1 files changed, 48 insertions, 0 deletions
diff --git a/internal/bench/decompress.go b/internal/bench/decompress.go
new file mode 100644
index 00000000..c4a4d274
--- /dev/null
+++ b/internal/bench/decompress.go
@@ -0,0 +1,48 @@
+package main
+
+import (
+	"fmt"
+	"io"
+	"os"
+
+	"git.sr.ht/~runxiyu/furgit/internal/zlib"
+)
+
+func main() {
+	if len(os.Args) != 3 {
+		fmt.Fprintf(os.Stderr, "Usage: %s <input.zlib> <output>\n", os.Args[0])
+		os.Exit(1)
+	}
+
+	inputFile := os.Args[1]
+	outputFile := os.Args[2]
+
+	in, err := os.Open(inputFile)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Error opening input file: %v\n", err)
+		os.Exit(1)
+	}
+	defer in.Close()
+
+	out, err := os.Create(outputFile)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Error creating output file: %v\n", err)
+		os.Exit(1)
+	}
+	defer out.Close()
+
+	reader, err := zlib.NewReader(in)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Error creating zlib reader: %v\n", err)
+		os.Exit(1)
+	}
+	defer reader.Close()
+
+	_, err = io.Copy(out, reader)
+	if err != nil {
+		fmt.Fprintf(os.Stderr, "Error decompressing data: %v\n", err)
+		os.Exit(1)
+	}
+
+	fmt.Fprintf(os.Stderr, "Successfully decompressed %s to %s\n", inputFile, outputFile)
+}