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Memory (OpenBSD): fix detection of used memory size

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Fix #1331
This commit is contained in:
李通洲
2024-10-11 14:14:51 +08:00
parent e2474d1238
commit ded38efb1a
1 changed files with 7 additions and 10 deletions
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src/detection/memory/memory_obsd.c
+7 -10
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@@ -1,20 +1,17 @@
#include "memory.h"
#include "common/sysctl.h"
#include <sys/vmmeter.h>
#include <sys/param.h>
const char* ffDetectMemory(FFMemoryResult* ram)
{
size_t length = sizeof(ram->bytesTotal);
if (sysctl((int[]){ CTL_HW, HW_PHYSMEM }, 2, &ram->bytesTotal, &length, NULL, 0) < 0)
return "Failed to read hw.physmem";
struct uvmexp buf;
size_t length = sizeof(buf);
if (sysctl((int[]){ CTL_VM, VM_UVMEXP }, 2, &buf, &length, NULL, 0) < 0)
return "sysctl(CTL_VM, VM_UVMEXP) failed";
struct vmtotal vmtotal;
length = sizeof(vmtotal);
if (sysctl((int[]) {CTL_VM, VM_METER}, 2, &vmtotal, &length, NULL, 0) < 0)
return "sysctl(VM_METER) failed";
ram->bytesUsed = ram->bytesTotal - vmtotal.t_free * instance.state.platform.sysinfo.pageSize;
ram->bytesTotal = (uint64_t) buf.npages * instance.state.platform.sysinfo.pageSize;
ram->bytesUsed = ram->bytesTotal - (uint64_t) buf.free * instance.state.platform.sysinfo.pageSize;
return NULL;
}