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Fix the ugly case of reference to dynamic array.
[simgrid.git] / src / gras / DataDesc / datadesc.c
index 90b19c7..6fc86b2 100644 (file)
 #include "DataDesc/datadesc_private.h"
 
 GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(DataDesc,GRAS);
-/* FIXME: make this machine-dependent using a trick such as UserData*/
+/* FIXME: make this host-dependent using a trick such as UserData*/
 gras_set_t *gras_datadesc_set_local=NULL;
 
+
+/* callback for array size when sending strings */
+static int
+_strlen_cb(void                        *vars,
+           gras_datadesc_type_t        *type,
+           void                        *data) {
+
+  return 1+(long int)strlen(data);
+}
+
+
 /**
  * gras_datadesc_init:
  *
- * Initialize the datadesc module
+ * Initialize the datadesc module.
+ * FIXME: We assume that when neither signed nor unsigned is given, 
+ *    that means signed. To be checked by configure.
  **/
 void
 gras_datadesc_init(void) {
   gras_error_t errcode;
+  gras_datadesc_type_t *ddt; /* What to add */
 
+  /* only initialize once */
+  if (gras_datadesc_set_local != NULL)
+    return;
+  
   VERB0("Initializing DataDesc");
+  
+  TRYFAIL(gras_set_new(&gras_datadesc_set_local));
+  
+  TRYFAIL(gras_datadesc_declare_scalar("signed char", 
+                                      gras_ddt_scalar_char, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("char", 
+                                      gras_ddt_scalar_char, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("unsigned char", 
+                                      gras_ddt_scalar_char, 
+                                      e_gras_dd_scalar_encoding_uint, 
+                                      NULL, &ddt));
+  
+  TRYFAIL(gras_datadesc_declare_scalar("signed short int", 
+                                      gras_ddt_scalar_short, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("short int", 
+                                      gras_ddt_scalar_short, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("unsigned short int", 
+                                      gras_ddt_scalar_short, 
+                                      e_gras_dd_scalar_encoding_uint, 
+                                      NULL, &ddt));
+  
+  TRYFAIL(gras_datadesc_declare_scalar("signed int", 
+                                      gras_ddt_scalar_int, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("int", 
+                                      gras_ddt_scalar_int, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("unsigned int", 
+                                      gras_ddt_scalar_int, 
+                                      e_gras_dd_scalar_encoding_uint, 
+                                      NULL, &ddt));
+  
+  TRYFAIL(gras_datadesc_declare_scalar("signed long int", 
+                                      gras_ddt_scalar_long, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("long int", 
+                                      gras_ddt_scalar_long, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("unsigned long int", 
+                                      gras_ddt_scalar_long, 
+                                      e_gras_dd_scalar_encoding_uint, 
+                                      NULL, &ddt));
+  
+  TRYFAIL(gras_datadesc_declare_scalar("signed long long int", 
+                                      gras_ddt_scalar_long_long, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("long long int", 
+                                      gras_ddt_scalar_long_long, 
+                                      e_gras_dd_scalar_encoding_sint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("unsigned long long int", 
+                                      gras_ddt_scalar_long_long, 
+                                      e_gras_dd_scalar_encoding_uint, 
+                                      NULL, &ddt));
+  
+  TRYFAIL(gras_datadesc_declare_scalar("data pointer", 
+                                      gras_ddt_scalar_pdata, 
+                                      e_gras_dd_scalar_encoding_uint, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("function pointer", 
+                                      gras_ddt_scalar_pfunc, 
+                                      e_gras_dd_scalar_encoding_uint, 
+                                      NULL, &ddt));
+  
+  TRYFAIL(gras_datadesc_declare_scalar("float", 
+                                      gras_ddt_scalar_float, 
+                                      e_gras_dd_scalar_encoding_float, 
+                                      NULL, &ddt));
+  TRYFAIL(gras_datadesc_declare_scalar("double", 
+                                      gras_ddt_scalar_float, 
+                                      e_gras_dd_scalar_encoding_float, 
+                                      NULL,&ddt));
+
+  TRYFAIL(gras_datadesc_declare_array_dyn("char[]", 
+                                         gras_datadesc_by_name("char"), 
+                                         _strlen_cb,&ddt));
+  TRYFAIL(gras_datadesc_declare_ref("string", 
+                                   gras_datadesc_by_name("char[]"), 
+                                   &ddt));
 
-  errcode =  gras_dd_typeset_create(GRAS_THISARCH,&gras_datadesc_set_local);
-  gras_assert0(errcode==no_error,
-              "Impossible to create the data set containg locally known types");
 }
 
 /**
@@ -39,9 +146,74 @@ void
 gras_datadesc_exit(void) {
   VERB0("Exiting DataDesc");
   gras_set_free(&gras_datadesc_set_local);
+  gras_datadesc_set_local = NULL;
+  DEBUG0("Exited DataDesc");
 }
 
+/**
+ * gras_datadesc_get_name:
+ *
+ * Returns the name of a datadescription (to ease the debug)
+ */
+char *
+gras_datadesc_get_name(gras_datadesc_type_t *ddt) {
+  return ddt->name;
+}
+/**
+ * gras_datadesc_get_id:
+ *
+ * Returns the name of a datadescription (to ease the debug)
+ */
+int
+gras_datadesc_get_id(gras_datadesc_type_t *ddt) {
+  return ddt->code;
+}
+
+/**
+ * gras_datadesc_type_dump:
+ *
+ * For debugging purpose
+ */
+void gras_datadesc_type_dump(const gras_datadesc_type_t *ddt){
+  int i;
 
-/***
- *** BOOTSTRAPING FUNCTIONS: known within GRAS only
- ***/
+  printf("DataDesc dump:");
+  if(!ddt) {
+    printf("(null)\n");
+    return;
+  }
+  printf ("%s (ID:%d)\n",ddt->name,ddt->code);
+  printf ("  refcounter=%d\n",ddt->refcounter);
+  printf ("  category: %s\n",gras_datadesc_cat_names[ddt->category_code]);
+
+  printf ("  size[");
+  for (i=0; i<gras_arch_count; i++) {
+    printf("%s%s%ld%s",
+          i>0?", ":"",
+          i == GRAS_THISARCH ? "*":"",
+          ddt->size[i],
+          i == GRAS_THISARCH ? "*":"");
+  }
+  printf ("]\n");
+
+  printf ("  alignment[");
+  for (i=0; i<gras_arch_count; i++) {
+    printf("%s%s%ld%s",
+          i>0?", ":"",
+          i == GRAS_THISARCH ? "*":"",
+          ddt->alignment[i],
+          i == GRAS_THISARCH ? "*":"");
+  }
+  printf ("]\n");
+
+  printf ("  aligned_size[");
+  for (i=0; i<gras_arch_count; i++) {
+    printf("%s%s%ld%s",
+          i>0?", ":"",
+          i == GRAS_THISARCH ? "*":"",
+          ddt->aligned_size[i],
+          i == GRAS_THISARCH ? "*":"");
+  }
+  printf ("]\n");
+  
+}