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chore: remove depend of purego

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This commit is contained in:
wwqgtxx
2025-11-10 00:13:58 +08:00
parent d48bcf1e1e
commit 054e63cb3f
5 changed files with 47 additions and 21 deletions
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47
component/memory/memory_darwin.go
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@@ -1,9 +1,9 @@
package memory
import (
"syscall"
"unsafe"
"github.com/ebitengine/purego"
_ "unsafe"
)
const PROC_PIDTASKINFO = 4
@@ -29,24 +29,12 @@ type ProcTaskInfo struct {
Priority int32
}
const System = "/usr/lib/libSystem.B.dylib"
type ProcPidInfoFunc func(pid, flavor int32, arg uint64, buffer uintptr, bufferSize int32) int32
const ProcPidInfoSym = "proc_pidinfo"
func GetMemoryInfo(pid int32) (*MemoryInfoStat, error) {
lib, err := purego.Dlopen(System, purego.RTLD_LAZY|purego.RTLD_GLOBAL)
if err != nil {
return nil, err
}
defer purego.Dlclose(lib)
var procPidInfo ProcPidInfoFunc
purego.RegisterLibFunc(&procPidInfo, lib, ProcPidInfoSym)
var ti ProcTaskInfo
procPidInfo(pid, PROC_PIDTASKINFO, 0, uintptr(unsafe.Pointer(&ti)), int32(unsafe.Sizeof(ti)))
_, _, errno := syscall_syscall6(proc_pidinfo_trampoline_addr, uintptr(pid), PROC_PIDTASKINFO, 0, uintptr(unsafe.Pointer(&ti)), unsafe.Sizeof(ti), 0)
if errno != 0 {
return nil, errno
}
ret := &MemoryInfoStat{
RSS: uint64(ti.Resident_size),
@@ -54,3 +42,26 @@ func GetMemoryInfo(pid int32) (*MemoryInfoStat, error) {
}
return ret, nil
}
var proc_pidinfo_trampoline_addr uintptr
//go:cgo_import_dynamic proc_pidinfo proc_pidinfo "/usr/lib/libSystem.B.dylib"
// from golang.org/x/sys@v0.30.0/unix/syscall_darwin_libSystem.go
// Implemented in the runtime package (runtime/sys_darwin.go)
func syscall_syscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno)
func syscall_syscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
func syscall_syscall6X(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
func syscall_syscall9(fn, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) // 32-bit only
func syscall_rawSyscall(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno)
func syscall_rawSyscall6(fn, a1, a2, a3, a4, a5, a6 uintptr) (r1, r2 uintptr, err syscall.Errno)
func syscall_syscallPtr(fn, a1, a2, a3 uintptr) (r1, r2 uintptr, err syscall.Errno)
//go:linkname syscall_syscall syscall.syscall
//go:linkname syscall_syscall6 syscall.syscall6
//go:linkname syscall_syscall6X syscall.syscall6X
//go:linkname syscall_syscall9 syscall.syscall9
//go:linkname syscall_rawSyscall syscall.rawSyscall
//go:linkname syscall_rawSyscall6 syscall.rawSyscall6
//go:linkname syscall_syscallPtr syscall.syscallPtr