diff options
Diffstat (limited to 'src/Common/libzip/zip_file_replace.c')
| -rw-r--r-- | src/Common/libzip/zip_file_replace.c | 65 |
1 files changed, 31 insertions, 34 deletions
diff --git a/src/Common/libzip/zip_file_replace.c b/src/Common/libzip/zip_file_replace.c index e430efae..4262d453 100644 --- a/src/Common/libzip/zip_file_replace.c +++ b/src/Common/libzip/zip_file_replace.c @@ -1,9 +1,9 @@ /* zip_file_replace.c -- replace file via callback function - Copyright (C) 1999-2014 Dieter Baron and Thomas Klausner + Copyright (C) 1999-2021 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 @@ -36,63 +36,60 @@ ZIP_EXTERN int -zip_file_replace(zip_t *za, zip_uint64_t idx, zip_source_t *source, zip_flags_t flags) -{ +zip_file_replace(zip_t *za, zip_uint64_t idx, zip_source_t *source, zip_flags_t flags) { if (idx >= za->nentry || source == NULL) { - zip_error_set(&za->error, ZIP_ER_INVAL, 0); - return -1; + zip_error_set(&za->error, ZIP_ER_INVAL, 0); + return -1; } if (_zip_file_replace(za, idx, NULL, source, flags) == -1) - return -1; + return -1; return 0; } - /* NOTE: Signed due to -1 on error. See zip_add.c for more details. */ zip_int64_t -_zip_file_replace(zip_t *za, zip_uint64_t idx, const char *name, zip_source_t *source, zip_flags_t flags) -{ +_zip_file_replace(zip_t *za, zip_uint64_t idx, const char *name, zip_source_t *source, zip_flags_t flags) { zip_uint64_t za_nentry_prev; - + 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; } za_nentry_prev = za->nentry; if (idx == ZIP_UINT64_MAX) { - zip_int64_t i = -1; - - if (flags & ZIP_FL_OVERWRITE) - i = _zip_name_locate(za, name, flags, NULL); - - if (i == -1) { - /* create and use new entry, used by zip_add */ - if ((i=_zip_add_entry(za)) < 0) - return -1; - } - idx = (zip_uint64_t)i; + zip_int64_t i = -1; + + if (flags & ZIP_FL_OVERWRITE) + i = _zip_name_locate(za, name, flags, NULL); + + if (i == -1) { + /* create and use new entry, used by zip_add */ + if ((i = _zip_add_entry(za)) < 0) + return -1; + } + idx = (zip_uint64_t)i; } - + if (name && _zip_set_name(za, idx, name, flags) != 0) { - if (za->nentry != za_nentry_prev) { - _zip_entry_finalize(za->entry+idx); - za->nentry = za_nentry_prev; - } - return -1; + if (za->nentry != za_nentry_prev) { + _zip_entry_finalize(za->entry + idx); + za->nentry = za_nentry_prev; + } + return -1; } /* does not change any name related data, so we can do it here; * needed for a double add of the same file name */ - _zip_unchange_data(za->entry+idx); + _zip_unchange_data(za->entry + idx); if (za->entry[idx].orig != NULL && (za->entry[idx].changes == NULL || (za->entry[idx].changes->changed & ZIP_DIRENT_COMP_METHOD) == 0)) { if (za->entry[idx].changes == NULL) { - if ((za->entry[idx].changes=_zip_dirent_clone(za->entry[idx].orig)) == NULL) { + if ((za->entry[idx].changes = _zip_dirent_clone(za->entry[idx].orig)) == NULL) { zip_error_set(&za->error, ZIP_ER_MEMORY, 0); return -1; } @@ -101,7 +98,7 @@ _zip_file_replace(zip_t *za, zip_uint64_t idx, const char *name, zip_source_t *s za->entry[idx].changes->comp_method = ZIP_CM_REPLACED_DEFAULT; za->entry[idx].changes->changed |= ZIP_DIRENT_COMP_METHOD; } - + za->entry[idx].source = source; return (zip_int64_t)idx; |