Upgrade to libxml 2.9.2 and libxslt 1.1.28

third_party/libxslt/libxslt/security.c

 /*
  * security.c: Implementation of the XSLT security framework
  *
  * See Copyright for the status of this software.
  *
  * daniel@veillard.com
  */
 
 #define IN_LIBXSLT
 #include "libxslt.h"
@@ skipping 163 matching lines @@
 }
 
 /**
  * xsltSetDefaultSecurityPrefs:
  * @sec:  the security block to use
  *
  * Set the default security preference application-wide
  */
 void
 xsltSetDefaultSecurityPrefs(xsltSecurityPrefsPtr sec) {
-    
+
     xsltDefaultSecurityPrefs = sec;
 }
 
 /**
  * xsltGetDefaultSecurityPrefs:
  *
  * Get the default security preference application-wide
  *
  * Returns the current xsltSecurityPrefsPtr in use or NULL if none
  */
 xsltSecurityPrefsPtr
 xsltGetDefaultSecurityPrefs(void) {
     return(xsltDefaultSecurityPrefs);
 }
 
 /**
  * xsltSetCtxtSecurityPrefs:
  * @sec:  the security block to use
  * @ctxt:  an XSLT transformation context
  *
  * Set the security preference for a specific transformation
  *
  * Returns -1 in case of error, 0 otherwise
  */
-int                    
+int
 xsltSetCtxtSecurityPrefs(xsltSecurityPrefsPtr sec,
                          xsltTransformContextPtr ctxt) {
     if (ctxt == NULL)
         return(-1);
     ctxt->sec = (void *) sec;
     return(0);
 }
 
 
 /**
@@ skipping 38 matching lines @@
 
 /**
  * xsltCheckFilename
  * @path:  the path to check
  *
  * function checks to see if @path is a valid source
  * (file, socket...) for XML.
  *
  * TODO: remove at some point !!!
  * Local copy of xmlCheckFilename to avoid a hard dependency on
- * a new version of libxml2 
+ * a new version of libxml2
  *
  * if stat is not available on the target machine,
  * returns 1.  if stat fails, returns 0 (if calling
  * stat on the filename fails, it can't be right).
  * if stat succeeds and the file is a directory,
  * returns 2.  otherwise returns 1.
  */
 
 static int
 xsltCheckFilename (const char *path)
 {
 #ifdef HAVE_STAT
     struct stat stat_buffer;
 #if defined(WIN32) && !defined(__CYGWIN__)
     DWORD dwAttrs;
 
-    dwAttrs = GetFileAttributesA(path); 
+    dwAttrs = GetFileAttributesA(path);
     if (dwAttrs != INVALID_FILE_ATTRIBUTES) {
         if (dwAttrs & FILE_ATTRIBUTE_DIRECTORY) {
             return 2;
                 }
     }
 #endif
 
     if (stat(path, &stat_buffer) == -1)
         return 0;
 
@@ skipping 175 matching lines @@
                              "Network file read for %s refused\n", URL);
                 xmlFreeURI(uri);
                 return(0);
             }
         }
     }
     xmlFreeURI(uri);
     return(1);
 }