diff options
| -rw-r--r-- | src/net/manaserv/messagein.h | 5 | ||||
| -rw-r--r-- | src/net/tmwa/messagein.h | 5 |
2 files changed, 8 insertions, 2 deletions
diff --git a/src/net/manaserv/messagein.h b/src/net/manaserv/messagein.h index 89ae5ed8..1edc4fe7 100644 --- a/src/net/manaserv/messagein.h +++ b/src/net/manaserv/messagein.h @@ -52,7 +52,10 @@ class MessageIn /** * Returns the length of unread data. */ - unsigned int getUnreadLength() const { return mLength - mPos; } + unsigned int getUnreadLength() const + { + return (mPos < mLength) ? mLength - mPos : 0; + } /** * Reads an unsigned 8-bit integer from the message. diff --git a/src/net/tmwa/messagein.h b/src/net/tmwa/messagein.h index 48121187..2f66ca28 100644 --- a/src/net/tmwa/messagein.h +++ b/src/net/tmwa/messagein.h @@ -50,7 +50,10 @@ class MessageIn /** * Returns the length of unread data. */ - unsigned int getUnreadLength() const { return mLength - mPos; } + unsigned int getUnreadLength() const + { + return (mPos < mLength) ? mLength - mPos : 0; + } /** * Reads an unsigned 8-bit integer from the message. |