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[simgrid.git] / src / gras / DataDesc / datadesc.c
index 85a8e1b..d0202e2 100644 (file)
@@ -2,24 +2,25 @@
 
 /* datadesc - data description in order to send/recv it in GRAS             */
 
-/* Authors: Olivier Aumage, Martin Quinson                                  */
-/* Copyright (C) 2003, 2004 the GRAS posse.                                 */
+/* Copyright (c) 2003 Olivier Aumage.                                       */
+/* Copyright (c) 2003, 2004 Martin Quinson.                                 */
+/* All rights reserved.                                                     */
 
 /* 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. */
* under the terms of the license (GNU LGPL) which comes with this package. */
 
-#include "DataDesc/datadesc_private.h"
+#include "gras/DataDesc/datadesc_private.h"
 
-GRAS_LOG_NEW_DEFAULT_SUBCATEGORY(datadesc,GRAS);
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(gras_ddt,gras,"Data description");
 /* FIXME: make this host-dependent using a trick such as UserData*/
-gras_set_t *gras_datadesc_set_local=NULL;
+/*@null@*/xbt_set_t gras_datadesc_set_local=NULL;
 
 
 /* callback for array size when sending strings */
 static int
-_strlen_cb(gras_cbps_t *vars, void *data) {
+_strlen_cb(/*@unused@*/gras_datadesc_type_t type,/*@unused@*/gras_cbps_t vars, void *data) {
 
-  return 1+(long int)strlen(data);
+  return 1+(int)strlen(data);
 }
 
 
@@ -32,8 +33,7 @@ _strlen_cb(gras_cbps_t *vars, void *data) {
  **/
 void
 gras_datadesc_init(void) {
-  gras_error_t errcode;
-  gras_datadesc_type_t *ddt; /* What to add */
+  gras_datadesc_type_t ddt; /* What to add */
 
   /* only initialize once */
   if (gras_datadesc_set_local != NULL)
@@ -41,98 +41,112 @@ gras_datadesc_init(void) {
   
   VERB0("Initializing DataDesc");
   
-  TRYFAIL(gras_set_new(&gras_datadesc_set_local));
+  gras_datadesc_set_local = xbt_set_new();
   
-  TRYFAIL(gras_datadesc_scalar("signed char", 
-                              gras_ddt_scalar_char, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("char"
-                              gras_ddt_scalar_char, 
-                              e_gras_dd_scalar_encoding_sint
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("unsigned char", 
-                              gras_ddt_scalar_char
-                              e_gras_dd_scalar_encoding_uint
-                              &ddt));
+
+  /* all known datatypes */
+
+  ddt = gras_datadesc_scalar("signed char", 
+                            gras_ddt_scalar_char
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("char"
+                            gras_ddt_scalar_char, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("unsigned char"
+                            gras_ddt_scalar_char
+                            e_gras_dd_scalar_encoding_uint);
   
-  TRYFAIL(gras_datadesc_scalar("signed short int", 
-                              gras_ddt_scalar_short, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("short int", 
-                              gras_ddt_scalar_short, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("unsigned short int", 
-                              gras_ddt_scalar_short, 
-                              e_gras_dd_scalar_encoding_uint, 
-                              &ddt));
+  ddt = gras_datadesc_scalar("signed short int", 
+                            gras_ddt_scalar_short, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("short int", 
+                            gras_ddt_scalar_short, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("unsigned short int", 
+                            gras_ddt_scalar_short, 
+                            e_gras_dd_scalar_encoding_uint);
   
-  TRYFAIL(gras_datadesc_scalar("signed int", 
-                              gras_ddt_scalar_int, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("int", 
-                              gras_ddt_scalar_int, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("unsigned int", 
-                              gras_ddt_scalar_int, 
-                              e_gras_dd_scalar_encoding_uint, 
-                              &ddt));
+  ddt = gras_datadesc_scalar("signed int", 
+                            gras_ddt_scalar_int, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("int", 
+                            gras_ddt_scalar_int, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("unsigned int", 
+                            gras_ddt_scalar_int, 
+                            e_gras_dd_scalar_encoding_uint);
   
-  TRYFAIL(gras_datadesc_scalar("signed long int", 
-                              gras_ddt_scalar_long, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("long int", 
-                              gras_ddt_scalar_long, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("unsigned long int", 
-                              gras_ddt_scalar_long, 
-                              e_gras_dd_scalar_encoding_uint, 
-                              &ddt));
+  ddt = gras_datadesc_scalar("signed long int", 
+                            gras_ddt_scalar_long, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("long int", 
+                            gras_ddt_scalar_long, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("unsigned long int", 
+                            gras_ddt_scalar_long, 
+                            e_gras_dd_scalar_encoding_uint);
   
-  TRYFAIL(gras_datadesc_scalar("signed long long int", 
-                              gras_ddt_scalar_long_long, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("long long int", 
-                              gras_ddt_scalar_long_long, 
-                              e_gras_dd_scalar_encoding_sint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("unsigned long long int", 
-                              gras_ddt_scalar_long_long, 
-                              e_gras_dd_scalar_encoding_uint, 
-                              &ddt));
+  ddt = gras_datadesc_scalar("signed long long int",
+                            gras_ddt_scalar_long_long, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("long long int", 
+                            gras_ddt_scalar_long_long, 
+                            e_gras_dd_scalar_encoding_sint);
+  ddt = gras_datadesc_scalar("unsigned long long int", 
+                            gras_ddt_scalar_long_long, 
+                            e_gras_dd_scalar_encoding_uint);
   
-  TRYFAIL(gras_datadesc_scalar("data pointer", 
-                              gras_ddt_scalar_pdata, 
-                              e_gras_dd_scalar_encoding_uint, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("function pointer", 
-                              gras_ddt_scalar_pfunc, 
-                              e_gras_dd_scalar_encoding_uint, 
-                              &ddt));
+  ddt = gras_datadesc_scalar("data pointer", 
+                            gras_ddt_scalar_pdata, 
+                            e_gras_dd_scalar_encoding_uint);
+  ddt = gras_datadesc_scalar("function pointer", 
+                            gras_ddt_scalar_pfunc, 
+                            e_gras_dd_scalar_encoding_uint);
+  
+  ddt = gras_datadesc_scalar("float", 
+                            gras_ddt_scalar_float, 
+                            e_gras_dd_scalar_encoding_float);
+  ddt = gras_datadesc_scalar("double", 
+                            gras_ddt_scalar_double, 
+                            e_gras_dd_scalar_encoding_float);
+
+  ddt = gras_datadesc_array_dyn("char[]", 
+                               gras_datadesc_by_name("char"),
+                               _strlen_cb);
+  ddt = gras_datadesc_ref("string",ddt);
+
+  /* specific datatype: the exception type (for RPC) */
+  ddt = gras_datadesc_struct("ex_t");
+  gras_datadesc_struct_append(ddt,"msg",gras_datadesc_by_name("string"));
+  gras_datadesc_struct_append(ddt,"category",gras_datadesc_by_name("int"));
+  gras_datadesc_struct_append(ddt,"value",gras_datadesc_by_name("int"));
+
+  gras_datadesc_struct_append(ddt,"remote",gras_datadesc_by_name("short int"));
+
+  gras_datadesc_struct_append(ddt,"host",gras_datadesc_by_name("string"));
+  gras_datadesc_struct_append(ddt,"procname",gras_datadesc_by_name("string"));
+  gras_datadesc_struct_append(ddt,"pid",gras_datadesc_by_name("long int"));
+  gras_datadesc_struct_append(ddt,"file",gras_datadesc_by_name("string"));
+  gras_datadesc_struct_append(ddt,"line",gras_datadesc_by_name("int"));
+  gras_datadesc_struct_append(ddt,"func",gras_datadesc_by_name("string"));
+  gras_datadesc_struct_append(ddt,"used",gras_datadesc_by_name("int"));
+  gras_datadesc_cb_field_push(ddt,"used");
+  gras_datadesc_struct_append(ddt,"bt_strings", 
+                             gras_datadesc_ref_pop_arr(gras_datadesc_by_name("string")));
+
+  gras_datadesc_struct_close(ddt);
+
+  /* specific datatype: xbt_host_t */
+  ddt = gras_datadesc_struct("s_xbt_host_t");
+  gras_datadesc_struct_append(ddt,"name",gras_datadesc_by_name("string"));
+  gras_datadesc_struct_append(ddt,"port",gras_datadesc_by_name("int"));
+  gras_datadesc_struct_close(ddt);
+
+  ddt = gras_datadesc_ref("xbt_host_t",ddt);
+
+  /* Dict containing the constant value (for the parsing macro) */
+  gras_dd_constants = xbt_dict_new();
   
-  TRYFAIL(gras_datadesc_scalar("float", 
-                              gras_ddt_scalar_float, 
-                              e_gras_dd_scalar_encoding_float, 
-                              &ddt));
-  TRYFAIL(gras_datadesc_scalar("double", 
-                              gras_ddt_scalar_double, 
-                              e_gras_dd_scalar_encoding_float, 
-                              &ddt));
-
-  TRYFAIL(gras_datadesc_array_dyn("char[]", 
-                                 gras_datadesc_by_name("char"), 
-                                 _strlen_cb,&ddt));
-  TRYFAIL(gras_datadesc_ref("string", 
-                           gras_datadesc_by_name("char[]"), 
-                           &ddt));
-
 }
 
 /**
@@ -143,27 +157,19 @@ gras_datadesc_init(void) {
 void
 gras_datadesc_exit(void) {
   VERB0("Exiting DataDesc");
-  gras_set_free(&gras_datadesc_set_local);
-  gras_datadesc_set_local = NULL;
+  xbt_set_free(&gras_datadesc_set_local);
+  xbt_dict_free(&gras_dd_constants);
   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;
+/** This is mainly to debug */
+const char *
+gras_datadesc_get_name(gras_datadesc_type_t ddt) {
+  return ddt?(const char*)ddt->name:"(null)";
 }
-/**
- * gras_datadesc_get_id:
- *
- * Returns the name of a datadescription (to ease the debug)
- */
+/** This is mainly to debug */
 int
-gras_datadesc_get_id(gras_datadesc_type_t *ddt) {
+gras_datadesc_get_id(gras_datadesc_type_t ddt) {
   return ddt->code;
 }
 
@@ -173,8 +179,8 @@ gras_datadesc_get_id(gras_datadesc_type_t *ddt) {
  * Returns the size occuped by data of this type (on the current arch).
  *
  */
-int gras_datadesc_size(gras_datadesc_type_t *type) {
-  return type->size[GRAS_THISARCH];
+int gras_datadesc_size(gras_datadesc_type_t type) {
+  return type?type->size[GRAS_THISARCH]:0;
 }
 
 /**
@@ -182,9 +188,8 @@ int gras_datadesc_size(gras_datadesc_type_t *type) {
  *
  * For debugging purpose
  */
-void gras_datadesc_type_dump(const gras_datadesc_type_t *ddt){
+void gras_datadesc_type_dump(const gras_datadesc_type_t ddt){
   int cpt;
-  gras_error_t errcode;
 
   printf("DataDesc dump:");
   if(!ddt) {
@@ -192,16 +197,15 @@ void gras_datadesc_type_dump(const gras_datadesc_type_t *ddt){
     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 (cpt=0; cpt<gras_arch_count; cpt++) {
     printf("%s%s%ld%s",
           cpt>0?", ":"",
-          cpt == GRAS_THISARCH ? "*":"",
+          cpt == GRAS_THISARCH ? ">":"",
           ddt->size[cpt],
-          cpt == GRAS_THISARCH ? "*":"");
+          cpt == GRAS_THISARCH ? "<":"");
   }
   printf ("]\n");
 
@@ -209,9 +213,9 @@ void gras_datadesc_type_dump(const gras_datadesc_type_t *ddt){
   for (cpt=0; cpt<gras_arch_count; cpt++) {
     printf("%s%s%ld%s",
           cpt>0?", ":"",
-          cpt == GRAS_THISARCH ? "*":"",
+          cpt == GRAS_THISARCH ? ">":"",
           ddt->alignment[cpt],
-          cpt == GRAS_THISARCH ? "*":"");
+          cpt == GRAS_THISARCH ? "<":"");
   }
   printf ("]\n");
 
@@ -219,27 +223,20 @@ void gras_datadesc_type_dump(const gras_datadesc_type_t *ddt){
   for (cpt=0; cpt<gras_arch_count; cpt++) {
     printf("%s%s%ld%s",
           cpt>0?", ":"",
-          cpt == GRAS_THISARCH ? "*":"",
+          cpt == GRAS_THISARCH ? ">":"",
           ddt->aligned_size[cpt],
-          cpt == GRAS_THISARCH ? "*":"");
+          cpt == GRAS_THISARCH ? "<":"");
   }
   printf ("]\n");
   if (ddt->category_code == e_gras_datadesc_type_cat_struct) {
-    gras_dd_cat_struct_t  struct_data;
-    gras_dd_cat_field_t  *field;
-    gras_datadesc_type_t *sub_type;
+    gras_dd_cat_struct_t struct_data;
+    gras_dd_cat_field_t  field;
 
     struct_data = ddt->category.struct_data;
-    gras_dynar_foreach(struct_data.fields, cpt, field) {
+    xbt_dynar_foreach(struct_data.fields, cpt, field) {
     printf(">>> Dump field #%d (%s) (offset=%ld)\n",
           cpt,field->name,field->offset[GRAS_THISARCH]);
-    errcode=gras_datadesc_by_id(field->code, &sub_type);
-    if (errcode != no_error) {
-      ERROR4("Got %s while searching for the sub type %d, #%d of %s",
-            gras_error_name(errcode),field->code,cpt,ddt->name);
-      gras_abort();
-    }
-    gras_datadesc_type_dump(sub_type);
+    gras_datadesc_type_dump(field->type);
     printf("<<< end dump field #%d (%s)\n",cpt,field->name);
     }
  }