file/src/ascmagic.c

72 	unichar *ubuf = NULL;
91 	if (file_encoding(ms, &bb, &ubuf, &ulen, &code, &code_mime,
96 		    ubuf, ulen, code, type, text);
98 	free(ubuf);
105     const struct buffer *b, unichar *ubuf, size_t ulen, const char *code,
141 		/* Convert ubuf to UTF-8 and try text soft magic */
149 		if ((utf8_end = encode_utf8(utf8_buf, mlen, ubuf, ulen))
174 		if (ubuf[i] == '\n') {
183 		seen_cr = (ubuf[i] == '\r');
187 		if (ubuf[i] == 0x85) { /* X3.64/ECMA-43 "next line" character */
196 		if (ubuf[i] == '\033')
198 		if (ubuf[i] == '\b')
337 encode_utf8(unsigned char *buf, size_t len, unichar *ubuf, size_t ulen)
343 		if (ubuf[i] <= 0x7f) {
346 			*buf++ = CAST(unsigned char, ubuf[i]);
347 		} else if (ubuf[i] <= 0x7ff) {
350 			*buf++ = CAST(unsigned char, (ubuf[i] >> 6) + 0xc0);
351 			*buf++ = CAST(unsigned char, (ubuf[i] & 0x3f) + 0x80);
352 		} else if (ubuf[i] <= 0xffff) {
355 			*buf++ = CAST(unsigned char, (ubuf[i] >> 12) + 0xe0);
356 			*buf++ = CAST(unsigned char, ((ubuf[i] >> 6) & 0x3f) + 0x80);
357 			*buf++ = CAST(unsigned char, (ubuf[i] & 0x3f) + 0x80);
358 		} else if (ubuf[i] <= 0x1fffff) {
361 			*buf++ = CAST(unsigned char, (ubuf[i] >> 18) + 0xf0);
362 			*buf++ = CAST(unsigned char, ((ubuf[i] >> 12) & 0x3f) + 0x80);
363 			*buf++ = CAST(unsigned char, ((ubuf[i] >>  6) & 0x3f) + 0x80);
364 			*buf++ = CAST(unsigned char, (ubuf[i] & 0x3f) + 0x80);
365 		} else if (ubuf[i] <= 0x3ffffff) {
368 			*buf++ = CAST(unsigned char, (ubuf[i] >> 24) + 0xf8);
369 			*buf++ = CAST(unsigned char, ((ubuf[i] >> 18) & 0x3f) + 0x80);
370 			*buf++ = CAST(unsigned char, ((ubuf[i] >> 12) & 0x3f) + 0x80);
371 			*buf++ = CAST(unsigned char, ((ubuf[i] >>  6) & 0x3f) + 0x80);
372 			*buf++ = CAST(unsigned char, (ubuf[i] & 0x3f) + 0x80);
373 		} else if (ubuf[i] <= 0x7fffffff) {
376 			*buf++ = CAST(unsigned char, (ubuf[i] >> 30) + 0xfc);
377 			*buf++ = CAST(unsigned char, ((ubuf[i] >> 24) & 0x3f) + 0x80);
378 			*buf++ = CAST(unsigned char, ((ubuf[i] >> 18) & 0x3f) + 0x80);
379 			*buf++ = CAST(unsigned char, ((ubuf[i] >> 12) & 0x3f) + 0x80);
380 			*buf++ = CAST(unsigned char, ((ubuf[i] >>  6) & 0x3f) + 0x80);
381 			*buf++ = CAST(unsigned char, (ubuf[i] & 0x3f) + 0x80);