mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
synced 2025-03-23 00:00:01 +01:00
24 lines
450 B
C++
24 lines
450 B
C++
#include <sys/mman.h>
|
|
#include <unistd.h>
|
|
|
|
#include <villas/memory.hpp>
|
|
|
|
namespace villas {
|
|
|
|
bool
|
|
HostRam::free(void* addr, size_t length)
|
|
{
|
|
return munmap(addr, length) == 0;
|
|
}
|
|
|
|
|
|
void*
|
|
HostRam::allocate(size_t length, int flags)
|
|
{
|
|
const int mmap_flags = flags | MAP_PRIVATE | MAP_ANONYMOUS | MAP_32BIT;
|
|
const int mmap_protection = PROT_READ | PROT_WRITE;
|
|
|
|
return mmap(nullptr, length, mmap_protection, mmap_flags, 0, 0);
|
|
}
|
|
|
|
} // namespace villas
|