mirror of
https://github.com/Luzifer/go-openssl.git
synced 2024-10-29 18:59:43 +00:00
8d84455575
Co-authored-by: Knut Ahlers <knut@ahlers.me>
68 lines
1.5 KiB
Go
68 lines
1.5 KiB
Go
package openssl
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import (
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"bytes"
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"crypto/aes"
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"fmt"
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"io"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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type limitedSizeReader struct {
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size int
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r io.Reader
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}
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func (o *limitedSizeReader) Read(b []byte) (int, error) {
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if len(b) == 0 {
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return 0, nil
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}
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return o.r.Read(b[:o.size]) //nolint:wrapcheck
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}
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func TestReader(t *testing.T) {
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o := New()
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pass := "abcd"
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plaintext := []byte("123abc,./vvvczcekdewfeojdosndsdlsndlncnepcnodcnviorf409eofnvkdfvjfvdsoijvo")
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data, err := o.EncryptBinaryBytes(pass, plaintext, BytesToKeyMD5)
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require.NoError(t, err)
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for i := 1; i <= aes.BlockSize+1; i++ {
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t.Run(fmt.Sprintf("read_size_%d", i), func(t *testing.T) {
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var (
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buf = new(bytes.Buffer)
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bytesBuf = make([]byte, aes.BlockSize+1)
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r = &limitedSizeReader{i, bytes.NewReader(data)}
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)
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_, err = io.CopyBuffer(buf, NewReader(r, pass, BytesToKeyMD5), bytesBuf)
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require.NoError(t, err)
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assert.Equal(t, plaintext, buf.Bytes())
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})
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}
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}
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func TestWriter(t *testing.T) {
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o := New()
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pass := "abcd"
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plaintext := []byte("123abc,./vvvczcekdewfeojzaasdsddsdosnd432pdneonkefnoescndisbcisfheosfbdk vsdovsdn]sdlsndlncnepcnodcnviorf409eofnvkdfvjfvdsoijvo")
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buf := bytes.NewBuffer(nil)
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es := NewWriter(buf, pass, BytesToKeyMD5)
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_, err := es.Write(plaintext)
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require.NoError(t, err)
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require.NoError(t, es.Close())
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da, err := o.DecryptBinaryBytes(pass, buf.Bytes(), BytesToKeyMD5)
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require.NoError(t, err)
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require.Equal(t, da, plaintext)
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}
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