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authorAndrei Karas <akaras@inbox.ru>2014-09-05 01:22:22 +0300
committerAndrei Karas <akaras@inbox.ru>2014-09-06 01:18:57 +0300
commitbd96cc5bd58dabcff64975c91f12779e593b16fc (patch)
tree2c440ec399ff6446e83585c97e5919d67f801594 /src/net
parent2549b4753c78726677583d046fc8841c8f3e3577 (diff)
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Add checking for each packet size after reading and processed.
Diffstat (limited to 'src/net')
-rw-r--r--src/net/messagein.cpp20
-rw-r--r--src/net/messagein.h5
2 files changed, 22 insertions, 3 deletions
diff --git a/src/net/messagein.cpp b/src/net/messagein.cpp
index 92447cde2..0c7f9cb7e 100644
--- a/src/net/messagein.cpp
+++ b/src/net/messagein.cpp
@@ -47,6 +47,26 @@ MessageIn::MessageIn(const char *const data, const unsigned int length) :
DEBUGLOG("MessageIn");
}
+MessageIn::~MessageIn()
+{
+ if (mLength)
+ {
+ if (mPos != mLength && mPos != 2)
+ {
+ logger->log("Wrong actual or planned inbound packet size!");
+ logger->log(" packet id: %d 0x%x",
+ static_cast<int>(mId),
+ static_cast<int>(mId));
+ logger->log(" planned size: %u", mLength);
+ logger->log(" read size: %u", mPos);
+ }
+ }
+ else
+ {
+ logger->log("Zero packet size: %d", static_cast<int>(mId));
+ }
+}
+
unsigned char MessageIn::readUInt8(const char *const str)
{
unsigned char value = static_cast<unsigned char>(-1);
diff --git a/src/net/messagein.h b/src/net/messagein.h
index 708041c2c..cc32328cb 100644
--- a/src/net/messagein.h
+++ b/src/net/messagein.h
@@ -40,6 +40,8 @@ class MessageIn notfinal
public:
A_DELETE_COPY(MessageIn)
+ virtual ~MessageIn();
+
/**
* Returns the message ID.
*/
@@ -109,9 +111,6 @@ class MessageIn notfinal
unsigned char *readBytes(int length,
const char *const dstr = nullptr);
- virtual ~MessageIn()
- { }
-
static uint8_t fromServerDirection(const uint8_t serverDir)
A_WARN_UNUSED;