solana_accounts_db::tiered_storage::meta

Struct AccountMetaFlags

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#[repr(C)]
pub struct AccountMetaFlags { /* private fields */ }
Expand description

The struct that handles the account meta flags.

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impl AccountMetaFlags

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pub const fn new() -> Self

Returns an instance with zero initialized data.

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impl AccountMetaFlags

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pub const fn into_bytes(self) -> [u8; 4]

Returns the underlying bits.

§Layout

The returned byte array is layed out in the same way as described here.

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pub const fn from_bytes(bytes: [u8; 4]) -> Self

Converts the given bytes directly into the bitfield struct.

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impl AccountMetaFlags

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pub fn has_rent_epoch(&self) -> <bool as Specifier>::InOut

Returns the value of has_rent_epoch. whether the account meta has rent epoch

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pub fn has_rent_epoch_or_err( &self, ) -> Result<<bool as Specifier>::InOut, InvalidBitPattern<<bool as Specifier>::Bytes>>

Returns the value of has_rent_epoch.

#Errors

If the returned value contains an invalid bit pattern for has_rent_epoch. whether the account meta has rent epoch

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pub fn with_has_rent_epoch(self, new_val: <bool as Specifier>::InOut) -> Self

Returns a copy of the bitfield with the value of has_rent_epoch set to the given value.

#Panics

If the given value is out of bounds for has_rent_epoch. whether the account meta has rent epoch

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pub fn with_has_rent_epoch_checked( self, new_val: <bool as Specifier>::InOut, ) -> Result<Self, OutOfBounds>

Returns a copy of the bitfield with the value of has_rent_epoch set to the given value.

#Errors

If the given value is out of bounds for has_rent_epoch. whether the account meta has rent epoch

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pub fn set_has_rent_epoch(&mut self, new_val: <bool as Specifier>::InOut)

Sets the value of has_rent_epoch to the given value.

#Panics

If the given value is out of bounds for has_rent_epoch. whether the account meta has rent epoch

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pub fn set_has_rent_epoch_checked( &mut self, new_val: <bool as Specifier>::InOut, ) -> Result<(), OutOfBounds>

Sets the value of has_rent_epoch to the given value.

#Errors

If the given value is out of bounds for has_rent_epoch. whether the account meta has rent epoch

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pub fn has_account_hash(&self) -> <bool as Specifier>::InOut

Returns the value of has_account_hash. whether the account meta has account hash

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pub fn has_account_hash_or_err( &self, ) -> Result<<bool as Specifier>::InOut, InvalidBitPattern<<bool as Specifier>::Bytes>>

Returns the value of has_account_hash.

#Errors

If the returned value contains an invalid bit pattern for has_account_hash. whether the account meta has account hash

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pub fn with_has_account_hash(self, new_val: <bool as Specifier>::InOut) -> Self

Returns a copy of the bitfield with the value of has_account_hash set to the given value.

#Panics

If the given value is out of bounds for has_account_hash. whether the account meta has account hash

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pub fn with_has_account_hash_checked( self, new_val: <bool as Specifier>::InOut, ) -> Result<Self, OutOfBounds>

Returns a copy of the bitfield with the value of has_account_hash set to the given value.

#Errors

If the given value is out of bounds for has_account_hash. whether the account meta has account hash

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pub fn set_has_account_hash(&mut self, new_val: <bool as Specifier>::InOut)

Sets the value of has_account_hash to the given value.

#Panics

If the given value is out of bounds for has_account_hash. whether the account meta has account hash

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pub fn set_has_account_hash_checked( &mut self, new_val: <bool as Specifier>::InOut, ) -> Result<(), OutOfBounds>

Sets the value of has_account_hash to the given value.

#Errors

If the given value is out of bounds for has_account_hash. whether the account meta has account hash

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pub fn executable(&self) -> <bool as Specifier>::InOut

Returns the value of executable. whether the account is executable

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pub fn executable_or_err( &self, ) -> Result<<bool as Specifier>::InOut, InvalidBitPattern<<bool as Specifier>::Bytes>>

Returns the value of executable.

#Errors

If the returned value contains an invalid bit pattern for executable. whether the account is executable

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pub fn with_executable(self, new_val: <bool as Specifier>::InOut) -> Self

Returns a copy of the bitfield with the value of executable set to the given value.

#Panics

If the given value is out of bounds for executable. whether the account is executable

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pub fn with_executable_checked( self, new_val: <bool as Specifier>::InOut, ) -> Result<Self, OutOfBounds>

Returns a copy of the bitfield with the value of executable set to the given value.

#Errors

If the given value is out of bounds for executable. whether the account is executable

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pub fn set_executable(&mut self, new_val: <bool as Specifier>::InOut)

Sets the value of executable to the given value.

#Panics

If the given value is out of bounds for executable. whether the account is executable

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pub fn set_executable_checked( &mut self, new_val: <bool as Specifier>::InOut, ) -> Result<(), OutOfBounds>

Sets the value of executable to the given value.

#Errors

If the given value is out of bounds for executable. whether the account is executable

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impl AccountMetaFlags

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pub fn new_from(optional_fields: &AccountMetaOptionalFields) -> Self

Trait Implementations§

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impl CheckFillsUnalignedBits for AccountMetaFlags

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impl Clone for AccountMetaFlags

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fn clone(&self) -> AccountMetaFlags

Returns a copy 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 AccountMetaFlags

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

Formats the value using the given formatter. Read more
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impl Default for AccountMetaFlags

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fn default() -> AccountMetaFlags

Returns the “default value” for a type. Read more
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impl PartialEq for AccountMetaFlags

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

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

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fn zeroed() -> Self

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impl Copy for AccountMetaFlags

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impl Eq for AccountMetaFlags

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impl Pod for AccountMetaFlags

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impl StructuralPartialEq for AccountMetaFlags

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type Bits = T

Self must have the same layout as the specified Bits except for the possible invalid bit patterns being checked during is_valid_bit_pattern.
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If this function returns true, then it must be valid to reinterpret bits as &Self.
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