* Copyright (c) 2000-2016 Apple Computer, Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- *
+ *
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
- *
+ *
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
- *
+ *
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
- *
+ *
* @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* @OSF_COPYRIGHT@
*/
-/*
+/*
* Mach Operating System
* Copyright (c) 1991,1990,1989 Carnegie Mellon University
* All Rights Reserved.
- *
+ *
* Permission to use, copy, modify and distribute this software and its
* documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
- *
+ *
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
* ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
+ *
* Carnegie Mellon requests users of this software to return to
- *
+ *
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
- *
+ *
* any improvements or extensions that they make and grant Carnegie Mellon
* the rights to redistribute these changes.
*/
* Definitions for ports.
*/
-#ifndef _IPC_IPC_PORT_H_
+#ifndef _IPC_IPC_PORT_H_
#define _IPC_IPC_PORT_H_
#ifdef MACH_KERNEL_PRIVATE
typedef unsigned int ipc_port_timestamp_t;
struct ipc_port {
-
/*
* Initial sub-structure in common with ipc_pset
* First element is an ipc_object second is a
mach_vm_address_t ip_context;
- natural_t ip_sprequests:1, /* send-possible requests outstanding */
- ip_spimportant:1, /* ... at least one is importance donating */
- ip_impdonation:1, /* port supports importance donation */
- ip_tempowner:1, /* dont give donations to current receiver */
- ip_guarded:1, /* port guarded (use context value as guard) */
- ip_strict_guard:1, /* Strict guarding; Prevents user manipulation of context values directly */
- ip_specialreply:1, /* port is a special reply port */
- ip_sync_link_state:3, /* link the special reply port to destination port/ Workloop */
- ip_impcount:22; /* number of importance donations in nested queue */
+ natural_t ip_sprequests:1, /* send-possible requests outstanding */
+ ip_spimportant:1, /* ... at least one is importance donating */
+ ip_impdonation:1, /* port supports importance donation */
+ ip_tempowner:1, /* dont give donations to current receiver */
+ ip_guarded:1, /* port guarded (use context value as guard) */
+ ip_strict_guard:1, /* Strict guarding; Prevents user manipulation of context values directly */
+ ip_specialreply:1, /* port is a special reply port */
+ ip_sync_link_state:3, /* link the special reply port to destination port/ Workloop */
+ ip_impcount:22; /* number of importance donations in nested queue */
mach_port_mscount_t ip_mscount;
mach_port_rights_t ip_srights;
mach_port_rights_t ip_sorights;
-#if MACH_ASSERT
-#define IP_NSPARES 4
-#define IP_CALLSTACK_MAX 16
+#if MACH_ASSERT
+#define IP_NSPARES 4
+#define IP_CALLSTACK_MAX 16
/* queue_chain_t ip_port_links;*//* all allocated ports */
- thread_t ip_thread; /* who made me? thread context */
- unsigned long ip_timetrack; /* give an idea of "when" created */
- uintptr_t ip_callstack[IP_CALLSTACK_MAX]; /* stack trace */
- unsigned long ip_spares[IP_NSPARES]; /* for debugging */
-#endif /* MACH_ASSERT */
+ thread_t ip_thread; /* who made me? thread context */
+ unsigned long ip_timetrack; /* give an idea of "when" created */
+ uintptr_t ip_callstack[IP_CALLSTACK_MAX]; /* stack trace */
+ unsigned long ip_spares[IP_NSPARES]; /* for debugging */
+#endif /* MACH_ASSERT */
#if DEVELOPMENT || DEBUG
- uint8_t ip_srp_lost_link:1, /* special reply port turnstile link chain broken */
- ip_srp_msg_sent:1; /* special reply port msg sent */
+ uint8_t ip_srp_lost_link:1, /* special reply port turnstile link chain broken */
+ ip_srp_msg_sent:1; /* special reply port msg sent */
#endif
};
-#define ip_references ip_object.io_references
-#define ip_bits ip_object.io_bits
+#define ip_references ip_object.io_references
+#define ip_bits ip_object.io_bits
-#define ip_receiver_name ip_messages.imq_receiver_name
-#define ip_in_pset ip_messages.imq_in_pset
+#define ip_receiver_name ip_messages.imq_receiver_name
+#define ip_in_pset ip_messages.imq_in_pset
-#define ip_receiver data.receiver
-#define ip_destination data.destination
-#define ip_timestamp data.timestamp
+#define ip_receiver data.receiver
+#define ip_destination data.destination
+#define ip_timestamp data.timestamp
-#define ip_kobject kdata.kobject
-#define ip_imp_task kdata.imp_task
-#define ip_sync_inheritor_port kdata.sync_inheritor_port
-#define ip_sync_inheritor_knote kdata.sync_inheritor_knote
-#define ip_sync_inheritor_ts kdata.sync_inheritor_ts
+#define ip_kobject kdata.kobject
+#define ip_imp_task kdata.imp_task
+#define ip_sync_inheritor_port kdata.sync_inheritor_port
+#define ip_sync_inheritor_knote kdata.sync_inheritor_knote
+#define ip_sync_inheritor_ts kdata.sync_inheritor_ts
-#define ip_premsg kdata2.premsg
-#define ip_send_turnstile kdata2.send_turnstile
-#define ip_dealloc_elm kdata2.dealloc_elm
+#define ip_premsg kdata2.premsg
+#define ip_send_turnstile kdata2.send_turnstile
+#define ip_dealloc_elm kdata2.dealloc_elm
-#define port_send_turnstile(port) (IP_PREALLOC(port) ? (port)->ip_premsg->ikm_turnstile : (port)->ip_send_turnstile)
+#define port_send_turnstile(port) (IP_PREALLOC(port) ? (port)->ip_premsg->ikm_turnstile : (port)->ip_send_turnstile)
#define set_port_send_turnstile(port, value) \
MACRO_BEGIN \
if (IP_PREALLOC(port)) { \
- (port)->ip_premsg->ikm_turnstile = (value); \
+ (port)->ip_premsg->ikm_turnstile = (value); \
} else { \
- (port)->ip_send_turnstile = (value); \
+ (port)->ip_send_turnstile = (value); \
} \
MACRO_END
#define PORT_SYNC_LINK_WORKLOOP_STASH (0x3)
#define PORT_SYNC_LINK_NO_LINKAGE (0x4)
-#define IP_NULL IPC_PORT_NULL
-#define IP_DEAD IPC_PORT_DEAD
-#define IP_VALID(port) IPC_PORT_VALID(port)
+#define IP_NULL IPC_PORT_NULL
+#define IP_DEAD IPC_PORT_DEAD
+#define IP_VALID(port) IPC_PORT_VALID(port)
-#define ip_active(port) io_active(&(port)->ip_object)
-#define ip_lock_init(port) io_lock_init(&(port)->ip_object)
-#define ip_lock(port) io_lock(&(port)->ip_object)
-#define ip_lock_try(port) io_lock_try(&(port)->ip_object)
-#define ip_lock_held_kdp(port) io_lock_held_kdp(&(port)->ip_object)
-#define ip_unlock(port) io_unlock(&(port)->ip_object)
+#define ip_active(port) io_active(&(port)->ip_object)
+#define ip_lock_init(port) io_lock_init(&(port)->ip_object)
+#define ip_lock(port) io_lock(&(port)->ip_object)
+#define ip_lock_try(port) io_lock_try(&(port)->ip_object)
+#define ip_lock_held_kdp(port) io_lock_held_kdp(&(port)->ip_object)
+#define ip_unlock(port) io_unlock(&(port)->ip_object)
-#define ip_reference(port) io_reference(&(port)->ip_object)
-#define ip_release(port) io_release(&(port)->ip_object)
+#define ip_reference(port) io_reference(&(port)->ip_object)
+#define ip_release(port) io_release(&(port)->ip_object)
/* get an ipc_port pointer from an ipc_mqueue pointer */
-#define ip_from_mq(mq) \
- __container_of(mq, struct ipc_port, ip_messages)
+#define ip_from_mq(mq) \
+ __container_of(mq, struct ipc_port, ip_messages)
-#define ip_reference_mq(mq) ip_reference(ip_from_mq(mq))
-#define ip_release_mq(mq) ip_release(ip_from_mq(mq))
+#define ip_reference_mq(mq) ip_reference(ip_from_mq(mq))
+#define ip_release_mq(mq) ip_release(ip_from_mq(mq))
-#define ip_kotype(port) io_kotype(&(port)->ip_object)
+#define ip_kotype(port) io_kotype(&(port)->ip_object)
-#define ip_full_kernel(port) imq_full_kernel(&(port)->ip_messages)
-#define ip_full(port) imq_full(&(port)->ip_messages)
+#define ip_full_kernel(port) imq_full_kernel(&(port)->ip_messages)
+#define ip_full(port) imq_full(&(port)->ip_messages)
/*
* JMM - Preallocation flag
* sends by critical system threads (which may be needed to free memory and
* therefore cannot be blocked waiting for memory themselves).
*/
-#define IP_BIT_PREALLOC 0x00008000 /* preallocated mesg */
-#define IP_PREALLOC(port) ((port)->ip_bits & IP_BIT_PREALLOC)
+#define IP_BIT_PREALLOC 0x00008000 /* preallocated mesg */
+#define IP_PREALLOC(port) ((port)->ip_bits & IP_BIT_PREALLOC)
-#define IP_SET_PREALLOC(port, kmsg) \
-MACRO_BEGIN \
- (port)->ip_bits |= IP_BIT_PREALLOC; \
- (port)->ip_premsg = (kmsg); \
+#define IP_SET_PREALLOC(port, kmsg) \
+MACRO_BEGIN \
+ (port)->ip_bits |= IP_BIT_PREALLOC; \
+ (port)->ip_premsg = (kmsg); \
MACRO_END
-#define IP_CLEAR_PREALLOC(port, kmsg) \
-MACRO_BEGIN \
- assert((port)->ip_premsg == kmsg); \
- (port)->ip_bits &= ~IP_BIT_PREALLOC; \
- (port)->ip_premsg = IKM_NULL; \
+#define IP_CLEAR_PREALLOC(port, kmsg) \
+MACRO_BEGIN \
+ assert((port)->ip_premsg == kmsg); \
+ (port)->ip_bits &= ~IP_BIT_PREALLOC; \
+ (port)->ip_premsg = IKM_NULL; \
MACRO_END
/* JMM - address alignment/packing for LP64 */
} name;
};
-#define ipr_next notify.index
-#define ipr_size name.size
+#define ipr_next notify.index
+#define ipr_size name.size
-#define ipr_soright notify.port
-#define ipr_name name.name
+#define ipr_soright notify.port
+#define ipr_name name.name
/*
* Use the low bits in the ipr_soright to specify the request type
*/
-#define IPR_SOR_SPARM_MASK 1 /* send-possible armed */
-#define IPR_SOR_SPREQ_MASK 2 /* send-possible requested */
-#define IPR_SOR_SPBIT_MASK 3 /* combo */
-#define IPR_SOR_SPARMED(sor) (((uintptr_t)(sor) & IPR_SOR_SPARM_MASK) != 0)
-#define IPR_SOR_SPREQ(sor) (((uintptr_t)(sor) & IPR_SOR_SPREQ_MASK) != 0)
-#define IPR_SOR_PORT(sor) ((ipc_port_t)((uintptr_t)(sor) & ~IPR_SOR_SPBIT_MASK))
-#define IPR_SOR_MAKE(p,m) ((ipc_port_t)((uintptr_t)(p) | (m)))
+#define IPR_SOR_SPARM_MASK 1 /* send-possible armed */
+#define IPR_SOR_SPREQ_MASK 2 /* send-possible requested */
+#define IPR_SOR_SPBIT_MASK 3 /* combo */
+#define IPR_SOR_SPARMED(sor) (((uintptr_t)(sor) & IPR_SOR_SPARM_MASK) != 0)
+#define IPR_SOR_SPREQ(sor) (((uintptr_t)(sor) & IPR_SOR_SPREQ_MASK) != 0)
+#define IPR_SOR_PORT(sor) ((ipc_port_t)((uintptr_t)(sor) & ~IPR_SOR_SPBIT_MASK))
+#define IPR_SOR_MAKE(p, m) ((ipc_port_t)((uintptr_t)(p) | (m)))
-extern lck_grp_t ipc_lck_grp;
-extern lck_attr_t ipc_lck_attr;
+extern lck_grp_t ipc_lck_grp;
+extern lck_attr_t ipc_lck_attr;
/*
* Taking the ipc_port_multiple lock grants the privilege
extern lck_spin_t ipc_port_multiple_lock_data;
-#define ipc_port_multiple_lock_init() \
- lck_spin_init(&ipc_port_multiple_lock_data, &ipc_lck_grp, &ipc_lck_attr)
+#define ipc_port_multiple_lock_init() \
+ lck_spin_init(&ipc_port_multiple_lock_data, &ipc_lck_grp, &ipc_lck_attr)
-#define ipc_port_multiple_lock() \
- lck_spin_lock(&ipc_port_multiple_lock_data)
+#define ipc_port_multiple_lock() \
+ lck_spin_lock_grp(&ipc_port_multiple_lock_data, &ipc_lck_grp)
-#define ipc_port_multiple_unlock() \
- lck_spin_unlock(&ipc_port_multiple_lock_data)
+#define ipc_port_multiple_unlock() \
+ lck_spin_unlock(&ipc_port_multiple_lock_data)
/*
* The port timestamp facility provides timestamps
* as long as one and two aren't too far apart.
*/
-#define IP_TIMESTAMP_ORDER(one, two) ((int) ((one) - (two)) < 0)
+#define IP_TIMESTAMP_ORDER(one, two) ((int) ((one) - (two)) < 0)
-#define ipc_port_translate_receive(space, name, portp) \
- ipc_object_translate((space), (name), \
- MACH_PORT_RIGHT_RECEIVE, \
- (ipc_object_t *) (portp))
+#define ipc_port_translate_receive(space, name, portp) \
+ ipc_object_translate((space), (name), \
+ MACH_PORT_RIGHT_RECEIVE, \
+ (ipc_object_t *) (portp))
-#define ipc_port_translate_send(space, name, portp) \
- ipc_object_translate((space), (name), \
- MACH_PORT_RIGHT_SEND, \
- (ipc_object_t *) (portp))
+#define ipc_port_translate_send(space, name, portp) \
+ ipc_object_translate((space), (name), \
+ MACH_PORT_RIGHT_SEND, \
+ (ipc_object_t *) (portp))
/* Allocate a notification request slot */
#if IMPORTANCE_INHERITANCE
extern kern_return_t
ipc_port_request_alloc(
- ipc_port_t port,
- mach_port_name_t name,
- ipc_port_t soright,
- boolean_t send_possible,
- boolean_t immediate,
- ipc_port_request_index_t *indexp,
- boolean_t *importantp);
+ ipc_port_t port,
+ mach_port_name_t name,
+ ipc_port_t soright,
+ boolean_t send_possible,
+ boolean_t immediate,
+ ipc_port_request_index_t *indexp,
+ boolean_t *importantp);
#else
extern kern_return_t
ipc_port_request_alloc(
- ipc_port_t port,
- mach_port_name_t name,
- ipc_port_t soright,
- boolean_t send_possible,
- boolean_t immediate,
- ipc_port_request_index_t *indexp);
+ ipc_port_t port,
+ mach_port_name_t name,
+ ipc_port_t soright,
+ boolean_t send_possible,
+ boolean_t immediate,
+ ipc_port_request_index_t *indexp);
#endif /* IMPORTANCE_INHERITANCE */
/* Grow one of a port's tables of notifcation requests */
extern kern_return_t ipc_port_request_grow(
- ipc_port_t port,
- ipc_table_elems_t target_size);
+ ipc_port_t port,
+ ipc_table_elems_t target_size);
/* Return the type(s) of notification requests outstanding */
extern mach_port_type_t ipc_port_request_type(
- ipc_port_t port,
- mach_port_name_t name,
- ipc_port_request_index_t index);
+ ipc_port_t port,
+ mach_port_name_t name,
+ ipc_port_request_index_t index);
/* Cancel a notification request and return the send-once right */
extern ipc_port_t ipc_port_request_cancel(
- ipc_port_t port,
- mach_port_name_t name,
- ipc_port_request_index_t index);
+ ipc_port_t port,
+ mach_port_name_t name,
+ ipc_port_request_index_t index);
/* Arm any delayed send-possible notification */
extern boolean_t ipc_port_request_sparm(
mach_msg_priority_t override);
/* Macros for manipulating a port's dead name notificaiton requests */
-#define ipc_port_request_rename(port, index, oname, nname) \
-MACRO_BEGIN \
- ipc_port_request_t ipr, table; \
- \
- assert(ip_active(port)); \
- \
- table = port->ip_requests; \
- assert(table != IPR_NULL); \
- \
- ipr = &table[index]; \
- assert(ipr->ipr_name == oname); \
- \
- ipr->ipr_name = nname; \
+#define ipc_port_request_rename(port, index, oname, nname) \
+MACRO_BEGIN \
+ ipc_port_request_t ipr, table; \
+ \
+ assert(ip_active(port)); \
+ \
+ table = port->ip_requests; \
+ assert(table != IPR_NULL); \
+ \
+ ipr = &table[index]; \
+ assert(ipr->ipr_name == oname); \
+ \
+ ipr->ipr_name = nname; \
MACRO_END
/* Make a port-deleted request */
extern void ipc_port_pdrequest(
- ipc_port_t port,
- ipc_port_t notify,
- ipc_port_t *previousp);
+ ipc_port_t port,
+ ipc_port_t notify,
+ ipc_port_t *previousp);
/* Make a no-senders request */
extern void ipc_port_nsrequest(
- ipc_port_t port,
- mach_port_mscount_t sync,
- ipc_port_t notify,
- ipc_port_t *previousp);
-
-#define ipc_port_set_mscount(port, mscount) \
-MACRO_BEGIN \
- assert(ip_active(port)); \
- \
- (port)->ip_mscount = (mscount); \
+ ipc_port_t port,
+ mach_port_mscount_t sync,
+ ipc_port_t notify,
+ ipc_port_t *previousp);
+
+#define ipc_port_set_mscount(port, mscount) \
+MACRO_BEGIN \
+ assert(ip_active(port)); \
+ \
+ (port)->ip_mscount = (mscount); \
MACRO_END
/* Prepare a receive right for transmission/destruction */
extern boolean_t ipc_port_clear_receiver(
- ipc_port_t port,
- boolean_t should_destroy);
+ ipc_port_t port,
+ boolean_t should_destroy);
/* Initialize a newly-allocated port */
extern void ipc_port_init(
- ipc_port_t port,
- ipc_space_t space,
- mach_port_name_t name);
+ ipc_port_t port,
+ ipc_space_t space,
+ mach_port_name_t name);
/* Allocate a port */
extern kern_return_t ipc_port_alloc(
- ipc_space_t space,
- mach_port_name_t *namep,
- ipc_port_t *portp);
+ ipc_space_t space,
+ mach_port_name_t *namep,
+ ipc_port_t *portp);
/* Allocate a port, with a specific name */
extern kern_return_t ipc_port_alloc_name(
- ipc_space_t space,
- mach_port_name_t name,
- ipc_port_t *portp);
+ ipc_space_t space,
+ mach_port_name_t name,
+ ipc_port_t *portp);
/* Generate dead name notifications */
extern void ipc_port_dnnotify(
- ipc_port_t port);
+ ipc_port_t port);
/* Generate send-possible notifications */
extern void ipc_port_spnotify(
- ipc_port_t port);
+ ipc_port_t port);
/* Destroy a port */
extern void ipc_port_destroy(
- ipc_port_t port);
+ ipc_port_t port);
-/* Check if queueing "port" in a message for "dest" would create a circular
- group of ports and messages */
+/* Check if queueing "port" in a message for "dest" would create a circular
+ * group of ports and messages */
extern boolean_t
ipc_port_check_circularity(
- ipc_port_t port,
- ipc_port_t dest);
+ ipc_port_t port,
+ ipc_port_t dest);
#if IMPORTANCE_INHERITANCE
#define IPC_PORT_ADJUST_SR_ALLOW_SYNC_LINKAGE 0x2
#define IPC_PORT_ADJUST_SR_LINK_WORKLOOP 0x4
-#define IPC_PORT_ADJUST_SR_RECEIVED_MSG 0x8
-#define IPC_PORT_ADJUST_SR_ENABLE_EVENT 0x10
+#define IPC_PORT_ADJUST_SR_RECEIVED_MSG 0x8
+#define IPC_PORT_ADJUST_SR_ENABLE_EVENT 0x10
void
reset_ip_srp_bits(ipc_port_t special_reply_port);
/* apply importance delta to port only */
extern mach_port_delta_t
ipc_port_impcount_delta(
- ipc_port_t port,
- mach_port_delta_t delta,
- ipc_port_t base);
+ ipc_port_t port,
+ mach_port_delta_t delta,
+ ipc_port_t base);
/* apply importance delta to port, and return task importance for update */
extern boolean_t
ipc_port_importance_delta_internal(
- ipc_port_t port,
- natural_t options,
- mach_port_delta_t *deltap,
- ipc_importance_task_t *imp_task);
+ ipc_port_t port,
+ natural_t options,
+ mach_port_delta_t *deltap,
+ ipc_importance_task_t *imp_task);
/* Apply an importance delta to a port and reflect change in receiver task */
extern boolean_t
ipc_port_importance_delta(
- ipc_port_t port,
- natural_t options,
- mach_port_delta_t delta);
+ ipc_port_t port,
+ natural_t options,
+ mach_port_delta_t delta);
#endif /* IMPORTANCE_INHERITANCE */
/* Make a send-once notify port from a receive right */
extern ipc_port_t ipc_port_lookup_notify(
- ipc_space_t space,
- mach_port_name_t name);
+ ipc_space_t space,
+ mach_port_name_t name);
/* Make a naked send right from a receive right - port locked and active */
extern ipc_port_t ipc_port_make_send_locked(
- ipc_port_t port);
+ ipc_port_t port);
/* Make a naked send right from a receive right */
extern ipc_port_t ipc_port_make_send(
- ipc_port_t port);
+ ipc_port_t port);
/* Make a naked send right from another naked send right */
extern ipc_port_t ipc_port_copy_send(
- ipc_port_t port);
+ ipc_port_t port);
/* Copyout a naked send right */
extern mach_port_name_t ipc_port_copyout_send(
- ipc_port_t sright,
- ipc_space_t space);
+ ipc_port_t sright,
+ ipc_space_t space);
/* Copyout a naked send right to given name */
extern mach_port_name_t ipc_port_copyout_name_send(
- ipc_port_t sright,
- ipc_space_t space,
+ ipc_port_t sright,
+ ipc_space_t space,
mach_port_name_t name);
#endif /* MACH_KERNEL_PRIVATE */
/* Release a (valid) naked send right */
extern void ipc_port_release_send(
- ipc_port_t port);
+ ipc_port_t port);
extern void ipc_port_reference(
ipc_port_t port);
/* Make a naked send-once right from a locked and active receive right */
extern ipc_port_t ipc_port_make_sonce_locked(
- ipc_port_t port);
+ ipc_port_t port);
/* Make a naked send-once right from a receive right */
extern ipc_port_t ipc_port_make_sonce(
- ipc_port_t port);
+ ipc_port_t port);
/* Release a naked send-once right */
extern void ipc_port_release_sonce(
- ipc_port_t port);
+ ipc_port_t port);
/* Release a naked (in limbo or in transit) receive right */
extern void ipc_port_release_receive(
- ipc_port_t port);
+ ipc_port_t port);
/* finalize the destruction of a port before it gets freed */
extern void ipc_port_finalize(
- ipc_port_t port);
+ ipc_port_t port);
/* Allocate a port in a special space */
extern ipc_port_t ipc_port_alloc_special(
- ipc_space_t space);
+ ipc_space_t space);
/* Deallocate a port in a special space */
extern void ipc_port_dealloc_special(
- ipc_port_t port,
- ipc_space_t space);
+ ipc_port_t port,
+ ipc_space_t space);
-#if MACH_ASSERT
+#if MACH_ASSERT
/* Track low-level port deallocation */
extern void ipc_port_track_dealloc(
- ipc_port_t port);
+ ipc_port_t port);
/* Initialize general port debugging state */
extern void ipc_port_debug_init(void);
-#endif /* MACH_ASSERT */
+#endif /* MACH_ASSERT */
extern struct turnstile *ipc_port_get_inheritor(
ipc_port_t port);
-#define ipc_port_alloc_kernel() \
- ipc_port_alloc_special(ipc_space_kernel)
-#define ipc_port_dealloc_kernel(port) \
- ipc_port_dealloc_special((port), ipc_space_kernel)
+#define ipc_port_alloc_kernel() \
+ ipc_port_alloc_special(ipc_space_kernel)
+#define ipc_port_dealloc_kernel(port) \
+ ipc_port_dealloc_special((port), ipc_space_kernel)
-#define ipc_port_alloc_reply() \
- ipc_port_alloc_special(ipc_space_reply)
-#define ipc_port_dealloc_reply(port) \
- ipc_port_dealloc_special((port), ipc_space_reply)
+#define ipc_port_alloc_reply() \
+ ipc_port_alloc_special(ipc_space_reply)
+#define ipc_port_dealloc_reply(port) \
+ ipc_port_dealloc_special((port), ipc_space_reply)
#endif /* MACH_KERNEL_PRIVATE */
-#endif /* _IPC_IPC_PORT_H_ */
+#endif /* _IPC_IPC_PORT_H_ */
projects / apple / xnu.git / blobdiff