cannam@89: /*
cannam@89:  *  Copyright (C) 2004 Steve Harris
cannam@89:  *
cannam@89:  *  This program is free software; you can redistribute it and/or
cannam@89:  *  modify it under the terms of the GNU Lesser General Public License
cannam@89:  *  as published by the Free Software Foundation; either version 2.1
cannam@89:  *  of the License, or (at your option) any later version.
cannam@89:  *
cannam@89:  *  This program is distributed in the hope that it will be useful,
cannam@89:  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
cannam@89:  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
cannam@89:  *  GNU Lesser General Public License for more details.
cannam@89:  *
cannam@89:  *  $Id$
cannam@89:  */
cannam@89: 
cannam@89: #ifndef LO_MACROS_H
cannam@89: #define LO_MACROS_H
cannam@89: 
cannam@89: /* macros that have to be defined after function signatures */
cannam@89: 
cannam@89: #ifdef __cplusplus
cannam@89: extern "C" {
cannam@89: #endif
cannam@89: 
cannam@89: /* \brief Maximum length of UDP messages in bytes
cannam@89:  */
cannam@89: #define LO_MAX_MSG_SIZE 32768
cannam@89: 
cannam@89: /* \brief A set of macros to represent different communications transports
cannam@89:  */
cannam@89: #define LO_DEFAULT 0x0
cannam@89: #define LO_UDP     0x1
cannam@89: #define LO_UNIX    0x2
cannam@89: #define LO_TCP     0x4
cannam@89: 
cannam@89: /* an internal value, ignored in transmission but check against LO_MARKER in the
cannam@89:  * argument list. Used to do primitive bounds checking */
cannam@89: #define LO_MARKER_A 0xdeadbeef
cannam@89: #define LO_MARKER_B 0xf00baa23
cannam@89: #define LO_ARGS_END LO_MARKER_A, LO_MARKER_B
cannam@89: 
cannam@89: #define lo_message_add_varargs(msg, types, list) \
cannam@89:     lo_message_add_varargs_internal(msg, types, list, __FILE__, __LINE__)
cannam@89: 
cannam@89: #ifdef __GNUC__
cannam@89: 
cannam@89: #define lo_message_add(msg, types...)                         \
cannam@89:     lo_message_add_internal(msg, __FILE__, __LINE__, types,   \
cannam@89:                             LO_MARKER_A, LO_MARKER_B)
cannam@89: 
cannam@89: #define lo_send(targ, path, types...) \
cannam@89:         lo_send_internal(targ, __FILE__, __LINE__, path, types, \
cannam@89: 			 LO_MARKER_A, LO_MARKER_B)
cannam@89: 
cannam@89: #define lo_send_timestamped(targ, ts, path, types...) \
cannam@89:         lo_send_timestamped_internal(targ, __FILE__, __LINE__, ts, path, \
cannam@89: 		       	             types, LO_MARKER_A, LO_MARKER_B)
cannam@89: 
cannam@89: #define lo_send_from(targ, from, ts, path, types...) \
cannam@89:         lo_send_from_internal(targ, from, __FILE__, __LINE__, ts, path, \
cannam@89: 		       	             types, LO_MARKER_A, LO_MARKER_B)
cannam@89: 
cannam@89: #else
cannam@89: 
cannam@89: /* In non-GCC compilers, there is no support for variable-argument
cannam@89:  * macros, so provide "internal" vararg functions directly instead. */
cannam@89: 
cannam@89: int lo_message_add(lo_message msg, const char *types, ...);
cannam@89: int lo_send(lo_address targ, const char *path, const char *types, ...);
cannam@89: int lo_send_timestamped(lo_address targ, lo_timetag ts, const char *path, const char *types, ...);
cannam@89: int lo_send_from(lo_address targ, lo_server from, lo_timetag ts, const char *path, const char *types, ...);
cannam@89: 
cannam@89: #endif
cannam@89: 
cannam@89: #ifdef __cplusplus
cannam@89: }
cannam@89: #endif
cannam@89: 
cannam@89: #endif