From: Mikhail Kurinnoi <m.kurinnoi@samsung.com>
Date: Fri, 29 Jul 2022 15:30:26 +0000 (+0300)
Subject: Add NCDB startup hook support.
X-Git-Tag: submit/tizen/20220825.083931~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=667e87b9e2fd3879ba6100b7fde9295408f9c337;p=platform%2Fcore%2Fdotnet%2Flauncher.git

Add NCDB startup hook support.
---

diff --git a/NativeLauncher/inc/utils.h b/NativeLauncher/inc/utils.h
index 1f49526..927b213 100644
--- a/NativeLauncher/inc/utils.h
+++ b/NativeLauncher/inc/utils.h
@@ -314,4 +314,16 @@ int pkgmgrMDFilterForeach(pkgmgrinfo_appinfo_metadata_filter_h handle,
  */
 void printHWClockLog(const char* format, ...);
 
+/**
+ * @brief Return NCDB startup hook
+ * @return NCDB startup hook
+ */
+const char* getNCDBStartupHook();
+
+/**
+ * @brief Check is NCDB startup hook provided in DOTNET_STARTUP_HOOKS env
+ * @return `true` if provided, otherwise `false`
+ */
+bool isNCDBStartupHookProvided();
+
 #endif /* __UTILS_H__ */
diff --git a/NativeLauncher/launcher/exec/corerun.cc b/NativeLauncher/launcher/exec/corerun.cc
index 802b9a0..939d543 100644
--- a/NativeLauncher/launcher/exec/corerun.cc
+++ b/NativeLauncher/launcher/exec/corerun.cc
@@ -191,12 +191,15 @@ int main(int argc, const char* argv[]) {
 		return -1;
 	}
 
+	bool ncdbStartupHook = isNCDBStartupHookProvided();
+
 	const char* propertyKeys[] = {
 		"TRUSTED_PLATFORM_ASSEMBLIES",
 		"APP_PATHS",
 		"APP_NI_PATHS",
 		"NATIVE_DLL_SEARCH_DIRECTORIES",
 		"System.Globalization.Invariant",
+		ncdbStartupHook ? "STARTUP_HOOKS" : "" // must be the last one
 	};
 	const char* propertyValues[] = {
 		tpaList.c_str(),
@@ -204,6 +207,7 @@ int main(int argc, const char* argv[]) {
 		appPath.c_str(),
 		nativeDllSearchDirs.c_str(),
 		globalizationInvariant ? "true" : "false",
+		ncdbStartupHook ? getNCDBStartupHook() : "" // must be the last one
 	};
 
 	void* hostHandle;
@@ -212,7 +216,7 @@ int main(int argc, const char* argv[]) {
 	int st = initializeCoreCLR(
 		currentExeAbsolutePath.c_str(),
 		"dotnet",
-		sizeof(propertyKeys) / sizeof(propertyKeys[0]),
+		sizeof(propertyKeys) / sizeof(propertyKeys[0]) - (ncdbStartupHook ? 0 : 1),
 		propertyKeys,
 		propertyValues,
 		&hostHandle,
diff --git a/NativeLauncher/launcher/lib/core_runtime.cc b/NativeLauncher/launcher/lib/core_runtime.cc
index 2f1d7d6..4fb9562 100644
--- a/NativeLauncher/launcher/lib/core_runtime.cc
+++ b/NativeLauncher/launcher/lib/core_runtime.cc
@@ -277,12 +277,15 @@ void preload()
 
 bool initializeCoreClr(PathManager* pm, const std::string& tpa)
 {
+	bool ncdbStartupHook = isNCDBStartupHookProvided();
+
 	const char *propertyKeys[] = {
 		"TRUSTED_PLATFORM_ASSEMBLIES",
 		"APP_PATHS",
 		"APP_NI_PATHS",
 		"NATIVE_DLL_SEARCH_DIRECTORIES",
-		"AppDomainCompatSwitch"
+		"AppDomainCompatSwitch",
+		ncdbStartupHook ? "STARTUP_HOOKS" : "" // must be the last one
 	};
 
 	const char *propertyValues[] = {
@@ -290,14 +293,15 @@ bool initializeCoreClr(PathManager* pm, const std::string& tpa)
 		pm->getAppPaths().c_str(),
 		pm->getAppNIPaths().c_str(),
 		pm->getNativeDllSearchingPaths().c_str(),
-		"UseLatestBehaviorWhenTFMNotSpecified"
+		"UseLatestBehaviorWhenTFMNotSpecified",
+		ncdbStartupHook ? getNCDBStartupHook() : "" // must be the last one
 	};
 
 	std::string selfPath = readSelfPath();
 
 	int st = initializeClr(selfPath.c_str(),
 							"TizenDotnetApp",
-							sizeof(propertyKeys) / sizeof(propertyKeys[0]),
+							sizeof(propertyKeys) / sizeof(propertyKeys[0]) - (ncdbStartupHook ? 0 : 1),
 							propertyKeys,
 							propertyValues,
 							&__hostHandle,
diff --git a/NativeLauncher/util/utils.cc b/NativeLauncher/util/utils.cc
index 64f4428..ff5c5bd 100644
--- a/NativeLauncher/util/utils.cc
+++ b/NativeLauncher/util/utils.cc
@@ -815,3 +815,41 @@ void printHWClockLog(const char* format, ...)
 	prctl(PR_TASK_PERF_USER_TRACE, buf, strlen(buf));
 }
 
+const char* getNCDBStartupHook()
+{
+	return "/home/owner/share/tmp/sdk_tools/netcoredbg/ncdbhook.dll";
+}
+
+bool isNCDBStartupHookProvided()
+{
+	char *env = nullptr;
+	env = getenv("DOTNET_STARTUP_HOOKS");
+	if (env == nullptr)
+		return false;
+
+	// Note, `DOTNET_STARTUP_HOOKS` env could provide list of dlls with ':' delimiter,
+	// for example: "/path1/name1.dll:/path2/name2.dll"
+	while (*env != '\0')
+	{
+		const char *ncdbCur = getNCDBStartupHook();
+		while (*ncdbCur != '\0' && *env != '\0' && *env != ':')
+		{
+			if (*ncdbCur != *env)
+				break;
+
+			ncdbCur++;
+			env++;
+
+			if (*ncdbCur == '\0' && (*env == '\0' || *env == ':'))
+				return true;
+		}
+		while (*env != '\0' && *env != ':')
+		{
+			env++;
+		}
+		if (*env == ':')
+			env++;
+	}
+
+	return false;
+}