Move C++ code into cpp/ dir (#941)

- Moved C++ code to cpp/ from src/raspberrypi - Related updates to Makefile, easyinstall.sh, and the github build rules - Removed the native X68k C code in src/x68k from the repo
2025-09-25 19:17:31 +00:00 · 2022-10-25 12:59:30 -07:00
parent 4b109a70b0
commit 08194af424
184 changed files with 11 additions and 4920 deletions
--- a/cpp/rasutil.cpp
+++ b/cpp/rasutil.cpp
@@ -0,0 +1,129 @@
+//---------------------------------------------------------------------------
+//
+// SCSI Target Emulator RaSCSI Reloaded
+// for Raspberry Pi
+//
+// Copyright (C) 2021-22 Uwe Seimet
+//
+//---------------------------------------------------------------------------
+
+#include "rascsi_version.h"
+#include "rasutil.h"
+#include <sstream>
+
+using namespace std;
+using namespace rascsi_interface;
+
+bool ras_util::GetAsInt(const string& value, int& result)
+{
+	if (value.find_first_not_of("0123456789") != string::npos) {
+		return false;
+	}
+
+	try {
+		auto v = stoul(value);
+		result = (int)v;
+	}
+	catch(const invalid_argument&) {
+		return false;
+	}
+	catch(const out_of_range&) {
+		return false;
+	}
+
+	return true;
+}
+
+
+string ras_util::Banner(const string& app)
+{
+	ostringstream s;
+
+	s << "SCSI Target Emulator RaSCSI " << app << " version " << rascsi_get_version_string()
+			<< "  (" << __DATE__ << ' ' << __TIME__ << ")\n";
+	s << "Powered by XM6 TypeG Technology / ";
+	s << "Copyright (C) 2016-2020 GIMONS\n";
+	s << "Copyright (C) 2020-2022 Contributors to the RaSCSI Reloaded project\n";
+
+	return s.str();
+}
+
+string ras_util::ListDevices(const list<PbDevice>& pb_devices)
+{
+	if (pb_devices.empty()) {
+		return "No devices currently attached.\n";
+	}
+
+	ostringstream s;
+	s << "+----+-----+------+-------------------------------------\n"
+			<< "| ID | LUN | TYPE | IMAGE FILE\n"
+			<< "+----+-----+------+-------------------------------------\n";
+
+	list<PbDevice> devices = pb_devices;
+	devices.sort([](const auto& a, const auto& b) { return a.id() < b.id() || a.unit() < b.unit(); });
+
+	for (const auto& device : devices) {
+		string filename;
+		switch (device.type()) {
+			case SCBR:
+				filename = "X68000 HOST BRIDGE";
+				break;
+
+			case SCDP:
+				filename = "DaynaPort SCSI/Link";
+				break;
+
+			case SCHS:
+				filename = "Host Services";
+				break;
+
+			case SCLP:
+				filename = "SCSI Printer";
+				break;
+
+			default:
+				filename = device.file().name();
+				break;
+		}
+
+		s << "|  " << device.id() << " |   " << device.unit() << " | " << PbDeviceType_Name(device.type()) << " | "
+				<< (filename.empty() ? "NO MEDIUM" : filename)
+				<< (!device.status().removed() && (device.properties().read_only() || device.status().protected_()) ? " (READ-ONLY)" : "")
+				<< '\n';
+	}
+
+	s << "+----+-----+------+-------------------------------------\n";
+
+	return s.str();
+}
+
+string ras_util::GetExtensionLowerCase(const string& filename)
+{
+	string ext;
+	if (const size_t separator = filename.rfind('.'); separator != string::npos) {
+		ext = filename.substr(separator + 1);
+	}
+	std::transform(ext.begin(), ext.end(), ext.begin(), [](unsigned char c){ return std::tolower(c); });
+
+	return ext;
+}
+
+// Pin the thread to a specific CPU
+// TODO Check whether just using a single CPU really makes sense
+void ras_util::FixCpu(int cpu)
+{
+#ifdef __linux__
+	// Get the number of CPUs
+	cpu_set_t mask;
+	CPU_ZERO(&mask);
+	sched_getaffinity(0, sizeof(cpu_set_t), &mask);
+	const int cpus = CPU_COUNT(&mask);
+
+	// Set the thread affinity
+	if (cpu < cpus) {
+		CPU_ZERO(&mask);
+		CPU_SET(cpu, &mask);
+		sched_setaffinity(0, sizeof(cpu_set_t), &mask);
+	}
+#endif
+}