mailbox.c File Reference

---

Detailed Description

Mailbox functionality.

Definition in file mailbox.c.

Go to the source code of this file.

Functions
uint8_t *	ec_slave_mbox_prepare_send (const ec_slave_t *slave, ec_datagram_t *datagram, uint8_t type, size_t size)
	Prepares a mailbox-send datagram.
int	ec_slave_mbox_prepare_check (const ec_slave_t *slave, ec_datagram_t *datagram)
	Prepares a datagram for checking the mailbox state.
int	ec_slave_mbox_check (const ec_datagram_t *datagram)
	Processes a mailbox state checking datagram.
int	ec_slave_mbox_prepare_fetch (const ec_slave_t *slave, ec_datagram_t *datagram)
	Prepares a datagram to fetch mailbox data.
uint8_t *	ec_slave_mbox_fetch (const ec_slave_t *slave, ec_datagram_t *datagram, uint8_t type, size_t *size)
	Processes received mailbox data.
uint8_t *	ec_slave_mbox_simple_io (const ec_slave_t *slave, ec_datagram_t *datagram, size_t *size)
	Sends a mailbox datagram and waits for its reception.
uint8_t *	ec_slave_mbox_simple_receive (const ec_slave_t *slave, ec_datagram_t *datagram, uint8_t type, size_t *size)
	Waits for the reception of a mailbox datagram.

---

Function Documentation

uint8_t* ec_slave_mbox_prepare_send (  const ec_slave_t *  slave, ec_datagram_t *  datagram, uint8_t  type, size_t  size )

Prepares a mailbox-send datagram. Returns: pointer to mailbox datagram data Parameters: slave  slave datagram  datagram type  mailbox protocol size  size of the data Definition at line 55 of file mailbox.c.

int ec_slave_mbox_prepare_check (  const ec_slave_t *  slave, ec_datagram_t *  datagram )

Prepares a datagram for checking the mailbox state. Returns: 0 in case of success, else < 0 Parameters: slave  slave datagram  datagram Definition at line 95 of file mailbox.c.

int ec_slave_mbox_check (  const ec_datagram_t *  datagram  )

Processes a mailbox state checking datagram. Returns: 0 in case of success, else < 0 Parameters: datagram  datagram Definition at line 113 of file mailbox.c.

int ec_slave_mbox_prepare_fetch (  const ec_slave_t *  slave, ec_datagram_t *  datagram )

Prepares a datagram to fetch mailbox data. Returns: 0 in case of success, else < 0 Parameters: slave  slave datagram  datagram Definition at line 125 of file mailbox.c.

uint8_t* ec_slave_mbox_fetch (  const ec_slave_t *  slave, ec_datagram_t *  datagram, uint8_t  type, size_t *  size )

Processes received mailbox data. Returns: pointer to the received data Parameters: slave  slave datagram  datagram type  expected mailbox protocol size  size of the received data Definition at line 142 of file mailbox.c.

uint8_t* ec_slave_mbox_simple_io (  const ec_slave_t *  slave, ec_datagram_t *  datagram, size_t *  size )

Sends a mailbox datagram and waits for its reception. Returns: pointer to the received data Parameters: slave  slave datagram  datagram size  size of the received data Definition at line 174 of file mailbox.c.

uint8_t* ec_slave_mbox_simple_receive (  const ec_slave_t *  slave, ec_datagram_t *  datagram, uint8_t  type, size_t *  size )

Waits for the reception of a mailbox datagram. Returns: pointer to the received data Parameters: slave  slave datagram  datagram type  expected protocol size  received data size Definition at line 199 of file mailbox.c.

---