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/*
* Conky, a system monitor, based on torsmo
*
* This program is licensed under BSD license, read COPYING
*
* $Id: conky.h 757 2006-11-12 06:38:21Z mirrorbox $
*/
#ifndef _conky_h_
#define _conky_h_
#include <pthread.h> //posix 线程头文件
#if defined(HAS_MCHECK_H)
#include <mcheck.h>
#endif /* HAS_MCHECK_H */
#include "config.h"
#include <sys/utsname.h> //系统名字
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <locale.h>
#include <langinfo.h> //LANG支持
#include <wchar.h> //宽字节支持头文件
#include <sys/param.h>
#if defined(__FreeBSD__)
#include <sys/mount.h>
#include <sys/ucred.h>
#include <fcntl.h>
#include <kvm.h>
#endif /* __FreeBSD__ */
#if defined(__FreeBSD__) && (defined(i386) || defined(__i386__))
#include <machine/apm_bios.h>
#endif /* __FreeBSD__ */
#ifdef AUDACIOUS
#include "audacious.h"
#endif
#ifdef XMMS2
#include <xmmsclient/xmmsclient.h>
#endif
#define TOP_CPU 1
#define TOP_NAME 2
#define TOP_PID 3
#define TOP_MEM 4
#define TEXT_BUFFER_SIZE 1280 //1280这么大的buffer？
#define P_MAX_SIZE ((TEXT_BUFFER_SIZE * 4) - 2)
/* maximum size of config TEXT buffer, i.e. below TEXT line. */
#define MAX_USER_TEXT_DEFAULT 16384
#include <sys/socket.h> //socket支持头文件
#define ERR(s, varargs...) \ //错误宏
fprintf(stderr, "Conky: " s "\n", ##varargs)
/* critical error */
#define CRIT_ERR(s, varargs...) \
{ fprintf(stderr, "Conky: " s "\n", ##varargs); exit(EXIT_FAILURE); }
struct i8k_struct {
char *version;
char *bios;
char *serial;
char *cpu_temp;
char *left_fan_status;
char *right_fan_status;
char *left_fan_rpm;
char *right_fan_rpm;
char *ac_status;
char *buttons_status;
};
struct i8k_struct i8k;//i8k是主板的信息，比如主板bios版本，cpu的温度
struct net_stat {
const char *dev;
int up;
long long last_read_recv, last_read_trans;
long long recv, trans;
double recv_speed, trans_speed;
struct sockaddr addr;
int linkstatus;
double net_rec[15], net_trans[15];
};//网络的信息
unsigned int diskio_value;
struct fs_stat {
char *path;
long long size;
long long avail;
long long free;
};//文件系统信息
struct thread_info_s {
pthread_t thread;
pthread_mutex_t mutex; //互斥锁
};
struct mail_s { // for imap and pop3
unsigned long unseen;
unsigned long messages;
unsigned long used;
unsigned long quota;
unsigned long port;
float interval;
double last_update;
char host[128];
char user[128];
char pass[128];
char command[1024];
char folder[128];
int pos;
struct thread_info_s thread_info;
char secure;
} mail;
/*struct cpu_stat {
unsigned int user, nice, system, idle, iowait, irq, softirq;
int cpu_avg_samples;
};*/
#ifdef MPD
struct mpd_s {
char *title;
char *artist;
char *album;
char *status;
char *random;
char *repeat;
char *track;
char *name;
char *file;
int volume;
unsigned int port;
char host[128];
char password[128];
float progress;
int bitrate;
int length;
int elapsed;
};
#endif
#ifdef XMMS2
struct xmms2_s {
char* artist;
char* album;
char* title;
char* genre;
char* comment;
char* decoder;
char* transport;
char* url;
char* date;
int tracknr;
int bitrate;
unsigned int id;
int duration;
int elapsed;
float size;
float progress;
char* status;
};
#endif
#ifdef AUDACIOUS
struct audacious_s {
audacious_t items; /* e.g. items[AUDACIOUS_STATUS] */
int runnable; /* used to signal worker thread to stop */
pthread_t thread; /* worker thread */
pthread_attr_t thread_attr; /* thread attributes */
pthread_mutex_t item_mutex; /* mutex for item array */
pthread_mutex_t runnable_mutex; /* mutex for runnable flag */
};
#endif
#ifdef BMPX
void update_bmpx();
struct bmpx_s {
char *title;
char *artist;
char *album;
char *uri;
int bitrate;
int track;
};
#endif
#ifdef TCP_PORT_MONITOR
#include "libtcp-portmon.h"
#define MIN_PORT_MONITORS_DEFAULT 16
#define MIN_PORT_MONITOR_CONNECTIONS_DEFAULT 256
#endif
enum {
INFO_CPU = 0,
INFO_MAIL = 1,
INFO_MEM = 2,
INFO_NET = 3,
INFO_PROCS = 4,
INFO_RUN_PROCS = 5,
INFO_UPTIME = 6,
INFO_BUFFERS = 7,
INFO_FS = 8,
INFO_I2C = 9,
INFO_MIXER = 10,
INFO_LOADAVG = 11,
INFO_UNAME = 12,
INFO_FREQ = 13,
#ifdef MPD
INFO_MPD = 14,
#endif
INFO_TOP = 15,
INFO_WIFI = 16,
INFO_DISKIO = 17,
INFO_I8K = 18,
#ifdef TCP_PORT_MONITOR
INFO_TCP_PORT_MONITOR = 19,
#endif
#ifdef AUDACIOUS
INFO_AUDACIOUS = 20,
#endif
#ifdef BMPX
INFO_BMPX = 21,
#endif
#ifdef XMMS2
INFO_XMMS2 = 22,
#endif
};//一个枚举，实现了分开显示TOP,CPU等信息
#ifdef MPD
#include "libmpdclient.h"
#endif
volatile int g_signal_pending;//信号，静态的？
struct information {
unsigned int mask;
struct utsname uname_s;
char freq[10];
double uptime;
/* memory information in kilobytes */
unsigned long mem, memmax, swap, swapmax;
unsigned long bufmem, buffers, cached;
unsigned short procs;
unsigned short run_procs;
float *cpu_usage;
/* struct cpu_stat cpu_summed; what the hell is this? */
unsigned int cpu_count;
unsigned int cpu_avg_samples;
unsigned int net_avg_samples;
float loadavg[3];
int new_mail_count, mail_count;
struct mail_s* mail;
int mail_running;
#ifdef MPD
struct mpd_s mpd;
mpd_Connection *conn;
#endif
#ifdef XMMS2
struct xmms2_s xmms2;
int xmms2_conn_state;
xmms_socket_t xmms2_fd;
fd_set xmms2_fdset;
xmmsc_connection_t *xmms2_conn;
#endif
#ifdef AUDACIOUS
struct audacious_s audacious;
#endif
#ifdef BMPX
struct bmpx_s bmpx;
#endif
struct process *cpu[10];
struct process *memu[10];
struct process *first_process;
unsigned long looped;
#ifdef TCP_PORT_MONITOR
tcp_port_monitor_collection_t * p_tcp_port_monitor_collection;
#endif
short kflags; /* kernel settings, see enum KFLAG *///kernel的设置
};
enum {
KFLAG_IS_LONGSTAT = 0x01, /* set to true if kernel uses "long" format for /proc/stats */
KFLAG_PROC_IS_THREADS=0x02 /* set to true if kernel shows # of threads for the proc value in sysinfo() call */
/* KFLAG_NEXT_ONE=0x04 bits 0x04, 0x08, 0x10, 0x20, 0x40, 0x80 available for future use */
}; //根据kenel的/proc/stats是否采用“long”的格式
#define KFLAG_SETON(a) info.kflags |= a
#define KFLAG_SETOFF(a) info.kflags &= (~a)
#define KFLAG_FLIP(a) info.kflags ^= a
#define KFLAG_ISSET(a) info.kflags & a
int out_to_console;
int top_cpu;
int top_mem;
int use_spacer;
char tmpstring1[TEXT_BUFFER_SIZE];
char tmpstring2[TEXT_BUFFER_SIZE];
#ifdef X11
/* in x11.c *///x11.c的一些设置
#include <X11/Xlib.h>
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#ifdef XFT
#include <X11/Xft/Xft.h>//支持XFT与否
#endif
#ifdef HAVE_XDBE
#include <X11/extensions/Xdbe.h>//dobulle buffer？
#endif
#define ATOM(a) XInternAtom(display, #a, False)
#ifdef OWN_WINDOW
enum _window_type {
TYPE_NORMAL = 0,
TYPE_DESKTOP,
TYPE_OVERRIDE
};//是台式机，还是笔记本？
enum _window_hints {
HINT_UNDECORATED = 0,
HINT_BELOW,
HINT_ABOVE,
HINT_STICKY,
HINT_SKIP_TASKBAR,
HINT_SKIP_PAGER
};
#define SET_HINT(mask,hint) (mask |= (1<<hint))
#define TEST_HINT(mask,hint) (mask & (1<<hint))
#endif
struct conky_window {
Window root,window,desktop;
Drawable drawable;
GC gc;
#ifdef HAVE_XDBE
XdbeBackBuffer back_buffer;
#endif
#ifdef XFT
XftDraw *xftdraw;
#endif
int width;
int height;
#ifdef OWN_WINDOW
char wm_class_name[256];
int x;
int y;
unsigned int type;
unsigned long hints;
#endif
};
#ifdef HAVE_XDBE
extern int use_xdbe;
#endif
#ifdef XFT
extern int use_xft;
#endif
extern Display *display;
extern int display_width;
extern int display_height;
extern int screen;
extern int workarea[4];
extern struct conky_window window;
void init_X11();
void init_window(int use_own_window, int width, int height, int set_trans, int back_colour, char * nodename,
char **argv, int argc);
void create_gc();
void set_transparent_background(Window win);
long get_x11_color(const char *);
#endif /* X11 */
/* in common.c */
/* struct that has all info */
struct information info;
void signal_handler(int);
void reload_config(void);
void clean_up(void);
void update_uname();
double get_time(void);
FILE *open_file(const char *file, int *reported);
void variable_substitute(const char *s, char *dest, unsigned int n);
void format_seconds(char *buf, unsigned int n, long t);
void format_seconds_short(char *buf, unsigned int n, long t);
struct net_stat *get_net_stat(const char *dev);
void update_stuff();
int round_to_int(float f);//把浮点变量转换为整型的
#define SET_NEED(a) need_mask |= 1 << (a)
extern unsigned long long need_mask;
extern double current_update_time, last_update_time;
extern int no_buffers;
/* system dependant (in linux.c) */
void update_diskio(void);
void prepare_update(void);
void update_uptime(void);
void update_meminfo(void);
void update_net_stats(void);
void update_wifi_stats(void);
void update_cpu_usage(void);
void update_total_processes(void);
void update_running_processes(void);
void update_i8k(void);
char get_freq( char *, size_t, char *, int, unsigned int );
void get_freq_dynamic( char *, size_t, char *, int );
char get_voltage(char *, size_t, char *, int, unsigned int ); /* ptarjan */
void update_load_average();
int open_i2c_sensor(const char *dev, const char *type, int n, int *div,
char *devtype);
double get_i2c_info(int *fd, int arg, char *devtype, char *type);
void get_adt746x_cpu( char *, size_t );
void get_adt746x_fan( char *, size_t );
unsigned int get_diskio(void);
int open_acpi_temperature(const char *name);
double get_acpi_temperature(int fd);
void get_acpi_ac_adapter( char *, size_t );
void get_acpi_fan( char *, size_t );
void get_battery_stuff(char *buf, unsigned int n, const char *bat);
void get_ibm_acpi_fan(char *buf, size_t client_buffer_size);
void get_ibm_acpi_temps(void);
void get_ibm_acpi_volume(char *buf, size_t client_buffer_size);
void get_ibm_acpi_brightness(char *buf, size_t client_buffer_size);
void get_cpu_count();
struct ibm_acpi_struct {
unsigned int temps[8];
};
struct ibm_acpi_struct ibm_acpi;
enum { PB_BATT_STATUS, PB_BATT_PERCENT, PB_BATT_TIME};
void get_powerbook_batt_info(char*, size_t, int);
struct process {
struct process *next;
struct process *previous;
pid_t pid;
char *name;
float amount;
unsigned long user_time;
unsigned long total;
unsigned long kernel_time;
unsigned long previous_user_time;
unsigned long previous_kernel_time;
unsigned int vsize;
unsigned int rss;
unsigned int time_stamp;
unsigned int counted;
unsigned int changed;
float totalmem;
};//进程的一些信息
void update_top();
void free_all_processes();
struct process *get_first_process();
/* fs-stuff is possibly system dependant (in fs.c) */
void update_fs_stats(void);
struct fs_stat *prepare_fs_stat(const char *path);
void clear_fs_stats(void);
/* in mixer.c */
int mixer_init(const char *);
int mixer_get_avg(int);
int mixer_get_left(int);
int mixer_get_right(int);
/* in mail.c */
extern char *current_mail_spool;
void update_mail_count();
/* in freebsd.c */
#if defined(__FreeBSD__)
kvm_t *kd;
#endif
#if defined(__FreeBSD__) && (defined(i386) || defined(__i386__))
int apm_getinfo(int fd, apm_info_t aip);
char *get_apm_adapter(void);
char *get_apm_battery_life(void);
char *get_apm_battery_time(void);
#endif
/* in mpd.c */
#ifdef MPD
void update_mpd();
#endif
/* in xmms2.c */
#ifdef XMMS2
void update_xmms2();
#endif
/* in hddtemp.c */ //硬盘的温度吧
#ifdef HDDTEMP
int scan_hddtemp(const char *arg, char **dev, char **addr, int *port);
char *get_hddtemp_info(char *dev, char *addr, int port, char *unit);
#endif /* HDDTEMP */
/* in linux.c */
#endif
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