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88 lines
2.0 KiB
Odin
88 lines
2.0 KiB
Odin
#+build darwin
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package unix
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import "base:intrinsics"
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import "core:sys/darwin"
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_ :: darwin
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sysctl :: proc "contextless" (mib: []i32, val: ^$T) -> (ok: bool) {
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result_size := uint(size_of(T))
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when ODIN_NO_CRT {
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res := darwin.syscall_sysctl(
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raw_data(mib), len(mib),
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val, &result_size,
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nil, 0,
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)
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return res == 0
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} else {
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foreign {
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@(link_name="sysctl") _sysctl :: proc(
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name: [^]i32, namelen: u32,
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oldp: rawptr, oldlenp: ^uint,
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newp: rawptr, newlen: uint,
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) -> i32 ---
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}
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res := _sysctl(
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raw_data(mib), u32(len(mib)),
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val, &result_size,
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nil, 0,
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)
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return res == 0
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}
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}
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sysctlbyname :: proc "contextless" (name: cstring, val: ^$T) -> (ok: bool) {
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result_size := uint(size_of(T))
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when ODIN_NO_CRT {
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res := darwin.syscall_sysctlbyname(
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string(name),
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val, &result_size,
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nil, 0,
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)
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return res == 0
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} else {
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foreign {
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@(link_name="sysctlbyname") _sysctlbyname :: proc(
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name: cstring,
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oldp: rawptr, oldlenp: ^uint,
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newp: rawptr, newlen: uint,
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) -> i32 ---
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}
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res := _sysctlbyname(
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name,
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val, &result_size,
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nil, 0,
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)
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return res == 0
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}
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}
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// See sysctl.h for darwin for details
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CTL_KERN :: 1
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KERN_OSTYPE :: 1 // Darwin
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KERN_OSRELEASE :: 2 // 21.5.0 for 12.4 Monterey
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KERN_OSREV :: 3 // i32: system revision
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KERN_VERSION :: 4 // Darwin Kernel Version 21.5.0: Tue Apr 26 21:08:22 PDT 2022; root:darwin-8020.121.3~4/RELEASE_X86_64
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KERN_OSRELDATE :: 26 // i32: OS release date
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KERN_OSVERSION :: 65 // Build number, e.g. 21F79
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KERN_PROCARGS :: 38
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KERN_PROCARGS2 :: 49
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CTL_VM :: 2
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CTL_VFS :: 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 // x86_64
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HW_MODEL :: 2 // MacbookPro14,1
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HW_NCPU :: 3 /* int: number of cpus */
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HW_BYTEORDER :: 4 /* int: machine byte order */
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HW_MACHINE_ARCH :: 12 /* string: machine architecture */
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HW_VECTORUNIT :: 13 /* int: has HW vector unit? */
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HW_MEMSIZE :: 24 // u64
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HW_AVAILCPU :: 25 /* int: number of available CPUs */
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CTL_MACHDEP :: 7
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CTL_USER :: 8
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