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Add const data access to message_t

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Add a const version of data() and make size() const so we can pass messages around by
const refeference when we only need read-only data access.
This commit is contained in:
Richard Newton 2012-07-25 12:20:27 +01:00
parent f1640d2c9d
commit 2efcdccace
1 changed files with 7 additions and 2 deletions
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9
zmq.hpp
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@ -179,9 +179,14 @@ namespace zmq
return zmq_msg_data (&msg);
}
inline size_t size ()
inline const void* data () const
{
return zmq_msg_size (&msg);
return zmq_msg_data (const_cast<zmq_msg_t*>(&msg));
}
inline size_t size () const
{
return zmq_msg_size (const_cast<zmq_msg_t*>(&msg));
}
private: