X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/6601e61aa18bf4f09af135ff61fc7f4771d23b06..d26ffc64f583ab2d29df48f13518685602bc8832:/bsd/sys/malloc.h?ds=sidebyside diff --git a/bsd/sys/malloc.h b/bsd/sys/malloc.h index 1bb501e9c..0dd7117f5 100644 --- a/bsd/sys/malloc.h +++ b/bsd/sys/malloc.h @@ -1,23 +1,29 @@ /* - * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved. + * Copyright (c) 2000-2013 Apple Inc. All rights reserved. * - * @APPLE_LICENSE_HEADER_START@ + * @APPLE_OSREFERENCE_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 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. * - * This Original Code and all software distributed under the License are - * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER + * 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. + * 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_LICENSE_HEADER_END@ + * @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 */ @@ -55,6 +61,12 @@ * * @(#)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_ @@ -69,11 +81,11 @@ #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 BSD_KERNEL_PRIVATE -#define KMEMSTATS +#define KMEMSTATS 0 /* * Types of memory to be allocated (not all are used by us) @@ -106,10 +118,10 @@ #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_PROC_UUID_POLICY 28 /* proc UUID policy entries */ #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_PLIMIT 30 /* plimit structures */ +#define M_SIGACTS 31 /* sigacts structures */ #define M_VMOBJ 32 /* VM object structure */ #define M_VMOBJHASH 33 /* VM object hash structure */ #define M_VMPMAP 34 /* VM pmap */ @@ -120,7 +132,7 @@ #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_PSTATS 42 /* pstats 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 */ @@ -128,9 +140,9 @@ #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_NFSSVC 50 /* NFS server structure */ +#define M_NFSUID 51 /* XXX: 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 */ @@ -153,13 +165,12 @@ #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 */ +/* unused 75 */ +/* unused 76 */ +/* unused 77 */ +/* unused 78 */ +/* unused 79 */ #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 */ @@ -168,20 +179,49 @@ #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 */ +/* unused 89 */ #define M_IGMP 90 -#define M_JNL_JNL 91 /* Journaling: "struct journal" */ -#define M_JNL_TR 92 /* Journaling: "struct transaction" */ +/* unused 91 */ +/* unused 92 */ #define M_SPECINFO 93 /* special file node */ -#define M_KQUEUE 94 /* kqueue */ -#define M_HFSDIRHINT 95 /* HFS directory hint */ +#define M_KQUEUE 94 /* kqueue system */ +/* unused 95 */ #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 */ +/* M_UNSAFEFS 102 */ +#define M_MACPIPELABEL 103 /* MAC pipe labels */ +#define M_MACTEMP 104 /* MAC framework */ +#define M_SBUF 105 /* string buffers */ +#define M_EXTATTR 106 /* extended attribute */ +#define M_SELECT 107 /* per-thread select memory */ +/* M_TRAFFIC_MGT 108 */ +#if FS_COMPRESSION +#define M_DECMPFS_CNODE 109 /* decmpfs cnode structures */ +#endif /* FS_COMPRESSION */ +#define M_INMFILTER 110 /* IPv4 multicast PCB-layer source filter */ +#define M_IPMSOURCE 111 /* IPv4 multicast IGMP-layer source filter */ +#define M_IN6MFILTER 112 /* IPv6 multicast PCB-layer source filter */ +#define M_IP6MOPTS 113 /* IPv6 multicast options */ +#define M_IP6MSOURCE 114 /* IPv6 multicast MLD-layer source filter */ +#define M_FLOW_DIVERT_PCB 115 /* flow divert control block */ +#define M_FLOW_DIVERT_GROUP 116 /* flow divert socket group */ +#define M_IP6CGA 117 +#define M_NECP 118 /* General NECP policy data */ +#define M_NECP_SESSION_POLICY 119 /* NECP session policies */ +#define M_NECP_SOCKET_POLICY 120 /* NECP socket-level policies */ +#define M_NECP_IP_POLICY 121 /* NECP IP-level policies */ +#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_LAST 128 /* Must be last type + 1 */ #else /* BSD_KERNEL_PRIVATE */ @@ -189,7 +229,6 @@ #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) */ @@ -200,117 +239,7 @@ #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 */ \ -} - +#if KMEMSTATS struct kmemstats { long ks_inuse; /* # of packets of this type currently * in use */ @@ -325,6 +254,7 @@ struct kmemstats { }; extern struct kmemstats kmemstats[]; +#endif /* KMEMSTATS */ #endif /* BSD_KERNEL_PRIVATE */ @@ -332,12 +262,77 @@ extern struct kmemstats kmemstats[]; * The malloc/free primatives used * by the BSD kernel code. */ +#ifdef XNU_KERNEL_PRIVATE + +#include + +#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 _MALLOC_ZONE(size, type, flags) \ + ({ VM_ALLOC_SITE_STATIC(0, 0); \ + __MALLOC_ZONE(size, type, flags, &site); }) + +#define FREE(addr, type) \ + _FREE((void *)addr, type) + +#define MALLOC_ZONE(space, cast, size, type, flags) \ + (space) = (cast)_MALLOC_ZONE(size, type, flags) + +#define FREE_ZONE(addr, size, type) \ + _FREE_ZONE((void *)addr, size, type) + +extern void *__MALLOC( + size_t size, + int type, + int flags, + vm_allocation_site_t *site) __attribute__((alloc_size(1))); + +extern void _FREE( + void *addr, + int type); + +extern void *__REALLOC( + void *addr, + size_t size, + int type, + int flags, + vm_allocation_site_t *site) __attribute__((alloc_size(2))); + +extern void *__MALLOC_ZONE( + size_t size, + int type, + int flags, + vm_allocation_site_t *site); + +extern void _FREE_ZONE( + void *elem, + size_t size, + int type); + +#else /* XNU_KERNEL_PRIVATE */ + #define MALLOC(space, cast, size, type, flags) \ (space) = (cast)_MALLOC(size, type, flags) #define FREE(addr, type) \ _FREE((void *)addr, type) +#define REALLOC(space, cast, addr, size, type, flags) \ + (space) = (cast)_REALLOC(addr, size, type, flags) + #define MALLOC_ZONE(space, cast, size, type, flags) \ (space) = (cast)_MALLOC_ZONE(size, type, flags) @@ -353,6 +348,12 @@ extern void _FREE( void *addr, int type); +extern void *_REALLOC( + void *addr, + size_t size, + int type, + int flags); + extern void *_MALLOC_ZONE( size_t size, int type, @@ -363,6 +364,9 @@ extern void _FREE_ZONE( size_t size, int type); + +#endif /* !XNU_KERNEL_PRIVATE */ + #endif /* KERNEL */ #endif /* _SYS_MALLOC_H_ */