示例#1
0
/**
 * Adds an entry for a file with the specified set of attributes.
 *
 * @returns IPRT status code.
 *
 * @param   hManifest           The manifest handle.
 * @param   hVfsIos             The I/O stream handle of the entry.  This will
 *                              be processed to its end on successful return.
 *                              (Must be positioned at the start to get
 *                              the expected results.)
 * @param   pszEntry            The entry name.
 * @param   fAttrs              The attributes to create for this stream.
 */
RTDECL(int) RTManifestEntryAddIoStream(RTMANIFEST hManifest, RTVFSIOSTREAM hVfsIos, const char *pszEntry, uint32_t fAttrs)
{
    /*
     * Note! This is a convenicence function, so just use the available public
     *       methods to get the job done.
     */
    AssertReturn(fAttrs < RTMANIFEST_ATTR_END, VERR_INVALID_PARAMETER);
    AssertPtr(pszEntry);

    /*
     * Allocate and initialize the hash contexts, hash digests and I/O buffer.
     */
    PRTMANIFESTHASHES pHashes = rtManifestHashesCreate(fAttrs);
    if (!pHashes)
        return VERR_NO_TMP_MEMORY;

    int         rc;
    size_t      cbBuf = _1M;
    void       *pvBuf = RTMemTmpAlloc(cbBuf);
    if (RT_UNLIKELY(!pvBuf))
    {
        cbBuf = _4K;
        pvBuf = RTMemTmpAlloc(cbBuf);
    }
    if (RT_LIKELY(pvBuf))
    {
        /*
         * Process the stream data.
         */
        for (;;)
        {
            size_t cbRead;
            rc = RTVfsIoStrmRead(hVfsIos, pvBuf, cbBuf, true /*fBlocking*/, &cbRead);
            if (   (rc == VINF_EOF && cbRead == 0)
                || RT_FAILURE(rc))
                break;
            rtManifestHashesUpdate(pHashes, pvBuf, cbRead);
        }
        RTMemTmpFree(pvBuf);
        if (RT_SUCCESS(rc))
        {
            /*
             * Add the entry with the finalized hashes.
             */
            rtManifestHashesFinal(pHashes);
            rc = RTManifestEntryAdd(hManifest, pszEntry);
            if (RT_SUCCESS(rc))
                rc = rtManifestHashesSetAttrs(pHashes, hManifest, pszEntry);
        }
    }
    else
    {
        rtManifestHashesDestroy(pHashes);
        rc = VERR_NO_TMP_MEMORY;
    }
    return rc;
}
示例#2
0
文件: tar.cpp 项目: mcenirm/vbox
DECLINLINE(void *) rtTarMemTmpAlloc(size_t *pcbSize)
{
    *pcbSize = 0;
    /* Allocate a reasonably large buffer, fall back on a tiny one.
     * Note: has to be 512 byte aligned and >= 512 byte. */
    size_t cbTmp = _1M;
    void *pvTmp = RTMemTmpAlloc(cbTmp);
    if (!pvTmp)
    {
        cbTmp = sizeof(RTTARRECORD);
        pvTmp = RTMemTmpAlloc(cbTmp);
    }
    *pcbSize = cbTmp;
    return pvTmp;
}
示例#3
0
RTDECL(int) RTEnvUnsetUtf8(const char *pszVar)
{
    AssertReturn(strchr(pszVar, '=') == NULL, VERR_ENV_INVALID_VAR_NAME);

    size_t cwcVar;
    int rc = RTStrCalcUtf16LenEx(pszVar, RTSTR_MAX, &cwcVar);
    if (RT_SUCCESS(rc))
    {
        PRTUTF16 pwszTmp = (PRTUTF16)RTMemTmpAlloc((cwcVar + 1 + 1) * sizeof(RTUTF16));
        if (pwszTmp)
        {
            rc = RTStrToUtf16Ex(pszVar, RTSTR_MAX, &pwszTmp, cwcVar + 1, NULL);
            if (RT_SUCCESS(rc))
            {
                pwszTmp[cwcVar] = '=';
                pwszTmp[cwcVar + 1] = '\0';
                if (!_wputenv(pwszTmp))
                    rc = VINF_SUCCESS;
                else
                    rc = RTErrConvertFromErrno(errno);
            }
            RTMemTmpFree(pwszTmp);
        }
    }
    return rc;
}
示例#4
0
RTDECL(int) RTSymlinkReadA(const char *pszSymlink, char **ppszTarget)
{
    AssertPtr(ppszTarget);
    char const *pszNativeSymlink;
    int rc = rtPathToNative(&pszNativeSymlink, pszSymlink, NULL);
    if (RT_SUCCESS(rc))
    {
        /* Guess the initial buffer size. */
        ssize_t     cbBuf;
        struct stat s;
        if (!lstat(pszNativeSymlink, &s))
            cbBuf = RT_MIN(RT_ALIGN_Z(s.st_size, 64), 64);
        else
            cbBuf = 1024;

        /* Read loop that grows the buffer. */
        char *pszBuf = NULL;
        for (;;)
        {
            RTMemTmpFree(pszBuf);
            pszBuf = (char *)RTMemTmpAlloc(cbBuf);
            if (pszBuf)
            {
                ssize_t cbReturned = readlink(pszNativeSymlink, pszBuf, cbBuf);
                if (cbReturned >= cbBuf)
                {
                    /* Increase the buffer size and try again */
                    cbBuf *= 2;
                    continue;
                }

                if (cbReturned > 0)
                {
                    pszBuf[cbReturned] = '\0';
                    rc = rtPathFromNativeDup(ppszTarget, pszBuf, pszSymlink);
                }
                else if (errno == EINVAL)
                    rc = VERR_NOT_SYMLINK;
                else
                    rc = RTErrConvertFromErrno(errno);
            }
            else
                rc = VERR_NO_TMP_MEMORY;
            break;
        } /* for loop */

        RTMemTmpFree(pszBuf);
        rtPathFreeNative(pszNativeSymlink, pszSymlink);
    }

    if (RT_SUCCESS(rc))
        LogFlow(("RTSymlinkReadA(%p={%s},%p): returns %Rrc *ppszTarget=%p:{%s}\n", pszSymlink, pszSymlink, ppszTarget, rc, *ppszTarget, *ppszTarget));
    else
        LogFlow(("RTSymlinkReadA(%p={%s},%p): returns %Rrc\n", pszSymlink, pszSymlink, ppszTarget, rc));
    return rc;
}
HRESULT MachineDebugger::logStringProps(PRTLOGGER pLogger, PFNLOGGETSTR pfnLogGetStr,
                                        const char *pszLogGetStr, BSTR *a_pbstrSettings)
{
    /* Make sure the VM is powered up. */
    AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
    Console::SafeVMPtr ptrVM(mParent);
    HRESULT hrc = ptrVM.rc();
    if (FAILED(hrc))
        return hrc;

    /* Make sure we've got a logger. */
    if (!pLogger)
    {
        Bstr bstrEmpty;
        bstrEmpty.cloneTo(a_pbstrSettings);
        return S_OK;
    }

    /* Do the job. */
    size_t cbBuf = _1K;
    for (;;)
    {
        char *pszBuf = (char *)RTMemTmpAlloc(cbBuf);
        AssertReturn(pszBuf, E_OUTOFMEMORY);

        int rc = pfnLogGetStr(pLogger, pszBuf, cbBuf);
        if (RT_SUCCESS(rc))
        {
            try
            {
                Bstr bstrRet(pszBuf);
                bstrRet.detachTo(a_pbstrSettings);
                hrc = S_OK;
            }
            catch (std::bad_alloc)
            {
                hrc = E_OUTOFMEMORY;
            }
            RTMemTmpFree(pszBuf);
            return hrc;
        }
        RTMemTmpFree(pszBuf);
        AssertReturn(rc == VERR_BUFFER_OVERFLOW, setError(VBOX_E_IPRT_ERROR, tr("%s returned %Rrc"), pszLogGetStr, rc));

        /* try again with a bigger buffer. */
        cbBuf *= 2;
        AssertReturn(cbBuf <= _256K, setError(E_FAIL, tr("%s returns too much data"), pszLogGetStr));
    }
}
示例#6
0
RTDECL(int)         RTErrInfoAllocEx(size_t cbMsg, PRTERRINFO *ppErrInfo)
{
    if (cbMsg == 0)
        cbMsg = _4K;
    else
        cbMsg = RT_ALIGN_Z(cbMsg, 256);

    PRTERRINFO pErrInfo;
    *ppErrInfo = pErrInfo = (PRTERRINFO)RTMemTmpAlloc(sizeof(*pErrInfo) + cbMsg);
    if (RT_UNLIKELY(!pErrInfo))
        return VERR_NO_TMP_MEMORY;

    RTErrInfoInit(pErrInfo, (char *)(pErrInfo + 1), cbMsg);
    pErrInfo->fFlags = RTERRINFO_FLAGS_T_ALLOC | RTERRINFO_FLAGS_MAGIC;
    return VINF_SUCCESS;
}
HRESULT MachineDebugger::i_logStringProps(PRTLOGGER pLogger, PFNLOGGETSTR pfnLogGetStr,
                                          const char *pszLogGetStr, Utf8Str *pstrSettings)
{
    /* Make sure the VM is powered up. */
    AutoWriteLock alock(this COMMA_LOCKVAL_SRC_POS);
    Console::SafeVMPtr ptrVM(mParent);
    HRESULT hrc = ptrVM.rc();
    if (FAILED(hrc))
        return hrc;

    /* Make sure we've got a logger. */
    if (!pLogger)
    {
        *pstrSettings = "";
        return S_OK;
    }

    /* Do the job. */
    size_t cbBuf = _1K;
    for (;;)
    {
        char *pszBuf = (char *)RTMemTmpAlloc(cbBuf);
        AssertReturn(pszBuf, E_OUTOFMEMORY);
        int vrc = pstrSettings->reserveNoThrow(cbBuf);
        if (RT_SUCCESS(vrc))
        {
            vrc = pfnLogGetStr(pLogger, pstrSettings->mutableRaw(), cbBuf);
            if (RT_SUCCESS(vrc))
            {
                pstrSettings->jolt();
                return S_OK;
            }
            *pstrSettings = "";
            AssertReturn(vrc == VERR_BUFFER_OVERFLOW, setError(VBOX_E_IPRT_ERROR, tr("%s returned %Rrc"), pszLogGetStr, vrc));
        }
        else
            return E_OUTOFMEMORY;

        /* try again with a bigger buffer. */
        cbBuf *= 2;
        AssertReturn(cbBuf <= _256K, setError(E_FAIL, tr("%s returns too much data"), pszLogGetStr));
    }
}
/**
 * Output processing task, handles outgoing frames
 */
static void vboxNetFltFreeBSDoutput(void *arg, int pending)
{
    PVBOXNETFLTINS pThis = (PVBOXNETFLTINS)arg;
    struct mbuf *m, *m0;
    struct ifnet *ifp = pThis->u.s.ifp;
    unsigned int cSegs = 0;
    bool fDropIt = false, fActive;
    PINTNETSG pSG;

    VBOXCURVNET_SET(ifp->if_vnet);
    vboxNetFltRetain(pThis, true /* fBusy */);
    for (;;)
    {
        mtx_lock_spin(&pThis->u.s.outq.ifq_mtx);
        _IF_DEQUEUE(&pThis->u.s.outq, m);
        mtx_unlock_spin(&pThis->u.s.outq.ifq_mtx);
        if (m == NULL)
            break;

        for (m0 = m; m0 != NULL; m0 = m0->m_next)
            if (m0->m_len > 0)
                cSegs++;

#ifdef PADD_RUNT_FRAMES_FROM_HOST
        if (m_length(m, NULL) < 60)
            cSegs++;
#endif
        /* Create a copy and deliver to the virtual switch */
        pSG = RTMemTmpAlloc(RT_OFFSETOF(INTNETSG, aSegs[cSegs]));
        vboxNetFltFreeBSDMBufToSG(pThis, m, pSG, cSegs, 0);
        fDropIt = pThis->pSwitchPort->pfnRecv(pThis->pSwitchPort, NULL /* pvIf */, pSG, INTNETTRUNKDIR_HOST);
        RTMemTmpFree(pSG);

        if (fDropIt)
            m_freem(m);
        else
            ether_output_frame(ifp, m);
    }
    vboxNetFltRelease(pThis, true /* fBusy */);
    VBOXCURVNET_RESTORE();
}
/**
 * Gets an entry.
 *
 * @returns IPRT status code.
 * @param   pThis               The manifest to work with.
 * @param   pszEntry            The entry name.
 * @param   fNeedNormalization  Whether rtManifestValidateNameEntry said it
 *                              needed normalization.
 * @param   cchEntry            The length of the name.
 * @param   ppEntry             Where to return the entry pointer on success.
 */
static int rtManifestGetEntry(RTMANIFESTINT *pThis, const char *pszEntry, bool fNeedNormalization, size_t cchEntry,
                              PRTMANIFESTENTRY *ppEntry)
{
    PRTMANIFESTENTRY pEntry;

    AssertCompileMemberOffset(RTMANIFESTATTR, StrCore, 0);
    if (!fNeedNormalization)
        pEntry = (PRTMANIFESTENTRY)RTStrSpaceGet(&pThis->Entries, pszEntry);
    else
    {
        char *pszCopy = (char *)RTMemTmpAlloc(cchEntry + 1);
        if (RT_UNLIKELY(!pszCopy))
            return VERR_NO_TMP_MEMORY;
        memcpy(pszCopy, pszEntry, cchEntry + 1);
        rtManifestNormalizeEntry(pszCopy);

        pEntry = (PRTMANIFESTENTRY)RTStrSpaceGet(&pThis->Entries, pszCopy);
        RTMemTmpFree(pszCopy);
    }

    *ppEntry = pEntry;
    return pEntry ? VINF_SUCCESS : VERR_NOT_FOUND;
}
示例#10
0
int vbglR3GRAlloc(VMMDevRequestHeader **ppReq, uint32_t cb, VMMDevRequestType enmReqType)
{
    VMMDevRequestHeader *pReq;

    AssertPtrReturn(ppReq, VERR_INVALID_PARAMETER);
    AssertMsgReturn(cb >= sizeof(VMMDevRequestHeader), ("%#x vs %#zx\n", cb, sizeof(VMMDevRequestHeader)),
                    VERR_INVALID_PARAMETER);

    pReq = (VMMDevRequestHeader *)RTMemTmpAlloc(cb);
    if (RT_UNLIKELY(!pReq))
        return VERR_NO_MEMORY;

    pReq->size        = cb;
    pReq->version     = VMMDEV_REQUEST_HEADER_VERSION;
    pReq->requestType = enmReqType;
    pReq->rc          = VERR_GENERAL_FAILURE;
    pReq->reserved1   = 0;
    pReq->reserved2   = 0;

    *ppReq = pReq;

    return VINF_SUCCESS;
}
示例#11
0
RTDECL(int) RTEnvSetUtf8(const char *pszVar, const char *pszValue)
{
    AssertReturn(strchr(pszVar, '=') == NULL, VERR_ENV_INVALID_VAR_NAME);

    size_t cwcVar;
    int rc = RTStrCalcUtf16LenEx(pszVar, RTSTR_MAX, &cwcVar);
    if (RT_SUCCESS(rc))
    {
        size_t cwcValue;
        rc = RTStrCalcUtf16LenEx(pszVar, RTSTR_MAX, &cwcValue);
        if (RT_SUCCESS(rc))
        {
            PRTUTF16 pwszTmp = (PRTUTF16)RTMemTmpAlloc((cwcVar + 1 + cwcValue + 1) * sizeof(RTUTF16));
            if (pwszTmp)
            {
                rc = RTStrToUtf16Ex(pszVar, RTSTR_MAX, &pwszTmp, cwcVar + 1, NULL);
                if (RT_SUCCESS(rc))
                {
                    PRTUTF16 pwszTmpValue = &pwszTmp[cwcVar];
                    *pwszTmpValue++ = '=';
                    rc = RTStrToUtf16Ex(pszValue, RTSTR_MAX, &pwszTmpValue, cwcValue + 1, NULL);
                    if (RT_SUCCESS(rc))
                    {
                        if (!_wputenv(pwszTmp))
                            rc = VINF_SUCCESS;
                        else
                            rc = RTErrConvertFromErrno(errno);
                    }
                }
                RTMemTmpFree(pwszTmp);
            }
            else
                rc = VERR_NO_TMP_MEMORY;
        }
    }
    return rc;
}
RTDECL(int) RTFileCopyByHandlesEx(RTFILE FileSrc, RTFILE FileDst, PFNRTPROGRESS pfnProgress, void *pvUser)
{
    /*
     * Validate input.
     */
    AssertMsgReturn(RTFileIsValid(FileSrc), ("FileSrc=%RTfile\n", FileSrc), VERR_INVALID_PARAMETER);
    AssertMsgReturn(RTFileIsValid(FileDst), ("FileDst=%RTfile\n", FileDst), VERR_INVALID_PARAMETER);
    AssertMsgReturn(!pfnProgress || VALID_PTR(pfnProgress), ("pfnProgress=%p\n", pfnProgress), VERR_INVALID_PARAMETER);

    /*
     * Save file offset.
     */
    RTFOFF offSrcSaved;
    int rc = RTFileSeek(FileSrc, 0, RTFILE_SEEK_CURRENT, (uint64_t *)&offSrcSaved);
    if (RT_FAILURE(rc))
        return rc;

    /*
     * Get the file size.
     */
    RTFOFF cbSrc;
    rc = RTFileSeek(FileSrc, 0, RTFILE_SEEK_END, (uint64_t *)&cbSrc);
    if (RT_FAILURE(rc))
        return rc;

    /*
     * Allocate buffer.
     */
    size_t      cbBuf;
    uint8_t    *pbBufFree = NULL;
    uint8_t    *pbBuf;
    if (cbSrc < _512K)
    {
        cbBuf = 8*_1K;
        pbBuf = (uint8_t *)alloca(cbBuf);
    }
    else
    {
        cbBuf = _128K;
        pbBuf = pbBufFree = (uint8_t *)RTMemTmpAlloc(cbBuf);
    }
    if (pbBuf)
    {
        /*
         * Seek to the start of each file
         * and set the size of the destination file.
         */
        rc = RTFileSeek(FileSrc, 0, RTFILE_SEEK_BEGIN, NULL);
        if (RT_SUCCESS(rc))
        {
            rc = RTFileSeek(FileDst, 0, RTFILE_SEEK_BEGIN, NULL);
            if (RT_SUCCESS(rc))
                rc = RTFileSetSize(FileDst, cbSrc);
            if (RT_SUCCESS(rc) && pfnProgress)
                rc = pfnProgress(0, pvUser);
            if (RT_SUCCESS(rc))
            {
                /*
                 * Copy loop.
                 */
                unsigned    uPercentage = 0;
                RTFOFF      off = 0;
                RTFOFF      cbPercent = cbSrc / 100;
                RTFOFF      offNextPercent = cbPercent;
                while (off < cbSrc)
                {
                    /* copy block */
                    RTFOFF cbLeft = cbSrc - off;
                    size_t cbBlock = cbLeft >= (RTFOFF)cbBuf ? cbBuf : (size_t)cbLeft;
                    rc = RTFileRead(FileSrc, pbBuf, cbBlock, NULL);
                    if (RT_FAILURE(rc))
                        break;
                    rc = RTFileWrite(FileDst, pbBuf, cbBlock, NULL);
                    if (RT_FAILURE(rc))
                        break;

                    /* advance */
                    off += cbBlock;
                    if (pfnProgress && offNextPercent < off)
                    {
                        while (offNextPercent < off)
                        {
                            uPercentage++;
                            offNextPercent += cbPercent;
                        }
                        rc = pfnProgress(uPercentage, pvUser);
                        if (RT_FAILURE(rc))
                            break;
                    }
                }

#if 0
                /*
                 * Copy OS specific data (EAs and stuff).
                 */
                rtFileCopyOSStuff(FileSrc, FileDst);
#endif

                /* 100% */
                if (pfnProgress && uPercentage < 100 && RT_SUCCESS(rc))
                    rc = pfnProgress(100, pvUser);
            }
        }
        RTMemTmpFree(pbBufFree);
    }
    else
        rc = VERR_NO_MEMORY;

    /*
     * Restore source position.
     */
    RTFileSeek(FileSrc, offSrcSaved, RTFILE_SEEK_BEGIN, NULL);

    return rc;
}
示例#13
0
static int vboxguestLinuxIOCtl(struct inode *pInode, struct file *pFilp, unsigned int uCmd, unsigned long ulArg)
#endif
{
    PVBOXGUESTSESSION   pSession = (PVBOXGUESTSESSION)pFilp->private_data;
    uint32_t            cbData   = _IOC_SIZE(uCmd);
    void               *pvBufFree;
    void               *pvBuf;
    int                 rc;
    uint64_t            au64Buf[32/sizeof(uint64_t)];

    Log6(("vboxguestLinuxIOCtl: pFilp=%p uCmd=%#x ulArg=%p pid=%d/%d\n", pFilp, uCmd, (void *)ulArg, RTProcSelf(), current->pid));

    /*
     * Buffer the request.
     */
    if (cbData <= sizeof(au64Buf))
    {
        pvBufFree = NULL;
        pvBuf = &au64Buf[0];
    }
    else
    {
        pvBufFree = pvBuf = RTMemTmpAlloc(cbData);
        if (RT_UNLIKELY(!pvBuf))
        {
            LogRel((DEVICE_NAME "::IOCtl: RTMemTmpAlloc failed to alloc %u bytes.\n", cbData));
            return -ENOMEM;
        }
    }
    if (RT_LIKELY(copy_from_user(pvBuf, (void *)ulArg, cbData) == 0))
    {
        /*
         * Process the IOCtl.
         */
        size_t cbDataReturned;
        rc = VbgdCommonIoCtl(uCmd, &g_DevExt, pSession, pvBuf, cbData, &cbDataReturned);

        /*
         * Copy ioctl data and output buffer back to user space.
         */
        if (RT_SUCCESS(rc))
        {
            rc = 0;
            if (RT_UNLIKELY(cbDataReturned > cbData))
            {
                LogRel((DEVICE_NAME "::IOCtl: too much output data %u expected %u\n", cbDataReturned, cbData));
                cbDataReturned = cbData;
            }
            if (cbDataReturned > 0)
            {
                if (RT_UNLIKELY(copy_to_user((void *)ulArg, pvBuf, cbDataReturned) != 0))
                {
                    LogRel((DEVICE_NAME "::IOCtl: copy_to_user failed; pvBuf=%p ulArg=%p cbDataReturned=%u uCmd=%d\n",
                            pvBuf, (void *)ulArg, cbDataReturned, uCmd, rc));
                    rc = -EFAULT;
                }
            }
        }
        else
        {
            Log(("vboxguestLinuxIOCtl: pFilp=%p uCmd=%#x ulArg=%p failed, rc=%d\n", pFilp, uCmd, (void *)ulArg, rc));
            rc = -rc; Assert(rc > 0); /* Positive returns == negated VBox error status codes. */
        }
    }
    else
    {
        Log((DEVICE_NAME "::IOCtl: copy_from_user(,%#lx, %#x) failed; uCmd=%#x.\n", ulArg, cbData, uCmd));
        rc = -EFAULT;
    }
    if (pvBufFree)
        RTMemFree(pvBufFree);

    Log6(("vboxguestLinuxIOCtl: returns %d (pid=%d/%d)\n", rc, RTProcSelf(), current->pid));
    return rc;
}
示例#14
0
/**
 * Reads the extension pack descriptor.
 *
 * @returns NULL on success, pointer to an error message on failure (caller
 *          deletes it).
 * @param   a_pszDir        The directory containing the description file.
 * @param   a_pExtPackDesc  Where to store the extension pack descriptor.
 * @param   a_pObjInfo      Where to store the object info for the file (unix
 *                          attribs). Optional.
 */
RTCString *VBoxExtPackLoadDescFromVfsFile(RTVFSFILE hVfsFile, PVBOXEXTPACKDESC a_pExtPackDesc, PRTFSOBJINFO a_pObjInfo)
{
    vboxExtPackClearDesc(a_pExtPackDesc);

    /*
     * Query the object info.
     */
    RTFSOBJINFO ObjInfo;
    int rc = RTVfsFileQueryInfo(hVfsFile, &ObjInfo, RTFSOBJATTRADD_UNIX);
    if (RT_FAILURE(rc))
        return &(new RTCString)->printf("RTVfsFileQueryInfo failed: %Rrc", rc);
    if (a_pObjInfo)
        *a_pObjInfo = ObjInfo;

    /*
     * The simple approach, read the whole thing into memory and pass this to
     * the XML parser.
     */

    /* Check the file size. */
    if (ObjInfo.cbObject > _1M || ObjInfo.cbObject < 0)
        return &(new RTCString)->printf("The XML file is too large (%'RU64 bytes)", ObjInfo.cbObject);
    size_t const cbFile = (size_t)ObjInfo.cbObject;

    /* Rewind to the start of the file. */
    rc = RTVfsFileSeek(hVfsFile, 0, RTFILE_SEEK_BEGIN, NULL);
    if (RT_FAILURE(rc))
        return &(new RTCString)->printf("RTVfsFileSeek(,0,BEGIN) failed: %Rrc", rc);

    /* Allocate memory and read the file content into it. */
    void *pvFile = RTMemTmpAlloc(cbFile);
    if (!pvFile)
        return &(new RTCString)->printf("RTMemTmpAlloc(%zu) failed", cbFile);

    RTCString *pstrErr = NULL;
    rc = RTVfsFileRead(hVfsFile, pvFile, cbFile, NULL);
    if (RT_FAILURE(rc))
        pstrErr = &(new RTCString)->printf("RTVfsFileRead failed: %Rrc", rc);

    /*
     * Parse the file.
     */
    xml::Document Doc;
    if (RT_SUCCESS(rc))
    {
        xml::XmlMemParser   Parser;
        RTCString           strFileName = VBOX_EXTPACK_DESCRIPTION_NAME;
        try
        {
            Parser.read(pvFile, cbFile, strFileName, Doc);
        }
        catch (xml::XmlError Err)
        {
            pstrErr = new RTCString(Err.what());
            rc = VERR_PARSE_ERROR;
        }
    }
    RTMemTmpFree(pvFile);

    /*
     * Hand the xml doc over to the common code.
     */
    if (RT_SUCCESS(rc))
        pstrErr = vboxExtPackLoadDescFromDoc(&Doc, a_pExtPackDesc);

    return pstrErr;
}
示例#15
0
RTDECL(int) RTSystemQueryDmiString(RTSYSDMISTR enmString, char *pszBuf, size_t cbBuf)
{
    AssertPtrReturn(pszBuf, VERR_INVALID_POINTER);
    AssertReturn(cbBuf > 0, VERR_INVALID_PARAMETER);
    *pszBuf = '\0';
    AssertReturn(enmString > RTSYSDMISTR_INVALID && enmString < RTSYSDMISTR_END, VERR_INVALID_PARAMETER);

    CFStringRef PropStringRef = NULL;
    switch (enmString)
    {
        case RTSYSDMISTR_PRODUCT_NAME:    PropStringRef = CFSTR(PROP_PRODUCT_NAME);    break;
        case RTSYSDMISTR_PRODUCT_VERSION: PropStringRef = CFSTR(PROP_PRODUCT_VERSION); break;
        case RTSYSDMISTR_PRODUCT_SERIAL:  PropStringRef = CFSTR(PROP_PRODUCT_SERIAL);  break;
        case RTSYSDMISTR_PRODUCT_UUID:    PropStringRef = CFSTR(PROP_PRODUCT_UUID);    break;
        case RTSYSDMISTR_MANUFACTURER:    PropStringRef = CFSTR(PROP_MANUFACTURER);    break;
        default:
            return VERR_NOT_SUPPORTED;
    }

    mach_port_t MasterPort;
    kern_return_t kr = IOMasterPort(MACH_PORT_NULL, &MasterPort);
    if (kr != kIOReturnSuccess)
    {
        if (kr == KERN_NO_ACCESS)
            return VERR_ACCESS_DENIED;
        return RTErrConvertFromDarwinIO(kr);
    }

    CFDictionaryRef ClassToMatch = IOServiceMatching(IOCLASS_PLATFORMEXPERTDEVICE);
    if (!ClassToMatch)
        return VERR_NOT_SUPPORTED;

    /* IOServiceGetMatchingServices will always consume ClassToMatch. */
    io_iterator_t Iterator;
    kr = IOServiceGetMatchingServices(MasterPort, ClassToMatch, &Iterator);
    if (kr != kIOReturnSuccess)
        return RTErrConvertFromDarwinIO(kr);

    int rc = VERR_NOT_SUPPORTED;
    io_service_t ServiceObject;
    while ((ServiceObject = IOIteratorNext(Iterator)))
    {
        if (   enmString == RTSYSDMISTR_PRODUCT_NAME
            || enmString == RTSYSDMISTR_PRODUCT_VERSION
            || enmString == RTSYSDMISTR_MANUFACTURER
           )
        {
            CFDataRef DataRef = (CFDataRef)IORegistryEntryCreateCFProperty(ServiceObject, PropStringRef,
                                                                           kCFAllocatorDefault, kNilOptions);
            if (DataRef)
            {
                size_t         cbData  = CFDataGetLength(DataRef);
                const char    *pchData = (const char *)CFDataGetBytePtr(DataRef);
                rc = RTStrCopyEx(pszBuf, cbBuf, pchData, cbData);
                CFRelease(DataRef);
                break;
            }
        }
        else
        {
            CFStringRef StringRef = (CFStringRef)IORegistryEntryCreateCFProperty(ServiceObject, PropStringRef,
                                                                                 kCFAllocatorDefault, kNilOptions);
            if (StringRef)
            {
                Boolean fRc = CFStringGetCString(StringRef, pszBuf, cbBuf, kCFStringEncodingUTF8);
                if (fRc)
                    rc = VINF_SUCCESS;
                else
                {
                    CFIndex cwc    = CFStringGetLength(StringRef);
                    size_t  cbTmp  = cwc + 1;
                    char   *pszTmp = (char *)RTMemTmpAlloc(cbTmp);
                    int     cTries = 1;
                    while (   pszTmp
                           && (fRc = CFStringGetCString(StringRef, pszTmp, cbTmp, kCFStringEncodingUTF8)) == FALSE
                           && cTries++ < 4)
                    {
                        RTMemTmpFree(pszTmp);
                        cbTmp *= 2;
                        pszTmp = (char *)RTMemTmpAlloc(cbTmp);
                    }
                    if (fRc)
                        rc = RTStrCopy(pszBuf, cbBuf, pszTmp);
                    else if (!pszTmp)
                        rc = VERR_NO_TMP_MEMORY;
                    else
                        rc = VERR_ACCESS_DENIED;
                    RTMemFree(pszTmp);
                }
                CFRelease(StringRef);
                break;
            }
        }
    }

    IOObjectRelease(ServiceObject);
    IOObjectRelease(Iterator);
    return rc;
}
示例#16
0
/**
 * VMMR3Init worker that initiates the switcher code (aka core code).
 *
 * This is core per VM code which might need fixups and/or for ease of use are
 * put on linear contiguous backing.
 *
 * @returns VBox status code.
 * @param   pVM     Pointer to the VM.
 */
int vmmR3SwitcherInit(PVM pVM)
{
#ifndef VBOX_WITH_RAW_MODE
    return VINF_SUCCESS;
#else
    /*
     * Calc the size.
     */
    unsigned cbCoreCode = 0;
    for (unsigned iSwitcher = 0; iSwitcher < RT_ELEMENTS(s_apSwitchers); iSwitcher++)
    {
        pVM->vmm.s.aoffSwitchers[iSwitcher] = cbCoreCode;
        PVMMSWITCHERDEF pSwitcher = s_apSwitchers[iSwitcher];
        if (pSwitcher)
        {
            AssertRelease((unsigned)pSwitcher->enmType == iSwitcher);
            cbCoreCode += RT_ALIGN_32(pSwitcher->cbCode + 1, 32);
        }
    }

    /*
     * Allocate contiguous pages for switchers and deal with
     * conflicts in the intermediate mapping of the code.
     */
    pVM->vmm.s.cbCoreCode = RT_ALIGN_32(cbCoreCode, PAGE_SIZE);
    pVM->vmm.s.pvCoreCodeR3 = SUPR3ContAlloc(pVM->vmm.s.cbCoreCode >> PAGE_SHIFT, &pVM->vmm.s.pvCoreCodeR0, &pVM->vmm.s.HCPhysCoreCode);
    int rc = VERR_NO_MEMORY;
    if (pVM->vmm.s.pvCoreCodeR3)
    {
        rc = PGMR3MapIntermediate(pVM, pVM->vmm.s.pvCoreCodeR0, pVM->vmm.s.HCPhysCoreCode, cbCoreCode);
        if (rc == VERR_PGM_INTERMEDIATE_PAGING_CONFLICT)
        {
            /* try more allocations - Solaris, Linux.  */
            const unsigned cTries = 8234;
            struct VMMInitBadTry
            {
                RTR0PTR  pvR0;
                void    *pvR3;
                RTHCPHYS HCPhys;
                RTUINT   cb;
            } *paBadTries = (struct VMMInitBadTry *)RTMemTmpAlloc(sizeof(*paBadTries) * cTries);
            AssertReturn(paBadTries, VERR_NO_TMP_MEMORY);
            unsigned i = 0;
            do
            {
                paBadTries[i].pvR3 = pVM->vmm.s.pvCoreCodeR3;
                paBadTries[i].pvR0 = pVM->vmm.s.pvCoreCodeR0;
                paBadTries[i].HCPhys = pVM->vmm.s.HCPhysCoreCode;
                i++;
                pVM->vmm.s.pvCoreCodeR0 = NIL_RTR0PTR;
                pVM->vmm.s.HCPhysCoreCode = NIL_RTHCPHYS;
                pVM->vmm.s.pvCoreCodeR3 = SUPR3ContAlloc(pVM->vmm.s.cbCoreCode >> PAGE_SHIFT, &pVM->vmm.s.pvCoreCodeR0, &pVM->vmm.s.HCPhysCoreCode);
                if (!pVM->vmm.s.pvCoreCodeR3)
                    break;
                rc = PGMR3MapIntermediate(pVM, pVM->vmm.s.pvCoreCodeR0, pVM->vmm.s.HCPhysCoreCode, cbCoreCode);
            } while (   rc == VERR_PGM_INTERMEDIATE_PAGING_CONFLICT
                     && i < cTries - 1);

            /* cleanup */
            if (RT_FAILURE(rc))
            {
                paBadTries[i].pvR3   = pVM->vmm.s.pvCoreCodeR3;
                paBadTries[i].pvR0   = pVM->vmm.s.pvCoreCodeR0;
                paBadTries[i].HCPhys = pVM->vmm.s.HCPhysCoreCode;
                paBadTries[i].cb     = pVM->vmm.s.cbCoreCode;
                i++;
                LogRel(("Failed to allocated and map core code: rc=%Rrc\n", rc));
            }
            while (i-- > 0)
            {
                LogRel(("Core code alloc attempt #%d: pvR3=%p pvR0=%p HCPhys=%RHp\n",
                        i, paBadTries[i].pvR3, paBadTries[i].pvR0, paBadTries[i].HCPhys));
                SUPR3ContFree(paBadTries[i].pvR3, paBadTries[i].cb >> PAGE_SHIFT);
            }
            RTMemTmpFree(paBadTries);
        }
    }
示例#17
0
/**
 * Driver ioctl, an alternate entry point for this character driver.
 *
 * @param   Dev             Device number
 * @param   Cmd             Operation identifier
 * @param   pArg            Arguments from user to driver
 * @param   Mode            Information bitfield (read/write, address space etc.)
 * @param   pCred           User credentials
 * @param   pVal            Return value for calling process.
 *
 * @return  corresponding solaris error code.
 */
static int VBoxGuestSolarisIOCtl(dev_t Dev, int Cmd, intptr_t pArg, int Mode, cred_t *pCred, int *pVal)
{
    LogFlow((DEVICE_NAME ":VBoxGuestSolarisIOCtl\n"));

    /*
     * Get the session from the soft state item.
     */
    vboxguest_state_t *pState = ddi_get_soft_state(g_pVBoxGuestSolarisState, getminor(Dev));
    if (!pState)
    {
        LogRel((DEVICE_NAME "::IOCtl: no state data for %d\n", getminor(Dev)));
        return EINVAL;
    }

    PVBOXGUESTSESSION pSession = pState->pSession;
    if (!pSession)
    {
        LogRel((DEVICE_NAME "::IOCtl: no session data for %d\n", getminor(Dev)));
        return EINVAL;
    }

    /*
     * Read and validate the request wrapper.
     */
    VBGLBIGREQ ReqWrap;
    if (IOCPARM_LEN(Cmd) != sizeof(ReqWrap))
    {
        LogRel((DEVICE_NAME "::IOCtl: bad request %#x size=%d expected=%d\n", Cmd, IOCPARM_LEN(Cmd), sizeof(ReqWrap)));
        return ENOTTY;
    }

    int rc = ddi_copyin((void *)pArg, &ReqWrap, sizeof(ReqWrap), Mode);
    if (RT_UNLIKELY(rc))
    {
        LogRel((DEVICE_NAME "::IOCtl: ddi_copyin failed to read header pArg=%p Cmd=%d. rc=%#x.\n", pArg, Cmd, rc));
        return EINVAL;
    }

    if (ReqWrap.u32Magic != VBGLBIGREQ_MAGIC)
    {
        LogRel((DEVICE_NAME "::IOCtl: bad magic %#x; pArg=%p Cmd=%#x.\n", ReqWrap.u32Magic, pArg, Cmd));
        return EINVAL;
    }
    if (RT_UNLIKELY(ReqWrap.cbData > _1M*16))
    {
        LogRel((DEVICE_NAME "::IOCtl: bad size %#x; pArg=%p Cmd=%#x.\n", ReqWrap.cbData, pArg, Cmd));
        return EINVAL;
    }

    /*
     * Read the request payload if any; requests like VBOXGUEST_IOCTL_CANCEL_ALL_WAITEVENTS have no data payload.
     */
    void *pvBuf = NULL;
    if (RT_LIKELY(ReqWrap.cbData > 0))
    {
        pvBuf = RTMemTmpAlloc(ReqWrap.cbData);
        if (RT_UNLIKELY(!pvBuf))
        {
            LogRel((DEVICE_NAME "::IOCtl: RTMemTmpAlloc failed to alloc %d bytes.\n", ReqWrap.cbData));
            return ENOMEM;
        }

        rc = ddi_copyin((void *)(uintptr_t)ReqWrap.pvDataR3, pvBuf, ReqWrap.cbData, Mode);
        if (RT_UNLIKELY(rc))
        {
            RTMemTmpFree(pvBuf);
            LogRel((DEVICE_NAME "::IOCtl: ddi_copyin failed; pvBuf=%p pArg=%p Cmd=%d. rc=%d\n", pvBuf, pArg, Cmd, rc));
            return EFAULT;
        }
        if (RT_UNLIKELY(!VALID_PTR(pvBuf)))
        {
            RTMemTmpFree(pvBuf);
            LogRel((DEVICE_NAME "::IOCtl: pvBuf invalid pointer %p\n", pvBuf));
            return EINVAL;
        }
    }
    Log((DEVICE_NAME "::IOCtl: pSession=%p pid=%d.\n", pSession, (int)RTProcSelf()));

    /*
     * Process the IOCtl.
     */
    size_t cbDataReturned = 0;
    rc = VBoxGuestCommonIOCtl(Cmd, &g_DevExt, pSession, pvBuf, ReqWrap.cbData, &cbDataReturned);
    if (RT_SUCCESS(rc))
    {
        rc = 0;
        if (RT_UNLIKELY(cbDataReturned > ReqWrap.cbData))
        {
            LogRel((DEVICE_NAME "::IOCtl: too much output data %d expected %d\n", cbDataReturned, ReqWrap.cbData));
            cbDataReturned = ReqWrap.cbData;
        }
        if (cbDataReturned > 0)
        {
            rc = ddi_copyout(pvBuf, (void *)(uintptr_t)ReqWrap.pvDataR3, cbDataReturned, Mode);
            if (RT_UNLIKELY(rc))
            {
                LogRel((DEVICE_NAME "::IOCtl: ddi_copyout failed; pvBuf=%p pArg=%p cbDataReturned=%u Cmd=%d. rc=%d\n",
                        pvBuf, pArg, cbDataReturned, Cmd, rc));
                rc = EFAULT;
            }
        }
    }
    else
    {
        /*
         * We Log() instead of LogRel() here because VBOXGUEST_IOCTL_WAITEVENT can return VERR_TIMEOUT,
         * VBOXGUEST_IOCTL_CANCEL_ALL_EVENTS can return VERR_INTERRUPTED and possibly more in the future;
         * which are not really failures that require logging.
         */
        Log((DEVICE_NAME "::IOCtl: VBoxGuestCommonIOCtl failed. Cmd=%#x rc=%d\n", Cmd, rc));
        rc = RTErrConvertToErrno(rc);
    }
    *pVal = rc;
    if (pvBuf)
        RTMemTmpFree(pvBuf);
    return rc;
}
示例#18
0
/**
 * Parses any string and tests if it is an IPv6 Address
 *
 * This function should NOT be used directly. If you do, note
 * that no security checks are done at the moment. This can change.
 *
 * @returns iprt sstatus code.
 * @param pszAddress       The strin that holds the IPv6 address
 * @param addressLength    The length of pszAddress
 * @param pszAddressOut    Returns a plain, full blown IPv6 address
 *                         as a char array
 * @param addressOutSize   The size of pszAddressOut (length)
 * @param pPortOut         32 bit unsigned integer, holding the port
 *                         If pszAddress doesn't contain a port, it's 0
 * @param pszScopeOut      Returns the scope of the address, if none it's 0
 * @param scopeOutSize     sizeof(pszScopeOut)
 * @param pBrackets        returns true if the address was enclosed in brackets
 * @param pEmbeddedV4      returns true if the address is an embedded IPv4 address
 * @param followRfc        if set to true, the function follows RFC (default)
 */
static int rtStrParseAddrStr6(const char *pszAddress, size_t addressLength, char *pszAddressOut, size_t addressOutSize, uint32_t *pPortOut, char *pszIfIdOut, size_t ifIdOutSize, bool *pBrackets, bool *pEmbeddedV4, bool followRfc)
{
    /************************\
     *  Pointer Hell Ahead  *
    \************************/

    const char szIpV6AddressChars[] = "ABCDEF01234567890abcdef.:[]%"; // order IMPORTANT
    const char szIpV4AddressChars[] = "01234567890.:[]"; // order IMPORTANT
    const char szLinkLocalPrefix[] = "FfEe8800"; //
    const char *pszIpV6AddressChars = NULL, *pszIpV4AddressChars = NULL, *pszLinkLocalPrefix = NULL;

    char *pszSourceAddress = NULL, *pszSourceAddressStart = NULL;
    char *pszResultAddress = NULL, *pszResultAddressStart = NULL;
    char *pszResultAddress4 = NULL, *pszResultAddress4Start = NULL;
    char *pszResultPort = NULL, *pszResultPortStart = NULL;
    char *pszInternalAddress = NULL, *pszInternalAddressStart = NULL;
    char *pszInternalPort = NULL, *pszInternalPortStart = NULL;

    char *pStart = NULL, *pNow = NULL, *pNext = NULL, *pNowChar = NULL, *pIfId = NULL, *pIfIdEnd = NULL;
    char *pNowDigit = NULL, *pFrom = NULL, *pTo = NULL, *pLast = NULL;
    char *pGap = NULL, *pMisc = NULL, *pDotStart = NULL, *pFieldStart = NULL, *pFieldEnd = NULL;
    char *pFieldStartLongest = NULL, *pBracketOpen = NULL, *pBracketClose = NULL;
    char *pszRc = NULL;

    bool isLinkLocal = false;
    char szDummy[4];

    uint8_t *pByte = NULL;
    uint32_t byteOut = 0;
    uint16_t returnValue = 0;
    uint32_t colons = 0;
    uint32_t colonsOverAll = 0;
    uint32_t fieldLength = 0;
    uint32_t dots = 0;
    size_t gapSize = 0;
    uint32_t intPortOut = 0;

    pszIpV4AddressChars = &szIpV4AddressChars[0];
    pszIpV6AddressChars = &szIpV6AddressChars[6];
    pszLinkLocalPrefix = &szLinkLocalPrefix[6];

    if (!followRfc)
        pszIpV6AddressChars = &szIpV6AddressChars[0];

    if (addressLength<2)
        returnValue = 711;

    pszResultAddressStart = (char *)RTMemTmpAlloc(34);
    pszInternalAddressStart = (char *)RTMemTmpAlloc(34);
    pszInternalPortStart = (char * )RTMemTmpAlloc(10);

    if (! (pszResultAddressStart && pszInternalAddressStart && pszInternalPortStart))
    {
        if (pszResultAddressStart)
            RTMemTmpFree(pszResultAddressStart);

        if (pszInternalAddressStart)
            RTMemTmpFree(pszInternalAddressStart);

        if (pszInternalPortStart)
            RTMemTmpFree(pszInternalPortStart);

        return -701;
    }

    memset(szDummy, '\0', 4);

    pszResultAddress = pszResultAddressStart;
    memset(pszResultAddressStart, '\0', 34);

    pszInternalAddress = pszInternalAddressStart;
    memset(pszInternalAddressStart, '\0' , 34);

    pszInternalPort = pszInternalPortStart;
    memset(pszInternalPortStart, '\0', 10);

    pszSourceAddress = pszSourceAddressStart = (char *)pszAddress;

    pFrom = pTo = pStart = pLast = pszSourceAddressStart;

    while (*pszSourceAddress != '\0' && !returnValue)
    {
        pNow = NULL;
        pNext = NULL;
        pNowChar = NULL;
        pNowDigit = NULL;

        pNow = pszSourceAddress;
        pNext = pszSourceAddress + 1;

        if (!pFrom)
            pFrom = pTo = pNow;

        pNowChar = (char *)memchr(pszIpV6AddressChars, *pNow, strlen(pszIpV6AddressChars));
        pNowDigit = (char *)memchr(pszIpV6AddressChars, *pNow, strlen(pszIpV6AddressChars) - 5);

        if (pszResultPort)
        {
            if (pLast && (pszResultPort == pszSourceAddressStart))
            {
                if (*pLast == '\0')
                    returnValue = 721;

                pszResultPortStart = (char *)RTMemTmpAlloc(10);

                if (!pszResultPortStart)
                    returnValue = 702;

                memset(pszResultPortStart, '\0', 10);
                pszResultPort = pszResultPortStart;
                pszSourceAddress = pLast;
                pMisc = pLast;
                pLast = NULL;
                continue;
            }

            pNowDigit = NULL;
            pNowDigit = (char *)memchr(pszIpV4AddressChars, *pNow, strlen(pszIpV4AddressChars) - 4);

            if (strlen(pszResultPortStart) == 5)
                returnValue = 11;

            if (*pNow == '0' && pszResultPort == pszResultPortStart && *pNext != '\0' && (pNow - pMisc) < 5 )
            {
                pszSourceAddress++;
                continue;
            }

            if (pNowDigit)
            {
                *pszResultPort = *pNowDigit;
                pszResultPort++;
                pszSourceAddress++;
                continue;
            }
            else
                returnValue = 12;
        }

        if (pszResultAddress4)
        {
            if (pszResultAddress4 == pszSourceAddressStart && pLast)
            {
                dots = 0;
                pszResultAddress4 = NULL;
                pszResultAddress4Start = NULL;
                pszResultAddress4Start = (char *)RTMemTmpAlloc(20);

                if (!pszResultAddress4Start)
                {
                    returnValue = 401;
                    break;
                }

                memset(pszResultAddress4Start, '\0', 20);
                pszResultAddress4 = pszResultAddress4Start;
                pszSourceAddress = pLast;
                pFrom = pLast;
                pTo = pLast;
                pLast = NULL;
                continue;
            }

            pTo = pNow;
            pNowDigit = NULL;
            pNowDigit = (char *)memchr(pszIpV4AddressChars, *pNow, strlen(pszIpV4AddressChars) - 4);

            if (!pNowDigit && *pNow != '.' && *pNow != ']' && *pNow != ':' && *pNow != '%')
                returnValue = 412;

            if ((pNow - pFrom) > 3)
            {
                returnValue = 402;
                break;
            }

            if (pNowDigit && *pNext != '\0')
            {
                pszSourceAddress++;
                continue;
            }

            if (!pNowDigit  && !pBracketOpen && (*pNext == '.' || *pNext == ']' || *pNext == ':'))
                returnValue = 411;

            memset(pszResultAddress4, '0', 3);
            pMisc = pszResultAddress4 + 2;
            pszResultAddress4 = pszResultAddress4 + 3;

            if (*pNow != '.' && !pNowDigit && strlen(pszResultAddress4Start) < 9)
                returnValue = 403;

            if ((pTo - pFrom) > 0)
                pTo--;

            dots++;

            while (pTo >= pFrom)
            {
                *pMisc = *pTo;
                pMisc--;
                pTo--;
            }

            if (dots == 4 && *pNow == '.')
            {
                if (!pBracketOpen)
                {
                    pszResultPort = pszSourceAddressStart;
                    pLast = pNext;
                }
                else
                {
                    returnValue = 409;
                }
            }

            dots = 0;

            pFrom = pNext;
            pTo = pNext;

            if (strlen(pszResultAddress4Start) > 11)
                pszResultAddress4 = NULL;

            if ((*pNow == ':' || *pNow == '.') && strlen(pszResultAddress4Start) == 12)
            {
                pLast = pNext;
                pszResultPort = pszSourceAddressStart;
            }

            if (*pNow == '%')
            {
                pIfId =  pNow;
                pLast = pNow;
                continue;
            }
            pszSourceAddress = pNext;

            if (*pNow != ']')
                continue;

            pFrom = pNow;
            pTo = pNow;
        }

        if (pIfId && (!pIfIdEnd))
        {
            if (*pIfId == '%' && pIfId == pLast && *pNext != '\0')
            {
                pFrom = pNext;
                pIfId = pNext;
                pLast = NULL;

                pszSourceAddress++;
                continue;
            }

            if (*pNow == '%' && pIfId <= pNow)
            {
                returnValue = 442;
                break;
            }

            if (*pNow != ']' && *pNext != '\0')
            {
                pTo = pNow;
                pszSourceAddress++;
                continue;
            }

            if (*pNow == ']')
            {
                pIfIdEnd = pNow - 1;
                pFrom = pNow;
                pTo = pNow;
                continue;
            }
            else
            {
                pIfIdEnd = pNow;
                pFrom = NULL;
                pTo = NULL;
                pszSourceAddress++;
                continue;
            }
        }

        if (!pNowChar)
        {
            returnValue = 254;

            if (followRfc)
            {
                pMisc = (char *)memchr(&szIpV6AddressChars[0], *pNow, strlen(&szIpV6AddressChars[0]));

                if (pMisc)
                    returnValue = 253;
            }
        }

        if (strlen(pszResultAddressStart) > 32 && !pszResultAddress4Start)
            returnValue = 255;

        if (pNowDigit && *pNext != '\0' && colons == 0)
        {
            pTo = pNow;
            pszSourceAddress++;
            continue;
        }

        if (*pNow == ':' && *pNext != '\0')
        {
            colonsOverAll++;
            colons++;
            pszSourceAddress++;
            continue;
        }

        if (*pNow == ':' )
        {
            colons++;
            colonsOverAll++;
        }

        if (*pNow == '.')
        {
            pMisc = pNow;

            while (*pMisc != '\0' && *pMisc != ']')
            {
                if (*pMisc == '.')
                    dots++;

                pMisc++;
            }
        }

        if (*pNow == ']')
        {
            if (pBracketClose)
                returnValue = 77;

            if (!pBracketOpen)
                returnValue = 22;

            if (*pNext == ':' || *pNext == '.')
            {
                pszResultPort = pszSourceAddressStart;
                pLast = pNext + 1;
            }

            if (pFrom == pNow)
                pFrom = NULL;

            pBracketClose = pNow;
        }

        if (*pNow == '[')
        {
            if (pBracketOpen)
                returnValue = 23;

            if (pStart != pNow)
                returnValue = 24;

            pBracketOpen = pNow;
            pStart++;
            pFrom++;
            pszSourceAddress++;
            continue;
        }

        if (*pNow == '%')
        {
            if (pIfId)
                returnValue = 441;

            pLast = pNext;
            pIfId = pNext;
        }

        if (colons > 0)
        {
            if (colons == 1)
            {
                if (pStart + 1 == pNow )
                    returnValue = 31;

                if (*pNext == '\0' && !pNowDigit)
                    returnValue = 32;

                pLast = pNow;
            }

            if (colons == 2)
            {
                if (pGap)
                    returnValue = 33;

                pGap = pszResultAddress + 4;

                if (pStart + 1 == pNow || pStart + 2 == pNow)
                {
                    pGap = pszResultAddressStart;
                    pFrom = pNow;
                }

                if (*pNext == '\0' && !pNowDigit)
                    pszSourceAddress++;

                if (*pNext != ':' && *pNext != '.')
                    pLast = pNow;
            }

            if (colons == 3)
            {
                pFrom = pLast;
                pLast = pNow;

                if (*pNext == '\0' && !pNowDigit)
                    returnValue = 34;

                if (pBracketOpen)
                    returnValue = 35;

                if (pGap && followRfc)
                    returnValue = 36;

                if (!pGap)
                    pGap = pszResultAddress + 4;

                if (pStart + 3 == pNow)
                {
                    pszResultPort = pszSourceAddressStart;
                    pGap = pszResultAddress;
                    pFrom = NULL;
                }

                if (pNowDigit)
                {
                    pszResultPort = pszSourceAddressStart;
                }
            }
        }
        if (*pNext == '\0' && colons == 0 && !pIfIdEnd)
        {
            pFrom = pLast;

            if (pNowDigit)
                pTo = pNow;

            pLast = NULL;
        }

        if (dots > 0)
        {
            if (dots == 1)
            {
                pszResultPort = pszSourceAddressStart;
                pLast = pNext;
            }

            if (dots == 4 && pBracketOpen)
                returnValue = 601;

            if (dots == 3 || dots == 4)
            {
                pszResultAddress4 = pszSourceAddressStart;
                pLast = pFrom;
                pFrom = NULL;
            }

            if (dots > 4)
                returnValue = 603;

            dots = 0;
        }

        if (pFrom && pTo)
        {
            if (pTo - pFrom > 3)
            {
                returnValue = 51;
                break;
            }

            if (followRfc)
            {
                if ((pTo - pFrom > 0) && *pFrom == '0')
                    returnValue = 101;

                if ((pTo - pFrom) == 0 && *pFrom == '0' && colons == 2)
                    returnValue = 102;

                if ((pTo - pFrom) == 0 && *pFrom == '0' && pszResultAddress == pGap)
                    returnValue = 103;

                if ((pTo - pFrom) == 0 && *pFrom == '0')
                {
                    if (!pFieldStart)
                    {
                        pFieldStart = pszResultAddress;
                        pFieldEnd = pszResultAddress + 4;
                    }
                    else
                    {
                        pFieldEnd = pFieldEnd + 4;
                    }
                }
                else
                {
                    if ((size_t)(pFieldEnd - pFieldStart) > fieldLength)
                    {
                        fieldLength = pFieldEnd - pFieldStart;
                        pFieldStartLongest = pFieldStart;
                    }

                    pFieldStart = NULL;
                    pFieldEnd = NULL;
                }
            }
            if (!(pGap == pszResultAddressStart && (size_t)(pNow - pStart) == colons))
            {
                memset(pszResultAddress, '0', 4);
                pMisc = pszResultAddress + 3;
                pszResultAddress = pszResultAddress + 4;

                if (pFrom == pStart && (pTo - pFrom) == 3)
                {
                    isLinkLocal = true;

                    while (pTo >= pFrom)
                    {
                        *pMisc = *pTo;

                        if (*pTo != *pszLinkLocalPrefix && *pTo != *(pszLinkLocalPrefix + 1))
                            isLinkLocal = false;

                        pTo--;
                        pMisc--;
                        pszLinkLocalPrefix = pszLinkLocalPrefix - 2;
                    }
                }
                else
                {
                    while (pTo >= pFrom)
                    {
                        *pMisc = *pTo;
                        pMisc--;
                        pTo--;
                    }
                }
            }

            pFrom = pNow;
            pTo = pNow;

        }
        if (*pNext == '\0' && colons == 0)
            pszSourceAddress++;

        if (*pNext == '\0' && !pBracketClose && !pszResultPort)
            pTo = pNext;

        colons = 0;
    } // end of loop

    if (!returnValue && colonsOverAll < 2)
        returnValue = 252;

    if (!returnValue && (pBracketOpen && !pBracketClose))
        returnValue = 25;

    if (!returnValue && pGap)
    {
        gapSize = 32 - strlen(pszResultAddressStart);

        if (followRfc)
        {
            if (gapSize < 5)
                returnValue = 104;

            if (fieldLength > gapSize)
                returnValue = 105;

            if (fieldLength == gapSize && pFieldStartLongest < pGap)
                returnValue = 106;
        }

        pszResultAddress = pszResultAddressStart;
        pszInternalAddress = pszInternalAddressStart;

        if (!returnValue && pszResultAddress4Start)
        {
            if (strlen(pszResultAddressStart) > 4)
                returnValue = 405;

            pszResultAddress = pszResultAddressStart;

            if (pGap != pszResultAddressStart)
                returnValue = 407;

            memset(pszInternalAddressStart, '0', 20);
            pszInternalAddress = pszInternalAddressStart + 20;

            for (int i = 0; i < 4; i++)
            {
                if (*pszResultAddress != 'f' && *pszResultAddress != 'F')
                {
                    returnValue = 406;
                    break;
                }

                *pszInternalAddress = *pszResultAddress;
                pszResultAddress++;
                pszInternalAddress++;
            }
            pszResultAddress4 = pszResultAddress4Start;

            for (int i = 0; i<4; i++)
            {
                memcpy(szDummy, pszResultAddress4, 3);

                int rc = RTStrToUInt32Ex((const char *)&szDummy[0], NULL, 16, &byteOut);

                if (rc == 0 && byteOut < 256)
                {
                    RTStrPrintf(szDummy, 3, "%02x", byteOut);
                    memcpy(pszInternalAddress, szDummy, 2);
                    pszInternalAddress = pszInternalAddress + 2;
                    pszResultAddress4 = pszResultAddress4 + 3;
                    memset(szDummy, '\0', 4);
                }
                else
                {
                    returnValue = 499;
                }
            }
        }
        else
        {
            while (!returnValue && pszResultAddress != pGap)
            {
                *pszInternalAddress = *pszResultAddress;
                pszResultAddress++;
                pszInternalAddress++;
            }

            memset(pszInternalAddress, '0', gapSize);
            pszInternalAddress = pszInternalAddress + gapSize;

            while (!returnValue && *pszResultAddress != '\0')
            {
                *pszInternalAddress = *pszResultAddress;
                pszResultAddress++;
                pszInternalAddress++;
            }
        }
    }
    else
    {
        if (!returnValue)
        {
            if (strlen(pszResultAddressStart) != 32)
                returnValue = 111;

            if (followRfc)
            {
                if (fieldLength > 4)
                    returnValue = 112;
            }

            memcpy(pszInternalAddressStart, pszResultAddressStart, strlen(pszResultAddressStart));
        }
    }

    if (pszResultPortStart)
    {
        if (strlen(pszResultPortStart) > 0 && strlen(pszResultPortStart) < 6)
        {
            memcpy(pszInternalPortStart, pszResultPortStart, strlen(pszResultPortStart));

            intPortOut = 0;
            int rc = RTStrToUInt32Ex(pszInternalPortStart, NULL, 10, &intPortOut);

            if (rc == 0)
            {
                if (!(intPortOut > 0 && intPortOut < 65536))
                    intPortOut = 0;
            }
            else
            {
                returnValue = 888;
            }
        }
        else
        {
            returnValue = 889;
        }
    }

    /*
       full blown address 32 bytes, no colons -> pszInternalAddressStart
       port as string -> pszResultPortStart
       port as binary integer -> intPortOut
       interface id in pIfId and pIfIdEnd

       Now fill the out parameters.

     */

    if (!returnValue && pszAddressOut)
    {
        if (strlen(pszInternalAddressStart) < addressOutSize)
        {
            pszRc = NULL;
            pszRc = (char *)memset(pszAddressOut, '\0', addressOutSize);

            if (!pszRc)
                returnValue = 910;

            pszRc = NULL;

            pszRc = (char *)memcpy(pszAddressOut, pszInternalAddressStart, strlen(pszInternalAddressStart));

            if (!pszRc)
                returnValue = 911;
        }
        else
        {
            returnValue = 912;
        }
    }

    if (!returnValue && pPortOut)
    {
        *pPortOut = intPortOut;
    }

    if (!returnValue && pszIfIdOut)
    {
        if (pIfIdEnd && pIfId)
        {
            if ((size_t)(pIfIdEnd - pIfId) + 1 < ifIdOutSize)
            {
                pszRc = NULL;
                pszRc = (char *)memset(pszIfIdOut, '\0', ifIdOutSize);

                if (!pszRc)
                    returnValue = 913;

                pszRc = NULL;
                pszRc = (char *)memcpy(pszIfIdOut, pIfId, (pIfIdEnd - pIfId) + 1);

                if (!pszRc)
                    returnValue = 914;
            }
            else
            {
                returnValue = 915;
            }
        }
        else
        {
            pszRc = NULL;
            pszRc = (char *)memset(pszIfIdOut, '\0', ifIdOutSize);

            if (!pszRc)
                returnValue = 916;
        }
        // temporary hack
        if (isLinkLocal && (strlen(pszIfIdOut) < 1))
        {
            memset(pszIfIdOut, '\0', ifIdOutSize);
            *pszIfIdOut = '%';
            pszIfIdOut++;
            *pszIfIdOut = '0';
            pszIfIdOut++;
        }
    }

    if (pBracketOpen && pBracketClose && pBrackets)
        *pBrackets = true;

    if (pEmbeddedV4 && pszResultAddress4Start)
        *pEmbeddedV4 = true;

    if (pszResultAddressStart)
        RTMemTmpFree(pszResultAddressStart);

    if (pszResultPortStart)
        RTMemTmpFree(pszResultPortStart);

    if (pszResultAddress4Start)
        RTMemTmpFree(pszResultAddress4Start);

    if (pszInternalAddressStart)
        RTMemTmpFree(pszInternalAddressStart);

    if (pszInternalPortStart)
        RTMemTmpFree(pszInternalPortStart);

    return (uint32_t)(returnValue - (returnValue * 2)); // make it negative...
}
RTDECL(int) RTFileCompareByHandlesEx(RTFILE hFile1, RTFILE hFile2, uint32_t fFlags, PFNRTPROGRESS pfnProgress, void *pvUser)
{
    /*
     * Validate input.
     */
    AssertReturn(RTFileIsValid(hFile1), VERR_INVALID_HANDLE);
    AssertReturn(RTFileIsValid(hFile1), VERR_INVALID_HANDLE);
    AssertMsgReturn(!pfnProgress || VALID_PTR(pfnProgress), ("pfnProgress=%p\n", pfnProgress), VERR_INVALID_PARAMETER);
    AssertMsgReturn(!(fFlags & ~RTFILECOMP_FLAGS_MASK), ("%#x\n", fFlags), VERR_INVALID_PARAMETER);

    /*
     * Compare the file sizes first.
     */
    uint64_t cbFile1;
    int rc = RTFileGetSize(hFile1, &cbFile1);
    if (RT_FAILURE(rc))
        return rc;

    uint64_t cbFile2;
    rc = RTFileGetSize(hFile1, &cbFile2);
    if (RT_FAILURE(rc))
        return rc;

    if (cbFile1 != cbFile2)
        return VERR_NOT_EQUAL;


    /*
     * Allocate buffer.
     */
    size_t      cbBuf;
    uint8_t    *pbBuf1Free = NULL;
    uint8_t    *pbBuf1;
    uint8_t    *pbBuf2Free = NULL;
    uint8_t    *pbBuf2;
    if (cbFile1 < _512K)
    {
        cbBuf  = 8*_1K;
        pbBuf1 = (uint8_t *)alloca(cbBuf);
        pbBuf2 = (uint8_t *)alloca(cbBuf);
    }
    else
    {
        cbBuf = _128K;
        pbBuf1 = pbBuf1Free = (uint8_t *)RTMemTmpAlloc(cbBuf);
        pbBuf2 = pbBuf2Free = (uint8_t *)RTMemTmpAlloc(cbBuf);
    }
    if (pbBuf1 && pbBuf2)
    {
        /*
         * Seek to the start of each file
         * and set the size of the destination file.
         */
        rc = RTFileSeek(hFile1, 0, RTFILE_SEEK_BEGIN, NULL);
        if (RT_SUCCESS(rc))
        {
            rc = RTFileSeek(hFile2, 0, RTFILE_SEEK_BEGIN, NULL);
            if (RT_SUCCESS(rc) && pfnProgress)
                rc = pfnProgress(0, pvUser);
            if (RT_SUCCESS(rc))
            {
                /*
                 * Compare loop.
                 */
                unsigned    uPercentage    = 0;
                RTFOFF      off            = 0;
                RTFOFF      cbPercent      = cbFile1 / 100;
                RTFOFF      offNextPercent = cbPercent;
                while (off < (RTFOFF)cbFile1)
                {
                    /* read the blocks */
                    RTFOFF cbLeft = cbFile1 - off;
                    size_t cbBlock = cbLeft >= (RTFOFF)cbBuf ? cbBuf : (size_t)cbLeft;
                    rc = RTFileRead(hFile1, pbBuf1, cbBlock, NULL);
                    if (RT_FAILURE(rc))
                        break;
                    rc = RTFileRead(hFile2, pbBuf2, cbBlock, NULL);
                    if (RT_FAILURE(rc))
                        break;

                    /* compare */
                    if (memcmp(pbBuf1, pbBuf2, cbBlock))
                    {
                        rc = VERR_NOT_EQUAL;
                        break;
                    }

                    /* advance */
                    off += cbBlock;
                    if (pfnProgress && offNextPercent < off)
                    {
                        while (offNextPercent < off)
                        {
                            uPercentage++;
                            offNextPercent += cbPercent;
                        }
                        rc = pfnProgress(uPercentage, pvUser);
                        if (RT_FAILURE(rc))
                            break;
                    }
                }

#if 0
                /*
                 * Compare OS specific data (EAs and stuff).
                 */
                if (RT_SUCCESS(rc))
                    rc = rtFileCompareOSStuff(hFile1, hFile2);
#endif

                /* 100% */
                if (pfnProgress && uPercentage < 100 && RT_SUCCESS(rc))
                    rc = pfnProgress(100, pvUser);
            }
        }
    }
    else
        rc = VERR_NO_MEMORY;
    RTMemTmpFree(pbBuf2Free);
    RTMemTmpFree(pbBuf1Free);

    return rc;
}
示例#20
0
int  VBOXCALL   supdrvOSLdrOpen(PSUPDRVDEVEXT pDevExt, PSUPDRVLDRIMAGE pImage, const char *pszFilename)
{
    pImage->pvNtSectionObj = NULL;
    pImage->hMemLock = NIL_RTR0MEMOBJ;

#ifdef VBOX_WITHOUT_NATIVE_R0_LOADER
# ifndef RT_ARCH_X86
#  error "VBOX_WITHOUT_NATIVE_R0_LOADER is only safe on x86."
# endif
    NOREF(pDevExt); NOREF(pszFilename); NOREF(pImage);
    return VERR_NOT_SUPPORTED;

#else
    /*
     * Convert the filename from DOS UTF-8 to NT UTF-16.
     */
    size_t cwcFilename;
    int rc = RTStrCalcUtf16LenEx(pszFilename, RTSTR_MAX, &cwcFilename);
    if (RT_FAILURE(rc))
        return rc;

    PRTUTF16 pwcsFilename = (PRTUTF16)RTMemTmpAlloc((4 + cwcFilename + 1) * sizeof(RTUTF16));
    if (!pwcsFilename)
        return VERR_NO_TMP_MEMORY;

    pwcsFilename[0] = '\\';
    pwcsFilename[1] = '?';
    pwcsFilename[2] = '?';
    pwcsFilename[3] = '\\';
    PRTUTF16 pwcsTmp = &pwcsFilename[4];
    rc = RTStrToUtf16Ex(pszFilename, RTSTR_MAX, &pwcsTmp, cwcFilename + 1, NULL);
    if (RT_SUCCESS(rc))
    {
        /*
         * Try load it.
         */
        MYSYSTEMGDIDRIVERINFO Info;
        RtlInitUnicodeString(&Info.Name, pwcsFilename);
        Info.ImageAddress           = NULL;
        Info.SectionPointer         = NULL;
        Info.EntryPointer           = NULL;
        Info.ExportSectionPointer   = NULL;
        Info.ImageLength            = 0;

        NTSTATUS rcNt = ZwSetSystemInformation(MY_SystemLoadGdiDriverInSystemSpaceInformation, &Info, sizeof(Info));
        if (NT_SUCCESS(rcNt))
        {
            pImage->pvImage = Info.ImageAddress;
            pImage->pvNtSectionObj = Info.SectionPointer;
            Log(("ImageAddress=%p SectionPointer=%p ImageLength=%#x cbImageBits=%#x rcNt=%#x '%ls'\n",
                 Info.ImageAddress, Info.SectionPointer, Info.ImageLength, pImage->cbImageBits, rcNt, Info.Name.Buffer));
# ifdef DEBUG_bird
            SUPR0Printf("ImageAddress=%p SectionPointer=%p ImageLength=%#x cbImageBits=%#x rcNt=%#x '%ws'\n",
                        Info.ImageAddress, Info.SectionPointer, Info.ImageLength, pImage->cbImageBits, rcNt, Info.Name.Buffer);
# endif
            if (pImage->cbImageBits == Info.ImageLength)
            {
                /*
                 * Lock down the entire image, just to be on the safe side.
                 */
                rc = RTR0MemObjLockKernel(&pImage->hMemLock, pImage->pvImage, pImage->cbImageBits, RTMEM_PROT_READ);
                if (RT_FAILURE(rc))
                {
                    pImage->hMemLock = NIL_RTR0MEMOBJ;
                    supdrvOSLdrUnload(pDevExt, pImage);
                }
            }
            else
            {
                supdrvOSLdrUnload(pDevExt, pImage);
                rc = VERR_LDR_MISMATCH_NATIVE;
            }
        }
        else
        {
            Log(("rcNt=%#x '%ls'\n", rcNt, pwcsFilename));
            SUPR0Printf("VBoxDrv: rcNt=%x '%ws'\n", rcNt, pwcsFilename);
            switch (rcNt)
            {
                case /* 0xc0000003 */ STATUS_INVALID_INFO_CLASS:
# ifdef RT_ARCH_AMD64
                    /* Unwind will crash and BSOD, so no fallback here! */
                    rc = VERR_NOT_IMPLEMENTED;
# else
                    /*
                     * Use the old way of loading the modules.
                     *
                     * Note! We do *NOT* try class 26 because it will probably
                     *       not work correctly on terminal servers and such.
                     */
                    rc = VERR_NOT_SUPPORTED;
# endif
                    break;
                case /* 0xc0000034 */ STATUS_OBJECT_NAME_NOT_FOUND:
                    rc = VERR_MODULE_NOT_FOUND;
                    break;
                case /* 0xC0000263 */ STATUS_DRIVER_ENTRYPOINT_NOT_FOUND:
                    rc = VERR_LDR_IMPORTED_SYMBOL_NOT_FOUND;
                    break;
                case    0xC0000428 /* STATUS_INVALID_IMAGE_HASH */ :
                    rc = VERR_LDR_IMAGE_HASH;
                    break;
                case    0xC000010E /* STATUS_IMAGE_ALREADY_LOADED */ :
                    Log(("WARNING: see @bugref{4853} for cause of this failure on Windows 7 x64\n"));
                    rc = VERR_ALREADY_LOADED;
                    break;
                default:
                    rc = VERR_LDR_GENERAL_FAILURE;
                    break;
            }

            pImage->pvNtSectionObj = NULL;
        }
    }

    RTMemTmpFree(pwcsFilename);
    NOREF(pDevExt);
    return rc;
#endif
}
示例#21
0
/**
 * Converts a string from one charset to another without using the handle cache.
 *
 * @returns IPRT status code.
 *
 * @param   pvInput         Pointer to intput string.
 * @param   cbInput         Size (in bytes) of input string. Excludes any terminators.
 * @param   pszInputCS      Codeset of the input string.
 * @param   ppvOutput       Pointer to pointer to output buffer if cbOutput > 0.
 *                          If cbOutput is 0 this is where the pointer to the allocated
 *                          buffer is stored.
 * @param   cbOutput        Size of the passed in buffer.
 * @param   pszOutputCS     Codeset of the input string.
 * @param   cFactor         Input vs. output size factor.
 */
static int rtStrConvertUncached(const void *pvInput, size_t cbInput, const char *pszInputCS,
                                void **ppvOutput, size_t cbOutput, const char *pszOutputCS,
                                unsigned cFactor)
{
    /*
     * Allocate buffer
     */
    bool    fUcs2Term;
    void   *pvOutput;
    size_t  cbOutput2;
    if (!cbOutput)
    {
        cbOutput2 = cbInput * cFactor;
        pvOutput = RTMemTmpAlloc(cbOutput2 + sizeof(RTUTF16));
        if (!pvOutput)
            return VERR_NO_TMP_MEMORY;
        fUcs2Term = true;
    }
    else
    {
        pvOutput = *ppvOutput;
        fUcs2Term = !strcmp(pszOutputCS, "UCS-2");
        cbOutput2 = cbOutput - (fUcs2Term ? sizeof(RTUTF16) : 1);
        if (cbOutput2 > cbOutput)
            return VERR_BUFFER_OVERFLOW;
    }

    /*
     * Use a loop here to retry with bigger buffers.
     */
    for (unsigned cTries = 10; cTries > 0; cTries--)
    {
        /*
         * Create conversion object.
         */
#if defined(RT_OS_SOLARIS) || defined(RT_OS_NETBSD)
        /* Some systems don't grok empty codeset strings, so help them find the current codeset. */
        if (!*pszInputCS)
            pszInputCS = rtStrGetLocaleCodeset();
        if (!*pszOutputCS)
            pszOutputCS = rtStrGetLocaleCodeset();
#endif
        IPRT_ALIGNMENT_CHECKS_DISABLE(); /* glibc causes trouble */
        iconv_t icHandle = iconv_open(pszOutputCS, pszInputCS);
        IPRT_ALIGNMENT_CHECKS_ENABLE();
        if (icHandle != (iconv_t)-1)
        {
            /*
             * Do the conversion.
             */
            size_t      cbInLeft = cbInput;
            size_t      cbOutLeft = cbOutput2;
            const void *pvInputLeft = pvInput;
            void       *pvOutputLeft = pvOutput;
            size_t      cchNonRev;
#if defined(RT_OS_LINUX) || defined(RT_OS_HAIKU) || defined(RT_OS_SOLARIS) || (defined(RT_OS_DARWIN) && defined(_DARWIN_FEATURE_UNIX_CONFORMANCE)) /* there are different opinions about the constness of the input buffer. */
            cchNonRev = iconv(icHandle, (char **)&pvInputLeft, &cbInLeft, (char **)&pvOutputLeft, &cbOutLeft);
#else
            cchNonRev = iconv(icHandle, (const char **)&pvInputLeft, &cbInLeft, (char **)&pvOutputLeft, &cbOutLeft);
#endif
            if (cchNonRev != (size_t)-1)
            {
                if (!cbInLeft)
                {
                    /*
                     * We're done, just add the terminator and return.
                     * (Two terminators to support UCS-2 output, too.)
                     */
                    iconv_close(icHandle);
                    ((char *)pvOutputLeft)[0] = '\0';
                    if (fUcs2Term)
                        ((char *)pvOutputLeft)[1] = '\0';
                    *ppvOutput = pvOutput;
                    if (cchNonRev == 0)
                        return VINF_SUCCESS;
                    return VWRN_NO_TRANSLATION;
                }
                errno = E2BIG;
            }
            iconv_close(icHandle);

            /*
             * If we failed because of output buffer space we'll
             * increase the output buffer size and retry.
             */
            if (errno == E2BIG)
            {
                if (!cbOutput)
                {
                    RTMemTmpFree(pvOutput);
                    cbOutput2 *= 2;
                    pvOutput = RTMemTmpAlloc(cbOutput2 + sizeof(RTUTF16));
                    if (!pvOutput)
                        return VERR_NO_TMP_MEMORY;
                    continue;
                }
                return VERR_BUFFER_OVERFLOW;
            }
        }
        break;
    }

    /* failure */
    if (!cbOutput)
        RTMemTmpFree(pvOutput);
    return VERR_NO_TRANSLATION;
}
示例#22
0
/* Used by PutEventMultiTouch and PutEventMultiTouchString. */
HRESULT Mouse::putEventMultiTouch(LONG aCount,
                                  LONG64 *paContacts,
                                  ULONG aScanTime)
{
    if (aCount >= 256)
    {
         return E_INVALIDARG;
    }

    DisplayMouseInterface *pDisplay = mParent->getDisplayMouseInterface();
    ComAssertRet(pDisplay, E_FAIL);

    /* Touch events are mapped to the primary monitor, because the emulated USB
     * touchscreen device is associated with one (normally the primary) screen in the guest.
     */
    ULONG uScreenId = 0;

    ULONG cWidth  = 0;
    ULONG cHeight = 0;
    LONG  xOrigin = 0;
    LONG  yOrigin = 0;
    HRESULT rc = pDisplay->getScreenResolution(uScreenId, &cWidth, &cHeight, NULL, &xOrigin, &yOrigin);
    ComAssertComRCRetRC(rc);

    uint64_t* pau64Contacts = NULL;
    uint8_t cContacts = 0;

    /* Deliver 0 contacts too, touch device may use this to reset the state. */
    if (aCount > 0)
    {
        /* Create a copy with converted coords. */
        pau64Contacts = (uint64_t *)RTMemTmpAlloc(aCount * sizeof(uint64_t));
        if (pau64Contacts)
        {
            int32_t x1 = xOrigin;
            int32_t y1 = yOrigin;
            int32_t x2 = x1 + cWidth;
            int32_t y2 = y1 + cHeight;

            LogRel3(("%s: screen [%d] %d,%d %d,%d\n",
                     __FUNCTION__, uScreenId, x1, y1, x2, y2));

            LONG i;
            for (i = 0; i < aCount; i++)
            {
                uint32_t u32Lo = RT_LO_U32(paContacts[i]);
                uint32_t u32Hi = RT_HI_U32(paContacts[i]);
                int32_t x = (int16_t)u32Lo;
                int32_t y = (int16_t)(u32Lo >> 16);
                uint8_t contactId =  RT_BYTE1(u32Hi);
                bool fInContact   = (RT_BYTE2(u32Hi) & 0x1) != 0;
                bool fInRange     = (RT_BYTE2(u32Hi) & 0x2) != 0;

                LogRel3(("%s: [%d] %d,%d id %d, inContact %d, inRange %d\n",
                         __FUNCTION__, i, x, y, contactId, fInContact, fInRange));

                /* x1,y1 are inclusive and x2,y2 are exclusive,
                 * while x,y start from 1 and are inclusive.
                 */
                if (x <= x1 || x > x2 || y <= y1 || y > y2)
                {
                    /* Out of range. Skip the contact. */
                    continue;
                }

                int32_t xAdj = x1 < x2? ((x - 1 - x1) * VMMDEV_MOUSE_RANGE) / (x2 - x1) : 0;
                int32_t yAdj = y1 < y2? ((y - 1 - y1) * VMMDEV_MOUSE_RANGE) / (y2 - y1) : 0;

                bool fValid = (   xAdj >= VMMDEV_MOUSE_RANGE_MIN
                               && xAdj <= VMMDEV_MOUSE_RANGE_MAX
                               && yAdj >= VMMDEV_MOUSE_RANGE_MIN
                               && yAdj <= VMMDEV_MOUSE_RANGE_MAX);

                if (fValid)
                {
                    uint8_t fu8 =   (fInContact? 0x01: 0x00)
                                  | (fInRange?   0x02: 0x00);
                    pau64Contacts[cContacts] = RT_MAKE_U64_FROM_U16((uint16_t)xAdj,
                                                                    (uint16_t)yAdj,
                                                                    RT_MAKE_U16(contactId, fu8),
                                                                    0);
                    cContacts++;
                }
            }
        }
        else
        {
示例#23
0
RTR3DECL(int) RTSha256DigestFromFile(const char *pszFile, char **ppszDigest, PFNRTPROGRESS pfnProgressCallback, void *pvUser)
{
    /* Validate input */
    AssertPtrReturn(pszFile, VERR_INVALID_POINTER);
    AssertPtrReturn(ppszDigest, VERR_INVALID_POINTER);
    AssertPtrNullReturn(pfnProgressCallback, VERR_INVALID_PARAMETER);

    *ppszDigest = NULL;

    /* Initialize the hash context. */
    RTSHA256CONTEXT Ctx;
    RTSha256Init(&Ctx);

    /* Open the file to calculate a SHA256 sum of */
    RTFILE hFile;
    int rc = RTFileOpen(&hFile, pszFile, RTFILE_O_OPEN | RTFILE_O_READ | RTFILE_O_DENY_WRITE);
    if (RT_FAILURE(rc))
        return rc;

    /* Fetch the file size. Only needed if there is a progress callback. */
    double rdMulti = 0;
    if (pfnProgressCallback)
    {
        uint64_t cbFile;
        rc = RTFileGetSize(hFile, &cbFile);
        if (RT_FAILURE(rc))
        {
            RTFileClose(hFile);
            return rc;
        }
        rdMulti = 100.0 / (cbFile ? cbFile : 1);
    }

    /* Allocate a reasonably large buffer, fall back on a tiny one. */
    void  *pvBufFree;
    size_t cbBuf = _1M;
    void  *pvBuf = pvBufFree = RTMemTmpAlloc(cbBuf);
    if (!pvBuf)
    {
        cbBuf = 0x1000;
        pvBuf = alloca(cbBuf);
    }

    /* Read that file in blocks */
    size_t cbReadTotal = 0;
    for (;;)
    {
        size_t cbRead;
        rc = RTFileRead(hFile, pvBuf, cbBuf, &cbRead);
        if (RT_FAILURE(rc) || !cbRead)
            break;
        RTSha256Update(&Ctx, pvBuf, cbRead);
        cbReadTotal += cbRead;

        /* Call the progress callback if one is defined */
        if (pfnProgressCallback)
        {
            rc = pfnProgressCallback((unsigned)(cbReadTotal * rdMulti), pvUser);
            if (RT_FAILURE(rc))
                break; /* canceled */
        }
    }
    RTMemTmpFree(pvBufFree);
    RTFileClose(hFile);

    if (RT_FAILURE(rc))
        return rc;

    /* Finally calculate & format the SHA256 sum */
    uint8_t abHash[RTSHA256_HASH_SIZE];
    RTSha256Final(&Ctx, abHash);

    char *pszDigest;
    rc = RTStrAllocEx(&pszDigest, RTSHA256_DIGEST_LEN + 1);
    if (RT_SUCCESS(rc))
    {
        rc = RTSha256ToString(abHash, pszDigest, RTSHA256_DIGEST_LEN + 1);
        if (RT_SUCCESS(rc))
            *ppszDigest = pszDigest;
        else
            RTStrFree(pszDigest);
    }

    return rc;
}
示例#24
0
/**
 * Deal with the 'slow' I/O control requests.
 *
 * @returns 0 on success, appropriate errno on failure.
 * @param   pSession    The session.
 * @param   ulCmd       The command.
 * @param   pvData      The request data.
 * @param   pTd         The calling thread.
 */
static int vgdrvFreeBSDIOCtlSlow(PVBOXGUESTSESSION pSession, u_long ulCmd, caddr_t pvData, struct thread *pTd)
{
    PVBGLREQHDR pHdr;
    uint32_t    cbReq = IOCPARM_LEN(ulCmd);
    void       *pvUser = NULL;

    /*
     * Buffered request?
     */
    if ((IOC_DIRMASK & ulCmd) == IOC_INOUT)
    {
        pHdr = (PVBGLREQHDR)pvData;
        if (RT_UNLIKELY(cbReq < sizeof(*pHdr)))
        {
            LogRel(("vgdrvFreeBSDIOCtlSlow: cbReq=%#x < %#x; ulCmd=%#lx\n", cbReq, (int)sizeof(*pHdr), ulCmd));
            return EINVAL;
        }
        if (RT_UNLIKELY(pHdr->uVersion != VBGLREQHDR_VERSION))
        {
            LogRel(("vgdrvFreeBSDIOCtlSlow: bad uVersion=%#x; ulCmd=%#lx\n", pHdr->uVersion, ulCmd));
            return EINVAL;
        }
        if (RT_UNLIKELY(   RT_MAX(pHdr->cbIn, pHdr->cbOut) != cbReq
                        || pHdr->cbIn < sizeof(*pHdr)
                        || (pHdr->cbOut < sizeof(*pHdr) && pHdr->cbOut != 0)))
        {
            LogRel(("vgdrvFreeBSDIOCtlSlow: max(%#x,%#x) != %#x; ulCmd=%#lx\n", pHdr->cbIn, pHdr->cbOut, cbReq, ulCmd));
            return EINVAL;
        }
    }
    /*
     * Big unbuffered request?
     */
    else if ((IOC_DIRMASK & ulCmd) == IOC_VOID && !cbReq)
    {
        /*
         * Read the header, validate it and figure out how much that needs to be buffered.
         */
        VBGLREQHDR Hdr;
        pvUser = *(void **)pvData;
        int rc = copyin(pvUser, &Hdr, sizeof(Hdr));
        if (RT_UNLIKELY(rc))
        {
            LogRel(("vgdrvFreeBSDIOCtlSlow: copyin(%p,Hdr,) -> %#x; ulCmd=%#lx\n", pvUser, rc, ulCmd));
            return rc;
        }
        if (RT_UNLIKELY(Hdr.uVersion != VBGLREQHDR_VERSION))
        {
            LogRel(("vgdrvFreeBSDIOCtlSlow: bad uVersion=%#x; ulCmd=%#lx\n", Hdr.uVersion, ulCmd));
            return EINVAL;
        }
        cbReq = RT_MAX(Hdr.cbIn, Hdr.cbOut);
        if (RT_UNLIKELY(   Hdr.cbIn < sizeof(Hdr)
                        || (Hdr.cbOut < sizeof(Hdr) && Hdr.cbOut != 0)
                        || cbReq > _1M*16))
        {
            LogRel(("vgdrvFreeBSDIOCtlSlow: max(%#x,%#x); ulCmd=%#lx\n", Hdr.cbIn, Hdr.cbOut, ulCmd));
            return EINVAL;
        }

        /*
         * Allocate buffer and copy in the data.
         */
        pHdr = (PVBGLREQHDR)RTMemTmpAlloc(cbReq);
        if (RT_UNLIKELY(!pHdr))
        {
            LogRel(("vgdrvFreeBSDIOCtlSlow: failed to allocate buffer of %d bytes; ulCmd=%#lx\n", cbReq, ulCmd));
            return ENOMEM;
        }
        rc = copyin(pvUser, pHdr, Hdr.cbIn);
        if (RT_UNLIKELY(rc))
        {
            LogRel(("vgdrvFreeBSDIOCtlSlow: copyin(%p,%p,%#x) -> %#x; ulCmd=%#lx\n",
                        pvUser, pHdr, Hdr.cbIn, rc, ulCmd));
            RTMemTmpFree(pHdr);
            return rc;
        }
        if (Hdr.cbIn < cbReq)
            RT_BZERO((uint8_t *)pHdr + Hdr.cbIn, cbReq - Hdr.cbIn);
    }
    else
    {
        Log(("vgdrvFreeBSDIOCtlSlow: huh? cbReq=%#x ulCmd=%#lx\n", cbReq, ulCmd));
        return EINVAL;
    }

    /*
     * Process the IOCtl.
     */
    int rc = VGDrvCommonIoCtl(ulCmd, &g_DevExt, pSession, pHdr, cbReq);
    if (RT_LIKELY(!rc))
    {
        /*
         * If unbuffered, copy back the result before returning.
         */
        if (pvUser)
        {
            uint32_t cbOut = pHdr->cbOut;
            if (cbOut > cbReq)
            {
                LogRel(("vgdrvFreeBSDIOCtlSlow: too much output! %#x > %#x; uCmd=%#lx!\n", cbOut, cbReq, ulCmd));
                cbOut = cbReq;
            }
            rc = copyout(pHdr, pvUser, cbOut);
            if (RT_UNLIKELY(rc))
                LogRel(("vgdrvFreeBSDIOCtlSlow: copyout(%p,%p,%#x) -> %d; uCmd=%#lx!\n", pHdr, pvUser, cbOut, rc, ulCmd));

            Log(("vgdrvFreeBSDIOCtlSlow: returns %d / %d ulCmd=%lx\n", 0, pHdr->rc, ulCmd));

            /* cleanup */
            RTMemTmpFree(pHdr);
        }
    }
    else
    {
        /*
         * The request failed, just clean up.
         */
        if (pvUser)
            RTMemTmpFree(pHdr);

        Log(("vgdrvFreeBSDIOCtlSlow: ulCmd=%lx pData=%p failed, rc=%d\n", ulCmd, pvData, rc));
        rc = EINVAL;
    }

    return rc;
}
示例#25
0
文件: MouseImpl.cpp 项目: apaka/vbox
/* Used by PutEventMultiTouch and PutEventMultiTouchString. */
HRESULT Mouse::putEventMultiTouch(LONG aCount,
                                  LONG64 *paContacts,
                                  ULONG aScanTime)
{
    if (aCount >= 256)
    {
         return E_INVALIDARG;
    }

    DisplayMouseInterface *pDisplay = mParent->getDisplayMouseInterface();
    ComAssertRet(pDisplay, E_FAIL);

    HRESULT rc = S_OK;

    uint64_t* pau64Contacts = NULL;
    uint8_t cContacts = 0;

    /* Deliver 0 contacts too, touch device may use this to reset the state. */
    if (aCount > 0)
    {
        /* Create a copy with converted coords. */
        pau64Contacts = (uint64_t *)RTMemTmpAlloc(aCount * sizeof(uint64_t));
        if (pau64Contacts)
        {
            int32_t x1, y1, x2, y2;
            /* Takes the display lock */
            pDisplay->getFramebufferDimensions(&x1, &y1, &x2, &y2);

            LONG i;
            for (i = 0; i < aCount; i++)
            {
                uint32_t u32Lo = RT_LO_U32(paContacts[i]);
                uint32_t u32Hi = RT_HI_U32(paContacts[i]);
                int32_t x = (int16_t)u32Lo;
                int32_t y = (int16_t)(u32Lo >> 16);
                uint8_t contactId =  RT_BYTE1(u32Hi);
                bool fInContact   = (RT_BYTE2(u32Hi) & 0x1) != 0;
                bool fInRange     = (RT_BYTE2(u32Hi) & 0x2) != 0;

                LogRel3(("%s: [%d] %d,%d id %d, inContact %d, inRange %d\n",
                         __FUNCTION__, i, x, y, contactId, fInContact, fInRange));

                /* Framebuffer dimensions are 0,0 width, height, that is x2,y2 are exclusive,
                 * while coords are inclusive.
                 */
                int32_t xAdj = x1 < x2 ?   ((x - 1 - x1) * VMMDEV_MOUSE_RANGE)
                                         / (x2 - x1) : 0;
                int32_t yAdj = y1 < y2 ?   ((y - 1 - y1) * VMMDEV_MOUSE_RANGE)
                                         / (y2 - y1) : 0;

                bool fValid = (   xAdj >= VMMDEV_MOUSE_RANGE_MIN
                               && xAdj <= VMMDEV_MOUSE_RANGE_MAX
                               && yAdj >= VMMDEV_MOUSE_RANGE_MIN
                               && yAdj <= VMMDEV_MOUSE_RANGE_MAX);

                if (fValid)
                {
                    uint8_t fu8 =   (fInContact? 0x01: 0x00)
                                  | (fInRange?   0x02: 0x00);
                    pau64Contacts[cContacts] = RT_MAKE_U64_FROM_U16((uint16_t)xAdj,
                                                                    (uint16_t)yAdj,
                                                                    RT_MAKE_U16(contactId, fu8),
                                                                    0);
                    cContacts++;
                }
            }
        }
        else
        {
/**
 * IOCTL handler
 *
 */
static int VBoxGuestFreeBSDIOCtl(struct cdev *pDev, u_long ulCmd, caddr_t pvData, int fFile, struct thread *pTd)
{
    LogFlow((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl\n"));

    int rc = 0;

    /*
     * Validate the input.
     */
    PVBOXGUESTSESSION pSession = (PVBOXGUESTSESSION)pDev->si_drv1;
    if (RT_UNLIKELY(!VALID_PTR(pSession)))
        return EINVAL;

    /*
     * Validate the request wrapper.
     */
    if (IOCPARM_LEN(ulCmd) != sizeof(VBGLBIGREQ))
    {
        Log((DEVICE_NAME ": VBoxGuestFreeBSDIOCtl: bad request %lu size=%lu expected=%d\n", ulCmd, IOCPARM_LEN(ulCmd), sizeof(VBGLBIGREQ)));
        return ENOTTY;
    }

    PVBGLBIGREQ ReqWrap = (PVBGLBIGREQ)pvData;
    if (ReqWrap->u32Magic != VBGLBIGREQ_MAGIC)
    {
        Log((DEVICE_NAME ": VBoxGuestFreeBSDIOCtl: bad magic %#x; pArg=%p Cmd=%lu.\n", ReqWrap->u32Magic, pvData, ulCmd));
        return EINVAL;
    }
    if (RT_UNLIKELY(   ReqWrap->cbData == 0
                    || ReqWrap->cbData > _1M*16))
    {
        printf(DEVICE_NAME ": VBoxGuestFreeBSDIOCtl: bad size %#x; pArg=%p Cmd=%lu.\n", ReqWrap->cbData, pvData, ulCmd);
        return EINVAL;
    }

    /*
     * Read the request.
     */
    void *pvBuf = RTMemTmpAlloc(ReqWrap->cbData);
    if (RT_UNLIKELY(!pvBuf))
    {
        Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: RTMemTmpAlloc failed to alloc %d bytes.\n", ReqWrap->cbData));
        return ENOMEM;
    }

    rc = copyin((void *)(uintptr_t)ReqWrap->pvDataR3, pvBuf, ReqWrap->cbData);
    if (RT_UNLIKELY(rc))
    {
        RTMemTmpFree(pvBuf);
        Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: copyin failed; pvBuf=%p pArg=%p Cmd=%lu. rc=%d\n", pvBuf, pvData, ulCmd, rc));
        return EFAULT;
    }
    if (RT_UNLIKELY(   ReqWrap->cbData != 0
                    && !VALID_PTR(pvBuf)))
    {
        RTMemTmpFree(pvBuf);
        Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: pvBuf invalid pointer %p\n", pvBuf));
        return EINVAL;
    }
    Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: pSession=%p pid=%d.\n", pSession, (int)RTProcSelf()));

    /*
     * Process the IOCtl.
     */
    size_t cbDataReturned;
    rc = VbgdCommonIoCtl(ulCmd, &g_DevExt, pSession, pvBuf, ReqWrap->cbData, &cbDataReturned);
    if (RT_SUCCESS(rc))
    {
        rc = 0;
        if (RT_UNLIKELY(cbDataReturned > ReqWrap->cbData))
        {
            Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: too much output data %d expected %d\n", cbDataReturned, ReqWrap->cbData));
            cbDataReturned = ReqWrap->cbData;
        }
        if (cbDataReturned > 0)
        {
            rc = copyout(pvBuf, (void *)(uintptr_t)ReqWrap->pvDataR3, cbDataReturned);
            if (RT_UNLIKELY(rc))
            {
                Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: copyout failed; pvBuf=%p pArg=%p Cmd=%lu. rc=%d\n", pvBuf, pvData, ulCmd, rc));
                rc = EFAULT;
            }
        }
    }
    else
    {
        Log((DEVICE_NAME ":VBoxGuestFreeBSDIOCtl: VbgdCommonIoCtl failed. rc=%d\n", rc));
        rc = EFAULT;
    }
    RTMemTmpFree(pvBuf);
    return rc;
}
示例#27
0
/**
 * Tests if the given string is a valid IPv6 address.
 *
 * @returns 0 if valid, some random number if not.  THIS IS NOT AN IPRT STATUS!
 * @param psz                  The string to test
 * @param pszResultAddress     plain address, optional read "valid addresses
 *                             and strings" above.
 * @param resultAddressSize    size of pszResultAddress
 * @param addressOnly          return only the plain address (no scope)
 *                             Ignored, and will always return the if id
 */
static int rtNetIpv6CheckAddrStr(const char *psz, char *pszResultAddress, size_t resultAddressSize, bool addressOnly, bool followRfc)
{
    int rc;
    int rc2;
    int returnValue;

    char *p = NULL, *pl = NULL;

    size_t memAllocMaxSize = RT_MAX(strlen(psz), resultAddressSize) + 40;

    char *pszAddressOutLocal = (char *)RTMemTmpAlloc(memAllocMaxSize);
    char *pszIfIdOutLocal = (char *)RTMemTmpAlloc(memAllocMaxSize);
    char *pszAddressRfcOutLocal = (char *)RTMemTmpAlloc(memAllocMaxSize);

    if (!pszAddressOutLocal || !pszIfIdOutLocal || !pszAddressRfcOutLocal)
        return VERR_NO_TMP_MEMORY;

    memset(pszAddressOutLocal, '\0', memAllocMaxSize);
    memset(pszIfIdOutLocal, '\0', memAllocMaxSize);
    memset(pszAddressRfcOutLocal, '\0', memAllocMaxSize);

    rc = rtStrParseAddrStr6(psz, strlen(psz), pszAddressOutLocal, memAllocMaxSize, NULL, pszIfIdOutLocal, memAllocMaxSize, NULL, NULL, followRfc);

    if (rc == 0)
        returnValue = VINF_SUCCESS;

    if (rc == 0 && pszResultAddress)
    {
        // convert the 32 characters to a valid, shortened ipv6 address

        rc2 = rtStrToIpAddr6Str((const char *)pszAddressOutLocal, pszAddressRfcOutLocal, memAllocMaxSize, NULL, 0, followRfc);

        if (rc2 != 0)
            returnValue = 951;

        // this is a temporary solution
        if (!returnValue && strlen(pszIfIdOutLocal) > 0) // the if identifier is copied over _ALWAYS_ && !addressOnly)
        {
            p = pszAddressRfcOutLocal + strlen(pszAddressRfcOutLocal);

            *p = '%';

            p++;

            pl = (char *)memcpy(p, pszIfIdOutLocal, strlen(pszIfIdOutLocal));

            if (!pl)
                returnValue = VERR_NOT_SUPPORTED;
        }

        pl = NULL;

        pl = (char *)memcpy(pszResultAddress, pszAddressRfcOutLocal, strlen(pszAddressRfcOutLocal));

        if (!pl)
            returnValue = VERR_NOT_SUPPORTED;
    }

    if (rc != 0)
        returnValue = VERR_NOT_SUPPORTED;

    if (pszAddressOutLocal)
        RTMemTmpFree(pszAddressOutLocal);

    if (pszAddressRfcOutLocal)
        RTMemTmpFree(pszAddressRfcOutLocal);

    if (pszIfIdOutLocal)
        RTMemTmpFree(pszIfIdOutLocal);

    return returnValue;

}
示例#28
0
/**
 * Worker for VbgdDarwinIOCtl that takes the slow IOCtl functions.
 *
 * @returns Darwin errno.
 *
 * @param pSession  The session.
 * @param iCmd      The IOCtl command.
 * @param pData     Pointer to the kernel copy of the data buffer.
 * @param pProcess  The calling process.
 */
static int VbgdDarwinIOCtlSlow(PVBOXGUESTSESSION pSession, u_long iCmd, caddr_t pData, struct proc *pProcess)
{
    LogFlow(("VbgdDarwinIOCtlSlow: pSession=%p iCmd=%p pData=%p pProcess=%p\n", pSession, iCmd, pData, pProcess));


    /*
     * Buffered or unbuffered?
     */
    void *pvReqData;
    user_addr_t pUser = 0;
    void *pvPageBuf = NULL;
    uint32_t cbReq = IOCPARM_LEN(iCmd);
    if ((IOC_DIRMASK & iCmd) == IOC_INOUT)
    {
        /*
         * Raw buffered request data, common code validates it.
         */
        pvReqData = pData;
    }
    else if ((IOC_DIRMASK & iCmd) == IOC_VOID && !cbReq)
    {
        /*
         * Get the header and figure out how much we're gonna have to read.
         */
        VBGLBIGREQ Hdr;
        pUser = (user_addr_t)*(void **)pData;
        int rc = copyin(pUser, &Hdr, sizeof(Hdr));
        if (RT_UNLIKELY(rc))
        {
            Log(("VbgdDarwinIOCtlSlow: copyin(%llx,Hdr,) -> %#x; iCmd=%#lx\n", (unsigned long long)pUser, rc, iCmd));
            return rc;
        }
        if (RT_UNLIKELY(Hdr.u32Magic != VBGLBIGREQ_MAGIC))
        {
            Log(("VbgdDarwinIOCtlSlow: bad magic u32Magic=%#x; iCmd=%#lx\n", Hdr.u32Magic, iCmd));
            return EINVAL;
        }
        cbReq = Hdr.cbData;
        if (RT_UNLIKELY(cbReq > _1M*16))
        {
            Log(("VbgdDarwinIOCtlSlow: %#x; iCmd=%#lx\n", Hdr.cbData, iCmd));
            return EINVAL;
        }
        pUser = Hdr.pvDataR3;

        /*
         * Allocate buffer and copy in the data.
         */
        pvReqData = RTMemTmpAlloc(cbReq);
        if (!pvReqData)
            pvPageBuf = pvReqData = IOMallocAligned(RT_ALIGN_Z(cbReq, PAGE_SIZE), 8);
        if (RT_UNLIKELY(!pvReqData))
        {
            Log(("VbgdDarwinIOCtlSlow: failed to allocate buffer of %d bytes; iCmd=%#lx\n", cbReq, iCmd));
            return ENOMEM;
        }
        rc = copyin(pUser, pvReqData, Hdr.cbData);
        if (RT_UNLIKELY(rc))
        {
            Log(("VbgdDarwinIOCtlSlow: copyin(%llx,%p,%#x) -> %#x; iCmd=%#lx\n",
                 (unsigned long long)pUser, pvReqData, Hdr.cbData, rc, iCmd));
            if (pvPageBuf)
                IOFreeAligned(pvPageBuf, RT_ALIGN_Z(cbReq, PAGE_SIZE));
            else
                RTMemTmpFree(pvReqData);
            return rc;
        }
    }
    else
    {
        Log(("VbgdDarwinIOCtlSlow: huh? cbReq=%#x iCmd=%#lx\n", cbReq, iCmd));
        return EINVAL;
    }

    /*
     * Process the IOCtl.
     */
    size_t cbReqRet = 0;
    int rc = VBoxGuestCommonIOCtl(iCmd, &g_DevExt, pSession, pvReqData, cbReq, &cbReqRet);
    if (RT_SUCCESS(rc))
    {
        /*
         * If not buffered, copy back the buffer before returning.
         */
        if (pUser)
        {
            if (cbReqRet > cbReq)
            {
                Log(("VbgdDarwinIOCtlSlow: too much output! %#x > %#x; uCmd=%#lx!\n", cbReqRet, cbReq, iCmd));
                cbReqRet = cbReq;
            }
            rc = copyout(pvReqData, pUser, cbReqRet);
            if (RT_UNLIKELY(rc))
                Log(("VbgdDarwinIOCtlSlow: copyout(%p,%llx,%#x) -> %d; uCmd=%#lx!\n",
                     pvReqData, (unsigned long long)pUser, cbReqRet, rc, iCmd));

            /* cleanup */
            if (pvPageBuf)
                IOFreeAligned(pvPageBuf, RT_ALIGN_Z(cbReq, PAGE_SIZE));
            else
                RTMemTmpFree(pvReqData);
        }
        else
            rc = 0;
    }
    else
    {
        /*
         * The request failed, just clean up.
         */
        if (pUser)
        {
            if (pvPageBuf)
                IOFreeAligned(pvPageBuf, RT_ALIGN_Z(cbReq, PAGE_SIZE));
            else
                RTMemTmpFree(pvReqData);
        }

        Log(("VbgdDarwinIOCtlSlow: pid=%d iCmd=%lx pData=%p failed, rc=%d\n", proc_pid(pProcess), iCmd, (void *)pData, rc));
        rc = EINVAL;
    }

    Log2(("VbgdDarwinIOCtlSlow: returns %d\n", rc));
    return rc;
}
static int VBoxUSBMonSolarisIOCtl(dev_t Dev, int Cmd, intptr_t pArg, int Mode, cred_t *pCred, int *pVal)
{
    LogFunc((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl Dev=%d Cmd=%d pArg=%p Mode=%d\n", Dev, Cmd, pArg));

    /*
     * Get the session from the soft state item.
     */
    vboxusbmon_state_t *pState = ddi_get_soft_state(g_pVBoxUSBMonSolarisState, getminor(Dev));
    if (!pState)
    {
        LogRel((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl: no state data for %d\n", getminor(Dev)));
        return EINVAL;
    }

    /*
     * Read the request wrapper. Though We don't really need wrapper struct. now
     * it's room for the future as Solaris isn't generous regarding the size.
     */
    VBOXUSBREQ ReqWrap;
    if (IOCPARM_LEN(Cmd) != sizeof(ReqWrap))
    {
        LogRel((DEVICE_NAME ": VBoxUSBMonSolarisIOCtl: bad request %#x size=%d expected=%d\n", Cmd, IOCPARM_LEN(Cmd), sizeof(ReqWrap)));
        return ENOTTY;
    }

    int rc = ddi_copyin((void *)pArg, &ReqWrap, sizeof(ReqWrap), Mode);
    if (RT_UNLIKELY(rc))
    {
        LogRel((DEVICE_NAME ": VBoxUSBMonSolarisIOCtl: ddi_copyin failed to read header pArg=%p Cmd=%d. rc=%d.\n", pArg, Cmd, rc));
        return EINVAL;
    }

    if (ReqWrap.u32Magic != VBOXUSBMON_MAGIC)
    {
        LogRel((DEVICE_NAME ": VBoxUSBMonSolarisIOCtl: bad magic %#x; pArg=%p Cmd=%d.\n", ReqWrap.u32Magic, pArg, Cmd));
        return EINVAL;
    }
    if (RT_UNLIKELY(   ReqWrap.cbData == 0
                    || ReqWrap.cbData > _1M*16))
    {
        LogRel((DEVICE_NAME ": VBoxUSBMonSolarisIOCtl: bad size %#x; pArg=%p Cmd=%d.\n", ReqWrap.cbData, pArg, Cmd));
        return EINVAL;
    }

    /*
     * Read the request.
     */
    void *pvBuf = RTMemTmpAlloc(ReqWrap.cbData);
    if (RT_UNLIKELY(!pvBuf))
    {
        LogRel((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl: RTMemTmpAlloc failed to alloc %d bytes.\n", ReqWrap.cbData));
        return ENOMEM;
    }

    rc = ddi_copyin((void *)(uintptr_t)ReqWrap.pvDataR3, pvBuf, ReqWrap.cbData, Mode);
    if (RT_UNLIKELY(rc))
    {
        RTMemTmpFree(pvBuf);
        LogRel((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl: ddi_copyin failed; pvBuf=%p pArg=%p Cmd=%d. rc=%d\n", pvBuf, pArg, Cmd, rc));
        return EFAULT;
    }
    if (RT_UNLIKELY(   ReqWrap.cbData != 0
                    && !VALID_PTR(pvBuf)))
    {
        RTMemTmpFree(pvBuf);
        LogRel((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl: pvBuf invalid pointer %p\n", pvBuf));
        return EINVAL;
    }
    Log((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl: pid=%d.\n", (int)RTProcSelf()));

    /*
     * Process the IOCtl.
     */
    size_t cbDataReturned;
    rc = vboxUSBMonSolarisProcessIOCtl(Cmd, pState, pvBuf, ReqWrap.cbData, &cbDataReturned);
    ReqWrap.rc = rc;
    rc = 0;

    if (RT_UNLIKELY(cbDataReturned > ReqWrap.cbData))
    {
        LogRel((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl: too much output data %d expected %d\n", cbDataReturned, ReqWrap.cbData));
        cbDataReturned = ReqWrap.cbData;
    }

    ReqWrap.cbData = cbDataReturned;

    /*
     * Copy the request back to user space.
     */
    rc = ddi_copyout(&ReqWrap, (void *)pArg, sizeof(ReqWrap), Mode);
    if (RT_LIKELY(!rc))
    {
        /*
         * Copy the payload (if any) back to user space.
         */
        if (cbDataReturned > 0)
        {
            rc = ddi_copyout(pvBuf, (void *)(uintptr_t)ReqWrap.pvDataR3, cbDataReturned, Mode);
            if (RT_UNLIKELY(rc))
            {
                LogRel((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl: ddi_copyout failed; pvBuf=%p pArg=%p Cmd=%d. rc=%d\n", pvBuf, pArg, Cmd, rc));
                rc = EFAULT;
            }
        }
    }
    else
    {
        LogRel((DEVICE_NAME ":VBoxUSBMonSolarisIOCtl: ddi_copyout(1) failed pArg=%p Cmd=%d\n", pArg, Cmd));
        rc = EFAULT;
    }

    *pVal = rc;
    RTMemTmpFree(pvBuf);
    return rc;
}
/**
 * Worker for VBoxSupDrvIOCtl that takes the slow IOCtl functions.
 *
 * @returns Solaris errno.
 *
 * @param   pSession    The session.
 * @param   Cmd         The IOCtl command.
 * @param   Mode        Information bitfield (for specifying ownership of data)
 * @param   iArg        User space address of the request buffer.
 */
static int VBoxDrvSolarisIOCtlSlow(PSUPDRVSESSION pSession, int iCmd, int Mode, intptr_t iArg)
{
    int         rc;
    uint32_t    cbBuf = 0;
    union
    {
        SUPREQHDR   Hdr;
        uint8_t     abBuf[64];
    }           StackBuf;
    PSUPREQHDR  pHdr;


    /*
     * Read the header.
     */
    if (RT_UNLIKELY(IOCPARM_LEN(iCmd) != sizeof(StackBuf.Hdr)))
    {
        LogRel(("VBoxDrvSolarisIOCtlSlow: iCmd=%#x len %d expected %d\n", iCmd, IOCPARM_LEN(iCmd), sizeof(StackBuf.Hdr)));
        return EINVAL;
    }
    rc = ddi_copyin((void *)iArg, &StackBuf.Hdr, sizeof(StackBuf.Hdr), Mode);
    if (RT_UNLIKELY(rc))
    {
        LogRel(("VBoxDrvSolarisIOCtlSlow: ddi_copyin(,%#lx,) failed; iCmd=%#x. rc=%d\n", iArg, iCmd, rc));
        return EFAULT;
    }
    if (RT_UNLIKELY((StackBuf.Hdr.fFlags & SUPREQHDR_FLAGS_MAGIC_MASK) != SUPREQHDR_FLAGS_MAGIC))
    {
        LogRel(("VBoxDrvSolarisIOCtlSlow: bad header magic %#x; iCmd=%#x\n", StackBuf.Hdr.fFlags & SUPREQHDR_FLAGS_MAGIC_MASK, iCmd));
        return EINVAL;
    }
    cbBuf = RT_MAX(StackBuf.Hdr.cbIn, StackBuf.Hdr.cbOut);
    if (RT_UNLIKELY(    StackBuf.Hdr.cbIn < sizeof(StackBuf.Hdr)
                    ||  StackBuf.Hdr.cbOut < sizeof(StackBuf.Hdr)
                    ||  cbBuf > _1M*16))
    {
        LogRel(("VBoxDrvSolarisIOCtlSlow: max(%#x,%#x); iCmd=%#x\n", StackBuf.Hdr.cbIn, StackBuf.Hdr.cbOut, iCmd));
        return EINVAL;
    }

    /*
     * Buffer the request.
     */
    if (cbBuf <= sizeof(StackBuf))
        pHdr = &StackBuf.Hdr;
    else
    {
        pHdr = RTMemTmpAlloc(cbBuf);
        if (RT_UNLIKELY(!pHdr))
        {
            LogRel(("VBoxDrvSolarisIOCtlSlow: failed to allocate buffer of %d bytes for iCmd=%#x.\n", cbBuf, iCmd));
            return ENOMEM;
        }
    }
    rc = ddi_copyin((void *)iArg, pHdr, cbBuf, Mode);
    if (RT_UNLIKELY(rc))
    {
        LogRel(("VBoxDrvSolarisIOCtlSlow: copy_from_user(,%#lx, %#x) failed; iCmd=%#x. rc=%d\n", iArg, cbBuf, iCmd, rc));
        if (pHdr != &StackBuf.Hdr)
            RTMemFree(pHdr);
        return EFAULT;
    }

    /*
     * Process the IOCtl.
     */
    rc = supdrvIOCtl(iCmd, &g_DevExt, pSession, pHdr, cbBuf);

    /*
     * Copy ioctl data and output buffer back to user space.
     */
    if (RT_LIKELY(!rc))
    {
        uint32_t cbOut = pHdr->cbOut;
        if (RT_UNLIKELY(cbOut > cbBuf))
        {
            LogRel(("VBoxDrvSolarisIOCtlSlow: too much output! %#x > %#x; iCmd=%#x!\n", cbOut, cbBuf, iCmd));
            cbOut = cbBuf;
        }
        rc = ddi_copyout(pHdr, (void *)iArg, cbOut, Mode);
        if (RT_UNLIKELY(rc != 0))
        {
            /* this is really bad */
            LogRel(("VBoxDrvSolarisIOCtlSlow: ddi_copyout(,%p,%d) failed. rc=%d\n", (void *)iArg, cbBuf, rc));
            rc = EFAULT;
        }
    }
    else
        rc = EINVAL;

    if (pHdr != &StackBuf.Hdr)
        RTMemTmpFree(pHdr);
    return rc;
}