add OUString::toUInt64()

Change-Id: I2051e161219d424d2c2b69faf6f939cfe21fa5f7
Reviewed-on: https://gerrit.libreoffice.org/1980
Reviewed-by: Luboš Luňák <l.lunak@suse.cz>
Tested-by: Luboš Luňák <l.lunak@suse.cz>

2 files changed, 33 insertions, 0 deletions

diff --git a/sal/inc/rtl/ustring.h b/sal/inc/rtl/ustring.h
index ab2707d00eb2..35be5fed1e8a 100644
--- a/sal/inc/rtl/ustring.h
+++ b/sal/inc/rtl/ustring.h
@@ -1073,6 +1073,25 @@ SAL_DLLPUBLIC sal_Bool SAL_CALL rtl_ustr_toBoolean(
 SAL_DLLPUBLIC sal_Int32 SAL_CALL rtl_ustr_toInt32(
         const sal_Unicode * str, sal_Int16 radix ) SAL_THROW_EXTERN_C();
 
+/** Interpret a string as an unsigned long integer.
+
+    This function cannot be used for language-specific conversion.  The string
+    must be null-terminated.
+
+    @param str
+    a null-terminated string.
+
+    @param radix
+    the radix.  Must be between RTL_USTR_MIN_RADIX (2) and RTL_USTR_MAX_RADIX
+    (36), inclusive.
+
+    @return
+    the long integer value represented by the string, or 0 if the string does
+    not represent a long integer.
+ */
+SAL_DLLPUBLIC sal_uInt64 SAL_CALL rtl_ustr_toUInt64(
+        const sal_Unicode * str, sal_Int16 radix ) SAL_THROW_EXTERN_C();
+
 /** Interpret a string as a long integer.
 
     This function cannot be used for language-specific conversion.  The string
diff --git a/sal/inc/rtl/ustring.hxx b/sal/inc/rtl/ustring.hxx
index 192ba2bee0e2..8190d208ae68 100644
--- a/sal/inc/rtl/ustring.hxx
+++ b/sal/inc/rtl/ustring.hxx
@@ -1843,6 +1843,20 @@ public:
     }
 
     /**
+      Returns the uint64 value from this string.
+
+      This function can't be used for language specific conversion.
+
+      @param    radix       the radix (between 2 and 36)
+      @return   the uint64 represented from this string.
+                0 if this string represents no number.
+    */
+    sal_uInt64 toUInt64( sal_Int16 radix = 10 ) const SAL_THROW(())
+    {
+        return rtl_ustr_toUInt64( pData->buffer, radix );
+    }
+
+    /**
       Returns the float value from this string.
 
       This function can't be used for language specific conversion.