int fl_createdirectory(const char *path)
{
int res;
// If first call to library, initialise
CHECK_FL_INIT();
FL_LOCK(&_fs);
res =_create_directory((char*)path);
FL_UNLOCK(&_fs);
return res;
}
QBStatus TapFile::open(const string &pipename, const QBioMode &mode)
{
static const char *method = "TapFile::open()";
QBStatus status;
string full_filename = _root_dir + pipename;
int oflags;
switch(mode) {
case QB_READ:
oflags = O_RDONLY;
break;
case QB_WRITE:
oflags = (O_CREAT | O_RDWR | O_TRUNC);
_create_directory(pipename);
break;
case QB_APPEND:
qb_logerr(QB_FAILURE, __FILE__, __LINE__, method, "Append not yet supported for Tap Files", mode);
return(QB_FAILURE);
break;
default:
qb_logerr(QB_FAILURE, __FILE__, __LINE__, method, "Bad mode: %d", mode);
return(QB_FAILURE);
}
_fd = ::open(full_filename.c_str(), oflags, 0777);
if (_fd < 0) {
if (errno == ENOENT) status = QB_FILENOTFOUND;
else status = QB_FAILURE;
qb_logerr(status, __FILE__, __LINE__, method,
"Error opening for File: %s, errno:%d", pipename.c_str(), errno);
return(status);
}
_name = pipename;
_mode = mode;
switch(_mode) {
// get a couple more file handles
case QB_READ:
_metaFd = ::open(full_filename.c_str(), oflags, 0777);
if (_metaFd < 0) {
if (errno == ENOENT) status = QB_FILENOTFOUND;
else status = QB_FAILURE;
qb_logerr(status, __FILE__, __LINE__, method,
"Error opening for File:%s, errno:%d", pipename.c_str(), errno);
return(status);
}
_indexFd = ::open(full_filename.c_str(), oflags, 0777);
if (_indexFd < 0) {
if (errno == ENOENT) status = QB_FILENOTFOUND;
else status = QB_FAILURE;
qb_logerr(status, __FILE__, __LINE__, method,
"Error opening for File:%s, errno:%d", pipename.c_str(), errno);
return(status);
}
_read_trailer();
break;
case QB_WRITE:
_first_write = true;
_header.Clear();
_header.set_initial_pipe_name(pipename);
_header.set_key_descriptor("<NEEDS CODING>");
_fileOStream = new google::protobuf::io::FileOutputStream(_fd);
// header gets written on first write
break;
}
return QB_SUCCESS;
}
