59     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
60     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
61     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
62     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
63     0, 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
66     4, 4, 4, 4, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
70  * returns charlen if valid, 0 if not.
76  * 0000 0000-0000 007F   0.......
92     (c)0x20, (c)0x80, (c)0x80, (c)0x80, (c)0x80, (c)0x80, (c)0x80, (c)0x80,
93     (c)0x80, (c)0x80, (c)0x80, (c)0x80, (c)0x80, (c)0x80, (c)0x80, (c)0x80,
94     (c)0x30, (c)0x80, (c)0x80, (c)0x80, (c)0x80, (c)0x00, (c)0x00, (c)0x00,
95     (c)0x00, (c)0x00, (c)0x00, (c)0x00, (c)0x00, (c)0x00, (c)0x00, (c)0x00 };
99  * Convert a UTF8 character to a UCS4 character.  Return 0 on success,
108         0, 0x7f, 0x1f, 0x0f, 0x07 };  in krb5int_utf8_to_ucs4()
110     *out = 0;  in krb5int_utf8_to_ucs4()
113     if (len == 0)  in krb5int_utf8_to_ucs4()
116     ch = c[0] & mask[len];  in krb5int_utf8_to_ucs4()
119         if ((c[i] & 0xc0) != 0x80)  in krb5int_utf8_to_ucs4()
123         ch |= c[i] & 0x3f;  in krb5int_utf8_to_ucs4()
126     if (ch > 0x10ffff)  in krb5int_utf8_to_ucs4()
130     return 0;  in krb5int_utf8_to_ucs4()
136     size_t len = 0;  in krb5int_ucs4_to_utf8()
140     if (c > 0x10ffff)  in krb5int_ucs4_to_utf8()
141         return 0;  in krb5int_ucs4_to_utf8()
145         if (c < 0x80) return 1;  in krb5int_ucs4_to_utf8()
146         else if (c < 0x800) return 2;  in krb5int_ucs4_to_utf8()
147         else if (c < 0x10000) return 3;  in krb5int_ucs4_to_utf8()
151     if (c < 0x80) {  in krb5int_ucs4_to_utf8()
153     } else if (c < 0x800) {  in krb5int_ucs4_to_utf8()
154         p[len++] = 0xc0 | ( c >> 6 );  in krb5int_ucs4_to_utf8()
155         p[len++] = 0x80 | ( c & 0x3f );  in krb5int_ucs4_to_utf8()
156     } else if (c < 0x10000) {  in krb5int_ucs4_to_utf8()
157         p[len++] = 0xe0 | ( c >> 12 );  in krb5int_ucs4_to_utf8()
158         p[len++] = 0x80 | ( (c >> 6) & 0x3f );  in krb5int_ucs4_to_utf8()
159         p[len++] = 0x80 | ( c & 0x3f );  in krb5int_ucs4_to_utf8()
160     } else /* if (c < 0x110000) */ {  in krb5int_ucs4_to_utf8()
161         p[len++] = 0xf0 | ( c >> 18 );  in krb5int_ucs4_to_utf8()
162         p[len++] = 0x80 | ( (c >> 12) & 0x3f );  in krb5int_ucs4_to_utf8()
163         p[len++] = 0x80 | ( (c >> 6) & 0x3f );  in krb5int_ucs4_to_utf8()
164         p[len++] = 0x80 | ( c & 0x3f );  in krb5int_ucs4_to_utf8()