/*
*----------------------------------------------------------------------
*
* FCGI_feof, FCGI_ferror, FCGI_clearerr --
*
* Wrappers for functions defined in H&S Section 15.14
*
*----------------------------------------------------------------------
*/
int FCGI_feof(FCGI_FILE *fp)
{
if(fp->stdio_stream) {
return feof(fp->stdio_stream);
} else if (fp->fcgx_stream){
return FCGX_HasSeenEOF(fp->fcgx_stream);
}
return -1;
}
static VALUE fcgi_stream_read(int argc, VALUE *argv, VALUE self)
{
VALUE num,str;
FCGX_Stream *stream;
char *buff;
int n;
if (rb_safe_level() >= 4 && !OBJ_TAINTED(self)) {
rb_raise(rb_eSecurityError, "Insecure: operation on untainted IO");
}
Data_Get_Struct(self, FCGX_Stream, stream);
if (argc==0) {
buff = ALLOC_N(char, 16384);
n = FCGX_GetStr(buff, 16384, stream);
CHECK_STREAM_ERROR(stream);
if (n == 0) {
free(buff);
return Qnil;
}
str = rb_str_new(buff, n);
OBJ_TAINT(str);
while(!FCGX_HasSeenEOF(stream)) {
n = FCGX_GetStr(buff, 16384, stream);
CHECK_STREAM_ERROR(stream);
if (n > 0) {
rb_str_cat(str, buff, n);
} else {
free(buff);
return Qnil;
}
}
free(buff);
return str;
}
static PyObject *
fcgi_Stream_read(fcgi_Stream *self, PyObject *args)
{
FCGX_Stream *s;
long bytesrequested = -1;
size_t bytesread, buffersize, chunksize;
PyObject *v;
fcgi_Stream_Check();
s = *(self->s);
if (!PyArg_ParseTuple(args, "|l:read", &bytesrequested))
return NULL;
if (bytesrequested == 0)
return PyString_FromString("");
if (bytesrequested < 0)
buffersize = new_buffersize((size_t)0);
else
buffersize = bytesrequested;
if (buffersize > INT_MAX) {
PyErr_SetString(PyExc_OverflowError,
"requested number of bytes is more than a Python string can hold");
return NULL;
}
v = PyString_FromStringAndSize((char *)NULL, buffersize);
if (v == NULL)
return NULL;
bytesread = 0;
for (;;) {
Py_BEGIN_ALLOW_THREADS
chunksize = FCGX_GetStr(BUF(v) + bytesread, buffersize - bytesread, s);
Py_END_ALLOW_THREADS
if (chunksize == 0) {
if (FCGX_HasSeenEOF(s))
break;
PyErr_SetString(PyExc_IOError, "Read failed");
Py_DECREF(v);
return NULL;
}
bytesread += chunksize;
if (bytesread < buffersize) {
break;
}
if (bytesrequested < 0) {
buffersize = new_buffersize(buffersize);
if (_PyString_Resize(&v, buffersize) < 0)
return NULL;
} else {
/* Got what was requested. */
break;
}
}
if (bytesread != buffersize)
_PyString_Resize(&v, bytesread);
return v;
}
bool FastCgiDevice::atEnd() const
{
return FCGX_HasSeenEOF( m_stream );
}
