Lines Matching refs:buf
72 const unsigned char *buf = CAST(const unsigned char *, b->fbuf); in file_encoding() local
102 if (looks_ascii(buf, nbytes, *ubuf, ulen)) { in file_encoding()
103 if (looks_utf7(buf, nbytes, *ubuf, ulen) > 0) { in file_encoding()
112 } else if (looks_utf8_with_BOM(buf, nbytes, *ubuf, ulen) > 0) { in file_encoding()
116 } else if (file_looks_utf8(buf, nbytes, *ubuf, ulen) > 1) { in file_encoding()
120 } else if ((ucs_type = looks_ucs32(buf, nbytes, *ubuf, ulen)) != 0) { in file_encoding()
129 } else if ((ucs_type = looks_ucs16(buf, nbytes, *ubuf, ulen)) != 0) { in file_encoding()
138 } else if (looks_latin1(buf, nbytes, *ubuf, ulen)) { in file_encoding()
142 } else if (looks_extended(buf, nbytes, *ubuf, ulen)) { in file_encoding()
147 from_ebcdic(buf, nbytes, nbuf); in file_encoding()
253 looks_ascii(const unsigned char *buf, size_t nbytes, unicodechar *ubuf, in looks_ascii() argument
261 int t = text_chars[buf[i]]; in looks_ascii()
266 ubuf[(*ulen)++] = buf[i]; in looks_ascii()
273 looks_latin1(const unsigned char *buf, size_t nbytes, unicodechar *ubuf, size_t *ulen) in looks_latin1() argument
280 int t = text_chars[buf[i]]; in looks_latin1()
285 ubuf[(*ulen)++] = buf[i]; in looks_latin1()
292 looks_extended(const unsigned char *buf, size_t nbytes, unicodechar *ubuf, in looks_extended() argument
300 int t = text_chars[buf[i]]; in looks_extended()
305 ubuf[(*ulen)++] = buf[i]; in looks_extended()
323 file_looks_utf8(const unsigned char *buf, size_t nbytes, unicodechar *ubuf, size_t *ulen) in file_looks_utf8() argument
334 if ((buf[i] & 0x80) == 0) { /* 0xxxxxxx is plain ASCII */ in file_looks_utf8()
340 if (text_chars[buf[i]] != T) in file_looks_utf8()
344 ubuf[(*ulen)++] = buf[i]; in file_looks_utf8()
345 } else if ((buf[i] & 0x40) == 0) { /* 10xxxxxx never 1st byte */ in file_looks_utf8()
350 if ((buf[i] & 0x20) == 0) { /* 110xxxxx */ in file_looks_utf8()
351 c = buf[i] & 0x1f; in file_looks_utf8()
353 } else if ((buf[i] & 0x10) == 0) { /* 1110xxxx */ in file_looks_utf8()
354 c = buf[i] & 0x0f; in file_looks_utf8()
356 } else if ((buf[i] & 0x08) == 0) { /* 11110xxx */ in file_looks_utf8()
357 c = buf[i] & 0x07; in file_looks_utf8()
359 } else if ((buf[i] & 0x04) == 0) { /* 111110xx */ in file_looks_utf8()
360 c = buf[i] & 0x03; in file_looks_utf8()
362 } else if ((buf[i] & 0x02) == 0) { /* 1111110x */ in file_looks_utf8()
363 c = buf[i] & 0x01; in file_looks_utf8()
373 if ((buf[i] & 0x80) == 0 || (buf[i] & 0x40)) in file_looks_utf8()
376 c = (c << 6) + (buf[i] & 0x3f); in file_looks_utf8()
394 looks_utf8_with_BOM(const unsigned char *buf, size_t nbytes, unicodechar *ubuf, in looks_utf8_with_BOM() argument
397 if (nbytes > 3 && buf[0] == 0xef && buf[1] == 0xbb && buf[2] == 0xbf) in looks_utf8_with_BOM()
398 return file_looks_utf8(buf + 3, nbytes - 3, ubuf, ulen); in looks_utf8_with_BOM()
404 looks_utf7(const unsigned char *buf, size_t nbytes, unicodechar *ubuf, size_t *ulen) in looks_utf7() argument
406 if (nbytes > 4 && buf[0] == '+' && buf[1] == '/' && buf[2] == 'v') in looks_utf7()
407 switch (buf[3]) { in looks_utf7()
588 from_ebcdic(const unsigned char *buf, size_t nbytes, unsigned char *out) in from_ebcdic() argument
593 out[i] = ebcdic_to_ascii[buf[i]]; in from_ebcdic()
