ICU-64260.0.1.tar.gz

[apple/icu.git] / icuSources / common / ucnvmbcs.h

diff --git a/icuSources/common/ucnvmbcs.h b/icuSources/common/ucnvmbcs.h
index 7875f826d2e614be731bfbb3be1491128a381e0f..209cdc532d4d23a3ec7b2205b6c1bcbeef517ad2 100644 (file)
--- a/icuSources/common/ucnvmbcs.h
+++ b/icuSources/common/ucnvmbcs.h
@@ -1,12 +1,14 @@
+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
 /*
 ******************************************************************************
 *
-*   Copyright (C) 2000-2011, International Business Machines
+*   Copyright (C) 2000-2013, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 ******************************************************************************
 *   file name:  ucnvmbcs.h
-*   encoding:   US-ASCII
+*   encoding:   UTF-8
 *   tab size:   8 (not used)
 *   indentation:4
 *
@@ -60,6 +62,9 @@
  *
  * When possible, makeconv continues to generate version 4.m files.
  *
+ * _MBCSHeader.version 5.4/4.4 supports "good one-way" mappings (|4)
+ * in the extension tables (fromUTableValues bit 30). See ucnv_ext.h for details.
+ *
  * _MBCSHeader.version 4.3 optionally modifies the fromUnicode data structures
  * slightly and optionally adds a table for conversion to MBCS (non-SBCS)
  * charsets.
@@ -274,17 +279,17 @@ enum {
 
 #define MBCS_ENTRY_SET_STATE(entry, state) (int32_t)(((entry)&0x80ffffff)|((int32_t)(state)<<24L))
 
-#define MBCS_ENTRY_STATE(entry) (((entry)>>24)&0x7f)
+#define MBCS_ENTRY_STATE(entry) ((((uint32_t)entry)>>24)&0x7f)
 
 #define MBCS_ENTRY_IS_TRANSITION(entry) ((entry)>=0)
 #define MBCS_ENTRY_IS_FINAL(entry) ((entry)<0)
 
-#define MBCS_ENTRY_TRANSITION_STATE(entry) ((entry)>>24)
+#define MBCS_ENTRY_TRANSITION_STATE(entry) (((uint32_t)entry)>>24)
 #define MBCS_ENTRY_TRANSITION_OFFSET(entry) ((entry)&0xffffff)
 
-#define MBCS_ENTRY_FINAL_STATE(entry) (((entry)>>24)&0x7f)
+#define MBCS_ENTRY_FINAL_STATE(entry) ((((uint32_t)entry)>>24)&0x7f)
 #define MBCS_ENTRY_FINAL_IS_VALID_DIRECT_16(entry) ((entry)<(int32_t)0x80100000)
-#define MBCS_ENTRY_FINAL_ACTION(entry) (((entry)>>20)&0xf)
+#define MBCS_ENTRY_FINAL_ACTION(entry) ((((uint32_t)entry)>>20)&0xf)
 #define MBCS_ENTRY_FINAL_VALUE(entry) ((entry)&0xfffff)
 #define MBCS_ENTRY_FINAL_VALUE_16(entry) (uint16_t)(entry)