--- xnu/xnu-12377.121.6/tests/ipc/ipc_utils.h
+++ /dev/null
@@ -1,222 +0,0 @@
-#ifndef IPC_UTILS_H
-#define IPC_UTILS_H
-
-#include <mach/mach.h>
-#include <mach/message.h>
-#include <mach/mach_error.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <stdarg.h>
-#include <sys/code_signing.h>
-
-/*
- * Common IPC utilities for XNU tests
- *
- * This header provides standardized message structures and utilities
- * for common IPC patterns used across multiple test files.
- */
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#if __arm64e__
-#define TARGET_CPU_ARM64E true
-#else
-#define TARGET_CPU_ARM64E false
-#endif
-
-#define countof(arr) (sizeof(arr) / sizeof((arr)[0]))
-
-/* Message structure for sending a single port */
-typedef struct {
-	mach_msg_header_t header;
-	mach_msg_body_t body;
-	mach_msg_port_descriptor_t port;
-} ipc_single_port_msg_t;
-
-/* Message structure for sending multiple ports in an array */
-typedef struct {
-	mach_msg_header_t header;
-	mach_msg_body_t body;
-	mach_msg_ool_ports_descriptor_t ports_descriptor;
-} ipc_port_array_msg_t;
-
-/* Generic message structure with trailer for receiving */
-typedef struct {
-	mach_msg_header_t header;
-	mach_msg_body_t body;
-	union {
-		/* Single port descriptor */
-		struct {
-			mach_msg_port_descriptor_t port;
-		} single;
-
-		/* Port array descriptor */
-		struct {
-			mach_msg_ool_ports_descriptor_t ports_descriptor;
-		} array;
-	} data;
-	mach_msg_max_trailer_t trailer;
-} ipc_receive_msg_t;
-
-/*
- * Port Management Functions
- */
-
-/* Create a new receive port with send right */
-mach_port_t ipc_create_receive_port(void);
-
-/* Create a receive port with specific options */
-mach_port_t ipc_create_receive_port_with_options(uint32_t mpo_flags);
-
-/* Safely deallocate a port */
-void ipc_deallocate_port(mach_port_t port);
-
-/* Insert a send right to a receive right */
-kern_return_t ipc_insert_send_right(mach_port_t receive_port);
-
-/*
- * Single Port Messaging Functions
- */
-
-/* Send a single port to destination */
-kern_return_t ipc_send_port(mach_port_t destination, mach_port_t port,
-    mach_msg_type_name_t disposition);
-
-/* Receive a single port from destination */
-kern_return_t ipc_receive_port(mach_port_t destination, mach_port_t *port);
-
-/*
- * Port Array Messaging Functions
- */
-
-/* Send an array of ports to destination */
-kern_return_t ipc_send_port_array(mach_port_t destination,
-    mach_port_t *ports, mach_msg_type_number_t count,
-    mach_msg_type_name_t disposition);
-
-/* Receive an array of ports from destination */
-kern_return_t ipc_receive_port_array(mach_port_t destination,
-    mach_port_t **ports, mach_msg_type_number_t *count);
-
-/*
- * Generic Messaging Functions
- */
-
-/* Send a pre-constructed message */
-kern_return_t ipc_send_message(mach_msg_header_t *msg);
-
-/* Receive a message into a pre-allocated buffer */
-kern_return_t ipc_receive_message(mach_port_t destination, ipc_receive_msg_t *msg,
-    mach_msg_size_t max_size);
-
-/*
- * Security and Code Signing Utilities
- */
-
-/* Check if IPC hardening is disabled (CS_CONFIG_GET_OUT_OF_MY_WAY) */
-bool ipc_hardening_disabled(void);
-
-/* Check if SIP is disabled (CSR_ALLOW_UNRESTRICTED_FS) */
-bool ipc_sip_disabled(void);
-
-/* XPC domain types - in xpc/launch_private.h */
-#define XPC_DOMAIN_SYSTEM 1
-#define XPC_DOMAIN_PORT 7
-
-/*
- * Port Type Testing Infrastructure
- */
-
-/* Enum to identify port types during testing */
-typedef enum {
-	TEST_IOT_PORT = 0,
-	TEST_IOT_REPLY_PORT,
-	TEST_IOT_CONNECTION_PORT,
-	TEST_IOT_EXCEPTION_PORT,
-	TEST_IOT_WEAK_REPLY_PORT,
-	TEST_IOT_CONNECTION_PORT_WITH_PORT_ARRAY,
-	TEST_IOT_NOTIFICATION_PORT,
-	TEST_IOT_TIMER_PORT,
-	TEST_IOT_SPECIAL_REPLY_PORT,
-	TEST_IOT_SERVICE_PORT,
-	TEST_IOT_WEAK_SERVICE_PORT,
-	TEST_IOT_BOOTSTRAP_PORT,
-	TEST_PORT_TYPE_COUNT
-} ipc_test_port_type_t;
-
-/* Port type descriptor for testing different port types */
-typedef struct {
-	mach_port_t (*port_ctor)(void);
-	char *port_type_name;
-} port_type_desc_t;
-
-/* Get the array of all port type descriptors */
-const port_type_desc_t *ipc_get_all_port_types(void);
-
-/* Get the count of port types in the array */
-size_t ipc_get_port_type_count(void);
-
-/* Get a specific port type descriptor by enum */
-const port_type_desc_t *ipc_get_port_type_desc(ipc_test_port_type_t type);
-
-/* Create a port of the specified type with null assertion */
-mach_port_t ipc_create_port_with_type(ipc_test_port_type_t type);
-
-/*
- * Port Policy Helpers
- */
-
-/*
- * Encode if a port type can receive notifications based on
- * pol_can_receive_notifications in ipc_policy.c
- */
-bool ipc_port_type_can_receive_notifications(ipc_test_port_type_t type);
-
-/*
- * Determine if a reply port type will cause SIGKILL when used as
- * an exception port. Returns true if SIGKILL is expected, false if
- * the port is weak (due to hardening being disabled) and will succeed.
- */
-bool ipc_reply_port_causes_sigkill_as_exception_port(ipc_test_port_type_t type);
-
-/*
- * Determine if a port type will cause SIGKILL for containment processes
- * when attempting to register for notifications. Containment processes have
- * restricted IPC capabilities, so all notification registration attempts
- * should result in SIGKILL.
- */
-bool ipc_containment_notification_causes_sigkill(ipc_test_port_type_t type);
-
-/*
- * Test Setup Utilities
- */
-
-/*
- * Ensure mach port guard exceptions are fatal on bridgeOS.
- * On bridgeOS, TASK_EXC_GUARD_MP_FATAL is not set by default, so we need to
- * override it to ensure tests work correctly.
- */
-void ipc_ensure_mach_port_guard_fatal(void);
-
-/*
- * Fork and Expect SIGKILL Testing
- */
-
-/* Fork and expect a block to be killed with SIGKILL */
-void expect_sigkill(void (^fn)(void), const char *format_description, ...);
-
-/* Fork and expect a block to be killed with a specific EXC_GUARD code */
-void ipc_expect_exc_guard(unsigned int expected_guard_code, void (^fn)(void),
-    const char *format_description, ...);
-
-/* Fork and expect a block to exit normally (status 0, no signal) */
-void assert_normal_exit(void (^fn)(void), const char *format_description, ...);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* IPC_UTILS_H */