root / lab4 / .minix-src / include / minix / sysctl.h @ 14
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#ifndef _MINIX_SYSCTL_H
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#define _MINIX_SYSCTL_H
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/* MINIX3-specific sysctl(2) extensions. */
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#include <sys/sysctl.h> |
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#include <minix/endpoint.h> |
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/* Special values. */
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#define SYSCTL_NODE_FN ((sysctlfn)0x1) /* node is function-driven */ |
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/*
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* The top-level MINIX3 identifier is quite a bit beyond the last top-level
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* identifier in use by NetBSD, because NetBSD may add more later, and we do
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* not want conflicts: this definition is part of the MINIX3 ABI.
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*/
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#define CTL_MINIX 32 |
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#if CTL_MAXID > CTL_MINIX
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#error "CTL_MAXID has grown too large!" |
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#endif
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/*
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* The identifiers below follow the standard sysctl naming scheme, which means
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* care should be taken not to introduce clashes with other definitions
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* elsewhere. On the upside, not many places need to include this header file.
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*/
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#define MINIX_TEST 0 |
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#define MINIX_MIB 1 |
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#define MINIX_PROC 2 |
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#define MINIX_LWIP 3 |
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/*
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* These identifiers, under MINIX_TEST, are used by test87 to test the MIB
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* service.
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*/
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#define TEST_INT 0 |
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#define TEST_BOOL 1 |
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#define TEST_QUAD 2 |
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#define TEST_STRING 3 |
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#define TEST_STRUCT 4 |
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#define TEST_PRIVATE 5 |
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#define TEST_ANYWRITE 6 |
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#define TEST_DYNAMIC 7 |
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#define TEST_SECRET 8 |
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#define TEST_PERM 9 |
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#define TEST_DESTROY1 10 |
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#define TEST_DESTROY2 11 |
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#define SECRET_VALUE 0 |
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/* Identifiers for subnodes of MINIX_MIB. */
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#define MIB_NODES 1 |
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#define MIB_OBJECTS 2 |
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#define MIB_REMOTES 3 |
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/* Identifiers for subnodes of MINIX_PROC. */
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#define PROC_LIST 1 |
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#define PROC_DATA 2 |
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/* Structure used for PROC_LIST. Not part of the ABI. Used by ProcFS only. */
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struct minix_proc_list {
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uint32_t mpl_flags; /* process flags (MPLF_) */
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pid_t mpl_pid; /* process PID */
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uid_t mpl_uid; /* effective user ID */
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gid_t mpl_gid; /* effective group ID */
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}; |
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#define MPLF_IN_USE 0x01 /* process slot is in use */ |
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#define MPLF_ZOMBIE 0x02 /* process is a zombie */ |
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/* Structure used for PROC_DATA. Not part of the ABI. Used by ProcFS only. */
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struct minix_proc_data {
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endpoint_t mpd_endpoint; /* process endpoint */
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uint32_t mpd_flags; /* procses flags (MPDF_) */
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endpoint_t mpd_blocked_on; /* blocked on other process, or NONE */
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uint32_t mpd_priority; /* current process priority */
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uint32_t mpd_user_time; /* user time, in clock ticks */
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uint32_t mpd_sys_time; /* system time, in clock ticks */
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uint64_t mpd_cycles; /* cycles spent by the process */
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uint64_t mpd_kipc_cycles; /* cycles spent on kernel IPC */
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uint64_t mpd_kcall_cycles; /* cycles spent on kernel calls */
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uint32_t mpd_nice; /* nice value */
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char mpd_name[16]; /* short process name */ |
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}; |
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#define MPDF_SYSTEM 0x01 /* process is a system service */ |
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#define MPDF_ZOMBIE 0x02 /* process is a zombie */ |
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#define MPDF_RUNNABLE 0x04 /* process is runnable */ |
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#define MPDF_STOPPED 0x08 /* process is stopped */ |
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/*
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* Expose sysctl(2) to system services (ProcFS in particular), so as to avoid
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* including the CTL_USER subtree handling of sysctl(3) as well.
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*/
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int __sysctl(const int *, unsigned int, void *, size_t *, const void *, |
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size_t); |
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#endif /* !_MINIX_SYSCTL_H */ |