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(svn r21134) -Change: perform some more stringent validity checking on the language files

This commit is contained in:
rubidium 2010-11-10 17:49:44 +00:00
parent 17b514ccd1
commit 1ddc05e822
2 changed files with 12 additions and 2 deletions
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3
src/strgen/strgen.cpp
View File

@ -935,7 +935,8 @@ static void WriteStringsH(const char *filename)
fprintf(_output_file, "\nstatic const StringID STR_LAST_STRINGID = 0x%X;\n\n", next - 1);
fprintf(_output_file,
"static const uint LANGUAGE_PACK_VERSION = 0x%X;\n\n", (uint)_hash
"static const uint LANGUAGE_PACK_VERSION = 0x%X;\n"
"static const uint LANGUAGE_MAX_PLURAL = %d;\n\n", (uint)_hash, (uint)lengthof(_plural_forms)
);
fprintf(_output_file, "#endif /* TABLE_STRINGS_H */\n");

11
src/strings.cpp
View File

@ -1307,7 +1307,16 @@ bool LanguagePackHeader::IsValid() const
{
return
this->ident == TO_LE32(LanguagePackHeader::IDENT) &&
this->version == TO_LE32(LANGUAGE_PACK_VERSION);
this->version == TO_LE32(LANGUAGE_PACK_VERSION) &&
this->plural_form < LANGUAGE_MAX_PLURAL &&
this->text_dir <= 1 &&
this->newgrflangid < MAX_LANG &&
StrValid(this->name, lastof(this->name)) &&
StrValid(this->own_name, lastof(this->own_name)) &&
StrValid(this->isocode, lastof(this->isocode)) &&
StrValid(this->digit_group_separator, lastof(this->digit_group_separator)) &&
StrValid(this->digit_group_separator_currency, lastof(this->digit_group_separator_currency)) &&
StrValid(this->digit_decimal_separator, lastof(this->digit_decimal_separator));
}
bool ReadLanguagePack(int lang_index)