diff options
| author | Meco Man <[email protected]> | 2023-02-05 18:35:33 -0500 |
|---|---|---|
| committer | Man, Jianting (Meco) <[email protected]> | 2023-02-07 21:43:57 -0500 |
| commit | f58d3c5200d5a51a39503c5311422e2fb99d3d20 (patch) | |
| tree | cab3ae78ea13bfb649e5087c138bf9a951746a4b /src/device.c | |
| parent | 890c1c9264e425f20c2925de4095fb46ca4e74aa (diff) | |
rt_device_write/read return data type as rt_ssize_t
rt_ssize_t can give negative error code, which follows the unix style correctly
Diffstat (limited to 'src/device.c')
| -rw-r--r-- | src/device.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/device.c b/src/device.c index beba062952..9665788c77 100644 --- a/src/device.c +++ b/src/device.c @@ -311,7 +311,7 @@ RTM_EXPORT(rt_device_close); * * @note the unit of size/pos is a block for block device. */ -rt_size_t rt_device_read(rt_device_t dev, +rt_ssize_t rt_device_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size) @@ -354,7 +354,7 @@ RTM_EXPORT(rt_device_read); * * @note the unit of size/pos is a block for block device. */ -rt_size_t rt_device_write(rt_device_t dev, +rt_ssize_t rt_device_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size) |