vde-2/consmgmt.h

   1 /* Copyright 2002 Jeff Dike
   2  * Licensed under the GPL
   3  */
   4
   5 #ifndef __CONSMGMT_H__
   6 #define __CONSMGMT_H__
   7 #include <stdarg.h>
   8
   9 struct comlist {
  10         char *path;
  11         char *syntax;
  12         char *help;
  13         int (*doit)();
  14         unsigned char type;
  15         struct comlist *next;
  16 };
  17
  18 #define NOARG 0
  19 #define INTARG 1
  20 #define STRARG 2
  21 #define WITHFILE 0x40
  22 #define WITHFD 0x80
  23
  24 void printlog(int priority, const char *format, ...);
  25 void loadrcfile(void);
  26 void setmgmtperm(char *path);
  27
  28 void printoutc(FILE *fd, const char *format, ...);
  29 void addcl(int ncl,struct comlist *cl);
  30 #define ADDCL(CL) addcl(sizeof(CL)/sizeof(struct comlist),(CL))
  31
  32 typedef int (*intfun)();
  33 #ifdef DEBUGOPT
  34 #define D_PACKET 01000
  35 #define D_MGMT 02000
  36 #define D_IN 01
  37 #define D_OUT 02
  38 #define D_PLUS 01
  39 #define D_MINUS 02
  40 #define D_DESCR 03
  41 #define D_STATUS 04
  42 #define D_ROOT 05
  43 #define D_HASH 010
  44 #define D_PORT 020
  45 #define D_EP 030
  46 #define D_FSTP 040
  47 struct dbgcl {
  48         char *path; /* debug path for add/del */
  49         char *help; /* help string. just event mgmt when NULL */
  50         int tag;    /* tag for event mgmt and simple parsing */
  51         int *fds;   /* file descriptors for debug */
  52         intfun (*fun); /* function call dor plugin events */
  53         void **funarg; /* arg for function calls */
  54         unsigned short nfds; /* number of active fds */
  55         unsigned short nfun; /* number of active fun */
  56         unsigned short maxfds; /* current size of fds */
  57         unsigned short maxfun; /* current size of both fun and funarg */
  58         struct dbgcl *next;
  59 };
  60 void adddbgcl(int ncl, struct dbgcl* cl);
  61 #define ADDDBGCL(CL) adddbgcl(sizeof(CL)/sizeof(struct dbgcl),(CL))
  62 void debugout(struct dbgcl* cl, const char *format, ...);
  63 void eventout(struct dbgcl* cl, ...);
  64 int packetfilter(struct dbgcl* cl, ...);
  65 #define DBGOUT(CL, ...) \
  66         if (__builtin_expect(((CL)->nfds) > 0, 0)) debugout((CL), __VA_ARGS__)
  67 #define EVENTOUT(CL, ...) \
  68         if (__builtin_expect(((CL)->nfun) > 0, 0)) eventout((CL), __VA_ARGS__)
  69 #define PACKETFILTER(CL, PORT, BUF, LEN) \
  70         (__builtin_expect((((CL)->nfun) == 0 || ((LEN)=packetfilter((CL), (PORT), (BUF), (LEN)))), 1))
  71         /*
  72 #define PACKETFILTER(CL, PORT, BUF, LEN)  (LEN)
  73         */
  74 #else
  75 #define DBGOUT(CL, ...)
  76 #define EVENTOUT(CL, ...)
  77 #define PACKETFILTER(CL, PORT, BUF, LEN)  (LEN)
  78 #endif
  79
  80 #endif
  81
  82 #ifdef VDEPLUGIN
  83 struct plugin {
  84         char *name;
  85         char *help;
  86         void *handle;
  87         struct plugin *next;
  88 };
  89 #endif