zipora 3.1.7

High-performance Rust implementation providing advanced data structures and compression algorithms with memory safety guarantees. Features LRU page cache, sophisticated caching layer, fiber-based concurrency, real-time compression, secure memory pools, SIMD optimizations, and complete C FFI for migration from C++.
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//! SIMD acceleration configuration.

use super::{Config, parse_env_bool};
use crate::error::{Result, ZiporaError};
#[cfg(feature = "serde")]
use serde::{Deserialize, Serialize};
use std::path::Path;

/// SIMD configuration placeholder.
#[derive(Debug, Clone, PartialEq)]
#[cfg_attr(feature = "serde", derive(serde::Serialize, serde::Deserialize))]
pub struct SIMDConfig {
    /// Enable SIMD acceleration
    pub enable_simd: bool,
    /// Enable AVX2 instructions
    pub enable_avx2: bool,
    /// Enable BMI2 instructions
    pub enable_bmi2: bool,
}

impl Default for SIMDConfig {
    fn default() -> Self {
        Self {
            enable_simd: true,
            enable_avx2: true,
            enable_bmi2: true,
        }
    }
}

impl Config for SIMDConfig {
    fn validate(&self) -> Result<()> {
        // SIMD configuration is always valid
        Ok(())
    }

    fn from_env_with_prefix(prefix: &str) -> Result<Self> {
        let mut config = Self::default();
        config.enable_simd = parse_env_bool(&format!("{}SIMD_ENABLE", prefix), config.enable_simd);
        config.enable_avx2 = parse_env_bool(&format!("{}SIMD_AVX2", prefix), config.enable_avx2);
        config.enable_bmi2 = parse_env_bool(&format!("{}SIMD_BMI2", prefix), config.enable_bmi2);
        config.validate()?;
        Ok(config)
    }

    fn performance_preset() -> Self {
        Self {
            enable_simd: true,
            enable_avx2: true,
            enable_bmi2: true,
        }
    }

    fn memory_preset() -> Self {
        Self {
            enable_simd: false,
            enable_avx2: false,
            enable_bmi2: false,
        }
    }

    fn realtime_preset() -> Self {
        Self {
            enable_simd: true,
            enable_avx2: true,
            enable_bmi2: true,
        }
    }

    fn save_to_file<P: AsRef<Path>>(&self, path: P) -> Result<()> {
        #[cfg(feature = "serde")]
        {
            let serialized = serde_json::to_string_pretty(self).map_err(|e| {
                ZiporaError::configuration(format!("Failed to serialize SIMD config: {}", e))
            })?;
            std::fs::write(path, serialized).map_err(|e| {
                ZiporaError::configuration(format!("Failed to write SIMD config file: {}", e))
            })?;
            Ok(())
        }
        #[cfg(not(feature = "serde"))]
        Err(crate::error::ZiporaError::invalid_operation(
            "Requires serde feature",
        ))
    }

    fn load_from_file<P: AsRef<Path>>(path: P) -> Result<Self> {
        #[cfg(feature = "serde")]
        {
            let content = std::fs::read_to_string(path).map_err(|e| {
                ZiporaError::configuration(format!("Failed to read SIMD config file: {}", e))
            })?;
            let config: Self = serde_json::from_str(&content).map_err(|e| {
                ZiporaError::configuration(format!("Failed to parse SIMD config file: {}", e))
            })?;
            config.validate()?;
            Ok(config)
        }
        #[cfg(not(feature = "serde"))]
        Err(crate::error::ZiporaError::invalid_operation(
            "Requires serde feature",
        ))
    }
}