22 lines
599 B
C++
22 lines
599 B
C++
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#include "Pledge.h"
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#include "memory/MemoryManager.h"
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#include "sys/Syscall.h"
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#include "thread/Scheduler.h"
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#include <bits/memstat.h>
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Result<u64> sys_memstat(Registers*, SyscallArgs args)
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{
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auto* current = Scheduler::current();
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TRY(check_pledge(current, Promise::p_stdio));
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struct membuf buf;
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buf.mem_total = MemoryManager::total();
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buf.mem_used = MemoryManager::used();
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buf.mem_free = MemoryManager::free();
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buf.mem_reserved = MemoryManager::reserved();
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if (!MemoryManager::copy_to_user_typed((struct membuf*)args[0], &buf)) return err(EFAULT);
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return 0;
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}
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