add linux dirent 64 bits

src/client/gkfs_functions.cpp

@@ -75,9 +75,15 @@ using namespace std;
  * kernel: fs/readdir.c.
  */
 struct linux_dirent {
+#ifndef __USE_FILE_OFFSET64
     unsigned long d_ino;
     unsigned long d_off;
+#else
+    uint64_t d_ino;
+    int64_t d_off;
+#endif
     unsigned short d_reclen;
+    unsigned char d_type; // Does it break dirents?
     char d_name[1];
 };
 /*
@@ -149,7 +155,6 @@ namespace gkfs::syscall {
  */
 int
 gkfs_open(const std::string& path, mode_t mode, int flags) {
-
     // metadata object filled during create or stat
     gkfs::metadata::Metadata md{};
     if(flags & O_CREAT) {
@@ -1499,7 +1504,7 @@ gkfs_getdents(unsigned int fd, struct linux_dirent* dirp, unsigned int count) {
 
         current_dirp->d_reclen = total_size;
 
-        *(reinterpret_cast<char*>(current_dirp) + total_size - 1) =
+        current_dirp->d_type =
                 ((de.type() == gkfs::filemap::FileType::regular) ? DT_REG
                                                                  : DT_DIR);