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fileinfo.go
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fileinfo.go
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/*
* Copyright (c) SAS Institute, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package rpmutils
// FileInfo describes a file in the RPM payload
type FileInfo interface {
Name() string
Size() int64
UserName() string
GroupName() string
Flags() int
Mtime() int
Digest() string
Mode() int
Linkname() string
Device() int
Inode() int
}
type fileInfo struct {
name string
size uint64
userName string
groupName string
flags uint32
mtime uint32
digest string
mode uint32
linkName string
device uint32
inode uint32
}
// Name returns the full path of the file
func (fi *fileInfo) Name() string {
return fi.name
}
// Size of the file in bytes
func (fi *fileInfo) Size() int64 {
return int64(fi.size)
}
// UserName returns the file's owner user name
func (fi *fileInfo) UserName() string {
return fi.userName
}
// GroupName returns the file's owner group name
func (fi *fileInfo) GroupName() string {
return fi.groupName
}
// Flags returns RPM-specific file flags (config, ghost etc.)
func (fi *fileInfo) Flags() int {
return int(fi.flags)
}
// Mtime returns the modification time of the file as a UNIX epoch time
func (fi *fileInfo) Mtime() int {
return int(fi.mtime)
}
// Digest of the file, according to FILEDIGESTALGO
func (fi *fileInfo) Digest() string {
return fi.digest
}
// Mode of the file, holding both permissions and file type
func (fi *fileInfo) Mode() int {
return int(fi.mode)
}
// Linkname returns the target of a symlink
func (fi *fileInfo) Linkname() string {
return fi.linkName
}
// Device returns the major and minor device number of a character or block device
func (fi *fileInfo) Device() int {
return int(fi.device)
}
// Inode returns a inode number used to tie hardlinked files together
func (fi *fileInfo) Inode() int {
return int(fi.inode)
}
func (fi *fileInfo) fileType() uint32 {
return fi.mode &^ 07777
}
func (fi *fileInfo) inode64() uint64 {
return (uint64(fi.device) << 32) | uint64(fi.inode)
}