Enum FieldValue 

pub enum FieldValue {
    U8(u8),
    U16(u16),
    U32(u32),
    U64(u64),
    I8(i8),
    I16(i16),
    I32(i32),
    I64(i64),
    Bool(bool),
    Mac(MacAddress),
    Ipv4(Ipv4Addr),
    Ipv6(Ipv6Addr),
    Bytes(Vec<u8>),
    Str(String),
    List(Vec<FieldValue>),
}

A dynamically-typed field value.

Variants

U8(u8)

U16(u16)

U32(u32)

U64(u64)

I8(i8)

I16(i16)

I32(i32)

I64(i64)

Bool(bool)

Mac(MacAddress)

Ipv4(Ipv4Addr)

Ipv6(Ipv6Addr)

Bytes(Vec<u8>)

Str(String)

List(Vec<FieldValue>)

Implementations

impl FieldValue

pub fn read(buf: &[u8], desc: &FieldDesc) -> Result<Self, FieldError>

Read a field value from buffer using the field descriptor.

pub fn read_bytes( buf: &[u8], offset: usize, len: usize, ) -> Result<Self, FieldError>

Read a bytes field with explicit length

pub fn write(&self, buf: &mut [u8], desc: &FieldDesc) -> Result<(), FieldError>

Write a field value to buffer using the field descriptor.

pub fn write_bytes( bytes: &[u8], buf: &mut [u8], offset: usize, ) -> Result<(), FieldError>

Write bytes to buffer at offset

pub const fn type_name(&self) -> &'static str

pub fn as_u8(&self) -> Option<u8>

pub fn as_u16(&self) -> Option<u16>

pub fn as_u32(&self) -> Option<u32>

pub fn as_u64(&self) -> Option<u64>

pub fn as_mac(&self) -> Option<MacAddress>

pub fn as_ipv4(&self) -> Option<Ipv4Addr>

pub fn as_ipv6(&self) -> Option<Ipv6Addr>

pub fn as_bytes(&self) -> Option<&[u8]>

pub fn as_i8(&self) -> Option<i8>

pub fn as_i16(&self) -> Option<i16>

pub fn as_i32(&self) -> Option<i32>

pub fn as_i64(&self) -> Option<i64>

pub fn as_bool(&self) -> Option<bool>

pub fn as_str(&self) -> Option<&str>

pub fn as_list(&self) -> Option<&[FieldValue]>

pub fn to_bytes(&self) -> Vec<u8>

Convert to bytes representation

Trait Implementations

impl Clone for FieldValue

fn clone(&self) -> FieldValue

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FieldValue

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for FieldValue

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl From<&[u8]> for FieldValue

fn from(v: &[u8]) -> Self

Converts to this type from the input type.

impl From<&str> for FieldValue

fn from(v: &str) -> Self

Converts to this type from the input type.

impl From<Ipv4Addr> for FieldValue

fn from(v: Ipv4Addr) -> Self

Converts to this type from the input type.

impl From<Ipv6Addr> for FieldValue

fn from(v: Ipv6Addr) -> Self

Converts to this type from the input type.

impl From<MacAddress> for FieldValue

fn from(v: MacAddress) -> Self

Converts to this type from the input type.

impl From<String> for FieldValue

fn from(v: String) -> Self

Converts to this type from the input type.

impl From<Vec<u8>> for FieldValue

fn from(v: Vec<u8>) -> Self

Converts to this type from the input type.

impl From<bool> for FieldValue

fn from(v: bool) -> Self

Converts to this type from the input type.

impl From<i16> for FieldValue

fn from(v: i16) -> Self

Converts to this type from the input type.

impl From<i32> for FieldValue

fn from(v: i32) -> Self

Converts to this type from the input type.

impl From<i64> for FieldValue

fn from(v: i64) -> Self

Converts to this type from the input type.

impl From<i8> for FieldValue

fn from(v: i8) -> Self

Converts to this type from the input type.

impl From<u16> for FieldValue

fn from(v: u16) -> Self

Converts to this type from the input type.

impl From<u32> for FieldValue

fn from(v: u32) -> Self

Converts to this type from the input type.

impl From<u64> for FieldValue

fn from(v: u64) -> Self

Converts to this type from the input type.

impl From<u8> for FieldValue

fn from(v: u8) -> Self

Converts to this type from the input type.

impl PartialEq for FieldValue

fn eq(&self, other: &FieldValue) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for FieldValue