fmi-rs 0.3.1

#![allow(non_camel_case_types, non_snake_case, non_upper_case_globals)]

use std::{
    fmt,
    os::raw::{c_char, c_void},
};

// FMI 2.0 Basic Types
pub type fmi2Real = f64;
pub type fmi2Integer = i32;
pub type fmi2Boolean = i32;
pub type fmi2Char = c_char;
pub type fmi2String = *const c_char;
pub type fmi2Byte = u8;
pub type fmi2ValueReference = u32;
pub type fmi2FMUstate = *mut c_void;
pub type fmi2Component = *mut c_void;
pub type fmi2ComponentEnvironment = *mut c_void;

pub const fmi2True: fmi2Boolean = 1;
pub const fmi2False: fmi2Boolean = 0;

#[repr(i32)]
#[derive(PartialEq, PartialOrd, Clone, Eq, Ord, Copy)]
pub enum fmi2Status {
    Ok = 0,
    Warning = 1,
    Discard = 2,
    Error = 3,
    Fatal = 4,
    Pending = 5,
}

impl fmt::Debug for fmi2Status {
    fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
        formatter.write_str(match self {
            Self::Ok => "fmi2OK",
            Self::Warning => "fmi2Warning",
            Self::Discard => "fmi2Discard",
            Self::Error => "fmi2Error",
            Self::Fatal => "fmi2Fatal",
            Self::Pending => "fmi2Pending",
        })
    }
}

impl TryFrom<i32> for fmi2Status {
    type Error = ();

    fn try_from(value: i32) -> Result<Self, ()> {
        match value {
            0 => Ok(fmi2Status::Ok),
            1 => Ok(fmi2Status::Warning),
            2 => Ok(fmi2Status::Discard),
            3 => Ok(fmi2Status::Error),
            4 => Ok(fmi2Status::Fatal),
            5 => Ok(fmi2Status::Pending),
            _ => Err(()),
        }
    }
}

#[repr(i32)]
#[derive(PartialEq, Clone, Copy)]
pub enum fmi2Type {
    ModelExchange = 0,
    CoSimulation = 1,
}

impl fmt::Debug for fmi2Type {
    fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
        formatter.write_str(match self {
            Self::ModelExchange => "fmi2ModelExchange",
            Self::CoSimulation => "fmi2CoSimulation",
        })
    }
}

#[repr(i32)]
#[derive(PartialEq, Clone, Copy)]
pub enum fmi2DependencyKind {
    Independent = 0,
    Constant = 1,
    Fixed = 2,
    Tunable = 3,
    Discrete = 4,
    Dependent = 5,
}

impl fmt::Debug for fmi2DependencyKind {
    fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
        formatter.write_str(match self {
            Self::Independent => "fmi2Independent",
            Self::Constant => "fmi2Constant",
            Self::Fixed => "fmi2Fixed",
            Self::Tunable => "fmi2Tunable",
            Self::Discrete => "fmi2Discrete",
            Self::Dependent => "fmi2Dependent",
        })
    }
}

#[repr(i32)]
#[derive(Debug, PartialEq, Clone, Copy)]
pub enum fmi2VariableType {
    Real,
    Integer,
    Boolean,
    String,
}

#[repr(i32)]
#[derive(PartialEq, Clone, Copy)]
pub enum fmi2StatusKind {
    DoStepStatus = 0,
    PendingStatus = 1,
    LastSuccessfulTime = 2,
    Terminated = 3,
}

impl fmt::Debug for fmi2StatusKind {
    fn fmt(&self, formatter: &mut fmt::Formatter<'_>) -> fmt::Result {
        formatter.write_str(match self {
            Self::DoStepStatus => "fmi2DoStepStatus",
            Self::PendingStatus => "fmi2PendingStatus",
            Self::LastSuccessfulTime => "fmi2LastSuccessfulTime",
            Self::Terminated => "fmi2Terminated",
        })
    }
}

// FMI 2.0 Callback Functions
pub type fmi2CallbackLogger = unsafe extern "C" fn(
    componentEnvironment: fmi2ComponentEnvironment,
    instanceName: fmi2String,
    status: fmi2Status,
    category: fmi2String,
    message: fmi2String,
);

pub type fmi2CallbackAllocateMemory = unsafe extern "C" fn(nobj: usize, size: usize) -> *mut c_void;

pub type fmi2CallbackFreeMemory = unsafe extern "C" fn(obj: *mut c_void);

pub type fmi2StepFinished =
    unsafe extern "C" fn(componentEnvironment: fmi2ComponentEnvironment, status: fmi2Status);

#[repr(C)]
#[derive(Debug)]
pub struct fmi2CallbackFunctions {
    pub logger: fmi2CallbackLogger,
    pub allocateMemory: Option<fmi2CallbackAllocateMemory>,
    pub freeMemory: Option<fmi2CallbackFreeMemory>,
    pub stepFinished: Option<fmi2StepFinished>,
    pub componentEnvironment: fmi2ComponentEnvironment,
}

#[repr(C)]
#[derive(Debug, Default)]
pub struct fmi2EventInfo {
    pub newDiscreteStatesNeeded: fmi2Boolean,
    pub terminateSimulation: fmi2Boolean,
    pub nominalsOfContinuousStatesChanged: fmi2Boolean,
    pub valuesOfContinuousStatesChanged: fmi2Boolean,
    pub nextEventTimeDefined: fmi2Boolean,
    pub nextEventTime: fmi2Real,
}

// FMI 2.0 Common API function types
pub type fmi2GetVersionTYPE = unsafe extern "C" fn() -> fmi2String;

pub type fmi2GetTypesPlatformTYPE = unsafe extern "C" fn() -> fmi2String;

pub type fmi2SetDebugLoggingTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    loggingOn: fmi2Boolean,
    nCategories: usize,
    categories: *const fmi2String,
) -> fmi2Status;

// FMI 2.0 Creation and Destruction
pub type fmi2InstantiateTYPE = unsafe extern "C" fn(
    instanceName: fmi2String,
    fmuType: fmi2Type,
    fmuGUID: fmi2String,
    fmuResourceLocation: fmi2String,
    functions: *const fmi2CallbackFunctions,
    visible: fmi2Boolean,
    loggingOn: fmi2Boolean,
) -> fmi2Component;

pub type fmi2FreeInstanceTYPE = unsafe extern "C" fn(c: fmi2Component);

// FMI 2.0 Enter and exit initialization mode, terminate and reset
pub type fmi2SetupExperimentTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    toleranceDefined: fmi2Boolean,
    tolerance: fmi2Real,
    startTime: fmi2Real,
    stopTimeDefined: fmi2Boolean,
    stopTime: fmi2Real,
) -> fmi2Status;

pub type fmi2EnterInitializationModeTYPE = unsafe extern "C" fn(c: fmi2Component) -> fmi2Status;

pub type fmi2ExitInitializationModeTYPE = unsafe extern "C" fn(c: fmi2Component) -> fmi2Status;

pub type fmi2TerminateTYPE = unsafe extern "C" fn(c: fmi2Component) -> fmi2Status;

pub type fmi2ResetTYPE = unsafe extern "C" fn(c: fmi2Component) -> fmi2Status;

// FMI 2.0 Getting and setting variable values
pub type fmi2GetRealTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    value: *mut fmi2Real,
) -> fmi2Status;

pub type fmi2GetIntegerTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    value: *mut fmi2Integer,
) -> fmi2Status;

pub type fmi2GetBooleanTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    value: *mut fmi2Boolean,
) -> fmi2Status;

pub type fmi2GetStringTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    value: *mut fmi2String,
) -> fmi2Status;

pub type fmi2SetRealTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    value: *const fmi2Real,
) -> fmi2Status;

pub type fmi2SetIntegerTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    value: *const fmi2Integer,
) -> fmi2Status;

pub type fmi2SetBooleanTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    value: *const fmi2Boolean,
) -> fmi2Status;

pub type fmi2SetStringTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    value: *const fmi2String,
) -> fmi2Status;

// FMI 2.0 Getting and setting the internal FMU state
pub type fmi2GetFMUstateTYPE =
    unsafe extern "C" fn(c: fmi2Component, FMUstate: *mut fmi2FMUstate) -> fmi2Status;

pub type fmi2SetFMUstateTYPE =
    unsafe extern "C" fn(c: fmi2Component, FMUstate: fmi2FMUstate) -> fmi2Status;

pub type fmi2FreeFMUstateTYPE =
    unsafe extern "C" fn(c: fmi2Component, FMUstate: *mut fmi2FMUstate) -> fmi2Status;

pub type fmi2SerializedFMUstateSizeTYPE =
    unsafe extern "C" fn(c: fmi2Component, FMUstate: fmi2FMUstate, size: *mut usize) -> fmi2Status;

pub type fmi2SerializeFMUstateTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    FMUstate: fmi2FMUstate,
    serializedState: *mut fmi2Byte,
    size: usize,
) -> fmi2Status;

pub type fmi2DeSerializeFMUstateTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    serializedState: *const fmi2Byte,
    size: usize,
    FMUstate: *mut fmi2FMUstate,
) -> fmi2Status;

// FMI 2.0 Getting partial derivatives
pub type fmi2GetDirectionalDerivativeTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vUnknown_ref: *const fmi2ValueReference,
    nUnknown: usize,
    vKnown_ref: *const fmi2ValueReference,
    nKnown: usize,
    dvKnown: *const fmi2Real,
    dvUnknown: *mut fmi2Real,
) -> fmi2Status;

// FMI 2.0 Model Exchange specific types
pub type fmi2EnterEventModeTYPE = unsafe extern "C" fn(c: fmi2Component) -> fmi2Status;

pub type fmi2NewDiscreteStatesTYPE =
    unsafe extern "C" fn(c: fmi2Component, fmi2eventInfo: *mut fmi2EventInfo) -> fmi2Status;

pub type fmi2EnterContinuousTimeModeTYPE = unsafe extern "C" fn(c: fmi2Component) -> fmi2Status;

pub type fmi2CompletedIntegratorStepTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    noSetFMUStatePriorToCurrentPoint: fmi2Boolean,
    enterEventMode: *mut fmi2Boolean,
    terminateSimulation: *mut fmi2Boolean,
) -> fmi2Status;

pub type fmi2SetTimeTYPE = unsafe extern "C" fn(c: fmi2Component, time: fmi2Real) -> fmi2Status;

pub type fmi2SetContinuousStatesTYPE =
    unsafe extern "C" fn(c: fmi2Component, x: *const fmi2Real, nx: usize) -> fmi2Status;

pub type fmi2GetDerivativesTYPE =
    unsafe extern "C" fn(c: fmi2Component, derivatives: *mut fmi2Real, nx: usize) -> fmi2Status;

pub type fmi2GetEventIndicatorsTYPE =
    unsafe extern "C" fn(c: fmi2Component, eventIndicators: *mut fmi2Real, ni: usize) -> fmi2Status;

pub type fmi2GetContinuousStatesTYPE =
    unsafe extern "C" fn(c: fmi2Component, x: *mut fmi2Real, nx: usize) -> fmi2Status;

pub type fmi2GetNominalsOfContinuousStatesTYPE =
    unsafe extern "C" fn(c: fmi2Component, x_nominal: *mut fmi2Real, nx: usize) -> fmi2Status;

// FMI 2.0 Co-Simulation specific types
pub type fmi2SetRealInputDerivativesTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    order: *const fmi2Integer,
    value: *const fmi2Real,
) -> fmi2Status;

pub type fmi2GetRealOutputDerivativesTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    vr: *const fmi2ValueReference,
    nvr: usize,
    order: *const fmi2Integer,
    value: *mut fmi2Real,
) -> fmi2Status;

pub type fmi2DoStepTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    currentCommunicationPoint: fmi2Real,
    communicationStepSize: fmi2Real,
    noSetFMUStatePriorToCurrentPoint: fmi2Boolean,
) -> fmi2Status;

pub type fmi2CancelStepTYPE = unsafe extern "C" fn(c: fmi2Component) -> fmi2Status;

pub type fmi2GetStatusTYPE =
    unsafe extern "C" fn(c: fmi2Component, s: fmi2StatusKind, value: *mut fmi2Status) -> fmi2Status;

pub type fmi2GetRealStatusTYPE =
    unsafe extern "C" fn(c: fmi2Component, s: fmi2StatusKind, value: *mut fmi2Real) -> fmi2Status;

pub type fmi2GetIntegerStatusTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    s: fmi2StatusKind,
    value: *mut fmi2Integer,
) -> fmi2Status;

pub type fmi2GetBooleanStatusTYPE = unsafe extern "C" fn(
    c: fmi2Component,
    s: fmi2StatusKind,
    value: *mut fmi2Boolean,
) -> fmi2Status;

pub type fmi2GetStringStatusTYPE =
    unsafe extern "C" fn(c: fmi2Component, s: fmi2StatusKind, value: *mut fmi2String) -> fmi2Status;