3 Copyright (C) 2015 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #ifndef NETWORKPACKET_HEADER
21 #define NETWORKPACKET_HEADER
23 #include "util/pointer.h"
24 #include "util/numeric.h"
25 #include "networkprotocol.h"
31 NetworkPacket(u16 command, u32 datasize, u16 peer_id);
32 NetworkPacket(u16 command, u32 datasize);
36 void putRawPacket(u8 *data, u32 datasize, u16 peer_id);
39 u32 getSize() { return m_datasize; }
40 u16 getPeerId() { return m_peer_id; }
41 u16 getCommand() { return m_command; }
42 const u32 getRemainingBytes() const { return m_datasize - m_read_offset; }
43 const char* getRemainingString() { return getString(m_read_offset); }
45 // Returns a c-string without copying.
46 // A better name for this would be getRawString()
47 const char* getString(u32 from_offset);
48 // major difference to putCString(): doesn't write len into the buffer
49 void putRawString(const char* src, u32 len);
50 void putRawString(const std::string &src)
51 { putRawString(src.c_str(), src.size()); }
53 NetworkPacket& operator>>(std::string& dst);
54 NetworkPacket& operator<<(const std::string &src);
56 void putLongString(const std::string &src);
58 NetworkPacket& operator>>(std::wstring& dst);
59 NetworkPacket& operator<<(const std::wstring &src);
61 std::string readLongString();
63 char getChar(u32 offset);
64 NetworkPacket& operator>>(char& dst);
65 NetworkPacket& operator<<(char src);
67 NetworkPacket& operator>>(bool& dst);
68 NetworkPacket& operator<<(bool src);
72 NetworkPacket& operator>>(u8& dst);
73 NetworkPacket& operator<<(u8 src);
75 u8* getU8Ptr(u32 offset);
77 u16 getU16(u32 from_offset);
78 NetworkPacket& operator>>(u16& dst);
79 NetworkPacket& operator<<(u16 src);
81 NetworkPacket& operator>>(u32& dst);
82 NetworkPacket& operator<<(u32 src);
84 NetworkPacket& operator>>(u64& dst);
85 NetworkPacket& operator<<(u64 src);
87 NetworkPacket& operator>>(std::time_t& dst);
88 NetworkPacket& operator<<(std::time_t src);
90 NetworkPacket& operator>>(float& dst);
91 NetworkPacket& operator<<(float src);
93 NetworkPacket& operator>>(v2f& dst);
94 NetworkPacket& operator<<(v2f src);
96 NetworkPacket& operator>>(v3f& dst);
97 NetworkPacket& operator<<(v3f src);
99 NetworkPacket& operator>>(s16& dst);
100 NetworkPacket& operator<<(s16 src);
102 NetworkPacket& operator>>(s32& dst);
103 NetworkPacket& operator<<(s32 src);
105 NetworkPacket& operator>>(v2s32& dst);
106 NetworkPacket& operator<<(v2s32 src);
108 NetworkPacket& operator>>(v3s16& dst);
109 NetworkPacket& operator<<(v3s16 src);
111 NetworkPacket& operator>>(v3s32& dst);
112 NetworkPacket& operator<<(v3s32 src);
114 NetworkPacket& operator>>(video::SColor& dst);
115 NetworkPacket& operator<<(video::SColor src);
117 // Temp, we remove SharedBuffer when migration finished
118 Buffer<u8> oldForgePacket();
120 void checkReadOffset(u32 from_offset, u32 field_size);
122 inline void checkDataSize(u32 field_size)
124 if (m_read_offset + field_size > m_datasize) {
125 m_datasize = m_read_offset + field_size;
126 m_data.resize(m_datasize);
130 std::vector<u8> m_data;
132 u32 m_read_offset = 0;