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ZIP_FILE_SET_COMMENT(3) FreeBSD Library Functions Manual
NAME
zip_file_set_comment - set comment for file in zip
LIBRARY
libzip (-lzip)
SYNOPSIS
#include <zip.h>
int
zip_file_set_comment(zip_t *archive, zip_uint64_t index,
const char *comment, zip_uint16_t len, zip_flags_t flags);
DESCRIPTION
The zip_file_set_comment() function sets the comment for the file at
position index in the zip archive to comment of length len. If comment
is NULL and len is 0, the file comment will be removed. The flags
argument can be any of:
ZIP_FL_ENC_GUESS Guess encoding of comment (default). (Only CP-437
and UTF-8 are recognized.)
ZIP_FL_ENC_UTF_8 Interpret comment as UTF-8.
ZIP_FL_ENC_CP437 Interpret comment as code page 437 (CP-437).
RETURN VALUES
Upon successful completion 0 is returned. Otherwise, -1 is returned and
the error information in archive is set to indicate the error.
ERRORS
zip_file_set_comment() fails if:
[ZIP_ER_INVAL] index is not a valid file index in archive, or len is
less than 0 or longer than the maximum comment length
in a zip file (65535), or comment is not a valid UTF-8
encoded string.
[ZIP_ER_MEMORY] Required memory could not be allocated.
[ZIP_ER_RDONLY] The archive was opened in read-only mode.
SEE ALSO
libzip(3), zip_file_get_comment(3), zip_get_archive_comment(3),
zip_set_archive_comment(3)
HISTORY
zip_file_set_comment() was added in libzip 0.11.
AUTHORS
Dieter Baron <dillo@nih.at> and Thomas Klausner <tk@giga.or.at>
FreeBSD 14.2-RELEASE September 22, 2020 FreeBSD 14.2-RELEASE