rpcs3/Utilities/StrFmt.cpp

629 lines
14 KiB
C++

#include "StrFmt.h"
#include "StrUtil.h"
#include "cfmt.h"
#include "util/endian.hpp"
#include "util/logs.hpp"
#include "util/v128.hpp"
#include <locale>
#include <codecvt>
#include <algorithm>
#include <string_view>
#include "Thread.h"
#ifdef _WIN32
#include <Windows.h>
#else
#include <errno.h>
#endif
std::string wchar_to_utf8(std::wstring_view src)
{
#ifdef _WIN32
std::string utf8_string;
const auto tmp_size = WideCharToMultiByte(CP_UTF8, 0, src.data(), src.size(), nullptr, 0, nullptr, nullptr);
utf8_string.resize(tmp_size);
WideCharToMultiByte(CP_UTF8, 0, src.data(), src.size(), utf8_string.data(), tmp_size, nullptr, nullptr);
return utf8_string;
#else
std::wstring_convert<std::codecvt_utf8<wchar_t>, wchar_t> converter{};
return converter.to_bytes(src.data());
#endif
}
std::string utf16_to_utf8(std::u16string_view src)
{
std::wstring_convert<std::codecvt_utf8_utf16<char16_t>, char16_t> converter{};
return converter.to_bytes(src.data());
}
std::wstring utf8_to_wchar(std::string_view src)
{
#ifdef _WIN32
std::wstring wchar_string;
const auto tmp_size = MultiByteToWideChar(CP_UTF8, 0, src.data(), src.size(), nullptr, 0);
wchar_string.resize(tmp_size);
MultiByteToWideChar(CP_UTF8, 0, src.data(), src.size(), wchar_string.data(), tmp_size);
return wchar_string;
#else
std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>, wchar_t> converter{};
return converter.from_bytes(src.data());
#endif
}
#ifdef _WIN32
std::string fmt::win_error_to_string(unsigned long error, void* module_handle)
{
std::string message;
LPWSTR message_buffer = nullptr;
if (FormatMessageW((module_handle ? FORMAT_MESSAGE_FROM_HMODULE : FORMAT_MESSAGE_FROM_SYSTEM) | FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_IGNORE_INSERTS,
module_handle, error, 0, (LPWSTR)&message_buffer, 0, nullptr))
{
message = fmt::format("%s (0x%x)", fmt::trim(wchar_to_utf8(message_buffer), " \t\n\r\f\v"), error);
}
else
{
message = fmt::format("0x%x", error);
}
if (message_buffer)
{
LocalFree(message_buffer);
}
return message;
}
#endif
template <>
void fmt_class_string<std::pair<const fmt_type_info*, u64>>::format(std::string& out, u64 arg)
{
// Dynamic format arg
const auto& pair = get_object(arg);
if (pair.first)
{
pair.first->fmt_string(out, pair.second);
}
}
template <>
void fmt_class_string<fmt::base57>::format(std::string& out, u64 arg)
{
const auto& _arg = get_object(arg);
if (_arg.data && _arg.size)
{
// Precomputed tail sizes if input data is not multiple of 8
static constexpr u8 s_tail[8] = {0, 2, 3, 5, 6, 7, 9, 10};
// Get full output size
const usz out_size = _arg.size / 8 * 11 + s_tail[_arg.size % 8];
out.resize(out.size() + out_size);
const auto ptr = &out.front() + (out.size() - out_size);
// Each 8 bytes of input data produce 11 bytes of base57 output
for (usz i = 0, p = 0; i < _arg.size; i += 8, p += 11)
{
// Load up to 8 bytes
be_t<u64> be_value;
if (_arg.size - i < sizeof(be_value))
{
std::memset(&be_value, 0, sizeof(be_value));
std::memcpy(&be_value, _arg.data + i, _arg.size - i);
}
else
{
std::memcpy(&be_value, _arg.data + i, sizeof(be_value));
}
u64 value = be_value;
for (int j = 10; j >= 0; j--)
{
if (p + j < out_size)
{
ptr[p + j] = "0123456789ACEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"[value % 57];
}
value /= 57;
}
}
}
}
void fmt_class_string<const void*>::format(std::string& out, u64 arg)
{
fmt::append(out, "%p", arg);
}
void fmt_class_string<const char*>::format(std::string& out, u64 arg)
{
if (arg)
{
out += reinterpret_cast<const char*>(arg);
}
else
{
out += "(NULLSTR)";
}
}
void fmt_class_string<const wchar_t*>::format(std::string& out, u64 arg)
{
out += wchar_to_utf8(reinterpret_cast<const wchar_t*>(arg));
}
template <>
void fmt_class_string<std::string>::format(std::string& out, u64 arg)
{
out += get_object(arg);
}
template <>
void fmt_class_string<std::string_view>::format(std::string& out, u64 arg)
{
out += get_object(arg);
}
template <>
void fmt_class_string<std::vector<char>>::format(std::string& out, u64 arg)
{
const std::vector<char>& obj = get_object(arg);
out.append(obj.cbegin(), obj.cend());
}
template <>
void fmt_class_string<std::u8string>::format(std::string& out, u64 arg)
{
const std::u8string& obj = get_object(arg);
out.append(obj.cbegin(), obj.cend());
}
template <>
void fmt_class_string<std::u8string_view>::format(std::string& out, u64 arg)
{
const std::u8string_view& obj = get_object(arg);
out.append(obj.cbegin(), obj.cend());
}
template <>
void fmt_class_string<std::vector<char8_t>>::format(std::string& out, u64 arg)
{
const std::vector<char8_t>& obj = get_object(arg);
out.append(obj.cbegin(), obj.cend());
}
void format_byte_array(std::string& out, const uchar* data, usz size)
{
if (!size)
{
out += "{ EMPTY }";
return;
}
out += "{ ";
for (usz i = 0;; i++)
{
if (i == size - 1)
{
fmt::append(out, "%02X", data[i]);
break;
}
if ((i % 4) == 3)
{
// Place a comma each 4 bytes for ease of byte placement finding
fmt::append(out, "%02X, ", data[i]);
continue;
}
fmt::append(out, "%02X ", data[i]);
}
out += " }";
}
template <>
void fmt_class_string<char>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#hhx", static_cast<char>(arg));
}
template <>
void fmt_class_string<uchar>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#hhx", static_cast<uchar>(arg));
}
template <>
void fmt_class_string<schar>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#hhx", static_cast<schar>(arg));
}
template <>
void fmt_class_string<short>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#hx", static_cast<short>(arg));
}
template <>
void fmt_class_string<ushort>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#hx", static_cast<ushort>(arg));
}
template <>
void fmt_class_string<int>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#x", static_cast<int>(arg));
}
template <>
void fmt_class_string<uint>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#x", static_cast<uint>(arg));
}
template <>
void fmt_class_string<long>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#lx", static_cast<long>(arg));
}
template <>
void fmt_class_string<ulong>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#lx", static_cast<ulong>(arg));
}
template <>
void fmt_class_string<llong>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#llx", static_cast<llong>(arg));
}
template <>
void fmt_class_string<ullong>::format(std::string& out, u64 arg)
{
fmt::append(out, "%#llx", static_cast<ullong>(arg));
}
template <>
void fmt_class_string<float>::format(std::string& out, u64 arg)
{
fmt::append(out, "%gf", static_cast<float>(std::bit_cast<f64>(arg)));
}
template <>
void fmt_class_string<double>::format(std::string& out, u64 arg)
{
fmt::append(out, "%g", std::bit_cast<f64>(arg));
}
template <>
void fmt_class_string<bool>::format(std::string& out, u64 arg)
{
out += arg ? "true" : "false";
}
template <>
void fmt_class_string<b8>::format(std::string& out, u64 arg)
{
out += get_object(arg) ? "true" : "false";
}
template <>
void fmt_class_string<v128>::format(std::string& out, u64 arg)
{
const v128& vec = get_object(arg);
fmt::append(out, "0x%016llx%016llx", vec._u64[1], vec._u64[0]);
}
template <>
void fmt_class_string<u128>::format(std::string& out, u64 arg)
{
// TODO: it should be supported as full-fledged integral type (with %u, %d, etc, fmt)
const u128& num = get_object(arg);
if (!num)
{
out += '0';
return;
}
#ifdef _MSC_VER
fmt::append(out, "0x%016llx%016llx", num.hi, num.lo);
#else
fmt::append(out, "0x%016llx%016llx", static_cast<u64>(num >> 64), static_cast<u64>(num));
#endif
}
template <>
void fmt_class_string<s128>::format(std::string& out, u64 arg)
{
return fmt_class_string<u128>::format(out, arg);
}
template <>
void fmt_class_string<src_loc>::format(std::string& out, u64 arg)
{
const src_loc& loc = get_object(arg);
if (loc.col != umax)
{
fmt::append(out, "\n(in file %s:%u[:%u]", loc.file, loc.line, loc.col);
}
else
{
fmt::append(out, "\n(in file %s:%u", loc.file, loc.line);
}
if (loc.func && *loc.func)
{
fmt::append(out, ", in function %s)", loc.func);
}
else
{
out += ')';
}
// Print error code (may be irrelevant)
#ifdef _WIN32
if (DWORD error = GetLastError())
{
fmt::append(out, " (error=%s)", error, fmt::win_error_to_string(error));
}
#else
if (int error = errno)
{
fmt::append(out, " (errno=%d=%s)", error, strerror(errno));
}
#endif
}
namespace fmt
{
[[noreturn]] void raw_verify_error(const src_loc& loc, const char8_t* msg)
{
std::string out;
fmt::append(out, "%s%s", msg ? msg : u8"Verification failed", loc);
thread_ctrl::emergency_exit(out);
}
[[noreturn]] void raw_throw_exception(const src_loc& loc, const char* fmt, const fmt_type_info* sup, const u64* args)
{
std::string out;
raw_append(out, fmt, sup, args);
fmt::append(out, "%s", loc);
thread_ctrl::emergency_exit(out);
}
struct cfmt_src;
}
// Temporary implementation
struct fmt::cfmt_src
{
const fmt_type_info* sup;
const u64* args;
bool test(usz index) const
{
if (!sup[index].fmt_string)
{
return false;
}
return true;
}
template <typename T>
T get(usz index) const
{
T res{};
std::memcpy(&res, reinterpret_cast<const u8*>(args + index), sizeof(res));
return res;
}
void skip(usz extra)
{
sup += extra + 1;
args += extra + 1;
}
usz fmt_string(std::string& out, usz extra) const
{
const usz start = out.size();
sup[extra].fmt_string(out, args[extra]);
return out.size() - start;
}
// Returns type size (0 if unknown, pointer, unsigned, assumed max)
usz type(usz extra) const
{
// Hack: use known function pointers to determine type
#define TYPE(type) \
if (sup[extra].fmt_string == &fmt_class_string<type>::format) return sizeof(type);
TYPE(int);
TYPE(llong);
TYPE(schar);
TYPE(short);
if (std::is_signed<char>::value) TYPE(char);
TYPE(long);
TYPE(s128);
#undef TYPE
if (sup[extra].fmt_string == &fmt_class_string<u128>::format)
return -1;
return 0;
}
static constexpr usz size_char = 1;
static constexpr usz size_short = 2;
static constexpr usz size_int = 0;
static constexpr usz size_long = sizeof(ulong);
static constexpr usz size_llong = sizeof(ullong);
static constexpr usz size_size = sizeof(usz);
static constexpr usz size_max = sizeof(std::uintmax_t);
static constexpr usz size_diff = sizeof(std::ptrdiff_t);
};
void fmt::raw_append(std::string& out, const char* fmt, const fmt_type_info* sup, const u64* args) noexcept
{
cfmt_append(out, fmt, cfmt_src{sup, args});
}
std::string fmt::replace_all(std::string_view src, std::string_view from, std::string_view to, usz count)
{
std::string target;
target.reserve(src.size() + to.size());
for (usz i = 0, replaced = 0; i < src.size();)
{
const usz pos = src.find(from, i);
if (pos == umax || replaced++ >= count)
{
// No match or too many encountered, append the rest of the string as is
target.append(src.substr(i));
break;
}
// Append source until the matched string position
target.append(src.substr(i, pos - i));
// Replace string
target.append(to);
i = pos + from.size();
}
return target;
}
std::vector<std::string> fmt::split(std::string_view source, std::initializer_list<std::string_view> separators, bool is_skip_empty)
{
std::vector<std::string> result;
for (usz index = 0; index < source.size();)
{
usz pos = -1;
usz sep_size = 0;
for (auto& separator : separators)
{
if (usz pos0 = source.find(separator, index); pos0 < pos)
{
pos = pos0;
sep_size = separator.size();
}
}
if (!sep_size)
{
result.emplace_back(&source[index], source.size() - index);
return result;
}
std::string_view piece = {&source[index], pos - index};
index = pos + sep_size;
if (piece.empty() && is_skip_empty)
{
continue;
}
result.emplace_back(std::string(piece));
}
if (result.empty() && !is_skip_empty)
{
result.emplace_back();
}
return result;
}
std::string fmt::trim(const std::string& source, const std::string& values)
{
usz begin = source.find_first_not_of(values);
if (begin == source.npos)
return {};
return source.substr(begin, source.find_last_not_of(values) + 1);
}
std::string fmt::to_upper(const std::string& string)
{
std::string result;
result.resize(string.size());
std::transform(string.begin(), string.end(), result.begin(), ::toupper);
return result;
}
std::string fmt::to_lower(const std::string& string)
{
std::string result;
result.resize(string.size());
std::transform(string.begin(), string.end(), result.begin(), ::tolower);
return result;
}
bool fmt::match(const std::string& source, const std::string& mask)
{
usz source_position = 0, mask_position = 0;
for (; source_position < source.size() && mask_position < mask.size(); ++mask_position, ++source_position)
{
switch (mask[mask_position])
{
case '?': break;
case '*':
for (usz test_source_position = source_position; test_source_position < source.size(); ++test_source_position)
{
if (match(source.substr(test_source_position), mask.substr(mask_position + 1)))
{
return true;
}
}
return false;
default:
if (source[source_position] != mask[mask_position])
{
return false;
}
break;
}
}
if (source_position != source.size())
return false;
if (mask_position != mask.size())
return false;
return true;
}
std::string get_file_extension(const std::string& file_path)
{
if (usz dotpos = file_path.find_last_of('.'); dotpos != std::string::npos && dotpos + 1 < file_path.size())
{
return file_path.substr(dotpos + 1);
}
return {};
}