Log read / write control. More...

Detailed Description

Log read / write control.

The log interface provides start/stop control of data logging/playback. A log device either writes data from one or more devices to a file, or it reads logged data from a file and plays it back as if it were being produced live by one or more devices.

#define	PLAYER_LOG_REQ_SET_WRITE_STATE 1
	Request/reply subtype: set write state.

#define	PLAYER_LOG_REQ_SET_READ_STATE 2
	Request/reply subtype: set read state.

#define	PLAYER_LOG_REQ_GET_STATE 3
	Request/reply subtype: get state.

#define	PLAYER_LOG_REQ_SET_READ_REWIND 4
	Request/reply subtype: rewind.

#define	PLAYER_LOG_REQ_SET_FILENAME 5
	Request/reply subtype: set filename to write.

#define	PLAYER_LOG_TYPE_READ 1
	Types of log device: read.

#define	PLAYER_LOG_TYPE_WRITE 2
	Types of log device: write.

typedef struct player_log_set_write_state	player_log_set_write_state_t
	Request/reply: Set write state. More...

typedef struct player_log_set_read_state	player_log_set_read_state_t
	Request/reply: Set playback state. More...

typedef struct player_log_get_state	player_log_get_state_t
	Request/reply: Rewind playback. More...

typedef struct player_log_set_filename	player_log_set_filename_t
	Request/reply: Set filename. More...

Typedef Documentation

◆ player_log_get_state_t

typedef struct player_log_get_state player_log_get_state_t

Request/reply: Rewind playback.

To rewind log playback to beginning of logfile, send a PLAYER_LOG_REQ_SET_READ_REWIND request. Does not affect playback state (i.e., whether it is started or stopped. Null response. Request/reply: Get state.

To find out whether logging/playback is enabled or disabled, send a null PLAYER_LOG_REQ_GET_STATE request.

◆ player_log_set_filename_t

typedef struct player_log_set_filename player_log_set_filename_t

Request/reply: Set filename.

To set the name of the file to write to when logging, send a PLAYER_LOG_REQ_SET_FILENAME request. Null response.

◆ player_log_set_read_state_t

typedef struct player_log_set_read_state player_log_set_read_state_t

Request/reply: Set playback state.

To start or stop data playback, send a PLAYER_LOG_REQ_SET_READ_STATE request. Null response.

◆ player_log_set_write_state_t

typedef struct player_log_set_write_state player_log_set_write_state_t

Request/reply: Set write state.

To start or stop data logging, send a PLAYER_LOG_REQ_SET_WRITE_STATE request. Null response.