From 8784cbfebcb8a0220fb947a6070032e20b80fc2f Mon Sep 17 00:00:00 2001
From: untodesu <kirill@untode.su>
Date: Thu, 11 Sep 2025 14:13:39 +0500
Subject: Another qfengine graft: resource management DECOPYPASTA DECOPYPASTA
 DECOPYPASTA DECOPYPASTA

---
 core/utils/CMakeLists.txt |  2 ++
 core/utils/physfs.cc      | 76 +++++++++++++++++++++++++++++++++++++++++++++++
 core/utils/physfs.hh      | 18 +++++++++++
 3 files changed, 96 insertions(+)
 create mode 100644 core/utils/physfs.cc
 create mode 100644 core/utils/physfs.hh

(limited to 'core/utils')

diff --git a/core/utils/CMakeLists.txt b/core/utils/CMakeLists.txt
index 4f96261..5d59e8d 100644
--- a/core/utils/CMakeLists.txt
+++ b/core/utils/CMakeLists.txt
@@ -1,5 +1,7 @@
 target_sources(core PRIVATE
     "${CMAKE_CURRENT_LIST_DIR}/epoch.cc"
     "${CMAKE_CURRENT_LIST_DIR}/epoch.hh"
+    "${CMAKE_CURRENT_LIST_DIR}/physfs.cc"
+    "${CMAKE_CURRENT_LIST_DIR}/physfs.hh"
     "${CMAKE_CURRENT_LIST_DIR}/string.cc"
     "${CMAKE_CURRENT_LIST_DIR}/string.hh")
diff --git a/core/utils/physfs.cc b/core/utils/physfs.cc
new file mode 100644
index 0000000..cb310df
--- /dev/null
+++ b/core/utils/physfs.cc
@@ -0,0 +1,76 @@
+#include "core/pch.hh"
+
+#include "core/utils/physfs.hh"
+
+bool utils::read_file(std::string_view path, std::vector<std::byte>& buffer)
+{
+    auto file = PHYSFS_openRead(std::string(path).c_str());
+
+    if(file == nullptr) {
+        spdlog::error("physfs: {}: {}", path, PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()));
+        return false;
+    }
+
+    PHYSFS_sint64 file_size = PHYSFS_fileLength(file);
+    buffer.resize(static_cast<std::size_t>(file_size));
+
+    PHYSFS_readBytes(file, buffer.data(), file_size);
+    PHYSFS_close(file);
+
+    return true;
+}
+
+bool utils::read_file(std::string_view path, std::string& buffer)
+{
+    auto file = PHYSFS_openRead(std::string(path).c_str());
+
+    if(file == nullptr) {
+        spdlog::error("physfs: {}: {}", path, PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()));
+        return false;
+    }
+
+    PHYSFS_sint64 file_size = PHYSFS_fileLength(file);
+    buffer.resize(static_cast<std::size_t>(file_size));
+
+    PHYSFS_readBytes(file, buffer.data(), file_size);
+    PHYSFS_close(file);
+
+    return true;
+}
+
+bool utils::write_file(std::string_view path, const std::vector<std::byte>& buffer)
+{
+    auto file = PHYSFS_openWrite(std::string(path).c_str());
+
+    if(file == nullptr) {
+        spdlog::error("physfs: {}: {}", path, PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()));
+        return false;
+    }
+
+    PHYSFS_writeBytes(file, buffer.data(), static_cast<PHYSFS_uint64>(buffer.size()));
+    PHYSFS_close(file);
+
+    return true;
+}
+
+bool utils::write_file(std::string_view path, const std::string& buffer)
+{
+    auto file = PHYSFS_openWrite(std::string(path).c_str());
+
+    if(file == nullptr) {
+        spdlog::error("physfs: {}: {}", path, PHYSFS_getErrorByCode(PHYSFS_getLastErrorCode()));
+        return false;
+    }
+
+    PHYSFS_writeBytes(file, buffer.data(), static_cast<PHYSFS_uint64>(buffer.size()));
+    PHYSFS_close(file);
+
+    return true;
+}
+
+std::string_view utils::physfs_error(void)
+{
+    auto error_code = PHYSFS_getLastErrorCode();
+    auto error_string = PHYSFS_getErrorByCode(error_code);
+    return std::string_view(error_string, std::strlen(error_string));
+}
diff --git a/core/utils/physfs.hh b/core/utils/physfs.hh
new file mode 100644
index 0000000..df5e392
--- /dev/null
+++ b/core/utils/physfs.hh
@@ -0,0 +1,18 @@
+#ifndef UTILS_PHYSFS_HH
+#define UTILS_PHYSFS_HH 1
+#pragma once
+
+namespace utils
+{
+bool read_file(std::string_view path, std::vector<std::byte>& buffer);
+bool read_file(std::string_view path, std::string& buffer);
+bool write_file(std::string_view path, const std::vector<std::byte>& buffer);
+bool write_file(std::string_view path, const std::string& buffer);
+} // namespace utils
+
+namespace utils
+{
+std::string_view physfs_error(void);
+} // namespace utils
+
+#endif // UTILS_PHYSFS_HH
-- 
cgit