Organize driver binding files

Core/Driver/DriverBinding/BindInput.cpp

@@ -0,0 +1,73 @@
+/*
+   This file is part of Fennix Kernel.
+
+   Fennix Kernel is free software: you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation, either version 3 of
+   the License, or (at your option) any later version.
+
+   Fennix Kernel is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include "../api.hpp"
+
+#include <ints.hpp>
+#include <memory.hpp>
+#include <task.hpp>
+#include <lock.hpp>
+#include <printf.h>
+#include <cwalk.h>
+#include <md5.h>
+
+#include "../../../kernel.h"
+#include "../../../DAPI.hpp"
+#include "../../../Fex.hpp"
+
+namespace Driver
+{
+    DriverCode Driver::DriverLoadBindInput(void *DrvExtHdr, uintptr_t DriverAddress, size_t Size, bool IsElf)
+    {
+        UNUSED(DrvExtHdr);
+        UNUSED(IsElf);
+        Memory::MemMgr *mem = new Memory::MemMgr(nullptr, TaskManager->GetCurrentProcess()->memDirectory);
+        Fex *fex = (Fex *)mem->RequestPages(TO_PAGES(Size + 1));
+        memcpy(fex, (void *)DriverAddress, Size);
+        FexExtended *fexExtended = (FexExtended *)((uintptr_t)fex + EXTENDED_SECTION_ADDRESS);
+        debug("Driver allocated at %#lx-%#lx", fex, (uintptr_t)fex + Size);
+#ifdef DEBUG
+        uint8_t *result = md5File((uint8_t *)fex, Size);
+        debug("MD5: %02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
+              result[0], result[1], result[2], result[3], result[4], result[5], result[6], result[7],
+              result[8], result[9], result[10], result[11], result[12], result[13], result[14], result[15]);
+        kfree(result);
+#endif
+        KernelAPI *KAPI = (KernelAPI *)mem->RequestPages(TO_PAGES(sizeof(KernelAPI) + 1));
+
+        if (CallDriverEntryPoint(fex, KAPI) != DriverCode::OK)
+        {
+            delete mem, mem = nullptr;
+            return DriverCode::DRIVER_RETURNED_ERROR;
+        }
+        debug("Starting driver %s (offset: %#lx)", fexExtended->Driver.Name, fex);
+
+        switch (fexExtended->Driver.Type)
+        {
+        case FexDriverType::FexDriverType_Input:
+            return BindInputInput(mem, fex);
+        default:
+        {
+            warn("Unknown driver type: %d", fexExtended->Driver.Type);
+            delete mem, mem = nullptr;
+            return DriverCode::UNKNOWN_DRIVER_TYPE;
+        }
+        }
+
+        return DriverCode::OK;
+    }
+}