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Software of the Month Club 2000 October
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Software of the Month - Ultimate Collection Shareware 277.iso
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WINLINUX
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DATA1.CAB
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programs_-_include
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LINUX
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PROC_FS.H
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C/C++ Source or Header
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1999-09-17
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12KB
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467 lines
#ifndef _LINUX_PROC_FS_H
#define _LINUX_PROC_FS_H
#include <linux/config.h>
#include <linux/malloc.h>
/*
* The proc filesystem constants/structures
*/
/*
* We always define these enumerators
*/
enum root_directory_inos {
PROC_ROOT_INO = 1,
PROC_LOADAVG,
PROC_UPTIME,
PROC_MEMINFO,
PROC_KMSG,
PROC_VERSION,
PROC_CPUINFO,
PROC_PCI,
PROC_MCA,
PROC_NUBUS,
PROC_SELF, /* will change inode # */
PROC_NET,
PROC_SCSI,
PROC_MALLOC,
PROC_KCORE,
PROC_MODULES,
PROC_STAT,
PROC_DEVICES,
PROC_PARTITIONS,
PROC_INTERRUPTS,
PROC_FILESYSTEMS,
PROC_KSYMS,
PROC_DMA,
PROC_IOPORTS,
PROC_PROFILE, /* whether enabled or not */
PROC_CMDLINE,
PROC_SYS,
PROC_MTAB,
PROC_SWAP,
PROC_MD,
PROC_RTC,
PROC_LOCKS,
PROC_HARDWARE,
PROC_SLABINFO,
PROC_PARPORT,
PROC_PPC_HTAB,
PROC_STRAM,
PROC_SOUND,
PROC_MTRR, /* whether enabled or not */
PROC_FS
};
enum pid_directory_inos {
PROC_PID_INO = 2,
PROC_PID_STATUS,
PROC_PID_MEM,
PROC_PID_CWD,
PROC_PID_ROOT,
PROC_PID_EXE,
PROC_PID_FD,
PROC_PID_ENVIRON,
PROC_PID_CMDLINE,
PROC_PID_STAT,
PROC_PID_STATM,
PROC_PID_MAPS,
#if CONFIG_AP1000
PROC_PID_RINGBUF,
#endif
PROC_PID_CPU,
};
enum pid_subdirectory_inos {
PROC_PID_FD_DIR = 0x8000, /* 0x8000-0xffff */
};
enum net_directory_inos {
PROC_NET_UNIX = 128,
PROC_NET_ARP,
PROC_NET_ROUTE,
PROC_NET_DEV,
PROC_NET_RAW,
PROC_NET_RAW6,
PROC_NET_TCP,
PROC_NET_TCP6,
PROC_NET_UDP,
PROC_NET_UDP6,
PROC_NET_SNMP,
PROC_NET_RARP,
PROC_NET_IGMP,
PROC_NET_IPMR_VIF,
PROC_NET_IPMR_MFC,
PROC_NET_IPFWFWD,
PROC_NET_IPFWIN,
PROC_NET_IPFWOUT,
PROC_NET_IPACCT,
PROC_NET_IPMSQHST,
PROC_NET_WIRELESS,
PROC_NET_IPX_INTERFACE,
PROC_NET_IPX_ROUTE,
PROC_NET_IPX,
PROC_NET_ATALK,
PROC_NET_AT_ROUTE,
PROC_NET_ATIF,
PROC_NET_AX25_ROUTE,
PROC_NET_AX25,
PROC_NET_AX25_CALLS,
PROC_NET_BMAC,
PROC_NET_NR_NODES,
PROC_NET_NR_NEIGH,
PROC_NET_NR,
PROC_NET_SOCKSTAT,
PROC_NET_SOCKSTAT6,
PROC_NET_RTCACHE,
PROC_NET_AX25_BPQETHER,
PROC_NET_IP_MASQ_APP,
PROC_NET_RT6,
PROC_NET_SNMP6,
PROC_NET_RT6_STATS,
PROC_NET_NDISC,
PROC_NET_STRIP_STATUS,
PROC_NET_STRIP_TRACE,
PROC_NET_Z8530,
PROC_NET_RS_NODES,
PROC_NET_RS_NEIGH,
PROC_NET_RS_ROUTES,
PROC_NET_RS,
PROC_NET_CL2LLC,
PROC_NET_X25_ROUTES,
PROC_NET_X25,
PROC_NET_TR_RIF,
PROC_NET_DN_DEV,
PROC_NET_DN_ADJ,
PROC_NET_DN_L1,
PROC_NET_DN_L2,
PROC_NET_DN_CACHE,
PROC_NET_DN_SKT,
PROC_NET_DN_FW,
PROC_NET_DN_RAW,
PROC_NET_NETSTAT,
PROC_NET_IPFW_CHAINS,
PROC_NET_IPFW_CHAIN_NAMES,
PROC_NET_AT_AARP,
PROC_NET_BRIDGE,
PROC_NET_LAST
};
enum scsi_directory_inos {
PROC_SCSI_SCSI = 256,
PROC_SCSI_ADVANSYS,
PROC_SCSI_PCI2000,
PROC_SCSI_PCI2220I,
PROC_SCSI_PSI240I,
PROC_SCSI_EATA,
PROC_SCSI_EATA_PIO,
PROC_SCSI_AHA152X,
PROC_SCSI_AHA1542,
PROC_SCSI_AHA1740,
PROC_SCSI_AIC7XXX,
PROC_SCSI_BUSLOGIC,
PROC_SCSI_U14_34F,
PROC_SCSI_FDOMAIN,
PROC_SCSI_GDTH,
PROC_SCSI_GENERIC_NCR5380,
PROC_SCSI_IN2000,
PROC_SCSI_PAS16,
PROC_SCSI_QLOGICFAS,
PROC_SCSI_QLOGICISP,
PROC_SCSI_QLOGICFC,
PROC_SCSI_SEAGATE,
PROC_SCSI_T128,
PROC_SCSI_NCR53C7xx,
PROC_SCSI_SYM53C8XX,
PROC_SCSI_NCR53C8XX,
PROC_SCSI_ULTRASTOR,
PROC_SCSI_7000FASST,
PROC_SCSI_IBMMCA,
PROC_SCSI_FD_MCS,
PROC_SCSI_EATA2X,
PROC_SCSI_DC390T,
PROC_SCSI_AM53C974,
PROC_SCSI_SSC,
PROC_SCSI_NCR53C406A,
PROC_SCSI_SYM53C416,
PROC_SCSI_MEGARAID,
PROC_SCSI_PPA,
PROC_SCSI_ATP870U,
PROC_SCSI_ESP,
PROC_SCSI_QLOGICPTI,
PROC_SCSI_AMIGA7XX,
PROC_SCSI_MVME16x,
PROC_SCSI_BVME6000,
PROC_SCSI_A3000,
PROC_SCSI_A2091,
PROC_SCSI_GVP11,
PROC_SCSI_ATARI,
PROC_SCSI_MAC,
PROC_SCSI_IDESCSI,
PROC_SCSI_MESH,
PROC_SCSI_53C94,
PROC_SCSI_PLUTO,
PROC_SCSI_INI9100U,
PROC_SCSI_INIA100,
PROC_SCSI_FCAL,
PROC_SCSI_SCSI_DEBUG,
PROC_SCSI_NOT_PRESENT,
PROC_SCSI_FILE, /* I'm assuming here that we */
PROC_SCSI_LAST = (PROC_SCSI_FILE + 16) /* won't ever see more than */
}; /* 16 HBAs in one machine */
enum mca_directory_inos {
PROC_MCA_MACHINE = (PROC_SCSI_LAST+1),
PROC_MCA_REGISTERS,
PROC_MCA_VIDEO,
PROC_MCA_SCSI,
PROC_MCA_SLOT, /* the 8 adapter slots */
PROC_MCA_LAST = (PROC_MCA_SLOT + 8)
};
enum bus_directory_inos {
PROC_BUS_PCI = PROC_MCA_LAST,
PROC_BUS_PCI_DEVICES,
PROC_BUS_ZORRO,
PROC_BUS_ZORRO_DEVICES,
PROC_BUS_LAST
};
enum fs_directory_inos {
PROC_FS_CODA = PROC_BUS_LAST,
PROC_FS_LAST
};
enum fs_coda_directory_inos {
PROC_VFS_STATS = PROC_FS_LAST,
PROC_UPCALL_STATS,
PROC_PERMISSION_STATS,
PROC_CACHE_INV_STATS,
PROC_CODA_FS_LAST
};
/* Finally, the dynamically allocatable proc entries are reserved: */
#define PROC_DYNAMIC_FIRST 4096
#define PROC_NDYNAMIC 4096
#define PROC_OPENPROM_FIRST (PROC_DYNAMIC_FIRST+PROC_NDYNAMIC)
#define PROC_OPENPROM PROC_OPENPROM_FIRST
#define PROC_NOPENPROM 4096
#define PROC_OPENPROMD_FIRST (PROC_OPENPROM_FIRST+PROC_NOPENPROM)
#define PROC_NOPENPROMD 4096
#define PROC_SUPER_MAGIC 0x9fa0
/*
* This is not completely implemented yet. The idea is to
* create an in-memory tree (like the actual /proc filesystem
* tree) of these proc_dir_entries, so that we can dynamically
* add new files to /proc.
*
* The "next" pointer creates a linked list of one /proc directory,
* while parent/subdir create the directory structure (every
* /proc file has a parent, but "subdir" is NULL for all
* non-directory entries).
*
* "get_info" is called at "read", while "fill_inode" is used to
* fill in file type/protection/owner information specific to the
* particular /proc file.
*/
struct proc_dir_entry {
unsigned short low_ino;
unsigned short namelen;
const char *name;
mode_t mode;
nlink_t nlink;
uid_t uid;
gid_t gid;
unsigned long size;
struct inode_operations * ops;
int (*get_info)(char *, char **, off_t, int, int);
void (*fill_inode)(struct inode *, int);
struct proc_dir_entry *next, *parent, *subdir;
void *data;
int (*read_proc)(char *page, char **start, off_t off,
int count, int *eof, void *data);
int (*write_proc)(struct file *file, const char *buffer,
unsigned long count, void *data);
int (*readlink_proc)(struct proc_dir_entry *de, char *page);
unsigned int count; /* use count */
int deleted; /* delete flag */
};
typedef int (read_proc_t)(char *page, char **start, off_t off,
int count, int *eof, void *data);
typedef int (write_proc_t)(struct file *file, const char *buffer,
unsigned long count, void *data);
extern int (* dispatch_scsi_info_ptr) (int ino, char *buffer, char **start,
off_t offset, int length, int inout);
#ifdef CONFIG_PROC_FS
extern struct proc_dir_entry proc_root;
extern struct proc_dir_entry proc_root_fs;
extern struct proc_dir_entry *proc_net;
extern struct proc_dir_entry *proc_scsi;
extern struct proc_dir_entry proc_sys;
extern struct proc_dir_entry proc_openprom;
extern struct proc_dir_entry proc_pid;
extern struct proc_dir_entry proc_pid_fd;
extern struct proc_dir_entry proc_mca;
extern struct proc_dir_entry *proc_bus;
extern struct inode_operations proc_scsi_inode_operations;
extern void proc_root_init(void);
extern void proc_base_init(void);
extern int proc_register(struct proc_dir_entry *, struct proc_dir_entry *);
extern int proc_unregister(struct proc_dir_entry *, int);
static inline int proc_net_register(struct proc_dir_entry * x)
{
return proc_register(proc_net, x);
}
static inline int proc_net_unregister(int x)
{
return proc_unregister(proc_net, x);
}
static inline int proc_scsi_register(struct proc_dir_entry *driver,
struct proc_dir_entry *x)
{
x->ops = &proc_scsi_inode_operations;
if(x->low_ino < PROC_SCSI_FILE){
return(proc_register(proc_scsi, x));
}else{
return(proc_register(driver, x));
}
}
static inline int proc_scsi_unregister(struct proc_dir_entry *driver, int x)
{
extern void scsi_init_free(char *ptr, unsigned int size);
if(x < PROC_SCSI_FILE)
return(proc_unregister(proc_scsi, x));
else {
struct proc_dir_entry **p = &driver->subdir, *dp;
int ret;
while ((dp = *p) != NULL) {
if (dp->low_ino == x)
break;
p = &dp->next;
}
ret = proc_unregister(driver, x);
scsi_init_free((char *) dp, sizeof(struct proc_dir_entry) + 4);
return(ret);
}
}
extern struct dentry_operations proc_dentry_operations;
extern struct super_block *proc_read_super(struct super_block *,void *,int);
extern int init_proc_fs(void);
extern struct inode * proc_get_inode(struct super_block *, int, struct proc_dir_entry *);
extern int proc_statfs(struct super_block *, struct statfs *, int);
extern void proc_read_inode(struct inode *);
extern void proc_write_inode(struct inode *);
extern int proc_permission(struct inode *, int);
extern int proc_match(int, const char *,struct proc_dir_entry *);
/*
* These are generic /proc routines that use the internal
* "struct proc_dir_entry" tree to traverse the filesystem.
*
* The /proc root directory has extended versions to take care
* of the /proc/<pid> subdirectories.
*/
extern int proc_readdir(struct file *, void *, filldir_t);
extern int proc_lookup(struct inode *, struct dentry *);
struct openpromfs_dev {
struct openpromfs_dev *next;
u32 node;
ino_t inode;
kdev_t rdev;
mode_t mode;
char name[32];
};
extern struct inode_operations *
proc_openprom_register(int (*readdir)(struct file *, void *, filldir_t),
int (*lookup)(struct inode *, struct dentry *),
void (*use)(struct inode *, int),
struct openpromfs_dev ***);
extern void proc_openprom_deregister(void);
extern void (*proc_openprom_use)(struct inode *,int);
extern int proc_openprom_regdev(struct openpromfs_dev *);
extern int proc_openprom_unregdev(struct openpromfs_dev *);
extern struct inode_operations proc_dir_inode_operations;
extern struct inode_operations proc_file_inode_operations;
extern struct inode_operations proc_net_inode_operations;
extern struct inode_operations proc_netdir_inode_operations;
extern struct inode_operations proc_openprom_inode_operations;
extern struct inode_operations proc_mem_inode_operations;
extern struct inode_operations proc_sys_inode_operations;
extern struct inode_operations proc_array_inode_operations;
extern struct inode_operations proc_arraylong_inode_operations;
extern struct inode_operations proc_kcore_inode_operations;
extern struct inode_operations proc_profile_inode_operations;
extern struct inode_operations proc_kmsg_inode_operations;
extern struct inode_operations proc_link_inode_operations;
extern struct inode_operations proc_fd_inode_operations;
#if CONFIG_AP1000
extern struct inode_operations proc_ringbuf_inode_operations;
#endif
extern struct inode_operations proc_omirr_inode_operations;
extern struct inode_operations proc_ppc_htab_inode_operations;
/*
* generic.c
*/
struct proc_dir_entry *create_proc_entry(const char *name, mode_t mode,
struct proc_dir_entry *parent);
void remove_proc_entry(const char *name, struct proc_dir_entry *parent);
/*
* proc_tty.c
*/
extern void proc_tty_init(void);
extern void proc_tty_register_driver(struct tty_driver *driver);
extern void proc_tty_unregister_driver(struct tty_driver *driver);
/*
* proc_devtree.c
*/
extern void proc_device_tree_init(void);
#else
extern inline int proc_register(struct proc_dir_entry *a, struct proc_dir_entry *b) {};
extern inline int proc_unregister(struct proc_dir_entry *a, int b) {};
extern inline int proc_net_register(struct proc_dir_entry *a) {};
extern inline int proc_net_unregister(int x) {};
extern inline int proc_scsi_register(struct proc_dir_entry *b, struct proc_dir_entry *c) {};
extern inline int proc_scsi_unregister(struct proc_dir_entry *a, int x);
extern inline struct proc_dir_entry *create_proc_entry(const char *name, mode_t mode,
struct proc_dir_entry *parent)
{
return NULL;
}
extern inline void remove_proc_entry(const char *name, struct proc_dir_entry *parent) {};
extern inline void proc_tty_register_driver(struct tty_driver *driver) {};
extern inline void proc_tty_unregister_driver(struct tty_driver *driver) {};
#endif
#endif /* _LINUX_PROC_FS_H */