3 files changed, 41 insertions, 14 deletions
diff --git a/pkg/helpers/crypto.go b/pkg/helpers/crypto.go
new file mode 100644
index 0000000..ce73cd3
--- /dev/null
+++ b/pkg/helpers/crypto.go
@@ -0,0 +1,21 @@
+package helpers
+
+import (
+	"crypto/sha256"
+
+	"git.adyxax.org/adyxax/tfstated/pkg/scrypto"
+	"golang.org/x/crypto/pbkdf2"
+)
+
+const (
+	PBKDF2Iterations = 600000
+	SaltSize         = 32
+)
+
+func GenerateSalt() []byte {
+	return scrypto.RandomBytes(SaltSize)
+}
+
+func HashPassword(password string, salt []byte) []byte {
+	return pbkdf2.Key([]byte(password), salt, PBKDF2Iterations, 32, sha256.New)
+}
diff --git a/pkg/helpers/error.go b/pkg/helpers/error.go
new file mode 100644
index 0000000..006759d
--- /dev/null
+++ b/pkg/helpers/error.go
@@ -0,0 +1,17 @@
+package helpers
+
+import (
+	"fmt"
+	"net/http"
+)
+
+func ErrorResponse(w http.ResponseWriter, status int, err error) {
+	type errorResponse struct {
+		Msg    string `json:"msg"`
+		Status int    `json:"status"`
+	}
+	_ = Encode(w, status, &errorResponse{
+		Msg:    fmt.Sprintf("%+v", err),
+		Status: status,
+	})
+}
diff --git a/cmd/tfstated/helpers.go b/pkg/helpers/json.go
index 33e14a4..664a984 100644
--- a/cmd/tfstated/helpers.go
+++ b/pkg/helpers/json.go
@@ -1,4 +1,4 @@
-package main
+package helpers
 
 import (
 	"encoding/json"
@@ -7,14 +7,14 @@ import (
 	"net/http"
 )
 
-func decode(r *http.Request, data any) error {
+func Decode(r *http.Request, data any) error {
 	if err := json.NewDecoder(r.Body).Decode(&data); err != nil {
 		return fmt.Errorf("failed to decode json: %w", err)
 	}
 	return nil
 }
 
-func encode(w http.ResponseWriter, status int, data any) error {
+func Encode(w http.ResponseWriter, status int, data any) error {
 	w.Header().Set("Content-Type", "application/json")
 	w.WriteHeader(status)
 	if err := json.NewEncoder(w).Encode(data); err != nil {
@@ -23,14 +23,3 @@ func encode(w http.ResponseWriter, status int, data any) error {
 	}
 	return nil
 }
-
-func errorResponse(w http.ResponseWriter, status int, err error) error {
-	type errorResponse struct {
-		Msg    string `json:"msg"`
-		Status int    `json:"status"`
-	}
-	return encode(w, status, &errorResponse{
-		Msg:    fmt.Sprintf("%+v", err),
-		Status: status,
-	})
-}