fsfw/serviceinterface/ServiceInterfaceStream.h

49 lines
1.4 KiB
C++

#ifndef FRAMEWORK_SERVICEINTERFACE_SERVICEINTERFACESTREAM_H_
#define FRAMEWORK_SERVICEINTERFACE_SERVICEINTERFACESTREAM_H_
#include <framework/serviceinterface/ServiceInterfaceBuffer.h>
#include <iostream>
#include <cstdio>
// Unfortunately, there must be a forward declaration of the log front end
// (MUST be defined in main), to let the system know where to write to.
namespace sif {
extern std::ostream debug;
extern std::ostream info;
extern std::ostream warning;
extern std::ostream error;
}
class ServiceInterfaceStream :
public std::ostream {
protected:
ServiceInterfaceBuffer buf;
public:
/**
* This constructor is used by specifying the preamble message.
* Optionally, the output can be directed to stderr and a CR character
* can be prepended to the preamble.
* @param set_message
* @param errStream
* @param addCrToPreamble
* @param port
*/
ServiceInterfaceStream(std::string setMessage,
bool errStream = false, bool addCrToPreamble = false,
uint16_t port = 1234);
//! An inactive stream will not print anything.
void setActive( bool );
/**
* This can be used to retrieve the preamble in case it should be printed in
* the unbuffered mode.
* @return Preamle consisting of log message and timestamp.
*/
std::string getPreamble();
};
#endif /* FRAMEWORK_SERVICEINTERFACE_SERVICEINTERFACESTREAM_H_ */