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authorJelmer Vernooij <jelmer@samba.org>2010-06-25 21:51:23 +0200
committerJelmer Vernooij <jelmer@samba.org>2010-06-25 22:48:59 +0200
commite40afe975accd8199ffe54ea9f3c4dedd02edb02 (patch)
tree3a6b82867c30203b215471707e036403baf0b1d7 /lib
parentafc6d2f46d6aed07f828ef2f0aa6b62250468132 (diff)
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Move UCS2 macros to common code
Diffstat (limited to 'lib')
-rw-r--r--lib/util/charset/charset.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/lib/util/charset/charset.h b/lib/util/charset/charset.h
index cc57b3eb54..68907aa593 100644
--- a/lib/util/charset/charset.h
+++ b/lib/util/charset/charset.h
@@ -40,6 +40,29 @@ typedef enum {CH_UTF16LE=0, CH_UTF16=0, CH_UNIX, CH_DISPLAY, CH_DOS, CH_UTF8, CH
typedef uint16_t smb_ucs2_t;
/*
+ * SMB UCS2 (16-bit unicode) internal type.
+ * smb_ucs2_t is *always* in little endian format.
+ */
+
+#ifdef WORDS_BIGENDIAN
+#define UCS2_SHIFT 8
+#else
+#define UCS2_SHIFT 0
+#endif
+
+/* turn a 7 bit character into a ucs2 character */
+#define UCS2_CHAR(c) ((c) << UCS2_SHIFT)
+
+/* return an ascii version of a ucs2 character */
+#define UCS2_TO_CHAR(c) (((c) >> UCS2_SHIFT) & 0xff)
+
+/* Copy into a smb_ucs2_t from a possibly unaligned buffer. Return the copied smb_ucs2_t */
+#define COPY_UCS2_CHAR(dest,src) (((unsigned char *)(dest))[0] = ((unsigned char *)(src))[0],\
+ ((unsigned char *)(dest))[1] = ((unsigned char *)(src))[1], (dest))
+
+
+
+/*
* for each charset we have a function that pulls from that charset to
* a ucs2 buffer, and a function that pushes to a ucs2 buffer
* */