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// file : xsde/cxx/hybrid/cdr/istream.txx
// author : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2005-2011 Code Synthesis Tools CC
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#ifdef XSDE_CUSTOM_ALLOCATOR
# include <xsde/cxx/allocator.hxx>
#endif
namespace xsde
{
namespace cxx
{
namespace hybrid
{
#ifdef XSDE_EXCEPTIONS
template <typename T>
void
operator>> (icdrstream& s, pod_sequence<T>& x)
{
size_t n;
icdrstream::as_size as_size (n);
s >> as_size;
x.clear ();
if (n > 0)
{
x.reserve (n);
T i;
while (n--)
{
s >> i;
x.push_back (i);
}
}
}
template <typename T>
void
operator>> (icdrstream& s, fix_sequence<T>& x)
{
size_t n;
icdrstream::as_size as_size (n);
s >> as_size;
x.clear ();
if (n > 0)
{
x.reserve (n);
while (n--)
{
T i;
s >> i;
x.push_back (i);
}
}
}
template <typename T>
void
operator>> (icdrstream& s, var_sequence<T>& x)
{
size_t n;
icdrstream::as_size as_size (n);
s >> as_size;
x.clear ();
if (n > 0)
{
x.reserve (n);
while (n--)
{
#ifndef XSDE_CUSTOM_ALLOCATOR
T* p = new T;
#else
T* p = static_cast<T*> (alloc (sizeof (T)));
alloc_guard pg (p);
new (p) T;
pg.release ();
#endif
typename var_sequence<T>::guard g (p);
s >> *p;
g.release ();
x.push_back (p);
}
}
}
#else // XSDE_EXCEPTIONS
template <typename T>
bool
operator>> (icdrstream& s, pod_sequence<T>& x)
{
size_t n;
icdrstream::as_size as_size (n);
if (!(s >> as_size))
return false;
x.clear ();
if (n > 0)
{
if (x.reserve (n))
return false;
T i;
while (n--)
{
if (!(s >> i) || x.push_back (i))
return false;
}
}
return true;
}
template <typename T>
bool
operator>> (icdrstream& s, fix_sequence<T>& x)
{
size_t n;
icdrstream::as_size as_size (n);
if (!(s >> as_size))
return false;
x.clear ();
if (n > 0)
{
if (x.reserve (n))
return false;
while (n--)
{
T i;
if (!(s >> i) || x.push_back (i))
return false;
}
}
return true;
}
template <typename T>
bool
operator>> (icdrstream& s, var_sequence<T>& x)
{
size_t n;
icdrstream::as_size as_size (n);
if (!(s >> as_size))
return false;
x.clear ();
if (n > 0)
{
if (x.reserve (n))
return false;
while (n--)
{
#ifndef XSDE_CUSTOM_ALLOCATOR
T* p = new T;
if (p == 0)
return false;
#else
void* v = alloc (sizeof (T));
if (v == 0)
return false;
T* p = new (v) T; // c-tor cannot fail
#endif
if (!(s >> *p))
{
#ifndef XSDE_CUSTOM_ALLOCATOR
delete p;
#else
p->~T ();
cxx::free (p);
#endif
return false;
}
if (x.push_back (p))
return false;
}
}
return true;
}
#endif // XSDE_EXCEPTIONS
}
}
}
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