Enum gimli::read::Error

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pub enum Error {
Show 75 variants    Io,
    PcRelativePointerButSectionBaseIsUndefined,
    TextRelativePointerButTextBaseIsUndefined,
    DataRelativePointerButDataBaseIsUndefined,
    FuncRelativePointerInBadContext,
    CannotParseOmitPointerEncoding,
    BadUnsignedLeb128,
    BadSignedLeb128,
    AbbreviationTagZero,
    AttributeFormZero,
    BadHasChildren,
    BadLength,
    UnknownForm,
    ExpectedZero,
    DuplicateAbbreviationCode,
    DuplicateArange,
    UnknownReservedLength,
    UnknownVersion(u64),
    UnknownAbbreviation,
    UnexpectedEof(ReaderOffsetId),
    UnexpectedNull,
    UnknownStandardOpcode(DwLns),
    UnknownExtendedOpcode(DwLne),
    UnsupportedAddressSize(u8),
    UnsupportedOffsetSize(u8),
    UnsupportedFieldSize(u8),
    MinimumInstructionLengthZero,
    MaximumOperationsPerInstructionZero,
    LineRangeZero,
    OpcodeBaseZero,
    BadUtf8,
    NotCieId,
    NotCiePointer,
    NotFdePointer,
    BadBranchTarget(u64),
    InvalidPushObjectAddress,
    NotEnoughStackItems,
    TooManyIterations,
    InvalidExpression(DwOp),
    UnsupportedEvaluation,
    InvalidPiece,
    InvalidExpressionTerminator(u64),
    DivisionByZero,
    TypeMismatch,
    IntegralTypeRequired,
    UnsupportedTypeOperation,
    InvalidShiftExpression,
    UnknownCallFrameInstruction(DwCfa),
    InvalidAddressRange,
    InvalidLocationAddressRange,
    CfiInstructionInInvalidContext,
    PopWithEmptyStack,
    NoUnwindInfoForAddress,
    UnsupportedOffset,
    UnknownPointerEncoding,
    NoEntryAtGivenOffset,
    OffsetOutOfBounds,
    UnknownAugmentation,
    UnsupportedPointerEncoding,
    UnsupportedRegister(u64),
    TooManyRegisterRules,
    StackFull,
    VariableLengthSearchTable,
    UnsupportedUnitType,
    UnsupportedAddressIndex,
    UnsupportedSegmentSize,
    MissingUnitDie,
    UnsupportedAttributeForm,
    MissingFileEntryFormatPath,
    ExpectedStringAttributeValue,
    InvalidImplicitConst,
    InvalidIndexSectionCount,
    InvalidIndexSlotCount,
    InvalidIndexRow,
    UnknownIndexSection,
}

Expand description

An error that occurred when parsing.

Variants

`Io`

An I/O error occurred while reading.

`PcRelativePointerButSectionBaseIsUndefined`

Found a PC relative pointer, but the section base is undefined.

`TextRelativePointerButTextBaseIsUndefined`

Found a .text relative pointer, but the .text base is undefined.

`DataRelativePointerButDataBaseIsUndefined`

Found a data relative pointer, but the data base is undefined.

`FuncRelativePointerInBadContext`

Found a function relative pointer in a context that does not have a function base.

`CannotParseOmitPointerEncoding`

Cannot parse a pointer with a DW_EH_PE_omit encoding.

`BadUnsignedLeb128`

An error parsing an unsigned LEB128 value.

`BadSignedLeb128`

An error parsing a signed LEB128 value.

`AbbreviationTagZero`

An abbreviation declared that its tag is zero, but zero is reserved for null records.

`AttributeFormZero`

An attribute specification declared that its form is zero, but zero is reserved for null records.

`BadHasChildren`

The abbreviation’s has-children byte was not one of DW_CHILDREN_{yes,no}.

`BadLength`

The specified length is impossible.

`UnknownForm`

Found an unknown DW_FORM_* type.

`ExpectedZero`

Expected a zero, found something else.

`DuplicateAbbreviationCode`

Found an abbreviation code that has already been used.

`DuplicateArange`

Found a duplicate arange.

`UnknownReservedLength`

Found an unknown reserved length value.

`UnknownVersion(u64)`

Found an unknown DWARF version.

`UnknownAbbreviation`

Found a record with an unknown abbreviation code.

`UnexpectedEof(ReaderOffsetId)`

Hit the end of input before it was expected.

`UnexpectedNull`

Read a null entry before it was expected.

`UnknownStandardOpcode(DwLns)`

Found an unknown standard opcode.

`UnknownExtendedOpcode(DwLne)`

Found an unknown extended opcode.

`UnsupportedAddressSize(u8)`

The specified address size is not supported.

`UnsupportedOffsetSize(u8)`

The specified offset size is not supported.

`UnsupportedFieldSize(u8)`

The specified field size is not supported.

`MinimumInstructionLengthZero`

The minimum instruction length must not be zero.

`MaximumOperationsPerInstructionZero`

The maximum operations per instruction must not be zero.

`LineRangeZero`

The line range must not be zero.

`OpcodeBaseZero`

The opcode base must not be zero.

`BadUtf8`

Found an invalid UTF-8 string.

`NotCieId`

Expected to find the CIE ID, but found something else.

`NotCiePointer`

Expected to find a pointer to a CIE, but found the CIE ID instead.

`NotFdePointer`

Expected to find a pointer to an FDE, but found a CIE instead.

`BadBranchTarget(u64)`

Invalid branch target for a DW_OP_bra or DW_OP_skip.

`InvalidPushObjectAddress`

DW_OP_push_object_address used but no address passed in.

`NotEnoughStackItems`

Not enough items on the stack when evaluating an expression.

`TooManyIterations`

Too many iterations to compute the expression.

`InvalidExpression(DwOp)`

An unrecognized operation was found while parsing a DWARF expression.

`UnsupportedEvaluation`

An unsupported operation was found while evaluating a DWARF expression.

`InvalidPiece`

The expression had a piece followed by an expression terminator without a piece.

`InvalidExpressionTerminator(u64)`

An expression-terminating operation was followed by something other than the end of the expression or a piece operation.

`DivisionByZero`

Division or modulus by zero when evaluating an expression.

`TypeMismatch`

An expression operation used mismatching types.

`IntegralTypeRequired`

An expression operation required an integral type but saw a floating point type.

`UnsupportedTypeOperation`

An expression operation used types that are not supported.

`InvalidShiftExpression`

The shift value in an expression must be a non-negative integer.

`UnknownCallFrameInstruction(DwCfa)`

An unknown DW_CFA_* instruction.

`InvalidAddressRange`

The end of an address range was before the beginning.

`InvalidLocationAddressRange`

The end offset of a loc list entry was before the beginning.

`CfiInstructionInInvalidContext`

Encountered a call frame instruction in a context in which it is not valid.

`PopWithEmptyStack`

When evaluating call frame instructions, found a DW_CFA_restore_state stack pop instruction, but the stack was empty, and had nothing to pop.

`NoUnwindInfoForAddress`

Do not have unwind info for the given address.

`UnsupportedOffset`

An offset value was larger than the maximum supported value.

`UnknownPointerEncoding`

The given pointer encoding is either unknown or invalid.

`NoEntryAtGivenOffset`

Did not find an entry at the given offset.

`OffsetOutOfBounds`

The given offset is out of bounds.

`UnknownAugmentation`

Found an unknown CFI augmentation.

`UnsupportedPointerEncoding`

We do not support the given pointer encoding yet.

`UnsupportedRegister(u64)`

Registers larger than u16 are not supported.

`TooManyRegisterRules`

The CFI program defined more register rules than we have storage for.

`StackFull`

Attempted to push onto the CFI or evaluation stack, but it was already at full capacity.

`VariableLengthSearchTable`

The .eh_frame_hdr binary search table claims to be variable-length encoded, which makes binary search impossible.

`UnsupportedUnitType`

The DW_UT_* value for this unit is not supported yet.

`UnsupportedAddressIndex`

Ranges using AddressIndex are not supported yet.

`UnsupportedSegmentSize`

Nonzero segment selector sizes aren’t supported yet.

`MissingUnitDie`

A compilation unit or type unit is missing its top level DIE.

`UnsupportedAttributeForm`

A DIE attribute used an unsupported form.

`MissingFileEntryFormatPath`

Missing DW_LNCT_path in file entry format.

`ExpectedStringAttributeValue`

Expected an attribute value to be a string form.

`InvalidImplicitConst`

DW_FORM_implicit_const used in an invalid context.

`InvalidIndexSectionCount`

Invalid section count in .dwp index.

`InvalidIndexSlotCount`

Invalid slot count in .dwp index.

`InvalidIndexRow`

Invalid hash row in .dwp index.

`UnknownIndexSection`

Unknown section type in .dwp index.

Implementations

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impl Error

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pub fn description(&self) -> &str

A short description of the error.

Trait Implementations

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impl Clone for Error

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fn clone(&self) -> Error

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

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impl Debug for Error

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

Formats the value using the given formatter. Read more

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impl Display for Error

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

Formats the value using the given formatter. Read more

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impl Error for Error

1.30.0 · source

fn source(&self) -> Option<&(dyn Error + 'static)>

The lower-level source of this error, if any. Read more

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fn backtrace(&self) -> Option<&Backtrace>

🔬 This is a nightly-only experimental API. (backtrace)

Returns a stack backtrace, if available, of where this error occurred. Read more

1.0.0 · source

fn description(&self) -> &str

👎 Deprecated since 1.42.0:

use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎 Deprecated since 1.33.0:

replaced by Error::source, which can support downcasting

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impl From<Error> for Error

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fn from(_: Error) -> Self

Performs the conversion.

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impl From<Error> for ConvertError

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fn from(e: Error) -> Self

Performs the conversion.

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impl PartialEq<Error> for Error

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

This method tests for self and other values to be equal, and is used by ==. Read more

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

This method tests for !=.

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impl StructuralPartialEq for Error

Auto Trait Implementations

impl RefUnwindSafe for Error

impl Send for Error

impl Sync for Error

impl Unpin for Error

impl UnwindSafe for Error

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,

const: unstable · source

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,

const: unstable · source

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

Mutably borrows from an owned value. Read more

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impl<Q, K> Equivalent<K> for Q where
Q: Eq + ?Sized,
K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.

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impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · source

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,

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)

🔬 This is a nightly-only experimental API. (toowned_clone_into)

Uses borrowed data to replace owned data, usually by cloning. Read more

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impl<T> ToString for T where
T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

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impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.