diff --git a/4sem/isaip/03/AESCryptor/.idea/.gitignore b/4sem/isaip/03/AESCryptor/.idea/.gitignore new file mode 100644 index 0000000..26d3352 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/.idea/.gitignore @@ -0,0 +1,3 @@ +# Default ignored files +/shelf/ +/workspace.xml diff --git a/4sem/isaip/03/AESCryptor/.idea/compiler.xml b/4sem/isaip/03/AESCryptor/.idea/compiler.xml new file mode 100644 index 0000000..fdd28e9 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/.idea/compiler.xml @@ -0,0 +1,9 @@ + + + + + + + + \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/.idea/libraries/Dart_Packages.xml b/4sem/isaip/03/AESCryptor/.idea/libraries/Dart_Packages.xml new file mode 100644 index 0000000..1fd7a6d --- /dev/null +++ b/4sem/isaip/03/AESCryptor/.idea/libraries/Dart_Packages.xml @@ -0,0 +1,188 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/.idea/libraries/Dart_SDK.xml b/4sem/isaip/03/AESCryptor/.idea/libraries/Dart_SDK.xml new file mode 100644 index 0000000..8673624 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/.idea/libraries/Dart_SDK.xml @@ -0,0 +1,28 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/.idea/libraries/Flutter_Plugins.xml b/4sem/isaip/03/AESCryptor/.idea/libraries/Flutter_Plugins.xml new file mode 100644 index 0000000..db9c07b --- /dev/null +++ b/4sem/isaip/03/AESCryptor/.idea/libraries/Flutter_Plugins.xml @@ -0,0 +1,9 @@ + + + + + + + + + \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/.idea/misc.xml b/4sem/isaip/03/AESCryptor/.idea/misc.xml new file mode 100644 index 0000000..f4f6d79 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/.idea/misc.xml @@ -0,0 +1,9 @@ + + + + + + + + + \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/.idea/modules.xml b/4sem/isaip/03/AESCryptor/.idea/modules.xml new file mode 100644 index 0000000..5d19a3e --- /dev/null +++ b/4sem/isaip/03/AESCryptor/.idea/modules.xml @@ -0,0 +1,8 @@ + + + + + + + + \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/.idea/runConfigurations.xml b/4sem/isaip/03/AESCryptor/.idea/runConfigurations.xml new file mode 100644 index 0000000..797acea --- /dev/null +++ b/4sem/isaip/03/AESCryptor/.idea/runConfigurations.xml @@ -0,0 +1,10 @@ + + + + + + \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/.gitignore b/4sem/isaip/03/AESCryptor/aes_cryptor/.gitignore new file mode 100644 index 0000000..de9cf45 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/.gitignore @@ -0,0 +1,47 @@ +# Miscellaneous +*.class +*.log +*.pyc +*.swp +.DS_Store +.atom/ +.buildlog/ +.history +.svn/ + +# IntelliJ related +*.iml +*.ipr +*.iws +.idea/ + +# The .vscode folder contains launch configuration and tasks you configure in +# VS Code which you may wish to be included in version control, so this line +# is commented out by default. +#.vscode/ + +# Flutter/Dart/Pub related +**/doc/api/ +**/ios/Flutter/.last_build_id +.dart_tool/ +.flutter-plugins +.flutter-plugins-dependencies +.packages +.pub-cache/ +.pub/ +/build/ + +# Web related +lib/generated_plugin_registrant.dart + +# Symbolication related +app.*.symbols + +# Obfuscation related +app.*.map.json + +# Android Studio will place build artifacts here +/android/app/debug +/android/app/profile +/android/app/release +/build diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/.metadata b/4sem/isaip/03/AESCryptor/aes_cryptor/.metadata new file mode 100644 index 0000000..80206eb --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/.metadata @@ -0,0 +1,10 @@ +# This file tracks properties of this Flutter project. +# Used by Flutter tool to assess capabilities and perform upgrades etc. +# +# This file should be version controlled and should not be manually edited. + +version: + revision: c5a4b4029c0798f37c4a39b479d7cb75daa7b05c + channel: stable + +project_type: app diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/README.md b/4sem/isaip/03/AESCryptor/aes_cryptor/README.md new file mode 100644 index 0000000..e6eed22 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/README.md @@ -0,0 +1,16 @@ +# aes_cryptor + +AES Encryptor/Decryptor + +## Getting Started + +This project is a starting point for a Flutter application. + +A few resources to get you started if this is your first Flutter project: + +- [Lab: Write your first Flutter app](https://flutter.dev/docs/get-started/codelab) +- [Cookbook: Useful Flutter samples](https://flutter.dev/docs/cookbook) + +For help getting started with Flutter, view our +[online documentation](https://flutter.dev/docs), which offers tutorials, +samples, guidance on mobile development, and a full API reference. diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/aes_crypt.dart b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/aes_crypt.dart new file mode 100644 index 0000000..33b8fdd --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/aes_crypt.dart @@ -0,0 +1,8 @@ +library aes_crypt; + +import "dart:math"; +import "dart:typed_data"; + +part "src/aes.dart"; +part "src/aes_facade.dart"; +part "src/utils.dart"; diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/aes.dart b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/aes.dart new file mode 100644 index 0000000..a083db5 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/aes.dart @@ -0,0 +1,466 @@ +part of aes_crypt; + +// This is AES 256 CBC port from PHP phpAES library to Dart lang +// https://github.com/phillipsdata/phpaes + +class _AES { + // The S-Box substitution table. + static final Uint8List _sBox = Uint8List.fromList([ + 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, + 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, + 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, + 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, + 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, + 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, + 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, + 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, + 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, + 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, + 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, + 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, + 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, + 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, + 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, + 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, + 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, + 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, + 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, + 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, + 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, + 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, + 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, + 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, + 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, + 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, + 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, + 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, + 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, + 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, + 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, + 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16 + ]); + + // The inverse S-Box substitution table. + static final Uint8List _invSBox = Uint8List.fromList([ + 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, + 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb, + 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, + 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb, + 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, + 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e, + 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, + 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25, + 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, + 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92, + 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, + 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84, + 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, + 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06, + 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, + 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b, + 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, + 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73, + 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, + 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e, + 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, + 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b, + 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, + 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4, + 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, + 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f, + 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, + 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef, + 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, + 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61, + 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, + 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d + ]); + + // Log table based on 0xe5 + static final Uint8List _ltable = Uint8List.fromList([ + 0x00, 0xff, 0xc8, 0x08, 0x91, 0x10, 0xd0, 0x36, + 0x5a, 0x3e, 0xd8, 0x43, 0x99, 0x77, 0xfe, 0x18, + 0x23, 0x20, 0x07, 0x70, 0xa1, 0x6c, 0x0c, 0x7f, + 0x62, 0x8b, 0x40, 0x46, 0xc7, 0x4b, 0xe0, 0x0e, + 0xeb, 0x16, 0xe8, 0xad, 0xcf, 0xcd, 0x39, 0x53, + 0x6a, 0x27, 0x35, 0x93, 0xd4, 0x4e, 0x48, 0xc3, + 0x2b, 0x79, 0x54, 0x28, 0x09, 0x78, 0x0f, 0x21, + 0x90, 0x87, 0x14, 0x2a, 0xa9, 0x9c, 0xd6, 0x74, + 0xb4, 0x7c, 0xde, 0xed, 0xb1, 0x86, 0x76, 0xa4, + 0x98, 0xe2, 0x96, 0x8f, 0x02, 0x32, 0x1c, 0xc1, + 0x33, 0xee, 0xef, 0x81, 0xfd, 0x30, 0x5c, 0x13, + 0x9d, 0x29, 0x17, 0xc4, 0x11, 0x44, 0x8c, 0x80, + 0xf3, 0x73, 0x42, 0x1e, 0x1d, 0xb5, 0xf0, 0x12, + 0xd1, 0x5b, 0x41, 0xa2, 0xd7, 0x2c, 0xe9, 0xd5, + 0x59, 0xcb, 0x50, 0xa8, 0xdc, 0xfc, 0xf2, 0x56, + 0x72, 0xa6, 0x65, 0x2f, 0x9f, 0x9b, 0x3d, 0xba, + 0x7d, 0xc2, 0x45, 0x82, 0xa7, 0x57, 0xb6, 0xa3, + 0x7a, 0x75, 0x4f, 0xae, 0x3f, 0x37, 0x6d, 0x47, + 0x61, 0xbe, 0xab, 0xd3, 0x5f, 0xb0, 0x58, 0xaf, + 0xca, 0x5e, 0xfa, 0x85, 0xe4, 0x4d, 0x8a, 0x05, + 0xfb, 0x60, 0xb7, 0x7b, 0xb8, 0x26, 0x4a, 0x67, + 0xc6, 0x1a, 0xf8, 0x69, 0x25, 0xb3, 0xdb, 0xbd, + 0x66, 0xdd, 0xf1, 0xd2, 0xdf, 0x03, 0x8d, 0x34, + 0xd9, 0x92, 0x0d, 0x63, 0x55, 0xaa, 0x49, 0xec, + 0xbc, 0x95, 0x3c, 0x84, 0x0b, 0xf5, 0xe6, 0xe7, + 0xe5, 0xac, 0x7e, 0x6e, 0xb9, 0xf9, 0xda, 0x8e, + 0x9a, 0xc9, 0x24, 0xe1, 0x0a, 0x15, 0x6b, 0x3a, + 0xa0, 0x51, 0xf4, 0xea, 0xb2, 0x97, 0x9e, 0x5d, + 0x22, 0x88, 0x94, 0xce, 0x19, 0x01, 0x71, 0x4c, + 0xa5, 0xe3, 0xc5, 0x31, 0xbb, 0xcc, 0x1f, 0x2d, + 0x3b, 0x52, 0x6f, 0xf6, 0x2e, 0x89, 0xf7, 0xc0, + 0x68, 0x1b, 0x64, 0x04, 0x06, 0xbf, 0x83, 0x38 + ]); + + // Inverse log table + static final Uint8List _atable = Uint8List.fromList([ + 0x01, 0xe5, 0x4c, 0xb5, 0xfb, 0x9f, 0xfc, 0x12, + 0x03, 0x34, 0xd4, 0xc4, 0x16, 0xba, 0x1f, 0x36, + 0x05, 0x5c, 0x67, 0x57, 0x3a, 0xd5, 0x21, 0x5a, + 0x0f, 0xe4, 0xa9, 0xf9, 0x4e, 0x64, 0x63, 0xee, + 0x11, 0x37, 0xe0, 0x10, 0xd2, 0xac, 0xa5, 0x29, + 0x33, 0x59, 0x3b, 0x30, 0x6d, 0xef, 0xf4, 0x7b, + 0x55, 0xeb, 0x4d, 0x50, 0xb7, 0x2a, 0x07, 0x8d, + 0xff, 0x26, 0xd7, 0xf0, 0xc2, 0x7e, 0x09, 0x8c, + 0x1a, 0x6a, 0x62, 0x0b, 0x5d, 0x82, 0x1b, 0x8f, + 0x2e, 0xbe, 0xa6, 0x1d, 0xe7, 0x9d, 0x2d, 0x8a, + 0x72, 0xd9, 0xf1, 0x27, 0x32, 0xbc, 0x77, 0x85, + 0x96, 0x70, 0x08, 0x69, 0x56, 0xdf, 0x99, 0x94, + 0xa1, 0x90, 0x18, 0xbb, 0xfa, 0x7a, 0xb0, 0xa7, + 0xf8, 0xab, 0x28, 0xd6, 0x15, 0x8e, 0xcb, 0xf2, + 0x13, 0xe6, 0x78, 0x61, 0x3f, 0x89, 0x46, 0x0d, + 0x35, 0x31, 0x88, 0xa3, 0x41, 0x80, 0xca, 0x17, + 0x5f, 0x53, 0x83, 0xfe, 0xc3, 0x9b, 0x45, 0x39, + 0xe1, 0xf5, 0x9e, 0x19, 0x5e, 0xb6, 0xcf, 0x4b, + 0x38, 0x04, 0xb9, 0x2b, 0xe2, 0xc1, 0x4a, 0xdd, + 0x48, 0x0c, 0xd0, 0x7d, 0x3d, 0x58, 0xde, 0x7c, + 0xd8, 0x14, 0x6b, 0x87, 0x47, 0xe8, 0x79, 0x84, + 0x73, 0x3c, 0xbd, 0x92, 0xc9, 0x23, 0x8b, 0x97, + 0x95, 0x44, 0xdc, 0xad, 0x40, 0x65, 0x86, 0xa2, + 0xa4, 0xcc, 0x7f, 0xec, 0xc0, 0xaf, 0x91, 0xfd, + 0xf7, 0x4f, 0x81, 0x2f, 0x5b, 0xea, 0xa8, 0x1c, + 0x02, 0xd1, 0x98, 0x71, 0xed, 0x25, 0xe3, 0x24, + 0x06, 0x68, 0xb3, 0x93, 0x2c, 0x6f, 0x3e, 0x6c, + 0x0a, 0xb8, 0xce, 0xae, 0x74, 0xb1, 0x42, 0xb4, + 0x1e, 0xd3, 0x49, 0xe9, 0x9c, 0xc8, 0xc6, 0xc7, + 0x22, 0x6e, 0xdb, 0x20, 0xbf, 0x43, 0x51, 0x52, + 0x66, 0xb2, 0x76, 0x60, 0xda, 0xc5, 0xf3, 0xf6, + 0xaa, 0xcd, 0x9a, 0xa0, 0x75, 0x54, 0x0e, 0x01 + ]); + + // The number of 32-bit words comprising the plaintext and columns comprising the state matrix of an AES cipher. + static const int _Nb = 4; + // The number of 32-bit words comprising the cipher key in this AES cipher. + static const int _Nk = 8; + // The number of rounds in this AES cipher. + static const int _Nr = 16; + + // The key schedule in this AES cipher. + Uint32List _w; // _Nb*(_Nr+1) 32-bit words + + final List _state = List.generate(4, (i) => Uint8List(4), growable:false); + + // The encryption key + Uint8List _key; + // The initialization vector used in advanced cipher modes + Uint8List _iv; + + + _AES() { + _iv = Uint8List(0); + _key = Uint8List(0); + + _w = Uint32List(_Nb*(_Nr+1)); + } + + + // Sets AES encryption key [key] and the initialization vector [iv]. + // + // ignore: non_constant_identifier_names + void SetKeys(Uint8List key, Uint8List iv) { + assert(key.length == 32, "Invalid key length for AES. Provided ${key.length * 8} bits, expected 256 bits."); + assert(iv.length == 16, "Invalid IV length for AES. The initialization vector must be 128 bits long."); + + _key = Uint8List.fromList(key); + _iv = (iv == null || iv.isEmpty)? Uint8List(0) : Uint8List.fromList(iv); + + _keyExpansion(_key); // places expanded key in w + } + + + // Encrypts binary data [data] with AES algorithm. + // + // ignore: non_constant_identifier_names + Uint8List Encrypt(Uint8List data) { + assert(_key != null && _key.isNotEmpty, "AES encryption key is null or empty."); + assert(data.length % 16 == 0, "Invalid data length for AES: ${data.length} bytes."); + + Uint8List encData = Uint8List(data.length); + Uint8List t = Uint8List(16); + Uint8List block16 = Uint8List.fromList(_iv); + + for (int i = 0; i < data.length; i += 16) { + for (int j = 0; j < 16; ++j) { + // For CBC, XOR this block of plaintext with the initialization vector + t[j] = ((i+j) < data.length? data[i+j] : 0) ^ block16[j]; + } + block16 = encryptBlock(t); + encData.setRange(i, i+16, block16); + } + + return encData; + } + + // Decrypts binary data [data] encrypted with AES algorithm. + // + // ignore: non_constant_identifier_names + Uint8List Decrypt(Uint8List data) { + assert(_key != null && _key.isNotEmpty, "AES encryption key is null or empty."); + assert(data.length % 16 == 0, "Invalid data length for AES: ${data.length} bytes."); + + Uint8List decData = Uint8List(data.length); // returned decrypted data; + Uint8List t = Uint8List(16); // 16-byte block + Uint8List xBlock; + Uint8List block16 = Uint8List.fromList(_iv); // 16-byte block to hold the temporary output of the cipher + + for (int i = 0; i < data.length; i += 16) { + for (int j = 0; j < 16; ++j) { + if ((i+j) < data.length) { t[j] = data[i+j]; } + else { t[j] = 0; } + } + xBlock = decryptBlock(t); + // For CBC, XOR the iv(previous cipher) block with this decrypted cipher block + for (int j = 0; j < 16; ++j) { + xBlock[j] = xBlock[j] ^ block16[j]; + } + block16 = Uint8List.fromList(t); + decData.setRange(i, i+16, xBlock); + } + + return decData; + } + + + // Encrypts the 16-byte data block. + Uint8List encryptBlock(Uint8List data) { + Uint8List encBlock = Uint8List(16); + int i; + + // place input data into the initial state matrix in column order + for (i = 0; i < 4*_Nb; ++i) { + _state[i % 4][(i - i%_Nb) ~/ _Nb] = data[i]; + } + + // add round key + _addRoundKey(0); + + for (i = 1; i < _Nr; ++i) { + // substitute bytes + _subBytes(); + // shift rows + _shiftRows(); + // mix columns + _mixColumns(); + // add round key + _addRoundKey(i); + } + + // substitute bytes + _subBytes(); + // shift rows + _shiftRows(); + // add round key + _addRoundKey(i); + + // place state matrix _state into encBlock in column order + for (i = 0; i < 4*_Nb; ++i) { + encBlock[i] = _state[i % 4][(i - i%_Nb) ~/ _Nb]; + } + return encBlock; + } + + + // Decrypts the 16-byte data block. + Uint8List decryptBlock(Uint8List data) { + Uint8List decBlock = Uint8List(16); + int i; + + // place input data into the initial state matrix in column order + for (i = 0; i < 4*_Nb; ++i) { + _state[i % 4][(i - i%_Nb) ~/ _Nb] = data[i]; + } + + // add round key + _addRoundKey(_Nr); + + for (i = _Nr-1; i > 0; --i) { + // inverse shift rows + _invShiftRows(); + // inverse sub bytes + _invSubBytes(); + // add round key + _addRoundKey(i); + // inverse mix columns + _invMixColumns(); + } + + // inverse shift rows + _invShiftRows(); + // inverse sub bytes + _invSubBytes(); + // add round key + _addRoundKey(i); + + // place state matrix s into decBlock in column order + for (i = 0; i < 4*_Nb; ++i) { + decBlock[i] = _state[i % 4][(i - i%_Nb) ~/ _Nb]; + } + return decBlock; + } + + + // Expands small key to big one + void _keyExpansion(Uint8List key) { + const rconBase = [ 0x00000000, + 0x01000000, 0x02000000, 0x04000000, 0x08000000, + 0x10000000, 0x20000000, 0x40000000, 0x80000000, + 0x1b000000, 0x36000000, 0x6c000000, 0xd8000000, + 0xab000000, 0x4d000000, 0x9a000000, 0x2f000000 + ]; + + int temp; + int i; + + // the first _Nk words of w are the cipher key z + for (i = 0; i < _Nk; ++i) { + _w[i] = key.buffer.asByteData().getUint32(i*4); + } + + while (i < _Nb*(_Nr+1)) { + temp = _w[i-1]; + if (i % _Nk == 0) { + temp = _subWord(_rotWord(temp)) ^ rconBase[i ~/ _Nk]; + } else if (_Nk > 6 && i%_Nk == 4) { + temp = _subWord(temp); + } + _w[i] = (_w[i-_Nk] ^ temp) & 0xFFFFFFFF; + ++i; + } + } + + // Adds the key schedule for a round to a state matrix. + void _addRoundKey(int round) { + int temp; + + for (int i = 0; i < 4; ++i) { + for (int j = 0; j < _Nb; ++j) { + // place the i-th byte of the j-th word from expanded key w into temp + temp = (_w[round*_Nb + j] >> (3-i)*8) & 0xFF; + _state[i][j] ^= temp; + } + } + } + + // Mixes each column of a state matrix. + void _mixColumns() { + int s0; int s1; int s2; int s3; + + // There are _Nb columns + for (int i = 0; i < _Nb; ++i) { + s0 = _state[0][i]; + s1 = _state[1][i]; + s2 = _state[2][i]; + s3 = _state[3][i]; + + _state[0][i] = _mult(0x02, s0) ^ _mult(0x03, s1) ^ _mult(0x01, s2) ^ _mult(0x01, s3); + _state[1][i] = _mult(0x01, s0) ^ _mult(0x02, s1) ^ _mult(0x03, s2) ^ _mult(0x01, s3); + _state[2][i] = _mult(0x01, s0) ^ _mult(0x01, s1) ^ _mult(0x02, s2) ^ _mult(0x03, s3); + _state[3][i] = _mult(0x03, s0) ^ _mult(0x01, s1) ^ _mult(0x01, s2) ^ _mult(0x02, s3); + } + } + + // Unmixes each column of a state matrix. + void _invMixColumns() { + int s0; int s1; int s2; int s3; + + // There are _Nb columns + for (int i = 0; i < _Nb; ++i) { + s0 = _state[0][i]; + s1 = _state[1][i]; + s2 = _state[2][i]; + s3 = _state[3][i]; + + _state[0][i] = _mult(0x0e, s0) ^ _mult(0x0b, s1) ^ _mult(0x0d, s2) ^ _mult(0x09, s3); + _state[1][i] = _mult(0x09, s0) ^ _mult(0x0e, s1) ^ _mult(0x0b, s2) ^ _mult(0x0d, s3); + _state[2][i] = _mult(0x0d, s0) ^ _mult(0x09, s1) ^ _mult(0x0e, s2) ^ _mult(0x0b, s3); + _state[3][i] = _mult(0x0b, s0) ^ _mult(0x0d, s1) ^ _mult(0x09, s2) ^ _mult(0x0e, s3); + } + } + + // Applies a cyclic shift to the last 3 rows of a state matrix. + void _shiftRows() { + var temp = List(_Nb); + for (int i = 1; i < 4; ++i) { + for (int j = 0; j < _Nb; ++j) { + temp[j] = _state[i][(j+i) % _Nb]; + } + for (int j = 0; j < _Nb; ++j) { + _state[i][j] = temp[j]; + } + } + } + + // Applies an inverse cyclic shift to the last 3 rows of a state matrix. + void _invShiftRows() { + var temp = List(_Nb); + for (int i = 1; i < 4; ++i) { + for (int j = 0; j < _Nb; ++j) { + temp[(i+j) % _Nb] = _state[i][j]; + } + for (int j = 0; j < _Nb; ++j) { + _state[i][j] = temp[j]; + } + } + } + + // Applies S-Box substitution to each byte of a state matrix. + void _subBytes() { + for (int i = 0; i < 4; ++i) { + for (int j = 0; j < _Nb; ++j) { + _state[i][j] = _sBox[_state[i][j]]; + } + } + } + + // Applies inverse S-Box substitution to each byte of a state matrix. + void _invSubBytes() { + for (int i = 0; i < 4; ++i) { + for (int j = 0; j < _Nb; ++j) { + _state[i][j] = _invSBox[_state[i][j]]; + } + } + } + + // Multiplies two polynomials a(x), b(x) in GF(2^8) modulo the irreducible polynomial m(x) = x^8+x^4+x^3+x+1 + int _mult(int a, int b) { + int sum = _ltable[a] + _ltable[b]; + sum %= 255; + // Get the inverse log + sum = _atable[sum]; + return (a == 0? 0 : (b == 0? 0:sum)); + } + + // Applies a cyclic permutation to a 4-byte word. + int _rotWord(int w) => ((w << 8) & 0xFFFFFFFF) | ((w >> 24) & 0xFF); + + // Applies S-box substitution to each byte of a 4-byte word. + int _subWord(int w) { + int temp = 0; + // loop through 4 bytes of a word + for (int i = 0; i < 4; ++i) { + temp = (w >> 24) & 0xFF; // put the first 8-bits into temp + w = ((w << 8) & 0xFFFFFFFF) | _sBox[temp]; // add the substituted byte back + } + return w; + } +} \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/aes_facade.dart b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/aes_facade.dart new file mode 100644 index 0000000..a00b056 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/aes_facade.dart @@ -0,0 +1,29 @@ +part of aes_crypt; + + +// Facade class for encryption and decryption methods and algorithms. +class AESCrypt { + final _secureRandom = Random.secure(); + final _aes = _AES(); + + // Creates random encryption key of [length] bytes long. + Uint8List createKey([int length = 32]) { + return Uint8List.fromList(List.generate(length, (i) => _secureRandom.nextInt(256))); + } + + // Creates random initialization vector. + Uint8List createIV() => createKey(16); + + // Sets AES encryption key [key] and the initialization vector [iv]. + void setKeys(Uint8List key, Uint8List iv) => _aes.SetKeys(key, iv); + + // Encrypts binary data [data] with AES algorithm. + // + // ignore: non_constant_identifier_names + Uint8List Encrypt(Uint8List data) => _aes.Encrypt(data); + + // Decrypts binary data [data] encrypted with AES algorithm. + // + // ignore: non_constant_identifier_names + Uint8List Decrypt(Uint8List data) => _aes.Decrypt(data); +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/utils.dart b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/utils.dart new file mode 100644 index 0000000..d390a16 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/aes/src/utils.dart @@ -0,0 +1,76 @@ +part of aes_crypt; + +// ignore: non_constant_identifier_names +Uint8List StringToBytes(String string) { + List _data = []; + + string.codeUnits.forEach((hexB) { + _data.addAll([ + (hexB & 0xff00) >> 8, + hexB & 0x00ff + ]); + }); + + return Uint8List.fromList(_data); +} + +// ignore: non_constant_identifier_names +String BytesToString(Uint8List bytes) { + assert(bytes.length % 2 == 0, "This method requires even data input!"); + String string = ""; + + for (int i = 0; i < bytes.length; i += 2) { + string += String.fromCharCode((bytes[i] << 8) + bytes[i+1]); + } + + return string; +} + +// ignore: non_constant_identifier_names +Uint8List KeyFromString(String strKey) { + var runes = strKey.runes.toList(growable: false); + Uint8List base = Uint8List(32); + for (int i = 0; i < 32; i++) { + base[i] = runes[i % runes.length]; + } + return base; +} + +// ignore: non_constant_identifier_names +String PadString(String originalStr) { + if (originalStr.length % 16 == 0) { + return originalStr; + } + + var width = originalStr.length + 16 - (originalStr.length % 16); + return originalStr.padRight(width, "`"); +} + +// ignore: non_constant_identifier_names +String UnpadString(String originalStr) { + while (originalStr.endsWith("`")) { + originalStr = originalStr.substring(0, originalStr.length-1); + } + + return originalStr; +} + +// ignore: non_constant_identifier_names +String BytesToHexString(Uint8List list) { + StringBuffer str = StringBuffer(); + list.forEach((item) { + str.write(item.toRadixString(16).toUpperCase().padLeft(2, '0')); + str.write(" "); + }); + return str.toString(); +} + +// ignore: non_constant_identifier_names +Uint8List HexStringToBytes(String hexString) { + hexString = hexString.replaceAll(" ", ""); + assert(hexString.length % 2 == 0, "This method requires even data input!"); + var rxp = new RegExp(r".{2}"); + Iterable matches = rxp.allMatches(hexString); + var bytes = matches.map((m) => int.parse(m.group(0), radix: 16)).toList(); + return Uint8List.fromList(bytes); +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/lib/main.dart b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/main.dart new file mode 100644 index 0000000..e5fd1d5 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/lib/main.dart @@ -0,0 +1,208 @@ +import 'dart:typed_data'; + +import 'package:aes_cryptor/aes/aes_crypt.dart'; +import "package:flutter/material.dart"; +import "package:window_size/window_size.dart"; + +void main() async { + WidgetsFlutterBinding.ensureInitialized(); + + const currSize = const Size(1280, 720); + setWindowMinSize(currSize); + + runApp(App()); +} + +class App extends StatelessWidget { + @override + Widget build(BuildContext context) { + return MaterialApp( + title: "AES Cryptor", + theme: ThemeData.dark(), + home: MainPage(), + ); + } +} + +class MainPage extends StatefulWidget { + MainPage({Key key}) : super(key: key); + + final cryptor = AESCrypt(); + + @override + _MainPageState createState() => _MainPageState(); +} + +class _MainPageState extends State { +// ignore: non_constant_identifier_names + TextEditingController _iv_controller; +// ignore: non_constant_identifier_names + TextEditingController _key_controller; +// ignore: non_constant_identifier_names + TextEditingController _plain_input_controller; +// ignore: non_constant_identifier_names + TextEditingController _cypher_input_controller; + +// ignore: non_constant_identifier_names + Uint8List aes_key, iv; + + void _generateInitialVector() { + _cypher_input_controller.clear(); + + iv = widget.cryptor.createIV(); + _iv_controller.text = _toString(iv); + if (aes_key != null && aes_key.isNotEmpty) { + widget.cryptor.setKeys(aes_key, iv); + } + } + + String _toString(Uint8List data) { + return (data != null && data.isNotEmpty) ? BytesToHexString(data) : ""; + } + + void _showSnack(String text) { + ScaffoldMessenger.of(context) + ..removeCurrentSnackBar() + ..showSnackBar(SnackBar( + content: Text(text), + )); + } + + void _secretKeyChanged(String newData) { + _cypher_input_controller.clear(); + + if (newData.isEmpty) { + aes_key = null; + _showSnack("Cleared key"); + return; + } + + aes_key = KeyFromString(newData); + if (iv != null && iv.isNotEmpty) { + widget.cryptor.setKeys(aes_key, iv); + } + _showSnack("Hex value of key: ${_toString(aes_key)}"); + } + + void _plainTextChanged(String newData) { + if (iv == null || aes_key == null || iv.isEmpty || aes_key.isEmpty) { + _showSnack("Key or IV is empty, or both."); + return; + } + + var encData = widget.cryptor.Encrypt(StringToBytes(PadString(newData))); + _cypher_input_controller.text = BytesToHexString(encData); + } + + void _cypherTextChanged(String newData) { + if (iv == null || aes_key == null || iv.isEmpty || aes_key.isEmpty) { + _showSnack("Key or IV is empty, or both."); + return; + } + + var encData = HexStringToBytes(newData); + var decData = widget.cryptor.Decrypt(encData); + var decStr = UnpadString(BytesToString(decData)); + _plain_input_controller.text = decStr; + } + + @override + void initState() { + super.initState(); + _iv_controller = TextEditingController(); + _key_controller = TextEditingController(); + _plain_input_controller = TextEditingController(); + _cypher_input_controller = TextEditingController(); + } + + @override + Widget build(BuildContext context) { + return Scaffold( + appBar: AppBar( + title: Text("AES Cryptor"), + ), + body: Container( + padding: EdgeInsets.all(16), + child: Center( + child: Column( + mainAxisAlignment: MainAxisAlignment.start, + children: [ + TextFormField( + controller: _key_controller, + onFieldSubmitted: _secretKeyChanged, + cursorColor: Theme.of(context).textSelectionTheme.cursorColor, + maxLength: 32, + decoration: InputDecoration( + icon: Icon(Icons.vpn_key), + labelText: "Secret key", + enabledBorder: UnderlineInputBorder( + borderSide: BorderSide(color: Color(0xFF6200EE)), + ), + ), + ), + SizedBox(height: 32), + Row( + children: [ + Expanded( + child: GestureDetector( + onDoubleTap: _generateInitialVector, + child: TextFormField( + controller: _iv_controller, + enabled: false, + cursorColor: Theme.of(context).textSelectionTheme.cursorColor, + decoration: InputDecoration( + icon: Icon(Icons.shield), + labelText: "Initial Vector", + errorText: "Double click, to regenerate", + border: OutlineInputBorder(), + errorStyle: TextStyle( + color: Theme.of(context).disabledColor, // or any other color + ), + ), + ), + ), + ), + ], + ), + SizedBox(height: 32), + Row( + mainAxisSize: MainAxisSize.max, + children: [ + Expanded( + child: TextFormField( + keyboardType: TextInputType.multiline, + maxLines: 13, + controller: _plain_input_controller, + onChanged: _plainTextChanged, + cursorColor: Theme.of(context).textSelectionTheme.cursorColor, + decoration: InputDecoration( + labelText: "Plain text", + floatingLabelBehavior: FloatingLabelBehavior.always, + border: OutlineInputBorder(), + ), + ), + ), + SizedBox(width: 32), + Expanded( + child: TextFormField( + keyboardType: TextInputType.multiline, + maxLines: 13, + controller: _cypher_input_controller, + onChanged: _cypherTextChanged, + cursorColor: Theme.of(context).textSelectionTheme.cursorColor, + decoration: InputDecoration( + labelText: "Cypher text", + floatingLabelBehavior: FloatingLabelBehavior.always, + border: OutlineInputBorder(), + ), + ), + ), + ], + ) + ], + ), + ), + ), + ); + } +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/pubspec.lock b/4sem/isaip/03/AESCryptor/aes_cryptor/pubspec.lock new file mode 100644 index 0000000..3322747 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/pubspec.lock @@ -0,0 +1,155 @@ +# Generated by pub +# See https://dart.dev/tools/pub/glossary#lockfile +packages: + async: + dependency: transitive + description: + name: async + url: "https://pub.dartlang.org" + source: hosted + version: "2.5.0" + boolean_selector: + dependency: transitive + description: + name: boolean_selector + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0" + characters: + dependency: transitive + description: + name: characters + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0" + charcode: + dependency: transitive + description: + name: charcode + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0" + clock: + dependency: transitive + description: + name: clock + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0" + collection: + dependency: transitive + description: + name: collection + url: "https://pub.dartlang.org" + source: hosted + version: "1.15.0" + fake_async: + dependency: transitive + description: + name: fake_async + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0" + flutter: + dependency: "direct main" + description: flutter + source: sdk + version: "0.0.0" + flutter_test: + dependency: "direct dev" + description: flutter + source: sdk + version: "0.0.0" + matcher: + dependency: transitive + description: + name: matcher + url: "https://pub.dartlang.org" + source: hosted + version: "0.12.10" + meta: + dependency: transitive + description: + name: meta + url: "https://pub.dartlang.org" + source: hosted + version: "1.3.0" + path: + dependency: transitive + description: + name: path + url: "https://pub.dartlang.org" + source: hosted + version: "1.8.0" + sky_engine: + dependency: transitive + description: flutter + source: sdk + version: "0.0.99" + source_span: + dependency: transitive + description: + name: source_span + url: "https://pub.dartlang.org" + source: hosted + version: "1.8.0" + stack_trace: + dependency: transitive + description: + name: stack_trace + url: "https://pub.dartlang.org" + source: hosted + version: "1.10.0" + stream_channel: + dependency: transitive + description: + name: stream_channel + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0" + string_scanner: + dependency: transitive + description: + name: string_scanner + url: "https://pub.dartlang.org" + source: hosted + version: "1.1.0" + term_glyph: + dependency: transitive + description: + name: term_glyph + url: "https://pub.dartlang.org" + source: hosted + version: "1.2.0" + test_api: + dependency: transitive + description: + name: test_api + url: "https://pub.dartlang.org" + source: hosted + version: "0.2.19" + typed_data: + dependency: transitive + description: + name: typed_data + url: "https://pub.dartlang.org" + source: hosted + version: "1.3.0" + vector_math: + dependency: transitive + description: + name: vector_math + url: "https://pub.dartlang.org" + source: hosted + version: "2.1.0" + window_size: + dependency: "direct main" + description: + path: "plugins/window_size" + ref: HEAD + resolved-ref: f2d8aa3820fb87316516670bf4d51a74de8ac0dd + url: "git://github.com/google/flutter-desktop-embedding.git" + source: git + version: "0.1.0" +sdks: + dart: ">=2.12.0-0.0 <3.0.0" diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/pubspec.yaml b/4sem/isaip/03/AESCryptor/aes_cryptor/pubspec.yaml new file mode 100644 index 0000000..6585559 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/pubspec.yaml @@ -0,0 +1,25 @@ +name: aes_cryptor +description: AES Encryptor/Decryptor + +publish_to: 'none' + +version: 1.0.0+1 + +environment: + sdk: ">=2.7.0 <3.0.0" + +dependencies: + flutter: + sdk: flutter + + window_size: + git: + url: git://github.com/google/flutter-desktop-embedding.git + path: plugins/window_size + +dev_dependencies: + flutter_test: + sdk: flutter + +flutter: + uses-material-design: true \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/test/aes_test.dart b/4sem/isaip/03/AESCryptor/aes_cryptor/test/aes_test.dart new file mode 100644 index 0000000..c97dc01 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/test/aes_test.dart @@ -0,0 +1,64 @@ +import 'dart:typed_data'; + +import 'package:aes_cryptor/aes/aes_crypt.dart'; +import 'package:flutter_test/flutter_test.dart'; + +void main() { + group("Testing correctness of AES 256 CBC implementation", () { + test("Lots of random keys, same message", () { + for (int i = 0; i < 1000; i++) { + var cryptor = AESCrypt(); + cryptor.setKeys( + cryptor.createKey(), + cryptor.createIV(), + ); + + var message = "test string"; + + var encrypted_message = cryptor.Encrypt(StringToBytes(PadString(message))); + var decrypted_data = cryptor.Decrypt(encrypted_message); + var decrypted_message = UnpadString(BytesToString(decrypted_data)); + + expect(decrypted_message, message); + } + }); + + test("Key as string", () { + var key = KeyFromString("lovely day!"); + + var iv = Uint8List.fromList([ + 0xca, 0x94, 0xbb, 0x12, 0x93, 0x1f, 0xa7, 0xaa, 0xd7, 0xa3, 0xe7, 0xbb, 0xef, 0x21, 0xbd, 0xe6 + ]); + + var message = "test message! :D"; + + var cryptor = AESCrypt(); + cryptor.setKeys(key, iv); + + var encrypted_message = cryptor.Encrypt(StringToBytes(PadString(message))); + var decrypted_data = cryptor.Decrypt(encrypted_message); + var decrypted_message = UnpadString(BytesToString(decrypted_data)); + + expect(decrypted_message, message); + }); + + test("Russian text", () { + var key = KeyFromString("lovely day!"); + + var iv = Uint8List.fromList([ + 0xca, 0x94, 0xbb, 0x12, 0x93, 0x1f, 0xa7, 0xaa, 0xd7, 0xa3, 0xe7, 0xbb, 0xef, 0x21, 0xbd, 0xe6 + ]); + + var message = "Даже на русском"; + + var cryptor = AESCrypt(); + cryptor.setKeys(key, iv); + + var encrypted_message = cryptor.Encrypt(StringToBytes(PadString(message))); + var decrypted_data = cryptor.Decrypt(encrypted_message); + var decrypted_message = UnpadString(BytesToString(decrypted_data)); + + expect(decrypted_message, message); + }); + }); +} \ No newline at end of file diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/.gitignore b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/.gitignore new file mode 100644 index 0000000..d492d0d --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/.gitignore @@ -0,0 +1,17 @@ +flutter/ephemeral/ + +# Visual Studio user-specific files. +*.suo +*.user +*.userosscache +*.sln.docstates + +# Visual Studio build-related files. +x64/ +x86/ + +# Visual Studio cache files +# files ending in .cache can be ignored +*.[Cc]ache +# but keep track of directories ending in .cache +!*.[Cc]ache/ diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/CMakeLists.txt b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/CMakeLists.txt new file mode 100644 index 0000000..335cc98 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/CMakeLists.txt @@ -0,0 +1,95 @@ +cmake_minimum_required(VERSION 3.15) +project(aes_cryptor LANGUAGES CXX) + +set(BINARY_NAME "aes_cryptor") + +cmake_policy(SET CMP0063 NEW) + +set(CMAKE_INSTALL_RPATH "$ORIGIN/lib") + +# Configure build options. +get_property(IS_MULTICONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG) +if(IS_MULTICONFIG) + set(CMAKE_CONFIGURATION_TYPES "Debug;Profile;Release" + CACHE STRING "" FORCE) +else() + if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) + set(CMAKE_BUILD_TYPE "Debug" CACHE + STRING "Flutter build mode" FORCE) + set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS + "Debug" "Profile" "Release") + endif() +endif() + +set(CMAKE_EXE_LINKER_FLAGS_PROFILE "${CMAKE_EXE_LINKER_FLAGS_RELEASE}") +set(CMAKE_SHARED_LINKER_FLAGS_PROFILE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE}") +set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS_RELEASE}") +set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS_RELEASE}") + +# Use Unicode for all projects. +add_definitions(-DUNICODE -D_UNICODE) + +# Compilation settings that should be applied to most targets. +function(APPLY_STANDARD_SETTINGS TARGET) + target_compile_features(${TARGET} PUBLIC cxx_std_17) + target_compile_options(${TARGET} PRIVATE /W4 /WX /wd"4100") + target_compile_options(${TARGET} PRIVATE /EHsc) + target_compile_definitions(${TARGET} PRIVATE "_HAS_EXCEPTIONS=0") + target_compile_definitions(${TARGET} PRIVATE "$<$:_DEBUG>") +endfunction() + +set(FLUTTER_MANAGED_DIR "${CMAKE_CURRENT_SOURCE_DIR}/flutter") + +# Flutter library and tool build rules. +add_subdirectory(${FLUTTER_MANAGED_DIR}) + +# Application build +add_subdirectory("runner") + +# Generated plugin build rules, which manage building the plugins and adding +# them to the application. +include(flutter/generated_plugins.cmake) + + +# === Installation === +# Support files are copied into place next to the executable, so that it can +# run in place. This is done instead of making a separate bundle (as on Linux) +# so that building and running from within Visual Studio will work. +set(BUILD_BUNDLE_DIR "$") +# Make the "install" step default, as it's required to run. +set(CMAKE_VS_INCLUDE_INSTALL_TO_DEFAULT_BUILD 1) +if(CMAKE_INSTALL_PREFIX_INITIALIZED_TO_DEFAULT) + set(CMAKE_INSTALL_PREFIX "${BUILD_BUNDLE_DIR}" CACHE PATH "..." FORCE) +endif() + +set(INSTALL_BUNDLE_DATA_DIR "${CMAKE_INSTALL_PREFIX}/data") +set(INSTALL_BUNDLE_LIB_DIR "${CMAKE_INSTALL_PREFIX}") + +install(TARGETS ${BINARY_NAME} RUNTIME DESTINATION "${CMAKE_INSTALL_PREFIX}" + COMPONENT Runtime) + +install(FILES "${FLUTTER_ICU_DATA_FILE}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" + COMPONENT Runtime) + +install(FILES "${FLUTTER_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) + +if(PLUGIN_BUNDLED_LIBRARIES) + install(FILES "${PLUGIN_BUNDLED_LIBRARIES}" + DESTINATION "${INSTALL_BUNDLE_LIB_DIR}" + COMPONENT Runtime) +endif() + +# Fully re-copy the assets directory on each build to avoid having stale files +# from a previous install. +set(FLUTTER_ASSET_DIR_NAME "flutter_assets") +install(CODE " + file(REMOVE_RECURSE \"${INSTALL_BUNDLE_DATA_DIR}/${FLUTTER_ASSET_DIR_NAME}\") + " COMPONENT Runtime) +install(DIRECTORY "${PROJECT_BUILD_DIR}/${FLUTTER_ASSET_DIR_NAME}" + DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" COMPONENT Runtime) + +# Install the AOT library on non-Debug builds only. +install(FILES "${AOT_LIBRARY}" DESTINATION "${INSTALL_BUNDLE_DATA_DIR}" + CONFIGURATIONS Profile;Release + COMPONENT Runtime) diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/CMakeLists.txt b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/CMakeLists.txt new file mode 100644 index 0000000..b02c548 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/CMakeLists.txt @@ -0,0 +1,103 @@ +cmake_minimum_required(VERSION 3.15) + +set(EPHEMERAL_DIR "${CMAKE_CURRENT_SOURCE_DIR}/ephemeral") + +# Configuration provided via flutter tool. +include(${EPHEMERAL_DIR}/generated_config.cmake) + +# TODO: Move the rest of this into files in ephemeral. See +# https://github.com/flutter/flutter/issues/57146. +set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper") + +# === Flutter Library === +set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll") + +# Published to parent scope for install step. +set(FLUTTER_LIBRARY ${FLUTTER_LIBRARY} PARENT_SCOPE) +set(FLUTTER_ICU_DATA_FILE "${EPHEMERAL_DIR}/icudtl.dat" PARENT_SCOPE) +set(PROJECT_BUILD_DIR "${PROJECT_DIR}/build/" PARENT_SCOPE) +set(AOT_LIBRARY "${PROJECT_DIR}/build/windows/app.so" PARENT_SCOPE) + +list(APPEND FLUTTER_LIBRARY_HEADERS + "flutter_export.h" + "flutter_windows.h" + "flutter_messenger.h" + "flutter_plugin_registrar.h" + "flutter_texture_registrar.h" +) +list(TRANSFORM FLUTTER_LIBRARY_HEADERS PREPEND "${EPHEMERAL_DIR}/") +add_library(flutter INTERFACE) +target_include_directories(flutter INTERFACE + "${EPHEMERAL_DIR}" +) +target_link_libraries(flutter INTERFACE "${FLUTTER_LIBRARY}.lib") +add_dependencies(flutter flutter_assemble) + +# === Wrapper === +list(APPEND CPP_WRAPPER_SOURCES_CORE + "core_implementations.cc" + "standard_codec.cc" +) +list(TRANSFORM CPP_WRAPPER_SOURCES_CORE PREPEND "${WRAPPER_ROOT}/") +list(APPEND CPP_WRAPPER_SOURCES_PLUGIN + "plugin_registrar.cc" +) +list(TRANSFORM CPP_WRAPPER_SOURCES_PLUGIN PREPEND "${WRAPPER_ROOT}/") +list(APPEND CPP_WRAPPER_SOURCES_APP + "flutter_engine.cc" + "flutter_view_controller.cc" +) +list(TRANSFORM CPP_WRAPPER_SOURCES_APP PREPEND "${WRAPPER_ROOT}/") + +# Wrapper sources needed for a plugin. +add_library(flutter_wrapper_plugin STATIC + ${CPP_WRAPPER_SOURCES_CORE} + ${CPP_WRAPPER_SOURCES_PLUGIN} +) +apply_standard_settings(flutter_wrapper_plugin) +set_target_properties(flutter_wrapper_plugin PROPERTIES + POSITION_INDEPENDENT_CODE ON) +set_target_properties(flutter_wrapper_plugin PROPERTIES + CXX_VISIBILITY_PRESET hidden) +target_link_libraries(flutter_wrapper_plugin PUBLIC flutter) +target_include_directories(flutter_wrapper_plugin PUBLIC + "${WRAPPER_ROOT}/include" +) +add_dependencies(flutter_wrapper_plugin flutter_assemble) + +# Wrapper sources needed for the runner. +add_library(flutter_wrapper_app STATIC + ${CPP_WRAPPER_SOURCES_CORE} + ${CPP_WRAPPER_SOURCES_APP} +) +apply_standard_settings(flutter_wrapper_app) +target_link_libraries(flutter_wrapper_app PUBLIC flutter) +target_include_directories(flutter_wrapper_app PUBLIC + "${WRAPPER_ROOT}/include" +) +add_dependencies(flutter_wrapper_app flutter_assemble) + +# === Flutter tool backend === +# _phony_ is a non-existent file to force this command to run every time, +# since currently there's no way to get a full input/output list from the +# flutter tool. +set(PHONY_OUTPUT "${CMAKE_CURRENT_BINARY_DIR}/_phony_") +set_source_files_properties("${PHONY_OUTPUT}" PROPERTIES SYMBOLIC TRUE) +add_custom_command( + OUTPUT ${FLUTTER_LIBRARY} ${FLUTTER_LIBRARY_HEADERS} + ${CPP_WRAPPER_SOURCES_CORE} ${CPP_WRAPPER_SOURCES_PLUGIN} + ${CPP_WRAPPER_SOURCES_APP} + ${PHONY_OUTPUT} + COMMAND ${CMAKE_COMMAND} -E env + ${FLUTTER_TOOL_ENVIRONMENT} + "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat" + windows-x64 $ + VERBATIM +) +add_custom_target(flutter_assemble DEPENDS + "${FLUTTER_LIBRARY}" + ${FLUTTER_LIBRARY_HEADERS} + ${CPP_WRAPPER_SOURCES_CORE} + ${CPP_WRAPPER_SOURCES_PLUGIN} + ${CPP_WRAPPER_SOURCES_APP} +) diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugin_registrant.cc b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugin_registrant.cc new file mode 100644 index 0000000..9deaa4e --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugin_registrant.cc @@ -0,0 +1,12 @@ +// +// Generated file. Do not edit. +// + +#include "generated_plugin_registrant.h" + +#include + +void RegisterPlugins(flutter::PluginRegistry* registry) { + WindowSizePluginRegisterWithRegistrar( + registry->GetRegistrarForPlugin("WindowSizePlugin")); +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugin_registrant.h b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugin_registrant.h new file mode 100644 index 0000000..9846246 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugin_registrant.h @@ -0,0 +1,13 @@ +// +// Generated file. Do not edit. +// + +#ifndef GENERATED_PLUGIN_REGISTRANT_ +#define GENERATED_PLUGIN_REGISTRANT_ + +#include + +// Registers Flutter plugins. +void RegisterPlugins(flutter::PluginRegistry* registry); + +#endif // GENERATED_PLUGIN_REGISTRANT_ diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugins.cmake b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugins.cmake new file mode 100644 index 0000000..154f238 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/flutter/generated_plugins.cmake @@ -0,0 +1,16 @@ +# +# Generated file, do not edit. +# + +list(APPEND FLUTTER_PLUGIN_LIST + window_size +) + +set(PLUGIN_BUNDLED_LIBRARIES) + +foreach(plugin ${FLUTTER_PLUGIN_LIST}) + add_subdirectory(flutter/ephemeral/.plugin_symlinks/${plugin}/windows plugins/${plugin}) + target_link_libraries(${BINARY_NAME} PRIVATE ${plugin}_plugin) + list(APPEND PLUGIN_BUNDLED_LIBRARIES $) + list(APPEND PLUGIN_BUNDLED_LIBRARIES ${${plugin}_bundled_libraries}) +endforeach(plugin) diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/CMakeLists.txt b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/CMakeLists.txt new file mode 100644 index 0000000..977e38b --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/CMakeLists.txt @@ -0,0 +1,18 @@ +cmake_minimum_required(VERSION 3.15) +project(runner LANGUAGES CXX) + +add_executable(${BINARY_NAME} WIN32 + "flutter_window.cpp" + "main.cpp" + "run_loop.cpp" + "utils.cpp" + "win32_window.cpp" + "${FLUTTER_MANAGED_DIR}/generated_plugin_registrant.cc" + "Runner.rc" + "runner.exe.manifest" +) +apply_standard_settings(${BINARY_NAME}) +target_compile_definitions(${BINARY_NAME} PRIVATE "NOMINMAX") +target_link_libraries(${BINARY_NAME} PRIVATE flutter flutter_wrapper_app) +target_include_directories(${BINARY_NAME} PRIVATE "${CMAKE_SOURCE_DIR}") +add_dependencies(${BINARY_NAME} flutter_assemble) diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/Runner.rc b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/Runner.rc new file mode 100644 index 0000000..9e62f19 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/Runner.rc @@ -0,0 +1,121 @@ +// Microsoft Visual C++ generated resource script. +// +#pragma code_page(65001) +#include "resource.h" + +#define APSTUDIO_READONLY_SYMBOLS +///////////////////////////////////////////////////////////////////////////// +// +// Generated from the TEXTINCLUDE 2 resource. +// +#include "winres.h" + +///////////////////////////////////////////////////////////////////////////// +#undef APSTUDIO_READONLY_SYMBOLS + +///////////////////////////////////////////////////////////////////////////// +// English (United States) resources + +#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU) +LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US + +#ifdef APSTUDIO_INVOKED +///////////////////////////////////////////////////////////////////////////// +// +// TEXTINCLUDE +// + +1 TEXTINCLUDE +BEGIN + "resource.h\0" +END + +2 TEXTINCLUDE +BEGIN + "#include ""winres.h""\r\n" + "\0" +END + +3 TEXTINCLUDE +BEGIN + "\r\n" + "\0" +END + +#endif // APSTUDIO_INVOKED + + +///////////////////////////////////////////////////////////////////////////// +// +// Icon +// + +// Icon with lowest ID value placed first to ensure application icon +// remains consistent on all systems. +IDI_APP_ICON ICON "resources\\app_icon.ico" + + +///////////////////////////////////////////////////////////////////////////// +// +// Version +// + +#ifdef FLUTTER_BUILD_NUMBER +#define VERSION_AS_NUMBER FLUTTER_BUILD_NUMBER +#else +#define VERSION_AS_NUMBER 1,0,0 +#endif + +#ifdef FLUTTER_BUILD_NAME +#define VERSION_AS_STRING #FLUTTER_BUILD_NAME +#else +#define VERSION_AS_STRING "1.0.0" +#endif + +VS_VERSION_INFO VERSIONINFO + FILEVERSION VERSION_AS_NUMBER + PRODUCTVERSION VERSION_AS_NUMBER + FILEFLAGSMASK VS_FFI_FILEFLAGSMASK +#ifdef _DEBUG + FILEFLAGS VS_FF_DEBUG +#else + FILEFLAGS 0x0L +#endif + FILEOS VOS__WINDOWS32 + FILETYPE VFT_APP + FILESUBTYPE 0x0L +BEGIN + BLOCK "StringFileInfo" + BEGIN + BLOCK "040904e4" + BEGIN + VALUE "CompanyName", "xyz.nuark" "\0" + VALUE "FileDescription", "AES Encryptor/Decryptor" "\0" + VALUE "FileVersion", VERSION_AS_STRING "\0" + VALUE "InternalName", "aes_cryptor" "\0" + VALUE "LegalCopyright", "Copyright (C) 2021 xyz.nuark. All rights reserved." "\0" + VALUE "OriginalFilename", "aes_cryptor.exe" "\0" + VALUE "ProductName", "aes_cryptor" "\0" + VALUE "ProductVersion", VERSION_AS_STRING "\0" + END + END + BLOCK "VarFileInfo" + BEGIN + VALUE "Translation", 0x409, 1252 + END +END + +#endif // English (United States) resources +///////////////////////////////////////////////////////////////////////////// + + + +#ifndef APSTUDIO_INVOKED +///////////////////////////////////////////////////////////////////////////// +// +// Generated from the TEXTINCLUDE 3 resource. +// + + +///////////////////////////////////////////////////////////////////////////// +#endif // not APSTUDIO_INVOKED diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/flutter_window.cpp b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/flutter_window.cpp new file mode 100644 index 0000000..c422723 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/flutter_window.cpp @@ -0,0 +1,64 @@ +#include "flutter_window.h" + +#include + +#include "flutter/generated_plugin_registrant.h" + +FlutterWindow::FlutterWindow(RunLoop* run_loop, + const flutter::DartProject& project) + : run_loop_(run_loop), project_(project) {} + +FlutterWindow::~FlutterWindow() {} + +bool FlutterWindow::OnCreate() { + if (!Win32Window::OnCreate()) { + return false; + } + + RECT frame = GetClientArea(); + + // The size here must match the window dimensions to avoid unnecessary surface + // creation / destruction in the startup path. + flutter_controller_ = std::make_unique( + frame.right - frame.left, frame.bottom - frame.top, project_); + // Ensure that basic setup of the controller was successful. + if (!flutter_controller_->engine() || !flutter_controller_->view()) { + return false; + } + RegisterPlugins(flutter_controller_->engine()); + run_loop_->RegisterFlutterInstance(flutter_controller_->engine()); + SetChildContent(flutter_controller_->view()->GetNativeWindow()); + return true; +} + +void FlutterWindow::OnDestroy() { + if (flutter_controller_) { + run_loop_->UnregisterFlutterInstance(flutter_controller_->engine()); + flutter_controller_ = nullptr; + } + + Win32Window::OnDestroy(); +} + +LRESULT +FlutterWindow::MessageHandler(HWND hwnd, UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept { + // Give Flutter, including plugins, an opporutunity to handle window messages. + if (flutter_controller_) { + std::optional result = + flutter_controller_->HandleTopLevelWindowProc(hwnd, message, wparam, + lparam); + if (result) { + return *result; + } + } + + switch (message) { + case WM_FONTCHANGE: + flutter_controller_->engine()->ReloadSystemFonts(); + break; + } + + return Win32Window::MessageHandler(hwnd, message, wparam, lparam); +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/flutter_window.h b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/flutter_window.h new file mode 100644 index 0000000..b663ddd --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/flutter_window.h @@ -0,0 +1,39 @@ +#ifndef RUNNER_FLUTTER_WINDOW_H_ +#define RUNNER_FLUTTER_WINDOW_H_ + +#include +#include + +#include + +#include "run_loop.h" +#include "win32_window.h" + +// A window that does nothing but host a Flutter view. +class FlutterWindow : public Win32Window { + public: + // Creates a new FlutterWindow driven by the |run_loop|, hosting a + // Flutter view running |project|. + explicit FlutterWindow(RunLoop* run_loop, + const flutter::DartProject& project); + virtual ~FlutterWindow(); + + protected: + // Win32Window: + bool OnCreate() override; + void OnDestroy() override; + LRESULT MessageHandler(HWND window, UINT const message, WPARAM const wparam, + LPARAM const lparam) noexcept override; + + private: + // The run loop driving events for this window. + RunLoop* run_loop_; + + // The project to run. + flutter::DartProject project_; + + // The Flutter instance hosted by this window. + std::unique_ptr flutter_controller_; +}; + +#endif // RUNNER_FLUTTER_WINDOW_H_ diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/main.cpp b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/main.cpp new file mode 100644 index 0000000..9b60dc6 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/main.cpp @@ -0,0 +1,42 @@ +#include +#include +#include + +#include "flutter_window.h" +#include "run_loop.h" +#include "utils.h" + +int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev, + _In_ wchar_t *command_line, _In_ int show_command) { + // Attach to console when present (e.g., 'flutter run') or create a + // new console when running with a debugger. + if (!::AttachConsole(ATTACH_PARENT_PROCESS) && ::IsDebuggerPresent()) { + CreateAndAttachConsole(); + } + + // Initialize COM, so that it is available for use in the library and/or + // plugins. + ::CoInitializeEx(nullptr, COINIT_APARTMENTTHREADED); + + RunLoop run_loop; + + flutter::DartProject project(L"data"); + + std::vector command_line_arguments = + GetCommandLineArguments(); + + project.set_dart_entrypoint_arguments(std::move(command_line_arguments)); + + FlutterWindow window(&run_loop, project); + Win32Window::Point origin(10, 10); + Win32Window::Size size(1280, 720); + if (!window.CreateAndShow(L"AES Cryptor", origin, size)) { + return EXIT_FAILURE; + } + window.SetQuitOnClose(true); + + run_loop.Run(); + + ::CoUninitialize(); + return EXIT_SUCCESS; +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/resource.h b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/resource.h new file mode 100644 index 0000000..66a65d1 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/resource.h @@ -0,0 +1,16 @@ +//{{NO_DEPENDENCIES}} +// Microsoft Visual C++ generated include file. +// Used by Runner.rc +// +#define IDI_APP_ICON 101 + +// Next default values for new objects +// +#ifdef APSTUDIO_INVOKED +#ifndef APSTUDIO_READONLY_SYMBOLS +#define _APS_NEXT_RESOURCE_VALUE 102 +#define _APS_NEXT_COMMAND_VALUE 40001 +#define _APS_NEXT_CONTROL_VALUE 1001 +#define _APS_NEXT_SYMED_VALUE 101 +#endif +#endif diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/resources/app_icon.ico b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/resources/app_icon.ico new file mode 100644 index 0000000..c04e20c Binary files /dev/null and b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/resources/app_icon.ico differ diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/run_loop.cpp b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/run_loop.cpp new file mode 100644 index 0000000..2d6636a --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/run_loop.cpp @@ -0,0 +1,66 @@ +#include "run_loop.h" + +#include + +#include + +RunLoop::RunLoop() {} + +RunLoop::~RunLoop() {} + +void RunLoop::Run() { + bool keep_running = true; + TimePoint next_flutter_event_time = TimePoint::clock::now(); + while (keep_running) { + std::chrono::nanoseconds wait_duration = + std::max(std::chrono::nanoseconds(0), + next_flutter_event_time - TimePoint::clock::now()); + ::MsgWaitForMultipleObjects( + 0, nullptr, FALSE, static_cast(wait_duration.count() / 1000), + QS_ALLINPUT); + bool processed_events = false; + MSG message; + // All pending Windows messages must be processed; MsgWaitForMultipleObjects + // won't return again for items left in the queue after PeekMessage. + while (::PeekMessage(&message, nullptr, 0, 0, PM_REMOVE)) { + processed_events = true; + if (message.message == WM_QUIT) { + keep_running = false; + break; + } + ::TranslateMessage(&message); + ::DispatchMessage(&message); + // Allow Flutter to process messages each time a Windows message is + // processed, to prevent starvation. + next_flutter_event_time = + std::min(next_flutter_event_time, ProcessFlutterMessages()); + } + // If the PeekMessage loop didn't run, process Flutter messages. + if (!processed_events) { + next_flutter_event_time = + std::min(next_flutter_event_time, ProcessFlutterMessages()); + } + } +} + +void RunLoop::RegisterFlutterInstance( + flutter::FlutterEngine* flutter_instance) { + flutter_instances_.insert(flutter_instance); +} + +void RunLoop::UnregisterFlutterInstance( + flutter::FlutterEngine* flutter_instance) { + flutter_instances_.erase(flutter_instance); +} + +RunLoop::TimePoint RunLoop::ProcessFlutterMessages() { + TimePoint next_event_time = TimePoint::max(); + for (auto instance : flutter_instances_) { + std::chrono::nanoseconds wait_duration = instance->ProcessMessages(); + if (wait_duration != std::chrono::nanoseconds::max()) { + next_event_time = + std::min(next_event_time, TimePoint::clock::now() + wait_duration); + } + } + return next_event_time; +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/run_loop.h b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/run_loop.h new file mode 100644 index 0000000..000d362 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/run_loop.h @@ -0,0 +1,40 @@ +#ifndef RUNNER_RUN_LOOP_H_ +#define RUNNER_RUN_LOOP_H_ + +#include + +#include +#include + +// A runloop that will service events for Flutter instances as well +// as native messages. +class RunLoop { + public: + RunLoop(); + ~RunLoop(); + + // Prevent copying + RunLoop(RunLoop const&) = delete; + RunLoop& operator=(RunLoop const&) = delete; + + // Runs the run loop until the application quits. + void Run(); + + // Registers the given Flutter instance for event servicing. + void RegisterFlutterInstance( + flutter::FlutterEngine* flutter_instance); + + // Unregisters the given Flutter instance from event servicing. + void UnregisterFlutterInstance( + flutter::FlutterEngine* flutter_instance); + + private: + using TimePoint = std::chrono::steady_clock::time_point; + + // Processes all currently pending messages for registered Flutter instances. + TimePoint ProcessFlutterMessages(); + + std::set flutter_instances_; +}; + +#endif // RUNNER_RUN_LOOP_H_ diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/runner.exe.manifest b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/runner.exe.manifest new file mode 100644 index 0000000..c977c4a --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/runner.exe.manifest @@ -0,0 +1,20 @@ + + + + + PerMonitorV2 + + + + + + + + + + + + + + + diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/utils.cpp b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/utils.cpp new file mode 100644 index 0000000..d19bdbb --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/utils.cpp @@ -0,0 +1,64 @@ +#include "utils.h" + +#include +#include +#include +#include + +#include + +void CreateAndAttachConsole() { + if (::AllocConsole()) { + FILE *unused; + if (freopen_s(&unused, "CONOUT$", "w", stdout)) { + _dup2(_fileno(stdout), 1); + } + if (freopen_s(&unused, "CONOUT$", "w", stderr)) { + _dup2(_fileno(stdout), 2); + } + std::ios::sync_with_stdio(); + FlutterDesktopResyncOutputStreams(); + } +} + +std::vector GetCommandLineArguments() { + // Convert the UTF-16 command line arguments to UTF-8 for the Engine to use. + int argc; + wchar_t** argv = ::CommandLineToArgvW(::GetCommandLineW(), &argc); + if (argv == nullptr) { + return std::vector(); + } + + std::vector command_line_arguments; + + // Skip the first argument as it's the binary name. + for (int i = 1; i < argc; i++) { + command_line_arguments.push_back(Utf8FromUtf16(argv[i])); + } + + ::LocalFree(argv); + + return command_line_arguments; +} + +std::string Utf8FromUtf16(const wchar_t* utf16_string) { + if (utf16_string == nullptr) { + return std::string(); + } + int target_length = ::WideCharToMultiByte( + CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, + -1, nullptr, 0, nullptr, nullptr); + if (target_length == 0) { + return std::string(); + } + std::string utf8_string; + utf8_string.resize(target_length); + int converted_length = ::WideCharToMultiByte( + CP_UTF8, WC_ERR_INVALID_CHARS, utf16_string, + -1, utf8_string.data(), + target_length, nullptr, nullptr); + if (converted_length == 0) { + return std::string(); + } + return utf8_string; +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/utils.h b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/utils.h new file mode 100644 index 0000000..3879d54 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/utils.h @@ -0,0 +1,19 @@ +#ifndef RUNNER_UTILS_H_ +#define RUNNER_UTILS_H_ + +#include +#include + +// Creates a console for the process, and redirects stdout and stderr to +// it for both the runner and the Flutter library. +void CreateAndAttachConsole(); + +// Takes a null-terminated wchar_t* encoded in UTF-16 and returns a std::string +// encoded in UTF-8. Returns an empty std::string on failure. +std::string Utf8FromUtf16(const wchar_t* utf16_string); + +// Gets the command line arguments passed in as a std::vector, +// encoded in UTF-8. Returns an empty std::vector on failure. +std::vector GetCommandLineArguments(); + +#endif // RUNNER_UTILS_H_ diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/win32_window.cpp b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/win32_window.cpp new file mode 100644 index 0000000..c10f08d --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/win32_window.cpp @@ -0,0 +1,245 @@ +#include "win32_window.h" + +#include + +#include "resource.h" + +namespace { + +constexpr const wchar_t kWindowClassName[] = L"FLUTTER_RUNNER_WIN32_WINDOW"; + +// The number of Win32Window objects that currently exist. +static int g_active_window_count = 0; + +using EnableNonClientDpiScaling = BOOL __stdcall(HWND hwnd); + +// Scale helper to convert logical scaler values to physical using passed in +// scale factor +int Scale(int source, double scale_factor) { + return static_cast(source * scale_factor); +} + +// Dynamically loads the |EnableNonClientDpiScaling| from the User32 module. +// This API is only needed for PerMonitor V1 awareness mode. +void EnableFullDpiSupportIfAvailable(HWND hwnd) { + HMODULE user32_module = LoadLibraryA("User32.dll"); + if (!user32_module) { + return; + } + auto enable_non_client_dpi_scaling = + reinterpret_cast( + GetProcAddress(user32_module, "EnableNonClientDpiScaling")); + if (enable_non_client_dpi_scaling != nullptr) { + enable_non_client_dpi_scaling(hwnd); + FreeLibrary(user32_module); + } +} + +} // namespace + +// Manages the Win32Window's window class registration. +class WindowClassRegistrar { + public: + ~WindowClassRegistrar() = default; + + // Returns the singleton registar instance. + static WindowClassRegistrar* GetInstance() { + if (!instance_) { + instance_ = new WindowClassRegistrar(); + } + return instance_; + } + + // Returns the name of the window class, registering the class if it hasn't + // previously been registered. + const wchar_t* GetWindowClass(); + + // Unregisters the window class. Should only be called if there are no + // instances of the window. + void UnregisterWindowClass(); + + private: + WindowClassRegistrar() = default; + + static WindowClassRegistrar* instance_; + + bool class_registered_ = false; +}; + +WindowClassRegistrar* WindowClassRegistrar::instance_ = nullptr; + +const wchar_t* WindowClassRegistrar::GetWindowClass() { + if (!class_registered_) { + WNDCLASS window_class{}; + window_class.hCursor = LoadCursor(nullptr, IDC_ARROW); + window_class.lpszClassName = kWindowClassName; + window_class.style = CS_HREDRAW | CS_VREDRAW; + window_class.cbClsExtra = 0; + window_class.cbWndExtra = 0; + window_class.hInstance = GetModuleHandle(nullptr); + window_class.hIcon = + LoadIcon(window_class.hInstance, MAKEINTRESOURCE(IDI_APP_ICON)); + window_class.hbrBackground = 0; + window_class.lpszMenuName = nullptr; + window_class.lpfnWndProc = Win32Window::WndProc; + RegisterClass(&window_class); + class_registered_ = true; + } + return kWindowClassName; +} + +void WindowClassRegistrar::UnregisterWindowClass() { + UnregisterClass(kWindowClassName, nullptr); + class_registered_ = false; +} + +Win32Window::Win32Window() { + ++g_active_window_count; +} + +Win32Window::~Win32Window() { + --g_active_window_count; + Destroy(); +} + +bool Win32Window::CreateAndShow(const std::wstring& title, + const Point& origin, + const Size& size) { + Destroy(); + + const wchar_t* window_class = + WindowClassRegistrar::GetInstance()->GetWindowClass(); + + const POINT target_point = {static_cast(origin.x), + static_cast(origin.y)}; + HMONITOR monitor = MonitorFromPoint(target_point, MONITOR_DEFAULTTONEAREST); + UINT dpi = FlutterDesktopGetDpiForMonitor(monitor); + double scale_factor = dpi / 96.0; + + HWND window = CreateWindow( + window_class, title.c_str(), WS_OVERLAPPEDWINDOW | WS_VISIBLE, + Scale(origin.x, scale_factor), Scale(origin.y, scale_factor), + Scale(size.width, scale_factor), Scale(size.height, scale_factor), + nullptr, nullptr, GetModuleHandle(nullptr), this); + + if (!window) { + return false; + } + + return OnCreate(); +} + +// static +LRESULT CALLBACK Win32Window::WndProc(HWND const window, + UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept { + if (message == WM_NCCREATE) { + auto window_struct = reinterpret_cast(lparam); + SetWindowLongPtr(window, GWLP_USERDATA, + reinterpret_cast(window_struct->lpCreateParams)); + + auto that = static_cast(window_struct->lpCreateParams); + EnableFullDpiSupportIfAvailable(window); + that->window_handle_ = window; + } else if (Win32Window* that = GetThisFromHandle(window)) { + return that->MessageHandler(window, message, wparam, lparam); + } + + return DefWindowProc(window, message, wparam, lparam); +} + +LRESULT +Win32Window::MessageHandler(HWND hwnd, + UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept { + switch (message) { + case WM_DESTROY: + window_handle_ = nullptr; + Destroy(); + if (quit_on_close_) { + PostQuitMessage(0); + } + return 0; + + case WM_DPICHANGED: { + auto newRectSize = reinterpret_cast(lparam); + LONG newWidth = newRectSize->right - newRectSize->left; + LONG newHeight = newRectSize->bottom - newRectSize->top; + + SetWindowPos(hwnd, nullptr, newRectSize->left, newRectSize->top, newWidth, + newHeight, SWP_NOZORDER | SWP_NOACTIVATE); + + return 0; + } + case WM_SIZE: { + RECT rect = GetClientArea(); + if (child_content_ != nullptr) { + // Size and position the child window. + MoveWindow(child_content_, rect.left, rect.top, rect.right - rect.left, + rect.bottom - rect.top, TRUE); + } + return 0; + } + + case WM_ACTIVATE: + if (child_content_ != nullptr) { + SetFocus(child_content_); + } + return 0; + } + + return DefWindowProc(window_handle_, message, wparam, lparam); +} + +void Win32Window::Destroy() { + OnDestroy(); + + if (window_handle_) { + DestroyWindow(window_handle_); + window_handle_ = nullptr; + } + if (g_active_window_count == 0) { + WindowClassRegistrar::GetInstance()->UnregisterWindowClass(); + } +} + +Win32Window* Win32Window::GetThisFromHandle(HWND const window) noexcept { + return reinterpret_cast( + GetWindowLongPtr(window, GWLP_USERDATA)); +} + +void Win32Window::SetChildContent(HWND content) { + child_content_ = content; + SetParent(content, window_handle_); + RECT frame = GetClientArea(); + + MoveWindow(content, frame.left, frame.top, frame.right - frame.left, + frame.bottom - frame.top, true); + + SetFocus(child_content_); +} + +RECT Win32Window::GetClientArea() { + RECT frame; + GetClientRect(window_handle_, &frame); + return frame; +} + +HWND Win32Window::GetHandle() { + return window_handle_; +} + +void Win32Window::SetQuitOnClose(bool quit_on_close) { + quit_on_close_ = quit_on_close; +} + +bool Win32Window::OnCreate() { + // No-op; provided for subclasses. + return true; +} + +void Win32Window::OnDestroy() { + // No-op; provided for subclasses. +} diff --git a/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/win32_window.h b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/win32_window.h new file mode 100644 index 0000000..17ba431 --- /dev/null +++ b/4sem/isaip/03/AESCryptor/aes_cryptor/windows/runner/win32_window.h @@ -0,0 +1,98 @@ +#ifndef RUNNER_WIN32_WINDOW_H_ +#define RUNNER_WIN32_WINDOW_H_ + +#include + +#include +#include +#include + +// A class abstraction for a high DPI-aware Win32 Window. Intended to be +// inherited from by classes that wish to specialize with custom +// rendering and input handling +class Win32Window { + public: + struct Point { + unsigned int x; + unsigned int y; + Point(unsigned int x, unsigned int y) : x(x), y(y) {} + }; + + struct Size { + unsigned int width; + unsigned int height; + Size(unsigned int width, unsigned int height) + : width(width), height(height) {} + }; + + Win32Window(); + virtual ~Win32Window(); + + // Creates and shows a win32 window with |title| and position and size using + // |origin| and |size|. New windows are created on the default monitor. Window + // sizes are specified to the OS in physical pixels, hence to ensure a + // consistent size to will treat the width height passed in to this function + // as logical pixels and scale to appropriate for the default monitor. Returns + // true if the window was created successfully. + bool CreateAndShow(const std::wstring& title, + const Point& origin, + const Size& size); + + // Release OS resources associated with window. + void Destroy(); + + // Inserts |content| into the window tree. + void SetChildContent(HWND content); + + // Returns the backing Window handle to enable clients to set icon and other + // window properties. Returns nullptr if the window has been destroyed. + HWND GetHandle(); + + // If true, closing this window will quit the application. + void SetQuitOnClose(bool quit_on_close); + + // Return a RECT representing the bounds of the current client area. + RECT GetClientArea(); + + protected: + // Processes and route salient window messages for mouse handling, + // size change and DPI. Delegates handling of these to member overloads that + // inheriting classes can handle. + virtual LRESULT MessageHandler(HWND window, + UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept; + + // Called when CreateAndShow is called, allowing subclass window-related + // setup. Subclasses should return false if setup fails. + virtual bool OnCreate(); + + // Called when Destroy is called. + virtual void OnDestroy(); + + private: + friend class WindowClassRegistrar; + + // OS callback called by message pump. Handles the WM_NCCREATE message which + // is passed when the non-client area is being created and enables automatic + // non-client DPI scaling so that the non-client area automatically + // responsponds to changes in DPI. All other messages are handled by + // MessageHandler. + static LRESULT CALLBACK WndProc(HWND const window, + UINT const message, + WPARAM const wparam, + LPARAM const lparam) noexcept; + + // Retrieves a class instance pointer for |window| + static Win32Window* GetThisFromHandle(HWND const window) noexcept; + + bool quit_on_close_ = false; + + // window handle for top level window. + HWND window_handle_ = nullptr; + + // window handle for hosted content. + HWND child_content_ = nullptr; +}; + +#endif // RUNNER_WIN32_WINDOW_H_