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李通洲
19 lines
590 B
C
19 lines
590 B
C
#include "memory.h"
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#include "common/sysctl.h"
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#include <sys/param.h>
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#include <uvm/uvm_extern.h>
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const char* ffDetectMemory(FFMemoryResult* ram) {
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struct uvmexp buf;
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size_t length = sizeof(buf);
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if (sysctl((int[]) { CTL_VM, VM_UVMEXP }, 2, &buf, &length, NULL, 0) < 0) {
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return "sysctl(CTL_VM, VM_UVMEXP) failed";
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}
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ram->bytesTotal = (uint64_t) buf.npages * instance.state.platform.sysinfo.pageSize;
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ram->bytesUsed = ((uint64_t) buf.active + (uint64_t) buf.inactive + (uint64_t) buf.wired) * instance.state.platform.sysinfo.pageSize;
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return NULL;
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}
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