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