4.2.7. CA_GET_MSG

4.2.7.1. Name

CA_GET_MSG

4.2.7.2. Synopsis

int ioctl(fd, CA_GET_MSG, struct ca_msg *msg)

4.2.7.3. Arguments

fd

File descriptor returned by a previous call to open().

msg

Pointer to struct ca_msg.

4.2.7.4. Description

Receives a message via a CI CA module.

注釈

Please notice that, on most drivers, this is done by reading from the /dev/adapter?/ca? device node.

4.2.7.5. Return Value

On success 0 is returned.

On error -1 is returned, and the errno variable is set appropriately.

Generic error codes are described at the Generic Error Codes chapter.