55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
#include "Archive/PakRegistry.h"
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#include "File/ResourcePath.h"
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// OFFSET: 0x0057BC20
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// FUNCTION: fn_02596
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std::string MakeResourcePath(std::string filename) {
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std::string path = "data\\";
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path.append(filename);
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std::size_t colon = path.find(':');
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if (colon != std::string::npos && colon >= 1) {
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path = path.substr(colon - 1);
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}
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std::size_t duplicate;
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while ((duplicate = path.find("//")) != std::string::npos) {
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path.replace(duplicate, 2, "/", 1);
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}
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return path;
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}
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// OFFSET: 0x0057BB50
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// FUNCTION: fn_02595
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bool ResourceExists(const char* filename, int looseOnly) {
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std::string path = MakeResourcePath(std::string(filename));
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return g_pakRegistry.Exists(path.c_str(), static_cast<char>(looseOnly) != 0);
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}
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// OFFSET: 0x00AE9EE0
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// FUNCTION: fn_18113
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void* ReadLooseResource(const char* filename, std::uint32_t* size) {
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HANDLE file =
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CreateFileA(filename, GENERIC_READ, FILE_SHARE_READ, nullptr, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);
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if (file == INVALID_HANDLE_VALUE) {
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return nullptr;
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}
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LARGE_INTEGER fileSize;
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GetFileSizeEx(file, &fileSize);
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*size = fileSize.LowPart;
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void* data = VirtualAlloc(nullptr, *size, MEM_COMMIT, PAGE_READWRITE);
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if (!data) {
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VirtualFree(nullptr, 0, MEM_RELEASE);
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CloseHandle(file);
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return nullptr;
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}
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DWORD read;
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ReadFile(file, data, *size, &read, nullptr);
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CloseHandle(file);
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// The original's non-.ebm post-read hook is an established empty routine.
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return data;
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}
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