Added a bunch of entry points.
Added some stubs and header information.
Fixed some return codes.

diff --git a/include/rpcnterr.h b/include/rpcnterr.h
new file mode 100644
index 0000000..6bd9717
--- /dev/null
+++ b/include/rpcnterr.h
@@ -0,0 +1,26 @@
+#ifndef __RPCNTERR_H__
+#define __RPCNTERR_H__
+
+#define RPC_S_OK                          ERROR_SUCCESS
+#define RPC_S_INVALID_ARG                 ERROR_INVALID_PARAMETER
+#define RPC_S_OUT_OF_MEMORY               ERROR_OUTOFMEMORY
+#define RPC_S_OUT_OF_THREADS              ERROR_MAX_THRDS_REACHED
+#define RPC_S_INVALID_LEVEL               ERROR_INVALID_PARAMETER
+#define RPC_S_BUFFER_TOO_SMALL            ERROR_INSUFFICIENT_BUFFER
+#define RPC_S_INVALID_SECURITY_DESC       ERROR_INVALID_SECURITY_DESCR
+#define RPC_S_ACCESS_DENIED               ERROR_ACCESS_DENIED
+#define RPC_S_SERVER_OUT_OF_MEMORY        ERROR_NOT_ENOUGH_SERVER_MEMORY
+#define RPC_S_ASYNC_CALL_PENDING          ERROR_IO_PENDING
+#define RPC_S_UNKNOWN_PRINCIPAL           ERROR_NONE_MAPPED
+#define RPC_S_TIMEOUT                     ERROR_TIMEOUT
+
+#define RPC_X_NO_MEMORY                   RPC_S_OUT_OF_MEMORY
+#define RPC_X_INVALID_BOUND               RPC_S_INVALID_BOUND
+#define RPC_X_INVALID_TAG                 RPC_S_INVALID_TAG
+#define RPC_X_ENUM_VALUE_TOO_LARGE        RPC_X_ENUM_VALUE_OUT_OF_RANGE
+#define RPC_X_SS_CONTEXT_MISMATCH         ERROR_INVALID_HANDLE
+#define RPC_X_INVALID_BUFFER              ERROR_INVALID_USER_BUFFER
+#define RPC_X_PIPE_APP_MEMORY             ERROR_OUTOFMEMORY
+#define RPC_X_INVALID_PIPE_OPERATION      RPC_X_WRONG_PIPE_ORDER
+
+#endif  /* __RPCNTERR_H__ */