updated directory functions, not fully working and untested yet

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@300 a1c6a512-1295-4272-9138-f99709370657

uisimulator/win32/file-win32.c

@@ -17,7 +17,8 @@
  *
  ****************************************************************************/
 
-#include <windows.h>
+#include <io.h>
+#include <malloc.h>
 #include "file-win32.h"
 #include "file.h"
 
@@ -30,11 +31,36 @@ DIR *opendir (
               char *dirname // directory name
               )
 {
-    DIR *p = (DIR*)malloc(sizeof(DIR));
-    if (_findfirst (dirname, &p) == -1)
+    DIR                 *p = (DIR*)malloc(sizeof(DIR));
+    struct _finddata_t  fd;
+    if ((p->handle = _findfirst (dirname, &fd)) == -1)
     {
         free (p);
         return NULL;
     }
     return p;
+}
+
+// closedir
+// close directory
+int closedir (
+              DIR *dir // previously opened dir search
+              )
+{
+    free(dir);
+    return 0;
+}
+
+// read dir
+// read next entry in directory
+dirent *readdir (
+                 DIR *dir
+                 )
+{
+    struct _finddata_t fd;
+    if (_findnext (dir->handle, &fd) == -1)
+        return NULL;
+    memcpy (dir->fd.d_name, fd.name, 256);
+    dir->fd.d_reclen = sizeof (dirent);
+    return &dir->fd;
 }

uisimulator/win32/file-win32.h

@@ -22,13 +22,21 @@
 
 #include <io.h>
 
-typedef _finddata_t DIR;
-
-struct dirent
+struct direnttag
 {
-    long            __d_reserved[4];
-    unsigned short  d_ino; /* Just for compatibility, it's junk */
-    char            d_name[256];		/* FIXME: use NAME_MAX? */
+    long            d_ino; /* inode number */
+    long            d_off; /* offset to the next dirent */
+    unsigned short  d_reclen;/* length of this record */
+    unsigned char   d_type; /* type of file */
+    char            d_name[256]; /* filename */
 };
+typedef struct direnttag dirent;
+
+struct DIRtag
+{
+    dirent          fd;
+    intptr_t        handle;
+};
+typedef struct DIRtag DIR;
 
 #endif // #ifndef __FILE_WIN32_H__