rssn 0.2.9

A comprehensive scientific computing library for Rust, aiming for feature parity with NumPy and SymPy.
Documentation 
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use crate::ffi_apis::common::BincodeBuffer;
use crate::ffi_apis::common::from_bincode_buffer;
use crate::ffi_apis::common::to_bincode_buffer;
use crate::symbolic::core::Expr;
use crate::symbolic::logic::is_satisfiable;
use crate::symbolic::logic::simplify_logic;
use crate::symbolic::logic::to_cnf;
use crate::symbolic::logic::to_dnf;

/// Simplifies a logical expression using bincode-based FFI.
#[unsafe(no_mangle)]
pub extern "C" fn rssn_bincode_simplify_logic(expr_buf: BincodeBuffer) -> BincodeBuffer {
    let expr: Option<Expr> = from_bincode_buffer(&expr_buf);

    if let Some(e) = expr {
        let result = simplify_logic(&e);

        to_bincode_buffer(&result)
    } else {
        BincodeBuffer::empty()
    }
}

/// Converts a logical expression to Conjunctive Normal Form (CNF) using bincode-based FFI.
#[unsafe(no_mangle)]
pub extern "C" fn rssn_bincode_to_cnf(expr_buf: BincodeBuffer) -> BincodeBuffer {
    let expr: Option<Expr> = from_bincode_buffer(&expr_buf);

    if let Some(e) = expr {
        let result = to_cnf(&e);

        to_bincode_buffer(&result)
    } else {
        BincodeBuffer::empty()
    }
}

/// Converts a logical expression to Disjunctive Normal Form (DNF) using bincode-based FFI.
#[unsafe(no_mangle)]
pub extern "C" fn rssn_bincode_to_dnf(expr_buf: BincodeBuffer) -> BincodeBuffer {
    let expr: Option<Expr> = from_bincode_buffer(&expr_buf);

    if let Some(e) = expr {
        let result = to_dnf(&e);

        to_bincode_buffer(&result)
    } else {
        BincodeBuffer::empty()
    }
}

/// Checks if a logical expression is satisfiable using bincode-based FFI.
///
/// Returns a bincode buffer containing:
/// - `Some(true)` if satisfiable
/// - `Some(false)` if unsatisfiable
/// - `None` if the expression contains quantifiers (undecidable)
#[unsafe(no_mangle)]
pub extern "C" fn rssn_bincode_is_satisfiable(expr_buf: BincodeBuffer) -> BincodeBuffer {
    let expr: Option<Expr> = from_bincode_buffer(&expr_buf);

    if let Some(e) = expr {
        let result = is_satisfiable(&e);

        to_bincode_buffer(&result)
    } else {
        BincodeBuffer::empty()
    }
}