From: Stephen Warren swarren@nvidia.com
This hooks into the generic "file exists" support added in an earlier patch, and provides an implementation for the sandbox test environment.
Signed-off-by: Stephen Warren swarren@nvidia.com Acked-by: Simon Glass sjg@chromium.org --- v3: * Remove "sb exists" command; it's part of "test" now. * Invert return value of exists(), per change to previous patch. v2: No change. --- fs/fs.c | 2 +- fs/sandbox/sandboxfs.c | 8 ++++++++ include/sandboxfs.h | 1 + 3 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/fs/fs.c b/fs/fs.c index 653e597c3cc9..81ff1959fae5 100644 --- a/fs/fs.c +++ b/fs/fs.c @@ -106,7 +106,7 @@ 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 dd028da8e32b..85079788c990 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 8ea8cb7e2e62..a51ad13044e1 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);