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6b21ad9922
Everywhere including examples, external interop APIs, bindings generators
code and in other valuable places. A couple of `interface{}` usages are
intentionally left in the CHANGELOG.md, documentation and tests.
82 lines
2.8 KiB
Go
82 lines
2.8 KiB
Go
package interop
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import "github.com/nspcc-dev/neo-go/pkg/interop/neogointernal"
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const (
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// Hash160Len is the length of proper Hash160 in bytes, use it to
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// sanitize input parameters.
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Hash160Len = 20
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// Hash256Len is the length of proper Hash256 in bytes, use it to
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// sanitize input parameters.
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Hash256Len = 32
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// PublicKeyCompressedLen is the length of compressed public key (which
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// is the most common public key type), use it to sanitize input
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// parameters.
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PublicKeyCompressedLen = 33
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// PublicKeyUncompressedLen is the length of uncompressed public key
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// (but you're not likely to ever encounter that), use it to sanitize
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// input parameters.
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PublicKeyUncompressedLen = 65
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// SignatureLen is the length of standard signature, use it to sanitize
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// input parameters.
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SignatureLen = 64
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)
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// Signature represents 64-byte signature.
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type Signature []byte
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// Hash160 represents 20-byte hash.
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type Hash160 []byte
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// Hash256 represents 32-byte hash.
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type Hash256 []byte
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// PublicKey represents marshalled ecdsa public key.
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type PublicKey []byte
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// Interface represents interop interface type which is needed for
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// transparent handling of VM-internal types (e.g. storage.Context).
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type Interface any
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// Equals compares Hash160 with the provided stackitem using EQUAL opcode.
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// The provided stackitem `b` must be either one of the primitive type (int,
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// bool, string, []byte) or derived from the primitive type, otherwise Equals
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// will fail on .(string) conversion.
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func (a Hash160) Equals(b any) bool {
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ha := any(a)
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return bytesEquals(ha, b)
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}
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// Equals compares Hash256 with the provided stackitem using EQUAL opcode.
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// The provided stackitem `b` must be either one of the primitive type (int,
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// bool, string, []byte) or derived from the primitive type, otherwise Equals
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// will fail on .(string) conversion.
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func (a Hash256) Equals(b any) bool {
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ha := any(a)
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return bytesEquals(ha, b)
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}
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// Equals compares PublicKey with the provided stackitem using EQUAL opcode.
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// The provided stackitem `b` must be either one of the primitive type (int,
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// bool, string, []byte) or derived from the primitive type, otherwise Equals
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// will fail on .(string) conversion.
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func (a PublicKey) Equals(b any) bool {
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ha := any(a)
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return bytesEquals(ha, b)
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}
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// Equals compares Signature with the provided stackitem using EQUAL opcode.
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// The provided stackitem `b` must be either one of the primitive types (int,
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// bool, string, []byte) or derived from the primitive type, otherwise Equals
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// will fail on .(string) conversion.
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func (a Signature) Equals(b any) bool {
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ha := any(a)
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return bytesEquals(ha, b)
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}
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// bytesEquals is an internal helper function allowed to compare types that can be
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// converted to ByteString.
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func bytesEquals(a any, b any) bool {
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return (a == nil && b == nil) ||
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(a != nil && b != nil && neogointernal.Opcode2("EQUAL", a.(string), b.(string)).(bool))
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}
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