extmod,unix: For uos.stat interpret st_size member as an unsigned int.

This prevents large files (eg larger than 2gb on a 32-bit arch) from
showing up as having a negative size.  Fixes issue #3227.
crypto-aes
Damien George 6 years ago
parent b16a755a0b
commit 4c736ea8fc

@ -243,7 +243,7 @@ STATIC mp_obj_t fat_vfs_stat(mp_obj_t vfs_in, mp_obj_t path_in) {
t->items[3] = MP_OBJ_NEW_SMALL_INT(0); // st_nlink
t->items[4] = MP_OBJ_NEW_SMALL_INT(0); // st_uid
t->items[5] = MP_OBJ_NEW_SMALL_INT(0); // st_gid
t->items[6] = MP_OBJ_NEW_SMALL_INT(fno.fsize); // st_size
t->items[6] = mp_obj_new_int_from_uint(fno.fsize); // st_size
t->items[7] = MP_OBJ_NEW_SMALL_INT(seconds); // st_atime
t->items[8] = MP_OBJ_NEW_SMALL_INT(seconds); // st_mtime
t->items[9] = MP_OBJ_NEW_SMALL_INT(seconds); // st_ctime

@ -58,7 +58,7 @@ STATIC mp_obj_t mod_os_stat(mp_obj_t path_in) {
t->items[3] = MP_OBJ_NEW_SMALL_INT(sb.st_nlink);
t->items[4] = MP_OBJ_NEW_SMALL_INT(sb.st_uid);
t->items[5] = MP_OBJ_NEW_SMALL_INT(sb.st_gid);
t->items[6] = MP_OBJ_NEW_SMALL_INT(sb.st_size);
t->items[6] = mp_obj_new_int_from_uint(sb.st_size);
t->items[7] = MP_OBJ_NEW_SMALL_INT(sb.st_atime);
t->items[8] = MP_OBJ_NEW_SMALL_INT(sb.st_mtime);
t->items[9] = MP_OBJ_NEW_SMALL_INT(sb.st_ctime);

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