From 3bf42c6ff3805a0d42bbc661794a95ff31bedc26 Mon Sep 17 00:00:00 2001
From: untodesu <kirill@untode.su>
Date: Sat, 15 Mar 2025 16:22:09 +0500
Subject: Add whatever I was working on for the last month

---
 core/binfile.cc | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 core/binfile.cc

(limited to 'core/binfile.cc')

diff --git a/core/binfile.cc b/core/binfile.cc
new file mode 100644
index 0000000..34af3ca
--- /dev/null
+++ b/core/binfile.cc
@@ -0,0 +1,67 @@
+#include "core/pch.hh"
+#include "core/binfile.hh"
+
+#include "core/resource.hh"
+
+static emhash8::HashMap<std::string, resource_ptr<BinFile>> resource_map;
+
+template<>
+resource_ptr<BinFile> resource::load<BinFile>(const char *name, unsigned int flags)
+{
+    auto it = resource_map.find(name);
+
+    if(it != resource_map.cend()) {
+        // Return an existing resource
+        return it->second;
+    }
+
+    auto file = PHYSFS_openRead(name);
+
+    if(file == nullptr) {
+        spdlog::warn("resource: {}: {}", name, PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()));
+        return nullptr;
+    }
+
+    auto new_resource = std::make_shared<BinFile>();
+    new_resource->size = PHYSFS_fileLength(file);
+    new_resource->buffer = new std::byte[new_resource->size];
+
+    PHYSFS_readBytes(file, new_resource->buffer, new_resource->size);
+    PHYSFS_close(file);
+
+    return resource_map.insert_or_assign(name, new_resource).first->second;
+}
+
+template<>
+void resource::hard_cleanup<BinFile>(void)
+{
+    for(const auto &it : resource_map) {
+        if(it.second.use_count() > 1L)
+            spdlog::warn("resource: zombie resource [BinFile] {} [use_count={}]", it.first, it.second.use_count());
+        else spdlog::debug("resource: releasing [BinFile] {}", it.first);
+
+        delete[] it.second->buffer;
+    }
+
+    resource_map.clear();
+}
+
+template<>
+void resource::soft_cleanup<BinFile>(void)
+{
+    auto iter = resource_map.cbegin();
+
+    while(iter != resource_map.cend()) {
+        if(iter->second.use_count() == 1L) {
+            spdlog::debug("resource: releasing [BinFile] {}", iter->first);
+
+            delete[] iter->second->buffer;
+
+            iter = resource_map.erase(iter);
+
+            continue;
+        }
+
+        iter = std::next(iter);
+    }
+}
-- 
cgit