diff options
Diffstat (limited to 'usr/src/uts/common/fs/lxproc/lxproc.h')
| -rw-r--r-- | usr/src/uts/common/fs/lxproc/lxproc.h | 275 |
1 files changed, 275 insertions, 0 deletions
diff --git a/usr/src/uts/common/fs/lxproc/lxproc.h b/usr/src/uts/common/fs/lxproc/lxproc.h new file mode 100644 index 0000000000..a06bef1570 --- /dev/null +++ b/usr/src/uts/common/fs/lxproc/lxproc.h @@ -0,0 +1,275 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ +/* + * Copyright 2009 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +/* + * Copyright (c) 2012, Joyent, Inc. All rights reserved. + */ + +#ifndef _LXPROC_H +#define _LXPROC_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * lxproc.h: declarations, data structures and macros for lxprocfs + */ +#include <sys/types.h> +#include <sys/param.h> +#include <sys/policy.h> +#include <sys/debug.h> +#include <sys/dirent.h> +#include <sys/errno.h> +#include <sys/file.h> +#include <sys/kmem.h> +#include <sys/pathname.h> +#include <sys/proc.h> +#include <sys/systm.h> +#include <sys/var.h> +#include <sys/user.h> +#include <sys/t_lock.h> +#include <sys/sysmacros.h> +#include <sys/cred.h> +#include <sys/priv.h> +#include <sys/vnode.h> +#include <sys/vfs.h> +#include <sys/statvfs.h> +#include <sys/cmn_err.h> +#include <sys/zone.h> +#include <sys/uio.h> +#include <sys/utsname.h> +#include <sys/dnlc.h> +#include <sys/atomic.h> +#include <sys/sunddi.h> +#include <sys/sunldi.h> +#include <vm/as.h> +#include <vm/anon.h> + +#define LX_SIGHUP 1 +#define LX_SIGINT 2 +#define LX_SIGQUIT 3 +#define LX_SIGILL 4 +#define LX_SIGTRAP 5 +#define LX_SIGABRT 6 +#define LX_SIGIOT 6 +#define LX_SIGBUS 7 +#define LX_SIGFPE 8 +#define LX_SIGKILL 9 +#define LX_SIGUSR1 10 +#define LX_SIGSEGV 11 +#define LX_SIGUSR2 12 +#define LX_SIGPIPE 13 +#define LX_SIGALRM 14 +#define LX_SIGTERM 15 +#define LX_SIGSTKFLT 16 +#define LX_SIGCHLD 17 +#define LX_SIGCONT 18 +#define LX_SIGSTOP 19 +#define LX_SIGTSTP 20 +#define LX_SIGTTIN 21 +#define LX_SIGTTOU 22 +#define LX_SIGURG 23 +#define LX_SIGXCPU 24 +#define LX_SIGXFSZ 25 +#define LX_SIGVTALRM 26 +#define LX_SIGPROF 27 +#define LX_SIGWINCH 28 +#define LX_SIGIO 29 +#define LX_SIGPOLL LX_SIGIO +#define LX_SIGPWR 30 +#define LX_SIGSYS 31 +#define LX_SIGUNUSED 31 + +#define LX_NSIG_WORDS 2 +#define LX_NBPW 32 +#define LX_NSIG ((LX_NBPW * LX_NSIG_WORDS) + 1) + +#define LX_SIGRTMIN 32 +#define LX_SIGRTMAX LX_NSIG - 1 + +/* + * Convert a vnode into an lxpr_mnt_t + */ +#define VTOLXPM(vp) ((lxpr_mnt_t *)(vp)->v_vfsp->vfs_data) + +/* + * convert a vnode into an lxpr_node + */ +#define VTOLXP(vp) ((lxpr_node_t *)(vp)->v_data) + +/* + * convert a lxprnode into a vnode + */ +#define LXPTOV(lxpnp) ((lxpnp)->lxpr_vnode) + +/* + * convert a lxpr_node into zone for fs + */ +#define LXPTOZ(lxpnp) \ + (((lxpr_mnt_t *)(lxpnp)->lxpr_vnode->v_vfsp->vfs_data)->lxprm_zone) + +#define LXPNSIZ 256 /* max size of lx /proc file name entries */ + +/* + * Pretend that a directory entry takes 16 bytes + */ +#define LXPR_SDSIZE 16 + +/* + * Node/file types for lx /proc files + * (directories and files contained therein). + */ +typedef enum lxpr_nodetype { + LXPR_PROCDIR, /* /proc */ + LXPR_PIDDIR, /* /proc/<pid> */ + LXPR_PID_CMDLINE, /* /proc/<pid>/cmdline */ + LXPR_PID_CPU, /* /proc/<pid>/cpu */ + LXPR_PID_CURDIR, /* /proc/<pid>/cwd */ + LXPR_PID_ENV, /* /proc/<pid>/environ */ + LXPR_PID_EXE, /* /proc/<pid>/exe */ + LXPR_PID_MAPS, /* /proc/<pid>/maps */ + LXPR_PID_MEM, /* /proc/<pid>/mem */ + LXPR_PID_ROOTDIR, /* /proc/<pid>/root */ + LXPR_PID_STAT, /* /proc/<pid>/stat */ + LXPR_PID_STATM, /* /proc/<pid>/statm */ + LXPR_PID_STATUS, /* /proc/<pid>/status */ + LXPR_PID_FDDIR, /* /proc/<pid>/fd */ + LXPR_PID_FD_FD, /* /proc/<pid>/fd/nn */ + LXPR_CMDLINE, /* /proc/cmdline */ + LXPR_CPUINFO, /* /proc/cpuinfo */ + LXPR_DEVICES, /* /proc/devices */ + LXPR_DMA, /* /proc/dma */ + LXPR_FILESYSTEMS, /* /proc/filesystems */ + LXPR_INTERRUPTS, /* /proc/interrupts */ + LXPR_IOPORTS, /* /proc/ioports */ + LXPR_KCORE, /* /proc/kcore */ + LXPR_KMSG, /* /proc/kmsg */ + LXPR_LOADAVG, /* /proc/loadavg */ + LXPR_MEMINFO, /* /proc/meminfo */ + LXPR_MOUNTS, /* /proc/mounts */ + LXPR_NETDIR, /* /proc/net */ + LXPR_NET_ARP, /* /proc/net/arp */ + LXPR_NET_DEV, /* /proc/net/dev */ + LXPR_NET_DEV_MCAST, /* /proc/net/dev_mcast */ + LXPR_NET_IGMP, /* /proc/net/igmp */ + LXPR_NET_IP_MR_CACHE, /* /proc/net/ip_mr_cache */ + LXPR_NET_IP_MR_VIF, /* /proc/net/ip_mr_vif */ + LXPR_NET_MCFILTER, /* /proc/net/mcfilter */ + LXPR_NET_NETSTAT, /* /proc/net/netstat */ + LXPR_NET_RAW, /* /proc/net/raw */ + LXPR_NET_ROUTE, /* /proc/net/route */ + LXPR_NET_RPC, /* /proc/net/rpc */ + LXPR_NET_RT_CACHE, /* /proc/net/rt_cache */ + LXPR_NET_SOCKSTAT, /* /proc/net/sockstat */ + LXPR_NET_SNMP, /* /proc/net/snmp */ + LXPR_NET_STAT, /* /proc/net/stat */ + LXPR_NET_TCP, /* /proc/net/tcp */ + LXPR_NET_UDP, /* /proc/net/udp */ + LXPR_NET_UNIX, /* /proc/net/unix */ + LXPR_PARTITIONS, /* /proc/partitions */ + LXPR_SELF, /* /proc/self */ + LXPR_STAT, /* /proc/stat */ + LXPR_UPTIME, /* /proc/uptime */ + LXPR_VERSION, /* /proc/version */ + LXPR_NFILES /* number of lx /proc file types */ +} lxpr_nodetype_t; + +/* + * Number of fds allowed for in the inode number calculation + * per process (if a process has more fds then inode numbers + * may be duplicated) + */ +#define LXPR_FD_PERPROC 2000 + +/* + * external dirent characteristics + */ +#define LXPRMAXNAMELEN 14 +typedef struct { + lxpr_nodetype_t d_type; + char d_name[LXPRMAXNAMELEN]; +} lxpr_dirent_t; + +/* + * This is the lxprocfs private data object + * which is attached to v_data in the vnode structure + */ +typedef struct lxpr_node { + lxpr_nodetype_t lxpr_type; /* type of this node */ + vnode_t *lxpr_vnode; /* vnode for the node */ + vnode_t *lxpr_parent; /* parent directory */ + vnode_t *lxpr_realvp; /* real vnode, file in dirs */ + timestruc_t lxpr_time; /* creation etc time for file */ + mode_t lxpr_mode; /* file mode bits */ + uid_t lxpr_uid; /* file owner */ + gid_t lxpr_gid; /* file group owner */ + pid_t lxpr_pid; /* pid of proc referred to */ + ino_t lxpr_ino; /* node id */ + ldi_handle_t lxpr_cons_ldih; /* ldi handle for console device */ +} lxpr_node_t; + +struct zone; /* forward declaration */ + +/* + * This is the lxprocfs private data object + * which is attached to vfs_data in the vfs structure + */ +typedef struct lxpr_mnt { + lxpr_node_t *lxprm_node; /* node at root of proc mount */ + struct zone *lxprm_zone; /* zone for this mount */ + ldi_ident_t lxprm_li; /* ident for ldi */ +} lxpr_mnt_t; + +extern vnodeops_t *lxpr_vnodeops; +extern int nproc_highbit; /* highbit(v.v_nproc) */ + +typedef struct mounta mounta_t; + +extern void lxpr_initnodecache(); +extern void lxpr_fininodecache(); +extern void lxpr_initrootnode(lxpr_node_t **, vfs_t *); +extern ino_t lxpr_inode(lxpr_nodetype_t, pid_t, int); +extern ino_t lxpr_parentinode(lxpr_node_t *); +extern lxpr_node_t *lxpr_getnode(vnode_t *, lxpr_nodetype_t, proc_t *, int); +extern void lxpr_freenode(lxpr_node_t *); + +typedef struct lxpr_uiobuf lxpr_uiobuf_t; +extern lxpr_uiobuf_t *lxpr_uiobuf_new(uio_t *); +extern void lxpr_uiobuf_free(lxpr_uiobuf_t *); +extern int lxpr_uiobuf_flush(lxpr_uiobuf_t *); +extern void lxpr_uiobuf_seek(lxpr_uiobuf_t *, offset_t); +extern void lxpr_uiobuf_write(lxpr_uiobuf_t *, const char *, size_t); +extern void lxpr_uiobuf_printf(lxpr_uiobuf_t *, const char *, ...); +extern void lxpr_uiobuf_seterr(lxpr_uiobuf_t *, int); + +proc_t *lxpr_lock(pid_t); +void lxpr_unlock(proc_t *); + +#ifdef __cplusplus +} +#endif + +#endif /* _LXPROC_H */ |