+ if (UseUTF8())
+ return m_utf8conv.WC2MB( outputBuf, psz, outputSize );
+ else
+ return wxMBConvLibc::WC2MB( outputBuf, psz, outputSize );
+}
+
+// ----------------------------------------------------------------------------
+// UTF-7
+// ----------------------------------------------------------------------------
+
+// Implementation (C) 2004 Fredrik Roubert
+
+//
+// BASE64 decoding table
+//
+static const unsigned char utf7unb64[] =
+{
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0x3e, 0xff, 0xff, 0xff, 0x3f,
+ 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b,
+ 0x3c, 0x3d, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,
+ 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e,
+ 0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16,
+ 0x17, 0x18, 0x19, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
+ 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28,
+ 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30,
+ 0x31, 0x32, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
+
+size_t wxMBConvUTF7::MB2WC(wchar_t *buf, const char *psz, size_t n) const
+{
+ size_t len = 0;
+
+ while (*psz && ((!buf) || (len < n)))
+ {
+ unsigned char cc = *psz++;
+ if (cc != '+')
+ {
+ // plain ASCII char
+ if (buf)
+ *buf++ = cc;
+ len++;
+ }
+ else if (*psz == '-')
+ {
+ // encoded plus sign
+ if (buf)
+ *buf++ = cc;
+ len++;
+ psz++;
+ }
+ else
+ {
+ // BASE64 encoded string
+ bool lsb;
+ unsigned char c;
+ unsigned int d, l;
+ for (lsb = false, d = 0, l = 0;
+ (cc = utf7unb64[(unsigned char)*psz]) != 0xff; psz++)
+ {
+ d <<= 6;
+ d += cc;
+ for (l += 6; l >= 8; lsb = !lsb)
+ {
+ c = (unsigned char)((d >> (l -= 8)) % 256);
+ if (lsb)
+ {
+ if (buf)
+ *buf++ |= c;
+ len ++;
+ }
+ else
+ if (buf)
+ *buf = (wchar_t)(c << 8);
+ }
+ }
+ if (*psz == '-')
+ psz++;
+ }
+ }
+ if (buf && (len < n))
+ *buf = 0;
+ return len;
+}
+
+//
+// BASE64 encoding table
+//
+static const unsigned char utf7enb64[] =
+{
+ 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
+ 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
+ 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X',
+ 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f',
+ 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n',
+ 'o', 'p', 'q', 'r', 's', 't', 'u', 'v',
+ 'w', 'x', 'y', 'z', '0', '1', '2', '3',
+ '4', '5', '6', '7', '8', '9', '+', '/'
+};
+
+//
+// UTF-7 encoding table
+//
+// 0 - Set D (directly encoded characters)
+// 1 - Set O (optional direct characters)
+// 2 - whitespace characters (optional)
+// 3 - special characters
+//
+static const unsigned char utf7encode[128] =
+{
+ 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 3, 3, 2, 3, 3,
+ 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
+ 2, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 3, 0, 0, 0, 3,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0,
+ 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 3, 1, 1, 1,
+ 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 3, 3
+};
+
+size_t wxMBConvUTF7::WC2MB(char *buf, const wchar_t *psz, size_t n) const
+{
+
+
+ size_t len = 0;
+
+ while (*psz && ((!buf) || (len < n)))
+ {
+ wchar_t cc = *psz++;
+ if (cc < 0x80 && utf7encode[cc] < 1)
+ {
+ // plain ASCII char
+ if (buf)
+ *buf++ = (char)cc;
+ len++;
+ }
+#ifndef WC_UTF16
+ else if (((wxUint32)cc) > 0xffff)
+ {
+ // no surrogate pair generation (yet?)
+ return (size_t)-1;
+ }
+#endif
+ else
+ {
+ if (buf)
+ *buf++ = '+';
+ len++;
+ if (cc != '+')
+ {
+ // BASE64 encode string
+ unsigned int lsb, d, l;
+ for (d = 0, l = 0;; psz++)
+ {
+ for (lsb = 0; lsb < 2; lsb ++)
+ {
+ d <<= 8;
+ d += lsb ? cc & 0xff : (cc & 0xff00) >> 8;
+
+ for (l += 8; l >= 6; )
+ {
+ l -= 6;
+ if (buf)
+ *buf++ = utf7enb64[(d >> l) % 64];
+ len++;
+ }
+ }
+ cc = *psz;
+ if (!(cc) || (cc < 0x80 && utf7encode[cc] < 1))
+ break;
+ }
+ if (l != 0)
+ {
+ if (buf)
+ *buf++ = utf7enb64[((d % 16) << (6 - l)) % 64];
+ len++;
+ }
+ }
+ if (buf)
+ *buf++ = '-';
+ len++;
+ }
+ }
+ if (buf && (len < n))
+ *buf = 0;
+ return len;