idna.h File Reference

interface to international domain name handling. More...

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Macros
#define	IDNA_UNICODE_CCC_VIRAMA   9
	Unicode canonical combining class for virama. More...

Functions
nserror	idna_encode (const char *host, size_t len, char **ace_host, size_t *ace_len)
	Convert a hostname to an ACE version suitable for DNS lookup. More...
nserror	idna_decode (const char *ace_host, size_t ace_len, char **host, size_t *host_len)
	Convert a hostname from ACE to UTF-8 suitable for display. More...

Detailed Description

interface to international domain name handling.

Definition in file idna.h.

Macro Definition Documentation

IDNA_UNICODE_CCC_VIRAMA

#define IDNA_UNICODE_CCC_VIRAMA   9

Unicode canonical combining class for virama.

Definition at line 30 of file idna.h.

Function Documentation

idna_decode()

nserror idna_decode	(	const char *	ace_host,
		size_t	ace_len,
		char **	host,
		size_t *	host_len
	)

Convert a hostname from ACE to UTF-8 suitable for display.

Parameters

ace_host	String containing host
ace_len	Length of host string
host	Pointer to update with the output
host_len	Pointer to update with length of host

Returns

NSERROR_OK on success, appropriate error otherwise

If return value != NSERROR_OK, output will be left untouched.

Definition at line 785 of file idna.c.

References FQDN_APPEND, FQDN_MAX, idna__ace_to_ucs4(), idna__host_label_length(), idna__is_ace(), idna__ucs4_to_utf8(), NO_ACTION, NSERROR_BAD_URL, and NSERROR_OK.

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idna_encode()

nserror idna_encode	(	const char *	host,
		size_t	len,
		char **	ace_host,
		size_t *	ace_len
	)

Convert a hostname to an ACE version suitable for DNS lookup.

Parameters

host	String containing host
len	Length of host string
ace_host	Pointer to update with the output
ace_len	Pointer to update with length of ace_host

Returns

NSERROR_OK on success, appropriate error otherwise

If return value != NSERROR_OK, output will be left untouched.

Definition at line 713 of file idna.c.

References FQDN_APPEND, FQDN_MAX, idna__host_label_length(), idna__is_ace(), idna__is_ldh(), idna__is_valid(), idna__ucs4_to_ace(), idna__utf8_to_ucs4(), idna__verify(), NO_ACTION, NSERROR_BAD_URL, NSERROR_OK, and NSLOG.

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