NCM client implementation (#858)

* ncm: Implement InstallTaskDataBase and FileInstallTaskData * ncm: minor bugfixes * ncm: Implemented MemoryInstallTaskData * ncm: more std * ncm: begin implementing install task base * ncm: move protected funcs * ncm: fix recursive include * ncm: more install task progress * ncm install task: implement IncrementProgress and update UpdateThroughputMeasurement * ncm: more work * ncm client: more progress * ncm client: more progress * ncm client: finish implementing GetContentMetaInfoList * ncm client: more progress * ncm client: finished InstallTaskBase * ncm client: implement PackageInstallTaskBase * ncm client: fixes * ncm: improve accuracy * ncm client: implement PackageInstallTask * ncm client: implement PackageSystemUpdateTask * ncm client: minor name tweaks * ncm client: implement SubmissionPackageInstallTask * ncm client: add missing this to SubmissionPackageInstallTask * ncm client: add missing nullptr check to SubmissionPackageInstallTask destructor * ncm client: SubmissionPackageInstallTask fixes * ncm: fix forward declarations * ncm client: added simplified funcs * ncm: cleanup client code * ncm: fix bug introduced by cleanup * ncm: fix typo * ncm: implement correct ReadVariationContentMetaInfoList behavior * ncm: correct InstallContentMetaWriter ctor * ncm: correct conversion of content meta header types Co-authored-by: Michael Scire <SciresM@gmail.com>
2020-04-04 16:40:46 +11:00
parent 76d72fa946
commit a50d6a2696
48 changed files with 4163 additions and 56 deletions
--- a/libraries/libstratosphere/source/ncm/ncm_content_info_utils.cpp
+++ b/libraries/libstratosphere/source/ncm/ncm_content_info_utils.cpp
@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2019-2020 Adubbz, Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <stratosphere.hpp>
+
+namespace ams::ncm {
+
+    namespace {
+        constexpr inline s64 EncryptionMetadataSize   = 16_KB;
+        constexpr inline s64 ConcatenationFileSizeMax = 4_GB;
+
+        constexpr s64 CalculateAdditionalContentSize(s64 file_size, s64 cluster_size) {
+            /* Account for the encryption header. */
+            s64 size = EncryptionMetadataSize;
+
+            /* Account for the file size splitting costs. */
+            size += ((file_size / ConcatenationFileSizeMax) + 1) * cluster_size;
+
+            /* Account for various overhead costs. */
+            size += cluster_size * 3;
+
+            return size;
+        }
+
+        template<typename Handler>
+        Result ForEachContentInfo(const ContentMetaKey &key, ncm::ContentMetaDatabase *db, Handler handler) {
+            constexpr s32 MaxPerIteration = 0x10;
+            ContentInfo info_list[MaxPerIteration];
+            s32 offset = 0;
+            while (true) {
+                /* List the content infos. */
+                s32 count;
+                R_TRY(db->ListContentInfo(std::addressof(count), info_list, MaxPerIteration, key, offset));
+
+                /* Handle all that we listed. */
+                for (s32 i = 0; i < count; i++) {
+                    bool done = false;
+                    R_TRY(handler(std::addressof(done), info_list[i]));
+                    if (done) {
+                        break;
+                    }
+                }
+
+                /* Check if we're done. */
+                if (count != MaxPerIteration) {
+                    break;
+                }
+
+                offset += count;
+            }
+
+            return ResultSuccess();
+        }
+
+    }
+
+    s64 CalculateRequiredSize(s64 file_size, s64 cluster_size) {
+        return file_size + CalculateAdditionalContentSize(file_size, cluster_size);
+    }
+
+    s64 CalculateRequiredSizeForExtension(s64 file_size, s64 cluster_size) {
+        return file_size + ((file_size / ConcatenationFileSizeMax) + 1) * cluster_size;
+    }
+
+    Result EstimateRequiredSize(s64 *out_size, const ContentMetaKey &key, ncm::ContentMetaDatabase *db) {
+        s64 size = 0;
+        R_TRY(ForEachContentInfo(key, db, [&size](bool *out_done, const ContentInfo &info) -> Result {
+            size += CalculateRequiredSize(info.GetSize(), MaxClusterSize);
+            *out_done = false;
+            return ResultSuccess();
+        }));
+
+        *out_size = size;
+        return ResultSuccess();
+    }
+
+}