ladybird/LibC/mman.cpp
Andreas Kling 3a0a8848fb Make syscall invocations look pleasant.
Old: Syscall::invoke(Syscall::SC_foo, (dword)arg1, (dword)arg2)
New: syscall(SC_foo, arg1, arg2)
2018-12-21 03:02:06 +01:00

28 lines
643 B
C++

#include <mman.h>
#include <errno.h>
#include <stdio.h>
#include <Kernel/Syscall.h>
extern "C" {
void* mmap(void* addr, size_t size, int prot, int flags, int fd, off_t offset)
{
Syscall::SC_mmap_params params { (dword)addr, size, prot, flags, fd, offset };
int rc = syscall(SC_mmap, &params);
__RETURN_WITH_ERRNO(rc, (void*)rc, (void*)-1);
}
int munmap(void* addr, size_t size)
{
int rc = syscall(SC_munmap, addr, size);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
int set_mmap_name(void* addr, size_t size, const char* name)
{
int rc = syscall(SC_set_mmap_name, addr, size, name);
__RETURN_WITH_ERRNO(rc, rc, -1);
}
}