uart.c File Reference

UART sample. More...

#include <stdio.h>
#include <string.h>
#include "sol-mainloop.h"
#include "sol-uart.h"
#include "sol-util.h"
#include "sol-str-slice.h"
#include "soletta.h"

Macros
#define	FEED_SIZE   (512)
#define	MAX_PACKETS   (100)

Functions
static ssize_t	consumer_read_available (void *data, struct sol_uart *uart, const struct sol_buffer *buf)
	[uart write] More...
static void	producer_data_written (void *data, struct sol_uart *uart, struct sol_blob *blob, int status)
	[uart write completed] More...
static bool	producer_make_data (void *data)
static bool	send_blob (struct sol_blob *blob)
	[uart write completed] More...
static void	shutdown (void)
	[uart configure] More...
	SOL_MAIN_DEFAULT (startup, shutdown)
static void	startup (void)
	[uart read] More...

Variables
static struct sol_uart *	consumer
static struct sol_blob *	pending_blob
static struct sol_uart *	producer
static struct sol_timeout *	producer_timeout

Detailed Description

UART sample.

This sample simulates an UART producer and consumer. In order to run this sample, you will need to cross connect two uart cables. This means the TX from one cable must be connect to the RX of the another cable and vice-versa.

Macro Definition Documentation

#define FEED_SIZE   (512)

Examples:

/src/samples/common/uart.c.

Referenced by startup().

#define MAX_PACKETS   (100)

Examples:

/src/samples/common/uart.c.

Referenced by producer_make_data().

Function Documentation

static ssize_t consumer_read_available ( void *  data, struct sol_uart *  uart, const struct sol_buffer *  buf  )

static

[uart write]

[uart read]

Examples:

/src/samples/common/uart.c.

References consumer, sol_str_slice::data, sol_str_slice::len, sol_buffer_get_slice(), sol_quit(), SOL_STR_SLICE_PRINT, sol_str_slice_str_contains(), and sol_uart_close().

Referenced by startup().

static void producer_data_written ( void *  data, struct sol_uart *  uart, struct sol_blob *  blob, int  status  )

static

[uart write completed]

Examples:

/src/samples/common/uart.c.

References send_blob(), sol_quit(), sol_str_slice_from_blob(), SOL_STR_SLICE_PRINT, and sol_util_strerrora.

Referenced by startup().

static bool producer_make_data ( void *  data )

static

Examples:

/src/samples/common/uart.c.

References MAX_PACKETS, producer_timeout, send_blob(), sol_blob_new(), SOL_BLOB_TYPE_DEFAULT, sol_buffer_append_slice(), SOL_BUFFER_INIT_EMPTY, sol_buffer_steal(), sol_quit(), sol_str_slice_from_blob(), sol_str_slice_from_str(), SOL_STR_SLICE_PRINT, sol_util_strerrora, and sol_util_uuid_gen().

Referenced by startup().

static bool send_blob ( struct sol_blob *  blob )

static

[uart write completed]

[uart write]

Examples:

/src/samples/common/uart.c.

References producer, sol_blob_unref(), sol_str_slice_from_blob(), SOL_STR_SLICE_PRINT, sol_uart_feed(), and sol_util_strerrora.

Referenced by producer_data_written(), and producer_make_data().

static void shutdown ( void  )

static

[uart configure]

References consumer, producer, producer_timeout, sol_blob_unref(), sol_timeout_del(), and sol_uart_close().

SOL_MAIN_DEFAULT	(	startup	,
		shutdown
	)

static void startup ( void  )

static

[uart read]

[uart configure]

References sol_uart_config::api_version, consumer, consumer_read_available(), FEED_SIZE, producer, producer_data_written(), producer_make_data(), producer_timeout, sol_argc(), sol_argv(), sol_quit(), SOL_SET_API_VERSION, sol_timeout_add(), SOL_UART_BAUD_RATE_9600, SOL_UART_CONFIG_API_VERSION, SOL_UART_DATA_BITS_8, sol_uart_open(), SOL_UART_PARITY_NONE, and SOL_UART_STOP_BITS_ONE.

Variable Documentation

struct sol_uart* consumer

static

Examples:

/src/samples/common/uart.c.

Referenced by consumer_read_available(), shutdown(), and startup().

struct sol_blob* pending_blob

static

Examples:

/src/samples/common/uart.c.

struct sol_uart* producer

static

Examples:

/src/samples/common/uart.c.

Referenced by send_blob(), shutdown(), and startup().

struct sol_timeout* producer_timeout

static

Examples:

/src/samples/common/uart.c.

Referenced by producer_make_data(), shutdown(), and startup().