#include "netprotocol.h" void netprot::Serialize(Input* in, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::INPUT; uint64_t time = in->timestamp; uint8_t time8[sizeof(uint64_t)] = {(uint8_t)((time >> 56) & 0xFF), (uint8_t)((time >> 48) & 0xFF), (uint8_t)((time >> 40) & 0xFF), (uint8_t)((time >> 32) & 0xFF), (uint8_t)((time >> 24) & 0xFF), (uint8_t)((time >> 16) & 0xFF), (uint8_t)((time >> 8 ) & 0xFF), (uint8_t)(time & 0xFF)}; memcpy(*buf + 1, time8, sizeof(uint64_t)); uint64_t sid = in->sid; uint8_t sid8[sizeof(uint64_t)] = {(uint8_t)((sid >> 56) & 0xFF), (uint8_t)((sid >> 48) & 0xFF), (uint8_t)((sid >> 40) & 0xFF), (uint8_t)((sid >> 32) & 0xFF), (uint8_t)((sid >> 24) & 0xFF), (uint8_t)((sid >> 16) & 0xFF), (uint8_t)((sid >> 8 ) & 0xFF), (uint8_t)( sid & 0xFF)}; memcpy(*buf + sizeof(uint64_t) + 1, sid8, sizeof(uint64_t)); Keys keys = in->keys; uint8_t keys8 = // Reste un bit. keys.forward & 0b10000000 | keys.backward & 0b01000000 | keys.left & 0b00100000 | keys.right & 0b00010000 | keys.jump & 0b00001000 | keys.shoot & 0b00000100 | keys.block & 0b00000010 ; memcpy(*buf + sizeof(uint64_t) * 2 + 1, &keys8, sizeof(uint8_t)); uint32_t vec[3]; memcpy(vec, &in->direction, sizeof(Vector3f)); // Pour d�naturer les floats. uint8_t vec8[3 * sizeof(uint32_t)] = { (uint8_t)((vec[0] >> 24) & 0xFF), (uint8_t)((vec[0] >> 16) & 0xFF), (uint8_t)((vec[0] >> 8) & 0xFF), (uint8_t)(vec[0] & 0xFF), (uint8_t)((vec[1] >> 24) & 0xFF), (uint8_t)((vec[1] >> 16) & 0xFF), (uint8_t)((vec[1] >> 8) & 0xFF), (uint8_t)(vec[1] & 0xFF), (uint8_t)((vec[2] >> 24) & 0xFF), (uint8_t)((vec[2] >> 16) & 0xFF), (uint8_t)((vec[2] >> 8) & 0xFF), (uint8_t)(vec[2] & 0xFF)}; memcpy(*buf + sizeof(uint64_t) * 2 + 2, vec8, sizeof(uint32_t) * 3); *buflen = sizeof(uint64_t) * 2 + 2 + sizeof(uint32_t) * 3; } void netprot::Serialize(Output* out, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::OUTPUT; } void netprot::Serialize(Sync* sync, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::SYNC; } void netprot::Serialize(TeamInfo* tinfo, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::TEAMINF; size_t namesize = std::strlen(tinfo->name) + 1; memcpy(*buf + 1, &tinfo->name, namesize); uint64_t tid = tinfo->id; uint8_t tid8[sizeof(uint64_t)] = { (uint8_t)((tid >> 56) & 0xFF), (uint8_t)((tid >> 48) & 0xFF), (uint8_t)((tid >> 40) & 0xFF), (uint8_t)((tid >> 32) & 0xFF), (uint8_t)((tid >> 24) & 0xFF), (uint8_t)((tid >> 16) & 0xFF), (uint8_t)((tid >> 8) & 0xFF), (uint8_t)(tid & 0xFF) }; memcpy(*buf + namesize + 2, tid8, sizeof(uint64_t)); *buflen = namesize + sizeof(uint64_t) + 2; } void netprot::Serialize(LoginInfo* linfo, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::LOGINF; size_t namesize = std::strlen(linfo->name) + 1; memcpy(*buf + 1, &linfo->name, namesize); uint64_t sid = linfo->sid; uint8_t sid8[sizeof(uint64_t)] = { (uint8_t)((sid >> 56) & 0xFF), (uint8_t)((sid >> 48) & 0xFF), (uint8_t)((sid >> 40) & 0xFF), (uint8_t)((sid >> 32) & 0xFF), (uint8_t)((sid >> 24) & 0xFF), (uint8_t)((sid >> 16) & 0xFF), (uint8_t)((sid >> 8) & 0xFF), (uint8_t)(sid & 0xFF) }; memcpy(*buf + namesize + 2, sid8, sizeof(uint64_t)); uint64_t tid = linfo->tid; uint8_t tid8[sizeof(uint64_t)] = { (uint8_t)((tid >> 56) & 0xFF), (uint8_t)((tid >> 48) & 0xFF), (uint8_t)((tid >> 40) & 0xFF), (uint8_t)((tid >> 32) & 0xFF), (uint8_t)((tid >> 24) & 0xFF), (uint8_t)((tid >> 16) & 0xFF), (uint8_t)((tid >> 8) & 0xFF), (uint8_t)(tid & 0xFF) }; memcpy(*buf + namesize + 2 + sizeof(uint64_t), tid8, sizeof(uint64_t)); *buflen = namesize + sizeof(uint64_t) * 2 + 2; } void netprot::Serialize(PlayerInfo* pinfo, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::PLAYINF; size_t namesize = std::strlen(pinfo->name) + 1; memcpy(*buf + 1, &pinfo->name, namesize); uint64_t id = pinfo->id; uint8_t id8[sizeof(uint64_t)] = { (uint8_t)((id >> 56) & 0xFF), (uint8_t)((id >> 48) & 0xFF), (uint8_t)((id >> 40) & 0xFF), (uint8_t)((id >> 32) & 0xFF), (uint8_t)((id >> 24) & 0xFF), (uint8_t)((id >> 16) & 0xFF), (uint8_t)((id >> 8) & 0xFF), (uint8_t)(id & 0xFF) }; memcpy(*buf + namesize + 2, id8, sizeof(uint64_t)); uint64_t tid = pinfo->tid; uint8_t tid8[sizeof(uint64_t)] = { (uint8_t)((tid >> 56) & 0xFF), (uint8_t)((tid >> 48) & 0xFF), (uint8_t)((tid >> 40) & 0xFF), (uint8_t)((tid >> 32) & 0xFF), (uint8_t)((tid >> 24) & 0xFF), (uint8_t)((tid >> 16) & 0xFF), (uint8_t)((tid >> 8) & 0xFF), (uint8_t)(tid & 0xFF) }; memcpy(*buf + namesize + 2 + sizeof(uint64_t), tid8, sizeof(uint64_t)); *buflen = namesize + sizeof(uint64_t) * 2 + 2; } void netprot::Serialize(GameInfo* ginfo, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::GAMEINFO; uint64_t game = ginfo->seed; uint8_t seed8[sizeof(uint64_t)] = { (uint8_t)((game >> 56) & 0xFF), (uint8_t)((game >> 48) & 0xFF), (uint8_t)((game >> 40) & 0xFF), (uint8_t)((game >> 32) & 0xFF), (uint8_t)((game >> 24) & 0xFF), (uint8_t)((game >> 16) & 0xFF), (uint8_t)((game >> 8) & 0xFF), (uint8_t)(game & 0xFF) }; memcpy(*buf + 1, seed8, sizeof(uint64_t)); game = ginfo->countdown; uint8_t count8[sizeof(uint64_t)] = { (uint8_t)((game >> 56) & 0xFF), (uint8_t)((game >> 48) & 0xFF), (uint8_t)((game >> 40) & 0xFF), (uint8_t)((game >> 32) & 0xFF), (uint8_t)((game >> 24) & 0xFF), (uint8_t)((game >> 16) & 0xFF), (uint8_t)((game >> 8) & 0xFF), (uint8_t)(game & 0xFF) }; memcpy(*buf + sizeof(uint64_t) + 1, count8, sizeof(uint64_t)); game = ginfo->countdown; uint8_t gtype8[sizeof(uint64_t)] = { (uint8_t)((game >> 56) & 0xFF), (uint8_t)((game >> 48) & 0xFF), (uint8_t)((game >> 40) & 0xFF), (uint8_t)((game >> 32) & 0xFF), (uint8_t)((game >> 24) & 0xFF), (uint8_t)((game >> 16) & 0xFF), (uint8_t)((game >> 8) & 0xFF), (uint8_t)(game & 0xFF) }; memcpy(*buf + sizeof(uint64_t) + 1, gtype8, sizeof(uint64_t)); *buflen = sizeof(uint64_t) * 3 + 1; } void netprot::Serialize(Chat* chat, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::CHAT; uint64_t src = chat->src_id; uint8_t src8[sizeof(uint64_t)] = { (uint8_t)((src >> 56) & 0xFF), (uint8_t)((src >> 48) & 0xFF), (uint8_t)((src >> 40) & 0xFF), (uint8_t)((src >> 32) & 0xFF), (uint8_t)((src >> 24) & 0xFF), (uint8_t)((src >> 16) & 0xFF), (uint8_t)((src >> 8) & 0xFF), (uint8_t)(src & 0xFF) }; memcpy(*buf + 1, src8, sizeof(uint64_t)); uint64_t dst = chat->dest_id; uint8_t dst8[sizeof(uint64_t)] = { (uint8_t)((dst >> 56) & 0xFF), (uint8_t)((dst >> 48) & 0xFF), (uint8_t)((dst >> 40) & 0xFF), (uint8_t)((dst >> 32) & 0xFF), (uint8_t)((dst >> 24) & 0xFF), (uint8_t)((dst >> 16) & 0xFF), (uint8_t)((dst >> 8) & 0xFF), (uint8_t)(dst & 0xFF) }; memcpy(*buf + 1 + sizeof(uint64_t), dst8, sizeof(uint64_t)); uint64_t dstteam = chat->dest_id; uint8_t dstt8[sizeof(uint64_t)] = { (uint8_t)((dstteam >> 56) & 0xFF), (uint8_t)((dstteam >> 48) & 0xFF), (uint8_t)((dstteam >> 40) & 0xFF), (uint8_t)((dstteam >> 32) & 0xFF), (uint8_t)((dstteam >> 24) & 0xFF), (uint8_t)((dstteam >> 16) & 0xFF), (uint8_t)((dstteam >> 8) & 0xFF), (uint8_t)(dstteam & 0xFF) }; memcpy(*buf + 1 + sizeof(uint64_t) * 2, dstt8, sizeof(uint64_t)); size_t messize = std::strlen(chat->mess) + 1; memcpy(*buf + 1 + sizeof(uint64_t) * 3, &chat->mess, messize); *buflen = messize + sizeof(uint64_t) * 3 + 2; } void netprot::Serialize(ErrorLog* errlog, char* buf[], uint32_t* buflen) { *buf[0] = (char)netprot::PACKET_TYPE::ERRLOG; size_t messize = std::strlen(errlog->mess) + 1; memcpy(*buf + 1, &errlog->mess, messize); memcpy(*buf + 1 + messize, &errlog->is_fatal, sizeof(bool)); *buflen = messize + sizeof(bool) + 1; } bool netprot::Deserialize(Input* in, char* buf, const uint32_t buflen) { if (buflen <= sizeof(Input)) return false; uint8_t diff[sizeof(uint64_t)] = { 0,0,0,0,0,0,0,0 }; memcpy(diff, &buf[1], sizeof(uint64_t)); in->timestamp = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; memcpy(diff, &buf[1 + sizeof(uint64_t)], sizeof(uint64_t)); in->sid = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; uint8_t keys = 0; memcpy(&keys, &buf[1 + sizeof(uint64_t) * 2], sizeof(uint8_t)); in->keys.forward = keys & 0b10000000; in->keys.backward = keys & 0b01000000; in->keys.left = keys & 0b00100000; in->keys.right = keys & 0b00010000; in->keys.jump = keys & 0b00001000; in->keys.shoot = keys & 0b00000100; in->keys.block = keys & 0b00000010; uint8_t subvec[3 * sizeof(uint32_t)] = { 0,0,0,0,0,0,0,0,0,0,0,0 }; memcpy(subvec, &buf[2 + sizeof(uint64_t) * 2], sizeof(uint8_t) * 12); uint32_t vec[3] = { (uint32_t)subvec[0] << 24 | (uint32_t)subvec[1] << 16 | (uint32_t)subvec[2] << 8 | (uint32_t)subvec[3], (uint32_t)subvec[4] << 24 | (uint32_t)subvec[5] << 16 | (uint32_t)subvec[6] << 8 | (uint32_t)subvec[7], (uint32_t)subvec[8] << 24 | (uint32_t)subvec[9] << 16 | (uint32_t)subvec[10] << 8 | (uint32_t)subvec[11]}; memcpy(&in->direction, vec, sizeof(uint32_t) * 3); return true; } bool netprot::Deserialize(Output* out, char* buf, const uint32_t buflen) { return false; } bool netprot::Deserialize(Sync* sync, char* buf, const uint32_t buflen) { return false; } bool netprot::Deserialize(TeamInfo* tinfo, char* buf, const uint32_t buflen) { if (buflen <= sizeof(LoginInfo)) return false; size_t namesize = std::strlen(buf) + 1; if (namesize > 32) return false; memcpy(&tinfo->name, &buf[1], namesize); uint8_t diff[sizeof(uint64_t)] = { 0,0,0,0,0,0,0,0 }; memcpy(diff, &buf[namesize + 1], sizeof(uint64_t)); tinfo->id = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; return true; } bool netprot::Deserialize(LoginInfo* linfo, char* buf, const uint32_t buflen) { if (buflen <= sizeof(LoginInfo)) return false; size_t namesize = std::strlen(buf) + 1; if (namesize > 32) return false; memcpy(&linfo->name, &buf[1], namesize); uint8_t diff[sizeof(uint64_t)] = { 0,0,0,0,0,0,0,0 }; memcpy(diff, &buf[namesize + 1], sizeof(uint64_t)); linfo->sid = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; memcpy(diff, &buf[namesize + sizeof(uint64_t) + 1], sizeof(uint64_t)); linfo->tid = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; return true; } bool netprot::Deserialize(PlayerInfo* pinfo, char* buf, const uint32_t buflen) { if (buflen <= sizeof(PlayerInfo)) return false; size_t namesize = std::strlen(buf) + 1; if (namesize > 32) return false; memcpy(&pinfo->name, &buf[1], namesize); uint8_t diff[sizeof(uint64_t)] = { 0,0,0,0,0,0,0,0 }; memcpy(diff, &buf[namesize + 1], sizeof(uint64_t)); pinfo->id = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; memcpy(diff, &buf[namesize + sizeof(uint64_t) + 1], sizeof(uint64_t)); pinfo->tid = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; return true; } bool netprot::Deserialize(GameInfo* ginfo, char* buf, const uint32_t buflen) { if (buflen <= sizeof(GameInfo)) return false; uint8_t diff[sizeof(uint64_t)] = { 0,0,0,0,0,0,0,0 }; memcpy(diff, &buf[1], sizeof(uint64_t)); ginfo->seed = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; memcpy(diff, &buf[sizeof(uint64_t) + 1], sizeof(uint64_t)); ginfo->countdown = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; memcpy(diff, &buf[sizeof(uint64_t) * 2 + 1], sizeof(uint64_t)); ginfo->gameType = (uint64_t)diff[0] << 56 | (uint64_t)diff[1] << 48 | (uint64_t)diff[2] << 40 | (uint64_t)diff[3] << 32 | (uint64_t)diff[4] << 24 | (uint64_t)diff[5] << 16 | (uint64_t)diff[6] << 8 | (uint64_t)diff[7]; return true; } bool netprot::Deserialize(Chat* chat, char* buf, const uint32_t buflen) { if (buflen <= sizeof(Chat)) return false; uint8_t src[sizeof(uint64_t)] = { 0,0,0,0,0,0,0,0 }; memcpy(src, &buf[1], sizeof(uint64_t)); chat->src_id = (uint64_t)src[0] << 56 | (uint64_t)src[1] << 48 | (uint64_t)src[2] << 40 | (uint64_t)src[3] << 32 | (uint64_t)src[4] << 24 | (uint64_t)src[5] << 16 | (uint64_t)src[6] << 8 | (uint64_t)src[7]; uint8_t dst[sizeof(uint64_t)] = { 0,0,0,0,0,0,0,0 }; memcpy(dst, &buf[1 + sizeof(uint64_t)], sizeof(uint64_t)); chat->dest_id = (uint64_t)dst[0] << 56 | (uint64_t)dst[1] << 48 | (uint64_t)dst[2] << 40 | (uint64_t)dst[3] << 32 | (uint64_t)dst[4] << 24 | (uint64_t)dst[5] << 16 | (uint64_t)dst[6] << 8 | (uint64_t)dst[7]; uint8_t dstt[sizeof(uint64_t)] = { 0,0,0,0,0,0,0,0 }; memcpy(dstt, &buf[1 + sizeof(uint64_t) * 2], sizeof(uint64_t)); chat->dest_team_id = (uint64_t)dstt[0] << 56 | (uint64_t)dstt[1] << 48 | (uint64_t)dstt[2] << 40 | (uint64_t)dstt[3] << 32 | (uint64_t)dstt[4] << 24 | (uint64_t)dstt[5] << 16 | (uint64_t)dstt[6] << 8 | (uint64_t)dstt[7]; size_t messsize = std::strlen(buf + sizeof(uint64_t) * 3) + 1; if (messsize > 140) return false; memcpy(&chat->mess, &buf[1 + sizeof(uint64_t) * 3], messsize); return true; } bool netprot::Deserialize(ErrorLog* errlog, char* buf, const uint32_t buflen) { if (buflen <= sizeof(ErrorLog)) return false; size_t messsize = std::strlen(buf) + 1; if (messsize > 140) return false; memcpy(&errlog->mess, &buf[1], messsize); memcpy(&errlog->is_fatal, &buf[1 + messsize], sizeof(bool)); return true; } netprot::PACKET_TYPE netprot::getType(char* buf, const uint32_t buflen) { if (buflen < 1 || buf[0] >= (char)netprot::PACKET_TYPE::LAST_PACK || buf[0] <= (char)netprot::PACKET_TYPE::ERR) return netprot::PACKET_TYPE::ERR; return (netprot::PACKET_TYPE)buf[0]; } netprot::Packet netprot::getPack(char* buf, uint32_t buflen) { Packet pck = { nullptr, PACKET_TYPE::ERR }; Input* in = nullptr; Output* out = nullptr; Sync* sync = nullptr; Chat* chat = nullptr; GameInfo* ginfo = nullptr; ErrorLog* errlog = nullptr; LoginInfo* loginf = nullptr; switch (getType(buf, buflen)) { case PACKET_TYPE::INPUT: in = new Input(); if (netprot::Deserialize(in, buf, buflen)) { pck.type = PACKET_TYPE::INPUT; pck.ptr = (void*)in; } break; case PACKET_TYPE::OUTPUT: out = new Output(); if (netprot::Deserialize(out, buf, buflen)) { pck.type = PACKET_TYPE::OUTPUT; pck.ptr = (void*)out; } break; case PACKET_TYPE::SYNC: sync = new Sync(); if (netprot::Deserialize(sync, buf, buflen)) { pck.type = PACKET_TYPE::SYNC; pck.ptr = (void*)sync; } break; case PACKET_TYPE::CHAT: chat = new Chat(); if (netprot::Deserialize(chat, buf, buflen)) { pck.type = PACKET_TYPE::CHAT; pck.ptr = (void*)chat; } break; case PACKET_TYPE::GAMEINFO: ginfo = new GameInfo(); if (netprot::Deserialize(ginfo, buf, buflen)) { pck.type = PACKET_TYPE::GAMEINFO; pck.ptr = (void*)ginfo; } break; case PACKET_TYPE::ERRLOG: errlog = new ErrorLog(); if (netprot::Deserialize(errlog, buf, buflen)) { pck.type = PACKET_TYPE::ERRLOG; pck.ptr = (void*)errlog; } break; case PACKET_TYPE::LOGINF: loginf = new LoginInfo(); if (netprot::Deserialize(loginf, buf, buflen)) { pck.type = PACKET_TYPE::LOGINF; pck.ptr = (void*)loginf; } break; default: break; } return pck; } netprot::Packet netprot::getPack(netprot::Buffer* buf) { return netprot::getPack(buf->ptr, buf->len); } bool netprot::emptyPack(netprot::Packet pck) { switch (pck.type) { case PACKET_TYPE::INPUT: delete (Input*)pck.ptr; break; case PACKET_TYPE::OUTPUT: delete (Output*)pck.ptr; break; case PACKET_TYPE::SYNC: delete (Sync*)pck.ptr; break; case PACKET_TYPE::CHAT: delete (Chat*)pck.ptr; break; case PACKET_TYPE::GAMEINFO: delete (GameInfo*)pck.ptr; break; case PACKET_TYPE::ERRLOG: delete (ErrorLog*)pck.ptr; break; case PACKET_TYPE::LOGINF: delete (LoginInfo*)pck.ptr; break; default: return false; } return true; }