ubootenv

package

v0.1.0 Latest Latest Go to latest Published: Nov 12, 2022 License: Apache-2.0 Imports: 11 Imported by: 0

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Repository

gitee.com/mysnapcore/mysnapd

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Documentation ¶

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Env ¶

type Env struct {
	// contains filtered or unexported fields
}

Env contains the data of the uboot environment

func Create ¶

func Create(fname string, size int) (*Env, error)

Create a new empty uboot env file with the given size

func Open ¶

func Open(fname string) (*Env, error)

Open opens a existing uboot env file

func OpenWithFlags ¶

func OpenWithFlags(fname string, flags OpenFlags) (*Env, error)

OpenWithFlags opens a existing uboot env file, passing additional flags.

func (*Env) Get ¶

func (env *Env) Get(name string) string

Get the value of the environment variable

func (*Env) Import ¶

func (env *Env) Import(r io.Reader) error

Import is a helper that imports a given text file that contains "key=value" paris into the uboot env. Lines starting with ^# are ignored (like the input file on mkenvimage)

func (*Env) Save ¶

func (env *Env) Save() error

Save will write out the environment data

func (*Env) Set ¶

func (env *Env) Set(name, value string)

Set an environment name to the given value, if the value is empty the variable will be removed from the environment

func (*Env) Size ¶

func (env *Env) Size() int

func (*Env) String ¶

func (env *Env) String() string

type OpenFlags ¶

type OpenFlags int

OpenFlags instructs open how to alter its behavior.

const (
	// OpenBestEffort instructs OpenWithFlags to skip malformed data without returning an error.
	OpenBestEffort OpenFlags = 1 << iota
)

Source Files ¶

View all Source files

env.go

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