mirror of
https://github.com/boykopovar/AnyPS5.git
synced 2026-11-08 13:50:20 +00:00
73 lines
2.5 KiB
C++
73 lines
2.5 KiB
C++
#include "prx/libSceLibcInternal/include/Api.hpp"
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#include "prx/libc/include/Api.hpp"
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#include "prx/libc/include/ApplicationHeap.hpp"
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#include "prx/libc/include/general/VabiMacros.hpp"
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#include <array>
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#include <cstddef>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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namespace {
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unsigned releases = 0;
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void Require(bool condition, const char* message) {
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if (condition) return;
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std::fprintf(stderr, "libc internal placement delete: %s\n", message);
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std::abort();
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}
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void* APS5_VABI TestAllocate(std::size_t size) { return std::malloc(size); }
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void APS5_VABI TestFree(void* pointer) {
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++releases;
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std::free(pointer);
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}
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void* APS5_VABI TestCalloc(std::size_t count, std::size_t size) { return std::calloc(count, size); }
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void* APS5_VABI TestReallocate(void* pointer, std::size_t size) { return std::realloc(pointer, size); }
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void* APS5_VABI TestAlign(std::size_t, std::size_t size) { return std::malloc(size); }
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void* APS5_VABI TestRealign(void* pointer, std::size_t size, std::size_t) { return std::realloc(pointer, size); }
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int APS5_VABI TestPosixAlign(void** pointer, std::size_t, std::size_t size) {
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*pointer = std::malloc(size);
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return *pointer ? 0 : 12;
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}
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bool Untouched(const unsigned char* bytes, std::size_t count) {
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for (std::size_t index = 0; index < count; ++index) {
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if (bytes[index] != 0x5A) return false;
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}
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return true;
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}
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}
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int main() {
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const std::array<void*, 10> api{
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reinterpret_cast<void*>(&TestAllocate),
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reinterpret_cast<void*>(&TestFree),
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reinterpret_cast<void*>(&TestCalloc),
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reinterpret_cast<void*>(&TestReallocate),
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reinterpret_cast<void*>(&TestAlign),
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reinterpret_cast<void*>(&TestRealign),
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reinterpret_cast<void*>(&TestPosixAlign),
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};
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ApplicationHeapRegister_nid_no_patch(api.data());
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auto* block = static_cast<unsigned char*>(_Znwm_nid_postfix(32));
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std::memset(block, 0x5A, 32);
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releases = 0;
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sceLibcInternalPlacementDelete_nid_no_patch(block, block);
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sceLibcInternalPlacementArrayDelete_nid_no_patch(block, block);
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sceLibcInternalPlacementDelete_nid_no_patch(nullptr, block);
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sceLibcInternalPlacementArrayDelete_nid_no_patch(nullptr, block);
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Require(releases == 0, "the placement forms free nothing");
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Require(Untouched(block, 32), "the placement forms leave the block unchanged");
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_ZdlPv_nid_postfix(block);
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Require(releases == 1, "the block is still owned by the application heap");
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std::puts("libc internal placement delete checks passed");
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return 0;
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}
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