Kernel: Introduce skeleton Process class to hold process data

1 files changed, 61 insertions, 0 deletions

diff --git a/src/core/hle/kernel/process.h b/src/core/hle/kernel/process.h
new file mode 100644
index 000000000..8abd881e3
--- /dev/null
+++ b/src/core/hle/kernel/process.h
@@ -0,0 +1,61 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <bitset>
+
+#include <boost/container/static_vector.hpp>
+
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/result.h"
+
+namespace Kernel {
+
+struct StaticAddressMapping {
+    // Address and size must be 4K-aligned
+    VAddr address;
+    u32 size;
+    bool writable;
+};
+
+enum class MemoryRegion {
+    APPLICATION = 1,
+    SYSTEM = 2,
+    BASE = 3,
+};
+
+class Process final : public Object {
+public:
+    static SharedPtr<Process> Create(std::string name, u64 program_id);
+
+    std::string GetTypeName() const override { return "Process"; }
+    std::string GetName() const override { return name; }
+
+    static const HandleType HANDLE_TYPE = HandleType::Process;
+    HandleType GetHandleType() const override { return HANDLE_TYPE; }
+
+    std::string name; ///< Name of the process
+    u64 program_id;
+
+    std::bitset<0x80> svc_access_mask;
+    unsigned int handle_table_size = 0x200;
+    boost::container::static_vector<StaticAddressMapping, 8> static_address_mappings; // TODO: Determine a good upper limit
+
+    bool loaded_high = false; // Application loaded high (not at 0x00100000)
+    bool shared_page_writable = false;
+    bool privileged_priority = false; // Can use priority levels higher than 24
+    MemoryRegion memory_region = MemoryRegion::APPLICATION;
+
+    void ParseKernelCaps(const u32* kernel_caps, size_t len);
+    void Run(VAddr entry_point, s32 main_thread_priority, u32 stack_size);
+
+private:
+    Process();
+    ~Process() override;
+};
+
+extern SharedPtr<Process> g_current_process;
+
+}