[examples] Fix signature verification during signed firmware update procedure

c-jimenez · c-jimenez · commit 65894e925fce · 2023-09-18T22:01:55.000+02:00
diff --git a/examples/common/DefaultChargePointEventsHandler.cpp b/examples/common/DefaultChargePointEventsHandler.cpp
@@ -691,9 +691,13 @@ ocpp::types::UpdateFirmwareStatusEnumType DefaultChargePointEventsHandler::check
     if (!ca_certificates.empty())
     {
         // Check signing certificate
-        if (signing_certificate.verify(ca_certificates))
+        for (const auto& cer : ca_certificates)
         {
-            ret = UpdateFirmwareStatusEnumType::Accepted;
+            if (signing_certificate.verify(cer.certificateChain()))
+            {
+                ret = UpdateFirmwareStatusEnumType::Accepted;
+                break;
+            }
         }
     }
     else

Original file line number	Diff line number	Diff line change
`@@ -691,9 +691,13 @@ ocpp::types::UpdateFirmwareStatusEnumType DefaultChargePointEventsHandler::check`
`691`	`691`	`if (!ca_certificates.empty())`
`692`	`692`	`{`
`693`	`693`	`// Check signing certificate`
`694`		`- if (signing_certificate.verify(ca_certificates))`
	`694`	`+ for (const auto& cer : ca_certificates)`
`695`	`695`	`{`
`696`		`- ret = UpdateFirmwareStatusEnumType::Accepted;`
	`696`	`+ if (signing_certificate.verify(cer.certificateChain()))`
	`697`	`+ {`
	`698`	`+ ret = UpdateFirmwareStatusEnumType::Accepted;`
	`699`	`+ break;`
	`700`	`+ }`
`697`	`701`	`}`
`698`	`702`	`}`
`699`	`703`	`else`