY((Hdr.fFlags & SUPREQHDR_FLAGS_MAGIC_MASK) != SUPREQHDR_FLAGS_MAGIC))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: bad magic fFlags=%#x; ulCmd=%#lx\n", Hdr.fFlags, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return EINVAL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync cbReq = RT_MAX(Hdr.cbIn, Hdr.cbOut);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY( Hdr.cbIn < sizeof(Hdr)
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync || Hdr.cbOut < sizeof(Hdr)
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync || cbReq > _1M*16))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: max(%#x,%#x); ulCmd=%#lx\n", Hdr.cbIn, Hdr.cbOut, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return EINVAL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Allocate buffer and copy in the data.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync pHdr = (PSUPREQHDR)RTMemTmpAlloc(cbReq);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY(!pHdr))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: failed to allocate buffer of %d bytes; ulCmd=%#lx\n", cbReq, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return ENOMEM;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync rc = copyin(pvUser, pHdr, Hdr.cbIn);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY(rc))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: copyin(%p,%p,%#x) -> %#x; ulCmd=%#lx\n",
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync pvUser, pHdr, Hdr.cbIn, rc, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync RTMemTmpFree(pHdr);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return rc;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
cfa7d08dfc1259a88f151c4a65b7dddba9ac3d91vboxsync if (Hdr.cbIn < cbReq)
20c2dadcddf39ba496c633f88e9a1317c754c965vboxsync RT_BZERO((uint8_t *)pHdr + Hdr.cbIn, cbReq - Hdr.cbIn);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync else
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
36ebaddfec017eee7e82ee466c25de002cdc4231vboxsync Log(("VBoxDrvFreeBSDIOCtlSlow: huh? cbReq=%#x ulCmd=%#lx\n", cbReq, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return EINVAL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * Process the IOCtl.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
cfa7d08dfc1259a88f151c4a65b7dddba9ac3d91vboxsync int rc = supdrvIOCtl(ulCmd, &g_VBoxDrvFreeBSDDevExt, pSession, pHdr, cbReq);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_LIKELY(!rc))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * If unbuffered, copy back the result before returning.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (pvUser)
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync uint32_t cbOut = pHdr->cbOut;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (cbOut > cbReq)
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: too much output! %#x > %#x; uCmd=%#lx!\n", cbOut, cbReq, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync cbOut = cbReq;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync rc = copyout(pHdr, pvUser, cbOut);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (RT_UNLIKELY(rc))
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync OSDBGPRINT(("VBoxDrvFreeBSDIOCtlSlow: copyout(%p,%p,%#x) -> %d; uCmd=%#lx!\n", pHdr, pvUser, cbOut, rc, ulCmd));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
36ebaddfec017eee7e82ee466c25de002cdc4231vboxsync Log(("VBoxDrvFreeBSDIOCtlSlow: returns %d / %d ulCmd=%lx\n", 0, pHdr->rc, ulCmd));
b47847090b3c99e4fdf905536053595e75845265vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /* cleanup */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync RTMemTmpFree(pHdr);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync else
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync {
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync /*
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync * The request failed, just clean up.
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync */
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync if (pvUser)
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync RTMemTmpFree(pHdr);
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
36ebaddfec017eee7e82ee466c25de002cdc4231vboxsync Log(("VBoxDrvFreeBSDIOCtlSlow: ulCmd=%lx pData=%p failed, rc=%d\n", ulCmd, pvData, rc));
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync rc = EINVAL;
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync }
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync return rc;
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync}
bb73206f5ad484c56a70984ee9897e9ffee18b8bvboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
3393c62e395aa8388303d99f765a219efc289158vboxsync/**
3393c62e395aa8388303d99f765a219efc289158vboxsync * The SUPDRV IDC entry point.
3393c62e395aa8388303d99f765a219efc289158vboxsync *
3393c62e395aa8388303d99f765a219efc289158vboxsync * @returns VBox status code, see supdrvIDC.
3393c62e395aa8388303d99f765a219efc289158vboxsync * @param iReq The request code.
3393c62e395aa8388303d99f765a219efc289158vboxsync * @param pReq The request.
3393c62e395aa8388303d99f765a219efc289158vboxsync */
3393c62e395aa8388303d99f765a219efc289158vboxsyncint VBOXCALL SUPDrvFreeBSDIDC(uint32_t uReq, PSUPDRVIDCREQHDR pReq)
3393c62e395aa8388303d99f765a219efc289158vboxsync{
3393c62e395aa8388303d99f765a219efc289158vboxsync PSUPDRVSESSION pSession;
3393c62e395aa8388303d99f765a219efc289158vboxsync
3393c62e395aa8388303d99f765a219efc289158vboxsync /*
3393c62e395aa8388303d99f765a219efc289158vboxsync * Some quick validations.
3393c62e395aa8388303d99f765a219efc289158vboxsync */
3393c62e395aa8388303d99f765a219efc289158vboxsync if (RT_UNLIKELY(!VALID_PTR(pReq)))
3393c62e395aa8388303d99f765a219efc289158vboxsync return VERR_INVALID_POINTER;
3393c62e395aa8388303d99f765a219efc289158vboxsync
3393c62e395aa8388303d99f765a219efc289158vboxsync pSession = pReq->pSession;
3393c62e395aa8388303d99f765a219efc289158vboxsync if (pSession)
3393c62e395aa8388303d99f765a219efc289158vboxsync {
3393c62e395aa8388303d99f765a219efc289158vboxsync if (RT_UNLIKELY(!VALID_PTR(pReq->pSession)))
3393c62e395aa8388303d99f765a219efc289158vboxsync return VERR_INVALID_PARAMETER;
cea5568645ca17479265436cfd5ba010ddd106d9vboxsync if (RT_UNLIKELY(pSession->pDevExt != &g_VBoxDrvFreeBSDDevExt))
3393c62e395aa8388303d99f765a219efc289158vboxsync return VERR_INVALID_PARAMETER;
3393c62e395aa8388303d99f765a219efc289158vboxsync }
3393c62e395aa8388303d99f765a219efc289158vboxsync else if (RT_UNLIKELY(uReq != SUPDRV_IDC_REQ_CONNECT))
3393c62e395aa8388303d99f765a219efc289158vboxsync return VERR_INVALID_PARAMETER;
3393c62e395aa8388303d99f765a219efc289158vboxsync
3393c62e395aa8388303d99f765a219efc289158vboxsync /*
3393c62e395aa8388303d99f765a219efc289158vboxsync * Do the job.
3393c62e395aa8388303d99f765a219efc289158vboxsync */
cea5568645ca17479265436cfd5ba010ddd106d9vboxsync return supdrvIDC(uReq, &g_VBoxDrvFreeBSDDevExt, pSession, pReq);
3393c62e395aa8388303d99f765a219efc289158vboxsync}
3393c62e395aa8388303d99f765a219efc289158vboxsync
84eeabfd29e718854e00e795879dab6ce61469e5vboxsync
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsyncvoid VBOXCALL supdrvOSCleanupSession(PSUPDRVDEVEXT pDevExt, PSUPDRVSESSION pSession)
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync{
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync NOREF(pDevExt);
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync NOREF(pSession);
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync}
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsyncvoid VBOXCALL supdrvOSSessionHashTabInserted(PSUPDRVDEVEXT pDevExt, PSUPDRVSESSION pSession, void *pvUser)
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync{
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync NOREF(pDevExt); NOREF(pSession); NOREF(pvUser);
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync}
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsyncvoid VBOXCALL supdrvOSSessionHashTabRemoved(PSUPDRVDEVEXT pDevExt, PSUPDRVSESSION pSession, void *pvUser)
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync{
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync NOREF(pDevExt); NOREF(pSession); NOREF(pvUser);
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync}
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync
13493ab7596e827b8d0caab2c89e635dd65f78f9vboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsyncvoid VBOXCALL supdrvOSObjInitCreator(PSUPDRVOBJ pObj, PSUPDRVSESSION pSession)
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync{
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync NOREF(pObj);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync NOREF(pSession);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync}
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsyncbool VBOXCALL supdrvOSObjCanAccess(PSUPDRVOBJ pObj, PSUPDRVSESSION pSession, const char *pszObjName, int *prc)
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync{
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync NOREF(pObj);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync NOREF(pSession);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync NOREF(pszObjName);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync NOREF(prc);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync return false;
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync}
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
54912863a8d407402faac40cbfb00883f4af90bfvboxsync
71b548af8b5b8adb865702432045250bc56ad7e5vboxsyncbool VBOXCALL supdrvOSGetForcedAsyncTscMode(PSUPDRVDEVEXT pDevExt)
71b548af8b5b8adb865702432045250bc56ad7e5vboxsync{
71b548af8b5b8adb865702432045250bc56ad7e5vboxsync return false;
71b548af8b5b8adb865702432045250bc56ad7e5vboxsync}
71b548af8b5b8adb865702432045250bc56ad7e5vboxsync
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync
6f8f54585e02c203bef2e7ec2f59829163fdc971vboxsyncbool VBOXCALL supdrvOSAreCpusOfflinedOnSuspend(void)
6f8f54585e02c203bef2e7ec2f59829163fdc971vboxsync{
6f8f54585e02c203bef2e7ec2f59829163fdc971vboxsync /** @todo verify this. */
6f8f54585e02c203bef2e7ec2f59829163fdc971vboxsync return false;
6f8f54585e02c203bef2e7ec2f59829163fdc971vboxsync}
6f8f54585e02c203bef2e7ec2f59829163fdc971vboxsync
6f8f54585e02c203bef2e7ec2f59829163fdc971vboxsync
d32ac60a720a1c5c75d73073d5b9affef33bee7avboxsyncbool VBOXCALL supdrvOSAreTscDeltasInSync(void)
d32ac60a720a1c5c75d73073d5b9affef33bee7avboxsync{
d32ac60a720a1c5c75d73073d5b9affef33bee7avboxsync return false;
d32ac60a720a1c5c75d73073d5b9affef33bee7avboxsync}
d32ac60a720a1c5c75d73073d5b9affef33bee7avboxsync
d32ac60a720a1c5c75d73073d5b9affef33bee7avboxsync
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsyncint VBOXCALL supdrvOSLdrOpen(PSUPDRVDEVEXT pDevExt, PSUPDRVLDRIMAGE pImage, const char *pszFilename)
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync{
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync NOREF(pDevExt); NOREF(pImage); NOREF(pszFilename);
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync return VERR_NOT_SUPPORTED;
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync}
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync
1afab63d543de8cfef1e12d16d1e98fde3b8b5a1vboxsyncvoid VBOXCALL supdrvOSLdrNotifyOpened(PSUPDRVDEVEXT pDevExt, PSUPDRVLDRIMAGE pImage)
1afab63d543de8cfef1e12d16d1e98fde3b8b5a1vboxsync{
1afab63d543de8cfef1e12d16d1e98fde3b8b5a1vboxsync NOREF(pDevExt); NOREF(pImage);
1afab63d543de8cfef1e12d16d1e98fde3b8b5a1vboxsync}
1afab63d543de8cfef1e12d16d1e98fde3b8b5a1vboxsync
1afab63d543de8cfef1e12d16d1e98fde3b8b5a1vboxsync
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsyncint VBOXCALL supdrvOSLdrValidatePointer(PSUPDRVDEVEXT pDevExt, PSUPDRVLDRIMAGE pImage, void *pv, const uint8_t *pbImageBits)
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync{
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync NOREF(pDevExt); NOREF(pImage); NOREF(pv); NOREF(pbImageBits);
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync return VERR_NOT_SUPPORTED;
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync}
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync
cc4a983b4e678d543bcf63507184d6c64d2bc729vboxsyncint VBOXCALL supdrvOSLdrLoad(PSUPDRVDEVEXT pDevExt, PSUPDRVLDRIMAGE pImage, const uint8_t *pbImageBits, PSUPLDRLOAD pReq)
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync{
cc4a983b4e678d543bcf63507184d6c64d2bc729vboxsync NOREF(pDevExt); NOREF(pImage); NOREF(pbImageBits); NOREF(pReq);
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync return VERR_NOT_SUPPORTED;
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync}
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsyncvoid VBOXCALL supdrvOSLdrUnload(PSUPDRVDEVEXT pDevExt, PSUPDRVLDRIMAGE pImage)
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync{
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync NOREF(pDevExt); NOREF(pImage);
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync}
c5019986bed37ec649721e6f7bc2117386fa5ac3vboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync#ifdef SUPDRV_WITH_MSR_PROBER
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsyncint VBOXCALL supdrvOSMsrProberRead(uint32_t uMsr, RTCPUID idCpu, uint64_t *puValue)
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync{
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync NOREF(uMsr); NOREF(idCpu); NOREF(puValue);
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync return VERR_NOT_SUPPORTED;
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync}
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsyncint VBOXCALL supdrvOSMsrProberWrite(uint32_t uMsr, RTCPUID idCpu, uint64_t uValue)
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync{
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync NOREF(uMsr); NOREF(idCpu); NOREF(uValue);
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync return VERR_NOT_SUPPORTED;
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync}
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsyncint VBOXCALL supdrvOSMsrProberModify(RTCPUID idCpu, PSUPMSRPROBER pReq)
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync{
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync NOREF(idCpu); NOREF(pReq);
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync return VERR_NOT_SUPPORTED;
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync}
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync#endif /* SUPDRV_WITH_MSR_PROBER */
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync
98b3fe217f35498ace90d9b63a8298c0b6353c2cvboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsyncSUPR0DECL(int) SUPR0Printf(const char *pszFormat, ...)
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync{
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync va_list va;
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync char szMsg[256];
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync int cch;
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync va_start(va, pszFormat);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync cch = RTStrPrintfV(szMsg, sizeof(szMsg), pszFormat, va);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync va_end(va);
fbce7e4e7123ca200586ee9257a12d663e928841vboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync printf("%s", szMsg);
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync return cch;
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync}
0a769a6be37f526faeabe88f77422ee6291afa37vboxsync
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsync
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsync/**
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsync * Returns configuration flags of the host kernel.
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsync */
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsyncSUPR0DECL(uint32_t) SUPR0GetKernelFeatures(void)
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsync{
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsync return 0;
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsync}
c03ad2650049d583f98f1ecd61a7a9725792afc5vboxsync