Enum ContractCostType

#[repr(i32)]
pub enum ContractCostType {
    WasmInsnExec = 0,
    MemAlloc = 1,
    MemCpy = 2,
    MemCmp = 3,
    DispatchHostFunction = 4,
    VisitObject = 5,
    ValSer = 6,
    ValDeser = 7,
    ComputeSha256Hash = 8,
    ComputeEd25519PubKey = 9,
    VerifyEd25519Sig = 10,
    VmInstantiation = 11,
    VmCachedInstantiation = 12,
    InvokeVmFunction = 13,
    ComputeKeccak256Hash = 14,
    DecodeEcdsaCurve256Sig = 15,
    RecoverEcdsaSecp256k1Key = 16,
    Int256AddSub = 17,
    Int256Mul = 18,
    Int256Div = 19,
    Int256Pow = 20,
    Int256Shift = 21,
    ChaCha20DrawBytes = 22,
    ParseWasmInstructions = 23,
    ParseWasmFunctions = 24,
    ParseWasmGlobals = 25,
    ParseWasmTableEntries = 26,
    ParseWasmTypes = 27,
    ParseWasmDataSegments = 28,
    ParseWasmElemSegments = 29,
    ParseWasmImports = 30,
    ParseWasmExports = 31,
    ParseWasmDataSegmentBytes = 32,
    InstantiateWasmInstructions = 33,
    InstantiateWasmFunctions = 34,
    InstantiateWasmGlobals = 35,
    InstantiateWasmTableEntries = 36,
    InstantiateWasmTypes = 37,
    InstantiateWasmDataSegments = 38,
    InstantiateWasmElemSegments = 39,
    InstantiateWasmImports = 40,
    InstantiateWasmExports = 41,
    InstantiateWasmDataSegmentBytes = 42,
    Sec1DecodePointUncompressed = 43,
    VerifyEcdsaSecp256r1Sig = 44,
    Bls12381EncodeFp = 45,
    Bls12381DecodeFp = 46,
    Bls12381G1CheckPointOnCurve = 47,
    Bls12381G1CheckPointInSubgroup = 48,
    Bls12381G2CheckPointOnCurve = 49,
    Bls12381G2CheckPointInSubgroup = 50,
    Bls12381G1ProjectiveToAffine = 51,
    Bls12381G2ProjectiveToAffine = 52,
    Bls12381G1Add = 53,
    Bls12381G1Mul = 54,
    Bls12381G1Msm = 55,
    Bls12381MapFpToG1 = 56,
    Bls12381HashToG1 = 57,
    Bls12381G2Add = 58,
    Bls12381G2Mul = 59,
    Bls12381G2Msm = 60,
    Bls12381MapFp2ToG2 = 61,
    Bls12381HashToG2 = 62,
    Bls12381Pairing = 63,
    Bls12381FrFromU256 = 64,
    Bls12381FrToU256 = 65,
    Bls12381FrAddSub = 66,
    Bls12381FrMul = 67,
    Bls12381FrPow = 68,
    Bls12381FrInv = 69,
}

ContractCostType is an XDR Enum defines as:

enum ContractCostType {
    // Cost of running 1 wasm instruction
    WasmInsnExec = 0,
    // Cost of allocating a slice of memory (in bytes)
    MemAlloc = 1,
    // Cost of copying a slice of bytes into a pre-allocated memory
    MemCpy = 2,
    // Cost of comparing two slices of memory
    MemCmp = 3,
    // Cost of a host function dispatch, not including the actual work done by
    // the function nor the cost of VM invocation machinary
    DispatchHostFunction = 4,
    // Cost of visiting a host object from the host object storage. Exists to
    // make sure some baseline cost coverage, i.e. repeatly visiting objects
    // by the guest will always incur some charges.
    VisitObject = 5,
    // Cost of serializing an xdr object to bytes
    ValSer = 6,
    // Cost of deserializing an xdr object from bytes
    ValDeser = 7,
    // Cost of computing the sha256 hash from bytes
    ComputeSha256Hash = 8,
    // Cost of computing the ed25519 pubkey from bytes
    ComputeEd25519PubKey = 9,
    // Cost of verifying ed25519 signature of a payload.
    VerifyEd25519Sig = 10,
    // Cost of instantiation a VM from wasm bytes code.
    VmInstantiation = 11,
    // Cost of instantiation a VM from a cached state.
    VmCachedInstantiation = 12,
    // Cost of invoking a function on the VM. If the function is a host function,
    // additional cost will be covered by `DispatchHostFunction`.
    InvokeVmFunction = 13,
    // Cost of computing a keccak256 hash from bytes.
    ComputeKeccak256Hash = 14,
    // Cost of decoding an ECDSA signature computed from a 256-bit prime modulus
    // curve (e.g. secp256k1 and secp256r1)
    DecodeEcdsaCurve256Sig = 15,
    // Cost of recovering an ECDSA secp256k1 key from a signature.
    RecoverEcdsaSecp256k1Key = 16,
    // Cost of int256 addition (`+`) and subtraction (`-`) operations
    Int256AddSub = 17,
    // Cost of int256 multiplication (`*`) operation
    Int256Mul = 18,
    // Cost of int256 division (`/`) operation
    Int256Div = 19,
    // Cost of int256 power (`exp`) operation
    Int256Pow = 20,
    // Cost of int256 shift (`shl`, `shr`) operation
    Int256Shift = 21,
    // Cost of drawing random bytes using a ChaCha20 PRNG
    ChaCha20DrawBytes = 22,

    // Cost of parsing wasm bytes that only encode instructions.
    ParseWasmInstructions = 23,
    // Cost of parsing a known number of wasm functions.
    ParseWasmFunctions = 24,
    // Cost of parsing a known number of wasm globals.
    ParseWasmGlobals = 25,
    // Cost of parsing a known number of wasm table entries.
    ParseWasmTableEntries = 26,
    // Cost of parsing a known number of wasm types.
    ParseWasmTypes = 27,
    // Cost of parsing a known number of wasm data segments.
    ParseWasmDataSegments = 28,
    // Cost of parsing a known number of wasm element segments.
    ParseWasmElemSegments = 29,
    // Cost of parsing a known number of wasm imports.
    ParseWasmImports = 30,
    // Cost of parsing a known number of wasm exports.
    ParseWasmExports = 31,
    // Cost of parsing a known number of data segment bytes.
    ParseWasmDataSegmentBytes = 32,

    // Cost of instantiating wasm bytes that only encode instructions.
    InstantiateWasmInstructions = 33,
    // Cost of instantiating a known number of wasm functions.
    InstantiateWasmFunctions = 34,
    // Cost of instantiating a known number of wasm globals.
    InstantiateWasmGlobals = 35,
    // Cost of instantiating a known number of wasm table entries.
    InstantiateWasmTableEntries = 36,
    // Cost of instantiating a known number of wasm types.
    InstantiateWasmTypes = 37,
    // Cost of instantiating a known number of wasm data segments.
    InstantiateWasmDataSegments = 38,
    // Cost of instantiating a known number of wasm element segments.
    InstantiateWasmElemSegments = 39,
    // Cost of instantiating a known number of wasm imports.
    InstantiateWasmImports = 40,
    // Cost of instantiating a known number of wasm exports.
    InstantiateWasmExports = 41,
    // Cost of instantiating a known number of data segment bytes.
    InstantiateWasmDataSegmentBytes = 42,

    // Cost of decoding a bytes array representing an uncompressed SEC-1 encoded
    // point on a 256-bit elliptic curve
    Sec1DecodePointUncompressed = 43,
    // Cost of verifying an ECDSA Secp256r1 signature
    VerifyEcdsaSecp256r1Sig = 44,

    // Cost of encoding a BLS12-381 Fp (base field element)
    Bls12381EncodeFp = 45,
    // Cost of decoding a BLS12-381 Fp (base field element)
    Bls12381DecodeFp = 46,
    // Cost of checking a G1 point lies on the curve
    Bls12381G1CheckPointOnCurve = 47,
    // Cost of checking a G1 point belongs to the correct subgroup
    Bls12381G1CheckPointInSubgroup = 48,
    // Cost of checking a G2 point lies on the curve
    Bls12381G2CheckPointOnCurve = 49,
    // Cost of checking a G2 point belongs to the correct subgroup
    Bls12381G2CheckPointInSubgroup = 50,
    // Cost of converting a BLS12-381 G1 point from projective to affine coordinates
    Bls12381G1ProjectiveToAffine = 51,
    // Cost of converting a BLS12-381 G2 point from projective to affine coordinates
    Bls12381G2ProjectiveToAffine = 52,
    // Cost of performing BLS12-381 G1 point addition
    Bls12381G1Add = 53,
    // Cost of performing BLS12-381 G1 scalar multiplication
    Bls12381G1Mul = 54,
    // Cost of performing BLS12-381 G1 multi-scalar multiplication (MSM)
    Bls12381G1Msm = 55,
    // Cost of mapping a BLS12-381 Fp field element to a G1 point
    Bls12381MapFpToG1 = 56,
    // Cost of hashing to a BLS12-381 G1 point
    Bls12381HashToG1 = 57,
    // Cost of performing BLS12-381 G2 point addition
    Bls12381G2Add = 58,
    // Cost of performing BLS12-381 G2 scalar multiplication
    Bls12381G2Mul = 59,
    // Cost of performing BLS12-381 G2 multi-scalar multiplication (MSM)
    Bls12381G2Msm = 60,
    // Cost of mapping a BLS12-381 Fp2 field element to a G2 point
    Bls12381MapFp2ToG2 = 61,
    // Cost of hashing to a BLS12-381 G2 point
    Bls12381HashToG2 = 62,
    // Cost of performing BLS12-381 pairing operation
    Bls12381Pairing = 63,
    // Cost of converting a BLS12-381 scalar element from U256
    Bls12381FrFromU256 = 64,
    // Cost of converting a BLS12-381 scalar element to U256
    Bls12381FrToU256 = 65,
    // Cost of performing BLS12-381 scalar element addition/subtraction
    Bls12381FrAddSub = 66,
    // Cost of performing BLS12-381 scalar element multiplication
    Bls12381FrMul = 67,
    // Cost of performing BLS12-381 scalar element exponentiation
    Bls12381FrPow = 68,
    // Cost of performing BLS12-381 scalar element inversion
    Bls12381FrInv = 69
};

Variants

WasmInsnExec = 0

MemAlloc = 1

MemCpy = 2

MemCmp = 3

DispatchHostFunction = 4

VisitObject = 5

ValSer = 6

ValDeser = 7

ComputeSha256Hash = 8

ComputeEd25519PubKey = 9

VerifyEd25519Sig = 10

VmInstantiation = 11

VmCachedInstantiation = 12

InvokeVmFunction = 13

ComputeKeccak256Hash = 14

DecodeEcdsaCurve256Sig = 15

RecoverEcdsaSecp256k1Key = 16

Int256AddSub = 17

Int256Mul = 18

Int256Div = 19

Int256Pow = 20

Int256Shift = 21

ChaCha20DrawBytes = 22

ParseWasmInstructions = 23

ParseWasmFunctions = 24

ParseWasmGlobals = 25

ParseWasmTableEntries = 26

ParseWasmTypes = 27

ParseWasmDataSegments = 28

ParseWasmElemSegments = 29

ParseWasmImports = 30

ParseWasmExports = 31

ParseWasmDataSegmentBytes = 32

InstantiateWasmInstructions = 33

InstantiateWasmFunctions = 34

InstantiateWasmGlobals = 35

InstantiateWasmTableEntries = 36

InstantiateWasmTypes = 37

InstantiateWasmDataSegments = 38

InstantiateWasmElemSegments = 39

InstantiateWasmImports = 40

InstantiateWasmExports = 41

InstantiateWasmDataSegmentBytes = 42

Sec1DecodePointUncompressed = 43

VerifyEcdsaSecp256r1Sig = 44

Bls12381EncodeFp = 45

Bls12381DecodeFp = 46

Bls12381G1CheckPointOnCurve = 47

Bls12381G1CheckPointInSubgroup = 48

Bls12381G2CheckPointOnCurve = 49

Bls12381G2CheckPointInSubgroup = 50

Bls12381G1ProjectiveToAffine = 51

Bls12381G2ProjectiveToAffine = 52

Bls12381G1Add = 53

Bls12381G1Mul = 54

Bls12381G1Msm = 55

Bls12381MapFpToG1 = 56

Bls12381HashToG1 = 57

Bls12381G2Add = 58

Bls12381G2Mul = 59

Bls12381G2Msm = 60

Bls12381MapFp2ToG2 = 61

Bls12381HashToG2 = 62

Bls12381Pairing = 63

Bls12381FrFromU256 = 64

Bls12381FrToU256 = 65

Bls12381FrAddSub = 66

Bls12381FrMul = 67

Bls12381FrPow = 68

Bls12381FrInv = 69

Implementations

impl ContractCostType

pub const VARIANTS: [ContractCostType; 70]

pub const VARIANTS_STR: [&'static str; 70]

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

pub const fn variants() -> [ContractCostType; 70]

Trait Implementations

impl<'arbitrary> Arbitrary<'arbitrary> for ContractCostType

fn arbitrary( u: &mut Unstructured<'arbitrary>, ) -> Result<ContractCostType, Error>

Generate an arbitrary value of Self from the given unstructured data.

fn arbitrary_take_rest( u: Unstructured<'arbitrary>, ) -> Result<ContractCostType, Error>

Generate an arbitrary value of Self from the entirety of the given unstructured data.

fn size_hint(depth: usize) -> (usize, Option<usize>)

Get a size hint for how many bytes out of an Unstructured this type needs to construct itself.

impl Clone for ContractCostType

fn clone(&self) -> ContractCostType

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for ContractCostType

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ContractCostType

fn deserialize<__D>( __deserializer: __D, ) -> Result<ContractCostType, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for ContractCostType

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

Formats the value using the given formatter.

impl Hash for ContractCostType

fn hash<__H>(&self, state: &mut __H)

where __H: Hasher,

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl Name for ContractCostType

fn name(&self) -> &'static str

impl Ord for ContractCostType

fn cmp(&self, other: &ContractCostType) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for ContractCostType

fn eq(&self, other: &ContractCostType) -> 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 PartialOrd for ContractCostType

fn partial_cmp(&self, other: &ContractCostType) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

Tests less than (for self and other) and is used by the < operator.

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

Tests less than or equal to (for self and other) and is used by the <= operator.

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

Tests greater than (for self and other) and is used by the > operator.

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

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl ReadXdr for ContractCostType

fn read_xdr<R>(r: &mut Limited<R>) -> Result<ContractCostType, Error>

where R: Read,

Read the XDR and construct the type.

fn read_xdr_base64<R>(r: &mut Limited<R>) -> Result<Self, Error>

where R: Read,

Construct the type from the XDR bytes base64 encoded.

fn read_xdr_to_end<R>(r: &mut Limited<R>) -> Result<Self, Error>

where R: Read,

Read the XDR and construct the type, and consider it an error if the read does not completely consume the read implementation.

fn read_xdr_base64_to_end<R>(r: &mut Limited<R>) -> Result<Self, Error>

where R: Read,

Construct the type from the XDR bytes base64 encoded.

fn read_xdr_into<R>(&mut self, r: &mut Limited<R>) -> Result<(), Error>

where R: Read,

Read the XDR and construct the type.

fn read_xdr_into_to_end<R>(&mut self, r: &mut Limited<R>) -> Result<(), Error>

where R: Read,

Read the XDR into the existing value, and consider it an error if the read does not completely consume the read implementation.

fn read_xdr_iter<R>(r: &mut Limited<R>) -> ReadXdrIter<&mut R, Self>

where R: Read,

Create an iterator that reads the read implementation as a stream of values that are read into the implementing type.

fn read_xdr_base64_iter<R>( r: &mut Limited<R>, ) -> ReadXdrIter<DecoderReader<'_, R>, Self>

where R: Read,

Create an iterator that reads the read implementation as a stream of values that are read into the implementing type.

fn from_xdr(bytes: impl AsRef<[u8]>, limits: Limits) -> Result<Self, Error>

Construct the type from the XDR bytes.

fn from_xdr_base64(b64: impl AsRef<[u8]>, limits: Limits) -> Result<Self, Error>

Construct the type from the XDR bytes base64 encoded.

impl Serialize for ContractCostType

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl TryFrom<i32> for ContractCostType

type Error = Error

The type returned in the event of a conversion error.

fn try_from(i: i32) -> Result<ContractCostType, Error>

Performs the conversion.

impl Variants<ContractCostType> for ContractCostType

fn variants() -> Iter<'static, ContractCostType>

impl WriteXdr for ContractCostType

fn write_xdr<W>(&self, w: &mut Limited<W>) -> Result<(), Error>

where W: Write,

fn to_xdr(&self, limits: Limits) -> Result<Vec<u8>, Error>

fn to_xdr_base64(&self, limits: Limits) -> Result<String, Error>

impl Copy for ContractCostType

impl Enum for ContractCostType

impl Eq for ContractCostType

impl StructuralPartialEq for ContractCostType