src/exim_monitor/em_hdr.h

   1 /*************************************************
   2 *                 Exim Monitor                   *
   3 *************************************************/
   4
   5 /* Copyright (c) University of Cambridge 1995 - 2009 */
   6 /* See the file NOTICE for conditions of use and distribution. */
   7
   8
   9 /* This is the general header file for all the modules that comprise
  10 the exim monitor program. */
  11
  12 /* If this macro is defined, Eximon will anonymize all email addresses. This
  13 feature is just so that screen shots can be obtained for documentation
  14 purposes! */
  15
  16 /* #define ANONYMIZE */
  17
  18 /* System compilation parameters */
  19
  20 #define queue_index_size  10      /* Size of index into queue */
  21
  22 /* Assume most systems have statfs() unless os.h undefines this macro */
  23
  24 #define HAVE_STATFS
  25
  26 /* Bring in the system-dependent stuff */
  27
  28 #include "os.h"
  29
  30
  31 /* ANSI C includes */
  32
  33 #include <ctype.h>
  34 #include <setjmp.h>
  35 #include <signal.h>
  36 #include <stdarg.h>
  37 #include <stdio.h>
  38 #include <stdlib.h>
  39 #include <string.h>
  40 #include <time.h>
  41
  42 /* Not-fully-ANSI systems (e.g. SunOS4 are missing some things) */
  43
  44 #ifndef SEEK_SET
  45 #define SEEK_SET 0
  46 #define SEEK_CUR 1
  47 #define SEEK_END 2
  48 #endif
  49
  50 /* Unix includes */
  51
  52 #include <sys/types.h>
  53 #include <errno.h>
  54 #include <dirent.h>
  55 #include <fcntl.h>
  56 #include <pwd.h>
  57 #include <grp.h>
  58 #include <sys/param.h>
  59 #include <sys/stat.h>
  60 #include <unistd.h>
  61
  62 /* The new standard is statvfs; some OS have statfs. Also arrange
  63 to be able to cut it out altogether for way-out OS that don't have
  64 anything. */
  65
  66 #ifdef HAVE_STATFS
  67 #ifdef HAVE_SYS_STATVFS_H
  68 #include <sys/statvfs.h>
  69
  70 #else
  71   #define statvfs statfs
  72   #ifdef HAVE_SYS_VFS_H
  73     #include <sys/vfs.h>
  74     #ifdef HAVE_SYS_STATFS_H
  75     #include <sys/statfs.h>
  76     #endif
  77   #endif
  78   #ifdef HAVE_SYS_MOUNT_H
  79   #include <sys/mount.h>
  80   #endif
  81 #endif
  82 #endif
  83
  84 #include <sys/wait.h>
  85
  86 /* Regular expression include */
  87
  88 #include <pcre.h>
  89
  90 /* Includes from the main source of Exim. We need to have MAXPACKET defined for
  91 the benefit of structs.h. One of these days I should tidy up this interface so
  92 that this kind of kludge isn't needed. */
  93
  94 #define MAXPACKET 1024
  95
  96 #include "config.h"
  97 #include "mytypes.h"
  98 #include "macros.h"
  99
 100 #include "local_scan.h"
 101 #include "structs.h"
 102 #include "globals.h"
 103 #include "functions.h"
 104 #include "osfunctions.h"
 105 #include "store.h"
 106
 107 /* The sys/resource.h header on SunOS 4 causes trouble with the gcc
 108 compiler. Just stuff the bit we want in here; pragmatic easy way out. */
 109
 110 #ifdef NO_SYS_RESOURCE_H
 111 #define RLIMIT_NOFILE   6               /* maximum descriptor index + 1 */
 112 struct rlimit {
 113         int     rlim_cur;               /* current (soft) limit */
 114         int     rlim_max;               /* maximum value for rlim_cur */
 115 };
 116 #else
 117 #include <sys/time.h>
 118 #include <sys/resource.h>
 119 #endif
 120
 121 /* X11 includes */
 122
 123 #include <X11/Xlib.h>
 124 #include <X11/Intrinsic.h>
 125 #include <X11/StringDefs.h>
 126 #include <X11/cursorfont.h>
 127 #include <X11/keysym.h>
 128 #include <X11/Shell.h>
 129 #include <X11/Xaw/AsciiText.h>
 130 #include <X11/Xaw/Command.h>
 131 #include <X11/Xaw/Form.h>
 132 #include <X11/Xaw/Dialog.h>
 133 #include <X11/Xaw/Label.h>
 134 #include <X11/Xaw/SimpleMenu.h>
 135 #include <X11/Xaw/SmeBSB.h>
 136 #include <X11/Xaw/SmeLine.h>
 137 #include <X11/Xaw/TextSrc.h>
 138 #include <X11/Xaw/TextSink.h>
 139
 140 /* These are required because exim monitor has its own munged
 141 version of the stripchart widget. */
 142
 143 #include <X11/IntrinsicP.h>
 144 #include <X11/StringDefs.h>
 145 #include <X11/Xaw/XawInit.h>
 146 #include <X11/Xaw/StripCharP.h>
 147
 148 extern WidgetClass mystripChartWidgetClass;
 149
 150
 151
 152 /*************************************************
 153 *               Enumerations                     *
 154 *************************************************/
 155
 156 /* Operations on the in-store message queue */
 157
 158 enum { queue_noop, queue_add };
 159
 160 /* Operations on the destinations queue */
 161
 162 enum { dest_noop, dest_add, dest_remove };
 163
 164
 165 /*************************************************
 166 *          Structure for destinations            *
 167 *************************************************/
 168
 169 typedef struct dest_item {
 170   struct dest_item *next;
 171   struct dest_item *parent;
 172   uschar address[1];
 173 } dest_item;
 174
 175
 176
 177 /*************************************************
 178 *           Structure for queue items            *
 179 *************************************************/
 180
 181 typedef struct queue_item {
 182   struct queue_item *next;
 183   struct queue_item *prev;
 184   struct dest_item  *destinations;
 185   int  input_time;
 186   int  update_time;
 187   int  size;
 188   uschar *sender;
 189   uschar name[17];
 190   uschar seen;
 191   uschar frozen;
 192   uschar dir_char;
 193 } queue_item;
 194
 195
 196 /*************************************************
 197 *          Structure for queue skip items        *
 198 *************************************************/
 199
 200 typedef struct skip_item {
 201   struct skip_item *next;
 202   time_t reveal;
 203   uschar text[1];
 204 } skip_item;
 205
 206
 207 /*************************************************
 208 *           Structure for delivery displays      *
 209 *************************************************/
 210
 211 typedef struct pipe_item {
 212   struct pipe_item *next;
 213   int fd;
 214   Widget widget;
 215 } pipe_item;
 216
 217
 218
 219 /*************************************************
 220 *                Global variables                *
 221 *************************************************/
 222
 223 extern Display *X_display;         /* Current display */
 224 extern XtAppContext X_appcon;      /* Application context */
 225 extern XtActionsRec actionTable[]; /* Actions table */
 226
 227 extern XtTranslations queue_trans; /* translation table for queue text widget */
 228 extern XtTranslations text_trans;  /* translation table for other text widgets */
 229
 230 extern Widget  dialog_ref_widget;   /* for positioning dialog box */
 231 extern Widget  toplevel_widget;
 232 extern Widget  log_widget;          /* widget for tail display */
 233 extern Widget  queue_widget;        /* widget for queue display */
 234 extern Widget  unhide_widget;       /* widget for unhide button */
 235
 236 extern FILE   *LOG;
 237
 238 extern int     action_output;       /* TRUE when wanting action command output */
 239 extern int     action_queue_update; /* controls auto updates */
 240 extern int     actionTableSize;     /* # entries in actionTable */
 241 extern uschar  actioned_message[];  /* For menu handling */
 242 extern uschar *action_required;
 243 extern uschar *alternate_config;    /* Alternate Exim configuration file */
 244
 245 extern int     body_max;            /* Max size of body to display */
 246
 247 extern int     eximon_initialized;  /* TRUE when initialized */
 248
 249 extern int     log_buffer_size;     /* size of log buffer */
 250 extern BOOL    log_datestamping;    /* TRUE if logs are datestamped */
 251 extern int     log_depth;           /* depth of log tail window */
 252 extern uschar *log_display_buffer;  /* to hold display text */
 253 extern uschar *log_file;            /* supplied name of exim log file */
 254 extern uschar  log_file_open[256];  /* actual open file */
 255 extern uschar *log_font;            /* font for log display */
 256 extern ino_t   log_inode;           /* the inode of the log file */
 257 extern long int log_position;      /* position in log file */
 258 extern int     log_width;           /* width of log tail window */
 259
 260 extern uschar *menu_event;          /* name of menu event */
 261 extern int     menu_is_up;          /* TRUE when menu displayed */
 262 extern int     min_height;          /* min window height */
 263 extern int     min_width;           /* min window width */
 264
 265 extern pipe_item *pipe_chain;      /* for delivery displays */
 266
 267 extern uschar *qualify_domain;
 268 extern int     queue_depth;         /* depth of queue window */
 269 extern uschar *queue_font;          /* font for queue display */
 270 extern int     queue_max_addresses; /* limit on per-message list */
 271 extern skip_item *queue_skip;      /* for hiding bits of queue */
 272 extern uschar *queue_stripchart_name; /* sic */
 273 extern int     queue_update;        /* update interval */
 274 extern int     queue_width;         /* width of queue window */
 275
 276 extern pcre   *yyyymmdd_regex;    /* for matching yyyy-mm-dd */
 277
 278 extern uschar *size_stripchart;     /* path for size monitoring */
 279 extern uschar *size_stripchart_name; /* name for size stripchart */
 280 extern uschar *spool_directory;     /* Name of exim spool directory */
 281 extern int     spool_is_split;      /* True if detected split spool */
 282 extern int     start_small;         /* True to start with small window */
 283 extern int     stripchart_height;   /* height of stripcharts */
 284 extern int     stripchart_number;   /* number of stripcharts */
 285 extern pcre  **stripchart_regex;  /* vector of regexps */
 286 extern uschar **stripchart_title;    /* vector of titles */
 287 extern int    *stripchart_total;    /* vector of accumulating values */
 288 extern int     stripchart_update;   /* update interval */
 289 extern int     stripchart_width;    /* width of stripcharts */
 290 extern int     stripchart_varstart; /* starting number for variable charts */
 291
 292 extern int     text_depth;          /* depth of text windows */
 293 extern int     tick_queue_accumulator; /* For timing next auto update */
 294
 295 extern uschar *window_title;        /* title of the exim monitor window */
 296
 297
 298 /*************************************************
 299 *                Global functions                *
 300 *************************************************/
 301
 302 extern XtActionProc dialogAction(Widget, XEvent *, String *, Cardinal *);
 303
 304 extern uschar *copystring(uschar *);
 305 extern void    create_dialog(uschar *, uschar *);
 306 extern void    create_stripchart(Widget, uschar *);
 307 extern void    debug(char *, ...);
 308 extern dest_item *find_dest(queue_item *, uschar *, int, BOOL);
 309 extern queue_item *find_queue(uschar *, int, int);
 310 extern void    init(int, uschar **);
 311 extern void    menu_create(Widget, XEvent *, String *, Cardinal *);
 312 extern void    NonMessageDialogue(uschar *);
 313 extern void    queue_display(void);
 314 extern void    read_log(void);
 315 extern int     read_spool(uschar *);
 316 extern int     read_spool_init(uschar *);
 317 extern void    read_spool_tidy(void);
 318 extern int     repaint_window(StripChartWidget, int, int);
 319 extern void    scan_spool_input(int);
 320 extern void    stripchart_init(void);
 321 extern void    text_empty(Widget);
 322 extern void    text_show(Widget, uschar *);
 323 extern void    text_showf(Widget, char *, ...);
 324 extern void    xs_SetValues(Widget, Cardinal, ...);
 325
 326 /* End of em_hdr.h */