unicode-utils.h File Reference

#include <wireshark.h>

Go to the source code of this file.

Macros
#define	DEBUG_UTF_8_ENABLED   false
#define	_CHECK_UTF_8(level, str, len)
#define	WS_UTF_8_CHECK(str, len)    _CHECK_UTF_8(LOG_LEVEL_DEBUG, str, len)
#define	WS_UTF_8_DEBUG_HERE(str, len)    _CHECK_UTF_8(LOG_LEVEL_ECHO, str, len)
#define	ws_utf8_char_len(ch)   (ws_utf8_seqlen[(ch)])
#define	IS_LEAD_SURROGATE(uchar2)    ((uchar2) >= 0xd800 && (uchar2) < 0xdc00)
#define	IS_TRAIL_SURROGATE(uchar2)    ((uchar2) >= 0xdc00 && (uchar2) < 0xe000)
#define	SURROGATE_VALUE(lead, trail)    (((((lead) - 0xd800) << 10) | ((trail) - 0xdc00)) + 0x10000)

Functions
WS_DLL_PUBLIC uint8_t *	ws_utf8_make_valid (wmem_allocator_t *scope, const uint8_t *ptr, ssize_t length)
WS_DLL_PUBLIC wmem_strbuf_t *	ws_utf8_make_valid_strbuf (wmem_allocator_t *scope, const uint8_t *ptr, ssize_t length)

Variables
WSUTIL_EXPORT const int	ws_utf8_seqlen [256]

Detailed Description

Unicode convenience routines.

Macro Definition Documentation

_CHECK_UTF_8

#define _CHECK_UTF_8	(		level,
			str,
			len
	)

Value:

    do {                                                                \
        const char *__uni_endptr;                                       \
        if (DEBUG_UTF_8_ENABLED && (str) != NULL &&                     \
                        !g_utf8_validate(str, len, &__uni_endptr)) {    \
            ws_log_utf8(str, len, __uni_endptr);                        \
        }                                                               \
    } while (0)

ws_utf8_char_len

#define ws_utf8_char_len

(

ch

)

(ws_utf8_seqlen[(ch)])

Given the first byte in an UTF-8 encoded code point, return the length of the multibyte sequence, or ZERO if the byte is invalid as the first byte in a multibyte sequence.