X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/8a98063fe12e80a332a2f48d4b060815b7ae1efc..35623150364de198acec466c14a210eb8ab63ae6:/src/gras/DataDesc/ddt_convert.c

diff --git a/src/gras/DataDesc/ddt_convert.c b/src/gras/DataDesc/ddt_convert.c
index e310edfec4..0cb1fda860 100644
--- a/src/gras/DataDesc/ddt_convert.c
+++ b/src/gras/DataDesc/ddt_convert.c
@@ -1,10 +1,7 @@
-/* $Id$ */
-
 /* ddt_remote - Stuff needed to get datadescs about remote hosts            */
 
-/* Copyright (c) 2003 Olivier Aumage.                                       */
-/* Copyright (c) 2003, 2004 Martin Quinson.                                 */
-/* All rights reserved.                                                     */
+/* Copyright (c) 2004, 2005, 2006, 2009, 2010. The SimGrid Team.
+ * 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. */
@@ -15,8 +12,8 @@
 
 #include "gras/DataDesc/datadesc_private.h"
 
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(gras_ddt_convert,gras_ddt,
-		"Inter-architecture convertions");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(gras_ddt_convert, gras_ddt,
+                                "Inter-architecture convertions");
 
 /***
  *** Table of all known architectures:
@@ -33,58 +30,64 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(gras_ddt_convert,gras_ddt,
 
   B_C:1/1:_I:2/2:4/4:8/8:8/8:_P:8/8:8/8:_D:4/4:8/8:) gras_arch=7; gras_arch_name=big64;;
 
+  
+  
+  PLEASE DO NOT MESS WITH THESE HARDCODED VALUES
+  
+  
+  Grep GRAS_THISARCH in buildtools/Cmake/CompleteInFiles.cmake for details
+  
  ***/
 
 const gras_arch_desc_t gras_arches[gras_arch_count] = {
 
-		{"little32_1", 	0, {1,2,4,4,8,   4,4,   4,8}, 	/* little endian, 1 byte alignement (win32) */
-				{1,1,1,1,1,   1,1,   1,1}},
+  {"little32_1", 0, {1, 2, 4, 4, 8, 4, 4, 4, 8},        /* little endian, 1 byte alignement (win32) */
+   {1, 1, 1, 1, 1, 1, 1, 1, 1}},
 
-				{"little32_2", 	0, {1,2,4,4,8,   4,4,   4,8}, 	/* little endian, 2 bytes alignements (win32) */
-						{1,2,2,2,2,   2,2,   2,2}},
+  {"little32_2", 0, {1, 2, 4, 4, 8, 4, 4, 4, 8},        /* little endian, 2 bytes alignements (win32) */
+   {1, 2, 2, 2, 2, 2, 2, 2, 2}},
 
-						{"little32_4",    0, {1,2,4,4,8,   4,4,   4,8},   /* little endian, 4 bytes alignements (win32 and linux x86) */
-								{1,2,4,4,4,   4,4,   4,4}},
+  {"little32_4", 0, {1, 2, 4, 4, 8, 4, 4, 4, 8},        /* little endian, 4 bytes alignements (win32 and linux x86) */
+   {1, 2, 4, 4, 4, 4, 4, 4, 4}},
 
-								{"little32_8",    0, {1,2,4,4,8,   4,4,   4,8}, 	/* little endian, 8 bytes alignement (win32) */
-										{1,2,4,4,8,   4,4,   4,8}},
+  {"little32_8", 0, {1, 2, 4, 4, 8, 4, 4, 4, 8},        /* little endian, 8 bytes alignement (win32) */
+   {1, 2, 4, 4, 8, 4, 4, 4, 8}},
 
-										{"little64",      0, {1,2,4,8,8,   8,8,   4,8}, /* alpha, ia64 */
-												{1,2,4,8,8,   8,8,   4,8}},
+  {"little64", 0, {1, 2, 4, 8, 8, 8, 8, 4, 8},  /* alpha, ia64 */
+   {1, 2, 4, 8, 8, 8, 8, 4, 8}},
 
-												{"big32_8",       1, {1,2,4,4,8,   4,4,   4,8},
-														{1,2,4,4,8,   4,4,   4,8}},
+  {"big32_8", 1, {1, 2, 4, 4, 8, 4, 4, 4, 8},
+   {1, 2, 4, 4, 8, 4, 4, 4, 8}},
 
-														{"big32_8_4",     1, {1,2,4,4,8,   4,4,   4,8}, /* AIX */
-																{1,2,4,4,8,   4,4,   4,4}},
+  {"big32_8_4", 1, {1, 2, 4, 4, 8, 4, 4, 4, 8}, /* AIX */
+   {1, 2, 4, 4, 8, 4, 4, 4, 4}},
 
-																{"big32_4",       1, {1,2,4,4,8,   4,4,   4,8}, /* G5 */
-																		{1,2,4,4,4,   4,4,   4,4}},
+  {"big32_4", 1, {1, 2, 4, 4, 8, 4, 4, 4, 8},   /* G5 */
+   {1, 2, 4, 4, 4, 4, 4, 4, 4}},
 
-																		{"big32_2",       1, {1,2,4,4,8,   4,4,   4,8}, /* ARM */
-																				{1,2,2,2,2,   2,2,   2,2}},
+  {"big32_2", 1, {1, 2, 4, 4, 8, 4, 4, 4, 8},   /* ARM */
+   {1, 2, 2, 2, 2, 2, 2, 2, 2}},
 
-																				{"big64",         1, {1,2,4,8,8,   8,8,   4,8}, /* sparc */
-																						{1,2,4,8,8,   8,8,   4,8}},
+  {"big64", 1, {1, 2, 4, 8, 8, 8, 8, 4, 8},     /* sparc */
+   {1, 2, 4, 8, 8, 8, 8, 4, 8}},
 
-																						{"big64_8_4",     1, {1,2,4,8,8,   8,8,   4,8}, /* aix with -maix64 */
-																								{1,2,4,8,8,   8,8,   4,4}}
+  {"big64_8_4", 1, {1, 2, 4, 8, 8, 8, 8, 4, 8}, /* aix with -maix64 */
+   {1, 2, 4, 8, 8, 8, 8, 4, 4}}
 };
 
-const char *gras_datadesc_arch_name(int code) {
-	if (code < 0 || code >= gras_arch_count)
-		return "[unknown arch]";
-	return gras_arches[code].name;
+const char *gras_datadesc_arch_name(int code)
+{
+  if (code < 0 || code >= gras_arch_count)
+    return "[unknown arch]";
+  return gras_arches[code].name;
 }
 
 
 /**
  * Local function doing the grunt work
  */
-static void
-gras_dd_reverse_bytes(void *to,
-		const void *from,
-		size_t length);
+static void gras_dd_reverse_bytes(void *to, const void *from,
+                                  size_t length);
 
 /**
  * gras_dd_convert_elm:
@@ -95,166 +98,160 @@ gras_dd_reverse_bytes(void *to,
  */
 void
 gras_dd_convert_elm(gras_datadesc_type_t type, int count,
-		int r_arch,
-		void *src, void *dst) {
-	gras_dd_cat_scalar_t scal = type->category.scalar_data;
-	int cpt;
-	const void *r_data;
-	void *l_data;
-	unsigned long r_size, l_size;
-	/* Hexadecimal displayer
-  union {
-    char c[sizeof(int)];
-    int i;
-  } tester;
-	 */
-
-	xbt_assert(type->category_code == e_gras_datadesc_type_cat_scalar);
-	xbt_assert(r_arch != GRAS_THISARCH);
-
-	r_size = type->size[r_arch];
-	l_size = type->size[GRAS_THISARCH];
-	DEBUG4("r_size=%lu l_size=%lu,    src=%p dst=%p",
-			r_size,l_size,src,dst);
-
-	DEBUG2("remote=%c local=%c", gras_arches[r_arch].endian?'B':'l',
-			gras_arches[GRAS_THISARCH].endian?'B':'l');
-
-	if(r_size != l_size) {
-		for(cpt = 0, r_data = src, l_data = dst;
-		cpt < count;
-		cpt++,
-		r_data = (char *)r_data + r_size,
-		l_data = (char *)l_data + l_size) {
-
-			/*
-      fprintf(stderr,"r_data=");
-      for (cpt=0; cpt<r_size; cpt++) {
-	tester.i=0;
-	tester.c[0]= ((char*)r_data)[cpt];
-	fprintf(stderr,"\\%02x", tester.i);
+                    int r_arch, void *src, void *dst)
+{
+  gras_dd_cat_scalar_t scal = type->category.scalar_data;
+  int cpt;
+  const void *r_data;
+  void *l_data;
+  unsigned long r_size, l_size;
+  /* Hexadecimal displayer
+     union {
+     char c[sizeof(int)];
+     int i;
+     } tester;
+   */
+
+  xbt_assert(type->category_code == e_gras_datadesc_type_cat_scalar);
+  xbt_assert(r_arch != GRAS_THISARCH);
+
+  r_size = type->size[r_arch];
+  l_size = type->size[GRAS_THISARCH];
+  XBT_DEBUG("r_size=%lu l_size=%lu,    src=%p dst=%p", r_size, l_size, src,
+         dst);
+
+  XBT_DEBUG("remote=%c local=%c", gras_arches[r_arch].endian ? 'B' : 'l',
+         gras_arches[GRAS_THISARCH].endian ? 'B' : 'l');
+
+  if (r_size != l_size) {
+    for (cpt = 0, r_data = src, l_data = dst;
+         cpt < count;
+         cpt++,
+         r_data = (char *) r_data + r_size,
+         l_data = (char *) l_data + l_size) {
+
+      /*
+         fprintf(stderr,"r_data=");
+         for (cpt=0; cpt<r_size; cpt++) {
+         tester.i=0;
+         tester.c[0]= ((char*)r_data)[cpt];
+         fprintf(stderr,"\\%02x", tester.i);
+         }
+         fprintf(stderr,"\n");
+       */
+
+      /* Resize that damn integer, pal */
+
+      unsigned char *l_sign, *r_sign;
+      int padding;
+      int sizeChange = l_size - r_size;
+      int lowOrderFirst = !gras_arches[r_arch].endian ||
+          gras_arches[r_arch].endian == gras_arches[GRAS_THISARCH].endian;
+
+      XBT_DEBUG("Resize integer %d from %lu @%p to %lu @%p",
+             cpt, r_size, r_data, l_size, l_data);
+      xbt_assert(r_data != l_data, "Impossible to resize in place");
+
+      if (sizeChange < 0) {
+        XBT_DEBUG("Truncate %d bytes (%s,%s)", -sizeChange,
+               lowOrderFirst ? "lowOrderFirst" : "bigOrderFirst",
+               scal.encoding ==
+               e_gras_dd_scalar_encoding_sint ? "signed" : "unsigned");
+        /* Truncate high-order bytes. */
+        memcpy(l_data,
+               gras_arches[r_arch].endian ? ((char *) r_data - sizeChange)
+               : r_data, l_size);
+
+        if (scal.encoding == e_gras_dd_scalar_encoding_sint) {
+          XBT_DEBUG("This is signed");
+          /* Make sure the high order bit of r_data and l_data are the same */
+          l_sign = gras_arches[GRAS_THISARCH].endian
+              ? ((unsigned char *) l_data + l_size - 1)
+              : (unsigned char *) l_data;
+          r_sign = gras_arches[r_arch].endian
+              ? ((unsigned char *) r_data + r_size - 1)
+              : (unsigned char *) r_data;
+          XBT_DEBUG("This is signed (r_sign=%c l_sign=%c", *r_sign, *l_sign);
+
+          if ((*r_sign > 127) != (*l_sign > 127)) {
+            if (*r_sign > 127)
+              *l_sign += 128;
+            else
+              *l_sign -= 128;
+          }
+        }
+      } else {
+        XBT_DEBUG("Extend %d bytes", sizeChange);
+        if (scal.encoding != e_gras_dd_scalar_encoding_sint) {
+          XBT_DEBUG("This is signed");
+          padding = 0;          /* pad unsigned with 0 */
+        } else {
+          /* extend sign */
+          r_sign =
+              gras_arches[r_arch].endian ? ((unsigned char *) r_data +
+                                            r_size - 1)
+              : (unsigned char *) r_data;
+          padding = (*r_sign > 127) ? 0xff : 0;
+        }
+
+        memset(l_data, padding, l_size);
+        memcpy(!gras_arches[r_arch].endian ? l_data
+               : ((char *) l_data + sizeChange), r_data, r_size);
+
+        /*
+           fprintf(stderr,"r_data=");
+           for (cpt=0; cpt<r_size; cpt++) {
+           tester.i=0;
+           tester.c[0] = ((char*)r_data)[cpt];
+           fprintf(stderr,"\\%02x", tester.i);
+           }
+           fprintf(stderr,"\n");
+
+           fprintf(stderr,"l_data=");
+           for (cpt=0; cpt<l_size; cpt++) {
+           tester.i=0;
+           tester.c[0]= ((char*)l_data)[cpt];
+           fprintf(stderr,"\\%02x", tester.i);
+           } fprintf(stderr,"\n");
+         */
       }
-      fprintf(stderr,"\n");
-			 */
-
-			/* Resize that damn integer, pal */
-
-			unsigned char *l_sign, *r_sign;
-			int padding;
-			int sizeChange = l_size - r_size;
-			int lowOrderFirst = !gras_arches[r_arch].endian ||
-			gras_arches[r_arch].endian == gras_arches[GRAS_THISARCH].endian;
-
-			DEBUG5("Resize integer %d from %lu @%p to %lu @%p",
-					cpt, r_size,r_data, l_size,l_data);
-			xbt_assert0(r_data != l_data, "Impossible to resize in place");
-
-			if(sizeChange < 0) {
-				DEBUG3("Truncate %d bytes (%s,%s)", -sizeChange,
-						lowOrderFirst?"lowOrderFirst":"bigOrderFirst",
-								scal.encoding == e_gras_dd_scalar_encoding_sint?"signed":"unsigned");
-				/* Truncate high-order bytes. */
-				memcpy(l_data,
-						gras_arches[r_arch].endian ? ((char*)r_data-sizeChange)
-								:         r_data,
-								l_size);
-
-				if(scal.encoding == e_gras_dd_scalar_encoding_sint) {
-					DEBUG0("This is signed");
-					/* Make sure the high order bit of r_data and l_data are the same */
-					l_sign = gras_arches[GRAS_THISARCH].endian
-					? ((unsigned char*)l_data + l_size - 1)
-							:  (unsigned char*)l_data;
-					r_sign = gras_arches[r_arch].endian
-					? ((unsigned char*)r_data + r_size - 1)
-							:  (unsigned char*)r_data;
-					DEBUG2("This is signed (r_sign=%c l_sign=%c", *r_sign,*l_sign);
-
-					if ((*r_sign > 127) != (*l_sign > 127)) {
-						if(*r_sign > 127)
-							*l_sign += 128;
-						else
-							*l_sign -= 128;
-					}
-				}
-			} else {
-				DEBUG1("Extend %d bytes", sizeChange);
-				if (scal.encoding != e_gras_dd_scalar_encoding_sint) {
-					DEBUG0("This is signed");
-					padding = 0; /* pad unsigned with 0 */
-				} else {
-					/* extend sign */
-					r_sign = gras_arches[r_arch].endian ? ((unsigned char*)r_data + r_size - 1)
-							:  (unsigned char*)r_data;
-					padding = (*r_sign > 127) ? 0xff : 0;
-				}
-
-				memset(l_data, padding, l_size);
-				memcpy(!gras_arches[r_arch].endian ? l_data : ((char *)l_data + sizeChange),
-						r_data, r_size);
-
-				/*
-	fprintf(stderr,"r_data=");
-	for (cpt=0; cpt<r_size; cpt++) {
-	  tester.i=0;
-	  tester.c[0] = ((char*)r_data)[cpt];
-	  fprintf(stderr,"\\%02x", tester.i);
-	}
-	fprintf(stderr,"\n");
-
-	fprintf(stderr,"l_data=");
-	for (cpt=0; cpt<l_size; cpt++) {
-	  tester.i=0;
-	  tester.c[0]= ((char*)l_data)[cpt];
-	  fprintf(stderr,"\\%02x", tester.i);
-	} fprintf(stderr,"\n");
-				 */
-			}
-		}
-	}
-
-	/* flip bytes if needed */
-	if(gras_arches[r_arch].endian != gras_arches[GRAS_THISARCH].endian &&
-			(l_size * count)  > 1) {
-
-		for(cpt = 0, r_data=dst, l_data=dst;
-		cpt < count;
-		cpt++,
-		r_data = (char *)r_data + l_size, /* resizing already done */
-		l_data = (char *)l_data + l_size) {
-
-			DEBUG1("Flip elm %d",cpt);
-			gras_dd_reverse_bytes(l_data, r_data, l_size);
-		}
-	}
-
-}
+    }
+  }
 
-static void
-gras_dd_reverse_bytes(void *to,
-		const void *from,
-		size_t length) {
+  /* flip bytes if needed */
+  if (gras_arches[r_arch].endian != gras_arches[GRAS_THISARCH].endian &&
+      (l_size * count) > 1) {
 
-	char charBegin;
-	const char *fromBegin;
-	const char *fromEnd;
-	char *toBegin;
-	char *toEnd;
+    for (cpt = 0, r_data = dst, l_data = dst; cpt < count; cpt++, r_data = (char *) r_data + l_size,    /* resizing already done */
+         l_data = (char *) l_data + l_size) {
 
-	for(fromBegin = (const char *)from,
-			fromEnd = fromBegin + length - 1,
-			toBegin = (char *)to,
-			toEnd = toBegin + length - 1;
+      XBT_DEBUG("Flip elm %d", cpt);
+      gras_dd_reverse_bytes(l_data, r_data, l_size);
+    }
+  }
 
-	fromBegin <= fromEnd;
-
-	fromBegin++, fromEnd--,
-	toBegin++, toEnd--) {
+}
 
-		charBegin = *fromBegin;
-		*toBegin = *fromEnd;
-		*toEnd = charBegin;
-	}
+static void gras_dd_reverse_bytes(void *to, const void *from,
+                                  size_t length)
+{
+
+  char charBegin;
+  const char *fromBegin;
+  const char *fromEnd;
+  char *toBegin;
+  char *toEnd;
+
+  for (fromBegin = (const char *) from,
+       fromEnd = fromBegin + length - 1,
+       toBegin = (char *) to,
+       toEnd = toBegin + length - 1;
+       fromBegin <= fromEnd; fromBegin++, fromEnd--, toBegin++, toEnd--) {
+
+    charBegin = *fromBegin;
+    *toBegin = *fromEnd;
+    *toEnd = charBegin;
+  }
 }
 
 
@@ -263,7 +260,7 @@ gras_dd_reverse_bytes(void *to,
  *
  * returns the ID of the architecture the process is running on
  */
-int
-gras_arch_selfid(void) {
-	return GRAS_THISARCH;
+int gras_arch_selfid(void)
+{
+  return GRAS_THISARCH;
 }