Added a find_selector function to the plugin SDK

src_plugin_sdk/utils.c

@@ -0,0 +1,28 @@
+/*****************************************************************************
+ *   Ledger Plugin SDK
+ *   (c) 2023 Ledger SAS
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *****************************************************************************/
+
+#include "utils.h"
+
+bool find_selector(uint32_t selector, const uint32_t *array, size_t size, size_t *idx) {
+    for (size_t i = 0; i < size; ++i) {
+        if (selector == array[i]) {
+            if (idx != NULL) *idx = i;
+            return true;
+        }
+    }
+    return false;
+}

src_plugin_sdk/utils.h

@@ -0,0 +1,27 @@
+/*****************************************************************************
+ *   Ledger Plugin SDK
+ *   (c) 2023 Ledger SAS
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *****************************************************************************/
+
+#ifndef UTILS_H_
+#define UTILS_H_
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+bool find_selector(uint32_t selector, const uint32_t *array, size_t size, size_t *idx);
+
+#endif  // UTILS_H_

tools/build_sdk.py

@@ -210,6 +210,8 @@ def merge_c_files(sources, nodes_to_extract):
 
     files_to_copy = [
         "main.c",
+        "utils.c",
+        "utils.h",
     ]
 
     for file in files_to_copy: