3 /* datadesc - data description in order to send/recv it in GRAS */
5 /* Copyright (c) 2003 Olivier Aumage. */
6 /* Copyright (c) 2003, 2004 Martin Quinson. */
7 /* All rights reserved. */
9 /* This program is free software; you can redistribute it and/or modify it
10 * under the terms of the license (GNU LGPL) which comes with this package. */
12 #include "gras/DataDesc/datadesc_private.h"
14 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(datadesc,gras,"Data description");
15 /* FIXME: make this host-dependent using a trick such as UserData*/
16 /*@null@*/xbt_set_t gras_datadesc_set_local=NULL;
19 /* callback for array size when sending strings */
21 _strlen_cb(/*@unused@*/gras_datadesc_type_t type,/*@unused@*/gras_cbps_t vars, void *data) {
23 return 1+(int)strlen(data);
30 * Initialize the datadesc module.
31 * FIXME: We assume that when neither signed nor unsigned is given,
32 * that means signed. To be checked by configure.
35 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 = xbt_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);
116 ddt = gras_datadesc_struct("ex_t");
117 gras_datadesc_struct_append(ddt,"msg",gras_datadesc_by_name("string"));
118 gras_datadesc_struct_append(ddt,"category",gras_datadesc_by_name("short int"));
119 gras_datadesc_struct_append(ddt,"value",gras_datadesc_by_name("int"));
121 gras_datadesc_struct_append(ddt,"host",gras_datadesc_by_name("string"));
122 gras_datadesc_struct_append(ddt,"procname",gras_datadesc_by_name("string"));
123 gras_datadesc_struct_append(ddt,"file",gras_datadesc_by_name("string"));
124 gras_datadesc_struct_append(ddt,"line",gras_datadesc_by_name("int"));
125 gras_datadesc_struct_append(ddt,"func",gras_datadesc_by_name("string"));
126 gras_datadesc_struct_append(ddt,"bt",
127 gras_datadesc_array_fixed("char*{XBT_BACKTRACE_SIZE]",
128 gras_datadesc_by_name("string"),
129 XBT_BACKTRACE_SIZE));
130 gras_datadesc_struct_append(ddt,"used",gras_datadesc_by_name("int"));
131 gras_datadesc_struct_close(ddt);
135 * gras_datadesc_exit:
137 * Finalize the datadesc module
140 gras_datadesc_exit(void) {
141 VERB0("Exiting DataDesc");
142 xbt_set_free(&gras_datadesc_set_local);
143 DEBUG0("Exited DataDesc");
146 /** This is mainly to debug */
148 gras_datadesc_get_name(gras_datadesc_type_t ddt) {
149 return ddt?(const char*)ddt->name:"(null)";
151 /** This is mainly to debug */
153 gras_datadesc_get_id(gras_datadesc_type_t ddt) {
158 * gras_datadesc_size:
160 * Returns the size occuped by data of this type (on the current arch).
163 int gras_datadesc_size(gras_datadesc_type_t type) {
164 return type?type->size[GRAS_THISARCH]:0;
168 * gras_datadesc_type_dump:
170 * For debugging purpose
172 void gras_datadesc_type_dump(const gras_datadesc_type_t ddt){
175 printf("DataDesc dump:");
180 printf ("%s (ID:%d)\n",ddt->name,ddt->code);
181 printf (" category: %s\n",gras_datadesc_cat_names[ddt->category_code]);
184 for (cpt=0; cpt<gras_arch_count; cpt++) {
187 cpt == GRAS_THISARCH ? ">":"",
189 cpt == GRAS_THISARCH ? "<":"");
193 printf (" alignment[");
194 for (cpt=0; cpt<gras_arch_count; cpt++) {
197 cpt == GRAS_THISARCH ? ">":"",
199 cpt == GRAS_THISARCH ? "<":"");
203 printf (" aligned_size[");
204 for (cpt=0; cpt<gras_arch_count; cpt++) {
207 cpt == GRAS_THISARCH ? ">":"",
208 ddt->aligned_size[cpt],
209 cpt == GRAS_THISARCH ? "<":"");
212 if (ddt->category_code == e_gras_datadesc_type_cat_struct) {
213 gras_dd_cat_struct_t struct_data;
214 gras_dd_cat_field_t field;
216 struct_data = ddt->category.struct_data;
217 xbt_dynar_foreach(struct_data.fields, cpt, field) {
218 printf(">>> Dump field #%d (%s) (offset=%ld)\n",
219 cpt,field->name,field->offset[GRAS_THISARCH]);
220 gras_datadesc_type_dump(field->type);
221 printf("<<< end dump field #%d (%s)\n",cpt,field->name);