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Diffstat (limited to 'src/common/util/Atom.h')
-rw-r--r-- | src/common/util/Atom.h | 127 |
1 files changed, 0 insertions, 127 deletions
diff --git a/src/common/util/Atom.h b/src/common/util/Atom.h deleted file mode 100644 index 2a6ae982..00000000 --- a/src/common/util/Atom.h +++ /dev/null @@ -1,127 +0,0 @@ -/* This file is part of Ingen. Copyright (C) 2006 Dave Robillard. - * - * Ingen 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. - * - * Ingen 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 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., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef ATOM_H -#define ATOM_H - -#include <cstdlib> -#include <cassert> -#include <cstring> -#include <string> - -using std::string; - - -/** An OSC atom (fundamental data types OSC messages are composed of). - */ -class Atom { -public: - enum Type { - NIL, - INT, - FLOAT, - STRING, - BLOB - }; - - Atom() : _type(NIL), _blob_val(0) {} - Atom(int32_t val) : _type(INT), _int_val(val) {} - Atom(float val) : _type(FLOAT), _float_val(val) {} - Atom(const char* val) : _type(STRING), _string_val(strdup(val)) {} - Atom(const string& val) : _type(STRING), _string_val(strdup(val.c_str())) {} - - Atom(void* val) : _type(BLOB), _blob_size(sizeof(val)), _blob_val(malloc(_blob_size)) - { memcpy(_blob_val, val, sizeof(_blob_size)); } - - ~Atom() - { - if (_type == STRING) - free(_string_val); - else if (_type == BLOB) - free(_blob_val); - } - - // Gotta love C++ boilerplate: - - Atom(const Atom& copy) - : _type(copy._type) - , _blob_size(copy._blob_size) - { - switch (_type) { - case NIL: _blob_val = 0; break; - case INT: _int_val = copy._int_val; break; - case FLOAT: _float_val = copy._float_val; break; - case STRING: _string_val = strdup(copy._string_val); break; - - case BLOB: _blob_val = malloc(_blob_size); - memcpy(_blob_val, copy._blob_val, _blob_size); - break; - - default: break; - } - } - - Atom& operator=(const Atom& other) - { - if (_type == BLOB) - free(_blob_val); - else if (_type == STRING) - free(_string_val); - - _type = other._type; - _blob_size = other._blob_size; - - switch (_type) { - case NIL: _blob_val = 0; break; - case INT: _int_val = other._int_val; break; - case FLOAT: _float_val = other._float_val; break; - case STRING: _string_val = strdup(other._string_val); break; - - case BLOB: _blob_val = malloc(_blob_size); - memcpy(_blob_val, other._blob_val, _blob_size); - break; - - default: break; - } - return *this; - } - - /** Type of this atom. Always check this before attempting to get the - * value - attempting to get the incorrectly typed value is a fatal error. - */ - Type type() const { return _type; } - - inline int32_t get_int32() const { assert(_type == INT); return _int_val; } - inline float get_float() const { assert(_type == FLOAT); return _float_val; } - inline const char* get_string() const { assert(_type == STRING); return _string_val; } - inline const void* get_blob() const { assert(_type == BLOB); return _blob_val; } - - inline operator bool() const { return (_type != NIL); } - -private: - Type _type; - - size_t _blob_size; ///< always a multiple of 32 - - union { - int32_t _int_val; - float _float_val; - char* _string_val; - void* _blob_val; - }; -}; - -#endif // ATOM_H |