Files
logos-protocol/cpp/implementations/plain/cbor_codec.cpp
T
Dario Lipicar 29afbac532 Extract the Logos protocol layer from logos-cpp-sdk (lp_* C ABI + protocol semver) (#2)
* Extract the Logos protocol layer from logos-cpp-sdk

Transports (plain TCP/TLS, qt_local, qt_remote/QRO, mock), token manager,
consumer core (LogosAPIClient/LogosAPIConsumer incl. the capability
auto-requestModule flow), ModuleProxy, the abstract LogosProviderObject
interface, and the canonical QVariant<->JSON conversion — now behind the
language-neutral lp_* C ABI (logos_protocol.h) carrying the protocol
semver (LOGOS_PROTOCOL_VERSION_*, lp_protocol_version()).

Bytes crossing the ABI use the lossless {"_bytes": base64url} tagging
(NUL-safe), matching the plain wire encoding.

Provider lp_* surface is compiled groundwork; serving lands with module
authoring.

* consumer: typed requestModule for the capability flow

Port of logos-cpp-sdk master f5a127dd ('use updated capability module',
cpp-sdk#85, Iuri Matias) — the touched files (logos_api_client.cpp,
logos_api_consumer.{h,cpp}) moved into this repo in the P1 extraction.
The capability auto-requestModule path now calls a typed std::string
helper on the consumer (which acquires the capability object directly)
instead of a stringly invokeRemoteMethod round-trip. 111/111 tests.
2026-06-12 18:59:01 -03:00

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#include "cbor_codec.h"
#include "json_mapping.h"
#include <nlohmann/json.hpp>
namespace logos::plain {
using json = nlohmann::json;
std::vector<uint8_t> CborCodec::encode(const AnyMessage& msg)
{
const json j = messageToJson(msg);
return json::to_cbor(j);
}
AnyMessage CborCodec::decode(MessageType tag, const uint8_t* data, std::size_t len)
{
json j;
try {
j = json::from_cbor(data, data + len, /*strict=*/true, /*allow_exceptions=*/true);
} catch (const std::exception& e) {
throw CodecError(std::string("cbor parse failed: ") + e.what());
}
return jsonToMessage(tag, j);
}
} // namespace logos::plain