diff options
| -rw-r--r-- | fs/fs.c | 2 | ||||
| -rw-r--r-- | fs/sandbox/sandboxfs.c | 8 | ||||
| -rw-r--r-- | include/sandboxfs.h | 1 |
3 files changed, 10 insertions, 1 deletions
@@ -114,7 +114,7 @@ static struct fstype_info fstypes[] = { .probe = sandbox_fs_set_blk_dev, .close = sandbox_fs_close, .ls = sandbox_fs_ls, - .exists = fs_exists_unsupported, + .exists = sandbox_fs_exists, .read = fs_read_sandbox, .write = fs_write_sandbox, }, diff --git a/fs/sandbox/sandboxfs.c b/fs/sandbox/sandboxfs.c index dd028da..8507978 100644 --- a/fs/sandbox/sandboxfs.c +++ b/fs/sandbox/sandboxfs.c @@ -72,6 +72,14 @@ int sandbox_fs_ls(const char *dirname) return 0; } +int sandbox_fs_exists(const char *filename) +{ + ssize_t sz; + + sz = os_get_filesize(filename); + return sz >= 0; +} + void sandbox_fs_close(void) { } diff --git a/include/sandboxfs.h b/include/sandboxfs.h index 8ea8cb7..a51ad13 100644 --- a/include/sandboxfs.h +++ b/include/sandboxfs.h @@ -25,6 +25,7 @@ long sandbox_fs_read_at(const char *filename, unsigned long pos, void sandbox_fs_close(void); int sandbox_fs_ls(const char *dirname); +int sandbox_fs_exists(const char *filename); int fs_read_sandbox(const char *filename, void *buf, int offset, int len); int fs_write_sandbox(const char *filename, void *buf, int offset, int len); |