rtl_uString_newFromAscii_WithLength() and use it in OUString

sal/inc/rtl/ustring.h

@@ -1243,6 +1243,16 @@ SAL_DLLPUBLIC void SAL_CALL rtl_uString_newFromStr_WithLength(
 SAL_DLLPUBLIC void SAL_CALL rtl_uString_newFromAscii(
         rtl_uString ** newStr, const sal_Char * value ) SAL_THROW_EXTERN_C();
 
+/** Allocate a new string that contains a copy of a character array.
+
+    This is equivalent to rtl_uString_newFromAscii(), except that
+    length of the character array is explicitly passed to the function.
+
+    @since 3.6
+ */
+SAL_DLLPUBLIC void SAL_CALL rtl_uString_newFromAscii_WithLength(
+        rtl_uString ** newStr, const sal_Char * value, sal_Int32 len ) SAL_THROW_EXTERN_C();
+
 /** Allocate a new string from an array of Unicode code points.
 
     @param newString

sal/inc/rtl/ustring.hxx

@@ -184,7 +184,7 @@ public:
     OUString( const char (&literal)[ N ] )
     {
         pData = 0;
-        rtl_string2UString( &pData, literal, N - 1, RTL_TEXTENCODING_ASCII_US, 0 );
+        rtl_uString_newFromAscii_WithLength( &pData, literal, N - 1 );
         if (pData == 0) {
 #if defined EXCEPTIONS_OFF
             SAL_WARN("sal", "std::bad_alloc but EXCEPTIONS_OFF");
@@ -338,7 +338,7 @@ public:
     template< int N >
     OUString& operator=( const char (&literal)[ N ] )
     {
-        rtl_string2UString( &pData, literal, N - 1, RTL_TEXTENCODING_ASCII_US, 0 );
+        rtl_uString_newFromAscii_WithLength( &pData, literal, N - 1 );
         if (pData == 0) {
 #if defined EXCEPTIONS_OFF
             SAL_WARN("sal", "std::bad_alloc but EXCEPTIONS_OFF");

sal/rtl/source/ustring.cxx

@@ -471,6 +471,14 @@ void SAL_CALL rtl_uString_newFromAscii( rtl_uString** ppThis,
     else
         nLen = 0;
 
+    rtl_uString_newFromAscii_WithLength( ppThis, pCharStr, nLen );
+}
+
+void SAL_CALL rtl_uString_newFromAscii_WithLength( rtl_uString** ppThis,
+                                        const sal_Char* pCharStr,
+                                        sal_Int32 nLen )
+    SAL_THROW_EXTERN_C()
+{
     if ( !nLen )
     {
         IMPL_RTL_STRINGNAME( new )( ppThis );
@@ -489,7 +497,7 @@ void SAL_CALL rtl_uString_newFromAscii( rtl_uString** ppThis,
         {
             /* Check ASCII range */
             SAL_WARN_IF( ((unsigned char)*pCharStr) > 127, "rtl.string",
-                        "rtl_uString_newFromAscii - Found char > 127" );
+                        "rtl_uString_newFromAscii_WithLength - Found char > 127" );
 
             *pBuffer = *pCharStr;
             pBuffer++;

sal/util/sal.map

@@ -305,6 +305,7 @@ UDK_3_0_0 {
         rtl_uString_newFromStr;
         rtl_uString_newFromStr_WithLength;
         rtl_uString_newFromAscii;
+        rtl_uString_newFromAscii_WithLength;
         rtl_uString_newFromString;
         rtl_uString_newReplace;
         rtl_uString_newReplaceStrAt;