ultimatepp/uppsrc/Core/Util.h
2025-09-16 10:28:04 +02:00

563 lines
16 KiB
C++

#ifdef PLATFORM_WIN32
#ifndef _MAX_PATH
static const int _MAX_PATH = MAX_PATH;
#endif
#endif
#ifdef PLATFORM_POSIX
static const int _MAX_PATH = PATH_MAX;
dword GetTickCount();
#endif
int64 usecs(int64 prev = 0);
int msecs(int prev = 0);
class TimeStop : Moveable<TimeStop> {
double starttime;
public:
double Elapsed() const { return usecs() - starttime; }
double Seconds() const { return (double)Elapsed() / 1000000; }
String ToString() const;
void Reset();
TimeStop();
};
struct TimeStopper {
String name;
TimeStop tm;
TimeStopper(const String& name) : name(name) {}
~TimeStopper() { RLOG(name << " " << tm); }
};
#define RTIMESTOP(name) TimeStopper COMBINE(sTmStop, __LINE__)(name);
void SetAssertFailedHook(void (*h)(const char *));
void ReloadIniFile();
void SetIniFile(const char *path = NULL);
String GetIniFile();
String GetIniKey(const char *id, const String& def);
String GetIniKey(const char *id);
VectorMap<String, String> GetIniKeys();
extern int ini_version__;
inline bool IniChanged__(int version) { return version != ini_version__; }
struct IniString {
// "private":
const char *id;
String (*def)();
String& (*ref_fn)();
int version;
// "public:"
operator String();
String operator=(const String& s);
String ToString() const;
};
struct IniInt {
// "private":
const char *id;
int (*def)();
int version;
int value;
int Load();
// "public:"
operator int() { int h = value; if(IniChanged__(version)) return Load(); return h; }
int operator=(int b);
String ToString() const;
};
struct IniInt64 {
// "private":
const char *id;
int64 (*def)();
int version;
int64 value;
// "public:"
operator int64();
int64 operator=(int64 b);
String ToString() const;
};
struct IniDouble {
// "private":
const char *id;
double (*def)();
int version;
double value;
double Load();
// "public:"
operator double() { double h = value; if(IniChanged__(version)) return Load(); return h; }
double operator=(double b);
String ToString() const;
};
struct IniBool {
// "private":
const char *id;
bool (*def)();
int version;
bool value;
bool Load();
// "public:"
operator bool() { bool h = value; if(IniChanged__(version)) return Load(); return h; }
bool operator=(bool b);
String ToString() const;
};
void AddIniInfo(const char *id, String (*current)(), String (*def)(), const char *info);
struct IniInfo {
String id;
String info;
String (*current)();
String (*def)();
};
const Array<IniInfo>& GetIniInfo();
String GetIniInfoFormatted();
String DefaultIniFileContent();
String CurrentIniFileContent(bool comment_defaults);
#define INI_TYPE(var, def, info, type, decl, ref)\
type DefIni_##var() { return def; }\
decl var = { #var, DefIni_##var, ref };\
String AsStringIniCurrent_##var() { return AsString(var); } \
String AsStringIniDefault_##var() { return AsString(DefIni_##var()); } \
INITBLOCK { AddIniInfo(#var, AsStringIniCurrent_##var, AsStringIniDefault_##var, info); }
#define INI_BOOL(var, def, info) INI_TYPE(var, def, info, bool, IniBool, 0);
#define INI_INT(var, def, info) INI_TYPE(var, def, info, int, IniInt, 0);
#define INI_INT64(var, def, info) INI_TYPE(var, def, info, int64, IniInt64, 0);
#define INI_DOUBLE(var, def, info) INI_TYPE(var, def, info, double, IniDouble, 0);
#define INI_STRING(var, def, info) String& DefRef_##var() { static String x; return x; }\
INI_TYPE(var, def, info, String, IniString, DefRef_##var);
VectorMap<String, String> LoadIniStream(Stream &in);
VectorMap<String, String> LoadIniFile(const char *filename);
String timeFormat(double second);
String HexEncode(const byte *s, int count, int sep = INT_MAX, int sepchr = ' ');
inline String HexEncode(const char *s, int count, int sep = INT_MAX, int sepchr = ' ') { return HexEncode((byte *)s, count, sep, sepchr); }
inline String HexEncode(const void *s, int count, int sep = INT_MAX, int sepchr = ' ') { return HexEncode((byte *)s, count, sep, sepchr); }
String HexEncode(const String& s, int sep = INT_MAX, int sepchr = ' ');
String HexDecode(const char *s, const char *lim);
inline String HexDecode(const char *s, int len) { return HexDecode(s, s + len); }
inline String HexDecode(const String& s) { return HexDecode(~s, s.GetCount()); }
String ToSystemCharset(const String& src, int cp);
String ToSystemCharset(const String& src);
String FromWin32Charset(const String& src, int cp);
String FromSystemCharset(const String& src);
Vector<char16> ToSystemCharsetW(const WString& src);
Vector<char16> ToSystemCharsetW(const String& src);
Vector<char16> ToSystemCharsetW(const wchar *src);
Vector<char16> ToSystemCharsetW(const char *src);
String FromSystemCharsetW(const char16 *src);
#ifdef PLATFORM_WIN32
String FromOEMCharset(const String& src);
String GetErrorMessage(dword dwError);
#endif
#ifdef PLATFORM_POSIX
inline int GetLastError() { return errno; }
String GetErrorMessage(int errorno);
#endif
String GetLastErrorMessage();
void BeepInformation();
void BeepExclamation();
void BeepQuestion();
void BeepError();
inline
void memsetex(void *t, const void *item, int item_size, int count) {
ASSERT(count >= 0);
byte *q = (byte *)t;
while(count--) {
memcpy8(q, item, item_size);
q += item_size;
}
}
char *PermanentCopy(const char *s);
int MemICmp(const void *dest, const void *src, int count);
String NormalizeSpaces(const char *s);
String NormalizeSpaces(const char *begin, const char *end);
String CsvString(const String& text);
Vector<String> GetCsvLine(Stream& s, int separator, byte charset);
String CompressLog(const char *s);
#ifndef PLATFORM_WIN32
void Sleep(int msec);
#endif
template <class T>
void Zero(T& obj)
{
::memset(&obj, 0, sizeof(obj));
}
template <class T>
T& Reconstruct(T& object)
{
object.~T();
::new(&object) T;
return object;
}
template <class T>
inline void Dbl_Unlink(T *x)
{
x->prev->next = x->next; x->next->prev = x->prev;
}
template <class T>
inline void Dbl_LinkAfter(T *x, T *lnk)
{
x->prev = lnk; x->next = lnk->next; x->next->prev = x; lnk->next = x;
}
template <class T>
inline void Dbl_Self(T *x)
{
x->prev = x->next = x;
}
#define ZeroArray(x) memset((x), 0, sizeof(x))
dword Random();
dword Random(dword n);
uint64 Random64();
uint64 Random64(uint64 n);
void Random64(uint64 *t, int n);
double Randomf();
void SeedRandom(dword *seed, int len);
void SeedRandom(dword seed);
void SeedRandom();
// Math utils
template <typename T>
inline T Lerp(T a, T b, double t)
{
return T(a * (1.0 - t) + b * t);
}
inline double sqr (double a) { return a * a; }
inline double argsinh (double s) { return log(s + sqrt(s * s + 1)); }
inline double argcosh (double c) { ASSERT(c >= 1); return log(c + sqrt(c * c - 1)); }
inline double argtanh (double t) { ASSERT(fabs(t) < 1); return log((1 + t) / (1 - t)) / 2; }
int iscale(int x, int y, int z);
int iscalefloor(int x, int y, int z);
int iscaleceil(int x, int y, int z);
int idivfloor(int x, int y);
int idivceil(int x, int y);
int itimesfloor(int x, int y);
int itimesceil(int x, int y);
int fround(double x);
int ffloor(double x);
int fceil(double x);
int64 fround64(double x);
int64 ffloor64(double x);
int64 fceil64(double x);
String AsString(double x, int nDigits);
double modulo(double x, double y);
int ilog10 (double d);
double ipow10 (int i);
double normalize (double d, int& exponent);
double roundr (double d, int digits);
double floorr (double d, int digits);
double ceilr (double d, int digits);
int SolveQuadraticEquation(double A, double B, double C, double *r);
// Constants rounded for 21 decimals.
#ifndef M_E
#define M_E 2.71828182845904523536
#define M_LOG2E 1.44269504088896340736
#define M_LOG10E 0.434294481903251827651
#define M_LN2 0.693147180559945309417
#define M_LN10 2.30258509299404568402
#define M_PI 3.14159265358979323846
#define M_PI_2 1.57079632679489661923
#define M_PI_4 0.785398163397448309616
#define M_1_PI 0.318309886183790671538
#define M_2_PI 0.636619772367581343076
#define M_1_SQRTPI 0.564189583547756286948
#define M_2_SQRTPI 1.12837916709551257390
#define M_SQRT2 1.41421356237309504880
#define M_SQRT_2 0.707106781186547524401
#endif
#define M_2PI (2 * M_PI)
// ------
//# System dependent !
class BitAndPtr {
uintptr_t bap;
public:
void SetBit(bool b) { bap = (~1 & bap) | (uintptr_t)b; }
void SetPtr(void *p) { bap = (1 & bap) | (uintptr_t)p; }
bool GetBit() const { return bap & 1; }
void *GetPtr() const { return (void *) (bap & ~1); }
void Set0(void *ptr) { bap = (uintptr_t)ptr; }
void Set1(void *ptr) { bap = (uintptr_t)ptr | 1; }
BitAndPtr() { bap = 0; }
};
class AbortExc : public Exc {
public:
AbortExc();
};
// ---------------
int InScListIndex(const char *s, const char *list);
bool InScList(const char *s, const char *list);
// ------------------- Linux style text settings -------------
class TextSettings {
VectorMap< String, VectorMap< String, String > > settings;
public:
String Get(const char *group, const char *key) const;
String Get(const char *key) const { return Get("", key); }
String Get(int groupIndex, const char *key) const;
String Get(int groupIndex, int keyIndex) const;
String operator()(const char *group, const char *key) const { return Get(group, key); }
String operator()(const char *key) const { return Get(key); }
void Clear() { settings.Clear(); }
void Load(const char *filename);
int GetGroupCount() { return settings.GetCount(); }
int GetKeyCount(int group) { return settings[group].GetCount(); }
String GetGroupName(int groupIndex) { return settings.GetKey(groupIndex); }
String GetKey(int groupIndex, int keyIndex) { return settings[groupIndex].GetKey(keyIndex); }
};
// ------------------- Multipart memory streams --------------
class StringsStreamOut : public Stream {
protected:
virtual void _Put(int w);
virtual void _Put(const void *data, dword size);
private:
int part_size;
StringBuffer wdata;
Vector<String> part;
void ResetBuffer();
public:
virtual int64 GetSize() const;
virtual bool IsOpen() const;
Vector<String> PickResult();
StringsStreamOut(int part_size = 1024*1024 - 128); // - 128 - leave some space for header in huge block
};
class StringsStreamIn : public Stream {
protected:
virtual int _Term();
virtual int _Get();
virtual dword _Get(void *data, dword size);
public:
virtual int64 GetSize() const;
virtual bool IsOpen() const;
private:
const Vector<String>& part;
int i;
int64 size;
void ResetBuffer();
public:
StringsStreamIn(const Vector<String>& part);
};
// ------------------- Advanced streaming --------------------
void CheckedSerialize(const Event<Stream&> serialize, Stream& stream, int version = Null);
bool Load(Event<Stream&> serialize, Stream& stream, int version = Null);
bool Store(Event<Stream&> serialize, Stream& stream, int version = Null);
bool LoadFromFile(Event<Stream&> serialize, const char *file = NULL, int version = Null);
bool StoreToFile(Event<Stream&> serialize, const char *file = NULL, int version = Null);
String StoreAsString(Event<Stream&> serialize);
bool LoadFromString(Event<Stream&> serialize, const String& s);
Vector<String> StoreAsStrings(Event<Stream&> serialize);
bool LoadFromStrings(Event<Stream&> serialize, const Vector<String>& s);
template <class T>
bool Load(T& x, Stream& s, int version = Null) {
return Load([&](Stream& s) { s % x; }, s, version);
}
template <class T>
bool Store(T& x, Stream& s, int version = Null) {
return Store([&](Stream& s) { s % x; }, s, version);
}
template <class T>
bool LoadFromFile(T& x, const char *name = NULL, int version = Null) {
return LoadFromFile([&](Stream& s) { s % x; }, name, version);
}
template <class T>
bool StoreToFile(T& x, const char *name = NULL, int version = Null) {
return StoreToFile([&](Stream& s) { s % x; }, name, version);
}
template <class T>
String StoreAsString(T& x) {
return StoreAsString([&](Stream& s) { s % x; });
}
template <class T>
bool LoadFromString(T& x, const String& s) {
return LoadFromString([&](Stream& s) { s % x; }, s);
}
template <class T>
Vector<String> StoreAsStrings(T& x) {
return StoreAsStrings([&](Stream& s) { s % x; });
}
template <class T>
bool LoadFromStrings(T& x, const Vector<String>& s) {
return LoadFromStrings([&](Stream& s) { s % x; }, s);
}
void RegisterGlobalConfig(const char *name);
void RegisterGlobalSerialize(const char *name, Event<Stream&> WhenSerialize);
void RegisterGlobalConfig(const char *name, Event<> WhenFlush);
String GetGlobalConfigData(const char *name);
void SetGlobalConfigData(const char *name, const String& data);
template <class T>
bool LoadFromGlobal(T& x, const char *name)
{
StringStream ss(GetGlobalConfigData(name));
return ss.IsEof() || Load(x, ss);
}
template <class T>
void StoreToGlobal(T& x, const char *name)
{
StringStream ss;
Store(x, ss);
SetGlobalConfigData(name, ss);
}
bool LoadFromGlobal(Event<Stream&> serialize, const char *name);
void StoreToGlobal(Event<Stream&> serialize, const char *name);
void SerializeGlobalConfigs(Stream& s);
template <class T>
hash_t HashBySerialize(const T& cont)
{
TimeStop tm;
xxHashStream xxh;
const_cast<T&>(cont).Serialize(xxh);
return xxh.Finish();
}
template <class T>
size_t SizeBySerialize(const T& cont)
{
TimeStop tm;
SizeStream szs;
const_cast<T&>(cont).Serialize(szs);
return (size_t)szs;
}
template <class T>
bool IsEqualBySerialize(const T& a, const T& b)
{
StringStream sa;
const_cast<T&>(a).Serialize(sa);
StringStream ss(sa.GetResult());
CompareStream cs(ss);
const_cast<T&>(b).Serialize(cs);
return cs;
}
String Replace(const String& s, const Vector<String>& find, const Vector<String>& replace);
String Replace(const String& s, const VectorMap<String, String>& fr);
WString Replace(const WString& s, const Vector<WString>& find, const Vector<WString>& replace);
WString Replace(const WString& s, const VectorMap<WString, WString>& fr);
bool SpellWordRaw(const WString& wrd, int lang, Vector<String> *withdia = NULL);
bool SpellWord(const WString& ws, int lang);
bool SpellWord(const wchar *ws, int len, int lang);
void SpellerAdd(const WString& w, int lang);
bool AllSpellerWords(int lang, Gate<String> iter);
Vector<String> SpellerFindCloseWords(int lang, const String& w, int n);
String GetP7Signature(const void *data, int length, const String& cert_pem, const String& pkey_pem);
String GetP7Signature(const String& data, const String& cert_pem, const String& pkey_pem);
// deprecated
String HexString(const byte *s, int count, int sep = INT_MAX, int sepchr = ' ');
inline String HexString(const char *s, int count, int sep = INT_MAX, int sepchr = ' ') { return HexString((byte *)s, count, sep, sepchr); }
inline String HexString(const void *s, int count, int sep = INT_MAX, int sepchr = ' ') { return HexString((byte *)s, count, sep, sepchr); }
String HexString(const String& s, int sep = INT_MAX, int sepchr = ' ');
String ScanHexString(const char *s, const char *lim);
inline String ScanHexString(const char *s, int len) { return ScanHexString(s, s + len); }
inline String ScanHexString(const String& s) { return ScanHexString(~s, s.GetCount()); }
String Garble(const char *s, const char *e);
String Garble(const String& s);
String Encode64(const String& s);
String Decode64(const String& s);