diff --git a/src/console.cpp b/src/console.cpp --- a/src/console.cpp +++ b/src/console.cpp @@ -111,7 +111,7 @@ void IConsolePrint(TextColour colour_cod * characters and (when applicable) assign it to the console buffer */ str = stredup(string); str_strip_colours(str); - str_validate(str, str + strlen(str)); + StrMakeValidInPlace(str); if (_network_dedicated) { NetworkAdminConsole("console", str); diff --git a/src/fios.cpp b/src/fios.cpp --- a/src/fios.cpp +++ b/src/fios.cpp @@ -342,7 +342,7 @@ bool FiosFileScanner::AddFile(const std: t = filename.c_str() + (ps == std::string::npos ? 0 : ps + 1); } strecpy(fios->title, t, lastof(fios->title)); - str_validate(fios->title, lastof(fios->title)); + StrMakeValidInPlace(fios->title, lastof(fios->title)); return true; } @@ -394,7 +394,7 @@ static void FiosGetFileList(SaveLoadOper std::string dirname = std::string(d_name) + PATHSEP; SetDParamStr(0, dirname); GetString(fios->title, STR_SAVELOAD_DIRECTORY, lastof(fios->title)); - str_validate(fios->title, lastof(fios->title)); + StrMakeValidInPlace(fios->title, lastof(fios->title)); } } closedir(dir); @@ -446,7 +446,7 @@ static void GetFileTitle(const std::stri size_t read = fread(title, 1, last - title, f); assert(title + read <= last); title[read] = '\0'; - str_validate(title, last); + StrMakeValidInPlace(title, last); FioFCloseFile(f); } diff --git a/src/highscore.cpp b/src/highscore.cpp --- a/src/highscore.cpp +++ b/src/highscore.cpp @@ -170,7 +170,7 @@ void LoadFromHighScore() i = SP_SAVED_HIGHSCORE_END; break; } - str_validate(hs->company, lastof(hs->company), SVS_NONE); + StrMakeValidInPlace(hs->company, lastof(hs->company), SVS_NONE); hs->title = EndGameGetPerformanceTitleFromValue(hs->score); } } diff --git a/src/ini_load.cpp b/src/ini_load.cpp --- a/src/ini_load.cpp +++ b/src/ini_load.cpp @@ -22,7 +22,7 @@ */ IniItem::IniItem(IniGroup *parent, const std::string &name) : next(nullptr) { - this->name = str_validate(name); + this->name = StrMakeValid(name); *parent->last_item = this; parent->last_item = &this->next; @@ -50,7 +50,7 @@ void IniItem::SetValue(const std::string */ IniGroup::IniGroup(IniLoadFile *parent, const std::string &name) : next(nullptr), type(IGT_VARIABLES), item(nullptr) { - this->name = str_validate(name); + this->name = StrMakeValid(name); this->last_item = &this->item; *parent->last_group = this; @@ -288,7 +288,7 @@ void IniLoadFile::LoadFromDisk(const std if (!quoted && e == t) { item->value.reset(); } else { - item->value = str_validate(std::string(t)); + item->value = StrMakeValid(std::string(t)); } } else { /* it's an orphan item */ diff --git a/src/misc_gui.cpp b/src/misc_gui.cpp --- a/src/misc_gui.cpp +++ b/src/misc_gui.cpp @@ -997,7 +997,7 @@ struct QueryStringWindow : public Window { char *last_of = &this->editbox.text.buf[this->editbox.text.max_bytes - 1]; GetString(this->editbox.text.buf, str, last_of); - str_validate(this->editbox.text.buf, last_of, SVS_NONE); + StrMakeValidInPlace(this->editbox.text.buf, last_of, SVS_NONE); /* Make sure the name isn't too long for the text buffer in the number of * characters (not bytes). max_chars also counts the '\0' characters. */ diff --git a/src/network/core/packet.cpp b/src/network/core/packet.cpp --- a/src/network/core/packet.cpp +++ b/src/network/core/packet.cpp @@ -394,7 +394,7 @@ void Packet::Recv_string(char *buffer, s assert(pos <= std::numeric_limits::max()); this->pos = static_cast(pos); - str_validate(bufp, last, settings); + StrMakeValidInPlace(bufp, last, settings); } /** @@ -423,7 +423,7 @@ std::string Packet::Recv_string(size_t l while (this->Recv_uint8() != '\0') {} } - return str_validate(str, settings); + return StrMakeValid(str, settings); } /** diff --git a/src/newgrf.cpp b/src/newgrf.cpp --- a/src/newgrf.cpp +++ b/src/newgrf.cpp @@ -2598,7 +2598,7 @@ static std::string ReadDWordAsString(Byt char output[5]; for (int i = 0; i < 4; i++) output[i] = reader->ReadByte(); output[4] = '\0'; - str_validate(output, lastof(output)); + StrMakeValidInPlace(output, lastof(output)); return std::string(output); } diff --git a/src/os/os2/os2.cpp b/src/os/os2/os2.cpp --- a/src/os/os2/os2.cpp +++ b/src/os/os2/os2.cpp @@ -174,7 +174,7 @@ int CDECL main(int argc, char *argv[]) SetRandomSeed(time(nullptr)); /* Make sure our arguments contain only valid UTF-8 characters. */ - for (int i = 0; i < argc; i++) ValidateString(argv[i]); + for (int i = 0; i < argc; i++) StrMakeValidInPlace(argv[i]); return openttd_main(argc, argv); } diff --git a/src/os/unix/unix.cpp b/src/os/unix/unix.cpp --- a/src/os/unix/unix.cpp +++ b/src/os/unix/unix.cpp @@ -243,7 +243,7 @@ void CocoaReleaseAutoreleasePool(); int CDECL main(int argc, char *argv[]) { /* Make sure our arguments contain only valid UTF-8 characters. */ - for (int i = 0; i < argc; i++) ValidateString(argv[i]); + for (int i = 0; i < argc; i++) StrMakeValidInPlace(argv[i]); #ifdef WITH_COCOA CocoaSetupAutoreleasePool(); diff --git a/src/os/windows/win32.cpp b/src/os/windows/win32.cpp --- a/src/os/windows/win32.cpp +++ b/src/os/windows/win32.cpp @@ -429,7 +429,7 @@ int APIENTRY WinMain(HINSTANCE hInstance argc = ParseCommandLine(cmdline, argv, lengthof(argv)); /* Make sure our arguments contain only valid UTF-8 characters. */ - for (int i = 0; i < argc; i++) ValidateString(argv[i]); + for (int i = 0; i < argc; i++) StrMakeValidInPlace(argv[i]); openttd_main(argc, argv); diff --git a/src/saveload/oldloader.cpp b/src/saveload/oldloader.cpp --- a/src/saveload/oldloader.cpp +++ b/src/saveload/oldloader.cpp @@ -234,7 +234,7 @@ static inline bool CheckOldSavegameType( bool ret = VerifyOldNameChecksum(temp, len); temp[len - 2] = '\0'; // name is null-terminated in savegame, but it's better to be sure - str_validate(temp, last); + StrMakeValidInPlace(temp, last); return ret; } diff --git a/src/saveload/saveload.cpp b/src/saveload/saveload.cpp --- a/src/saveload/saveload.cpp +++ b/src/saveload/saveload.cpp @@ -972,7 +972,7 @@ static void SlString(void *ptr, size_t l if ((conv & SLF_ALLOW_NEWLINE) != 0) { settings = settings | SVS_ALLOW_NEWLINE; } - str_validate((char *)ptr, (char *)ptr + len, settings); + StrMakeValidInPlace((char *)ptr, (char *)ptr + len, settings); break; } case SLA_PTRS: break; @@ -1016,7 +1016,7 @@ static void SlStdString(void *ptr, VarTy if ((conv & SLF_ALLOW_NEWLINE) != 0) { settings = settings | SVS_ALLOW_NEWLINE; } - str_validate(buf, buf + len, settings); + StrMakeValidInPlace(buf, buf + len, settings); // Store sanitized string. str->assign(buf); diff --git a/src/script/api/script_object.cpp b/src/script/api/script_object.cpp --- a/src/script/api/script_object.cpp +++ b/src/script/api/script_object.cpp @@ -283,7 +283,7 @@ ScriptObject::ActiveInstance::~ActiveIns { char buffer[64]; ::GetString(buffer, string, lastof(buffer)); - ::str_validate(buffer, lastof(buffer), SVS_NONE); + ::StrMakeValidInPlace(buffer, lastof(buffer), SVS_NONE); return ::stredup(buffer); } @@ -312,7 +312,7 @@ ScriptObject::ActiveInstance::~ActiveIns if (!StrEmpty(text) && (GetCommandFlags(cmd) & CMD_STR_CTRL) == 0) { /* The string must be valid, i.e. not contain special codes. Since some * can be made with GSText, make sure the control codes are removed. */ - ::str_validate(const_cast(text), text + strlen(text), SVS_NONE); + ::StrMakeValidInPlace(text, SVS_NONE); } /* Set the default callback to return a true/false result of the DoCommand */ diff --git a/src/script/api/script_text.cpp b/src/script/api/script_text.cpp --- a/src/script/api/script_text.cpp +++ b/src/script/api/script_text.cpp @@ -82,7 +82,7 @@ SQInteger ScriptText::_SetParam(int para sq_getstring(vm, -1, &value); this->params[parameter] = stredup(value); - ValidateString(this->params[parameter]); + StrMakeValidInPlace(this->params[parameter]); break; } @@ -157,7 +157,7 @@ SQInteger ScriptText::_set(HSQUIRRELVM v if (sq_gettype(vm, 2) == OT_STRING) { const SQChar *key_string; sq_getstring(vm, 2, &key_string); - ValidateString(key_string); + StrMakeValidInPlace(key_string); if (strncmp(key_string, "param_", 6) != 0 || strlen(key_string) > 8) return SQ_ERROR; k = atoi(key_string + 6); diff --git a/src/script/script_info.cpp b/src/script/script_info.cpp --- a/src/script/script_info.cpp +++ b/src/script/script_info.cpp @@ -122,14 +122,14 @@ SQInteger ScriptInfo::AddSetting(HSQUIRR while (SQ_SUCCEEDED(sq_next(vm, -2))) { const SQChar *key; if (SQ_FAILED(sq_getstring(vm, -2, &key))) return SQ_ERROR; - ValidateString(key); + StrMakeValidInPlace(key); if (strcmp(key, "name") == 0) { const SQChar *sqvalue; if (SQ_FAILED(sq_getstring(vm, -1, &sqvalue))) return SQ_ERROR; char *name = stredup(sqvalue); char *s; - ValidateString(name); + StrMakeValidInPlace(name); /* Don't allow '=' and ',' in configure setting names, as we need those * 2 chars to nicely store the settings as a string. */ @@ -141,7 +141,7 @@ SQInteger ScriptInfo::AddSetting(HSQUIRR const SQChar *sqdescription; if (SQ_FAILED(sq_getstring(vm, -1, &sqdescription))) return SQ_ERROR; config.description = stredup(sqdescription); - ValidateString(config.description); + StrMakeValidInPlace(config.description); items |= 0x002; } else if (strcmp(key, "min_value") == 0) { SQInteger res; @@ -226,7 +226,7 @@ SQInteger ScriptInfo::AddLabels(HSQUIRRE { const SQChar *setting_name; if (SQ_FAILED(sq_getstring(vm, -2, &setting_name))) return SQ_ERROR; - ValidateString(setting_name); + StrMakeValidInPlace(setting_name); ScriptConfigItem *config = nullptr; for (auto &item : this->config_list) { @@ -253,7 +253,7 @@ SQInteger ScriptInfo::AddLabels(HSQUIRRE /* Because squirrel doesn't support identifiers starting with a digit, * we skip the first character. */ int key = atoi(key_string + 1); - ValidateString(label); + StrMakeValidInPlace(label); /* !Contains() prevents stredup from leaking. */ if (!config->labels->Contains(key)) config->labels->Insert(key, stredup(label)); diff --git a/src/script/squirrel.cpp b/src/script/squirrel.cpp --- a/src/script/squirrel.cpp +++ b/src/script/squirrel.cpp @@ -448,7 +448,7 @@ bool Squirrel::CallStringMethodStrdup(HS if (!this->CallMethod(instance, method_name, &ret, suspend)) return false; if (ret._type != OT_STRING) return false; *res = stredup(ObjectToString(&ret)); - ValidateString(*res); + StrMakeValidInPlace(*res); return true; } diff --git a/src/script/squirrel_helper.hpp b/src/script/squirrel_helper.hpp --- a/src/script/squirrel_helper.hpp +++ b/src/script/squirrel_helper.hpp @@ -116,7 +116,7 @@ namespace SQConvert { char *tmp_str = stredup(tmp); sq_poptop(vm); ptr->push_back((void *)tmp_str); - str_validate(tmp_str, tmp_str + strlen(tmp_str)); + StrMakeValidInPlace(tmp_str); return tmp_str; } diff --git a/src/settings.cpp b/src/settings.cpp --- a/src/settings.cpp +++ b/src/settings.cpp @@ -497,7 +497,7 @@ void StringSettingDesc::MakeValueValid(s * includes the '\0' termination for network transfer purposes. * Also ensure the string is valid after chopping of some bytes. */ std::string stdstr(str, this->max_length - 1); - str.assign(str_validate(stdstr, SVS_NONE)); + str.assign(StrMakeValid(stdstr, SVS_NONE)); } /** diff --git a/src/string.cpp b/src/string.cpp --- a/src/string.cpp +++ b/src/string.cpp @@ -186,7 +186,7 @@ void str_fix_scc_encoded(char *str, cons template -static void str_validate(T &dst, const char *str, const char *last, StringValidationSettings settings) +static void StrMakeValidInPlace(T &dst, const char *str, const char *last, StringValidationSettings settings) { /* Assume the ABSOLUTE WORST to be in str as it comes from the outside. */ @@ -246,50 +246,51 @@ static void str_validate(T &dst, const c } /** - * Scans the string for valid characters and if it finds invalid ones, - * replaces them with a question mark '?' (if not ignored) - * @param str the string to validate - * @param last the last valid character of str - * @param settings the settings for the string validation. + * Scans the string for invalid characters and replaces then with a + * question mark '?' (if not ignored). + * @param str The string to validate. + * @param last The last valid character of str. + * @param settings The settings for the string validation. */ -void str_validate(char *str, const char *last, StringValidationSettings settings) +void StrMakeValidInPlace(char *str, const char *last, StringValidationSettings settings) { char *dst = str; - str_validate(dst, str, last, settings); + StrMakeValidInPlace(dst, str, last, settings); *dst = '\0'; } /** - * Scans the string for valid characters and if it finds invalid ones, - * replaces them with a question mark '?' (if not ignored) - * @param str the string to validate - * @param settings the settings for the string validation. + * Scans the string for invalid characters and replaces then with a + * question mark '?' (if not ignored). + * Only use this function when you are sure the string ends with a '\0'; + * otherwise use StrMakeValidInPlace(str, last, settings) variant. + * @param str The string (of which you are sure ends with '\0') to validate. */ -std::string str_validate(const std::string &str, StringValidationSettings settings) +void StrMakeValidInPlace(const char *str, StringValidationSettings settings) +{ + /* We know it is '\0' terminated. */ + StrMakeValidInPlace(const_cast(str), str + strlen(str), settings); +} + +/** + * Scans the string for invalid characters and replaces then with a + * question mark '?' (if not ignored). + * @param str The string to validate. + * @param settings The settings for the string validation. + */ +std::string StrMakeValid(const std::string &str, StringValidationSettings settings) { auto buf = str.data(); auto last = buf + str.size(); std::ostringstream dst; std::ostreambuf_iterator dst_iter(dst); - str_validate(dst_iter, buf, last, settings); + StrMakeValidInPlace(dst_iter, buf, last, settings); return dst.str(); } /** - * Scans the string for valid characters and if it finds invalid ones, - * replaces them with a question mark '?'. - * @param str the string to validate - */ -void ValidateString(const char *str) -{ - /* We know it is '\0' terminated. */ - str_validate(const_cast(str), str + strlen(str) + 1); -} - - -/** * Checks whether the given string is valid, i.e. contains only * valid (printable) characters and is properly terminated. * @param str The string to validate. diff --git a/src/string_func.h b/src/string_func.h --- a/src/string_func.h +++ b/src/string_func.h @@ -39,9 +39,9 @@ int CDECL vseprintf(char *str, const cha char *CDECL str_fmt(const char *str, ...) WARN_FORMAT(1, 2); -void str_validate(char *str, const char *last, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK) NOACCESS(2); -[[nodiscard]] std::string str_validate(const std::string &str, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK); -void ValidateString(const char *str); +void StrMakeValidInPlace(char *str, const char *last, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK) NOACCESS(2); +[[nodiscard]] std::string StrMakeValid(const std::string &str, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK); +void StrMakeValidInPlace(const char *str, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK); void str_fix_scc_encoded(char *str, const char *last) NOACCESS(2); void str_strip_colours(char *str); diff --git a/src/textfile_gui.cpp b/src/textfile_gui.cpp --- a/src/textfile_gui.cpp +++ b/src/textfile_gui.cpp @@ -375,7 +375,7 @@ static void Xunzip(byte **bufp, size_t * this->text = ReallocT(this->text, filesize + 1); this->text[filesize] = '\0'; - /* Replace tabs and line feeds with a space since str_validate removes those. */ + /* Replace tabs and line feeds with a space since StrMakeValidInPlace removes those. */ for (char *p = this->text; *p != '\0'; p++) { if (*p == '\t' || *p == '\r') *p = ' '; } @@ -384,7 +384,7 @@ static void Xunzip(byte **bufp, size_t * char *p = this->text + (strncmp(u8"\ufeff", this->text, 3) == 0 ? 3 : 0); /* Make sure the string is a valid UTF-8 sequence. */ - str_validate(p, this->text + filesize, SVS_REPLACE_WITH_QUESTION_MARK | SVS_ALLOW_NEWLINE); + StrMakeValidInPlace(p, this->text + filesize, SVS_REPLACE_WITH_QUESTION_MARK | SVS_ALLOW_NEWLINE); /* Split the string on newlines. */ int row = 0; diff --git a/src/video/dedicated_v.cpp b/src/video/dedicated_v.cpp --- a/src/video/dedicated_v.cpp +++ b/src/video/dedicated_v.cpp @@ -229,7 +229,7 @@ static void DedicatedHandleKeyInput() break; } } - str_validate(input_line, lastof(input_line)); + StrMakeValidInPlace(input_line, lastof(input_line)); IConsoleCmdExec(input_line); // execute command }