diff options
Diffstat (limited to 'src/Common/libzip/zip_file_set_external_attributes.c')
| -rw-r--r-- | src/Common/libzip/zip_file_set_external_attributes.c | 45 |
1 files changed, 24 insertions, 21 deletions
diff --git a/src/Common/libzip/zip_file_set_external_attributes.c b/src/Common/libzip/zip_file_set_external_attributes.c index b772c31e..2e0429b8 100644 --- a/src/Common/libzip/zip_file_set_external_attributes.c +++ b/src/Common/libzip/zip_file_set_external_attributes.c @@ -1,9 +1,9 @@ /* zip_file_set_external_attributes.c -- set external attributes for entry - Copyright (C) 2013-2014 Dieter Baron and Thomas Klausner + Copyright (C) 2013-2021 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> + The authors can be contacted at <info@libzip.org> Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions @@ -17,7 +17,7 @@ 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 @@ -34,49 +34,52 @@ #include "zipint.h" ZIP_EXTERN int -zip_file_set_external_attributes(zip_t *za, zip_uint64_t idx, zip_flags_t flags, zip_uint8_t opsys, zip_uint32_t attributes) -{ +zip_file_set_external_attributes(zip_t *za, zip_uint64_t idx, zip_flags_t flags, zip_uint8_t opsys, zip_uint32_t attributes) { zip_entry_t *e; int changed; zip_uint8_t unchanged_opsys; zip_uint32_t unchanged_attributes; if (_zip_get_dirent(za, idx, 0, NULL) == NULL) - return -1; + return -1; if (ZIP_IS_RDONLY(za)) { - zip_error_set(&za->error, ZIP_ER_RDONLY, 0); - return -1; + zip_error_set(&za->error, ZIP_ER_RDONLY, 0); + return -1; + } + if (ZIP_WANT_TORRENTZIP(za)) { + zip_error_set(&za->error, ZIP_ER_NOT_ALLOWED, 0); + return -1; } - e = za->entry+idx; + e = za->entry + idx; - unchanged_opsys = (e->orig ? (zip_uint8_t)(e->orig->version_madeby>>8) : (zip_uint8_t)ZIP_OPSYS_DEFAULT); + unchanged_opsys = (e->orig ? (zip_uint8_t)(e->orig->version_madeby >> 8) : (zip_uint8_t)ZIP_OPSYS_DEFAULT); unchanged_attributes = e->orig ? e->orig->ext_attrib : ZIP_EXT_ATTRIB_DEFAULT; changed = (opsys != unchanged_opsys || attributes != unchanged_attributes); if (changed) { if (e->changes == NULL) { - if ((e->changes=_zip_dirent_clone(e->orig)) == NULL) { + if ((e->changes = _zip_dirent_clone(e->orig)) == NULL) { zip_error_set(&za->error, ZIP_ER_MEMORY, 0); return -1; } } e->changes->version_madeby = (zip_uint16_t)((opsys << 8) | (e->changes->version_madeby & 0xff)); - e->changes->ext_attrib = attributes; + e->changes->ext_attrib = attributes; e->changes->changed |= ZIP_DIRENT_ATTRIBUTES; } else if (e->changes) { - e->changes->changed &= ~ZIP_DIRENT_ATTRIBUTES; - if (e->changes->changed == 0) { - _zip_dirent_free(e->changes); - e->changes = NULL; - } - else { - e->changes->version_madeby = (zip_uint16_t)((unchanged_opsys << 8) | (e->changes->version_madeby & 0xff)); - e->changes->ext_attrib = unchanged_attributes; - } + e->changes->changed &= ~ZIP_DIRENT_ATTRIBUTES; + if (e->changes->changed == 0) { + _zip_dirent_free(e->changes); + e->changes = NULL; + } + else { + e->changes->version_madeby = (zip_uint16_t)((unchanged_opsys << 8) | (e->changes->version_madeby & 0xff)); + e->changes->ext_attrib = unchanged_attributes; + } } return 0; |