/*
- * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2013 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * @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
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * 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,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
+ * 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@
*/
/* Copyright (c) 1998, 1999 Apple Computer, Inc. All Rights Reserved */
/* Copyright (c) 1995, 1997 Apple Computer, Inc. All Rights Reserved */
*
* @(#)malloc.h 8.5 (Berkeley) 5/3/95
*/
+/*
+ * NOTICE: This file was modified by SPARTA, Inc. in 2005 to introduce
+ * support for mandatory and extensible security protections. This notice
+ * is included in support of clause 2.2 (b) of the Apple Public License,
+ * Version 2.0.
+ */
#ifndef _SYS_MALLOC_H_
-#define _SYS_MALLOC_H_
+#define _SYS_MALLOC_H_
#include <sys/appleapiopts.h>
/*
* flags to malloc
*/
-#define M_WAITOK 0x0000
-#define M_NOWAIT 0x0001
+#define M_WAITOK 0x0000
+#define M_NOWAIT 0x0001
#define M_ZERO 0x0004 /* bzero the allocation */
+#define M_NULL 0x0008 /* return NULL if space is unavailable*/
+#ifdef XNU_KERNEL_PRIVATE
-#ifdef BSD_KERNEL_PRIVATE
+#include <mach/vm_types.h>
+#include <kern/kalloc.h>
-#define KMEMSTATS
+ZONE_VIEW_DECLARE(ZV_NAMEI);
/*
* Types of memory to be allocated (not all are used by us)
*/
-#define M_FREE 0 /* should be on free list */
-#define M_MBUF 1 /* mbuf */
-#define M_DEVBUF 2 /* device driver memory */
-#define M_SOCKET 3 /* socket structure */
-#define M_PCB 4 /* protocol control block */
-#define M_RTABLE 5 /* routing tables */
-#define M_HTABLE 6 /* IMP host tables */
-#define M_FTABLE 7 /* fragment reassembly header */
-#define M_ZOMBIE 8 /* zombie proc status */
-#define M_IFADDR 9 /* interface address */
-#define M_SOOPTS 10 /* socket options */
-#define M_SONAME 11 /* socket name */
-#define M_NAMEI 12 /* namei path name buffer */
-#define M_GPROF 13 /* kernel profiling buffer */
-#define M_IOCTLOPS 14 /* ioctl data buffer */
-#define M_MAPMEM 15 /* mapped memory descriptors */
-#define M_CRED 16 /* credentials */
-#define M_PGRP 17 /* process group header */
-#define M_SESSION 18 /* session header */
-#define M_IOV32 19 /* large iov's for 32 bit process */
-#define M_MOUNT 20 /* vfs mount struct */
-#define M_FHANDLE 21 /* network file handle */
-#define M_NFSREQ 22 /* NFS request header */
-#define M_NFSMNT 23 /* NFS mount structure */
-#define M_NFSNODE 24 /* NFS vnode private part */
-#define M_VNODE 25 /* Dynamically allocated vnodes */
-#define M_CACHE 26 /* Dynamically allocated cache entries */
-#define M_DQUOT 27 /* UFS quota entries */
-#define M_UFSMNT 28 /* UFS mount structure */
-#define M_SHM 29 /* SVID compatible shared memory segments */
-#define M_VMMAP 30 /* VM map structures */
-#define M_VMMAPENT 31 /* VM map entry structures */
-#define M_VMOBJ 32 /* VM object structure */
-#define M_VMOBJHASH 33 /* VM object hash structure */
-#define M_VMPMAP 34 /* VM pmap */
-#define M_VMPVENT 35 /* VM phys-virt mapping entry */
-#define M_VMPAGER 36 /* XXX: VM pager struct */
-#define M_VMPGDATA 37 /* XXX: VM pager private data */
-#define M_FILEPROC 38 /* Open file structure */
-#define M_FILEDESC 39 /* Open file descriptor table */
-#define M_LOCKF 40 /* Byte-range locking structures */
-#define M_PROC 41 /* Proc structures */
-#define M_SUBPROC 42 /* Proc sub-structures */
-#define M_SEGMENT 43 /* Segment for LFS */
-#define M_LFSNODE 44 /* LFS vnode private part */
-#define M_FFSNODE 45 /* FFS vnode private part */
-#define M_MFSNODE 46 /* MFS vnode private part */
-#define M_NQLEASE 47 /* XXX: Nqnfs lease */
-#define M_NQMHOST 48 /* XXX: Nqnfs host address table */
-#define M_NETADDR 49 /* Export host address structure */
-#define M_NFSSVC 50 /* Nfs server structure */
-#define M_NFSUID 51 /* Nfs uid mapping structure */
-#define M_NFSD 52 /* Nfs server daemon structure */
-#define M_IPMOPTS 53 /* internet multicast options */
-#define M_IPMADDR 54 /* internet multicast address */
-#define M_IFMADDR 55 /* link-level multicast address */
-#define M_MRTABLE 56 /* multicast routing tables */
-#define M_ISOFSMNT 57 /* ISOFS mount structure */
-#define M_ISOFSNODE 58 /* ISOFS vnode private part */
-#define M_NFSRVDESC 59 /* NFS server socket descriptor */
-#define M_NFSDIROFF 60 /* NFS directory offset data */
-#define M_NFSBIGFH 61 /* NFS version 3 file handle */
-#define M_MSDOSFSMNT 62 /* MSDOS FS mount structure */
-#define M_MSDOSFSFAT 63 /* MSDOS FS fat table */
-#define M_MSDOSFSNODE 64 /* MSDOS FS vnode private part */
-#define M_TTYS 65 /* allocated tty structures */
-#define M_EXEC 66 /* argument lists & other mem used by exec */
-#define M_MISCFSMNT 67 /* miscfs mount structures */
-#define M_MISCFSNODE 68 /* miscfs vnode private part */
-#define M_ADOSFSMNT 69 /* adosfs mount structures */
-#define M_ADOSFSNODE 70 /* adosfs vnode private part */
-#define M_ANODE 71 /* adosfs anode structures and tables. */
-#define M_BUFHDR 72 /* File buffer cache headers */
-#define M_OFILETABL 73 /* Open file descriptor table */
-#define M_MCLUST 74 /* mbuf cluster buffers */
-#define M_HFSMNT 75 /* HFS mount structure */
-#define M_HFSNODE 76 /* HFS catalog node */
-#define M_HFSFORK 77 /* HFS file fork */
-#define M_VOLFSMNT 78 /* VOLFS mount structure */
-#define M_VOLFSNODE 79 /* VOLFS private node part */
-#define M_TEMP 80 /* misc temporary data buffers */
-#define M_KTRACE M_TEMP /* ktrace buffers */
-#define M_SECA 81 /* security associations, key management */
-#define M_DEVFS 82
-#define M_IPFW 83 /* IP Forwarding/NAT */
-#define M_UDFNODE 84 /* UDF inodes */
-#define M_UDFMNT 85 /* UDF mount structures */
-#define M_IP6NDP 86 /* IPv6 Neighbour Discovery*/
-#define M_IP6OPT 87 /* IPv6 options management */
-#define M_IP6MISC 88 /* IPv6 misc. memory */
-#define M_TSEGQ 89 /* TCP segment queue entry */
-#define M_IGMP 90
-#define M_JNL_JNL 91 /* Journaling: "struct journal" */
-#define M_JNL_TR 92 /* Journaling: "struct transaction" */
-#define M_SPECINFO 93 /* special file node */
-#define M_KQUEUE 94 /* kqueue */
-#define M_HFSDIRHINT 95 /* HFS directory hint */
-#define M_CLRDAHEAD 96 /* storage for cluster read-ahead state */
-#define M_CLWRBEHIND 97 /* storage for cluster write-behind state */
-#define M_IOV64 98 /* large iov's for 64 bit process */
-#define M_FILEGLOB 99 /* fileglobal */
-#define M_KAUTH 100 /* kauth subsystem */
-#define M_DUMMYNET 101 /* dummynet */
-#define M_UNSAFEFS 102 /* storage for vnode lock state for unsafe FS */
-
-#else /* BSD_KERNEL_PRIVATE */
-
-#define M_RTABLE 5 /* routing tables */
-#define M_IFADDR 9 /* interface address (IOFireWireIP)*/
-#define M_LOCKF 40 /* Byte-range locking structures (msdos) */
-#define M_TEMP 80 /* misc temporary data buffers */
-#define M_HFSMNT 75 /* HFS mount structure (afpfs) */
-#define M_KAUTH 100 /* kauth subsystem (smb) */
-#define M_SONAME 11 /* socket name (smb) */
-#define M_PCB 4 /* protocol control block (smb) */
-#define M_UDFNODE 84 /* UDF inodes (udf)*/
-#define M_UDFMNT 85 /* UDF mount structures (udf)*/
-
-#endif /* BSD_KERNEL_PRIVATE */
-
-#ifdef BSD_KERNEL_PRIVATE
-
-
-#define M_LAST 103 /* Must be last type + 1 */
-
-/* Strings corresponding to types of memory */
-/* Must be in synch with the #defines above */
-#define INITKMEMNAMES { \
- "free", /* 0 M_FREE */ \
- "mbuf", /* 1 M_MBUF */ \
- "devbuf", /* 2 M_DEVBUF */ \
- "socket", /* 3 M_SOCKET */ \
- "pcb", /* 4 M_PCB */ \
- "routetbl", /* 5 M_RTABLE */ \
- "hosttbl", /* 6 M_HTABLE */ \
- "fragtbl", /* 7 M_FTABLE */ \
- "zombie", /* 8 M_ZOMBIE */ \
- "ifaddr", /* 9 M_IFADDR */ \
- "soopts", /* 10 M_SOOPTS */ \
- "soname", /* 11 M_SONAME */ \
- "namei", /* 12 M_NAMEI */ \
- "gprof", /* 13 M_GPROF */ \
- "ioctlops", /* 14 M_IOCTLOPS */ \
- "mapmem", /* 15 M_MAPMEM */ \
- "cred", /* 16 M_CRED */ \
- "pgrp", /* 17 M_PGRP */ \
- "session", /* 18 M_SESSION */ \
- "iov32", /* 19 M_IOV32 */ \
- "mount", /* 20 M_MOUNT */ \
- "fhandle", /* 21 M_FHANDLE */ \
- "NFS req", /* 22 M_NFSREQ */ \
- "NFS mount", /* 23 M_NFSMNT */ \
- "NFS node", /* 24 M_NFSNODE */ \
- "vnodes", /* 25 M_VNODE */ \
- "namecache", /* 26 M_CACHE */ \
- "UFS quota", /* 27 M_DQUOT */ \
- "UFS mount", /* 28 M_UFSMNT */ \
- "shm", /* 29 M_SHM */ \
- "VM map", /* 30 M_VMMAP */ \
- "VM mapent", /* 31 M_VMMAPENT */ \
- "VM object", /* 32 M_VMOBJ */ \
- "VM objhash", /* 33 M_VMOBJHASH */ \
- "VM pmap", /* 34 M_VMPMAP */ \
- "VM pvmap", /* 35 M_VMPVENT */ \
- "VM pager", /* 36 M_VMPAGER */ \
- "VM pgdata", /* 37 M_VMPGDATA */ \
- "fileproc", /* 38 M_FILEPROC */ \
- "file desc", /* 39 M_FILEDESC */ \
- "lockf", /* 40 M_LOCKF */ \
- "proc", /* 41 M_PROC */ \
- "subproc", /* 42 M_SUBPROC */ \
- "LFS segment", /* 43 M_SEGMENT */ \
- "LFS node", /* 44 M_LFSNODE */ \
- "FFS node", /* 45 M_FFSNODE */ \
- "MFS node", /* 46 M_MFSNODE */ \
- "NQNFS Lease", /* 47 M_NQLEASE */ \
- "NQNFS Host", /* 48 M_NQMHOST */ \
- "Export Host", /* 49 M_NETADDR */ \
- "NFS srvsock", /* 50 M_NFSSVC */ \
- "NFS uid", /* 51 M_NFSUID */ \
- "NFS daemon", /* 52 M_NFSD */ \
- "ip_moptions", /* 53 M_IPMOPTS */ \
- "in_multi", /* 54 M_IPMADDR */ \
- "ether_multi", /* 55 M_IFMADDR */ \
- "mrt", /* 56 M_MRTABLE */ \
- "ISOFS mount", /* 57 M_ISOFSMNT */ \
- "ISOFS node", /* 58 M_ISOFSNODE */ \
- "NFSV3 srvdesc",/* 59 M_NFSRVDESC */ \
- "NFSV3 diroff", /* 60 M_NFSDIROFF */ \
- "NFSV3 bigfh", /* 61 M_NFSBIGFH */ \
- "MSDOSFS mount",/* 62 M_MSDOSFSMNT */ \
- "MSDOSFS fat", /* 63 M_MSDOSFSFAT */ \
- "MSDOSFS node", /* 64 M_MSDOSFSNODE */ \
- "ttys", /* 65 M_TTYS */ \
- "exec", /* 66 M_EXEC */ \
- "miscfs mount", /* 67 M_MISCFSMNT */ \
- "miscfs node", /* 68 M_MISCFSNODE */ \
- "adosfs mount", /* 69 M_ADOSFSMNT */ \
- "adosfs node", /* 70 M_ADOSFSNODE */ \
- "adosfs anode", /* 71 M_ANODE */ \
- "buf hdrs", /* 72 M_BUFHDR */ \
- "ofile tabl", /* 73 M_OFILETABL */ \
- "mbuf clust", /* 74 M_MCLUST */ \
- "HFS mount", /* 75 M_HFSMNT */ \
- "HFS node", /* 76 M_HFSNODE */ \
- "HFS fork", /* 77 M_HFSFORK */ \
- "VOLFS mount", /* 78 M_VOLFSMNT */ \
- "VOLFS node", /* 79 M_VOLFSNODE */ \
- "temp", /* 80 M_TEMP */ \
- "key mgmt", /* 81 M_SECA */ \
- "DEVFS", /* 82 M_DEVFS */ \
- "IpFw/IpAcct", /* 83 M_IPFW */ \
- "UDF node", /* 84 M_UDFNODE */ \
- "UDF mount", /* 85 M_UDFMNT */ \
- "IPv6 NDP", /* 86 M_IP6NDP */ \
- "IPv6 options", /* 87 M_IP6OPT */ \
- "IPv6 Misc", /* 88 M_IP6MISC */\
- "TCP Segment Q",/* 89 M_TSEGQ */\
- "IGMP state", /* 90 M_IGMP */\
- "Journal", /* 91 M_JNL_JNL */\
- "Transaction", /* 92 M_JNL_TR */\
- "specinfo", /* 93 M_SPECINFO */\
- "kqueue", /* 94 M_KQUEUE */\
- "HFS dirhint", /* 95 M_HFSDIRHINT */ \
- "cluster_read", /* 96 M_CLRDAHEAD */ \
- "cluster_write",/* 97 M_CLWRBEHIND */ \
- "iov64", /* 98 M_IOV64 */ \
- "fileglob", /* 99 M_FILEGLOB */ \
- "kauth", /* 100 M_KAUTH */ \
- "dummynet", /* 101 M_DUMMYNET */ \
- "unsafe_fsnode" /* 102 M_UNSAFEFS */ \
-}
-
-struct kmemstats {
- long ks_inuse; /* # of packets of this type currently
- * in use */
- long ks_calls; /* total packets of this type ever allocated */
- long ks_memuse; /* total memory held in bytes */
- u_short ks_limblocks; /* number of times blocked for hitting limit */
- u_short ks_mapblocks; /* number of times blocked for kernel map */
- long ks_maxused; /* maximum number ever used */
- long ks_limit; /* most that are allowed to exist */
- long ks_size; /* sizes of this thing that are allocated */
- long ks_spare;
-};
-
-extern struct kmemstats kmemstats[];
-
-#endif /* BSD_KERNEL_PRIVATE */
-
-/*
- * The malloc/free primatives used
- * by the BSD kernel code.
- */
-#define MALLOC(space, cast, size, type, flags) \
+#define M_DEVBUF 2 /* device driver memory */
+#define M_PCB 4 /* protocol control block */
+#define M_RTABLE 5 /* routing tables */
+#define M_IFADDR 9 /* interface address */
+#define M_SONAME 11 /* socket name */
+#define M_PGRP 17 /* process group header */
+#define M_FHANDLE 21 /* network file handle */
+#define M_NFSNODE 24 /* NFS vnode private part */
+#define M_VNODE 25 /* Dynamically allocated vnodes */
+#define M_CACHE 26 /* Dynamically allocated cache entries */
+#define M_DQUOT 27 /* UFS quota entries */
+#define M_PROC_UUID_POLICY 28 /* proc UUID policy entries */
+#define M_SHM 29 /* SVID compatible shared memory segments */
+#define M_LOCKF 40 /* Byte-range locking structures */
+#define M_PROC 41 /* Proc structures */
+#define M_NETADDR 49 /* Export host address structure */
+#define M_NFSSVC 50 /* NFS server structure */
+#define M_NFSD 52 /* NFS server daemon structure */
+#define M_IPMOPTS 53 /* internet multicast options */
+#define M_IFMADDR 55 /* link-level multicast address */
+#define M_NFSBIO 58 /* NFS client I/O buffers */
+#define M_NFSBIGFH 61 /* NFS version 3 file handle */
+#define M_TTYS 65 /* allocated tty structures */
+#define M_OFILETABL 73 /* Open file descriptor table */
+#define M_TEMP 80 /* misc temporary data buffers */
+#define M_SECA 81 /* security associations, key management */
+#define M_DEVFS 82
+#define M_UDFNODE 84 /* UDF inodes */
+#define M_UDFMNT 85 /* UDF mount structures */
+#define M_IP6OPT 87 /* IPv6 options management */
+#define M_KQUEUE 94 /* kqueue system */
+#define M_KAUTH 100 /* kauth subsystem */
+#define M_DUMMYNET 101 /* dummynet */
+#define M_MACTEMP 104 /* MAC framework */
+#define M_SBUF 105 /* string buffers */
+#define M_SELECT 107 /* per-thread select memory */
+#define M_INMFILTER 110 /* IPv4 multicast PCB-layer source filter */
+#define M_IN6MFILTER 112 /* IPv6 multicast PCB-layer source filter */
+#define M_IP6MOPTS 113 /* IPv6 multicast options */
+#define M_IP6CGA 117
+#define M_NECP 118 /* General NECP policy data */
+#define M_FD_VN_DATA 122 /* Per fd vnode data */
+#define M_FD_DIRBUF 123 /* Directory entries' buffer */
+#define M_NETAGENT 124 /* Network Agents */
+#define M_EVENTHANDLER 125 /* Eventhandler */
+#define M_LLTABLE 126 /* Link layer table */
+#define M_NWKWQ 127 /* Network work queue */
+#define M_CFIL 128 /* Content Filter */
+
+#define M_LAST 129 /* Must be last type + 1 */
+
+#define MALLOC(space, cast, size, type, flags) \
+ ({ VM_ALLOC_SITE_STATIC(0, 0); \
+ (space) = (cast)__MALLOC(size, type, flags, &site); })
+
+#define REALLOC(space, cast, addr, size, type, flags) \
+ ({ VM_ALLOC_SITE_STATIC(0, 0); \
+ (space) = (cast)__REALLOC(addr, size, type, flags, &site); })
+
+#define _MALLOC(size, type, flags) \
+ ({ VM_ALLOC_SITE_STATIC(0, 0); \
+ __MALLOC(size, type, flags, &site); })
+
+#define _REALLOC(addr, size, type, flags) \
+ ({ VM_ALLOC_SITE_STATIC(0, 0); \
+ __REALLOC(addr, size, type, flags, &site); })
+
+#define _FREE(addr, type) \
+ (kheap_free_addr)(KHEAP_DEFAULT, addr)
+
+#define FREE(addr, type) \
+ kheap_free_addr(KHEAP_DEFAULT, addr)
+
+#pragma GCC visibility push(hidden)
+
+extern void *__MALLOC(
+ size_t size,
+ int type,
+ int flags,
+ vm_allocation_site_t *site) __attribute__((alloc_size(1)));
+
+extern void *__REALLOC(
+ void *addr,
+ size_t size,
+ int type,
+ int flags,
+ vm_allocation_site_t *site) __attribute__((alloc_size(2)));
+
+#pragma GCC visibility pop
+#else /* XNU_KERNEL_PRIVATE */
+
+#define M_PCB 4 /* protocol control block (smb) */
+#define M_RTABLE 5 /* routing tables */
+#define M_IFADDR 9 /* interface address (IOFireWireIP)*/
+#define M_SONAME 11 /* socket name (smb) */
+#define M_LOCKF 40 /* Byte-range locking structures (msdos) */
+#define M_TEMP 80 /* misc temporary data buffers */
+#define M_UDFNODE 84 /* UDF inodes (udf)*/
+#define M_UDFMNT 85 /* UDF mount structures (udf)*/
+#define M_KAUTH 100 /* kauth subsystem (smb) */
+
+#define MALLOC(space, cast, size, type, flags) \
(space) = (cast)_MALLOC(size, type, flags)
#define FREE(addr, type) \
#define FREE_ZONE(addr, size, type) \
_FREE_ZONE((void *)addr, size, type)
-extern void *_MALLOC(
- size_t size,
- int type,
- int flags);
+extern void *_MALLOC(
+ size_t size,
+ int type,
+ int flags);
+
+extern void _FREE(
+ void *addr,
+ int type);
-extern void _FREE(
- void *addr,
- int type);
+extern void *_MALLOC_ZONE(
+ size_t size,
+ int type,
+ int flags);
-extern void *_MALLOC_ZONE(
- size_t size,
- int type,
- int flags);
+extern void _FREE_ZONE(
+ void *elem,
+ size_t size,
+ int type);
-extern void _FREE_ZONE(
- void *elem,
- size_t size,
- int type);
+#endif /* !XNU_KERNEL_PRIVATE */
-#endif /* KERNEL */
+#endif /* KERNEL */
-#endif /* _SYS_MALLOC_H_ */
+#endif /* _SYS_MALLOC_H_ */
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