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rewrite(phase5): l2.hpp — add FrameHandler wired to Phase 4 frame-level dispatch #152

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Merged
SoundMatt merged 2 commits into from
Aug 22, 2026
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rewrite(phase5): l2.hpp — add FrameHandler wired to Phase 4 frame-level dispatch #152

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rewrite(phase5): l2.hpp — add FrameHandler wired to Phase 4 frame-lev…
SoundMatt Aug 22, 2026
a7f9271
fix(l2): cast AvtpFrameHeader::sequence_num (uint16_t) to uint8_t for…
SoundMatt Aug 22, 2026
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18 changes: 18 additions & 0 deletions .fusa-reqs.json
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Original file line number Diff line number Diff line change
Expand Up @@ -3649,6 +3649,24 @@
"standard": "iso26262",
"level": "ASIL-B",
"asil": "ASIL-B"
},
{
"id": "REQ-L2-009",
"title": "Server::FrameHandler reaches mock::Server's Table 24 suppression, conditional/cancellation-opcode routing, and E2E dispatch",
"text": "rcp::l2::Server::set_frame_handler()'s FrameHandler shall receive the raw, unparsed ACF payload of one whole inbound L2 frame together with that frame's own stream_id and sequence_num (decoded via rcp::l2::decode_l2_frame_header()/decode_avtp_frame_header()), so that a caller wiring it to rcp::mock::Server::dispatch_frame()/dispatch_frame_e2e() reaches TC18 Table 24 response/ack routing suppression, conditional/cancellation-opcode routing, and E2E/fragment-aware dispatch for every request carried over L2 -- none of which rcp::l2::Server::Handler's pre-existing single-message signature (no stream_id parameter, routes only through rcp::mock::Server::dispatch()) can reach.",
"standard": "iso26262",
"level": "ASIL-B",
"asil": "ASIL-B",
"tc18": "§12.7.7 Table 24 (response/ack routing suppression)"
},
{
"id": "REQ-L2-010",
"title": "is_unicast_mac classifies a destination MAC as unicast or multicast/broadcast",
"text": "rcp::l2::is_unicast_mac shall return true iff the given MAC address's I/G (individual/group) bit -- the least-significant bit of its first octet -- is 0, matching standard IEEE 802.3 addressing and mirroring c-RCP's rcp_l2_mac_is_unicast() (REQ-L2-011 in that project's own catalog) -- the primitive TC18 §12.3.1.1/.2/.3's unicast-destination-required write-authorization rule (rcp::lifecycle::WriterCtx::via_non_unicast_frame, REQ-LIFECYCLE-027) needs to classify a frame's destination MAC.",
"standard": "iso26262",
"level": "ASIL-B",
"asil": "ASIL-B",
"tc18": "§12.3.1.1/.2/.3 (write request accepted only when its frame's destination MAC is unicast)"
}
]
}
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