Windows Kernel-Mode library

1 files changed, 41 insertions, 0 deletions

diff --git a/src/dpc.rs b/src/dpc.rs
new file mode 100644
index 0000000..de37e1a
--- /dev/null
+++ b/src/dpc.rs
@@ -0,0 +1,41 @@
+//! Deferred Procedure Calls (DPC).
+
+use ::basedef::*;
+
+extern "system"
+{
+	pub fn KeInitializeDpc(Dpc: *mut KDPC, DeferredRoutine: PDEFERRED_ROUTINE, DeferredContext: *mut u8);
+	pub fn KeInsertQueueDpc(Dpc: *mut KDPC, SystemArgument1: *const u8, SystemArgument2: *const u8) -> bool;
+	pub fn KeRemoveQueueDpc(Dpc: *mut KDPC) -> bool;
+	pub fn KeFlushQueuedDpcs();
+	pub fn KeGenericCallDpc(DeferredRoutine: PDEFERRED_ROUTINE, DeferredContext: *mut u8);
+}
+
+pub type PDEFERRED_ROUTINE = extern "system" fn (Dpc: *const KDPC, DeferredContext: *mut u8, SystemArgument1: *const u8, SystemArgument2: *const u8);
+
+/// Deferred Procedure Call object.
+#[repr(C)]
+pub struct KDPC
+{
+	Type: u8,
+	Number: u8,
+	Importance: u8,
+
+	DpcListEntry: LIST_ENTRY,
+	DeferredRoutine: PDEFERRED_ROUTINE,
+	DeferredContext: *mut u8,
+	SystemArgument1: *mut u8,
+	SystemArgument2: *mut u8,
+
+	DpcData: *mut KDPC_DATA,
+}
+
+/// DPC data structure definition.
+#[repr(C)]
+pub struct KDPC_DATA
+{
+	DpcListHead: LIST_ENTRY,
+	DpcLock: KSPIN_LOCK,
+	DpcQueueDepth: i32,
+	DpcCount: u32,
+}