56 lines
1.5 KiB
Go
56 lines
1.5 KiB
Go
// +build darwin
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package xattr
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// Retrieve extended attribute data associated with path.
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func Getxattr(path, name string) ([]byte, error) {
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// find size.
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size, err := getxattr(path, name, nil, 0, 0, 0)
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if err != nil {
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return nil, &XAttrError{"getxattr", path, name, err}
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}
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buf := make([]byte, size)
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// Read into buffer of that size.
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read, err := getxattr(path, name, &buf[0], size, 0, 0)
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if err != nil {
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return nil, &XAttrError{"getxattr", path, name, err}
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}
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return buf[:read], nil
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}
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// Retrieves a list of names of extended attributes associated with the
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// given path in the file system.
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func Listxattr(path string) ([]string, error) {
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// find size.
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size, err := listxattr(path, nil, 0, 0)
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if err != nil {
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return nil, &XAttrError{"listxattr", path, "", err}
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}
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if size == 0 {
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return []string{}, nil
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}
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buf := make([]byte, size)
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// Read into buffer of that size.
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read, err := listxattr(path, &buf[0], size, 0)
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if err != nil {
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return nil, &XAttrError{"listxattr", path, "", err}
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}
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return nullTermToStrings(buf[:read]), nil
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}
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// Associates name and data together as an attribute of path.
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func Setxattr(path, name string, data []byte) error {
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if err := setxattr(path, name, &data[0], len(data), 0, 0); err != nil {
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return &XAttrError{"setxattr", path, name, err}
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}
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return nil
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}
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// Remove the attribute.
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func Removexattr(path, name string) error {
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if err := removexattr(path, name, 0); err != nil {
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return &XAttrError{"removexattr", path, name, err}
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}
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return nil
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}
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