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uart: bunch of small changes to make C api work

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Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
This commit is contained in:
Brendan Le Foll
2015-05-22 14:06:05 +01:00
committed by Thomas Ingleby
parent b02f8b4d50
commit 19cad5cf24
3 changed files with 14 additions and 52 deletions
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12
api/mraa/uart.h
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@@ -76,18 +76,6 @@ mraa_result_t mraa_uart_set_timeout(mraa_uart_context dev, int read, int write,
*/
char* mraa_uart_get_dev_path(mraa_uart_context dev);
/**
* Open the TTY device associated with a UART context, and set up the
* terminal modes and baud rate. The TTY is setup for a 'raw'
* mode. 81N, no echo or special character handling, such as flow
* control or line editing semantics.
*
* @param dev uart context
* @param baud desired baud rate
* @return mraa_result_t
*/
mraa_result_t mraa_uart_open_dev(mraa_uart_context dev, unsigned int baud);
/**
* Destroy a mraa_uart_context
*

46
api/mraa/uart.hpp
View File

@@ -58,8 +58,7 @@ class Uart
*/
~Uart()
{
stopDevice();
return;
mraa_uart_stop(m_uart);
}
/**
@@ -75,57 +74,30 @@ class Uart
return ret_val;
}
/**
* Open the TTY device associated with a UART context, and set up the
* terminal modes and baud rate. The TTY is setup for a 'raw'
* mode. 81N, no echo or special character handling, such as flow
* control or line editing semantics.
*
* @param baud desired baud rate
* @return mraa_result_t
*/
mraa_result_t
openDevice(unsigned int baud)
{
return mraa_uart_open_dev(m_uart, baud);
}
/**
* Close a device previously opened with mraa_uart_open_dev().
*
* @param dev uart context
* @return mraa_result_t
*/
mraa_result_t
stopDevice()
{
return mraa_uart_stop(m_uart);
}
/**
* Read bytes from the device into a buffer
*
* @param buf buffer pointer
* @param len maximum size of buffer
* @param data buffer pointer
* @param length maximum size of buffer
* @return the number of bytes read, or -1 if an error occurred
*/
int
read(char* buf, size_t len)
read(char* data, int length)
{
return mraa_uart_read(m_uart, buf, len);
return mraa_uart_read(m_uart, data, length);
}
/**
* Write bytes in buffer to a device
*
* @param buf buffer pointer
* @param len maximum size of buffer
* @param data buffer pointer
* @param length maximum size of buffer
* @return the number of bytes written, or -1 if an error occurred
*/
int
write(char* buf, size_t len)
write(char* data, int length)
{
return mraa_uart_write(m_uart, buf, len);
return mraa_uart_write(m_uart, data, length);
}
/**