feat: WIP NoiseIK handshake based on libsodium#2450

Draft

goldroom wants to merge 148 commits intoTokTok:masterfrom goldroom:noiseIK_2023_PR

+2,758-164

Commits on May 10, 2023

Started implementing an XAEAD function based on XChaCha20-Poly1305/libsodium in crypto core, which is to be used during the Noise-based handshake.
goldroom
committed

Commits on Jun 13, 2023

Added XAEAD functions, added HMAC-SHA512 functions, added HKDF for Noise in crypto_core. Added noise_handshake struct to net_crypto.h. Started Noise-based handshake implementation.
goldroom
committed

Commits on Jun 14, 2023

Added HMAC+HKDF functions to crypto_core.h, fixed wrong ). Fixed minor issues in crypto_core.c. Started handshake_init in net_crypto.c, added Noise functions MixKey(), MixHash(), EncryptAndHash(), …
goldroom
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Commits on Jun 16, 2023

Continued Noise handshake implementation.
goldroom
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Commits on Jun 19, 2023

Adapted create_crypto_handshake() for Noise Initiator and Responder, cf. Noise Spec WriteMessage(). Started to adapt handle_crypto_handshake() for Noise, cf. Noise Spec ReadMessage().
goldroom
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Commits on Jun 20, 2023

Commits on Jun 23, 2023

Adapted rest of necessary functions for Noise-based handshake.
goldroom
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Commits on Jun 26, 2023

Commits on Jun 28, 2023

Added debugging code to log behavior, fixed bug in . Currently decryption #2 fails on the handshake packet from INITIATOR to RESPONDER. Adapted encryption/decryption functions, but not fixed yet.
goldroom
committed

Commits on Jun 29, 2023

NoiseIK handshake and NoiseIK transport encryption working. One CRYPTO_NONCE_SIZE was missing in NOISE_HANDSHAKE_PACKET_LENGTH_INITIATOR, therefore 24 bytes were missing in actual sent handshake pa…
goldroom
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Commits on Jun 30, 2023

Cleaned up logging/debugging code. Switched to Tox logger.
goldroom
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Commits on Jul 3, 2023

Commits on Sep 14, 2023

Commits on Sep 15, 2023

Changed noise_handshake to dynamic alloc again in Crypto_Connection.
goldroom
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Commits on Sep 19, 2023

fix: fixed ASAN memleaks after noise_handshake calloc in create_crypto_connection() via correct free in wipe_crypto_connection().
goldroom
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Commits on Sep 25, 2023

Improvements and added debugging due to test timeouts. Buggy, but most tests working.
goldroom
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Commits on Sep 26, 2023

Fix: Fixed issues when two peers initiate a handshake at the same time via new_crypto_connection().
goldroom
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Commits on Sep 27, 2023

Fix: Added further debug logging and fixed issue in special case of initiator to responder change case (relevant for reconnect test).
goldroom
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Commits on Oct 2, 2023

Commits on Oct 3, 2023

fix: fixed current behavior in handle_crypto_hs(). fixed wrong memzero of n_c.noise_handshake.
goldroom
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Commits on Oct 4, 2023

Commits on Nov 30, 2023

cleanup: Removed unused crypto_hmac512_verify(). Moved generic noise_* functions to crypto_core. Use function based on libsodium bin2hex() to print bytes for debugging (instead of custom func).
goldroom
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Commits on Dec 4, 2023

Commits on Dec 5, 2023

Commits on Dec 13, 2023

feat: Encrypt cookies in Noise handshake packets and authenticate via XAEAD.
goldroom
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Commits on Dec 14, 2023

Commits on Dec 15, 2023

fix/cleanup: minor changes for CI checks.
goldroom
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Commits on Dec 19, 2023

Commits on Jan 7, 2024

Commits on Feb 19, 2024

Commits on Mar 8, 2024

Merge branch 'master' into noiseIK_2023_PR
goldroom
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Commits on Mar 15, 2024

fix: removed unused OtherCookie from RESPONDER handshake packet.
goldroom
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Commits on Mar 18, 2024

Commits on Apr 3, 2024

fix: added missing non_null()/nullable() statements to .
goldroom
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Commits on Jun 4, 2024

Fixed crypto_hkdf() in crypto_core.c and verified with test vectors. Added NoiseIK test vectors test file, currently hacked into crypto_test.c for compilation and easy local troubleshooting.
goldroom
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Commits on Jun 10, 2024

Commits on Jun 11, 2024

Commits on Jun 13, 2024

feat: Implemented enabling/disabling of backwards compatiblity to non-Noise handshakes.
goldroom
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Commits on Jun 14, 2024

Commits on Nov 12, 2024

Merge branch 'master' into noiseIK_2023_PR
iphydf
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Commits on Nov 17, 2024

cleanup: code cleanup and documentation of net_crypto.c
goldroom
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Commits on Dec 3, 2024

docs: Added doc and TODOs.
goldroom
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Commits on Dec 10, 2024

Commits on Dec 11, 2024

Commits on Dec 18, 2024

Commits on Dec 19, 2024

feat: implementation of (possible) new cookie functionality.
goldroom
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Commits on Dec 21, 2024

feat: implementation of (possible) new cookie mechanism.
goldroom
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Commits on Dec 23, 2024

feat: implementation of possible new cookie mechanism. Currently broken because both peers are Noise-responder.
goldroom
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Commits on Jan 7, 2025

fix: added debug output and fixed NoiseIK cookie implementation issues. This lead to the discovery, that usage of IP_Port is currently broken implementation-wise and by design (NoiseIK-initiator do…
goldroom
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Commits on Jan 25, 2025

Commits on Jan 26, 2025

Commits on Jan 28, 2025

cleanup: minor cleanup
goldroom
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Commits on Jan 30, 2025

cleanup: minor cleanup
goldroom
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Commits on Jan 31, 2025

fix: fixed two issues because of noise_handshake memzero in backwards compatiblity case. Moved ephemeral key pair generation to create_crypto_handshake(). Fixed setting of recv_nonce in NoiseIK han…
goldroom
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Commits on Feb 1, 2025

Commits on Feb 7, 2025

fix: fixed issues in real-world backwards-compatible handshake behavior.
goldroom
committed