fix: MCPCをvendored fork化しMCP準拠と接続安定性を改善

- Git submoduleを廃止してMCPCを直接管理
- Windowsで254リクエスト付近に発生する切断を修正
- JSON-RPC 2.0エラー応答を標準化
- tool schemaとruntimeの必須・任意引数を一致
- 1000回連続呼び出しの回帰テストを追加

1 files changed, 62 insertions, 0 deletions

diff --git a/third_party/mcpc/src/serlz.h b/third_party/mcpc/src/serlz.h
new file mode 100644
index 0000000..9ee6618
--- /dev/null
+++ b/third_party/mcpc/src/serlz.h
@@ -0,0 +1,62 @@
+// This file is part of the mcpc library.
+//
+// Copyright (C) 2025 Michael Lee <micl2e2 AT proton.me>
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions: 
+// 
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software. 
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+#ifndef h_serialize
+#define h_serialize
+
+#include "retbuf.h"
+#include "tool.h"
+#include "rsc.h"
+#include "server.h"
+#include "ucbr.h"
+#include "complt.h"
+
+#define L_QUO u8c1("\"")
+#define R_QUO u8c1("\"")
+#define L_QUO_D u8c1("(")
+#define R_QUO_D u8c1(")")
+
+u8_t serlz_tool (retbuf_t rtbf, const mcpc_tool_t * tool);
+
+u8_t serlz_toolpool (retbuf_t rtbf, const mcpc_toolpool_t * pool);
+
+u8_t serlz_prmptpool (retbuf_t rtbf, const mcpc_prmptpool_t * prmptpool);
+
+u8_t serlz_initres (retbuf_t rtbf, const mcpc_server_t * sv);
+
+u8_t serlz_rsc (retbuf_t rtbf, const mcpc_rsc_t * rsc);
+
+u8_t serlz_rscpool (retbuf_t rtbf, const mcpc_rscpool_t * rscpool);
+
+// deprecated
+u8_t serlz_ucbrchd (retbuf_t rtbf, const mcpc_ucbrchd_t * ucbrchd);
+
+// deprecated
+u8_t serlz_ucbr (retbuf_t rtbf, const mcpc_ucbr_t * ucbr);
+
+u8_t serlz_tool_callres (retbuf_t rtbf, const mcpc_ucbr_t * ucbr);
+
+u8_t serlz_prmpt_callres (retbuf_t rtbf, const mcpc_ucbr_t * ucbr);
+
+u8_t serlz_complt (retbuf_t rtbf, const mcpc_complt_t * complt);
+
+
+#endif