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#ifndef REFPROP_LIB_H
#define REFPROP_LIB_H
// The idea here is to have a common header for Windows
// and Linux systems. The Windows branch should cover the
// functions provided by the .dll and the Linux part covers
// the compiled .so file. Name changes caused by gfortran
// are respected and should be accounted for.
// Get the platform identifiers, some overlap with "PlatformDetermination.h" from CoolProp's main repo
// See also http://stackoverflow.com/questions/5919996/how-to-detect-reliably-mac-os-x-ios-linux-windows-in-c-preprocessor
#if defined(_WIN32) || defined(__WIN32__) || defined(_WIN64) || defined(__WIN64__)
# define __RPISWINDOWS__
#elif defined(__APPLE__)
# define __RPISAPPLE__
#elif defined(__linux) || defined(__unix) || defined(__posix)
# define __RPISLINUX__
#elif defined(__powerpc__)
# define __RPISPOWERPC__
#else
# pragma error
#endif
// Define compiler specific calling conventions
// for the shared library.
#if defined(__RPISWINDOWS__)
# define RPCALLCONV __stdcall
#else
# define RPCALLCONV
#endif
#if defined(__cplusplus)
// Function prototypes that are implemented below when REFPROP_IMPLEMENTATION macro is defined
// before this header is included. REFPROP_IMPLEMENTATION shall be implemented in ONLY ONE
// compilation unit
#include <string>
bool load_REFPROP(std::string &err, const std::string &shared_library_path = "", const std::string &shared_library_name = "");
bool unload_REFPROP(std::string &err);
std::size_t REFPROP_address();
#endif
// ******************************************
// ******************************************
// Headers (platform specific and otherwise)
// ******************************************
// ******************************************
#ifdef REFPROP_IMPLEMENTATION
#ifndef __cplusplus
#error REFPROP_IMPLEMENTATION can only be used in C++
#endif
#if defined(__powerpc__)
#include <cstring>
#elif defined(__RPISLINUX__) || defined(__RPISAPPLE__)
#include <cstring>
#include <dlfcn.h>
#elif defined(__RPISWINDOWS__)
#if defined(_MSC_VER)
#ifndef _CRT_SECURE_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS
#endif
#endif
#ifndef NOMINMAX
#define NOMINMAX
#include <windows.h>
#undef NOMINMAX
#else
#include <windows.h>
#endif
#if defined(_MSC_VER)
#undef _CRT_SECURE_NO_WARNINGS
#endif
#else
#pragma error
#endif
#include <sstream>
#include <string>
#include <algorithm>
#endif
/* See http://stackoverflow.com/a/148610
* See http://stackoverflow.com/questions/147267/easy-way-to-use-variables-of-enum-types-as-string-in-c#202511
* This will be used to generate function names, pointers, etc. below
*/
#define LIST_OF_REFPROP_FUNCTION_NAMES \
X(ABFL1dll) \
X(ABFL2dll) \
X(ABFLSHdll) \
X(AGdll) \
X(ALLPROPS0dll) \
X(ALLPROPS1dll) \
X(ALLPROPS20dll) \
X(ALLPROPSdll) \
X(B12dll) \
X(BLCRVdll) \
X(CCRITdll) \
X(CHEMPOTdll) \
X(CP0dll) \
X(CRITPdll) \
X(CRTPNTdll) \
X(CSATKdll) \
X(CSTARdll) \
X(CV2PKdll) \
X(CVCPKdll) \
X(CVCPdll) \
X(DBDTdll) \
X(DBFL1dll) \
X(DBFL2dll) \
X(DDDPdll) \
X(DDDTdll) \
X(DEFL1dll) \
X(DEFLSHdll) \
X(DERVPVTdll) \
X(DHD1dll) \
X(DHFL1dll) \
X(DHFLSHdll) \
X(DIELECdll) \
X(DLSATKdll) \
X(DPDD2dll) \
X(DPDDdll) \
X(DPDTdll) \
X(DPTSATKdll) \
X(DQFL2dll) \
X(DSD1dll) \
X(DSFL1dll) \
X(DSFLSHdll) \
X(DVSATKdll) \
X(ENTHALdll) \
X(ENTROdll) \
X(ERRMSGdll) \
X(ESFLSHdll) \
X(EXCESSdll) \
X(FGCTY2dll) \
X(FGCTYdll) \
X(FLAGSdll) \
X(FPVdll) \
X(FUGCOFdll) \
X(GERG04dll) \
X(GERG08dll) \
X(GETENUMdll) \
X(GETFIJdll) \
X(GETKTVdll) \
X(GETMODdll) \
X(GETREFDIRdll) \
X(GIBBSdll) \
X(HEATFRMdll) \
X(HEATdll) \
X(HMXORDERdll) \
X(HSFL1dll) \
X(HSFLSHdll) \
X(IDCRVdll) \
X(INFOdll) \
X(JICRVdll) \
X(JTCRVdll) \
X(LIMITKdll) \
X(LIMITSdll) \
X(LIMITXdll) \
X(LIQSPNDLdll) \
X(MASSFLUXdll) \
X(MAXPdll) \
X(MAXTdll) \
X(MELTKdll) \
X(MELTPdll) \
X(MELTTdll) \
X(MLTH2Odll) \
X(NAMEdll) \
X(PASSCMNdll) \
X(PDFL1dll) \
X(PDFLSHdll) \
X(PEFL1dll) \
X(PEFLSHdll) \
X(PHFL1dll) \
X(PHFLSHdll) \
X(PHI0dll) \
X(PHIDERVdll) \
X(PHIHMXdll) \
X(PHIKdll) \
X(PHIMIXdll) \
X(PHIXdll) \
X(PQFLSHdll) \
X(PREOSdll) \
X(PRESSdll) \
X(PSATKdll) \
X(PSFL1dll) \
X(PSFLSHdll) \
X(PUREFLDdll) \
X(QMASSdll) \
X(QMOLEdll) \
X(RDXHMXdll) \
X(REDXdll) \
X(REFPROP1dll) \
X(REFPROP2dll) \
X(REFPROPdll) \
X(RESIDUALdll) \
X(RIEMdll) \
X(RMIX2dll) \
X(RPVersion) \
X(SATDdll) \
X(SATESTdll) \
X(SATEdll) \
X(SATGUESSdll) \
X(SATGVdll) \
X(SATHdll) \
X(SATPESTdll) \
X(SATPdll) \
X(SATSPLNdll) \
X(SATSdll) \
X(SATTESTdll) \
X(SATTPdll) \
X(SATTdll) \
X(SETAGAdll) \
X(SETFLUIDSdll) \
X(SETKTVdll) \
X(SETMIXTUREdll) \
X(SETMIXdll) \
X(SETMODdll) \
X(SETNCdll) \
X(SETPATHdll) \
X(SETREFDIRdll) \
X(SETREFdll) \
X(SETUPdll) \
X(SPLNROOTdll) \
X(SPLNVALdll) \
X(STNdll) \
X(SUBLPdll) \
X(SUBLTdll) \
X(SURFTdll) \
X(SURTENdll) \
X(TDFLSHdll) \
X(TEFL1dll) \
X(TEFLSHdll) \
X(THERM0dll) \
X(THERM2dll) \
X(THERM3dll) \
X(THERMdll) \
X(THFL1dll) \
X(THFLSHdll) \
X(TPFL2dll) \
X(TPFLSHdll) \
X(TPRHOPRdll) \
X(TPRHOdll) \
X(TQFLSHdll) \
X(TRNPRPdll) \
X(TSATDdll) \
X(TSATPdll) \
X(TSFL1dll) \
X(TSFLSHdll) \
X(UNSETAGAdll) \
X(VAPSPNDLdll) \
X(VIRBAdll) \
X(VIRBCDdll) \
X(VIRBdll) \
X(VIRCAdll) \
X(VIRCdll) \
X(WMOLIdll) \
X(WMOLdll) \
X(XMASSdll) \
X(XMOLEdll)
// By default the functions are defined to be static and not visible to other compilation units
// You could for instance set this macro to "" which would make the symbols available
#ifndef REFPROP_FUNCTION_MODIFIER
#define REFPROP_FUNCTION_MODIFIER static
#endif
// define new macros for function names
// http://stackoverflow.com/questions/195975/how-to-make-a-char-string-from-a-c-macros-value
#define STR_VALUE(arg) #arg
#define FUNCTION_NAME(name) STR_VALUE(name)
#define STRINGIFY(name) STR_VALUE(name)
// In C++, references are done using double &, and in C, using double *
// C++ can use C-style references or pointers
// C can only use pointers
#if !defined(__cplusplus) || defined(REFPROP_CSTYLE_REFERENCES)
// For C compilation, must do double *, int * since C doesn't understand double &, SIZE_T &
#define DOUBLE_REF double *
#define INT_REF int *
#else
#define DOUBLE_REF double &
#define INT_REF int &
#endif
// We must determine the size of std::size_t because that is the variable type that should be used to define the string lengths
// See also https://software.intel.com/en-us/articles/passing-character-string-in-intel-64-mixed-fortranc-project
#if !defined(__cplusplus)
#if !defined(SIZE_T_TYPE)
#error The preprocessor macro SIZE_T_TYPE must be defined and give the unsigned integer variable type that is the same size (in bytes) as std::size_t
#endif
#define RP_SIZE_T SIZE_T_TYPE
#else
#include <cstdio>
#define RP_SIZE_T std::size_t
#endif
// Some string length constants for REFPROP...
const static RP_SIZE_T refpropcharlength = 255;
const static RP_SIZE_T filepathlength = 255;
const static RP_SIZE_T lengthofreference = 3;
const static RP_SIZE_T errormessagelength = 255;
const static RP_SIZE_T ncmax = 20;
const static RP_SIZE_T numparams = 72;
const static RP_SIZE_T maxcoefs = 50;
const static RP_SIZE_T componentstringlength = 10000; // Length of component_string (see PASS_FTN.for from REFPROP)
const static RP_SIZE_T versionstringlength = 1000;
#ifdef REFPROP_LIB_NAMESPACE
namespace REFPROP_LIB_NAMESPACE {
#endif
#ifdef __cplusplus
extern "C" {
#endif
// For C calling conventions, replaced all "double &" with "double *", and "int &" with "int *"
#define ABFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,char *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define ABFL2dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,INT_REF,char *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define ABFLSHdll_ARGS char *,DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define AGdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF
#define ALLPROPS0dll_ARGS INT_REF,int *,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define ALLPROPS1dll_ARGS char *,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define ALLPROPS20dll_ARGS char *,INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,char *,int *,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define ALLPROPSdll_ARGS char *,INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,char *,int *,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define B12dll_ARGS DOUBLE_REF,double *,DOUBLE_REF
#define BLCRVdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define CCRITdll_ARGS DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define CHEMPOTdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define CP0dll_ARGS DOUBLE_REF,double *,DOUBLE_REF
#define CRITPdll_ARGS double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define CRTPNTdll_ARGS double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define CSATKdll_ARGS INT_REF,DOUBLE_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define CSTARdll_ARGS DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define CV2PKdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define CVCPKdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define CVCPdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF
#define DBDTdll_ARGS DOUBLE_REF,double *,DOUBLE_REF
#define DBFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,char *,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define DBFL2dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,char *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define DDDPdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define DDDTdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define DEFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define DEFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define DERVPVTdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define DHD1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define DHFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define DHFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define DIELECdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define DLSATKdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define DPDD2dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define DPDDdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define DPDTdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define DPTSATKdll_ARGS INT_REF,DOUBLE_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define DQFL2dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define DSD1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define DSFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define DSFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define DVSATKdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define ENTHALdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define ENTROdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define ERRMSGdll_ARGS INT_REF,char *,RP_SIZE_T
#define ESFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define EXCESSdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define FGCTY2dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define FGCTYdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,double *
#define FLAGSdll_ARGS char *,INT_REF,INT_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define FPVdll_ARGS DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define FUGCOFdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define GERG04dll_ARGS INT_REF,INT_REF,INT_REF,char *,RP_SIZE_T
#define GERG08dll_ARGS INT_REF,INT_REF,INT_REF,char *,RP_SIZE_T
#define GETENUMdll_ARGS INT_REF,char *,INT_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define GETFIJdll_ARGS char *,double *,char *,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define GETKTVdll_ARGS INT_REF,INT_REF,char *,double *,char *,char *,char *,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define GETMODdll_ARGS INT_REF,char *,char *,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define GETREFDIRdll_ARGS char *,RP_SIZE_T
#define GIBBSdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF
#define HEATFRMdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define HEATdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define HMXORDERdll_ARGS INT_REF,INT_REF,char *,char *,INT_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define HSFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define HSFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define IDCRVdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define INFOdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define JICRVdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define JTCRVdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define LIMITKdll_ARGS char *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define LIMITSdll_ARGS char *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,RP_SIZE_T
#define LIMITXdll_ARGS char *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define LIQSPNDLdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define MASSFLUXdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define MAXPdll_ARGS double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define MAXTdll_ARGS double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define MELTKdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define MELTPdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define MELTTdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define MLTH2Odll_ARGS DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define NAMEdll_ARGS INT_REF,char *,char *,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define PASSCMNdll_ARGS char *,INT_REF,INT_REF,INT_REF,char *,INT_REF,DOUBLE_REF,double *,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define PDFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PDFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PEFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PEFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PHFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PHFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PHI0dll_ARGS INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define PHIDERVdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,double *,INT_REF,char *,RP_SIZE_T
#define PHIHMXdll_ARGS INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define PHIKdll_ARGS INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define PHIMIXdll_ARGS INT_REF,INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define PHIXdll_ARGS INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define PQFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PREOSdll_ARGS INT_REF
#define PRESSdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define PSATKdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PSFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PSFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define PUREFLDdll_ARGS INT_REF
#define QMASSdll_ARGS DOUBLE_REF,double *,double *,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define QMOLEdll_ARGS DOUBLE_REF,double *,double *,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define RDXHMXdll_ARGS INT_REF,INT_REF,INT_REF,double *,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define REDXdll_ARGS double *,DOUBLE_REF,DOUBLE_REF
#define REFPROP1dll_ARGS char *,char *,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define REFPROP2dll_ARGS char *,char *,char *,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define REFPROPdll_ARGS char *,char *,char *,INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,char *,INT_REF,double *,double *,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define RESIDUALdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define RIEMdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF
#define RMIX2dll_ARGS double *,DOUBLE_REF
#define RPVersion_ARGS char *,RP_SIZE_T
#define SATDdll_ARGS DOUBLE_REF,double *,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define SATESTdll_ARGS INT_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,double *,INT_REF,char *,RP_SIZE_T
#define SATEdll_ARGS DOUBLE_REF,double *,INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SATGUESSdll_ARGS INT_REF,INT_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,INT_REF,char *,RP_SIZE_T
#define SATGVdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define SATHdll_ARGS DOUBLE_REF,double *,INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SATPESTdll_ARGS DOUBLE_REF,double *,INT_REF,DOUBLE_REF,double *,INT_REF,char *,RP_SIZE_T
#define SATPdll_ARGS DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define SATSPLNdll_ARGS double *,INT_REF,char *,RP_SIZE_T
#define SATSdll_ARGS DOUBLE_REF,double *,INT_REF,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SATTESTdll_ARGS DOUBLE_REF,double *,INT_REF,DOUBLE_REF,double *,INT_REF,char *,RP_SIZE_T
#define SATTPdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SATTdll_ARGS DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,INT_REF,char *,RP_SIZE_T
#define SETAGAdll_ARGS INT_REF,char *,RP_SIZE_T
#define SETFLUIDSdll_ARGS char *,INT_REF,RP_SIZE_T
#define SETKTVdll_ARGS INT_REF,INT_REF,char *,double *,char *,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define SETMIXTUREdll_ARGS char *,double *,INT_REF,RP_SIZE_T
#define SETMIXdll_ARGS char *,char *,char *,INT_REF,char *,double *,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define SETMODdll_ARGS INT_REF,char *,char *,char *,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define SETNCdll_ARGS INT_REF
#define SETPATHdll_ARGS char *,RP_SIZE_T
#define SETREFDIRdll_ARGS char *,RP_SIZE_T
#define SETREFdll_ARGS char *,INT_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T,RP_SIZE_T
#define SETUPdll_ARGS INT_REF,char *,char *,char *,INT_REF,char *,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T,RP_SIZE_T
#define SPLNROOTdll_ARGS INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SPLNVALdll_ARGS INT_REF,INT_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define STNdll_ARGS DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SUBLPdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SUBLTdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SURFTdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define SURTENdll_ARGS DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TDFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TEFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TEFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define THERM0dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define THERM2dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define THERM3dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define THERMdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define THFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define THFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TPFL2dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TPFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TPRHOPRdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF
#define TPRHOdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,INT_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TQFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TRNPRPdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TSATDdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TSATPdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TSFL1dll_ARGS DOUBLE_REF,DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define TSFLSHdll_ARGS DOUBLE_REF,DOUBLE_REF,double *,INT_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,double *,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define UNSETAGAdll_ARGS
#define VAPSPNDLdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,INT_REF,char *,RP_SIZE_T
#define VIRBAdll_ARGS DOUBLE_REF,double *,DOUBLE_REF
#define VIRBCD12dll_ARGS DOUBLE_REF,double *,INT_REF,double *,double *,double *,double *
#define VIRBCDdll_ARGS DOUBLE_REF,double *,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF,DOUBLE_REF
#define VIRBdll_ARGS DOUBLE_REF,double *,DOUBLE_REF
#define VIRCAdll_ARGS DOUBLE_REF,double *,DOUBLE_REF
#define VIRCdll_ARGS DOUBLE_REF,double *,DOUBLE_REF
#define VIRTAUdll_ARGS DOUBLE_REF,double *,INT_REF,double *,double *,double *,double *,INT_REF,char *,RP_SIZE_T
#define WMOLIdll_ARGS INT_REF,DOUBLE_REF
#define WMOLdll_ARGS double *,DOUBLE_REF
#define XMASSdll_ARGS double *,double *,DOUBLE_REF
#define XMOLEdll_ARGS double *,double *,DOUBLE_REF
#if !defined(REFPROP_ONLY_MACROS)
#if !defined(REFPROP_PROTOTYPES)
// ***MAGIC WARNING**!! X Macros in use
// See http://stackoverflow.com/a/148610
// See http://stackoverflow.com/questions/147267/easy-way-to-use-variables-of-enum-types-as-string-in-c#202511
// Further information here:
// http://www.gershnik.com/tips/cpp.asp
// Define type names for each function
// Each will look something like: typedef void (RPCALLCONV ACTVYdll_TYPE)(ACTVYdll_ARGS);
//
// The ## are needed to escape the _ character in the variable names
//
#define X(name) typedef void (RPCALLCONV name ## _TYPE)(name ## _ARGS);
LIST_OF_REFPROP_FUNCTION_NAMES
#undef X
// Define explicit function pointers for each function
// Each will look something like: typedef RPVersion_TYPE * RPVersion_POINTER;
//
// The ## are needed to escape the _ character in the variable names
//
#define X(name) typedef name ## _TYPE * name ## _POINTER;
LIST_OF_REFPROP_FUNCTION_NAMES
#undef X
// Define functions as pointers
// Each will look something like: SETPATHdll_POINTER SETPATHdll;
//
#ifdef REFPROP_IMPLEMENTATION
// Here we want to define them to be used in this file only
// since we are adding all the accessor functions
// Defined as static (by default, but see above) to ensure they are only in this file
#define X(name) REFPROP_FUNCTION_MODIFIER name ## _POINTER name;
LIST_OF_REFPROP_FUNCTION_NAMES
#undef X
#else
// Otherwise, for other files adding the header, define the pointers to be extern,
// so they can see the pointers in a read-only fashion
#define X(name) extern name ## _POINTER name;
LIST_OF_REFPROP_FUNCTION_NAMES
#undef X
#endif
#else
// Otherwise this header becomes just a set of prototypes for the functions
// defining the input parameters
//
// The ## are needed to escape the _ character in the macro name in the intermediate expansion
//
#define X(name) extern void name(name ## _ARGS);
LIST_OF_REFPROP_FUNCTION_NAMES
#undef X
#endif
#endif // (REFPROP_ONLY_MACROS)
#ifdef __cplusplus
} // extern "C"
#endif // __cplusplus
//******************************************************************************
//******************************************************************************
//********************* REFPROP IMPLEMENTATION *******************************
//******************************************************************************
//******************************************************************************
// Define this preprocessor flag to also define the function prototypes and connect function pointers
// N.B. Define this macro in only one location
// N.B. This is C++-only, though with some work it could be made C compatible
#ifdef REFPROP_IMPLEMENTATION
#if defined(__powerpc__)
static void *RefpropdllInstance=NULL;
#elif defined(__RPISLINUX__) || defined(__RPISAPPLE__)
static void *RefpropdllInstance=NULL;
#elif defined(__RPISWINDOWS__)
static HINSTANCE RefpropdllInstance=NULL;
#else
#pragma error
#endif
// Define the default library names
const static std::string shared_lib_WIN64 = "REFPRP64.dll";
const static std::string shared_lib_WIN32 = "REFPROP.dll";
const static std::string shared_lib_LINUX = "librefprop.so";
const static std::string shared_lib_APPLE = "librefprop.dylib";
static std::string RPVersion_loaded = "";
static std::string RPPath_loaded = "";
enum DLLNameManglingStyle{ NO_NAME_MANGLING = 0, LOWERCASE_NAME_MANGLING, LOWERCASE_AND_UNDERSCORE_NAME_MANGLING };
const std::string& get_shared_lib()
{
#if defined(__RPISWINDOWS__)
if (sizeof(void*) == 8) { // Assume 64bit
return shared_lib_WIN64;
} else {
return shared_lib_WIN32;
}
#elif defined(__RPISLINUX__)
return shared_lib_LINUX;
#elif defined(__RPISAPPLE__)
return shared_lib_APPLE;
#endif
}
inline std::string RPlower(std::string str)
{
std::transform(str.begin(), str.end(), str.begin(), ::tolower);
return str;
}
void *getFunctionPointer(const char *name, DLLNameManglingStyle mangling_style = NO_NAME_MANGLING)
{
std::string function_name;
switch(mangling_style)
{
case NO_NAME_MANGLING:
function_name = name; break;
case LOWERCASE_NAME_MANGLING:
function_name = RPlower(name); break;
case LOWERCASE_AND_UNDERSCORE_NAME_MANGLING:
function_name = RPlower(name) + "_"; break;
}
#if defined(__RPISWINDOWS__)
return (void *) GetProcAddress(RefpropdllInstance, function_name.c_str());
#elif defined(__RPISLINUX__)
return dlsym(RefpropdllInstance, function_name.c_str());
#elif defined(__RPISAPPLE__)
return dlsym(RefpropdllInstance, function_name.c_str());
#else
return NULL;
#endif
}
/**
* @brief Set the function pointers in the DLL/SO
*/
bool setFunctionPointers(std::string &err)
{
if (RefpropdllInstance==NULL)
{
err = "REFPROP is not loaded, make sure you call this function after loading the library using load_REFPROP.";
return false;
}
/* First determine the type of name mangling in use.
* A) RPVersion -> RPVersion
* B) RPVersion -> rpversion
* C) RPVersion -> rpversion_
*/
DLLNameManglingStyle mangling_style = NO_NAME_MANGLING; // defaults to no mangling
SETUPdll = (SETUPdll_POINTER) getFunctionPointer("SETUPdll"); // try NO_NAME_MANGLING
if (SETUPdll == NULL)
{
SETUPdll = (SETUPdll_POINTER) getFunctionPointer("setupdll"); // try LOWERCASE_NAME_MANGLING
if (SETUPdll == NULL)
{
SETUPdll = (SETUPdll_POINTER) getFunctionPointer("setupdll_"); // try LOWERCASE_AND_UNDERSCORE_NAME_MANGLING
if (SETUPdll == NULL)
{
err = "Could not load the symbol SETUPdll or any of its mangled forms; REFPROP shared library broken.";
return false;
} else {
mangling_style = LOWERCASE_AND_UNDERSCORE_NAME_MANGLING;
}
} else {
mangling_style = LOWERCASE_NAME_MANGLING;
}
} else {
mangling_style = NO_NAME_MANGLING;
}
/* Set the pointers, platform independent
*
* Example: RPVersion = (RPVersion_POINTER) getFunctionPointer(STRINGIFY(RPVersion));
*
* ***MAGIC WARNING**!! X Macros in use
* See http://stackoverflow.com/a/148610
* See http://stackoverflow.com/questions/147267/easy-way-to-use-variables-of-enum-types-as-string-in-c#202511
*/
#define X(name) name = (name ## _POINTER) getFunctionPointer(STRINGIFY(name), mangling_style);
LIST_OF_REFPROP_FUNCTION_NAMES
#undef X
return true;
}
// See http://stackoverflow.com/questions/874134/find-if-string-ends-with-another-string-in-c
inline bool RP_ends_with(const std::string & value, const std::string & ending) {
if (value.empty()) return false;
if (ending.empty()) return false;
if (ending.size() > value.size()) return false;
return std::equal(ending.rbegin(), ending.rend(), value.rbegin());
}
std::string RP_join_path(const std::string &one, const std::string &two) {
std::string result;
std::string separator;
#if defined(__RPISWINDOWS__)
separator = "\\";
#elif defined(__RPISLINUX__)
separator = "/";
#elif defined(__RPISAPPLE__)
separator = "/";
#endif
if (!RP_ends_with(one, separator) && !one.empty()) {
result = one + separator;
} else {
result = one;
}
result.append(two);
return result;
}
bool load_REFPROP(std::string &err, const std::string &shared_library_path, const std::string &shared_library_name)
{
// If REFPROP is not loaded
if (RefpropdllInstance == NULL)
{
// Load it
std::string msg;
std::string shared_lib;
if (shared_library_name.empty())
{
shared_lib = get_shared_lib();
} else {
shared_lib = shared_library_name;
}
#if defined(__RPISWINDOWS__)
// Load the DLL
TCHAR refpropdllstring[_MAX_PATH];
strcpy((char*)refpropdllstring, RP_join_path(shared_library_path, shared_lib).c_str());
RefpropdllInstance = LoadLibrary(refpropdllstring);
// Error handling
if (RefpropdllInstance == NULL)
{
std::stringstream msg_stream;
msg_stream << GetLastError(); // returns error
msg = msg_stream.str();
} else {
TCHAR dllPath[_MAX_PATH];
HMODULE hModule;
hModule = GetModuleHandle(refpropdllstring);
GetModuleFileName(hModule, dllPath, _MAX_PATH);
#ifndef UNICODE
msg = dllPath;
#else
std::wstring wStr = t;
msg = std::string(wStr.begin(), wStr.end());
#endif
RPPath_loaded = msg;
}
#elif ( defined(__RPISLINUX__) || defined(__RPISAPPLE__) )
// Load library
RefpropdllInstance = dlopen (RP_join_path(shared_library_path, shared_lib).c_str(), RTLD_NOW);
// Error handling
if (RefpropdllInstance == NULL)
{
const char *errstr = dlerror();
if (errstr != NULL)
{
msg = errstr;
}
} else {
RPPath_loaded = RP_join_path(shared_library_path, shared_lib);
}
#else
RefpropdllInstance = NULL;
RPPath_loaded = "";
msg = "Something is wrong with the platform definition, you should not end up here.";
#endif
if (RefpropdllInstance == NULL)
{
err = "Could not load REFPROP (" + shared_lib + ") due to: " + msg + ". ";
err.append("Make sure the library is in your system search path. ");
err.append("In case you run 64bit Windows and you have a REFPROP license, try installing the 64bit DLL from NIST. ");
return false;
}
if (setFunctionPointers(err) != true)
{
err = "There was an error setting the REFPROP function pointers, check types and names in header file.";
return false;
}
char rpv[versionstringlength] = { '\0' };
RPVersion(rpv, versionstringlength);
RPVersion_loaded = rpv;
return true;
}
return true;
}
bool unload_REFPROP(std::string &err)
{
// If REFPROP is loaded
if (RefpropdllInstance != NULL) {
#if defined(__RPISWINDOWS__)
std::stringstream msg_stream;
if (!FreeLibrary(RefpropdllInstance))
{
msg_stream << GetLastError(); // returns error
err = msg_stream.str();
return false;
}
#elif (defined(__RPISLINUX__) || defined(__RPISAPPLE__))
if (dlclose(RefpropdllInstance) != 0)
{
const char* errstr = dlerror();
if (errstr != NULL)
{
err = errstr;
}
return false;
}
#else
err = "Something is wrong with the platform definition, you should not end up here.";
return false;
#endif
RefpropdllInstance = NULL;
RPVersion_loaded.clear();
RPPath_loaded.clear();
}
return true;
}
/// The address of the REFPROP instance
std::size_t REFPROP_address() {
return reinterpret_cast<std::size_t>(RefpropdllInstance);
}
#endif // REFPROP_IMPLEMENTATION
#ifdef REFPROP_LIB_NAMESPACE
}; /* namespace REFPROP_LIB_NAMESPACE */
#endif
#endif // REFPROP_LIB_H