Cleanup: [Network] Remove C-string Recv_string and its last use

src/network/core/packet.cpp

@@ -366,37 +366,6 @@ uint64 Packet::Recv_uint64()
 	return n;
 }
 
-/**
- * Reads a string till it finds a '\0' in the stream.
- * @param buffer The buffer to put the data into.
- * @param size   The size of the buffer.
- * @param settings The string validation settings.
- */
-void Packet::Recv_string(char *buffer, size_t size, StringValidationSettings settings)
-{
-	char *bufp = buffer;
-	const char *last = buffer + size - 1;
-
-	/* Don't allow reading from a closed socket */
-	if (cs->HasClientQuit()) return;
-
-	size_t pos = this->pos;
-	while (--size > 0 && pos < this->Size() && (*buffer++ = this->buffer[pos++]) != '\0') {}
-
-	if (size == 0 || pos == this->Size()) {
-		*buffer = '\0';
-		/* If size was sooner to zero then the string in the stream
-		 *  skip till the \0, so than packet can be read out correctly for the rest */
-		while (pos < this->Size() && this->buffer[pos] != '\0') pos++;
-		pos++;
-	}
-
-	assert(pos <= std::numeric_limits<PacketSize>::max());
-	this->pos = static_cast<PacketSize>(pos);
-
-	StrMakeValidInPlace(bufp, last, settings);
-}
-
 /**
  * Reads characters (bytes) from the packet until it finds a '\0', or reaches a
  * maximum of \c length characters.

src/network/core/packet.h

@@ -87,7 +87,6 @@ public:
 	uint16 Recv_uint16();
 	uint32 Recv_uint32();
 	uint64 Recv_uint64();
-	void   Recv_string(char *buffer, size_t size, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK);
 	std::string Recv_string(size_t length, StringValidationSettings settings = SVS_REPLACE_WITH_QUESTION_MARK);
 
 	size_t RemainingBytesToTransfer() const;

src/network/network_server.cpp

@@ -874,13 +874,11 @@ NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_JOIN(Packet *p)
 		return this->SendError(NETWORK_ERROR_NOT_EXPECTED);
 	}
 
-	char client_revision[NETWORK_REVISION_LENGTH];
-
-	p->Recv_string(client_revision, sizeof(client_revision));
+	std::string client_revision = p->Recv_string(NETWORK_REVISION_LENGTH);
 	uint32 newgrf_version = p->Recv_uint32();
 
 	/* Check if the client has revision control enabled */
-	if (!IsNetworkCompatibleVersion(client_revision) || _openttd_newgrf_version != newgrf_version) {
+	if (!IsNetworkCompatibleVersion(client_revision.c_str()) || _openttd_newgrf_version != newgrf_version) {
 		/* Different revisions!! */
 		return this->SendError(NETWORK_ERROR_WRONG_REVISION);
 	}