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Entry

Struct Entry 

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pub struct Entry {
    pub name: String,
    pub msg_type: u8,
    pub timestamp_usec: Option<u64>,
    /* private fields */
}
Expand description

A single parsed message from a DataFlash BIN log.

use ardupilot_binlog::Reader;
use std::io::Cursor;

let reader = Reader::new(Cursor::new(Vec::new()));
for result in reader {
    let entry = result.unwrap();
    println!("{} ({} fields)", entry.name, entry.len());
    for (label, value) in entry.fields() {
        println!("  {label} = {value}");
    }
}

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§name: String

Message type name (e.g. “ATT”, “GPS”, “BARO”)

§msg_type: u8

Message type ID (0–255)

§timestamp_usec: Option<u64>

Timestamp in microseconds since boot (from the first Q-typed field). None for FMT messages and messages without a Q-typed first field.

Implementations§

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impl Entry

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pub fn get(&self, field: &str) -> Option<&FieldValue>

Look up a field by name.

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pub fn get_f64(&self, field: &str) -> Option<f64>

Look up a field and convert to f64 (convenience for charting).

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pub fn get_i64(&self, field: &str) -> Option<i64>

Look up a field and convert to i64.

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pub fn get_u64(&self, field: &str) -> Option<u64>

Look up a field and convert to u64.

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pub fn get_str(&self, field: &str) -> Option<&str>

Look up a field and convert to string reference.

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pub fn fields(&self) -> impl Iterator<Item = (&str, &FieldValue)>

Iterate over (label, value) pairs in definition order.

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pub fn labels(&self) -> &[String]

Return field labels in definition order.

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pub fn values(&self) -> &[FieldValue]

Return field values in definition order.

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pub fn len(&self) -> usize

Return the number of fields.

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pub fn is_empty(&self) -> bool

Return true if the entry has no fields.

Trait Implementations§

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impl Clone for Entry

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fn clone(&self) -> Entry

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Entry

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl Freeze for Entry

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impl RefUnwindSafe for Entry

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impl Send for Entry

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impl Sync for Entry

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impl Unpin for Entry

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impl UnsafeUnpin for Entry

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impl UnwindSafe for Entry

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.