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(svn r2831) Fix some potential and real buffer overflows

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This commit is contained in:
tron
2005-08-07 14:18:17 +00:00
parent 14e80ca159
commit 3f39db10d7
3 changed files with 18 additions and 7 deletions
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20
settings.c
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@@ -524,6 +524,7 @@ static const void *string_to_val(const SettingDesc *desc, const char *str)
case SDT_STRINGBUF:
case SDT_STRINGQUOT:
case SDT_INTLIST:
case SDT_CHAR:
return str;
}
@@ -589,6 +590,11 @@ static void load_setting_desc(IniFile *ini, const SettingDesc *desc, const void
case SDT_STRINGQUOT:
if (p) ttd_strlcpy((char*)ptr, p, desc->flags >> 16);
break;
case SDT_CHAR:
*(char*)ptr = *(char*)p;
break;
case SDT_INTLIST: {
if (!load_intlist(p, ptr, desc->flags >> 16, desc->flags >> 4 & 7))
ShowInfoF("ini: error in array '%s'", desc->name);
@@ -713,6 +719,10 @@ static void save_setting_desc(IniFile *ini, const SettingDesc *desc, const void
case SDT_INTLIST:
make_intlist(buf, ptr, desc->flags >> 16, desc->flags >> 4 & 7);
break;
case SDT_CHAR:
sprintf(buf, "\"%c\"", *(char*)ptr);
break;
}
// the value is different, that means we have to write it to the ini
item->value = pool_strdup(&ini->pool, buf, strlen(buf));
@@ -990,11 +1000,11 @@ const SettingDesc patch_settings[] = {
};
static const SettingDesc currency_settings[] = {
{ "rate", SDT_UINT16, (void*)1, &_custom_currency.rate, NULL },
{ "separator", SDT_STRINGQUOT | (2) << 16, ".", &_custom_currency.separator, NULL },
{ "to_euro", SDT_UINT16, (void*)0, &_custom_currency.to_euro, NULL },
{ "prefix", SDT_STRINGQUOT | (16) << 16, NULL, &_custom_currency.prefix, NULL },
{ "suffix", SDT_STRINGQUOT | (16) << 16, " credits", &_custom_currency.suffix, NULL },
{ "rate", SDT_UINT16, (void*)1, &_custom_currency.rate, NULL },
{ "separator", SDT_CHAR, ".", &_custom_currency.separator, NULL },
{ "to_euro", SDT_UINT16, (void*)0, &_custom_currency.to_euro, NULL },
{ "prefix", SDT_STRINGQUOT | lengthof(_custom_currency.prefix) << 16, NULL, &_custom_currency.prefix, NULL },
{ "suffix", SDT_STRINGQUOT | lengthof(_custom_currency.suffix) << 16, " credits", &_custom_currency.suffix, NULL },
{ NULL, 0, NULL, NULL, NULL }
};