diff options
Diffstat (limited to 'src/any2bytes.c')
| -rw-r--r-- | src/any2bytes.c | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/src/any2bytes.c b/src/any2bytes.c new file mode 100644 index 0000000..c2b2425 --- /dev/null +++ b/src/any2bytes.c @@ -0,0 +1,181 @@ +/* -*- Mode: C -*- */ +/*=============================================================================*\ + * File: any2bytes.c + * Author: Bryan Jurish <moocow@ling.uni-potsdam.de> + * Description: convert pd messages to strings (dynamic allocation) + * + * 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.h" + +/* black magic */ +#ifdef NT +#pragma warning( disable : 4244 ) +#pragma warning( disable : 4305 ) +#endif + +/*-------------------------------------------------------------------- + * DEBUG + *--------------------------------------------------------------------*/ +/*#define ANY2BYTES_DEBUG 1*/ + +#ifdef ANY2BYTES_DEBUG +# define A2SDEBUG(x) x +#else +# define A2SDEBUG(x) +#endif + +#define ANY2BYTES_DEFAULT_BUFLEN PDSTRING_DEFAULT_BUFLEN + + +/*===================================================================== + * Structures and Types: any2bytes + *=====================================================================*/ +static t_class *any2bytes_class; + +typedef struct _any2bytes +{ + t_object x_obj; + t_pdstring_bytes x_bytes; //-- byte buffer + t_pdstring_atoms x_atoms; //-- atom buffer (for output) + t_float x_eos; //-- EOS character to add (<0 for none) + t_binbuf *x_binbuf; + t_inlet *x_eos_in; + t_outlet *x_outlet; +} t_any2bytes; + + +/*===================================================================== + * Constants + *=====================================================================*/ +static char *any2bytes_banner = "any2bytes: pdstring version " PACKAGE_VERSION " by Bryan Jurish"; + +/*===================================================================== + * Methods + *=====================================================================*/ + +/*-------------------------------------------------------------------- + * anything + */ +static void any2bytes_anything(t_any2bytes *x, t_symbol *sel, int argc, t_atom *argv) +{ + //-- convert any -> bytes -> atoms + t_pdstring_atoms arg_atoms = {argv,argc,0}; + pdstring_bytes_clear(&x->x_bytes); + pdstring_any2bytes(x, &x->x_bytes, sel, &arg_atoms, x->x_binbuf); + pdstring_bytes2atoms(x, &x->x_atoms, &x->x_bytes, x->x_eos); + + //-- output + outlet_list(x->x_outlet, &s_list, x->x_atoms.a_len, x->x_atoms.a_buf); +} + +/*-------------------------------------------------------------------- + * new + */ +static void *any2bytes_new(MOO_UNUSED t_symbol *sel, int argc, t_atom *argv) +{ + t_any2bytes *x = (t_any2bytes *)pd_new(any2bytes_class); + int bufsize = ANY2BYTES_DEFAULT_BUFLEN; + + //-- defaults + x->x_eos = 0; + + //-- args: 0: bufsize + if (argc > 0) { + int initial_bufsize = atom_getintarg(0, argc, argv); + if (initial_bufsize > 0) { bufsize = initial_bufsize; } + } + //-- args: 1: eos + if (argc > 1) { + x->x_eos = atom_getfloatarg(1, argc, argv); + } + + //-- allocate + pdstring_bytes_init(&x->x_bytes, 0); //-- x_bytes gets clobbered by binbuf_gettext() + pdstring_atoms_init(&x->x_atoms, bufsize); + x->x_binbuf = binbuf_new(); + + //-- inlets + x->x_eos_in = floatinlet_new(&x->x_obj, &x->x_eos); + + //-- outlets + x->x_outlet = outlet_new(&x->x_obj, &s_list); + + //-- report + A2SDEBUG(post("any2bytes_new(): x=%p, eos=%d, binbuf=%p", x, x->x_eos, x->x_binbuf)); + + return (void *)x; +} + +/*-------------------------------------------------------------------- + * free + */ +static void any2bytes_free(t_any2bytes *x) +{ + pdstring_bytes_clear(&x->x_bytes); + pdstring_atoms_clear(&x->x_atoms); + binbuf_free(x->x_binbuf); + inlet_free(x->x_eos_in); + outlet_free(x->x_outlet); + return; +} + +/*-------------------------------------------------------------------- + * setup (guts) + */ +void any2bytes_setup_guts(void) +{ + //-- class + any2bytes_class = class_new(gensym("any2bytes"), + (t_newmethod)any2bytes_new, + (t_method)any2bytes_free, + sizeof(t_any2bytes), + CLASS_DEFAULT, + A_GIMME, //-- initial_bufsize, eos_char + 0); + + //-- alias + class_addcreator((t_newmethod)any2bytes_new, gensym("any2string"), A_GIMME, 0); + + //-- methods + class_addanything(any2bytes_class, (t_method)any2bytes_anything); + + //-- help symbol + //class_sethelpsymbol(any2bytes_class, gensym("any2bytes-help.pd")); //-- breaks pd-extended help lookup +} + + +/*-------------------------------------------------------------------- + * setup + */ +void any2bytes_setup(void) +{ + post(any2bytes_banner); + any2bytes_setup_guts(); +} |