From 28ed1ccbe5154ff7d49448809daa137bfde430d4 Mon Sep 17 00:00:00 2001 From: Ben Rosen Date: Wed, 22 Oct 2025 13:21:10 -0500 Subject: [PATCH 1/4] Dynamodb: Fixes for binary type decoding, fixes for empty list decoding, tests --- Sources/AWSLambdaEvents/DynamoDB.swift | 21 +++++-- .../AWSLambdaEventsTests/DynamoDBTests.swift | 55 +++++++++++++++++++ 2 files changed, 70 insertions(+), 6 deletions(-) diff --git a/Sources/AWSLambdaEvents/DynamoDB.swift b/Sources/AWSLambdaEvents/DynamoDB.swift index 2e6907f..d199e18 100644 --- a/Sources/AWSLambdaEvents/DynamoDB.swift +++ b/Sources/AWSLambdaEvents/DynamoDB.swift @@ -462,11 +462,14 @@ extension DynamoDBEvent { func decode(_ type: String.Type, forKey key: K) throws -> String { let value = try getValue(forKey: key) - guard case .string(let string) = value else { + switch value { + case .string(let string): + return string + case .binary(let binary): + return Data(binary).base64EncodedString() + default: throw self.createTypeMismatchError(type: type, forKey: key, value: value) } - - return string } func decode(_ type: Double.Type, forKey key: K) throws -> Double { @@ -651,11 +654,14 @@ extension DynamoDBEvent { } func decode(_: String.Type) throws -> String { - guard case .string(let string) = self.value else { + switch self.value { + case .string(let string): + return string + case .binary(let binary): + return Data(binary).base64EncodedString() + default: throw self.createTypeMismatchError(type: String.self, value: self.value) } - - return string } func decode(_: Double.Type) throws -> Double { @@ -769,6 +775,9 @@ extension DynamoDBEvent { self.codingPath = codingPath self.array = array self.count = array.count + + // No need to decode if array is empty + self.isAtEnd = array.isEmpty } mutating func decodeNil() throws -> Bool { diff --git a/Tests/AWSLambdaEventsTests/DynamoDBTests.swift b/Tests/AWSLambdaEventsTests/DynamoDBTests.swift index e3b1948..5e0ba8b 100644 --- a/Tests/AWSLambdaEventsTests/DynamoDBTests.swift +++ b/Tests/AWSLambdaEventsTests/DynamoDBTests.swift @@ -251,4 +251,59 @@ struct DynamoDBTests { #expect(test?.foo == "bar") #expect(test?.xyz == 123) } + + @Test func decoderEmptyList() { + let value: [String: DynamoDBEvent.AttributeValue] = [ + "fooList": .list([]) + ] + + struct Test: Codable { + let fooList: [Int] + } + + let test = try? DynamoDBEvent.Decoder().decode(Test.self, from: value) + #expect(test?.fooList == []) + } + + @Test func decoderNonEmptyList() { + let value: [String: DynamoDBEvent.AttributeValue] = [ + "fooList": .list([.string("test")]) + ] + + struct Test: Codable { + let fooList: [String] + } + + let test = try? DynamoDBEvent.Decoder().decode(Test.self, from: value) + #expect(test?.fooList == ["test"]) + } + + @Test func decoderBinaryToBase64KeyedDecodingContainer() { + let value: [String: DynamoDBEvent.AttributeValue] = [ + "xyz": .binary([0x74, 0x65, 0x73, 0x74]) // UTF8 for "test" + ] + + struct Test: Codable { + let xyz: String + } + + let test = try? DynamoDBEvent.Decoder().decode(Test.self, from: value) + #expect(test?.xyz == "dGVzdA==") // base64 for "test" + } + + @Test func decoderBinaryToBase64SingleValueDecodingContainer() { + let value: DynamoDBEvent.AttributeValue = .binary([0x74, 0x65, 0x73, 0x74]) // UTF8 for "test" + + let test = try? DynamoDBEvent.Decoder().decode(String.self, from: value) + #expect(test == "dGVzdA==") // base64 for "test" + } + + @Test func decoderBinaryToBase64UnkeyedValueContainer() { + let value: DynamoDBEvent.AttributeValue = .list([ + .binary([0x74, 0x65, 0x73, 0x74]) // UTF8 for "test" + ]) + + let test = try? DynamoDBEvent.Decoder().decode([String].self, from: value) + #expect(test == ["dGVzdA=="]) // base64 for "test" + } } From 1dadc5718f9ea86670fdd037757ddeae43f5582c Mon Sep 17 00:00:00 2001 From: Ben Rosen Date: Wed, 22 Oct 2025 13:38:24 -0500 Subject: [PATCH 2/4] use original source (https://github.com/fabianfett/swift-base64-kit) for base64 encoding code that does not require Data --- Sources/AWSLambdaEvents/DynamoDB.swift | 4 +- Sources/AWSLambdaEvents/Utils/Base64.swift | 251 +++++++++++++++++++++ 2 files changed, 253 insertions(+), 2 deletions(-) diff --git a/Sources/AWSLambdaEvents/DynamoDB.swift b/Sources/AWSLambdaEvents/DynamoDB.swift index d199e18..571d616 100644 --- a/Sources/AWSLambdaEvents/DynamoDB.swift +++ b/Sources/AWSLambdaEvents/DynamoDB.swift @@ -466,7 +466,7 @@ extension DynamoDBEvent { case .string(let string): return string case .binary(let binary): - return Data(binary).base64EncodedString() + return Base64.encodeToString(bytes: binary) default: throw self.createTypeMismatchError(type: type, forKey: key, value: value) } @@ -658,7 +658,7 @@ extension DynamoDBEvent { case .string(let string): return string case .binary(let binary): - return Data(binary).base64EncodedString() + return Base64.encodeToString(bytes: binary) default: throw self.createTypeMismatchError(type: String.self, value: self.value) } diff --git a/Sources/AWSLambdaEvents/Utils/Base64.swift b/Sources/AWSLambdaEvents/Utils/Base64.swift index e5ed3cb..f7869ab 100644 --- a/Sources/AWSLambdaEvents/Utils/Base64.swift +++ b/Sources/AWSLambdaEvents/Utils/Base64.swift @@ -19,6 +19,257 @@ struct Base64 {} +// MARK: - Encoding - + +extension Base64 { + public struct EncodingOptions: OptionSet { + public let rawValue: UInt + public init(rawValue: UInt) { self.rawValue = rawValue } + + public static let base64UrlAlphabet = EncodingOptions(rawValue: UInt(1 << 0)) + public static let omitPaddingCharacter = EncodingOptions(rawValue: UInt(1 << 1)) + } + + @usableFromInline + static let encodePaddingCharacter: UInt8 = 61 + + @usableFromInline + static let encoding0: [UInt8] = [ + UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "C"), + UInt8(ascii: "C"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "E"), UInt8(ascii: "E"), UInt8(ascii: "E"), + UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "H"), + UInt8(ascii: "H"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "J"), UInt8(ascii: "J"), UInt8(ascii: "J"), + UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "M"), + UInt8(ascii: "M"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "O"), UInt8(ascii: "O"), UInt8(ascii: "O"), + UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "R"), + UInt8(ascii: "R"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "T"), UInt8(ascii: "T"), UInt8(ascii: "T"), + UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "W"), + UInt8(ascii: "W"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), + UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "b"), + UInt8(ascii: "b"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "d"), UInt8(ascii: "d"), UInt8(ascii: "d"), + UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "g"), + UInt8(ascii: "g"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "i"), UInt8(ascii: "i"), UInt8(ascii: "i"), + UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "l"), + UInt8(ascii: "l"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "n"), UInt8(ascii: "n"), UInt8(ascii: "n"), + UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "q"), + UInt8(ascii: "q"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "s"), UInt8(ascii: "s"), UInt8(ascii: "s"), + UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "v"), + UInt8(ascii: "v"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "x"), UInt8(ascii: "x"), UInt8(ascii: "x"), + UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "0"), + UInt8(ascii: "0"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "2"), UInt8(ascii: "2"), UInt8(ascii: "2"), + UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "5"), + UInt8(ascii: "5"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "7"), UInt8(ascii: "7"), UInt8(ascii: "7"), + UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "+"), UInt8(ascii: "+"), + UInt8(ascii: "+"), UInt8(ascii: "+"), UInt8(ascii: "/"), UInt8(ascii: "/"), UInt8(ascii: "/"), UInt8(ascii: "/"), + ] + + @usableFromInline + static let encoding1: [UInt8] = [ + UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), + UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), + UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), + UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), + UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), + UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), + UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "+"), UInt8(ascii: "/"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), + UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), + UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), + UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), + UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), + UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), + UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "+"), UInt8(ascii: "/"), UInt8(ascii: "A"), UInt8(ascii: "B"), + UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), + UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), + UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), + UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), + UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), + UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), + UInt8(ascii: "+"), UInt8(ascii: "/"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), + UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), + UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), + UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), + UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), + UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), + UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "+"), UInt8(ascii: "/"), + ] + + @usableFromInline + static let encoding0url: [UInt8] = [ + UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "C"), + UInt8(ascii: "C"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "E"), UInt8(ascii: "E"), UInt8(ascii: "E"), + UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "H"), + UInt8(ascii: "H"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "J"), UInt8(ascii: "J"), UInt8(ascii: "J"), + UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "M"), + UInt8(ascii: "M"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "O"), UInt8(ascii: "O"), UInt8(ascii: "O"), + UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "R"), + UInt8(ascii: "R"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "T"), UInt8(ascii: "T"), UInt8(ascii: "T"), + UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "W"), + UInt8(ascii: "W"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), + UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "b"), + UInt8(ascii: "b"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "d"), UInt8(ascii: "d"), UInt8(ascii: "d"), + UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "g"), + UInt8(ascii: "g"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "i"), UInt8(ascii: "i"), UInt8(ascii: "i"), + UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "l"), + UInt8(ascii: "l"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "n"), UInt8(ascii: "n"), UInt8(ascii: "n"), + UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "q"), + UInt8(ascii: "q"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "s"), UInt8(ascii: "s"), UInt8(ascii: "s"), + UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "v"), + UInt8(ascii: "v"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "x"), UInt8(ascii: "x"), UInt8(ascii: "x"), + UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "0"), + UInt8(ascii: "0"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "2"), UInt8(ascii: "2"), UInt8(ascii: "2"), + UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "5"), + UInt8(ascii: "5"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "7"), UInt8(ascii: "7"), UInt8(ascii: "7"), + UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "-"), UInt8(ascii: "-"), + UInt8(ascii: "-"), UInt8(ascii: "-"), UInt8(ascii: "_"), UInt8(ascii: "_"), UInt8(ascii: "_"), UInt8(ascii: "_"), + ] + + @usableFromInline + static let encoding1url: [UInt8] = [ + UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), + UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), + UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), + UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), + UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), + UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), + UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "-"), UInt8(ascii: "_"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), + UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), + UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), + UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), + UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), + UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), + UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "-"), UInt8(ascii: "_"), UInt8(ascii: "A"), UInt8(ascii: "B"), + UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), + UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), + UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), + UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), + UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), + UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), + UInt8(ascii: "-"), UInt8(ascii: "_"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), + UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), + UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), + UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), + UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), + UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), + UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "-"), UInt8(ascii: "_"), + ] + + @inlinable + public static func encodeToBytes(bytes: Buffer, options: EncodingOptions = []) + -> [UInt8] where Buffer.Element == UInt8 + { + let newCapacity = ((bytes.count + 2) / 3) * 4 + + if let result = bytes.withContiguousStorageIfAvailable({ input -> [UInt8] in + [UInt8](unsafeUninitializedCapacity: newCapacity) { buffer, length in + Self._encodeChromium(input: input, buffer: buffer, length: &length, options: options) + } + }) { + return result + } + + return self.encodeToBytes(bytes: Array(bytes), options: options) + } + + @inlinable + public static func encodeToString(bytes: Buffer, options: EncodingOptions = []) + -> String where Buffer.Element == UInt8 + { + let newCapacity = ((bytes.count + 2) / 3) * 4 + + #if swift(>=5.3) + if #available(OSX 11.0, iOS 14.0, tvOS 14.0, watchOS 7.0, *) { + if let result = bytes.withContiguousStorageIfAvailable({ input -> String in + String(unsafeUninitializedCapacity: newCapacity) { buffer -> Int in + var length = newCapacity + Self._encodeChromium(input: input, buffer: buffer, length: &length, options: options) + return length + } + }) { + return result + } + + return self.encodeToString(bytes: Array(bytes), options: options) + } else { + let bytes: [UInt8] = self.encodeToBytes(bytes: bytes, options: options) + return String(decoding: bytes, as: Unicode.UTF8.self) + } + #else + let bytes: [UInt8] = self.encodeBytes(bytes: bytes, options: options) + return String(decoding: bytes, as: Unicode.UTF8.self) + #endif + } + + @inlinable + static func _encodeChromium(input: UnsafeBufferPointer, buffer: UnsafeMutableBufferPointer, length: inout Int, options: EncodingOptions) { + let omitPaddingCharacter = options.contains(.omitPaddingCharacter) + + Self.withUnsafeEncodingTablesAsBufferPointers(options: options) { e0, e1 in + let to = input.count / 3 * 3 + var outIndex = 0 + for index in stride(from: 0, to: to, by: 3) { + let i1 = input[index] + let i2 = input[index + 1] + let i3 = input[index + 2] + buffer[outIndex] = e0[Int(i1)] + buffer[outIndex + 1] = e1[Int(((i1 & 0x03) << 4) | ((i2 >> 4) & 0x0F))] + buffer[outIndex + 2] = e1[Int(((i2 & 0x0F) << 2) | ((i3 >> 6) & 0x03))] + buffer[outIndex + 3] = e1[Int(i3)] + outIndex += 4 + } + + if to < input.count { + let index = to + + let i1 = input[index] + let i2 = index + 1 < input.count ? input[index + 1] : nil + let i3 = index + 2 < input.count ? input[index + 2] : nil + + buffer[outIndex] = e0[Int(i1)] + + if let i2 = i2, let i3 = i3 { + buffer[outIndex + 1] = e1[Int(((i1 & 0x03) << 4) | ((i2 >> 4) & 0x0F))] + buffer[outIndex + 2] = e1[Int(((i2 & 0x0F) << 2) | ((i3 >> 6) & 0x03))] + buffer[outIndex + 3] = e1[Int(i3)] + outIndex += 4 + } else if let i2 = i2 { + buffer[outIndex + 1] = e1[Int(((i1 & 0x03) << 4) | ((i2 >> 4) & 0x0F))] + buffer[outIndex + 2] = e1[Int((i2 & 0x0F) << 2)] + outIndex += 3 + if !omitPaddingCharacter { + buffer[outIndex] = Self.encodePaddingCharacter + outIndex += 1 + } + } else { + buffer[outIndex + 1] = e1[Int((i1 & 0x03) << 4)] + outIndex += 2 + if !omitPaddingCharacter { + buffer[outIndex] = Self.encodePaddingCharacter + buffer[outIndex + 1] = Self.encodePaddingCharacter + outIndex += 2 + } + } + } + + length = outIndex + } + } + + @inlinable + static func withUnsafeEncodingTablesAsBufferPointers(options: Base64.EncodingOptions, _ body: (UnsafeBufferPointer, UnsafeBufferPointer) throws -> R) rethrows -> R { + let encoding0 = options.contains(.base64UrlAlphabet) ? Self.encoding0url : Self.encoding0 + let encoding1 = options.contains(.base64UrlAlphabet) ? Self.encoding1url : Self.encoding1 + + assert(encoding0.count == 256) + assert(encoding1.count == 256) + + return try encoding0.withUnsafeBufferPointer { e0 -> R in + try encoding1.withUnsafeBufferPointer { e1 -> R in + try body(e0, e1) + } + } + } +} + // MARK: - Decode - extension Base64 { From 090c420290442da0c2c1ccc96d2d5cb3fd061c85 Mon Sep 17 00:00:00 2001 From: Ben Rosen Date: Wed, 22 Oct 2025 13:44:17 -0500 Subject: [PATCH 3/4] Revert "use original source (https://github.com/fabianfett/swift-base64-kit) for base64 encoding code that does not require Data" This reverts commit 1dadc5718f9ea86670fdd037757ddeae43f5582c. --- Sources/AWSLambdaEvents/DynamoDB.swift | 4 +- Sources/AWSLambdaEvents/Utils/Base64.swift | 251 --------------------- 2 files changed, 2 insertions(+), 253 deletions(-) diff --git a/Sources/AWSLambdaEvents/DynamoDB.swift b/Sources/AWSLambdaEvents/DynamoDB.swift index 571d616..d199e18 100644 --- a/Sources/AWSLambdaEvents/DynamoDB.swift +++ b/Sources/AWSLambdaEvents/DynamoDB.swift @@ -466,7 +466,7 @@ extension DynamoDBEvent { case .string(let string): return string case .binary(let binary): - return Base64.encodeToString(bytes: binary) + return Data(binary).base64EncodedString() default: throw self.createTypeMismatchError(type: type, forKey: key, value: value) } @@ -658,7 +658,7 @@ extension DynamoDBEvent { case .string(let string): return string case .binary(let binary): - return Base64.encodeToString(bytes: binary) + return Data(binary).base64EncodedString() default: throw self.createTypeMismatchError(type: String.self, value: self.value) } diff --git a/Sources/AWSLambdaEvents/Utils/Base64.swift b/Sources/AWSLambdaEvents/Utils/Base64.swift index f7869ab..e5ed3cb 100644 --- a/Sources/AWSLambdaEvents/Utils/Base64.swift +++ b/Sources/AWSLambdaEvents/Utils/Base64.swift @@ -19,257 +19,6 @@ struct Base64 {} -// MARK: - Encoding - - -extension Base64 { - public struct EncodingOptions: OptionSet { - public let rawValue: UInt - public init(rawValue: UInt) { self.rawValue = rawValue } - - public static let base64UrlAlphabet = EncodingOptions(rawValue: UInt(1 << 0)) - public static let omitPaddingCharacter = EncodingOptions(rawValue: UInt(1 << 1)) - } - - @usableFromInline - static let encodePaddingCharacter: UInt8 = 61 - - @usableFromInline - static let encoding0: [UInt8] = [ - UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "C"), - UInt8(ascii: "C"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "E"), UInt8(ascii: "E"), UInt8(ascii: "E"), - UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "H"), - UInt8(ascii: "H"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "J"), UInt8(ascii: "J"), UInt8(ascii: "J"), - UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "M"), - UInt8(ascii: "M"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "O"), UInt8(ascii: "O"), UInt8(ascii: "O"), - UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "R"), - UInt8(ascii: "R"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "T"), UInt8(ascii: "T"), UInt8(ascii: "T"), - UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "W"), - UInt8(ascii: "W"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), - UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "b"), - UInt8(ascii: "b"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "d"), UInt8(ascii: "d"), UInt8(ascii: "d"), - UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "g"), - UInt8(ascii: "g"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "i"), UInt8(ascii: "i"), UInt8(ascii: "i"), - UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "l"), - UInt8(ascii: "l"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "n"), UInt8(ascii: "n"), UInt8(ascii: "n"), - UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "q"), - UInt8(ascii: "q"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "s"), UInt8(ascii: "s"), UInt8(ascii: "s"), - UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "v"), - UInt8(ascii: "v"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "x"), UInt8(ascii: "x"), UInt8(ascii: "x"), - UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "0"), - UInt8(ascii: "0"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "2"), UInt8(ascii: "2"), UInt8(ascii: "2"), - UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "5"), - UInt8(ascii: "5"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "7"), UInt8(ascii: "7"), UInt8(ascii: "7"), - UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "+"), UInt8(ascii: "+"), - UInt8(ascii: "+"), UInt8(ascii: "+"), UInt8(ascii: "/"), UInt8(ascii: "/"), UInt8(ascii: "/"), UInt8(ascii: "/"), - ] - - @usableFromInline - static let encoding1: [UInt8] = [ - UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), - UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), - UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), - UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), - UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), - UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), - UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "+"), UInt8(ascii: "/"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), - UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), - UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), - UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), - UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), - UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), - UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "+"), UInt8(ascii: "/"), UInt8(ascii: "A"), UInt8(ascii: "B"), - UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), - UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), - UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), - UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), - UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), - UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), - UInt8(ascii: "+"), UInt8(ascii: "/"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), - UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), - UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), - UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), - UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), - UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), - UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "+"), UInt8(ascii: "/"), - ] - - @usableFromInline - static let encoding0url: [UInt8] = [ - UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "C"), - UInt8(ascii: "C"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "E"), UInt8(ascii: "E"), UInt8(ascii: "E"), - UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "H"), - UInt8(ascii: "H"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "J"), UInt8(ascii: "J"), UInt8(ascii: "J"), - UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "M"), - UInt8(ascii: "M"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "O"), UInt8(ascii: "O"), UInt8(ascii: "O"), - UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "R"), - UInt8(ascii: "R"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "T"), UInt8(ascii: "T"), UInt8(ascii: "T"), - UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "W"), - UInt8(ascii: "W"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), UInt8(ascii: "Y"), - UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "b"), - UInt8(ascii: "b"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "d"), UInt8(ascii: "d"), UInt8(ascii: "d"), - UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "g"), - UInt8(ascii: "g"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "i"), UInt8(ascii: "i"), UInt8(ascii: "i"), - UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "l"), - UInt8(ascii: "l"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "n"), UInt8(ascii: "n"), UInt8(ascii: "n"), - UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "q"), - UInt8(ascii: "q"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "s"), UInt8(ascii: "s"), UInt8(ascii: "s"), - UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "v"), - UInt8(ascii: "v"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "x"), UInt8(ascii: "x"), UInt8(ascii: "x"), - UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "0"), - UInt8(ascii: "0"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "2"), UInt8(ascii: "2"), UInt8(ascii: "2"), - UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "5"), - UInt8(ascii: "5"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "7"), UInt8(ascii: "7"), UInt8(ascii: "7"), - UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "9"), UInt8(ascii: "-"), UInt8(ascii: "-"), - UInt8(ascii: "-"), UInt8(ascii: "-"), UInt8(ascii: "_"), UInt8(ascii: "_"), UInt8(ascii: "_"), UInt8(ascii: "_"), - ] - - @usableFromInline - static let encoding1url: [UInt8] = [ - UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), - UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), - UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), - UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), - UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), - UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), - UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "-"), UInt8(ascii: "_"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), - UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), - UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), - UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), - UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), - UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), - UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "-"), UInt8(ascii: "_"), UInt8(ascii: "A"), UInt8(ascii: "B"), - UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), - UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), - UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), - UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), - UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), - UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), - UInt8(ascii: "-"), UInt8(ascii: "_"), UInt8(ascii: "A"), UInt8(ascii: "B"), UInt8(ascii: "C"), UInt8(ascii: "D"), UInt8(ascii: "E"), UInt8(ascii: "F"), UInt8(ascii: "G"), UInt8(ascii: "H"), - UInt8(ascii: "I"), UInt8(ascii: "J"), UInt8(ascii: "K"), UInt8(ascii: "L"), UInt8(ascii: "M"), UInt8(ascii: "N"), UInt8(ascii: "O"), UInt8(ascii: "P"), UInt8(ascii: "Q"), UInt8(ascii: "R"), - UInt8(ascii: "S"), UInt8(ascii: "T"), UInt8(ascii: "U"), UInt8(ascii: "V"), UInt8(ascii: "W"), UInt8(ascii: "X"), UInt8(ascii: "Y"), UInt8(ascii: "Z"), UInt8(ascii: "a"), UInt8(ascii: "b"), - UInt8(ascii: "c"), UInt8(ascii: "d"), UInt8(ascii: "e"), UInt8(ascii: "f"), UInt8(ascii: "g"), UInt8(ascii: "h"), UInt8(ascii: "i"), UInt8(ascii: "j"), UInt8(ascii: "k"), UInt8(ascii: "l"), - UInt8(ascii: "m"), UInt8(ascii: "n"), UInt8(ascii: "o"), UInt8(ascii: "p"), UInt8(ascii: "q"), UInt8(ascii: "r"), UInt8(ascii: "s"), UInt8(ascii: "t"), UInt8(ascii: "u"), UInt8(ascii: "v"), - UInt8(ascii: "w"), UInt8(ascii: "x"), UInt8(ascii: "y"), UInt8(ascii: "z"), UInt8(ascii: "0"), UInt8(ascii: "1"), UInt8(ascii: "2"), UInt8(ascii: "3"), UInt8(ascii: "4"), UInt8(ascii: "5"), - UInt8(ascii: "6"), UInt8(ascii: "7"), UInt8(ascii: "8"), UInt8(ascii: "9"), UInt8(ascii: "-"), UInt8(ascii: "_"), - ] - - @inlinable - public static func encodeToBytes(bytes: Buffer, options: EncodingOptions = []) - -> [UInt8] where Buffer.Element == UInt8 - { - let newCapacity = ((bytes.count + 2) / 3) * 4 - - if let result = bytes.withContiguousStorageIfAvailable({ input -> [UInt8] in - [UInt8](unsafeUninitializedCapacity: newCapacity) { buffer, length in - Self._encodeChromium(input: input, buffer: buffer, length: &length, options: options) - } - }) { - return result - } - - return self.encodeToBytes(bytes: Array(bytes), options: options) - } - - @inlinable - public static func encodeToString(bytes: Buffer, options: EncodingOptions = []) - -> String where Buffer.Element == UInt8 - { - let newCapacity = ((bytes.count + 2) / 3) * 4 - - #if swift(>=5.3) - if #available(OSX 11.0, iOS 14.0, tvOS 14.0, watchOS 7.0, *) { - if let result = bytes.withContiguousStorageIfAvailable({ input -> String in - String(unsafeUninitializedCapacity: newCapacity) { buffer -> Int in - var length = newCapacity - Self._encodeChromium(input: input, buffer: buffer, length: &length, options: options) - return length - } - }) { - return result - } - - return self.encodeToString(bytes: Array(bytes), options: options) - } else { - let bytes: [UInt8] = self.encodeToBytes(bytes: bytes, options: options) - return String(decoding: bytes, as: Unicode.UTF8.self) - } - #else - let bytes: [UInt8] = self.encodeBytes(bytes: bytes, options: options) - return String(decoding: bytes, as: Unicode.UTF8.self) - #endif - } - - @inlinable - static func _encodeChromium(input: UnsafeBufferPointer, buffer: UnsafeMutableBufferPointer, length: inout Int, options: EncodingOptions) { - let omitPaddingCharacter = options.contains(.omitPaddingCharacter) - - Self.withUnsafeEncodingTablesAsBufferPointers(options: options) { e0, e1 in - let to = input.count / 3 * 3 - var outIndex = 0 - for index in stride(from: 0, to: to, by: 3) { - let i1 = input[index] - let i2 = input[index + 1] - let i3 = input[index + 2] - buffer[outIndex] = e0[Int(i1)] - buffer[outIndex + 1] = e1[Int(((i1 & 0x03) << 4) | ((i2 >> 4) & 0x0F))] - buffer[outIndex + 2] = e1[Int(((i2 & 0x0F) << 2) | ((i3 >> 6) & 0x03))] - buffer[outIndex + 3] = e1[Int(i3)] - outIndex += 4 - } - - if to < input.count { - let index = to - - let i1 = input[index] - let i2 = index + 1 < input.count ? input[index + 1] : nil - let i3 = index + 2 < input.count ? input[index + 2] : nil - - buffer[outIndex] = e0[Int(i1)] - - if let i2 = i2, let i3 = i3 { - buffer[outIndex + 1] = e1[Int(((i1 & 0x03) << 4) | ((i2 >> 4) & 0x0F))] - buffer[outIndex + 2] = e1[Int(((i2 & 0x0F) << 2) | ((i3 >> 6) & 0x03))] - buffer[outIndex + 3] = e1[Int(i3)] - outIndex += 4 - } else if let i2 = i2 { - buffer[outIndex + 1] = e1[Int(((i1 & 0x03) << 4) | ((i2 >> 4) & 0x0F))] - buffer[outIndex + 2] = e1[Int((i2 & 0x0F) << 2)] - outIndex += 3 - if !omitPaddingCharacter { - buffer[outIndex] = Self.encodePaddingCharacter - outIndex += 1 - } - } else { - buffer[outIndex + 1] = e1[Int((i1 & 0x03) << 4)] - outIndex += 2 - if !omitPaddingCharacter { - buffer[outIndex] = Self.encodePaddingCharacter - buffer[outIndex + 1] = Self.encodePaddingCharacter - outIndex += 2 - } - } - } - - length = outIndex - } - } - - @inlinable - static func withUnsafeEncodingTablesAsBufferPointers(options: Base64.EncodingOptions, _ body: (UnsafeBufferPointer, UnsafeBufferPointer) throws -> R) rethrows -> R { - let encoding0 = options.contains(.base64UrlAlphabet) ? Self.encoding0url : Self.encoding0 - let encoding1 = options.contains(.base64UrlAlphabet) ? Self.encoding1url : Self.encoding1 - - assert(encoding0.count == 256) - assert(encoding1.count == 256) - - return try encoding0.withUnsafeBufferPointer { e0 -> R in - try encoding1.withUnsafeBufferPointer { e1 -> R in - try body(e0, e1) - } - } - } -} - // MARK: - Decode - extension Base64 { From 12bef7927e6fe61fb2573d41a3c29287c1f6c3a9 Mon Sep 17 00:00:00 2001 From: Ben Rosen Date: Wed, 22 Oct 2025 13:49:39 -0500 Subject: [PATCH 4/4] Fix one typo --- Tests/AWSLambdaEventsTests/DynamoDBTests.swift | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Tests/AWSLambdaEventsTests/DynamoDBTests.swift b/Tests/AWSLambdaEventsTests/DynamoDBTests.swift index 5e0ba8b..4e53f17 100644 --- a/Tests/AWSLambdaEventsTests/DynamoDBTests.swift +++ b/Tests/AWSLambdaEventsTests/DynamoDBTests.swift @@ -298,7 +298,7 @@ struct DynamoDBTests { #expect(test == "dGVzdA==") // base64 for "test" } - @Test func decoderBinaryToBase64UnkeyedValueContainer() { + @Test func decoderBinaryToBase64UnkeyedDecodingContainer() { let value: DynamoDBEvent.AttributeValue = .list([ .binary([0x74, 0x65, 0x73, 0x74]) // UTF8 for "test" ])