Use ASCII-compatible fallback if an encoder has no values defined for code points below U+0020. Bug 399257, r=jshin

2008-06-04 22:53:33 +03:00
parent 8c26deee39
commit ea779da983
2 changed files with 60 additions and 2 deletions
--- a/intl/uconv/util/nsUnicodeEncodeHelper.cpp
+++ b/intl/uconv/util/nsUnicodeEncodeHelper.cpp
@@ -62,8 +62,13 @@ nsresult nsUnicodeEncodeHelper::ConvertByTable(

  while (src < srcEnd) {
    if (!uMapCode((uTable*) aMappingTable, static_cast<PRUnichar>(*(src++)), reinterpret_cast<PRUint16*>(&med))) {
-      res = NS_ERROR_UENC_NOMAPPING;
-      break;
+      if (*(src - 1) < 0x20) {
+        // some tables are missing the 0x00 - 0x20 part
+        med = *(src - 1);
+      } else {
+        res = NS_ERROR_UENC_NOMAPPING;
+        break;
+      }
    }

    PRBool charFound;