30 lines
472 B
C
30 lines
472 B
C
#include "syslib.h"
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#include <unistd.h>
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#include <string.h>
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int
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vm_memctl(endpoint_t ep, int req, void** addr, size_t *len)
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{
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message m;
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int r;
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memset(&m, 0, sizeof(m));
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m.VM_RS_CTL_ENDPT = ep;
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m.VM_RS_CTL_REQ = req;
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m.VM_RS_CTL_ADDR = addr ? *addr : 0;
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m.VM_RS_CTL_LEN = len ? *len : 0;
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r = _taskcall(VM_PROC_NR, VM_RS_MEMCTL, &m);
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if(r != OK) {
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return r;
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}
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if(addr) {
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*addr = m.VM_RS_CTL_ADDR;
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}
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if(len) {
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*len = m.VM_RS_CTL_LEN;
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}
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return OK;
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}
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