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45 lines
1.0 KiB
Odin
45 lines
1.0 KiB
Odin
package unix
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import "core:c"
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foreign import libc "system:c"
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@(default_calling_convention="c")
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foreign libc {
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@(link_name="sysctl") _unix_sysctl :: proc(name: [^]i32, namelen: u32, oldp: rawptr, oldlenp: ^c.size_t, newp: rawptr, newlen: c.size_t) -> i32 ---
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}
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sysctl :: proc "contextless" (mib: []i32, val: ^$T) -> (ok: bool) {
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mib := mib
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result_size := c.size_t(size_of(T))
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res := _unix_sysctl(raw_data(mib), u32(len(mib)), val, &result_size, nil, 0)
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return res == 0
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}
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// See /usr/include/sys/sysctl.h for details
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CTL_KERN :: 1
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KERN_OSTYPE :: 1
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KERN_OSRELEASE :: 2
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KERN_OSREV :: 3
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KERN_VERSION :: 4
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CTL_VM :: 2
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CTL_FS :: 3
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CTL_NET :: 4
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CTL_DEBUG :: 5
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CTL_HW :: 6
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HW_MACHINE :: 1
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HW_MODEL :: 2
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HW_NCPU :: 3
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HW_BYTEORDER :: 4
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HW_PHYSMEM :: 5
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HW_USERMEM :: 6
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HW_PAGESIZE :: 7
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HW_DISKNAMES :: 8
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HW_IOSTATS :: 9
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HW_MACHINE_ARCH :: 10
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HW_ALIGNBYTES :: 11
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HW_CNMAGIC :: 12
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HW_PHYSMEM64 :: 13
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HW_USERMEM64 :: 14
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HW_IOSTATNAMES :: 15
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HW_NCPUONLINE :: 16
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