1 files changed, 113 insertions, 0 deletions
diff --git a/Build/source/texk/dvipdfmx/dvipdfmx-20120420/src/unicode.c b/Build/source/texk/dvipdfmx/dvipdfmx-20120420/src/unicode.c
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index 00000000000..90edd566f6b
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+/*  $Header: /home/cvsroot/dvipdfmx/src/unicode.c,v 1.21 2004/09/11 14:50:29 hirata Exp $
+
+    This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks.
+
+    Copyright (C) 2002 by Jin-Hwan Cho and Shunsaku Hirata,
+    the dvipdfmx project team <dvipdfmx@project.ktug.or.kr>
+
+    Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+*/
+
+/*
+ * Unicode related:
+ *  Conversion between UTF-* and UCS-*.
+ *  ToUnicode CMap
+ *
+ * Normalization?
+ */
+
+#if HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <string.h>
+
+#include "system.h"
+#include "mem.h"
+#include "error.h"
+#include "dpxutil.h"
+
+#include "pdfobj.h"
+#include "pdfresource.h"
+
+#include "pdfencoding.h"
+#include "agl.h"
+#include "unicode.h"
+
+static int __verbose = 0;
+
+#define UC_DEBUG     3
+#define UC_DEBUG_STR "UC"
+
+void
+UC_set_verbose (void)
+{
+  __verbose++;
+}
+
+#define UC_REPLACEMENT_CHAR 0x0000FFFDL
+
+#define UC_SUR_SHIFT      10
+#define UC_SUR_MASK       0x3FFUL
+#define UC_SUR_LOW_START  0xDC00UL
+#define UC_SUR_HIGH_START 0xD800UL
+
+int
+UC_sput_UTF16BE (long ucv, unsigned char **pp, unsigned char *limptr)
+{
+  int count = 0;
+  unsigned char *p = *pp;
+
+  if (ucv >= 0 && ucv <= 0xFFFF) {
+    if (p + 2 >= limptr)
+      ERROR("Not enough space available...");
+    p[0] = (ucv >> 8) & 0xff;
+    p[1] = ucv & 0xff;
+    count = 2;
+  } else if (ucv >= 0x010000L && ucv <= 0x10FFFFL) {
+    unsigned short high, low;
+
+    if (p + 4 >= limptr)
+      ERROR("Not enough space available...");
+    ucv  -= 0x00010000L;
+    high = (ucv >> UC_SUR_SHIFT) + UC_SUR_HIGH_START;
+    low  = (ucv &  UC_SUR_MASK)  + UC_SUR_LOW_START;
+    p[0] = (high >> 8) & 0xff;
+    p[1] = (high & 0xff);
+    p[2] = (low >> 8) & 0xff;
+    p[3] = (low & 0xff);
+    count = 4;
+  } else {
+    if (p + 2 >= limptr)
+      ERROR("Not enough space available...");
+    p[0] = (UC_REPLACEMENT_CHAR >> 8) & 0xff;
+    p[1] = (UC_REPLACEMENT_CHAR & 0xff);
+    count = 2;
+  }
+
+  *pp += count;
+  return count;
+}
+
+int
+UC_is_valid (long ucv)
+{
+  if (ucv < 0 || (ucv >= 0x0000D800L && ucv <= 0x0000DFFFL))
+    return 0;
+  return 1;
+}
+