1 files changed, 99 insertions, 0 deletions
diff --git a/win32/iconv/cp936ext.h b/win32/iconv/cp936ext.h
new file mode 100644
index 0000000..33c1201
--- /dev/null
+++ b/win32/iconv/cp936ext.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (C) 1999-2001 Free Software Foundation, Inc.
+ * This file is part of the GNU LIBICONV Library.
+ *
+ * The GNU LIBICONV Library is free software; you can redistribute it
+ * and/or modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * The GNU LIBICONV Library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the GNU LIBICONV Library; see the file COPYING.LIB.
+ * If not, write to the Free Software Foundation, Inc., 59 Temple Place -
+ * Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+/*
+ * CP936 extensions
+ */
+
+static const unsigned short cp936ext_2uni_pagea6[181-159] = {
+  /* 0xa6 */
+                                                          0xfe35,
+  0xfe36, 0xfe39, 0xfe3a, 0xfe3f, 0xfe40, 0xfe3d, 0xfe3e, 0xfe41,
+  0xfe42, 0xfe43, 0xfe44, 0xfffd, 0xfffd, 0xfe3b, 0xfe3c, 0xfe37,
+  0xfe38, 0xfe31, 0xfffd, 0xfe33, 0xfe34,
+};
+static const unsigned short cp936ext_2uni_pagea8[128-122] = {
+  /* 0xa8 */
+                  0x0251, 0xfffd, 0x0144, 0x0148, 0xfffd, 0x0261,
+};
+
+static int
+cp936ext_mbtowc (conv_t conv, ucs4_t *pwc, const unsigned char *s, int n)
+{
+  unsigned char c1 = s[0];
+  if ((c1 == 0xa6) || (c1 == 0xa8)) {
+    if (n >= 2) {
+      unsigned char c2 = s[1];
+      if ((c2 >= 0x40 && c2 < 0x7f) || (c2 >= 0x80 && c2 < 0xff)) {
+        unsigned int i = 190 * (c1 - 0x81) + (c2 - (c2 >= 0x80 ? 0x41 : 0x40));
+        unsigned short wc = 0xfffd;
+        if (i < 7410) {
+          if (i >= 7189 && i < 7211)
+            wc = cp936ext_2uni_pagea6[i-7189];
+        } else {
+          if (i >= 7532 && i < 7538)
+            wc = cp936ext_2uni_pagea8[i-7532];
+        }
+        if (wc != 0xfffd) {
+          *pwc = (ucs4_t) wc;
+          return 2;
+        }
+      }
+      return RET_ILSEQ;
+    }
+    return RET_TOOFEW(0);
+  }
+  return RET_ILSEQ;
+}
+
+static const unsigned short cp936ext_page01[16] = {
+  0x0000, 0x0000, 0x0000, 0x0000, 0xa8bd, 0x0000, 0x0000, 0x0000, /*0x40-0x47*/
+  0xa8be, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*0x48-0x4f*/
+};
+static const unsigned short cp936ext_page02[24] = {
+  0x0000, 0xa8bb, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*0x50-0x57*/
+  0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*0x58-0x5f*/
+  0x0000, 0xa8c0, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, /*0x60-0x67*/
+};
+static const unsigned short cp936ext_pagefe[24] = {
+  0x0000, 0xa6f2, 0x0000, 0xa6f4, 0xa6f5, 0xa6e0, 0xa6e1, 0xa6f0, /*0x30-0x37*/
+  0xa6f1, 0xa6e2, 0xa6e3, 0xa6ee, 0xa6ef, 0xa6e6, 0xa6e7, 0xa6e4, /*0x38-0x3f*/
+  0xa6e5, 0xa6e8, 0xa6e9, 0xa6ea, 0xa6eb, 0x0000, 0x0000, 0x0000, /*0x40-0x47*/
+};
+
+static int
+cp936ext_wctomb (conv_t conv, unsigned char *r, ucs4_t wc, int n)
+{
+  if (n >= 2) {
+    unsigned short c = 0;
+    if (wc >= 0x0140 && wc < 0x0150)
+      c = cp936ext_page01[wc-0x0140];
+    else if (wc >= 0x0250 && wc < 0x0268)
+      c = cp936ext_page02[wc-0x0250];
+    else if (wc >= 0xfe30 && wc < 0xfe48)
+      c = cp936ext_pagefe[wc-0xfe30];
+    if (c != 0) {
+      r[0] = (c >> 8); r[1] = (c & 0xff);
+      return 2;
+    }
+    return RET_ILUNI;
+  }
+  return RET_TOOSMALL;
+}