svrctl.h

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    1 /*
    2 sys/svrctl.h
    3 
    4 Created:        Feb 15, 1994 by Philip Homburg <philip@cs.vu.nl>
    5 */
    6 
    7 #ifndef _SYS__SVRCTL_H
    8 #define _SYS__SVRCTL_H
    9 
   10 #ifndef _TYPES_H
   11 #include <sys/types.h>
   12 #endif
   13 
   14 /* Server control commands have the same encoding as the commands for ioctls. */
   15 #include <minix/ioctl.h>
   16 
   17 /* MM controls. */
   18 #define MMSIGNON        _IO ('M',  4)
   19 #define MMSWAPON        _IOW('M',  5, struct mmswapon)
   20 #define MMSWAPOFF       _IO ('M',  6)
   21 #define MMGETPARAM      _IOW('M',  5, struct sysgetenv)
   22 #define MMSETPARAM      _IOR('M',  7, struct sysgetenv)
   23 
   24 /* FS controls. */
   25 #define FSSIGNON        _IOW('F',  2, struct fssignon)
   26 #define FSDEVMAP        _IORW('F', 5, struct fsdevmap)
   27 #define FSDEVUNMAP      _IOW('F',  6, struct fsdevunmap)
   28 
   29 /* Kernel controls. */
   30 #define SYSSENDMASK     _IO ('S',  4)
   31 #define SYSSIGNON       _IOR('S',  2, struct systaskinfo)
   32 #define SYSGETENV       _IOW('S',  1, struct sysgetenv)
   33 
   34 struct mmswapon {
   35         u32_t           offset;         /* Starting offset within file. */
   36         u32_t           size;           /* Size of swap area. */
   37         char            file[128];      /* Name of swap file/device. */
   38 };
   39 
   40 struct svrqueryparam {
   41         char            *param;         /* Names of parameters to query. */
   42         size_t          psize;          /* Length of param[]. */
   43         char            *value;         /* To return values. */
   44         size_t          vsize;
   45 };
   46 
   47 /* A proper system call must be created later. */
   48 #include <minix/dmap.h>
   49 struct fssignon {
   50         dev_t           dev;            /* Device to manage. */
   51         enum dev_style  style;          /* Management style. */
   52 };
   53 
   54 struct fsdevunmap {
   55         dev_t           dev;            /* Device to unmap. */
   56 };
   57 
   58 struct systaskinfo {
   59         int             proc_nr;        /* Process number of caller. */
   60 };
   61 
   62 struct sysgetenv {
   63         char            *key;           /* Name requested. */
   64         size_t          keylen;         /* Length of name including \0. */
   65         char            *val;           /* Buffer for returned data. */
   66         size_t          vallen;         /* Size of return data buffer. */
   67 };
   68 
   69 _PROTOTYPE( int svrctl, (int _request, void *_data)                     );
   70 
   71 #endif /* _SYS__SVRCTL_H */

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FreeBSD/Linux Kernel Cross Reference sys/include/sys/svrctl.h

FreeBSD/Linux Kernel Cross Reference
sys/include/sys/svrctl.h