1 files changed, 34 insertions, 0 deletions
diff --git a/common/buffer/buffer.go b/common/buffer/buffer.go
new file mode 100644
index 0000000..afc5f7f
--- /dev/null
+++ b/common/buffer/buffer.go
@@ -0,0 +1,34 @@
+package buffer
+
+import (
+	"errors"
+)
+
+var ErrBadRead = errors.New("bad read")
+
+type Buffer struct {
+	buf []byte
+	off int
+}
+
+func New(opts ...Option) *Buffer {
+	b := &Buffer{}
+
+	for _, opt := range opts {
+		opt(b)
+	}
+
+	return b
+}
+
+func (b *Buffer) Len() int {
+	return len(b.buf)
+}
+
+func (b *Buffer) Off() int {
+	return b.off
+}
+
+func (b *Buffer) Bytes() []byte {
+	return b.buf
+}