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converting isFilePasswordProtectedAtPath

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This commit is contained in:
Antoine Cœur
2017-10-07 21:17:44 +08:00
parent 913c3127e0
commit c15c6db4f5
1 changed files with 24 additions and 14 deletions
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SSZipArchive/SSZipArchive.m
+24 -14
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@@ -44,32 +44,42 @@ BOOL _fileIsSymbolicLink(const unz_file_info *fileInfo);
#pragma mark - Password check
+ (BOOL)isFilePasswordProtectedAtPath:(NSString *)path {
// Begin opening
zipFile zip = unzOpen(path.fileSystemRepresentation);
if (zip == NULL) {
void *stream = NULL;
mz_stream_os_create(&stream);
if (mz_stream_open(stream, path.fileSystemRepresentation, MZ_STREAM_MODE_READ) != MZ_OK)
{
mz_stream_os_delete(&stream);
return NO;
}
int ret = unzGoToFirstFile(zip);
// Begin opening
void *zip = mz_unzip_open(stream);
if (zip == NULL) {
mz_stream_os_delete(&stream);
return NO;
}
int ret = mz_unzip_goto_first_entry(zip);
if (ret == MZ_OK) {
do {
ret = unzOpenCurrentFile(zip);
mz_unzip_file *fileInfo = NULL;
ret = mz_unzip_entry_get_info(zip, &fileInfo);
if (ret != MZ_OK) {
mz_unzip_close(stream);
mz_stream_os_delete(&stream);
return NO;
}
unz_file_info fileInfo = {};
ret = unzGetCurrentFileInfo(zip, &fileInfo, NULL, 0, NULL, 0, NULL, 0);
if (ret != MZ_OK) {
return NO;
} else if ((fileInfo.flag & 1) == 1) {
} else if ((fileInfo->flag & 1) == 1) {
mz_unzip_close(stream);
mz_stream_os_delete(&stream);
return YES;
}
unzCloseCurrentFile(zip);
ret = unzGoToNextFile(zip);
} while (ret == MZ_OK && MZ_OK != UNZ_END_OF_LIST_OF_FILE);
ret = mz_unzip_goto_next_entry(zip);
} while (ret == MZ_OK);
}
mz_unzip_close(stream);
mz_stream_os_delete(&stream);
return NO;
}