IMP: Working on Paging API...

FIX: Fixed the path of filesystem's ESP.

Signed-off-by: Amlal <amlal@el-mahrouss-logic.com>

1 files changed, 60 insertions, 0 deletions

diff --git a/dev/ddk/src/KernelCall.c b/dev/ddk/src/KernelCall.c
new file mode 100644
index 00000000..ccb401af
--- /dev/null
+++ b/dev/ddk/src/KernelCall.c
@@ -0,0 +1,60 @@
+/* -------------------------------------------
+
+	Copyright ZKA Technologies.
+
+	Purpose: DDK Kernel call.
+
+------------------------------------------- */
+
+#include <ddk/KernelStd.h>
+#include <stdarg.h>
+
+/// @brief this is an internal call, do not use it.
+DK_EXTERN ATTRIBUTE(naked) void* __KernelCallDispatch(const char* name, int32_t cnt, void* data, size_t sz);
+
+/// @brief Interupt Kernel
+/// @param KernelRpcName RPC name
+/// @param cnt number of elements in **data** pointer.
+/// @param data data pointer.
+/// @param sz The size of the whole data pointer.
+/// @retval void* Kernel call was successful.
+/// @retval nil Kernel call failed, call KernelLastError(void)
+DK_EXTERN void* KernelCall(const char* name, int32_t cnt, void* data, size_t sz)
+{
+	if (!name || *name == 0 || cnt == 0)
+		return nil;
+
+	return __KernelCallDispatch(name, cnt, data, sz);
+}
+
+/// @brief Add system call.
+/// @param slot system call slot
+/// @param slotFn, syscall slot.
+DK_EXTERN void KernelAddSyscall(const int slot, void (*slotFn)(void* a0))
+{
+	KernelCall("IntAddSyscall", slot, slotFn, 1);
+}
+
+/// @brief Get a Kernel property.
+/// @param slot property id (always 0)
+/// @param name the object's name.
+/// @return Object manifest.
+DK_EXTERN struct DDK_OBJECT_MANIFEST* KernelGetObject(const int slot, const char* name)
+{
+	struct DDK_OBJECT_MANIFEST* manifest = (struct DDK_OBJECT_MANIFEST*)KernelCall("RtlGetObject", slot, (void*)name, 1);
+
+	if (!manifest)
+		return nil;
+
+	return manifest;
+}
+
+/// @brief Set a Kernel property.
+/// @param slot property id (always 0)
+/// @param name the object's name.
+/// @param ddk_pr pointer to a object's DDK_OBJECT_MANIFEST.
+/// @return property's object.
+DK_EXTERN void* KernelSetObject(const int slot, const struct DDK_OBJECT_MANIFEST* ddk_pr)
+{
+	return KernelCall("RtlSetObject", slot, (void*)ddk_pr, 1);
+}