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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */
#ifndef _LINUX_LIBGTOP_H
#define _LINUX_LIBGTOP_H 1
#include <linux/tasks.h>
enum {
LIBGTOP_VERSION = 1,
LIBGTOP_UPDATE_EXPENSIVE,
LIBGTOP_STAT = 101,
LIBGTOP_MEM,
LIBGTOP_SWAP,
LIBGTOP_PROCLIST = 201,
LIBGTOP_PROC_STATE = 211,
LIBGTOP_PROC_KERNEL,
LIBGTOP_PROC_SEGMENT,
LIBGTOP_PROC_MEM,
LIBGTOP_PROC_SIGNAL,
LIBGTOP_PROC_ARGS = 251,
LIBGTOP_PROC_MAPS,
LIBGTOP_NETLOAD = 301
};
enum {
LIBGTOP_PROCLIST_ALL = 0,
LIBGTOP_PROCLIST_PID,
LIBGTOP_PROCLIST_PGRP,
LIBGTOP_PROCLIST_SESSION,
LIBGTOP_PROCLIST_TTY,
LIBGTOP_PROCLIST_UID,
LIBGTOP_PROCLIST_RUID
};
#define LIBGTOP_NSIG 4
#define LIBGTOP_PROCLIST_MASK 15
#define LIBGTOP_MAX_GROUPS 32
#define LIBGTOP_EXCLUDE_IDLE 0x1000
#define LIBGTOP_EXCLUDE_SYSTEM 0x2000
#define LIBGTOP_EXCLUDE_NOTTY 0x4000
#define LIBGTOP_TASK_RUNNING 1
#define LIBGTOP_TASK_INTERRUPTIBLE 2
#define LIBGTOP_TASK_UNINTERRUPTIBLE 4
#define LIBGTOP_TASK_ZOMBIE 8
#define LIBGTOP_TASK_STOPPED 16
#define LIBGTOP_TASK_SWAPPING 32
#define LIBGTOP_VM_READ 0x0001 /* currently active flags */
#define LIBGTOP_VM_WRITE 0x0002
#define LIBGTOP_VM_EXEC 0x0004
#define LIBGTOP_VM_SHARED 0x0008
#define LIBGTOP_VM_MAYREAD 0x0010 /* limits for mprotect() etc */
#define LIBGTOP_VM_MAYWRITE 0x0020
#define LIBGTOP_VM_MAYEXEC 0x0040
#define LIBGTOP_VM_MAYSHARE 0x0080
#define LIBGTOP_VM_GROWSDOWN 0x0100 /* general info on the segment */
#define LIBGTOP_VM_GROWSUP 0x0200
#define LIBGTOP_VM_SHM 0x0400 /* shared memory area, don't swap out */
#define LIBGTOP_VM_DENYWRITE 0x0800 /* ETXTBSY on write attempts.. */
#define LIBGTOP_VM_EXECUTABLE 0x1000
#define LIBGTOP_VM_LOCKED 0x2000
#define LIBGTOP_VM_IO 0x4000 /* Memory mapped I/O or similar */
#define LIBGTOP_MAP_PATH_LEN (PAGE_SIZE - sizeof (libgtop_proc_maps_header_t))
#ifndef min
#define min(a,b) ((a < b) ? a : b)
#endif
typedef struct libgtop_stat libgtop_stat_t;
typedef struct libgtop_cpu libgtop_cpu_t;
typedef struct libgtop_mem libgtop_mem_t;
typedef struct libgtop_swap libgtop_swap_t;
typedef struct libgtop_proclist libgtop_proclist_t;
typedef struct libgtop_proc_state libgtop_proc_state_t;
typedef struct libgtop_proc_kernel libgtop_proc_kernel_t;
typedef struct libgtop_proc_segment libgtop_proc_segment_t;
typedef struct libgtop_proc_mem libgtop_proc_mem_t;
typedef struct libgtop_proc_signal libgtop_proc_signal_t;
typedef struct libgtop_proc_maps_header libgtop_proc_maps_header_t;
typedef struct libgtop_proc_maps libgtop_proc_maps_t;
typedef struct libgtop_netload libgtop_netload_t;
struct libgtop_cpu
{
unsigned long total; /* Total CPU Time */
unsigned long user; /* CPU Time in User Mode */
unsigned long nice; /* CPU Time in User Mode (nice) */
unsigned long sys; /* CPU Time in System Mode */
unsigned long idle; /* CPU Time in the Idle Task */
};
struct libgtop_mem
{
unsigned long totalram; /* Total usable main memory size */
unsigned long freeram; /* Available memory size */
unsigned long sharedram; /* Amount of shared memory */
unsigned long bufferram; /* Memory used by buffers */
unsigned long cachedram;
};
struct libgtop_swap
{
unsigned long totalswap; /* Total swap space size */
unsigned long freeswap; /* swap space still available */
};
struct libgtop_proclist
{
int count;
int nr_running, nr_tasks, last_pid;
unsigned pids [NR_TASKS];
};
struct libgtop_stat
{
int ncpu; /* Number of CPUs */
unsigned long frequency; /* Tick frequency (HZ) */
libgtop_cpu_t cpu; /* CPU statistics */
libgtop_cpu_t xcpu [NR_CPUS]; /* SMP per-CPU statistics */
double loadavg [3]; /* Load average */
unsigned long total_forks; /* Total # of forks */
unsigned int context_swtch; /* Total # of context switches */
unsigned long boot_time; /* Boot time (seconds s. epoch) */
unsigned int pgpgin, pgpgout; /* # of pages paged in/out */
unsigned int pswpin, pswpout; /* # of swap pgs brought in/out */
};
struct libgtop_proc_state
{
long state;
unsigned long flags;
char comm [16];
int uid, euid, suid, fsuid;
int gid, egid, sgid, fsgid;
int pid, pgrp, ppid;
int session;
unsigned int tty;
int tpgid;
long priority, counter, def_priority;
long utime, stime, cutime, cstime, start_time;
long per_cpu_utime [NR_CPUS], per_cpu_stime [NR_CPUS];
int has_cpu, processor, last_processor;
unsigned long context;
unsigned long start_code, end_code, start_data, end_data;
unsigned long start_brk, brk, start_stack, start_mmap;
unsigned long arg_start, arg_end, env_start, env_end;
unsigned long rss, rlim, total_vm, locked_vm;
unsigned long policy, rt_priority;
unsigned long it_real_value, it_prof_value, it_virt_value;
unsigned long it_real_incr, it_prof_incr, it_virt_incr;
unsigned long keip, kesp;
unsigned long min_flt, maj_flt, cmin_flt, cmaj_flt;
unsigned long nswap, cnswap;
int ngroups, groups [LIBGTOP_MAX_GROUPS];
};
struct libgtop_proc_kernel
{
unsigned long wchan;
};
struct libgtop_proc_segment
{
unsigned long vsize, data, exec, stack, lib;
};
struct libgtop_proc_mem
{
libgtop_proc_segment_t segment;
int size, resident, share, trs, lrs, drs, dt;
unsigned long rss, rlim;
};
struct libgtop_proc_signal
{
unsigned long signal [LIBGTOP_NSIG];
unsigned long blocked [LIBGTOP_NSIG];
unsigned long ignore [LIBGTOP_NSIG];
unsigned long catch [LIBGTOP_NSIG];
};
struct libgtop_proc_maps_header
{
unsigned long start, end, offset, perm;
off_t filename_offset;
ino_t inode;
dev_t device;
} __attribute__ ((aligned (64)));
struct libgtop_proc_maps
{
libgtop_proc_maps_header_t header;
char filename [LIBGTOP_MAP_PATH_LEN];
};
struct libgtop_netload
{
unsigned long rx_packets; /* total packets received */
unsigned long tx_packets; /* total packets transmitted */
unsigned long rx_bytes; /* total bytes received */
unsigned long tx_bytes; /* total bytes transmitted */
unsigned long rx_errors; /* bad packets received */
unsigned long tx_errors; /* packet transmit problems */
unsigned long rx_dropped; /* no space in linux buffers */
unsigned long tx_dropped; /* no space available in linux */
unsigned long multicast; /* multicast packets received */
unsigned long collisions;
/* detailed rx_errors: */
unsigned long rx_length_errors;
unsigned long rx_over_errors; /* receiver ring buff overflow */
unsigned long rx_crc_errors; /* recved pkt with crc error */
unsigned long rx_frame_errors; /* recv'd frame alignment error */
unsigned long rx_fifo_errors; /* recv'r fifo overrun */
unsigned long rx_missed_errors; /* receiver missed packet */
/* detailed tx_errors */
unsigned long tx_aborted_errors;
unsigned long tx_carrier_errors;
unsigned long tx_fifo_errors;
unsigned long tx_heartbeat_errors;
unsigned long tx_window_errors;
/* for cslip etc */
unsigned long rx_compressed;
unsigned long tx_compressed;
};
#endif
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