4.2.7. CA_GET_MSG Name

CA_GET_MSG Synopsis

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

File descriptor returned by a previous call to open().
Pointer to struct ca_msg.
struct ca_msg
struct ca_msg
type name description
unsigned int index  
unsigned int type  
unsigned int length  
unsigned char msg[256] Description


This ioctl is undocumented. Documentation is welcome. Return Value

On success 0 is returned, on error -1 and the errno variable is set appropriately. The generic error codes are described at the Generic Error Codes chapter.