C++ (Cpp) l3FileGetSingleBuf Examples

Example #1

File: rsDataObjGet.c Project: DICE-UNC/iRODS-FUSE-Mod

int
l3DataGetSingleBuf (rsComm_t *rsComm, int l1descInx,
bytesBuf_t *dataObjOutBBuf, portalOprOut_t **portalOprOut)
{
    int status = 0;
    int bytesRead;
    openedDataObjInp_t dataObjCloseInp;
    dataObjInfo_t *dataObjInfo;

    /* just malloc an empty portalOprOut */

    *portalOprOut = (portalOprOut_t*)malloc (sizeof (portalOprOut_t));
    memset (*portalOprOut, 0, sizeof (portalOprOut_t));

    dataObjInfo = L1desc[l1descInx].dataObjInfo;

    if (dataObjInfo->dataSize > 0) { 
        dataObjOutBBuf->buf = malloc (dataObjInfo->dataSize);
        bytesRead = l3FileGetSingleBuf (rsComm, l1descInx, dataObjOutBBuf);
    } else {
	bytesRead = 0;
    }

#if 0   /* tested in _rsFileGet. don't need to go it again */
    if (bytesRead != dataObjInfo->dataSize) {
	free (dataObjOutBBuf->buf);
	memset (dataObjOutBBuf, 0, sizeof (bytesBuf_t));
	if (bytesRead >= 0) { 
            rodsLog (LOG_NOTICE,
              "l3DataGetSingleBuf:Bytes toread %d don't match read %d",
              dataObjInfo->dataSize, bytesRead);
            bytesRead = SYS_COPY_LEN_ERR - errno;
	}
    }
#endif

    memset (&dataObjCloseInp, 0, sizeof (dataObjCloseInp));
    dataObjCloseInp.l1descInx = l1descInx;
    status = rsDataObjClose (rsComm, &dataObjCloseInp);
    if (status < 0) {
        rodsLog (LOG_NOTICE,
          "l3DataGetSingleBuf: rsDataObjClose of %d error, status = %d",
            l1descInx, status);
    }

    if (bytesRead < 0)
        return (bytesRead);
    else
	return status;
}

Example #2

File: rsDataObjGet.cpp Project: cchapati/irods

int
l3DataGetSingleBuf( rsComm_t *rsComm, int l1descInx,
                    bytesBuf_t *dataObjOutBBuf, portalOprOut_t **portalOprOut ) {
    int status = 0;
    int bytesRead;
    openedDataObjInp_t dataObjCloseInp;
    dataObjInfo_t *dataObjInfo;

    /* just malloc an empty portalOprOut */

    *portalOprOut = ( portalOprOut_t* )malloc( sizeof( portalOprOut_t ) );
    memset( *portalOprOut, 0, sizeof( portalOprOut_t ) );

    dataObjInfo = L1desc[l1descInx].dataObjInfo;

    if ( dataObjInfo->dataSize > 0 ) {
        dataObjOutBBuf->buf = malloc( dataObjInfo->dataSize );
        bytesRead = l3FileGetSingleBuf( rsComm, l1descInx, dataObjOutBBuf );
    }
    else {
        bytesRead = 0;
    }

    memset( &dataObjCloseInp, 0, sizeof( dataObjCloseInp ) );
    dataObjCloseInp.l1descInx = l1descInx;
    status = rsDataObjClose( rsComm, &dataObjCloseInp );
    if ( status < 0 ) {
        rodsLog( LOG_NOTICE,
                 "l3DataGetSingleBuf: rsDataObjClose of %d error, status = %d",
                 l1descInx, status );
    }

    if ( bytesRead < 0 ) {
        return bytesRead;
    }
    else {
        return status;
    }
}