5 static inline unsigned int utf8_seqlen(long codepoint)  in utf8_seqlen()  argument
7   if(codepoint < 0x0000080) return 1;  in utf8_seqlen()
8   if(codepoint < 0x0000800) return 2;  in utf8_seqlen()
9   if(codepoint < 0x0010000) return 3;  in utf8_seqlen()
10   if(codepoint < 0x0200000) return 4;  in utf8_seqlen()
11   if(codepoint < 0x4000000) return 5;  in utf8_seqlen()
16 static int fill_utf8(long codepoint, char *str)  in fill_utf8()  argument
18   int nbytes = utf8_seqlen(codepoint);  in fill_utf8()
24     str[b] = 0x80 | (codepoint & 0x3f);  in fill_utf8()
25     codepoint >>= 6;  in fill_utf8()
29     case 1: str[0] =        (codepoint & 0x7f); break;  in fill_utf8()
30     case 2: str[0] = 0xc0 | (codepoint & 0x1f); break;  in fill_utf8()
31     case 3: str[0] = 0xe0 | (codepoint & 0x0f); break;  in fill_utf8()
32     case 4: str[0] = 0xf0 | (codepoint & 0x07); break;  in fill_utf8()
33     case 5: str[0] = 0xf8 | (codepoint & 0x03); break;  in fill_utf8()
34     case 6: str[0] = 0xfc | (codepoint & 0x01); break;  in fill_utf8()