Upgrade to libxml 2.9.2 and libxslt 1.1.28

third_party/libxml/src/xmlmodule.c

 /*
  * xmlmodule.c : basic API for dynamic module loading added 2.6.17
  *
  * See Copyright for the status of this software.
  *
  * joelwreed@comcast.net
  *
  * http://www.fortran-2000.com/ArnaudRecipes/sharedlib.html
  */
 
@@ skipping 12 matching lines @@
     unsigned char *name;
     void *handle;
 };
 
 static void *xmlModulePlatformOpen(const char *name);
 static int xmlModulePlatformClose(void *handle);
 static int xmlModulePlatformSymbol(void *handle, const char *name, void **result);
 
 /************************************************************************
  *                                                                      *
- *              module memory error handler                             *
+ *              module memory error handler                             *
  *                                                                      *
  ************************************************************************/
 
 /**
  * xmlModuleErrMemory:
  * @extra:  extra information
  *
  * Handle an out of memory condition
  */
 static void
@@ skipping 10 matching lines @@
                     name, NULL, 0, 0,
                     "Memory allocation failed : %s\n", extra);
 }
 
 /**
  * xmlModuleOpen:
  * @name: the module name
  * @options: a set of xmlModuleOption
  *
  * Opens a module/shared library given its name or path
+ * NOTE: that due to portability issues, behaviour can only be
+ * guaranteed with @name using ASCII. We canot guarantee that
+ * an UTF-8 string would work, which is why name is a const char *
+ * and not a const xmlChar * .
  * TODO: options are not yet implemented.
  *
  * Returns a handle for the module or NULL in case of error
  */
 xmlModulePtr
 xmlModuleOpen(const char *name, int options ATTRIBUTE_UNUSED)
 {
     xmlModulePtr module;
 
     module = (xmlModulePtr) xmlMalloc(sizeof(xmlModule));
@@ skipping 18 matching lines @@
     return (module);
 }
 
 /**
  * xmlModuleSymbol:
  * @module: the module
  * @name: the name of the symbol
  * @symbol: the resulting symbol address
  *
  * Lookup for a symbol address in the given module
+ * NOTE: that due to portability issues, behaviour can only be
+ * guaranteed with @name using ASCII. We canot guarantee that
+ * an UTF-8 string would work, which is why name is a const char *
+ * and not a const xmlChar * .
  *
  * Returns 0 if the symbol was found, or -1 in case of error
  */
 int
 xmlModuleSymbol(xmlModulePtr module, const char *name, void **symbol)
 {
     int rc = -1;
-        
-    if ((NULL == module) || (symbol == NULL)) {
+
+    if ((NULL == module) || (symbol == NULL) || (name == NULL)) {
         __xmlRaiseError(NULL, NULL, NULL, NULL, NULL, XML_FROM_MODULE,
                         XML_MODULE_OPEN, XML_ERR_FATAL, NULL, 0, 0,
                         NULL, NULL, 0, 0, "null parameter\n");
         return rc;
     }
 
     rc = xmlModulePlatformSymbol(module->handle, name, symbol);
 
     if (rc == -1) {
         __xmlRaiseError(NULL, NULL, NULL, NULL, NULL, XML_FROM_MODULE,
@@ skipping 198 matching lines @@
 
 /*
  * xmlModulePlatformSymbol:
  * http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dllproc/base/getprocaddress.asp
  * returns 0 on success and the loaded symbol in result, and -1 on error.
  */
 
 static int
 xmlModulePlatformSymbol(void *handle, const char *name, void **symbol)
 {
+#ifdef _WIN32_WCE
+    /*
+     * GetProcAddressA seems only available on WinCE
+     */
+    *symbol = GetProcAddressA(handle, name);
+#else
     *symbol = GetProcAddress(handle, name);
+#endif
     return (NULL == *symbol) ? -1 : 0;
 }
 
 #endif /* _WIN32 */
 
 #ifdef HAVE_BEOS
 
 #include <kernel/image.h>
 
 /*
@@ skipping 96 matching lines @@
     rc = DosQueryProcAddr(handle, 0, name, symbol);
 
     return (rc == NO_ERROR) ? 0 : -1;
 }
 
 #endif /* HAVE_OS2 */
 
 #define bottom_xmlmodule
 #include "elfgcchack.h"
 #endif /* LIBXML_MODULES_ENABLED */