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@ r13023:9f6499c8d4fb
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Location: cpp/openttd-patchpack/source/src/network/core/tcp_content.cpp
r13023:9f6499c8d4fb
4.2 KiB
text/x-c
(svn r17531) -Fix: wrong @file for ai_basestation.hpp
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | /* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file tcp_content.cpp Basic functions to receive and send Content packets.
*/
#ifdef ENABLE_NETWORK
#include "../../stdafx.h"
#include "../../debug.h"
#include "tcp_content.h"
ContentInfo::ContentInfo()
{
memset(this, 0, sizeof(*this));
}
ContentInfo::~ContentInfo()
{
free(this->dependencies);
free(this->tags);
}
size_t ContentInfo::Size() const
{
size_t len = 0;
for (uint i = 0; i < this->tag_count; i++) len += strlen(this->tags[i]) + 1;
/* The size is never larger than the content info size plus the size of the
* tags and dependencies */
return sizeof(*this) +
sizeof(this->dependency_count) +
sizeof(*this->dependencies) * this->dependency_count;
}
bool ContentInfo::IsSelected() const
{
switch (this->state) {
case ContentInfo::SELECTED:
case ContentInfo::AUTOSELECTED:
case ContentInfo::ALREADY_HERE:
return true;
default:
return false;
}
}
bool ContentInfo::IsValid() const
{
return this->state < ContentInfo::INVALID && this->type >= CONTENT_TYPE_BEGIN && this->type < CONTENT_TYPE_END;
}
void NetworkContentSocketHandler::Close()
{
CloseConnection();
if (this->sock == INVALID_SOCKET) return;
closesocket(this->sock);
this->sock = INVALID_SOCKET;
}
/**
* Defines a simple (switch) case for each network packet
* @param type the packet type to create the case for
*/
#define CONTENT_COMMAND(type) case type: return this->NetworkPacketReceive_ ## type ## _command(p); break;
/**
* Handle an incoming packets by sending it to the correct function.
* @param p the received packet
*/
bool NetworkContentSocketHandler::HandlePacket(Packet *p)
{
PacketContentType type = (PacketContentType)p->Recv_uint8();
switch (this->HasClientQuit() ? PACKET_CONTENT_END : type) {
CONTENT_COMMAND(PACKET_CONTENT_CLIENT_INFO_LIST);
CONTENT_COMMAND(PACKET_CONTENT_CLIENT_INFO_ID);
CONTENT_COMMAND(PACKET_CONTENT_CLIENT_INFO_EXTID);
CONTENT_COMMAND(PACKET_CONTENT_CLIENT_INFO_EXTID_MD5);
CONTENT_COMMAND(PACKET_CONTENT_SERVER_INFO);
CONTENT_COMMAND(PACKET_CONTENT_CLIENT_CONTENT);
CONTENT_COMMAND(PACKET_CONTENT_SERVER_CONTENT);
default:
if (this->HasClientQuit()) {
DEBUG(net, 0, "[tcp/content] received invalid packet type %d from %s", type, this->client_addr.GetAddressAsString());
} else {
DEBUG(net, 0, "[tcp/content] received illegal packet from %s", this->client_addr.GetAddressAsString());
}
return false;
}
}
/**
* Receive a packet at UDP level
*/
void NetworkContentSocketHandler::Recv_Packets()
{
Packet *p;
NetworkRecvStatus res;
while ((p = this->Recv_Packet(&res)) != NULL) {
bool cont = HandlePacket(p);
delete p;
if (!cont) return;
}
}
/**
* Create stub implementations for all receive commands that only
* show a warning that the given command is not available for the
* socket where the packet came from.
* @param type the packet type to create the stub for
*/
#define DEFINE_UNAVAILABLE_CONTENT_RECEIVE_COMMAND(type) \
bool NetworkContentSocketHandler::NetworkPacketReceive_## type ##_command(Packet *p) { \
DEBUG(net, 0, "[tcp/content] received illegal packet type %d from %s", \
type, this->client_addr.GetAddressAsString()); \
return false; \
}
DEFINE_UNAVAILABLE_CONTENT_RECEIVE_COMMAND(PACKET_CONTENT_CLIENT_INFO_LIST);
DEFINE_UNAVAILABLE_CONTENT_RECEIVE_COMMAND(PACKET_CONTENT_CLIENT_INFO_ID);
DEFINE_UNAVAILABLE_CONTENT_RECEIVE_COMMAND(PACKET_CONTENT_CLIENT_INFO_EXTID);
DEFINE_UNAVAILABLE_CONTENT_RECEIVE_COMMAND(PACKET_CONTENT_CLIENT_INFO_EXTID_MD5);
DEFINE_UNAVAILABLE_CONTENT_RECEIVE_COMMAND(PACKET_CONTENT_SERVER_INFO);
DEFINE_UNAVAILABLE_CONTENT_RECEIVE_COMMAND(PACKET_CONTENT_CLIENT_CONTENT);
DEFINE_UNAVAILABLE_CONTENT_RECEIVE_COMMAND(PACKET_CONTENT_SERVER_CONTENT);
#endif /* ENABLE_NETWORK */
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