1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112

use crate::{SMBiosStruct, UndefinedStruct};
use std::fmt;

/// # Management Device Threshold Data (Type 36)
///
/// The information in this structure defines threshold information for a component (probe or cooling-unit) contained within a Management Device
///
/// For each threshold field present in the structure:
/// - The threshold units (millivolts, milliamps, 1/10th degrees C, or RPMs) are as defined by the associated probe or cooling-unit component structure.
/// - If the value is unavailable, the field is set to 0x8000.
///
/// NOTE This structure type was added in version 2.3 of this specification.
///
/// Compliant with:
/// DMTF SMBIOS Reference Specification 3.4.0 (DSP0134)
/// Document Date: 2020-07-17
pub struct SMBiosManagementDeviceThresholdData<'a> {
    parts: &'a UndefinedStruct,
}

impl<'a> SMBiosStruct<'a> for SMBiosManagementDeviceThresholdData<'a> {
    const STRUCT_TYPE: u8 = 36u8;

    fn new(parts: &'a UndefinedStruct) -> Self {
        Self { parts }
    }

    fn parts(&self) -> &'a UndefinedStruct {
        self.parts
    }
}

impl<'a> SMBiosManagementDeviceThresholdData<'a> {
    /// Lower non-critical threshold for this component
    pub fn lower_threshold_non_critical(&self) -> Option<u16> {
        self.parts.get_field_word(0x04)
    }

    /// Upper non-critical threshold for this component
    pub fn upper_threshold_non_critical(&self) -> Option<u16> {
        self.parts.get_field_word(0x06)
    }

    /// Lower critical threshold for this component
    pub fn lower_threshold_critical(&self) -> Option<u16> {
        self.parts.get_field_word(0x08)
    }

    /// Upper critical threshold for this component
    pub fn upper_threshold_critical(&self) -> Option<u16> {
        self.parts.get_field_word(0x0A)
    }

    /// Lower non-recoverable threshold for this component
    pub fn lower_threshold_non_recoverable(&self) -> Option<u16> {
        self.parts.get_field_word(0x0C)
    }

    /// Upper non-recoverable threshold for this component
    pub fn upper_threshold_non_recoverable(&self) -> Option<u16> {
        self.parts.get_field_word(0x0E)
    }
}

impl fmt::Debug for SMBiosManagementDeviceThresholdData<'_> {
    fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
        fmt.debug_struct(std::any::type_name::<SMBiosManagementDeviceThresholdData<'_>>())
            .field("header", &self.parts.header)
            .field(
                "lower_threshold_non_critical",
                &self.lower_threshold_non_critical(),
            )
            .field(
                "upper_threshold_non_critical",
                &self.upper_threshold_non_critical(),
            )
            .field("lower_threshold_critical", &self.lower_threshold_critical())
            .field("upper_threshold_critical", &self.upper_threshold_critical())
            .field(
                "lower_threshold_non_recoverable",
                &self.lower_threshold_non_recoverable(),
            )
            .field(
                "upper_threshold_non_recoverable",
                &self.upper_threshold_non_recoverable(),
            )
            .finish()
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn unit_test() {
        let struct_type36 = vec![
            0x24, 0x10, 0x28, 0x00, 0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x04, 0x00, 0x05, 0x00,
            0x06, 0x00, 0x00, 0x00,
        ];

        let parts = UndefinedStruct::new(&struct_type36);
        let test_struct = SMBiosManagementDeviceThresholdData::new(&parts);

        assert_eq!(test_struct.lower_threshold_non_critical(), Some(1));
        assert_eq!(test_struct.upper_threshold_non_critical(), Some(2));
        assert_eq!(test_struct.lower_threshold_critical(), Some(3));
        assert_eq!(test_struct.upper_threshold_critical(), Some(4));
        assert_eq!(test_struct.lower_threshold_non_recoverable(), Some(5));
        assert_eq!(test_struct.upper_threshold_non_recoverable(), Some(6));
    }
}