3 /* datadesc - data description in order to send/recv it in GRAS */
5 /* Authors: Olivier Aumage, Martin Quinson */
6 /* Copyright (C) 2003, 2004 the GRAS posse. */
8 /* This program is free software; you can redistribute it and/or modify it
9 under the terms of the license (GNU LGPL) which comes with this package. */
11 #include "gras/DataDesc/datadesc_private.h"
13 GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(datadesc,gras,"Data description");
14 /* FIXME: make this host-dependent using a trick such as UserData*/
15 gras_set_t *gras_datadesc_set_local=NULL;
18 /* callback for array size when sending strings */
20 _strlen_cb(gras_cbps_t *vars, void *data) {
22 return 1+(long int)strlen(data);
29 * Initialize the datadesc module.
30 * FIXME: We assume that when neither signed nor unsigned is given,
31 * that means signed. To be checked by configure.
34 gras_datadesc_init(void) {
36 gras_datadesc_type_t *ddt; /* What to add */
38 /* only initialize once */
39 if (gras_datadesc_set_local != NULL)
42 VERB0("Initializing DataDesc");
44 gras_datadesc_set_local = gras_set_new();
46 ddt = gras_datadesc_scalar("signed char",
48 e_gras_dd_scalar_encoding_sint);
49 ddt = gras_datadesc_scalar("char",
51 e_gras_dd_scalar_encoding_sint);
52 ddt = gras_datadesc_scalar("unsigned char",
54 e_gras_dd_scalar_encoding_uint);
56 ddt = gras_datadesc_scalar("signed short int",
57 gras_ddt_scalar_short,
58 e_gras_dd_scalar_encoding_sint);
59 ddt = gras_datadesc_scalar("short int",
60 gras_ddt_scalar_short,
61 e_gras_dd_scalar_encoding_sint);
62 ddt = gras_datadesc_scalar("unsigned short int",
63 gras_ddt_scalar_short,
64 e_gras_dd_scalar_encoding_uint);
66 ddt = gras_datadesc_scalar("signed int",
68 e_gras_dd_scalar_encoding_sint);
69 ddt = gras_datadesc_scalar("int",
71 e_gras_dd_scalar_encoding_sint);
72 ddt = gras_datadesc_scalar("unsigned int",
74 e_gras_dd_scalar_encoding_uint);
76 ddt = gras_datadesc_scalar("signed long int",
78 e_gras_dd_scalar_encoding_sint);
79 ddt = gras_datadesc_scalar("long int",
81 e_gras_dd_scalar_encoding_sint);
82 ddt = gras_datadesc_scalar("unsigned long int",
84 e_gras_dd_scalar_encoding_uint);
86 ddt = gras_datadesc_scalar("signed long long int",
87 gras_ddt_scalar_long_long,
88 e_gras_dd_scalar_encoding_sint);
89 ddt = gras_datadesc_scalar("long long int",
90 gras_ddt_scalar_long_long,
91 e_gras_dd_scalar_encoding_sint);
92 ddt = gras_datadesc_scalar("unsigned long long int",
93 gras_ddt_scalar_long_long,
94 e_gras_dd_scalar_encoding_uint);
96 ddt = gras_datadesc_scalar("data pointer",
97 gras_ddt_scalar_pdata,
98 e_gras_dd_scalar_encoding_uint);
99 ddt = gras_datadesc_scalar("function pointer",
100 gras_ddt_scalar_pfunc,
101 e_gras_dd_scalar_encoding_uint);
103 ddt = gras_datadesc_scalar("float",
104 gras_ddt_scalar_float,
105 e_gras_dd_scalar_encoding_float);
106 ddt = gras_datadesc_scalar("double",
107 gras_ddt_scalar_double,
108 e_gras_dd_scalar_encoding_float);
110 ddt = gras_datadesc_array_dyn("char[]",
111 gras_datadesc_by_name("char"),
113 ddt = gras_datadesc_ref("string",ddt);
118 * gras_datadesc_exit:
120 * Finalize the datadesc module
123 gras_datadesc_exit(void) {
124 VERB0("Exiting DataDesc");
125 gras_set_free(&gras_datadesc_set_local);
126 gras_datadesc_set_local = NULL;
127 DEBUG0("Exited DataDesc");
131 * gras_datadesc_get_name:
133 * Returns the name of a datadescription (to ease the debug)
136 gras_datadesc_get_name(gras_datadesc_type_t *ddt) {
140 * gras_datadesc_get_id:
142 * Returns the name of a datadescription (to ease the debug)
145 gras_datadesc_get_id(gras_datadesc_type_t *ddt) {
150 * gras_datadesc_size:
152 * Returns the size occuped by data of this type (on the current arch).
155 int gras_datadesc_size(gras_datadesc_type_t *type) {
156 return type->size[GRAS_THISARCH];
160 * gras_datadesc_type_dump:
162 * For debugging purpose
164 void gras_datadesc_type_dump(const gras_datadesc_type_t *ddt){
167 printf("DataDesc dump:");
172 printf ("%s (ID:%d)\n",ddt->name,ddt->code);
173 printf (" category: %s\n",gras_datadesc_cat_names[ddt->category_code]);
176 for (cpt=0; cpt<gras_arch_count; cpt++) {
179 cpt == GRAS_THISARCH ? ">":"",
181 cpt == GRAS_THISARCH ? "<":"");
185 printf (" alignment[");
186 for (cpt=0; cpt<gras_arch_count; cpt++) {
189 cpt == GRAS_THISARCH ? ">":"",
191 cpt == GRAS_THISARCH ? "<":"");
195 printf (" aligned_size[");
196 for (cpt=0; cpt<gras_arch_count; cpt++) {
199 cpt == GRAS_THISARCH ? ">":"",
200 ddt->aligned_size[cpt],
201 cpt == GRAS_THISARCH ? "<":"");
204 if (ddt->category_code == e_gras_datadesc_type_cat_struct) {
205 gras_dd_cat_struct_t struct_data;
206 gras_dd_cat_field_t *field;
208 struct_data = ddt->category.struct_data;
209 gras_dynar_foreach(struct_data.fields, cpt, field) {
210 printf(">>> Dump field #%d (%s) (offset=%ld)\n",
211 cpt,field->name,field->offset[GRAS_THISARCH]);
212 gras_datadesc_type_dump(field->type);
213 printf("<<< end dump field #%d (%s)\n",cpt,field->name);