From f1524db2c9d935daabd3b1557caf54fbdd63dde5 Mon Sep 17 00:00:00 2001
From: axtloss <axtlos@getcryst.al>
Date: Mon, 5 Feb 2024 15:29:21 +0100
Subject: verifysetup storage reader

---
 verifysetup/core/crypt.go | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 verifysetup/core/crypt.go

(limited to 'verifysetup/core/crypt.go')

diff --git a/verifysetup/core/crypt.go b/verifysetup/core/crypt.go
new file mode 100644
index 0000000..81130a3
--- /dev/null
+++ b/verifysetup/core/crypt.go
@@ -0,0 +1,18 @@
+package core
+
+import (
+	"bytes"
+	"crypto/sha256"
+	"fmt"
+	"io"
+	"strings"
+)
+
+func CalculateBlockHash(block []byte) (string, error) {
+	hash := sha256.New()
+	if _, err := io.Copy(hash, bytes.NewReader(block)); err != nil {
+		return "", err
+	}
+	hashInBytes := hash.Sum(nil)[:32]
+	return strings.TrimSpace(fmt.Sprintf("%x", hashInBytes)), nil
+}
-- 
cgit v1.2.3