rtm-t-stream.cpp File Reference

#include <stdio.h>
#include <unistd.h>
#include <errno.h>
#include <stdlib.h>
#include <sys/eventfd.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <fcntl.h>
#include "local.h"
#include "rtm-t_ioctl.h"
#include "RTM_T_Device.h"
#include "rtm-t-stream.h"
#include <poll.h>

Go to the source code of this file.

Classes
struct	STREAM

Macros
#define	DBG(args...)
#define	LIKELY(x)   (x)
#define	UNLIKELY(x)   (x)
#define	SBDN   RTM_T_Device::MAXBUF
#define	TEST_NULLPTR(ptr)   do{if UNLIKELY(!ptr){fprintf(stderr, "NULL pointer error");return -1;}}while(0)
#define	ERROR_START(errorcode, message)
#define	CHECK(i)   (pfds[i].revents & POLLIN)
#define	CHECK_STOP   CHECK(0)
#define	CHECK_FD   CHECK(1)

Typedefs
typedef struct STREAM *	STREAM_P

Functions
EXPORT int	RtmStreamStart (void **handle, const int devnum, const int NBUFS, int *const maxlen)
EXPORT int	RtmStreamStop (void *handle)
EXPORT int	RtmStreamClose (void *handle)
EXPORT int	RtmStreamGetBuffer (void *handle, void *const buf, const int buflen)

Detailed Description

D-TACQ PCIe RTM_T stream access. Continuous streaming using PCIe and buffers

Definition in file rtm-t-stream.cpp.

Macro Definition Documentation

CHECK

#define CHECK

(

i

)

(pfds[i].revents & POLLIN)

Definition at line 75 of file rtm-t-stream.cpp.

CHECK_FD

#define CHECK_FD   CHECK(1)

Definition at line 77 of file rtm-t-stream.cpp.

CHECK_STOP

#define CHECK_STOP   CHECK(0)

Definition at line 76 of file rtm-t-stream.cpp.

DBG

#define DBG

(

args...

)

Definition at line 44 of file rtm-t-stream.cpp.

ERROR_START

#define ERROR_START	(		errorcode,
			message
	)

Value:

    do{\
    perror(message " error");\
    if (stream && stream->dev)\
        delete stream->dev;\
    if (stream)\
        free(stream);\
    return errorcode;\
}while(0)

Definition at line 65 of file rtm-t-stream.cpp.

LIKELY

#define LIKELY

(

x

)

(x)

Definition at line 50 of file rtm-t-stream.cpp.

SBDN

#define SBDN   RTM_T_Device::MAXBUF

Definition at line 54 of file rtm-t-stream.cpp.

TEST_NULLPTR

#define TEST_NULLPTR

(

ptr

)

do{if UNLIKELY(!ptr){fprintf(stderr, "NULL pointer error");return -1;}}while(0)

Definition at line 64 of file rtm-t-stream.cpp.

UNLIKELY

#define UNLIKELY

(

x

)

(x)

Definition at line 51 of file rtm-t-stream.cpp.

Typedef Documentation

STREAM_P

typedef struct STREAM * STREAM_P

Function Documentation

RtmStreamClose()

EXPORT int RtmStreamClose

(

void *

handle

)

Definition at line 171 of file rtm-t-stream.cpp.

RtmStreamGetBuffer()

EXPORT int RtmStreamGetBuffer	(	void *	handle,
		void *const	buf,
		const int	buflen
	)

Definition at line 181 of file rtm-t-stream.cpp.

RtmStreamStart()

EXPORT int RtmStreamStart	(	void **	handle,
		const int	devnum,
		const int	NBUFS,
		int *const	maxlen
	)

Definition at line 137 of file rtm-t-stream.cpp.

RtmStreamStop()

EXPORT int RtmStreamStop

(

void *

handle

)

Definition at line 162 of file rtm-t-stream.cpp.