+++ /dev/null
-/* $Id$ */
-
-/* datadesc_private - declarations visible only from within datadesc */
-
-/* Authors: Olivier Aumage, Martin Quinson */
-/* Copyright (C) 2003, 2004 the GRAS posse. */
-
-/* This program is free software; you can redistribute it and/or modify it
- under the terms of the license (GNU LGPL) which comes with this package. */
-
-#ifndef GRAS_DATADESC_PRIVATE_H
-#define GRAS_DATADESC_PRIVATE_H
-
-#include "gras_private.h"
-#include "DataDesc/datadesc_interface.h"
-
-#define aligned(v, a) (((v) + (a - 1)) & ~(a - 1))
-
-
-
-/**********************************************************/
-/* Actual definitions of the stuff in the type descriptor */
-/**********************************************************/
-
-/**
- * e_gras_datadesc_type_category:
- *
- * Defines all possible type categories
- */
-typedef enum e_gras_datadesc_type_category {
- e_gras_datadesc_type_cat_undefined = 0,
-
- e_gras_datadesc_type_cat_scalar,
- e_gras_datadesc_type_cat_struct,
- e_gras_datadesc_type_cat_union,
- e_gras_datadesc_type_cat_ref, /* ref to an uniq element */
- e_gras_datadesc_type_cat_array,
- e_gras_datadesc_type_cat_ignored,
-
- e_gras_datadesc_type_cat_invalid
-} gras_datadesc_type_category_t;
-
-
-/*------------------------------------------------*/
-/* definitions of specific data for each category */
-/*------------------------------------------------*/
-/**
- * s_gras_dd_cat_field:
- *
- * Fields of struct and union
- */
-typedef struct s_gras_dd_cat_field {
-
- char *name;
- long int offset; /* only for struct */
- int code;
-
- gras_datadesc_type_cb_void_t pre;
- gras_datadesc_type_cb_void_t post;
-
-} gras_dd_cat_field_t;
-void gras_dd_cat_field_free(void *f);
-
-/**
- * gras_dd_cat_scalar_t:
- *
- * Specific fields of a scalar
- */
-enum e_gras_dd_scalar_encoding {
- e_gras_dd_scalar_encoding_undefined = 0,
-
- e_gras_dd_scalar_encoding_uint,
- e_gras_dd_scalar_encoding_sint,
- e_gras_dd_scalar_encoding_float,
-
- e_gras_dd_scalar_encoding_invalid
-};
-typedef struct s_gras_dd_cat_scalar {
- enum e_gras_dd_scalar_encoding encoding;
-} gras_dd_cat_scalar_t;
-
-/**
- * gras_dd_cat_struct_t:
- *
- * Specific fields of a struct
- */
-typedef struct s_gras_dd_cat_struct {
- gras_dynar_t *fields; /* elm type = gras_dd_cat_struct_field_t */
-} gras_dd_cat_struct_t;
-
-/**
- * gras_dd_cat_union_t:
- *
- * Specific fields of a union
- */
-typedef struct s_gras_dd_cat_union {
- gras_datadesc_type_cb_int_t field_count;
- gras_dynar_t *fields; /* elm type = gras_dd_cat_union_field_t */
-} gras_dd_cat_union_t;
-
-/**
- * gras_dd_cat_ref_t:
- *
- * Specific fields of a reference
- */
-typedef struct s_gras_dd_cat_ref {
- int code;
-
- /* callback used to return the referenced type number */
- gras_datadesc_type_cb_int_t discriminant;
-} gras_dd_cat_ref_t;
-
-
-/**
- * gras_dd_cat_array_t:
- *
- * Specific fields of an array
- */
-typedef struct s_gras_dd_cat_array {
- int code;
-
- /* element_count < 0 means dynamically defined */
- long int fixed_size;
-
- /* callback used to return the dynamic length */
- gras_datadesc_type_cb_int_t dynamic_size;
-} gras_dd_cat_array_t;
-
-/**
- * gras_dd_cat_ignored_t:
- *
- * Specific fields of an ignored field
- */
-typedef struct s_gras_dd_cat_ignored {
- void *default_value;
-} gras_dd_cat_ignored_t;
-
-
-/**
- * u_gras_datadesc_category:
- *
- * Specific data to each possible category
- */
-union u_gras_datadesc_category {
- void *undefined_data;
- gras_dd_cat_scalar_t scalar_data;
- gras_dd_cat_struct_t struct_data;
- gras_dd_cat_union_t union_data;
- gras_dd_cat_ref_t ref_data;
- gras_dd_cat_array_t array_data;
- gras_dd_cat_ignored_t ignored_data;
-};
-
-
-/****************************************/
-/* The holy grail: type descriptor type */
-/****************************************/
-/**
- * s_gras_datadesc_type:
- *
- * Type descriptor.
- */
-struct s_gras_datadesc_type {
- /* headers for the data set */
- unsigned int code;
- char *name;
- unsigned int name_len;
-
- /* payload */
- long int size;
-
- long int alignment;
- long int aligned_size;
-
- enum e_gras_datadesc_type_category category_code;
- union u_gras_datadesc_category category;
-
- gras_datadesc_type_cb_void_t pre;
- gras_datadesc_type_cb_void_t post;
-};
-
-/***************************
- * Type creation functions *
- ***************************/
-gras_error_t
-gras_ddt_new_scalar(const char *name,
- long int size,
- enum e_gras_dd_scalar_encoding encoding,
- gras_datadesc_type_cb_void_t cb,
- gras_datadesc_type_t **dst);
-gras_error_t
-gras_ddt_new_struct(const char *name,
- gras_datadesc_type_cb_void_t pre,
- gras_datadesc_type_cb_void_t post,
- gras_datadesc_type_t **dst);
-gras_error_t
-gras_ddt_new_struct_append(gras_datadesc_type_t *struct_type,
- const char *name,
- gras_datadesc_type_t *field_type,
- gras_datadesc_type_cb_void_t pre,
- gras_datadesc_type_cb_void_t post);
-gras_error_t
-gras_ddt_new_union(const char *name,
- gras_datadesc_type_cb_int_t field_count,
- gras_datadesc_type_cb_void_t post,
- gras_datadesc_type_t **dst);
-gras_error_t
-gras_ddt_new_union_append(gras_datadesc_type_t *union_type,
- const char *name,
- gras_datadesc_type_t *field_type,
- gras_datadesc_type_cb_void_t pre,
- gras_datadesc_type_cb_void_t post);
-gras_error_t
-gras_ddt_new_ref(const char *name,
- gras_datadesc_type_t *referenced_type,
- gras_datadesc_type_cb_int_t discriminant,
- gras_datadesc_type_cb_void_t post,
- gras_datadesc_type_t **dst);
-gras_error_t
-gras_ddt_new_array(const char *name,
- gras_datadesc_type_t *element_type,
- long int fixed_size,
- gras_datadesc_type_cb_int_t dynamic_size,
- gras_datadesc_type_cb_void_t post,
- gras_datadesc_type_t **dst);
-
-
-
-#endif /* GRAS_DATADESC_PRIVATE_H */
