chore: import upstream snapshot with attribution

2026-07-13 13:33:03 +08:00
commit 5b57521aa1
8226 changed files with 3425766 additions and 0 deletions
@@ -0,0 +1,54 @@
+//
+//  AddUUID.cpp
+//  MNNConverter
+//
+//  Created by MNN on 2021/08/11.
+//  Copyright © 2018, Alibaba Group Holding Limited
+//
+
+#include "CommonUtils.hpp"
+#include <random>
+#include <sstream>
+
+static std::string uuid4() {
+    static std::random_device              rd;
+    static std::mt19937_64                 gen(rd());
+    static std::uniform_int_distribution<> dis(0, 15);
+    static std::uniform_int_distribution<> dis2(8, 11);
+
+    std::stringstream ss;
+    int i;
+    ss << std::hex;
+    for (i = 0; i < 8; i++) {
+       ss << dis(gen);
+    }
+    ss << "-";
+    for (i = 0; i < 4; i++) {
+       ss << dis(gen);
+    }
+    ss << "-4";
+    for (i = 0; i < 3; i++) {
+       ss << dis(gen);
+    }
+    ss << "-";
+    ss << dis2(gen);
+    for (i = 0; i < 3; i++) {
+       ss << dis(gen);
+    }
+    ss << "-";
+    for (i = 0; i < 12; i++) {
+       ss << dis(gen);
+    };
+    return ss.str();
+}
+
+void addUUID(std::unique_ptr<MNN::NetT>& netT, MNN::Compression::Pipeline proto) {
+    if (netT->mnn_uuid.empty()) {
+        // set uuid from compress file
+        if (proto.has_mnn_uuid()) {
+            netT->mnn_uuid = proto.mnn_uuid();
+        } else {
+            netT->mnn_uuid = uuid4();
+        }
+    }
+}