17 files changed, 81 insertions, 18 deletions
diff --git a/src/Platform/Unix/Directory.cpp b/src/Platform/Unix/Directory.cpp
index 50de000b..c27af26a 100644
--- a/src/Platform/Unix/Directory.cpp
+++ b/src/Platform/Unix/Directory.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/File.cpp b/src/Platform/Unix/File.cpp
index 207efb4e..9c35a2e5 100644
--- a/src/Platform/Unix/File.cpp
+++ b/src/Platform/Unix/File.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/FilesystemPath.cpp b/src/Platform/Unix/FilesystemPath.cpp
index 1230c2aa..90965448 100644
--- a/src/Platform/Unix/FilesystemPath.cpp
+++ b/src/Platform/Unix/FilesystemPath.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/Mutex.cpp b/src/Platform/Unix/Mutex.cpp
index b69a5c6c..6441ee93 100644
--- a/src/Platform/Unix/Mutex.cpp
+++ b/src/Platform/Unix/Mutex.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/Pipe.cpp b/src/Platform/Unix/Pipe.cpp
index b05acd7c..41ebb506 100644
--- a/src/Platform/Unix/Pipe.cpp
+++ b/src/Platform/Unix/Pipe.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/Pipe.h b/src/Platform/Unix/Pipe.h
index eb79d9dd..b0bf0409 100644
--- a/src/Platform/Unix/Pipe.h
+++ b/src/Platform/Unix/Pipe.h
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/Poller.cpp b/src/Platform/Unix/Poller.cpp
index 25d2ba71..66ba0ff5 100644
--- a/src/Platform/Unix/Poller.cpp
+++ b/src/Platform/Unix/Poller.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/Poller.h b/src/Platform/Unix/Poller.h
index a46c0359..8ae6e7ae 100644
--- a/src/Platform/Unix/Poller.h
+++ b/src/Platform/Unix/Poller.h
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/Process.cpp b/src/Platform/Unix/Process.cpp
index 46b14a1e..395d4bc9 100644
--- a/src/Platform/Unix/Process.cpp
+++ b/src/Platform/Unix/Process.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
@@ -26,14 +26,75 @@
 #include "Platform/Unix/Poller.h"
 
 namespace VeraCrypt
 {
-	string Process::Execute (const string &processName, const list <string> &arguments, int timeOut, ProcessExecFunctor *execFunctor, const Buffer *inputData)
+
+	bool Process::IsExecutable(const std::string& path) {
+		struct stat sb;
+		if (stat(path.c_str(), &sb) == 0) {
+			return S_ISREG(sb.st_mode) && (sb.st_mode & (S_IXUSR | S_IXGRP | S_IXOTH));
+		}
+		return false;
+	}
+
+	// Find executable in system paths
+	std::string Process::FindSystemBinary(const char* name, std::string& errorMsg) {
+		if (!name) {
+			errno = EINVAL; // Invalid argument
+			errorMsg = "Invalid input: name or paths is NULL";
+			return "";
+		}
+
+		// Default system directories to search for executables
+#ifdef TC_MACOSX
+		const char* defaultDirs[] = {"/usr/local/bin", "/usr/bin", "/bin", "/user/sbin", "/sbin"};
+#elif TC_FREEBSD
+		const char* defaultDirs[] = {"/sbin", "/bin", "/usr/sbin", "/usr/bin", "/usr/local/sbin", "/usr/local/bin"};
+#elif TC_OPENBSD
+		const char* defaultDirs[] = {"/sbin", "/bin", "/usr/sbin", "/usr/bin", "/usr/X11R6/bin", "/usr/local/sbin", "/usr/local/bin"};
+#else
+		const char* defaultDirs[] = {"/usr/local/sbin", "/usr/local/bin", "/usr/sbin", "/usr/bin", "/sbin", "/bin"};
+#endif
+		const size_t defaultDirCount = sizeof(defaultDirs) / sizeof(defaultDirs[0]);
+
+		std::string currentPath(name);
+
+		// If path doesn't start with '/', prepend default directories
+		if (currentPath[0] != '/') {
+			for (size_t i = 0; i < defaultDirCount; ++i) {
+				std::string combinedPath = std::string(defaultDirs[i]) + "/" + currentPath;
+				if (IsExecutable(combinedPath)) {
+					return combinedPath;
+				}
+			}
+		} else if (IsExecutable(currentPath)) {
+			return currentPath;
+		}
+
+		// Prepare error message
+		errno = ENOENT; // No such file or directory
+		errorMsg = std::string(name) + " not found in system directories";
+		return "";
+	}
+
+	string Process::Execute (const string &processNameArg, const list <string> &arguments, int timeOut, ProcessExecFunctor *execFunctor, const Buffer *inputData)
 	{
 		char *args[32];
 		if (array_capacity (args) <= (arguments.size() + 1))
 			throw ParameterTooLarge (SRC_POS);
 
+		// if execFunctor is null and processName is not absolute path, find it in system paths
+		string processName;
+		if (!execFunctor && (processNameArg[0] != '/'))
+		{
+			std::string errorMsg;
+			processName = FindSystemBinary(processNameArg.c_str(), errorMsg);
+			if (processName.empty())
+				throw SystemException(SRC_POS, errorMsg);
+		}
+		else
+			processName = processNameArg;
+
 #if 0
 		stringstream dbg;
 		dbg << "exec " << processName;
 		foreach (const string &at, arguments)
diff --git a/src/Platform/Unix/Process.h b/src/Platform/Unix/Process.h
index bb8482f2..83215956 100644
--- a/src/Platform/Unix/Process.h
+++ b/src/Platform/Unix/Process.h
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
@@ -30,8 +30,10 @@ namespace VeraCrypt
 	public:
 		Process ();
 		virtual ~Process ();
 
+		static bool IsExecutable(const std::string& path);
+		static std::string FindSystemBinary(const char* name, std::string& errorMsg);
 		static string Execute (const string &processName, const list <string> &arguments, int timeOut = -1, ProcessExecFunctor *execFunctor = nullptr, const Buffer *inputData = nullptr);
 
 	protected:
 
diff --git a/src/Platform/Unix/SyncEvent.cpp b/src/Platform/Unix/SyncEvent.cpp
index 0336164b..f186e555 100644
--- a/src/Platform/Unix/SyncEvent.cpp
+++ b/src/Platform/Unix/SyncEvent.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/System.h b/src/Platform/Unix/System.h
index 7225dae2..b6a6f092 100644
--- a/src/Platform/Unix/System.h
+++ b/src/Platform/Unix/System.h
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/SystemException.cpp b/src/Platform/Unix/SystemException.cpp
index 428edfe7..b29e0370 100644
--- a/src/Platform/Unix/SystemException.cpp
+++ b/src/Platform/Unix/SystemException.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/SystemInfo.cpp b/src/Platform/Unix/SystemInfo.cpp
index f09674aa..530d3b4b 100644
--- a/src/Platform/Unix/SystemInfo.cpp
+++ b/src/Platform/Unix/SystemInfo.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/SystemLog.cpp b/src/Platform/Unix/SystemLog.cpp
index 72221375..95b20074 100644
--- a/src/Platform/Unix/SystemLog.cpp
+++ b/src/Platform/Unix/SystemLog.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/Thread.cpp b/src/Platform/Unix/Thread.cpp
index 099c4658..febf9ab2 100644
--- a/src/Platform/Unix/Thread.cpp
+++ b/src/Platform/Unix/Thread.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */
diff --git a/src/Platform/Unix/Time.cpp b/src/Platform/Unix/Time.cpp
index 356dde74..055938f9 100644
--- a/src/Platform/Unix/Time.cpp
+++ b/src/Platform/Unix/Time.cpp
@@ -3,9 +3,9 @@
  Copyright (c) 2008-2012 TrueCrypt Developers Association and which is governed
  by the TrueCrypt License 3.0.
 
  Modifications and additions to the original source code (contained in this file)
- and all other portions of this file are Copyright (c) 2013-2017 IDRIX
+ and all other portions of this file are Copyright (c) 2013-2025 IDRIX
  and are governed by the Apache License 2.0 the full text of which is
  contained in the file License.txt included in VeraCrypt binary and source
  code distribution packages.
 */