fusl/src/network/recvmsg.c

#include <sys/socket.h>
#include <limits.h>
#include "syscall.h"
#include "libc.h"

ssize_t recvmsg(int fd, struct msghdr* msg, int flags) {
  ssize_t r;
#if LONG_MAX > INT_MAX
  struct msghdr h, *orig = msg;
  if (msg) {
    h = *msg;
    h.__pad1 = h.__pad2 = 0;
    msg = &h;
  }
#endif
  r = syscall_cp(SYS_recvmsg, fd, msg, flags, 0, 0, 0);
#if LONG_MAX > INT_MAX
  if (orig)
    *orig = h;
#endif
  return r;
}