openMSX
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Enumerations | |
enum | utf_error { OK, NOT_ENOUGH_ROOM, INVALID_LEAD, INCOMPLETE_SEQUENCE, OVERLONG_SEQUENCE, INVALID_CODE_POINT } |
Functions | |
bool | is_trail (uint8_t oc) |
bool | is_surrogate (uint16_t cp) |
bool | is_code_point_valid (uint32_t cp) |
unsigned | sequence_length (uint8_t lead) |
template<typename octet_iterator > | |
utf_error | validate_next (octet_iterator &it, octet_iterator end, uint32_t *code_point) |
template<typename octet_iterator > | |
utf_error | validate_next (octet_iterator &it, octet_iterator end) |
Variables | |
const uint16_t | LEAD_SURROGATE_MIN = 0xd800u |
const uint16_t | LEAD_SURROGATE_MAX = 0xdbffu |
const uint16_t | TRAIL_SURROGATE_MIN = 0xdc00u |
const uint16_t | TRAIL_SURROGATE_MAX = 0xdfffu |
const uint16_t | LEAD_OFFSET = LEAD_SURROGATE_MIN - (0x10000 >> 10) |
const uint32_t | SURROGATE_OFFSET = 0x10000u - (LEAD_SURROGATE_MIN << 10) - TRAIL_SURROGATE_MIN |
const uint32_t | CODE_POINT_MAX = 0x0010ffffu |
Enumerator | |
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OK | |
NOT_ENOUGH_ROOM | |
INVALID_LEAD | |
INCOMPLETE_SEQUENCE | |
OVERLONG_SEQUENCE | |
INVALID_CODE_POINT |
Definition at line 88 of file utf8_core.hh.
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inline |
Definition at line 67 of file utf8_core.hh.
References CODE_POINT_MAX, and is_surrogate().
Referenced by utf8::append(), and validate_next().
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inline |
Definition at line 62 of file utf8_core.hh.
References LEAD_SURROGATE_MIN, and TRAIL_SURROGATE_MAX.
Referenced by is_code_point_valid(), utf8::utf16to8(), and utf8::unchecked::utf16to8().
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inline |
Definition at line 57 of file utf8_core.hh.
Referenced by utf8::unchecked::prior(), utf8::prior(), utf8::replace_invalid(), utf8::sync_backward(), utf8::sync_forward(), and validate_next().
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inline |
Definition at line 73 of file utf8_core.hh.
Referenced by utf8::unchecked::next(), utf8::unchecked::iterator< octet_iterator >::operator++(), and validate_next().
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inline |
Definition at line 200 of file utf8_core.hh.
References end(), and validate_next().
utf_error utf8::internal::validate_next | ( | octet_iterator & | it, |
octet_iterator | end, | ||
uint32_t * | code_point | ||
) |
Definition at line 98 of file utf8_core.hh.
References utf8::advance(), utf8::distance(), end(), INCOMPLETE_SEQUENCE, INVALID_CODE_POINT, INVALID_LEAD, is_code_point_valid(), is_trail(), gl::length(), NOT_ENOUGH_ROOM, OK, OVERLONG_SEQUENCE, repeat(), and sequence_length().
Referenced by utf8::find_invalid(), utf8::next(), utf8::replace_invalid(), and validate_next().
const uint32_t utf8::internal::CODE_POINT_MAX = 0x0010ffffu |
Definition at line 55 of file utf8_core.hh.
Referenced by utf8::append(), and is_code_point_valid().
const uint16_t utf8::internal::LEAD_OFFSET = LEAD_SURROGATE_MIN - (0x10000 >> 10) |
Definition at line 51 of file utf8_core.hh.
Referenced by utf8::utf8to16(), and utf8::unchecked::utf8to16().
const uint16_t utf8::internal::LEAD_SURROGATE_MAX = 0xdbffu |
Definition at line 48 of file utf8_core.hh.
const uint16_t utf8::internal::LEAD_SURROGATE_MIN = 0xd800u |
Definition at line 47 of file utf8_core.hh.
Referenced by is_surrogate().
const uint32_t utf8::internal::SURROGATE_OFFSET = 0x10000u - (LEAD_SURROGATE_MIN << 10) - TRAIL_SURROGATE_MIN |
Definition at line 52 of file utf8_core.hh.
Referenced by utf8::utf16to8(), and utf8::unchecked::utf16to8().
const uint16_t utf8::internal::TRAIL_SURROGATE_MAX = 0xdfffu |
Definition at line 50 of file utf8_core.hh.
Referenced by is_surrogate(), and utf8::utf16to8().
const uint16_t utf8::internal::TRAIL_SURROGATE_MIN = 0xdc00u |
Definition at line 49 of file utf8_core.hh.
Referenced by utf8::utf16to8(), utf8::utf8to16(), and utf8::unchecked::utf8to16().