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BunnyFlandClaude Opus 5.5
4daeef17d2
The buffer is passed as a uint32_t*, so it is declared with uint32_t alignment; a byte array could be misaligned for the 4-byte store. Co-Authored-By: Claude Opus 5.5 <[email protected]>
46 lines
1.5 KiB
C++
46 lines
1.5 KiB
C++
#include "prx/libSceVdecSavc/include/Api.hpp"
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#include "prx/libSceVdecSavc2/include/Api.hpp"
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#include "prx/libSceVdecShevc/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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#include <cstring>
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#include <initializer_list>
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namespace {
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void Require(bool value, const char* message) {
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if (value) return;
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std::fprintf(stderr, "%s\n", message);
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std::abort();
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}
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using GetVersion = void (APS5_VABI*)(std::uint32_t*);
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void CheckVersion(GetVersion getVersion, std::uint32_t expected, const char* name) {
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for (unsigned char fill : {0xA5, 0x5A}) {
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alignas(std::uint32_t) unsigned char buffer[12];
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std::memset(buffer, fill, sizeof(buffer));
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getVersion(reinterpret_cast<std::uint32_t*>(buffer));
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std::uint32_t version = 0;
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std::memcpy(&version, buffer, sizeof(version));
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if (version != expected) {
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std::fprintf(stderr, "%s wrote 0x%08x, expected 0x%08x\n", name, version, expected);
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std::abort();
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}
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for (std::size_t i = sizeof(version); i < sizeof(buffer); ++i)
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Require(buffer[i] == fill, "GetVersion writes only four bytes");
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}
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getVersion(nullptr);
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}
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}
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int main() {
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CheckVersion(sceSdecGetVersionSw, 0u, "sceSdecGetVersionSw");
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CheckVersion(sceSdecGetVersionSw2, 0x13590001u, "sceSdecGetVersionSw2");
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CheckVersion(sceSdecGetVersionSwHevc, 0x13590001u, "sceSdecGetVersionSwHevc");
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std::puts("sdec version tests passed");
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return 0;
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}
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