PgAlloc.def.cc

/**
 * @file PgAlloc_auto_h
 * */
 
#ifndef ae2f_Sys_PgAlloc_auto_h
#define ae2f_Sys_PgAlloc_auto_h
 
#include <ae2f/Sys/PgAlloc.h>
#include <ae2f/Macro.h>
 
#if ae2f_Sys_WIN(!)0
 
 
ae2f_MAC() ae2f_SysPgAlloc_imp(
        void*       ret_mem,
        void* const prm_addr,
        const size_t    prm_req_sz
        )
{
    (ret_mem) = VirtualAlloc(
            prm_addr
            , prm_req_sz
            , MEM_COMMIT
            , PAGE_EXECUTE_READWRITE
            );
}
 
#else
 
/** @brief Allocate a memory */
ae2f_MAC() ae2f_SysPgAlloc_imp(
        void*       ret_mem,
        void* const prm_addr,
        const size_t    prm_req_sz
        )
{
    (ret_mem) = mmap(
            prm_addr
            , prm_req_sz
            , PROT_READ | PROT_WRITE
            , MAP_PRIVATE | MAP_ANONYMOUS
            , -1, 0
            );
 
    if((ret_mem) == MAP_FAILED)
    {
        (ret_mem) = NULL;
    }
}
 
ae2f_MAC() ae2f_SysPgFree_imp(
        void* const prm_mem,
        const size_t    prm_memsz
        )
{
    munmap(prm_mem, prm_memsz);
}
 
#endif
 
 
 
#endif