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Linux Programmer's Manual (3)
iconv_open - allocate descriptor for character set conversion
iconv_t iconv_open(const char *tocode, const char *fromcode);
function allocates a conversion descriptor suitable
for converting byte sequences from character encoding
The values permitted for
and the supported
combinations are system-dependent.
For the GNU C library, the permitted
values are listed by the
command, and all combinations
of the listed values are supported.
Furthermore the GNU C library and the
GNU libiconv library support the following two suffixes:
When the string "//TRANSLIT" is appended to
This means that when a character cannot be represented in the
target character set, it can be approximated through one or several
similarly looking characters.
When the string "//IGNORE" is appended to
cannot be represented in the target character set will be silently discarded.
The resulting conversion descriptor can be used with
any number of times.
It remains valid until deallocated using
A conversion descriptor contains a conversion state.
After creation using
the state is in the initial state.
modifies the descriptor's conversion state.
(This implies that a conversion
descriptor can not be used in multiple threads simultaneously.)
To bring the state back to the initial state, use
with NULL as
function returns a freshly allocated conversion
In case of error, it sets
The following error can occur, among others:
The conversion from
is not supported by the
This function is available in glibc since version 2.1.
This page is part of release 3.66 of the Linux
A description of the project,
information about reporting bugs,
and the latest version of this page,
can be found at
- RETURN VALUE
- CONFORMING TO
- SEE ALSO
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Time: 21:43:01 GMT, July 12, 2014