diff options
Diffstat (limited to 'ext/zip/lib/zip_file_set_comment.c')
| -rw-r--r-- | ext/zip/lib/zip_file_set_comment.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/ext/zip/lib/zip_file_set_comment.c b/ext/zip/lib/zip_file_set_comment.c deleted file mode 100644 index b8e2ad22ea..0000000000 --- a/ext/zip/lib/zip_file_set_comment.c +++ /dev/null @@ -1,103 +0,0 @@ -/* - zip_file_set_comment.c -- set comment for file in archive - Copyright (C) 2006-2014 Dieter Baron and Thomas Klausner - - This file is part of libzip, a library to manipulate ZIP archives. - The authors can be contacted at <libzip@nih.at> - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions - are met: - 1. Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - 2. Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in - the documentation and/or other materials provided with the - distribution. - 3. The names of the authors may not be used to endorse or promote - products derived from this software without specific prior - written permission. - - THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS - OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY - DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE - GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER - IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR - OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN - IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - - -#include <stdlib.h> - -#include "zipint.h" - - -ZIP_EXTERN int -zip_file_set_comment(zip_t *za, zip_uint64_t idx, - const char *comment, zip_uint16_t len, zip_flags_t flags) -{ - zip_entry_t *e; - zip_string_t *cstr; - int changed; - - if (_zip_get_dirent(za, idx, 0, NULL) == NULL) - return -1; - - if (ZIP_IS_RDONLY(za)) { - zip_error_set(&za->error, ZIP_ER_RDONLY, 0); - return -1; - } - - if (len > 0 && comment == NULL) { - zip_error_set(&za->error, ZIP_ER_INVAL, 0); - return -1; - } - - if (len > 0) { - if ((cstr=_zip_string_new((const zip_uint8_t *)comment, len, flags, &za->error)) == NULL) - return -1; - if ((flags & ZIP_FL_ENCODING_ALL) == ZIP_FL_ENC_GUESS && _zip_guess_encoding(cstr, ZIP_ENCODING_UNKNOWN) == ZIP_ENCODING_UTF8_GUESSED) - cstr->encoding = ZIP_ENCODING_UTF8_KNOWN; - } - else - cstr = NULL; - - e = za->entry+idx; - - if (e->changes) { - _zip_string_free(e->changes->comment); - e->changes->comment = NULL; - e->changes->changed &= ~ZIP_DIRENT_COMMENT; - } - - if (e->orig && e->orig->comment) - changed = !_zip_string_equal(e->orig->comment, cstr); - else - changed = (cstr != NULL); - - if (changed) { - if (e->changes == NULL) { - if ((e->changes=_zip_dirent_clone(e->orig)) == NULL) { - zip_error_set(&za->error, ZIP_ER_MEMORY, 0); - _zip_string_free(cstr); - return -1; - } - } - e->changes->comment = cstr; - e->changes->changed |= ZIP_DIRENT_COMMENT; - } - else { - _zip_string_free(cstr); - if (e->changes && e->changes->changed == 0) { - _zip_dirent_free(e->changes); - e->changes = NULL; - } - } - - return 0; -} |