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/* -*- Mode: C -*- */
/*=============================================================================*\
* File: bytes2any.c
* Author: Bryan Jurish <moocow@ling.uni-potsdam.de>
* Description: convert strings to pd messages
*
* Copyright (c) 2004-2009 Bryan Jurish.
*
* For information on usage and redistribution, and for a DISCLAIMER OF ALL
* WARRANTIES, see the file "COPYING", in this distribution.
*
* 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.
*=============================================================================*/
#include <string.h>
#include <m_pd.h>
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "mooPdUtils.h"
#include "pdstringUtils.c"
/* black magic */
#ifdef NT
#pragma warning( disable : 4244 )
#pragma warning( disable : 4305 )
#endif
/*--------------------------------------------------------------------
* DEBUG
*--------------------------------------------------------------------*/
/*#define BYTES2ANY_DEBUG 1*/
/*#undef BYTES2ANY_DEBUG*/
#ifdef BYTES2ANY_DEBUG
# define S2ADEBUG(x) x
#else
# define S2ADEBUG(x)
#endif
#define BYTES2ANY_DEFAULT_BUFLEN PDSTRING_DEFAULT_BUFLEN
/*=====================================================================
* Constants
*=====================================================================*/
static char *bytes2any_banner = "bytes2any: pdstring version " PACKAGE_VERSION " by Bryan Jurish";
/*=====================================================================
* Structures and Types: any2string
*=====================================================================*/
static t_class *bytes2any_class;
typedef struct _bytes2any
{
t_object x_obj;
t_pdstring_bytes x_bytes; //-- byte buffer: {b_buf~x_text,b_len~?,b_alloc~x_size}
t_float x_eos; //-- eos byte value
t_binbuf *x_binbuf;
t_inlet *x_eos_in;
t_outlet *x_outlet;
t_outlet *x_outlet_done;
} t_bytes2any;
/*=====================================================================
* Utilities
*=====================================================================*/
/*--------------------------------------------------------------------
* bytes2any_atoms()
*/
static void bytes2any_atoms(t_bytes2any *x, int argc, t_atom *argv)
{
t_pdstring_atoms src = {argv,argc,argc};
pdstring_atoms2bytes(&(x->x_bytes), &src, x->x_eos);
pdstring_bytes2any(NULL, &(x->x_bytes), x->x_binbuf);
int x_argc;
t_atom *x_argv;
/*-- output --*/
x_argc = binbuf_getnatom(x->x_binbuf);
x_argv = binbuf_getvec(x->x_binbuf);
if (x_argc && x_argv->a_type == A_SYMBOL) {
outlet_anything(x->x_outlet,
x_argv->a_w.w_symbol,
x_argc-1,
x_argv+1);
}
else {
outlet_anything(x->x_outlet,
&s_list,
x_argc,
x_argv);
}
}
/*=====================================================================
* Methods
*=====================================================================*/
/*--------------------------------------------------------------------
* anything
*/
static void bytes2any_anything(t_bytes2any *x, MOO_UNUSED t_symbol *sel, int argc, t_atom *argv)
{
int i0=0, i;
/*-- scan & output --*/
if (x->x_eos >= 0) {
for (i=i0; i < argc; i++) {
if (((int)atom_getfloatarg(i,argc,argv))==((int)x->x_eos)) {
bytes2any_atoms(x, i-i0, argv+i0);
i0=i+1;
}
}
}
if (i0 < argc) {
bytes2any_atoms(x, argc-i0, argv+i0);
}
outlet_bang(x->x_outlet_done);
}
/*--------------------------------------------------------------------
* new
*/
static void *bytes2any_new(MOO_UNUSED t_symbol *sel, int argc, t_atom *argv)
{
t_bytes2any *x = (t_bytes2any *)pd_new(bytes2any_class);
int bufsize = BYTES2ANY_DEFAULT_BUFLEN;
//-- defaults
x->x_binbuf = binbuf_new();
x->x_eos = -1;
//-- args: 0: bufsize
if (argc > 0) {
int initial_bufsize = atom_getintarg(0,argc,argv);
if (initial_bufsize > 0) bufsize = initial_bufsize;
x->x_eos = -1; //-- backwards-compatibility hack: no default eos character if only bufsize is specified
}
//-- args: 1: separator
if (argc > 1) {
x->x_eos = atom_getfloatarg(1,argc,argv);
}
//-- allocate x_bytes
pdstring_bytes_init(&x->x_bytes, bufsize);
//-- inlets
x->x_eos_in = floatinlet_new(&x->x_obj, &x->x_eos);
//-- outlets
x->x_outlet = outlet_new(&x->x_obj, &s_list);
x->x_outlet_done = outlet_new(&x->x_obj, &s_bang);
//-- debug
S2ADEBUG(post("bytes2any_new: x=%p, size=%d, eos=%d, binbuf=%p, text=%p", x, x->x_size, x->x_eos, x->x_binbuf, x->x_text));
return (void *)x;
}
/*--------------------------------------------------------------------
* free
*/
static void bytes2any_free(t_bytes2any *x)
{
if (x->x_bytes.b_buf)
freebytes(x->x_bytes.b_buf, x->x_bytes.b_alloc*sizeof(unsigned char));
binbuf_free(x->x_binbuf);
inlet_free(x->x_eos_in);
outlet_free(x->x_outlet_done);
outlet_free(x->x_outlet);
return;
}
/*--------------------------------------------------------------------
* setup: guts
*/
void bytes2any_setup_guts(void)
{
//-- class
bytes2any_class = class_new(gensym("bytes2any"),
(t_newmethod)bytes2any_new,
(t_method)bytes2any_free,
sizeof(t_bytes2any),
CLASS_DEFAULT,
A_GIMME, //-- initial_bufsize, eos_char
0);
//-- alias
class_addcreator((t_newmethod)bytes2any_new, gensym("bytes2any"), A_GIMME, 0);
//-- methods
class_addanything(bytes2any_class, (t_method)bytes2any_anything);
//-- help symbol
//class_sethelpsymbol(bytes2any_class, gensym("bytes2any-help.pd")); //-- breaks pd-extended help lookup
}
/*--------------------------------------------------------------------
* setup
*/
void bytes2any_setup(void)
{
post(bytes2any_banner);
bytes2any_setup_guts();
}
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