From b47e84464758c3af10a99fa544057c2ba3a454af Mon Sep 17 00:00:00 2001
From: yh <yanghao236@huawei.com>
Date: Tue, 19 Nov 2024 16:49:10 +0800
Subject: [PATCH] add dlopen

Signed-off-by: yh <yanghao236@huawei.com>
Change-Id: Ie2a01076f047c71519761bbf425f9daf207d647a
---
 appspawn_systemLib.json             |  4 ++++
 etc/BUILD.gn                        |  7 ++++++
 modules/ace_adapter/ace_adapter.cpp | 35 +++++++++++++++++++++++++++++
 3 files changed, 46 insertions(+)
 create mode 100644 appspawn_systemLib.json

diff --git a/appspawn_systemLib.json b/appspawn_systemLib.json
new file mode 100644
index 00000000..05e42a8f
--- /dev/null
+++ b/appspawn_systemLib.json
@@ -0,0 +1,4 @@
+{
+    "systemLib" : [
+    ]
+}
diff --git a/etc/BUILD.gn b/etc/BUILD.gn
index 512c2133..501ff37f 100644
--- a/etc/BUILD.gn
+++ b/etc/BUILD.gn
@@ -66,11 +66,18 @@ ohos_prebuilt_etc("appspawn_preload.json") {
   module_install_dir = "etc/appspawn"
 }
 
+ohos_prebuilt_etc("appspawn_systemLib.json") {
+  source = "../appspawn_systemLib.json"
+  part_name = "${part_name}"
+  module_install_dir = "etc/appspawn"
+}
+
 group("etc_files") {
   deps = [
     ":appdata-sandbox-isolated.json",
     ":appdata-sandbox.json",
     ":appspawn_preload.json",
+    ":appspawn_systemLib.json",
   ]
   if (defined(appspawn_sandbox_new) && appspawn_sandbox_new) {
     deps += [ ":appdata-sandbox-nweb.json" ]
diff --git a/modules/ace_adapter/ace_adapter.cpp b/modules/ace_adapter/ace_adapter.cpp
index 08286378..559814e9 100644
--- a/modules/ace_adapter/ace_adapter.cpp
+++ b/modules/ace_adapter/ace_adapter.cpp
@@ -43,6 +43,7 @@
 using namespace OHOS::AppSpawn;
 using namespace OHOS::Global;
 
+#define SYSTEMLIB_JSON "/appspawn_systemLib.json"
 #ifdef ASAN_DETECTOR
 static const bool DEFAULT_PRELOAD_VALUE = false;
 #else
@@ -266,8 +267,42 @@ static int PreLoadAppSpawn(AppSpawnMgr *content)
     return 0;
 }
 
+APPSPAWN_STATIC int DoDlopenLibs(const cJSON *root, ParseJsonContext *context)
+{
+    cJSON *systemLibs = cJSON_GetObjectItemCaseSensitive(root, "systemLib");
+    if (systemLibs == nullptr) {
+        return 0;
+    }
+
+    uint32_t libsCount = (uint32_t)cJSON_GetArraySize(systemLibs);
+    for (uint32_t i = 0; i < libsCount; ++i) {
+        const char *libName = cJSON_GetStringValue(cJSON_GetArrayItem(systemLibs, i));
+        char reaLibPath[PATH_MAX] = {0};
+        if (libName == nullptr || realpath(libName, reaLibPath) == nullptr) {
+            continue;
+        }
+        APPSPAWN_LOGV("reaLibPath %{public}s", reaLibPath);
+        void *lib = dlopen(reaLibPath, RTLD_LAZY);
+        if (lib == nullptr) {
+            APPSPAWN_LOGE("FAILED to dlopen %{public}s %{public}s", libName, dlerror());
+        }
+    }
+    return 0;
+}
+
+APPSPAWN_STATIC int DlopenAppSpawn(AppSpawnMgr *content)
+{
+    if (!IsAppSpawnMode(content)) {
+        return 0;
+    }
+
+    (void)ParseJsonConfig("etc/appspawn", SYSTEMLIB_JSON, DoDlopenLibs, nullptr);
+    return 0;
+}
+
 MODULE_CONSTRUCTOR(void)
 {
     APPSPAWN_LOGV("Load ace module ...");
     AddPreloadHook(HOOK_PRIO_HIGHEST, PreLoadAppSpawn);
+    AddPreloadHook(HOOK_PRIO_HIGHEST, DlopenAppSpawn);
 }
-- 
Gitee