binman: Ignore hash*, signature* nodes in sections

Switch to str.startswith for matching like the FIT etype does since the
current version doesn't ignore 'hash-1', 'hash-2', etc.

Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

tools/binman/etype/section.py

@@ -83,7 +83,7 @@ class Entry_section(Entry):
 
     def _ReadEntries(self):
         for node in self._node.subnodes:
-            if node.name == 'hash':
+            if node.name.startswith('hash') or node.name.startswith('signature'):
                 continue
             entry = Entry.Create(self, node)
             entry.ReadNode()

tools/binman/ftest.py

@@ -3477,5 +3477,11 @@ class TestFunctional(unittest.TestCase):
         fnode = dtb.GetNode('/images/kernel')
         self.assertNotIn('data', fnode.props)
 
+    def testSectionIgnoreHashSignature(self):
+        """Test that sections ignore hash, signature nodes for its data"""
+        data = self._DoReadFile('165_section_ignore_hash_signature.dts')
+        expected = (U_BOOT_DATA + U_BOOT_DATA)
+        self.assertEqual(expected, data)
+
 if __name__ == "__main__":
     unittest.main()

tools/binman/test/165_section_ignore_hash_signature.dts

@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: GPL-2.0+
+
+/dts-v1/;
+
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	binman {
+		section@0 {
+			u-boot {
+			};
+			hash {
+				algo = "sha256";
+			};
+			signature {
+				algo = "sha256,rsa2048";
+				key-name-hint = "dev";
+			};
+		};
+		section@1 {
+			u-boot {
+			};
+			hash-1 {
+				algo = "sha1";
+			};
+			hash-2 {
+				algo = "sha256";
+			};
+			signature-1 {
+				algo = "sha1,rsa2048";
+				key-name-hint = "dev";
+			};
+			signature-2 {
+				algo = "sha256,rsa2048";
+				key-name-hint = "dev";
+			};
+		};
+	};
+};