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authorMatthew Hoops2013-02-04 14:06:29 -0500
committerMatthew Hoops2013-02-04 14:06:29 -0500
commit89d574e6d09e6ff4d4d3a0717f0e19c6b17bb960 (patch)
tree2ce5a0df7c7df712686ea1ca26cd72d640cd43a5 /engines
parent49ebbfd9dca6630ad38629bbb3a736d18d63a471 (diff)
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PEGASUS: Limit the accepted characters in save file names
Diffstat (limited to 'engines')
-rw-r--r--engines/pegasus/pegasus.cpp16
1 files changed, 16 insertions, 0 deletions
diff --git a/engines/pegasus/pegasus.cpp b/engines/pegasus/pegasus.cpp
index 89acac1440..be3fcd5cff 100644
--- a/engines/pegasus/pegasus.cpp
+++ b/engines/pegasus/pegasus.cpp
@@ -657,7 +657,23 @@ Common::Error PegasusEngine::loadGameState(int slot) {
return valid ? Common::kNoError : Common::kUnknownError;
}
+static bool isValidSaveFileChar(char c) {
+ // Limit it to letters, digits, and a few other characters that should be safe
+ return Common::isAlnum(c) || c == ' ' || c == '_' || c == '+' || c == '-' || c == '.';
+}
+
+static bool isValidSaveFileName(const Common::String &desc) {
+ for (uint32 i = 0; i < desc.size(); i++)
+ if (!isValidSaveFileChar(desc[i]))
+ return false;
+
+ return true;
+}
+
Common::Error PegasusEngine::saveGameState(int slot, const Common::String &desc) {
+ if (!isValidSaveFileName(desc))
+ return Common::Error(Common::kCreatingFileFailed, _("Invalid save file name"));
+
Common::String output = Common::String::format("pegasus-%s.sav", desc.c_str());
Common::OutSaveFile *saveFile = _saveFileMan->openForSaving(output, false);
if (!saveFile)