59 lines
2.5 KiB
C++
59 lines
2.5 KiB
C++
#include "prx/libc/include/general/VabiMacros.hpp"
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#include <chrono>
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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 <filesystem>
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#include <fstream>
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#include <source_location>
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#include <string>
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extern "C" {
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std::int64_t APS5_VABI readlink_nid_postfix(const char*, char*, std::size_t);
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int* APS5_VABI __error_nid_postfix();
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}
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void Require(bool condition, std::source_location location = std::source_location::current()) {
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if (!condition) {
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std::fprintf(stderr, "Kernel sys check failed at line %u (guest errno %d)\n", location.line(), *__error_nid_postfix());
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std::abort();
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}
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}
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int Error() {
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return *__error_nid_postfix();
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}
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int main() {
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const auto root = std::filesystem::path("anyps5-kernel-sys-test-" +
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std::to_string(std::chrono::steady_clock::now().time_since_epoch().count()));
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Require(std::filesystem::create_directory(root));
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const auto file = (root / "file.txt").string();
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std::ofstream(file).put('x');
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char buffer[64];
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Require(readlink_nid_postfix(file.c_str(), buffer, sizeof(buffer)) == -1 && Error() == 22);
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Require(readlink_nid_postfix(root.string().c_str(), buffer, sizeof(buffer)) == -1 && Error() == 22);
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Require(readlink_nid_postfix((root / "missing").string().c_str(), buffer, sizeof(buffer)) == -1 && Error() == 2);
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Require(readlink_nid_postfix("", buffer, sizeof(buffer)) == -1 && Error() == 2);
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Require(readlink_nid_postfix(nullptr, buffer, sizeof(buffer)) == -1 && Error() == 14);
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std::error_code error;
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const auto link = (root / "link").string();
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std::filesystem::create_symlink("sub/target.txt", link, error);
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if (!error) {
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std::memset(buffer, '#', sizeof(buffer));
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Require(readlink_nid_postfix(link.c_str(), buffer, sizeof(buffer)) == 14);
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Require(std::memcmp(buffer, "sub/target.txt", 14) == 0 && buffer[14] == '#');
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std::memset(buffer, '#', sizeof(buffer));
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Require(readlink_nid_postfix(link.c_str(), buffer, 3) == 3);
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Require(std::memcmp(buffer, "sub", 3) == 0 && buffer[3] == '#');
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Require(readlink_nid_postfix(link.c_str(), nullptr, 0) == 0);
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Require(readlink_nid_postfix(link.c_str(), nullptr, sizeof(buffer)) == -1 && Error() == 14);
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Require(readlink_nid_postfix((root / "LINK").string().c_str(), buffer, sizeof(buffer)) == 14);
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} else {
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std::fprintf(stderr, "symbolic links unavailable: the link cases not tested\n");
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}
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std::filesystem::remove_all(root);
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return 0;
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}
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