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feat(solana): add SolanaTokenInfo and nanopb options#96

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BitHighlander wants to merge 2 commits intomasterfrom
feat/solana-token-info
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feat(solana): add SolanaTokenInfo and nanopb options#96
BitHighlander wants to merge 2 commits intomasterfrom
feat/solana-token-info

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@BitHighlander
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Summary

  • New SolanaTokenInfo message for SPL token display (mint, symbol, decimals)
  • token_info repeated field on SolanaSignTx (max 4 entries)
  • nanopb size limits for all Solana fields
  • Added messages-solana.proto to package build scripts

Enables firmware clear-signing of SPL token transfers with symbol display.

Files

  • messages-solana.proto — new message + field
  • messages-solana.options — nanopb limits (new file)
  • package.json — build script updated

Firmware dependency

Unblocks keepkey/keepkey-firmware Solana support (7.14.0)

Test plan

  • protoc compiles cleanly
  • npm run build succeeds and emits Solana types
  • No message ID conflicts

- SolanaTokenInfo message for SPL token display (mint, symbol, decimals)
- token_info repeated field on SolanaSignTx (max 4 entries)
- nanopb size limits for all Solana fields

Enables firmware clear-signing of SPL token transfers.
@BitHighlander
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Superseded by combined PR #100 for simpler review and merge.

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