mirror of
https://github.com/Ed94/Odin.git
synced 2026-07-14 23:21:25 -07:00
Jeroen van Rijn
61 lines
1.6 KiB
Odin
61 lines
1.6 KiB
Odin
// +build darwin
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package sysinfo
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import sys "core:sys/darwin"
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import "core:intrinsics"
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@(init, private)
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init_os_version :: proc "c" () {
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os_version.platform = .MacOS
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}
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@(init)
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init_ram :: proc() {
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// Retrieve RAM info using `sysinfo`
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mib := []i32{CTL_HW, HW_MEMSIZE}
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mem_size: i64
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ok := sysctl(mib, &mem_size)
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ram.total_ram = int(mem_size)
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}
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@(private)
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sysctl :: proc(mib: []i32, val: ^$T) -> (ok: bool) {
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mib := mib
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result_size := i64(size_of(T))
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res := intrinsics.syscall(
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sys.unix_offset_syscall(.sysctl),
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uintptr(raw_data(mib)), uintptr(len(mib)),
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uintptr(val), uintptr(&result_size),
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uintptr(0), uintptr(0),
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)
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return res == 0
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}
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// See sysctl.h for xnu/dwrwin for details
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CTL_KERN :: 1
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KERN_OSTYPE :: 1 /* string: system version */
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KERN_OSRELEASE :: 2 /* string: system release */
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KERN_OSREV :: 3 /* int: system revision */
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KERN_VERSION :: 4 /* string: compile time info */
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KERN_OSRELDATE :: 26 /* int: OS release date */
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KERN_OSVERSION :: 65 /* for build number i.e. 9A127 */
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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 /* string: machine class */
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HW_MODEL :: 2 /* string: specific machine model */
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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 /* uint64_t: physical ram size */
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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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