SPIKE: Protocol 28 (CAP-0084) - #305
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Adds the SC_ADDRESS_TYPE_MUXED_CONTRACT arm to SCAddress with a new
MuxedContract { uint64 id; ContractID contractId; } struct, mirroring
MuxedEd25519Account. Gated behind #ifdef CAP_0084 so it lands in `next`
only until core bumps the max supported protocol.
CAP-0084: stellar/stellar-protocol#1968
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Downstream: regenerated rs-stellar-xdr bindings for this CAP-0084 |
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Downstream (Rust): stellar/rs-stellar-xdr#548 → stellar/rs-soroban-env#1695 (SPIKE: Protocol 28 / CAP-0084). |
This was referenced Jun 25, 2026
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SPIKE: root of the Protocol 28 / CAP-0084 (muxed contract addresses) stack. This repo is the canonical
.xsource — no upstream to cross-link.Changes
Stellar-contract.x: addSC_ADDRESS_TYPE_MUXED_CONTRACTarm +MuxedContract { uint64 id; ContractID contractId; }struct +SCAddressunion case, all gated behind#ifdef CAP_0084(mirrorsMuxedEd25519Account).nextonly;currunchanged until core bumps max protocol.cap_0083retained — no CAPs dropped this protocol.Deferred
curr/nextregen: handled by theGenerateworkflow on merge tomain(not committed here).Verification
make preprocesswith both features →nextexits 0, emits the 2 + 2 tokens; baremake preprocess→currexits 0, 0 tokens.Upstream: none (canonical source).
Downstream (re-pin to this branch head, each opened by its own pass): rs-stellar-xdr → rs-soroban-env → rs-soroban-sdk → stellar-core → go-stellar-sdk → stellar-horizon → stellar-rpc → js-stellar-base → js-stellar-sdk → js-stellar-xdr-json → stellar-laboratory → docker-stellar-core-horizon.