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Diffstat (limited to 'include/pdp_mem.h')
-rw-r--r-- | include/pdp_mem.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/include/pdp_mem.h b/include/pdp_mem.h new file mode 100644 index 0000000..3301655 --- /dev/null +++ b/include/pdp_mem.h @@ -0,0 +1,46 @@ +/* + * Pure Data Packet header file: memory allocation + * Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org> + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef _PDP_MEM_H_ +#define _PDP_MEM_H_ + +#include <pthread.h> + +/* a wrapper around malloc and free to keep track of pdp's memory usage */ +void *pdp_alloc(int size); +void pdp_dealloc(void *stuff); + + +/* fast allocator object (for lists and atoms) */ +#define PDP_FASTALLOC_BLOCK_ELEMENTS 4096 +typedef struct _pdp_fastalloc +{ + unsigned int atom_size; + unsigned int block_elements; + pthread_mutex_t mut; + struct _fastalloc *freelist; + +} t_pdp_fastalloc; + +void *pdp_fastalloc_new_atom(t_pdp_fastalloc *x); +void pdp_fastalloc_save_atom(t_pdp_fastalloc *x, void *atom); +t_pdp_fastalloc *pdp_fastalloc_new(unsigned int size); + +#endif |