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/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) 2009 - DIGITEO - Allan CORNET
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
*
*/
/*--------------------------------------------------------------------------*/
#include <windows.h>
#include <libxml/xpath.h>
#include <libxml/xmlreader.h>
#include "readBlasSpec.h"
#include "xmlEncoding.h"
/*--------------------------------------------------------------------------*/
static char *getshortpathname(wchar_t *wclongpathname, BOOL *convertok);
static wchar_t *GetXmlFileEncoding(const wchar_t *wcfilename);
/*--------------------------------------------------------------------------*/
struct cpu_struct ** readBlasSpec(wchar_t *blasspec_filename, int *sizeArrayReturned)
{
struct cpu_struct **CPUS_BLAS_SPEC = NULL;
if (blasspec_filename)
{
wchar_t *FileEncoding = GetXmlFileEncoding(blasspec_filename);
if (FileEncoding)
{
if (_wcsicmp(FileEncoding, L"UTF-8") == 0)
{
#define XPATH "//blas_specification/cpu"
BOOL bConvert = FALSE;
char *shortfilename = getshortpathname((wchar_t*)blasspec_filename, &bConvert);
if (shortfilename)
{
xmlXPathContextPtr xpathCtxt = NULL;
xmlXPathObjectPtr xpathObj = NULL;
xmlDocPtr BlasSpecxmlDocPtr = xmlParseFile (shortfilename);
free(shortfilename);
shortfilename = NULL;
xmlKeepBlanksDefault(0);
if (BlasSpecxmlDocPtr)
{
xpathCtxt = xmlXPathNewContext(BlasSpecxmlDocPtr);
xpathObj = xmlXPathEval((const xmlChar*)XPATH, xpathCtxt);
if (xpathObj && xpathObj->nodesetval->nodeMax)
{
/* the Xpath has been understood and there are node */
CPUS_BLAS_SPEC = (struct cpu_struct **) malloc(sizeof(struct cpu_struct *) * xpathObj->nodesetval->nodeNr);
if (CPUS_BLAS_SPEC)
{
int i = 0;
for (i = 0; i < xpathObj->nodesetval->nodeNr; i++)
{
xmlAttrPtr attrib = xpathObj->nodesetval->nodeTab[i]->properties;
CPUS_BLAS_SPEC[i] = (struct cpu_struct *) malloc(sizeof(struct cpu_struct));
if (CPUS_BLAS_SPEC[i])
{
while (attrib != NULL)
{
if (xmlStrEqual (attrib->name, (const xmlChar*) "cpu_manufacturer"))
{
/* we found the tag cpu_manufacturer */
CPUS_BLAS_SPEC[i]->cpu_vendor = toWideString((char*)attrib->children->content);
}
if (xmlStrEqual (attrib->name, (const xmlChar*) "cpu_family"))
{
/* we found the tag cpu_family */
if (strcmp((char*)attrib->children->content, "*") == 0)
{
CPUS_BLAS_SPEC[i]->cpu_family = 0;
}
else
{
CPUS_BLAS_SPEC[i]->cpu_family = atoi((char*)attrib->children->content);
}
}
if (xmlStrEqual (attrib->name, (const xmlChar*) "cpu_model"))
{
/* we found the tag cpu_model */
if (strcmp((char*)attrib->children->content, "*") == 0)
{
CPUS_BLAS_SPEC[i]->cpu_model = 0;
}
else
{
CPUS_BLAS_SPEC[i]->cpu_model = atoi((char*)attrib->children->content);
}
}
if (xmlStrEqual (attrib->name, (const xmlChar*) "dll_filename"))
{
/* we found the tag dll_filename */
CPUS_BLAS_SPEC[i]->dll_filename = toWideString((char*)attrib->children->content);
}
if (xmlStrEqual (attrib->name, (const xmlChar*) "comments"))
{
/* we found the tag comments */
CPUS_BLAS_SPEC[i]->comments = toWideString((char*)attrib->children->content);
}
attrib = attrib->next;
}
}
*sizeArrayReturned = i;
}
}
}
if (xpathObj)
{
xmlXPathFreeObject(xpathObj);
}
if (xpathCtxt)
{
xmlXPathFreeContext(xpathCtxt);
}
xmlFreeDoc (BlasSpecxmlDocPtr);
}
}
}
}
free(FileEncoding);
FileEncoding = NULL;
}
return CPUS_BLAS_SPEC;
}
/*--------------------------------------------------------------------------*/
wchar_t *GetXmlFileEncoding(const wchar_t *wcfilename)
{
wchar_t *encoding = NULL;
if (wcfilename)
{
xmlDocPtr doc = NULL;
BOOL bConvert = FALSE;
char *shortfilename = getshortpathname((wchar_t*)wcfilename, &bConvert);
if (shortfilename)
{
doc = xmlParseFile(shortfilename);
free(shortfilename);
shortfilename = NULL;
if (doc)
{
if (doc->encoding)
{
encoding = toWideString((char*)doc->encoding);
}
}
xmlFreeDoc (doc);
}
}
return encoding;
}
/*--------------------------------------------------------------------------*/
char *getshortpathname(wchar_t *wclongpathname, BOOL *convertok)
{
char *ShortName = NULL;
if (wclongpathname)
{
/* first we try to call to know path length */
wchar_t *ptwShortName = NULL;
int length = GetShortPathNameW(wclongpathname, NULL, 0);
if (length <= 0 )
{
length = MAX_PATH;
}
ptwShortName = (wchar_t*)calloc((length + 1), sizeof(wchar_t));
if (ptwShortName)
{
/* second converts path */
if ( GetShortPathNameW(wclongpathname, ptwShortName, length) )
{
ShortName = toUTF(ptwShortName);
*convertok = TRUE;
}
else
{
/* FAILED */
ShortName = toUTF(wclongpathname);
*convertok = FALSE;
}
if (ptwShortName)
{
free(ptwShortName);
ptwShortName = NULL;
}
}
else
{
/* FAILED */
ShortName = toUTF(wclongpathname);
*convertok = FALSE;
}
}
else
{
/* FAILED */
*convertok = FALSE;
}
return ShortName;
}
/*--------------------------------------------------------------------------*/
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