rtbuf/rtbuf/data.h

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• Hash : ac8cff75
  Author : Thomas de Grivel
  Date : 2020-01-09T15:24:35
  

  import from libdata 0.1
  

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• data.h

• /*
   * Copyright 2018 Thomas de Grivel <thoxdg@gmail.com> +33614550127
   *
   * Permission to use, copy, modify, and distribute this software for any
   * purpose with or without fee is hereby granted, provided that the above
   * copyright notice and this permission notice appear in all copies.
   *
   * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   */
  #ifndef DATA_H
  #define DATA_H
  
  typedef enum {
    DATA_TYPE_BITS,
    DATA_TYPE_VECTOR,
    DATA_TYPE_INTEGER,
    DATA_TYPE_FLOAT,
    DATA_TYPE_STRUCT
  } e_data_type;
  
  #define DATA_TYPE_SIGNED     1
  #define DATA_TYPE_BIG_ENDIAN 2
  
  typedef struct data_type {
    unsigned int bits;
    unsigned int type;
  } s_data_type;
  
  typedef struct data_type_vector {
    s_data_type  t;
    s_data_type *element_type;
    unsigned int nmemb;
  } s_data_type_vector;
  
  typedef struct data_type_integer {
    s_data_type  t;
    unsigned int flags;
  } s_data_type_integer;
  
  typedef struct data_type_float {
    s_data_type t;
  } s_data_type_float;
  
  typedef struct data_type_struct {
    s_data_type  t;
    s_data_type *first;
    struct data_type_struct *rest;
  } s_data_type_struct;
  
  typedef union data_type_ {
    s_data_type         t;
    s_data_type_vector  t_vector;
    s_data_type_integer t_integer;
    s_data_type_float   t_float;
    s_data_type_struct  t_struct;
  } u_data_type;
  
  #define DATA_TYPE_MAX 1024
  
  u_data_type * data_type_new (unsigned int bits, unsigned int type);
  void          data_type_delete (s_data_type *t);
  
  typedef void f_data_init (void *data);
  typedef void f_data_clean (void *data);
  
  typedef struct data_alloc {
    s_data_type  *t;
    unsigned int  max;
    void         *mem;
    unsigned int  n;
    unsigned int *free;
    unsigned int  free_n;
    f_data_init  *init;
    f_data_clean *clean;
  } s_data_alloc;
  
  #define DATA_ALLOC_MAX 1024
  
  void * data_new (s_data_alloc *da);
  int    data_new_i (s_data_alloc *da);
  void   data_delete (s_data_alloc *da, void *data);
  
  void           data_alloc_init (s_data_alloc *da, s_data_type *t,
                                  unsigned int max, f_data_init *init,
                                  f_data_clean *clean);
  void           data_alloc_clean (s_data_alloc *da);
  s_data_alloc * data_alloc_new (s_data_type *t,
                                 unsigned int max, f_data_init *init,
                                 f_data_clean *clean);
  void           data_alloc_delete (s_data_alloc *da);
  
  int libdata_init ();
  
  #endif
  

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