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/* *********************************************+
* iemnet
* networking for Pd
*
* (c) 2010 IOhannes m zmölnig
* Institute of Electronic Music and Acoustics (IEM)
* University of Music and Dramatic Arts (KUG), Graz, Austria
*
* based on net/ library by Martin Peach
* based on maxlib by Olaf Matthes
*/
/* ---------------------------------------------------------------------------- */
/* This program is free software; you can redistribute it and/or */
/* modify it under the terms of the GNU General Public License */
/* as published by the Free Software Foundation; either version 2 */
/* of the License, or (at your option) any later version. */
/* */
/* This program is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
/* GNU General Public License for more details. */
/* */
/* You should have received a copy of the GNU General Public License */
/* along with this program; if not, write to the Free Software */
/* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
/* */
/* ---------------------------------------------------------------------------- */
#ifndef INCLUDE_IEMNET_H_
#define INCLUDE_IEMNET_H_
#include "m_pd.h"
#ifdef _WIN32
# include <winsock2.h>
# include <ws2tcpip.h>
#else
# include <sys/socket.h>
#endif
typedef struct _iemnet_chunk {
unsigned char* data;
size_t size;
} t_iemnet_chunk;
void iemnet__chunk_destroy(t_iemnet_chunk*);
t_iemnet_chunk*iemnet__chunk_create_empty(int);
t_iemnet_chunk*iemnet__chunk_create_data(int, unsigned char*);
t_iemnet_chunk*iemnet__chunk_create_list(int, t_atom*);
t_iemnet_chunk*iemnet__chunk_create_chunk(t_iemnet_chunk*);
/* sender */
#define t_iemnet_sender struct _iemnet_sender
EXTERN_STRUCT _iemnet_sender;
t_iemnet_sender*iemnet__sender_create(int sock);
void iemnet__sender_destroy(t_iemnet_sender*);
int iemnet__sender_send(t_iemnet_sender*, t_iemnet_chunk*);
int iemnet__sender_getlasterror(t_iemnet_sender*);
int iemnet__sender_getsockopt(t_iemnet_sender*, int level, int optname, void *optval, socklen_t*optlen);
int iemnet__sender_setsockopt(t_iemnet_sender*, int level, int optname, const void*optval, socklen_t optlen);
/* receiver */
#define t_iemnet_receiver struct _iemnet_receiver
EXTERN_STRUCT _iemnet_receiver;
typedef void (*t_iemnet_receivecallback)(void*x, int sockfd, int argc, t_atom*argv);
/**
* create a receiver object: whenever something is received on the socket,
* the callback is called with the payload
*/
t_iemnet_receiver*iemnet__receiver_create(int sock, void*owner, t_iemnet_receivecallback callback);
void iemnet__receiver_destroy(t_iemnet_receiver*);
#if defined(_MSC_VER)
# define IEMNET_EXTERN __declspec(dllexport) extern
# define CCALL __cdecl
# pragma section(".CRT$XCU",read)
# define IEMNET_INITIALIZER(f) \
static void __cdecl autoinit__ ## f(void); \
__declspec(allocate(".CRT$XCU")) void (__cdecl*f##_)(void) = f; \
static void __cdecl autoinit__ ## f(void) { f(); }
#elif defined(__GNUC__)
# define IEMNET_EXTERN extern
# define CCALL
# define IEMNET_INITIALIZER(f) \
static void autoinit__ ## f(void) __attribute__((constructor)); \
static void autoinit__ ## f(void) { f(); }
#endif
#endif /* INCLUDE_IEMNET_H_ */
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