Mirrors_Framework/rt-thread
1
0
Fork 0
mirror of https://github.com/RT-Thread/rt-thread.git synced 2026-03-26 17:00:00 +08:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

rt_device_write/read return data type as rt_ssize_t

Browse Source 
rt_ssize_t can give negative error code, which follows the unix style correctly
This commit is contained in:
Meco Man
2023-02-05 18:35:33 -05:00
committed by Man, Jianting (Meco)
parent 890c1c9264
commit f58d3c5200
308 changed files with 671 additions and 685 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
bsp/sam7x/drivers/sd.c
View File

@@ -451,7 +451,7 @@ static rt_err_t rt_sdcard_close(rt_device_t dev)
return RT_EOK;
}
static rt_size_t rt_sdcard_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size)
static rt_ssize_t rt_sdcard_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size)
{
rt_uint8_t count;
@@ -500,7 +500,7 @@ static rt_size_t rt_sdcard_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_
return size / 512;
}
static rt_size_t rt_sdcard_write (rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size)
static rt_ssize_t rt_sdcard_write (rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size)
{
rt_uint8_t count;

4
bsp/sam7x/drivers/serial.c
View File

@@ -218,7 +218,7 @@ static rt_err_t rt_serial_close(rt_device_t dev)
return RT_EOK;
}
static rt_size_t rt_serial_read (rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size)
static rt_ssize_t rt_serial_read (rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size)
{
rt_uint8_t* ptr;
struct rt_at91serial *serial = (struct rt_at91serial*)dev;
@@ -287,7 +287,7 @@ static rt_size_t rt_serial_read (rt_device_t dev, rt_off_t pos, void* buffer, rt
return 0;
}
static rt_size_t rt_serial_write (rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size)
static rt_ssize_t rt_serial_write (rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size)
{
rt_uint8_t* ptr;
struct rt_at91serial *serial = (struct rt_at91serial*)dev;