diff options
Diffstat (limited to 'internal/util/io.go')
-rw-r--r-- | internal/util/io.go | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/internal/util/io.go b/internal/util/io.go new file mode 100644 index 0000000..143a520 --- /dev/null +++ b/internal/util/io.go @@ -0,0 +1,30 @@ +package util + +import ( + "bytes" + "fmt" + "io/ioutil" + "os" + + "git.sigsum.org/sigsum-go/pkg/hex" +) + +func BytesFromStdin() ([]byte, error) { + b, err := ioutil.ReadAll(os.Stdin) + if err != nil { + return nil, fmt.Errorf("util: read stdin: %v", err) + } + return b, nil +} + +func HexFromStdin() ([]byte, error) { + b, err := BytesFromStdin() + if err != nil { + return nil, err + } + b, err = hex.Deserialize(string(bytes.TrimSpace(b))) + if err != nil { + return nil, fmt.Errorf("util: parse stdin: %v", err) + } + return b, nil +} |