Coarse grained memory allocation, in C++.
#include <cstdio>
#include <cstring>
static int allocate_mem(unsigned long size_in_bytes, unsigned long flags,
void **virt_addr)
{
int r;
if ((r =
L4Re::Env::env()->mem_alloc()->alloc(size_in_bytes, d, flags)))
return r;
*virt_addr = 0;
return r;
return 0;
}
static int free_mem(void *virt_addr)
{
int r;
return r;
return 0;
}
int main(void)
{
void *virt;
return 1;
printf("Allocated memory.\n");
printf("Touched memory.\n");
if (free_mem(virt))
return 2;
printf("Freed and done. Bye.\n");
return 0;
}