From 9306d4109cac673cf25838290bfdbde4bf5e9bd2 Mon Sep 17 00:00:00 2001
From: Andrea Buzzi <155985472+buzzia2001@users.noreply.github.com>
Date: Sun, 28 Jun 2026 23:04:32 +0200
Subject: [PATCH] New core feature used to verify SQL object signatures

---
 src/connection/components/checkStatement.ts    | 14 ++------------
 src/connection/components/validateStatement.ts |  2 +-
 2 files changed, 3 insertions(+), 13 deletions(-)

diff --git a/src/connection/components/checkStatement.ts b/src/connection/components/checkStatement.ts
index e3365757..1728ef45 100644
--- a/src/connection/components/checkStatement.ts
+++ b/src/connection/components/checkStatement.ts
@@ -7,7 +7,7 @@ export class CheckStatementComponent implements IBMiComponent {
   static ID = "CheckStatementComponent";
   private static readonly VERSION = 1;
   static readonly FUNCTION_NAME = `CHKSTMNT${CheckStatementComponent.VERSION.toString().padStart(4, "0")}`;
-  private static readonly SIGNATURE = "7CDD7F08E0CE36EF271A81197C2D770CBBD3A3AA2E02D3217421995EA555A7F0";
+  private static readonly SIGNATURE = "QSYS/QSQCHKS";
   private static readonly VALID_STATEMENT_LENGTH = 32740;
   private static readonly TYPE = "PROCEDURE";
 
@@ -24,8 +24,7 @@ export class CheckStatementComponent implements IBMiComponent {
   }
 
   async getRemoteState(connection: IBMi, installDirectory: string): Promise<SecureComponentState> {
-    const remoteSignature = await this.getSQLRoutineSignature(
-      connection,
+    const remoteSignature = await connection.getContent().getSQLRoutineSignature(
       this.getLibrary(connection),
       CheckStatementComponent.FUNCTION_NAME,
       CheckStatementComponent.TYPE,
@@ -36,15 +35,6 @@ export class CheckStatementComponent implements IBMiComponent {
     };
   }
 
-  /**
-   * Custom implementation that uses EXTERNAL_NAME instead of ROUTINEDEF
-   */
-  private async getSQLRoutineSignature(connection: IBMi, library: string, name: string, type: "PROCEDURE" | "FUNCTION") {
-    return (await connection.runSQL(
-      /* sql */`select HASH_SHA256(EXTERNAL_NAME) SIGNATURE from qsys2.sysroutines where routine_type = '${type}' and rtnschema = '${library}' and RTNNAME = '${name}' fetch first row only`
-    )).pop()?.SIGNATURE as string;    
-  }
-
   async update(connection: IBMi, installDirectory: string): Promise<SecureComponentState> {
     return connection.withTempDirectory(async tempDir => {
       const tempSourcePath = getVSCodeTools()?.ensureFullPath(posix.join(tempDir, `sqlchecker.sql`), connection?.getConfig()?.homeDirectory);
diff --git a/src/connection/components/validateStatement.ts b/src/connection/components/validateStatement.ts
index b9722a03..cc723a32 100644
--- a/src/connection/components/validateStatement.ts
+++ b/src/connection/components/validateStatement.ts
@@ -43,7 +43,7 @@ export interface SqlSyntaxError {
 export class ValidateStatementComponent implements IBMiComponent {
   static ID = "ValidateStatement";
   private static readonly VERSION = 2;
-  private static readonly SIGNATURE = "6EBAA79B92569974227D1A9CCFBF78439DBA1E2EABBAB3CABFC8962C25BC6647";
+  private static readonly SIGNATURE = "1937A5AE221BD126F8514798721DFC7F1259CAA9018443ABE38CCF735F48073C";
   private static readonly FUNCTION_NAME = `VALIDATE_STATEMENT${ValidateStatementComponent.VERSION.toString().padStart(4, "0")}`;
 
   static async get(): Promise<ValidateStatementComponent | undefined> {