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zaryabzip
6c02d185dc
Firmware 13.42's sceKernelGetUpdVersion runs the same code as sysKernelGetUpdVersion, which is already implemented.
45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
#include "prx/libkernel/include/Api.hpp"
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#include <cstdint>
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#include <cstdio>
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#include <cstdlib>
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#ifdef _WIN32
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#include <windows.h>
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#else
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#include <dlfcn.h>
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#endif
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namespace {
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using GetUpdVersionFn = int (APS5_VABI*)(std::uint32_t*);
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void Require(bool condition, const char* what) {
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if (condition) return;
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std::fprintf(stderr, "%s\n", what);
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std::abort();
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}
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GetUpdVersionFn Resolve() {
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#ifdef _WIN32
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void* symbol = reinterpret_cast<void*>(GetProcAddress(LoadLibraryA("libkernel_sys.prx"), "sceKernelGetUpdVersion"));
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#else
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void* symbol = dlsym(RTLD_DEFAULT, "sceKernelGetUpdVersion");
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#endif
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Require(symbol != nullptr, "sceKernelGetUpdVersion is not exported by libkernel_sys");
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return reinterpret_cast<GetUpdVersionFn>(symbol);
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}
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}
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int main() {
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const GetUpdVersionFn getUpdVersion = Resolve();
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struct {
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std::uint32_t version;
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std::uint32_t after;
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} update{0xaaaaaaaau, 0xaaaaaaaau}, system{0xaaaaaaaau, 0xaaaaaaaau};
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Require(getUpdVersion(&update.version) == sysKernelGetUpdVersion_nid_postfix(&system.version), "the result differs from sysKernelGetUpdVersion");
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Require(update.version == system.version && update.after == 0xaaaaaaaau, "the version differs from sysKernelGetUpdVersion or more than 4 bytes were written");
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Require(getUpdVersion(nullptr) == static_cast<int>(0x80020016u), "a null output was not refused with EINVAL");
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std::puts("update version tests passed");
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return 0;
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}
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