Example #1
0
bool CSMBFile::OpenForWrite(const CURL& url, bool bOverWrite)
{
  m_fileSize = 0;

  Close();
  // we can't open files like smb://file.f or smb://server/file.f
  // if a file matches the if below return false, it can't exist on a samba share.
  if (!IsValidFile(url.GetFileName())) return false;

  std::string strFileName = GetAuthenticatedPath(url);

  CSingleLock lock(smb);

  if (bOverWrite)
  {
    CLog::Log(LOGWARNING, "SMBFile::OpenForWrite() called with overwriting enabled! - %s", strFileName.c_str());
    m_fd = smb.GetImpl()->smbc_creat(strFileName.c_str(), 0);
  }
  else
  {
    m_fd = smb.GetImpl()->smbc_open(strFileName.c_str(), O_RDWR, 0);
  }

  if (m_fd == -1)
  {
    // write error to logfile
    CLog::Log(LOGERROR, "SMBFile->Open: Unable to open file : '%s'\nunix_err:'%x' error : '%s'", strFileName.c_str(), errno, strerror(errno));
    return false;
  }

  // We've successfully opened the file!
  return true;
}
Example #2
0
CSMBFile::CSMBFile()
{
  smb.Init();
  m_fd = -1;
  smb.AddActiveConnection();
  m_allowRetry = true;
}
Example #3
0
CSmbFile::CSmbFile()
{
  smb.Init();
  m_fd = -1;
#ifdef TARGET_POSIX
  smb.AddActiveConnection();
#endif
}
Example #4
0
CFileSMB::CFileSMB()
{
  smb.Init();
  m_fd = -1;
#ifdef _LINUX
  smb.AddActiveConnection();
#endif
}
Example #5
0
int CSMBFile::Stat(const CURL& url, struct __stat64* buffer)
{
  smb.Init();
  std::string strFileName = GetAuthenticatedPath(url);

  CSingleLock lock(smb);

  struct stat tmpBuffer = {0};
  int iResult = smb.GetImpl()->smbc_stat(strFileName.c_str(), &tmpBuffer);
  CUtil::StatToStat64(buffer, &tmpBuffer);
  return iResult;
}
Example #6
0
bool CSMBFile::Delete(const CURL& url)
{
  smb.Init();
  std::string strFile = GetAuthenticatedPath(url);

  CSingleLock lock(smb);

  int result = smb.GetImpl()->smbc_unlink(strFile.c_str());
  if (result != 0)
    CLog::Log(LOGERROR, "%s - Error( %s )", __FUNCTION__, strerror(errno));

  return (result == 0);
}
Example #7
0
int CFileSMB::OpenFile(const CURL &url, CStdString& strAuth)
{
  int fd = -1;
  smb.Init();

  strAuth = GetAuthenticatedPath(url);
  CStdString strPath = strAuth;

  {
    CSingleLock lock(smb);
    fd = smbc_open(strPath.c_str(), O_RDONLY, 0);
  }

  // file open failed, try to open the directory to force authentication
#ifndef _LINUX
  if (fd < 0 && smb.ConvertUnixToNT(errno) == NT_STATUS_ACCESS_DENIED)
#else
  if (fd < 0 && errno == EACCES)
#endif
  {
    CURL urlshare(url);

    /* just replace the filename with the sharename */
    urlshare.SetFileName(url.GetShareName());

    CSMBDirectory smbDir;
    // TODO: Currently we always allow prompting on files.  This may need to
    // change in the future as background scanners are more prolific.
    smbDir.SetAllowPrompting(true);
    fd = smbDir.Open(urlshare);

    // directory open worked, try opening the file again
    if (fd >= 0)
    {
      CSingleLock lock(smb);
      // close current directory filehandle
      // dont need to purge since its the same server and share
      smbc_closedir(fd);

      // set up new filehandle (as CFileSMB::Open does)
      strPath = GetAuthenticatedPath(url);

      fd = smbc_open(strPath.c_str(), O_RDONLY, 0);
    }
  }

  if (fd >= 0)
    strAuth = strPath;

  return fd;
}
Example #8
0
bool CSMBFile::Open(const CURL& url)
{
  Close();

  // we can't open files like smb://file.f or smb://server/file.f
  // if a file matches the if below return false, it can't exist on a samba share.
  if (!IsValidFile(url.GetFileName()))
  {
      CLog::Log(LOGNOTICE,"SMBFile->Open: Bad URL : '%s'",url.GetFileName().c_str());
      return false;
  }
  m_url = url;

  // opening a file to another computer share will create a new session
  // when opening smb://server xbms will try to find folder.jpg in all shares
  // listed, which will create lot's of open sessions.

  std::string strFileName;
  m_fd = OpenFile(url, strFileName);

  CLog::Log(LOGDEBUG,"CSMBFile::Open - opened %s, fd=%d",url.GetFileName().c_str(), m_fd);
  if (m_fd == -1)
  {
    // write error to logfile
    CLog::Log(LOGINFO, "SMBFile->Open: Unable to open file : '%s'\nunix_err:'%x' error : '%s'", CURL::GetRedacted(strFileName).c_str(), errno, strerror(errno));
    return false;
  }

  CSingleLock lock(smb);

  struct stat tmpBuffer;
  if (smb.GetImpl()->smbc_stat(strFileName.c_str(), &tmpBuffer) < 0)
  {
    smb.GetImpl()->smbc_close(m_fd);
    m_fd = -1;
    return false;
  }

  m_fileSize = tmpBuffer.st_size;

  int64_t ret = smb.GetImpl()->smbc_lseek(m_fd, 0, SEEK_SET);
  if (ret < 0)
  {
    smb.GetImpl()->smbc_close(m_fd);
    m_fd = -1;
    return false;
  }
  // We've successfully opened the file!
  return true;
}
Example #9
0
unsigned int CSMBFile::Read(void *lpBuf, int64_t uiBufSize)
{
  if (m_fd == -1) return 0;
  CSingleLock lock(smb); // Init not called since it has to be "inited" by now
  smb.SetActivityTime();
  /* work around stupid bug in samba */
  /* some samba servers has a bug in it where the */
  /* 17th bit will be ignored in a request of data */
  /* this can lead to a very small return of data */
  /* also worse, a request of exactly 64k will return */
  /* as if eof, client has a workaround for windows */
  /* thou it seems other servers are affected too */
  if( uiBufSize >= 64*1024-2 )
    uiBufSize = 64*1024-2;

  int bytesRead = smbc_read(m_fd, lpBuf, (int)uiBufSize);

  if ( bytesRead < 0 && errno == EINVAL )
  {
    CLog::Log(LOGERROR, "%s - Error( %d, %d, %s ) - Retrying", __FUNCTION__, bytesRead, errno, strerror(errno));
    bytesRead = smbc_read(m_fd, lpBuf, (int)uiBufSize);
  }

  if ( bytesRead < 0 )
  {
    CLog::Log(LOGERROR, "%s - Error( %d, %d, %s )", __FUNCTION__, bytesRead, errno, strerror(errno));
    return 0;
  }

  return (unsigned int)bytesRead;
}
Example #10
0
int CFileSMB::Stat(const CURL& url, struct __stat64* buffer)
{
  smb.Init();
  CStdString strFileName = GetAuthenticatedPath(url);
  CSingleLock lock(smb);

#ifndef _LINUX
  struct __stat64 tmpBuffer = {0};
#else
  struct stat tmpBuffer = {0};
#endif
  int iResult = smbc_stat(strFileName, &tmpBuffer);

  memset(buffer, 0, sizeof(struct __stat64));
  buffer->st_dev = tmpBuffer.st_dev;
  buffer->st_ino = tmpBuffer.st_ino;
  buffer->st_mode = tmpBuffer.st_mode;
  buffer->st_nlink = tmpBuffer.st_nlink;
  buffer->st_uid = tmpBuffer.st_uid;
  buffer->st_gid = tmpBuffer.st_gid;
  buffer->st_rdev = tmpBuffer.st_rdev;
  buffer->st_size = tmpBuffer.st_size;
  buffer->st_atime = tmpBuffer.st_atime;
  buffer->st_mtime = tmpBuffer.st_mtime;
  buffer->st_ctime = tmpBuffer.st_ctime;

  return iResult;
}
Example #11
0
CFileSMB::~CFileSMB()
{
  Close();
#ifdef _LINUX
  smb.AddIdleConnection();
#endif
}
Example #12
0
int64_t CSMBFile::GetPosition()
{
  if (m_fd == -1)
    return -1;
  CSingleLock lock(smb);
  return smb.GetImpl()->smbc_lseek(m_fd, 0, SEEK_CUR);
}
Example #13
0
ssize_t CSMBFile::Read(void *lpBuf, size_t uiBufSize)
{
  if (uiBufSize > SSIZE_MAX)
    uiBufSize = SSIZE_MAX;

  if (m_fd == -1)
    return -1;

  // Some external libs (libass) use test read with zero size and 
  // null buffer pointer to check whether file is readable, but 
  // libsmbclient always return "-1" if called with null buffer 
  // regardless of buffer size.
  // To overcome this, force return "0" in that case.
  if (uiBufSize == 0 && lpBuf == NULL)
    return 0;

  CSingleLock lock(smb); // Init not called since it has to be "inited" by now
  smb.SetActivityTime();

  ssize_t bytesRead = smbc_read(m_fd, lpBuf, (int)uiBufSize);

  if (m_allowRetry && bytesRead < 0 && errno == EINVAL )
  {
    CLog::Log(LOGERROR, "%s - Error( %" PRIdS ", %d, %s ) - Retrying", __FUNCTION__, bytesRead, errno, strerror(errno));
    bytesRead = smbc_read(m_fd, lpBuf, (int)uiBufSize);
  }

  if ( bytesRead < 0 )
    CLog::Log(LOGERROR, "%s - Error( %" PRIdS ", %d, %s )", __FUNCTION__, bytesRead, errno, strerror(errno));

  return bytesRead;
}
Example #14
0
CSmbFile::~CSmbFile()
{
  Close();
#ifdef TARGET_POSIX
  smb.AddIdleConnection();
#endif
}
Example #15
0
int CSMBFile::OpenFile(const CURL &url, std::string& strAuth)
{
  smb.Init();

  strAuth = GetAuthenticatedPath(url);
  std::string strPath = strAuth;

  int fd = -1;
  {
    CSingleLock lock(smb);
    fd = smb.GetImpl()->smbc_open(strPath.c_str(), O_RDONLY, 0);
  }
  if (fd >= 0)
    strAuth = strPath;

  return fd;
}
Example #16
0
bool CSMBFile::Exists(const CURL& url)
{
  // we can't open files like smb://file.f or smb://server/file.f
  // if a file matches the if below return false, it can't exist on a samba share.
  if (!IsValidFile(url.GetFileName())) return false;

  smb.Init();
  std::string strFileName = GetAuthenticatedPath(url);

  CSingleLock lock(smb);

  struct stat info = {0};
  int iResult = smb.GetImpl()->smbc_stat(strFileName.c_str(), &info);
  if (iResult < 0)
    return false;
  return true;
}
Example #17
0
int64_t CSMBFile::Seek(int64_t iFilePosition, int iWhence)
{
  if (m_fd == -1)
    return -1;

  CSingleLock lock(smb); // Init not called since it has to be "inited" by now

  smb.SetActivityTime();
  int64_t pos = smb.GetImpl()->smbc_lseek(m_fd, iFilePosition, iWhence);
  if (pos < 0)
  {
    CLog::Log(LOGERROR, "%s - Error( %" PRId64", %d, %s )", __FUNCTION__, pos, errno, strerror(errno));
    return -1;
  }

  return (int64_t)pos;
}
Example #18
0
bool CFileSMB::Open(const CURL& url)
{
  Close();

  // we can't open files like smb://file.f or smb://server/file.f
  // if a file matches the if below return false, it can't exist on a samba share.
  if (!IsValidFile(url.GetFileName()))
  {
      CLog::Log(LOGNOTICE,"FileSmb->Open: Bad URL : '%s'",url.GetFileName().c_str());
      return false;
  }
  m_url = url;

  // opening a file to another computer share will create a new session
  // when opening smb://server xbms will try to find folder.jpg in all shares
  // listed, which will create lot's of open sessions.

  CStdString strFileName;
  m_fd = OpenFile(url, strFileName);

  CLog::Log(LOGDEBUG,"CFileSMB::Open - opened %s, fd=%d",url.GetFileName().c_str(), m_fd);
  if (m_fd == -1)
  {
    // write error to logfile
#ifndef _LINUX
    int nt_error = smb.ConvertUnixToNT(errno);
    CLog::Log(LOGINFO, "FileSmb->Open: Unable to open file : '%s'\nunix_err:'%x' nt_err : '%x' error : '%s'", strFileName.c_str(), errno, nt_error, get_friendly_nt_error_msg(nt_error));
#else
    CLog::Log(LOGINFO, "FileSmb->Open: Unable to open file : '%s'\nunix_err:'%x' error : '%s'", strFileName.c_str(), errno, strerror(errno));
#endif
    return false;
  }

  CSingleLock lock(smb);
#ifndef _LINUX
  struct __stat64 tmpBuffer = {0};
#else
  struct stat tmpBuffer;
#endif
  if (smbc_stat(strFileName, &tmpBuffer) < 0)
  {
    smbc_close(m_fd);
    m_fd = -1;
    return false;
  }

  m_fileSize = tmpBuffer.st_size;

  int64_t ret = smbc_lseek(m_fd, 0, SEEK_SET);
  if ( ret < 0 )
  {
    smbc_close(m_fd);
    m_fd = -1;
    return false;
  }
  // We've successfully opened the file!
  return true;
}
Example #19
0
bool CSmbFile::Delete(const CURL& url)
{
  smb.Init();
  CStdString strFile = GetAuthenticatedPath(url);

  CSingleLock lock(smb);

  int result = smbc_unlink(strFile.c_str());

  if(result != 0)
#ifdef TARGET_WINDOWS
    CLog::Log(LOGERROR, "%s - Error( %s )", __FUNCTION__, get_friendly_nt_error_msg(smb.ConvertUnixToNT(errno)));
#else
    CLog::Log(LOGERROR, "%s - Error( %s )", __FUNCTION__, strerror(errno));
#endif

  return (result == 0);
}
Example #20
0
ssize_t CSMBFile::Read(void *lpBuf, size_t uiBufSize)
{
  if (uiBufSize > SSIZE_MAX)
    uiBufSize = SSIZE_MAX;

  if (m_fd == -1)
    return -1;

  // Some external libs (libass) use test read with zero size and 
  // null buffer pointer to check whether file is readable, but 
  // libsmbclient always return "-1" if called with null buffer 
  // regardless of buffer size.
  // To overcome this, force return "0" in that case.
  if (uiBufSize == 0 && lpBuf == NULL)
    return 0;

  CSingleLock lock(smb); // Init not called since it has to be "inited" by now
  smb.SetActivityTime();
  /* work around stupid bug in samba */
  /* some samba servers has a bug in it where the */
  /* 17th bit will be ignored in a request of data */
  /* this can lead to a very small return of data */
  /* also worse, a request of exactly 64k will return */
  /* as if eof, client has a workaround for windows */
  /* thou it seems other servers are affected too */
  // FIXME: does this workaround still required?
  ssize_t totalRead = 0;
  uint8_t* buf = (uint8_t*)lpBuf;
  do
  {
    const ssize_t readSize = (uiBufSize >= 64 * 1024 - 2) ? 64 * 1024 - 2 : uiBufSize;
    ssize_t r = smbc_read(m_fd, buf + totalRead, readSize);
    if (r < 0)
    {
      if (errno == EINVAL)
      {
        CLog::LogF(LOGWARNING, "Error %d: \"%s\" - Retrying", errno, strerror(errno));
        r = smbc_read(m_fd, buf + totalRead, readSize);
      }
      if (r < 0)
      {
        CLog::LogF(LOGERROR, "Error %d: \"%s\"", errno, strerror(errno));
        if (totalRead == 0)
          return -1;

        break;
      }
    }

    totalRead += r;
    uiBufSize -= r;
    if (r != readSize)
      break;
  } while (uiBufSize > 0);

  return totalRead;
}
Example #21
0
bool CFileSMB::Rename(const CURL& url, const CURL& urlnew)
{
  smb.Init();
  CStdString strFile = GetAuthenticatedPath(url);
  CStdString strFileNew = GetAuthenticatedPath(urlnew);
  CSingleLock lock(smb);

  int result = smbc_rename(strFile.c_str(), strFileNew.c_str());

  if(result != 0)
#ifndef _LINUX
    CLog::Log(LOGERROR, "%s - Error( %s )", __FUNCTION__, get_friendly_nt_error_msg(smb.ConvertUnixToNT(errno)));
#else
    CLog::Log(LOGERROR, "%s - Error( %s )", __FUNCTION__, strerror(errno));
#endif

  return (result == 0);
}
Example #22
0
int64_t CSMBFile::GetPosition()
{
  if (m_fd == -1) return 0;
  smb.Init();
  CSingleLock lock(smb);
  int64_t pos = smbc_lseek(m_fd, 0, SEEK_CUR);
  if ( pos < 0 )
    return 0;
  return pos;
}
Example #23
0
ssize_t CSMBFile::Write(const void* lpBuf, size_t uiBufSize)
{
  if (m_fd == -1) return -1;

  // lpBuf can be safely casted to void* since xbmc_write will only read from it.
  smb.Init();
  CSingleLock lock(smb);

  return  smbc_write(m_fd, (void*)lpBuf, uiBufSize);
}
Example #24
0
void CSMBFile::Close()
{
  if (m_fd != -1)
  {
    CLog::Log(LOGDEBUG,"CSMBFile::Close closing fd %d", m_fd);
    CSingleLock lock(smb);
    smb.GetImpl()->smbc_close(m_fd);
    m_fd = -1;
  }
}
Example #25
0
int64_t CFile::GetPosition()
{
  if (m_fd == -1)
    return 0;
  smb.Init();
  PLATFORM::CLockObject lock(smb);
  int64_t pos = smbc_lseek(m_fd, 0, SEEK_CUR);
  if ( pos < 0 )
    return 0;
  return pos;
}
Example #26
0
ssize_t CSMBFile::Read(void *lpBuf, size_t uiBufSize)
{
  if (uiBufSize > SSIZE_MAX)
    uiBufSize = SSIZE_MAX;

  if (m_fd == -1)
    return -1;

  // Some external libs (libass) use test read with zero size and 
  // null buffer pointer to check whether file is readable, but 
  // libsmbclient always return "-1" if called with null buffer 
  // regardless of buffer size.
  // To overcome this, force return "0" in that case.
  if (uiBufSize == 0 && lpBuf == NULL)
    return 0;

  CSingleLock lock(smb); // Init not called since it has to be "inited" by now

  smb.SetActivityTime();
  /* work around stupid bug in samba */
  /* some samba servers has a bug in it where the */
  /* 17th bit will be ignored in a request of data */
  /* this can lead to a very small return of data */
  /* also worse, a request of exactly 64k will return */
  /* as if eof, client has a workaround for windows */
  /* thou it seems other servers are affected too */
  if (uiBufSize >= 64*1024-2)
    uiBufSize = 64*1024-2;

  ssize_t bytesRead = smb.GetImpl()->smbc_read(m_fd, lpBuf, (int)uiBufSize);
  if (bytesRead < 0 && errno == EINVAL)
  {
    CLog::Log(LOGERROR, "%s - Error( %" PRIdS ", %d, %s ) - Retrying", __FUNCTION__, bytesRead, errno, strerror(errno));
    bytesRead = smb.GetImpl()->smbc_read(m_fd, lpBuf, (int)uiBufSize);
  }

  if (bytesRead < 0)
    CLog::Log(LOGERROR, "%s - Error( %" PRIdS ", %d, %s )", __FUNCTION__, bytesRead, errno, strerror(errno));

  return bytesRead;
}
Example #27
0
int CSMBFile::Write(const void* lpBuf, int64_t uiBufSize)
{
  if (m_fd == -1) return -1;
  DWORD dwNumberOfBytesWritten = 0;

  // lpBuf can be safely casted to void* since xbmc_write will only read from it.
  smb.Init();
  CSingleLock lock(smb);
  dwNumberOfBytesWritten = smbc_write(m_fd, (void*)lpBuf, (DWORD)uiBufSize);

  return (int)dwNumberOfBytesWritten;
}
Example #28
0
int CSMBFile::Stat(struct __stat64* buffer)
{
  if (m_fd == -1)
    return -1;

  CSingleLock lock(smb);

  struct stat tmpBuffer = {0};
  int iResult = smb.GetImpl()->smbc_fstat(m_fd, &tmpBuffer);
  CUtil::StatToStat64(buffer, &tmpBuffer);
  return iResult;
}
Example #29
0
//int CFile::OpenFile(const CURL &url, CStdString& strAuth)
int CFile::OpenFile()
{
  int fd = -1;
  smb.Init();

  //strAuth = GetAuthenticatedPath(url);
  //CStdString strPath = strAuth;
  CStdString strPath = m_fileName;

  {
    CLockObject lock(smb);
    fd = smbc_open(strPath.c_str(), O_RDONLY, 0);
  }

  // file open failed, try to open the directory to force authentication
  if (fd < 0 && errno == EACCES)
  {
#if 0
    CURL urlshare(url);

    /* just replace the filename with the sharename */
    urlshare.SetFileName(url.GetShareName());

    CSMBDirectory smbDir;
    // TODO: Currently we always allow prompting on files.  This may need to
    // change in the future as background scanners are more prolific.
    smbDir.SetFlags(DIR_FLAG_ALLOW_PROMPT);
    fd = smbDir.Open(urlshare);

    // directory open worked, try opening the file again
    if (fd >= 0)
    {
      CLockObject lock(smb);
      // close current directory filehandle
      // dont need to purge since its the same server and share
      smbc_closedir(fd);

      // set up new filehandle (as CFile::Open does)
      strPath = GetAuthenticatedPath(url);

      fd = smbc_open(strPath.c_str(), O_RDONLY, 0);
    }
#else
  XBMC->Log(LOG_ERROR, "%s: File open on %s failed\n", __FUNCTION__, strPath.c_str());
#endif
  }

//  if (fd >= 0)
//    strAuth = strPath;

  return fd;
}
Example #30
0
int64_t CSmbFile::Seek(int64_t iFilePosition, int iWhence)
{
  if (m_fd == -1) return -1;

  CSingleLock lock(smb); // Init not called since it has to be "inited" by now
#ifdef TARGET_POSIX
  smb.SetActivityTime();
#endif
  int64_t pos = smbc_lseek(m_fd, iFilePosition, iWhence);

  if ( pos < 0 )
  {
#ifdef TARGET_WINDOWS
    CLog::Log(LOGERROR, "%s - Error( %s )", __FUNCTION__, get_friendly_nt_error_msg(smb.ConvertUnixToNT(errno)));
#else
    CLog::Log(LOGERROR, "%s - Error( %"PRId64", %d, %s )", __FUNCTION__, pos, errno, strerror(errno));
#endif
    return -1;
  }

  return (int64_t)pos;
}