static void yas_work_func(struct work_struct *work) { struct yas_data acc[1]; struct yas_state *st = container_of((struct delayed_work *)work, struct yas_state, work); uint32_t time_before, time_after; int32_t delay; int ret, i; time_before = jiffies_to_msecs(jiffies); mutex_lock(&st->lock); ret = st->acc.measure(acc, 1); if (ret == 1) { for (i = 0; i < 3; i++) st->accel_data[i] = acc[0].xyz.v[i] - st->calib_bias[i]; } mutex_unlock(&st->lock); IIF("%s: acc(x, y, z) = (%d, %d, %d)\n", __func__, st->accel_data[0] , st->accel_data[1], st->accel_data[2]); if (ret == 1) irq_work_queue(&st->iio_irq_work); time_after = jiffies_to_msecs(jiffies); delay = MSEC_PER_SEC / st->sampling_frequency - (time_after - time_before); if (delay <= 0) delay = 1; schedule_delayed_work(&st->work, msecs_to_jiffies(delay)); }
/*! \param Func */ xbShort xbExpn::ProcessFunction( char * Func ) { /* 1 - pop function from stack 2 - verify function name and get no of parms needed 3 - verify no of parms >= remainder of stack 4 - pop parms off stack 5 - execute function 6 - push result back on stack */ char *buf = 0; xbExpNode *p1, *p2, *p3, *WorkNode, *FuncNode; xbShort ParmsNeeded,len; char ptype = 0; /* process type s=string, l=logical, d=double */ xbDouble DoubResult = 0; xbLong IntResult = 0; FuncNode = (xbExpNode *) Pop(); ParmsNeeded = GetFuncInfo( Func, 1 ); if( ParmsNeeded == -1 ) { return XB_INVALID_FUNCTION; } else { ParmsNeeded = 0; if( FuncNode->Sibling1 ) ParmsNeeded++; if( FuncNode->Sibling2 ) ParmsNeeded++; if( FuncNode->Sibling3 ) ParmsNeeded++; } if( ParmsNeeded > GetStackDepth()) return XB_INSUFFICIENT_PARMS; p1 = p2 = p3 = NULL; if( ParmsNeeded > 2 ) p3 = (xbExpNode *) Pop(); if( ParmsNeeded > 1 ) p2 = (xbExpNode *) Pop(); if( ParmsNeeded > 0 ) p1 = (xbExpNode *) Pop(); memset( WorkBuf, 0x00, WorkBufMaxLen+1); if( strncmp( Func, "ABS", 3 ) == 0 ) { ptype = 'd'; DoubResult = ABS( GetDoub( p1 )); } else if( strncmp( Func, "ASC", 3 ) == 0 ) { ptype = 'd'; DoubResult = ASC( p1->StringResult ); } else if( strncmp( Func, "AT", 2 ) == 0 ) { ptype = 'd'; DoubResult = AT( p1->StringResult, p2->StringResult ); } else if( strncmp( Func, "CDOW", 4 ) == 0 ) { ptype = 's'; buf = CDOW( p1->StringResult ); } else if( strncmp( Func, "CHR", 3 ) == 0 ) { ptype = 's'; buf = CHR( GetInt( p1 )); } else if( strncmp( Func, "CMONTH", 6 ) == 0 ) { ptype = 's'; buf = CMONTH( p1->StringResult ); } else if( strncmp( Func, "CTOD", 4 ) == 0 ) { ptype = 's'; buf = CTOD( p1->StringResult ); } else if( strncmp( Func, "DATE", 4 ) == 0 ) { ptype = 's'; buf = DATE(); } else if( strncmp( Func, "DAY", 3 ) == 0 ) { ptype = 'd'; DoubResult = DAY( p1->StringResult ); } else if( strncmp( Func, "DESCEND", 7 ) == 0 && p1->ExpressionType == 'C' ) { ptype = 's'; buf = DESCEND( p1->StringResult.c_str() ); } else if( strncmp( Func, "DESCEND", 7 ) == 0 && p1->ExpressionType == 'N' ) { ptype = 'd'; DoubResult = DESCEND( GetDoub( p1 )); } else if( strncmp( Func, "DESCEND", 7 ) == 0 && p1->ExpressionType == 'D' ) { xbDate d( p1->StringResult ); ptype = 'd'; DoubResult = DESCEND( d ); } else if( strncmp( Func, "DOW", 3 ) == 0 ) { ptype = 'd'; DoubResult = DOW( p1->StringResult ); } else if( strncmp( Func, "DTOC", 4 ) == 0 ) { ptype = 's'; buf = DTOC( p1->StringResult ); } else if( strncmp( Func, "DTOS", 4 ) == 0 ) { ptype = 's'; buf = DTOS( p1->StringResult ); } else if( strncmp( Func, "EXP", 3 ) == 0 ) { ptype = 'd'; DoubResult = EXP( GetDoub( p1 )); } else if( strncmp( Func, "IIF", 3 ) == 0 ){ ptype = 's'; buf = IIF( p1->IntResult, p2->StringResult, p3->StringResult ); } else if( strncmp( Func, "INT", 3 ) == 0 ) { ptype = 'd'; DoubResult = INT( GetDoub( p1 )); } else if( strncmp( Func, "ISALPHA", 7 ) == 0 ) { ptype = 'l'; IntResult = ISALPHA( p1->StringResult ); } else if( strncmp( Func, "ISLOWER", 7 ) == 0 ) { ptype = 'l'; IntResult = ISLOWER( p1->StringResult ); } else if( strncmp( Func, "ISUPPER", 7 ) == 0 ) { ptype = 'l'; IntResult = ISUPPER( p1->StringResult ); } else if( strncmp( Func, "LEN", 3 ) == 0 ) { ptype = 'd'; DoubResult = LEN( p1->StringResult ); } else if( strncmp( Func, "LEFT", 4 ) == 0 ) { ptype = 's'; buf = LEFT( p1->StringResult, INT( p2->DoubResult )); } else if( strncmp( Func, "LTRIM", 5 ) == 0 ) { ptype = 's'; buf = LTRIM( p1->StringResult ); } else if( strncmp( Func, "LOG", 3 ) == 0 ) { ptype = 'd'; DoubResult = LOG( GetDoub( p1 )); } else if( strncmp( Func, "LOWER", 5 ) == 0 ) { ptype = 's'; buf = LOWER( p1->StringResult ); } else if( strncmp( Func, "MAX", 3 ) == 0 ) { ptype = 'd'; DoubResult = MAX( GetDoub( p1 ), GetDoub( p2 )); } else if( strncmp( Func, "MIN", 3 ) == 0 ) { ptype = 'd'; DoubResult = MIN( GetDoub( p1 ), GetDoub( p2 )); } else if( strncmp( Func, "MONTH", 5 ) == 0 ) { ptype = 'd'; DoubResult = MONTH( p1->StringResult ); } else if( strncmp( Func, "RECNO", 5 ) == 0 ) { ptype = 'd'; DoubResult = RECNO( FuncNode->dbf ); } else if( strncmp( Func, "REPLICATE", 9 ) == 0 ) { ptype = 's'; buf = REPLICATE( p1->StringResult, GetInt( p2 )); } else if( strncmp( Func, "RIGHT", 5 ) == 0 ) { ptype = 's'; buf = RIGHT( p1->StringResult, GetInt( p2 )); } else if( strncmp( Func, "RTRIM", 5 ) == 0 ) { ptype = 's'; buf = RTRIM( p1->StringResult ); } else if( strncmp( Func, "SPACE", 5 ) == 0 ) { ptype = 's'; buf = SPACE( INT( GetDoub( p1 ))); } else if( strncmp( Func, "SQRT", 4 ) == 0 ) { ptype = 'd'; DoubResult = SQRT( GetDoub( p1 )); } else if( strncmp( Func, "STRZERO", 7 ) == 0 && ParmsNeeded == 1 ) { ptype = 's'; buf = STRZERO( p1->StringResult ); } else if( strncmp( Func, "STRZERO", 7 ) == 0 && ParmsNeeded == 2 ) { ptype = 's'; buf = STRZERO( p1->StringResult, GetInt( p2 )); } else if( strncmp( Func, "STRZERO", 7 ) == 0 && ParmsNeeded == 3 ) { ptype = 's'; buf = STRZERO( p1->StringResult, GetInt( p2 ), GetInt( p3 )); } else if( strncmp( Func, "STR", 3 ) == 0 && p3 ) { ptype = 's'; if(p1->ExpressionType == 'N') buf = STR( p1->DoubResult, GetInt( p2 ), GetInt( p3 )); else buf = STR( p1->StringResult, GetInt( p2 ), GetInt( p3 )); } else if( strncmp( Func, "STR", 3 ) == 0 && p2 ) { ptype = 's'; buf = STR( p1->StringResult, GetInt( p2 )); } else if( strncmp( Func, "STR", 3 ) == 0 && p1 ) { ptype = 's'; buf = STR( p1->StringResult ); } else if( strncmp( Func, "SUBSTR", 6 ) == 0 ) { ptype = 's'; buf = SUBSTR( p1->StringResult, GetInt( p2 ), GetInt( p3 )); } else if( strncmp( Func, "TRIM", 4 ) == 0 ) { ptype = 's'; buf = TRIM( p1->StringResult ); } else if( strncmp( Func, "UPPER", 5 ) == 0 ) { ptype = 's'; buf = UPPER( p1->StringResult ); } else if( strncmp( Func, "VAL", 3 ) == 0 ) { ptype = 'd'; DoubResult = VAL( p1->StringResult ); } else if( strncmp( Func, "YEAR", 4 ) == 0 ) { ptype = 'd'; DoubResult = YEAR( p1->StringResult ); } if( p1 && !p1->InTree ) delete p1; if( p2 && !p2->InTree ) delete p2; if( p3 && !p3->InTree ) delete p3; if( !FuncNode->InTree ) delete FuncNode; if( buf ){ len = strlen( buf ); WorkNode = new xbExpNode; if( !WorkNode ) return XB_NO_MEMORY; WorkNode->ResultLen = len + 1; } else { len = 0; WorkNode = new xbExpNode; if( !WorkNode ) return XB_NO_MEMORY; WorkNode->ResultLen = 0; } switch( ptype ){ case 's': /* string or char result */ WorkNode->DataLen = len; WorkNode->ExpressionType = 'C'; WorkNode->Type = 's'; WorkNode->StringResult = buf; break; case 'd': /* numeric result */ WorkNode->DataLen = 0; WorkNode->ExpressionType = 'N'; WorkNode->Type = 'd'; WorkNode->DoubResult = DoubResult; break; case 'l': /* logical result */ WorkNode->DataLen = 0; WorkNode->ExpressionType = 'L'; WorkNode->Type = 'l'; WorkNode->IntResult = IntResult; break; default: std::cout << "\nInternal error. " << ptype; break; } Push(WorkNode); return XB_NO_ERROR; }