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sceNetAdhoc.cpp
5061 lines (4134 loc) · 159 KB
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sceNetAdhoc.cpp
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// Copyright (c) 2013- PPSSPP Project.
// This program 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 2.0 or later versions.
// This program 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 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <mutex>
// sceNetAdhoc
// This is a direct port of Coldbird's code from http://code.google.com/p/aemu/
// All credit goes to him!
#include "Core/Core.h"
#include "Core/MemMapHelpers.h"
#include "Common/ChunkFile.h"
#include "Core/MIPS/MIPSCodeUtils.h"
#include "Core/HLE/HLEHelperThread.h"
#include "Core/HLE/FunctionWrappers.h"
#include "Core/HLE/sceKernelThread.h"
#include "Core/HLE/sceNetAdhoc.h"
#include "Core/HLE/sceKernel.h"
#include "Core/HLE/sceKernelMemory.h"
#include "Core/HLE/sceKernelModule.h"
#include "Core/HLE/sceKernelInterrupt.h"
#include "Core/HLE/proAdhoc.h"
#include "Core/HLE/sceNet.h"
#include "Core/HLE/proAdhocServer.h"
// shared in sceNetAdhoc.h since it need to be used from sceNet.cpp also
// TODO: Make accessor functions instead, and throw all this state in a struct.
bool netAdhocInited;
bool netAdhocctlInited;
bool networkInited;
static bool netAdhocMatchingInited;
int netAdhocMatchingStarted = 0;
SceUID threadAdhocID;
std::mutex adhocEvtMtx;
std::vector<std::pair<u32, u32>> adhocctlEvents;
std::vector<u64> matchingEvents;
u32 dummyThreadHackAddr = 0;
u32_le dummyThreadCode[3];
std::map<int, AdhocctlHandler> adhocctlHandlers;
int matchingEventThread(int matchingId);
int matchingInputThread(int matchingId);
int sceNetAdhocTerm();
int sceNetAdhocctlTerm();
int sceNetAdhocMatchingTerm();
int sceNetAdhocMatchingSetHelloOpt(int matchingId, int optLenAddr, u32 optDataAddr);
void __NetAdhocShutdown() {
//Kill AdhocServer Thread
if (adhocServerRunning) {
adhocServerRunning = false;
if (adhocServerThread.joinable()) {
adhocServerThread.join();
}
}
// Checks to avoid confusing logspam
if (netAdhocMatchingInited) {
sceNetAdhocMatchingTerm();
}
if (netAdhocctlInited) {
sceNetAdhocctlTerm();
}
if (netAdhocInited) {
// Should not really call HLE funcs from shutdown.
// Prevent attempting to delete the thread, already deleted by shutdown.
threadAdhocID = 0;
sceNetAdhocTerm();
}
if (dummyThreadHackAddr) {
kernelMemory.Free(dummyThreadHackAddr);
dummyThreadHackAddr = 0;
}
}
void __NetAdhocDoState(PointerWrap &p) {
auto s = p.Section("sceNetAdhoc", 1, 2);
if (!s)
return;
p.Do(netAdhocInited);
p.Do(netAdhocctlInited);
p.Do(netAdhocMatchingInited);
p.Do(adhocctlHandlers);
if (s >= 2) {
p.Do(actionAfterMatchingMipsCall);
__KernelRestoreActionType(actionAfterMatchingMipsCall, AfterMatchingMipsCall::Create);
p.Do(dummyThreadHackAddr);
} else if (p.mode == p.MODE_READ) {
// Previously, this wasn't being saved. It needs its own space.
if (strcmp("dummythreadhack", kernelMemory.GetBlockTag(dummyThreadHackAddr)) != 0) {
u32 blockSize = sizeof(dummyThreadCode);
dummyThreadHackAddr = kernelMemory.Alloc(blockSize, false, "dummythreadhack");
}
}
if (dummyThreadHackAddr) {
Memory::Memcpy(dummyThreadHackAddr, dummyThreadCode, sizeof(dummyThreadCode));
}
}
void __UpdateAdhocctlHandlers(u32 flag, u32 error) {
std::lock_guard<std::mutex> adhocGuard(adhocEvtMtx);
adhocctlEvents.push_back({ flag, error });
}
// TODO: MipsCall needs to be called from it's own PSP Thread instead of from any random PSP Thread
void __UpdateMatchingHandler(u64 ArgsPtr) {
std::lock_guard<std::mutex> adhocGuard(adhocEvtMtx);
matchingEvents.push_back(ArgsPtr);
}
static int getBlockingFlag(int id) {
#ifdef _WIN32
return 0;
#else
int sockflag = fcntl(id, F_GETFL, O_NONBLOCK);
return sockflag & O_NONBLOCK;
#endif
}
void __NetAdhocInit() {
friendFinderRunning = false;
netAdhocInited = false;
netAdhocctlInited = false;
netAdhocMatchingInited = false;
adhocctlHandlers.clear();
__AdhocServerInit();
dummyThreadCode[0] = MIPS_MAKE_SYSCALL("sceNetAdhoc", "__NetTriggerCallbacks");
dummyThreadCode[1] = MIPS_MAKE_B(-2);
dummyThreadCode[2] = MIPS_MAKE_NOP();
u32 blockSize = sizeof(dummyThreadCode);
dummyThreadHackAddr = kernelMemory.Alloc(blockSize, false, "dummythreadhack");
Memory::Memcpy(dummyThreadHackAddr, dummyThreadCode, sizeof(dummyThreadCode)); // This area will be cleared again after loading an old savestate :(
actionAfterMatchingMipsCall = __KernelRegisterActionType(AfterMatchingMipsCall::Create);
// Create built-in AdhocServer Thread
if (g_Config.bEnableWlan && g_Config.bEnableAdhocServer) {
adhocServerRunning = true;
adhocServerThread = std::thread(proAdhocServerThread, SERVER_PORT);
}
}
u32 sceNetAdhocInit() {
// Library uninitialized
INFO_LOG(SCENET, "sceNetAdhocInit() at %08x", currentMIPS->pc);
if (!netAdhocInited) {
// Clear Translator Memory
memset(&pdp, 0, sizeof(pdp));
memset(&ptp, 0, sizeof(ptp));
// Library initialized
netAdhocInited = true;
// Create fake PSP Thread for callback
// TODO: Should use a separated threads for friendFinder, matchingEvent, and matchingInput and created on AdhocctlInit & AdhocMatchingStart instead of here
#define PSP_THREAD_ATTR_KERNEL 0x00001000 // PSP_THREAD_ATTR_KERNEL is located in sceKernelThread.cpp instead of sceKernelThread.h :(
//threadAdhocID = __KernelCreateThreadInternal("AdhocThread", __KernelGetCurThreadModuleId(), dummyThreadHackAddr, 0x30, 4096, PSP_THREAD_ATTR_KERNEL);
threadAdhocID = __KernelCreateThread("AdhocThread", __KernelGetCurThreadModuleId(), dummyThreadHackAddr, 0x10, 0x1000, 0, PSP_THREAD_ATTR_KERNEL);
if (threadAdhocID > 0) {
__KernelStartThread(threadAdhocID, 0, 0);
}
// Return Success
return 0;
}
// Already initialized
return ERROR_NET_ADHOC_ALREADY_INITIALIZED;
}
static u32 sceNetAdhocctlInit(int stackSize, int prio, u32 productAddr) {
INFO_LOG(SCENET, "sceNetAdhocctlInit(%i, %i, %08x) at %08x", stackSize, prio, productAddr, currentMIPS->pc);
if (netAdhocctlInited)
return ERROR_NET_ADHOCCTL_ALREADY_INITIALIZED;
if(g_Config.bEnableWlan) {
if (initNetwork((SceNetAdhocctlAdhocId *)Memory::GetPointer(productAddr)) == 0) {
if (!friendFinderRunning) {
friendFinderRunning = true;
friendFinderThread = std::thread(friendFinder);
}
networkInited = true;
} else {
WARN_LOG(SCENET, "sceNetAdhocctlInit: Failed to init the network but faking success");
networkInited = false; // TODO: What needs to check this? Pretty much everything? Maybe we should just set netAdhocctlInited to false..
}
}
netAdhocctlInited = true; //needed for cleanup during AdhocctlTerm even when it failed to connect to Adhoc Server (since it's being faked as success)
return 0;
}
static int sceNetAdhocctlGetState(u32 ptrToStatus) {
// Library initialized
if (netAdhocctlInited) {
// Valid Arguments
if (Memory::IsValidAddress(ptrToStatus)) {
// Return Thread Status
Memory::Write_U32(threadStatus, ptrToStatus);
// Return Success
return 0;
}
// Invalid Arguments
return ERROR_NET_ADHOCCTL_INVALID_ARG;
}
// Library uninitialized
return ERROR_NET_ADHOCCTL_NOT_INITIALIZED;
}
/**
* Adhoc Emulator PDP Socket Creator
* @param saddr Local MAC (Unused)
* @param sport Local Binding Port
* @param bufsize Socket Buffer Size
* @param flag Bitflags (Unused)
* @return Socket ID > 0 on success or... ADHOC_NOT_INITIALIZED, ADHOC_INVALID_ARG, ADHOC_SOCKET_ID_NOT_AVAIL, ADHOC_INVALID_ADDR, ADHOC_PORT_NOT_AVAIL, ADHOC_INVALID_PORT, ADHOC_PORT_IN_USE, NET_NO_SPACE
*/
// When choosing AdHoc menu in Wipeout Pulse sometimes it's saying that "WLAN is turned off" on game screen and getting "kUnityCommandCode_MediaDisconnected" error in the Log Console when calling sceNetAdhocPdpCreate, probably it needed to wait something from the thread before calling this (ie. need to receives 7 bytes from adhoc server 1st?)
static int sceNetAdhocPdpCreate(const char *mac, u32 port, int bufferSize, u32 unknown) {
INFO_LOG(SCENET, "sceNetAdhocPdpCreate(%s, %u, %u, %u) at %08x", mac, port, bufferSize, unknown, currentMIPS->pc);
if (!g_Config.bEnableWlan) {
return -1;
}
int retval = ERROR_NET_ADHOC_NOT_INITIALIZED;
// Library is initialized
SceNetEtherAddr * saddr = (SceNetEtherAddr *)mac;
if (netAdhocInited) {
// Valid Arguments are supplied
if (mac != NULL && bufferSize > 0) {
// Valid MAC supplied
if (isLocalMAC(saddr)) {
//// Unused Port supplied
//if (!_IsPDPPortInUse(port)) {}
//
//// Port is in use by another PDP Socket
//return ERROR_NET_ADHOC_PORT_IN_USE;
// Create Internet UDP Socket
int usocket = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
// Valid Socket produced
if (usocket != INVALID_SOCKET) {
// Change socket buffer size when necessary
if (getSockBufferSize(usocket, SO_SNDBUF) < bufferSize) setSockBufferSize(usocket, SO_SNDBUF, bufferSize);
if (getSockBufferSize(usocket, SO_RCVBUF) < bufferSize) setSockBufferSize(usocket, SO_RCVBUF, bufferSize);
// Enable Port Re-use, this will allow binding to an already used port, but only one of them can read the data (shared receive buffer?)
int one = 1;
setsockopt(usocket, SOL_SOCKET, SO_REUSEADDR, (const char*)&one, sizeof(one)); // NO idea if we need this
// Binding Information for local Port
sockaddr_in addr;
addr.sin_family = AF_INET;
addr.sin_addr.s_addr = INADDR_ANY;
//if (port < 7) addr.sin_port = htons(port + 1341); else // <= 443
addr.sin_port = htons(port + portOffset ); // This not safe in any way...
// The port might be under 1024 (ie. GTA:VCS use port 1, Ford Street Racing use port 0 (UNUSED_PORT), etc) and already used by other application/host OS, should we add 1024 to the port whenever it tried to use an already used port?
// Bound Socket to local Port
int iResult = bind(usocket, (sockaddr *)&addr, sizeof(addr));
/*if (iResult == SOCKET_ERROR && errno == 10048) { //Forcing PdpCreate to be successfull using a different Port might not works and might affect other players sharing the same IP due to "deleteFriendByIP" (should delete by MAC instead of IP)
addr.sin_port = 0; //UNUSED_PORT
iResult = bind(usocket, (sockaddr *)&addr, sizeof(addr));
WARN_LOG(SCENET, "Port %u is already used, replaced with UNUSED_PORT(%u)", port, ntohs(addr.sin_port));
}*/
if (iResult == 0) {
// Allocate Memory for Internal Data
SceNetAdhocPdpStat * internal = (SceNetAdhocPdpStat *)malloc(sizeof(SceNetAdhocPdpStat));
// Allocated Memory
if (internal != NULL) {
// Clear Memory
memset(internal, 0, sizeof(SceNetAdhocPdpStat));
// Find Free Translator Index
int i = 0; for (; i < 255; i++) if (pdp[i] == NULL) break;
// Found Free Translator Index
if (i < 255) {
// Fill in Data
internal->id = usocket;
internal->laddr = *saddr;
internal->lport = getLocalPort(usocket) - portOffset; //should use the port given to the socket (in case it's UNUSED_PORT port) isn't?
internal->rcv_sb_cc = bufferSize;
// Link Socket to Translator ID
pdp[i] = internal;
// Forward Port on Router
//sceNetPortOpen("UDP", sport); // I need to figure out how to use this in windows/linux
// Success
return i + 1;
}
// Free Memory for Internal Data
free(internal);
}
retval = ERROR_NET_NO_SPACE;
}
else {
retval = ERROR_NET_ADHOC_PORT_IN_USE;
if (iResult == SOCKET_ERROR) {
ERROR_LOG(SCENET, "Socket error (%i) when binding port %u", errno, ntohs(addr.sin_port));
}
}
// Close Socket
closesocket(usocket);
return retval;
}
// Default to No-Space Error
return ERROR_NET_NO_SPACE;
}
// Invalid MAC supplied
//return ERROR_NET_ADHOC_INVALID_ADDR;
}
// Invalid Arguments were supplied
return ERROR_NET_ADHOC_INVALID_ARG;
}
// Library is uninitialized
return ERROR_NET_ADHOC_NOT_INITIALIZED;
}
/**
* Get Adhoc Parameter
* @param parameter OUT: Adhoc Parameter
* @return 0 on success or... ADHOCCTL_NOT_INITIALIZED, ADHOCCTL_INVALID_ARG
*/
static int sceNetAdhocctlGetParameter(u32 paramAddr) {
DEBUG_LOG(SCENET, "sceNetAdhocctlGetParameter(%08x)",paramAddr);
if (!g_Config.bEnableWlan) {
return ERROR_NET_ADHOCCTL_DISCONNECTED;
}
// Library initialized
if (netAdhocctlInited) {
// Valid Arguments
if (Memory::IsValidAddress(paramAddr)) {
// Copy Parameter
Memory::WriteStruct(paramAddr,¶meter);
// Return Success
return 0;
}
// Invalid Arguments
return ERROR_NET_ADHOCCTL_INVALID_ARG;
}
// Library uninitialized
return ERROR_NET_ADHOCCTL_NOT_INITIALIZED;
}
/**
* Adhoc Emulator PDP Send Call
* @param id Socket File Descriptor
* @param daddr Target MAC Address
* @param dport Target Port
* @param data Data Payload
* @param len Payload Length
* @param timeout Send Timeout
* @param flag Nonblocking Flag
* @return 0 on success or... ADHOC_INVALID_ARG, ADHOC_NOT_INITIALIZED, ADHOC_INVALID_SOCKET_ID, ADHOC_SOCKET_DELETED, ADHOC_INVALID_ADDR, ADHOC_INVALID_PORT, ADHOC_INVALID_DATALEN, ADHOC_SOCKET_ALERTED, ADHOC_TIMEOUT, ADHOC_THREAD_ABORTED, ADHOC_WOULD_BLOCK, NET_NO_SPACE, NET_INTERNAL
*/
static int sceNetAdhocPdpSend(int id, const char *mac, u32 port, void *data, int len, int timeout, int flag) {
DEBUG_LOG(SCENET, "sceNetAdhocPdpSend(%i, %s, %i, %p, %i, %i, %i)", id, mac, port, data, len, timeout, flag);
if (!g_Config.bEnableWlan) {
return -1;
}
SceNetEtherAddr * daddr = (SceNetEtherAddr *)mac;
uint16_t dport = (uint16_t)port;
//if (dport < 7) dport += 1341;
// Really should flatten this with early outs, all this indentation is making me dizzy.
// Library is initialized
if (netAdhocInited) {
// Valid Port
if (dport != 0) {
// Valid Data Length
if (len >= 0) { // should we allow 0 size packet (for ping) ?
// Valid Socket ID
if (id > 0 && id <= 255 && pdp[id - 1] != NULL) {
// Cast Socket
SceNetAdhocPdpStat * socket = pdp[id - 1];
// Valid Data Buffer
if (data != NULL) {
// Valid Destination Address
if (daddr != NULL) {
// Log Destination
// Schedule Timeout Removal
if (flag) timeout = 0;
// Apply Send Timeout Settings to Socket
setsockopt(socket->id, SOL_SOCKET, SO_SNDTIMEO, (const char *)&timeout, sizeof(timeout));
// Single Target
if (!isBroadcastMAC(daddr)) {
// Fill in Target Structure
sockaddr_in target;
target.sin_family = AF_INET;
target.sin_port = htons(dport + portOffset);
// Get Peer IP
if (resolveMAC((SceNetEtherAddr *)daddr, (uint32_t *)&target.sin_addr.s_addr)) {
// Acquire Network Lock
//_acquireNetworkLock();
// Send Data
changeBlockingMode(socket->id, flag);
int sent = sendto(socket->id, (const char *)data, len, 0, (sockaddr *)&target, sizeof(target));
int error = errno;
if (sent == SOCKET_ERROR) {
DEBUG_LOG(SCENET, "Socket Error (%i) on sceNetAdhocPdpSend[%i:%u->%u] (size=%i)", error, id, getLocalPort(socket->id), ntohs(target.sin_port), len);
}
changeBlockingMode(socket->id, 0);
// Free Network Lock
//_freeNetworkLock();
uint8_t * sip = (uint8_t *)&target.sin_addr.s_addr;
// Sent Data
if (sent == len) {
DEBUG_LOG(SCENET, "sceNetAdhocPdpSend[%i:%u]: Sent %u bytes to %u.%u.%u.%u:%u\n", id, getLocalPort(socket->id), sent, sip[0], sip[1], sip[2], sip[3], ntohs(target.sin_port));
// Success
return 0;
}
// Blocking Situation
if (flag) return ERROR_NET_ADHOC_WOULD_BLOCK;
// Timeout
return ERROR_NET_ADHOC_TIMEOUT; //-1;
}
}
// Broadcast Target
else {
// Acquire Network Lock
//_acquireNetworkLock();
#ifdef BROADCAST_TO_LOCALHOST
//// Get Local IP Address
//union SceNetApctlInfo info; if (sceNetApctlGetInfo(PSP_NET_APCTL_INFO_IP, &info) == 0) {
// // Fill in Target Structure
// SceNetInetSockaddrIn target;
// target.sin_family = AF_INET;
// sceNetInetInetAton(info.ip, &target.sin_addr);
// target.sin_port = sceNetHtons(dport);
//
// // Send Data
// sceNetInetSendto(socket->id, data, len, ((flag != 0) ? (INET_MSG_DONTWAIT) : (0)), (SceNetInetSockaddr *)&target, sizeof(target));
//}
#endif
// Acquire Peer Lock
peerlock.lock();
// Iterate Peers
SceNetAdhocctlPeerInfo * peer = friends;
for (; peer != NULL; peer = peer->next) {
// Skip timed out friends
if (peer->last_recv == 0) continue;
// Fill in Target Structure
sockaddr_in target;
target.sin_family = AF_INET;
target.sin_addr.s_addr = peer->ip_addr;
target.sin_port = htons(dport + portOffset);
// Send Data
changeBlockingMode(socket->id, flag);
int sent = sendto(socket->id, (const char *)data, len, 0, (sockaddr *)&target, sizeof(target));
int error = errno;
if (sent == SOCKET_ERROR) {
DEBUG_LOG(SCENET, "Socket Error (%i) on sceNetAdhocPdpSend[%i:%u->%u](BC) [size=%i]", error, id, getLocalPort(socket->id), ntohs(target.sin_port), len);
}
changeBlockingMode(socket->id, 0);
if (sent >= 0) {
uint8_t * sip = (uint8_t *)&target.sin_addr.s_addr;
DEBUG_LOG(SCENET, "sceNetAdhocPdpSend[%i:%u](BC): Sent %u bytes to %u.%u.%u.%u:%u\n", id, getLocalPort(socket->id), sent, sip[0], sip[1], sip[2], sip[3], ntohs(target.sin_port));
}
}
// Free Peer Lock
peerlock.unlock();
// Free Network Lock
//_freeNetworkLock();
// Success, Broadcast never fails!
return 0;
}
}
// Invalid Destination Address
return ERROR_NET_ADHOC_INVALID_ADDR;
}
// Invalid Argument
return ERROR_NET_ADHOC_INVALID_ARG;
}
// Invalid Socket ID
return ERROR_NET_ADHOC_INVALID_SOCKET_ID;
}
// Invalid Data Length
return ERROR_NET_ADHOC_INVALID_DATALEN;
}
// Invalid Destination Port
return ERROR_NET_ADHOC_INVALID_PORT;
}
// Library is uninitialized
return ERROR_NET_ADHOC_NOT_INITIALIZED;
}
/**
* Adhoc Emulator PDP Receive Call
* @param id Socket File Descriptor
* @param saddr OUT: Source MAC Address
* @param sport OUT: Source Port
* @param buf OUT: Received Data
* @param len IN: Buffer Size OUT: Received Data Length
* @param timeout Receive Timeout
* @param flag Nonblocking Flag
* @return 0 on success or... ADHOC_INVALID_ARG, ADHOC_NOT_INITIALIZED, ADHOC_INVALID_SOCKET_ID, ADHOC_SOCKET_DELETED, ADHOC_SOCKET_ALERTED, ADHOC_WOULD_BLOCK, ADHOC_TIMEOUT, ADHOC_NOT_ENOUGH_SPACE, ADHOC_THREAD_ABORTED, NET_INTERNAL
*/
static int sceNetAdhocPdpRecv(int id, void *addr, void * port, void *buf, void *dataLength, u32 timeout, int flag) {
DEBUG_LOG(SCENET, "sceNetAdhocPdpRecv(%i, %p, %p, %p, %p, %i, %i) at %08x", id, addr, port, buf, dataLength, timeout, flag, currentMIPS->pc);
if (!g_Config.bEnableWlan) {
return -1;
}
SceNetEtherAddr *saddr = (SceNetEtherAddr *)addr;
uint16_t * sport = (uint16_t *)port; //Looking at Quake3 sourcecode (net_adhoc.c) this is an "int" (32bit) but changing here to 32bit will cause FF-Type0 to see duplicated Host (thinking it was from a different host)
int * len = (int *)dataLength;
if (netAdhocInited) {
// Valid Socket ID
if (id > 0 && id <= 255 && pdp[id - 1] != NULL) {
// Cast Socket
SceNetAdhocPdpStat * socket = pdp[id - 1];
// Valid Arguments
if (saddr != NULL && port != NULL && buf != NULL && len != NULL && *len > 0) {
#ifndef PDP_DIRTY_MAGIC
// Schedule Timeout Removal
if (flag == 1) timeout = 0;
#else
// Nonblocking Simulator
int wouldblock = 0;
// Minimum Timeout
uint32_t mintimeout = 250000;
// Nonblocking Call
if (flag == 1) {
// Erase Nonblocking Flag
flag = 0;
// Set Wouldblock Behaviour
wouldblock = 1;
// Set Minimum Timeout (250ms)
if (timeout < mintimeout) timeout = mintimeout;
}
#endif
// Apply Receive Timeout Settings to Socket
setsockopt(socket->id, SOL_SOCKET, SO_RCVTIMEO, (const char*)&timeout, sizeof(timeout));
// Sender Address
sockaddr_in sin;
// Set Address Length (so we get the sender ip)
socklen_t sinlen = sizeof(sin);
//sin.sin_len = (uint8_t)sinlen;
// Acquire Network Lock
//_acquireNetworkLock();
// Receive Data
changeBlockingMode(socket->id, flag);
int received = recvfrom(socket->id, (char *)buf, *len,0,(sockaddr *)&sin, &sinlen);
int error = errno;
if (received == SOCKET_ERROR) {
VERBOSE_LOG(SCENET, "Socket Error (%i) on sceNetAdhocPdpRecv [size=%i]", error, *len);
}
changeBlockingMode(socket->id, 0);
// Received Data
if (received >= 0) {
uint8_t * sip = (uint8_t *)&sin.sin_addr.s_addr;
DEBUG_LOG(SCENET, "sceNetAdhocPdpRecv[%i:%u]: Received %u bytes from %u.%u.%u.%u:%u\n", id, getLocalPort(socket->id), received, sip[0], sip[1], sip[2], sip[3], ntohs(sin.sin_port));
// Peer MAC
SceNetEtherAddr mac;
// Find Peer MAC
if (resolveIP(sin.sin_addr.s_addr, &mac)) {
// Provide Sender Information
*saddr = mac;
*sport = ntohs(sin.sin_port) - portOffset;
// Save Length
*len = received;
// Free Network Lock
//_freeNetworkLock();
// Return Success
return 0;
}
WARN_LOG(SCENET, "sceNetAdhocPdpRecv[%i:%u]: Received %i bytes from Unknown Peer %u.%u.%u.%u:%u [%02X:%02X:%02X:%02X:%02X:%02X]", id, getLocalPort(socket->id), received, sip[0], sip[1], sip[2], sip[3], ntohs(sin.sin_port), mac.data[0], mac.data[1], mac.data[2], mac.data[3], mac.data[4], mac.data[5]);
// Free Network Lock
//_freeNetworkLock();
//Receiving data from unknown peer, ignore it ?
//return ERROR_NET_ADHOC_WOULD_BLOCK; //ERROR_NET_ADHOC_NO_DATA_AVAILABLE
}
// Free Network Lock
//_freeNetworkLock();
#ifdef PDP_DIRTY_MAGIC
// Restore Nonblocking Flag for Return Value
if (wouldblock) flag = 1;
#endif
// Nothing received
if (flag) return ERROR_NET_ADHOC_WOULD_BLOCK;
return ERROR_NET_ADHOC_TIMEOUT;
}
// Invalid Argument
return ERROR_NET_ADHOC_INVALID_ARG;
}
// Invalid Socket ID
return ERROR_NET_ADHOC_INVALID_SOCKET_ID;
}
// Library is uninitialized
return ERROR_NET_ADHOC_NOT_INITIALIZED;
}
// Flags seems to be bitmasks of ADHOC_F_ALERT...
int sceNetAdhocSetSocketAlert(int id, int flag) {
ERROR_LOG(SCENET, "UNIMPL sceNetAdhocSetSocketAlert(%d, %08x)", id, flag);
return 0; //Dummy Result
}
int sceNetAdhocPollSocket(u32 socketStructAddr, int count, int timeout, int nonblock) { // timeout in microseconds
DEBUG_LOG(SCENET, "UNTESTED sceNetAdhocPollSocket(%08x, %i, %i, %i) at %08x", socketStructAddr, count, timeout, nonblock, currentMIPS->pc);
// Library is initialized
if (netAdhocInited)
{
SceNetAdhocPollSd * sds = NULL;
if (Memory::IsValidAddress(socketStructAddr)) sds = (SceNetAdhocPollSd *)Memory::GetPointer(socketStructAddr);
// Valid Arguments
if (sds != NULL && count > 0)
{
// Socket Check
int i = 0; for (; i < count; i++)
{
// Invalid Socket
if (sds[i].id < 1 || sds[i].id > 255 || (pdp[sds[i].id - 1] == NULL && ptp[sds[i].id - 1] == NULL)) return ERROR_NET_ADHOC_INVALID_SOCKET_ID;
}
// Nonblocking Mode
if (nonblock) timeout = 0;
// Prevent Nonblocking Mode
else
if (timeout == 0) timeout = 1;
int affectedsockets = 0;
if (count > (int)FD_SETSIZE) count = FD_SETSIZE; // return affectedsockets;
// Acquire Network Lock
//acquireNetworkLock();
// Poll Sockets
//int affectedsockets = sceNetInetPoll(isds, count, timeout);
//WSAPoll only available for Vista or newer, so we'll use an alternative way for XP since Windows doesn't have poll function like *NIX
fd_set readfds, writefds, exceptfds;
int fd;
FD_ZERO(&readfds); FD_ZERO(&writefds); FD_ZERO(&exceptfds);
// TODO: PDP and PTP should share the same indexing to prevent identical PDP & PTP socket id
for (int i = 0; i < count; i++) {
sds[i].revents = 0;
// Fill in Socket ID
if (ptp[sds[i].id - 1] != NULL) {
fd = ptp[sds[i].id - 1]->id;
if (ptp[sds[i].id - 1]->state == ADHOC_PTP_STATE_LISTEN) sds[i].revents |= ADHOC_EV_ACCEPT;
else
if (ptp[sds[i].id - 1]->state == ADHOC_PTP_STATE_CLOSED) sds[i].revents |= ADHOC_EV_CONNECT;
}
else {
fd = pdp[sds[i].id - 1]->id;
}
if (sds[i].events & ADHOC_EV_RECV) FD_SET(fd, &readfds);
if (sds[i].events & ADHOC_EV_SEND) FD_SET(fd, &writefds);
//if (sds[i].events & ADHOC_EV_ALERT)
FD_SET(fd, &exceptfds);
}
timeval tmout;
tmout.tv_sec = timeout / 1000000; // seconds
tmout.tv_usec = (timeout % 1000000); // microseconds
affectedsockets = select(count, &readfds, &writefds, &exceptfds, &tmout);
if (affectedsockets > 0) {
affectedsockets = 0;
for (int i = 0; i < count; i++) {
if (ptp[sds[i].id - 1] != NULL) {
fd = ptp[sds[i].id - 1]->id;
}
else {
fd = pdp[sds[i].id - 1]->id;
}
if (FD_ISSET(fd, &readfds)) sds[i].revents |= ADHOC_EV_RECV;
if (FD_ISSET(fd, &writefds)) sds[i].revents |= ADHOC_EV_SEND; // Data can always be sent ?
sds[i].revents &= sds[i].events;
if (FD_ISSET(fd, &exceptfds)) sds[i].revents |= ADHOC_EV_ALERT; // can be raised on revents regardless of events bitmask?
if (sds[i].revents) affectedsockets++;
}
}
// Free Network Lock
//freeNetworkLock();
// Blocking Mode (Nonblocking Mode returns 0, even on Success)
if (!nonblock)
{
// Success
if (affectedsockets >= 0) return affectedsockets; // (affectedsockets > 0)
// Timeout
return ERROR_NET_ADHOC_TIMEOUT;
}
// No Events generated
if (affectedsockets >= 0) return 0;
return ERROR_NET_ADHOC_WOULD_BLOCK; // Bleach 7 seems to use nonblocking and check the return value against 0 and 0x80410709 (also 0x80410717 ?)
}
// Invalid Argument
return ERROR_NET_ADHOC_INVALID_ARG;
}
// Library is uninitialized
return ERROR_NET_ADHOC_NOT_INITIALIZED;
}
/**
* Adhoc Emulator PDP Socket Delete
* @param id Socket File Descriptor
* @param flag Bitflags (Unused)
* @return 0 on success or... ADHOC_INVALID_ARG, ADHOC_NOT_INITIALIZED, ADHOC_INVALID_SOCKET_ID
*/
static int sceNetAdhocPdpDelete(int id, int unknown) {
// WLAN might be disabled in the middle of successfull multiplayer, but we still need to cleanup right?
INFO_LOG(SCENET, "sceNetAdhocPdpDelete(%d, %d) at %08x", id, unknown, currentMIPS->pc);
/*
if (!g_Config.bEnableWlan) {
return 0;
}
*/
// Library is initialized
if (netAdhocInited) {
// Valid Arguments
if (id > 0 && id <= 255) {
// Cast Socket
SceNetAdhocPdpStat * sock = pdp[id - 1];
// Valid Socket
if (sock != NULL) {
// Close Connection
closesocket(sock->id);
// Remove Port Forward from Router
//sceNetPortClose("UDP", sock->lport);
// Free Memory
// free(sock);
// Free Translation Slot
pdp[id - 1] = NULL;
// Success
return 0;
}
// Invalid Socket ID
return ERROR_NET_ADHOC_INVALID_SOCKET_ID;
}
// Invalid Argument
return ERROR_NET_ADHOC_INVALID_ARG;
}
// Library is uninitialized
return ERROR_NET_ADHOC_NOT_INITIALIZED;
}
static int sceNetAdhocctlGetAdhocId(u32 productStructAddr) {
ERROR_LOG(SCENET, "UNIMPL sceNetAdhocctlGetAdhocId(%08x)", productStructAddr);
// Library initialized
if (netAdhocctlInited)
{
// Valid Arguments
if (Memory::IsValidAddress(productStructAddr))
{
SceNetAdhocctlAdhocId * adhoc_id = (SceNetAdhocctlAdhocId *)Memory::GetPointer(productStructAddr);
// Copy Product ID
*adhoc_id = product_code;
//Memory::WriteStruct(productStructAddr, &product_code);
// Return Success
return 0;
}
// Invalid Arguments
return ERROR_NET_ADHOCCTL_INVALID_ARG;
}
// Library uninitialized
return ERROR_NET_ADHOCCTL_NOT_INITIALIZED;
}
static int sceNetAdhocctlScan() {
INFO_LOG(SCENET, "sceNetAdhocctlScan() at %08x", currentMIPS->pc);
// Library initialized
if (netAdhocctlInited) {
// Not connected
if (threadStatus == ADHOCCTL_STATE_DISCONNECTED) {
threadStatus = ADHOCCTL_STATE_SCANNING;
// Prepare Scan Request Packet
uint8_t opcode = OPCODE_SCAN;
// Send Scan Request Packet, may failed with socket error 10054/10053 if someone else with the same IP already connected to AdHoc Server (the server might need to be modified to differentiate MAC instead of IP)
int iResult = send(metasocket, (char *)&opcode, 1, 0);
if (iResult == SOCKET_ERROR) {
int error = errno;
ERROR_LOG(SCENET, "Socket error (%i) when sending", error);
threadStatus = ADHOCCTL_STATE_DISCONNECTED;
//if (error == ECONNABORTED || error == ECONNRESET || error == ENOTCONN) return ERROR_NET_ADHOCCTL_NOT_INITIALIZED; // A case where it need to reconnect to AdhocServer
return ERROR_NET_ADHOCCTL_DISCONNECTED; // ERROR_NET_ADHOCCTL_BUSY
}
// Wait for Status to be connected to prevent Ford Street Racing from Failed to find game session
if (friendFinderRunning) {
int cnt = 0;
while ((threadStatus == ADHOCCTL_STATE_SCANNING) && (cnt < 5000)) {
sleep_ms(1);
cnt++;
}
}
// Return Success
return 0;
}
// Library is busy
return ERROR_NET_ADHOCCTL_BUSY; // ERROR_NET_ADHOCCTL_BUSY may trigger the game (ie. Ford Street Racing) to call sceNetAdhocctlDisconnect
}
// Library uninitialized
return ERROR_NET_ADHOCCTL_NOT_INITIALIZED;
}
static int sceNetAdhocctlGetScanInfo(u32 sizeAddr, u32 bufAddr) {
s32_le *buflen = NULL;
if (Memory::IsValidAddress(sizeAddr)) buflen = (s32_le *)Memory::GetPointer(sizeAddr);
SceNetAdhocctlScanInfoEmu *buf = NULL;
if (Memory::IsValidAddress(bufAddr)) buf = (SceNetAdhocctlScanInfoEmu *)Memory::GetPointer(bufAddr);
INFO_LOG(SCENET, "sceNetAdhocctlGetScanInfo([%08x]=%i, %08x)", sizeAddr, buflen ? *buflen : -1, bufAddr);
if (!g_Config.bEnableWlan) {
return 0;
}
// Library initialized
if (netAdhocctlInited) {
// Minimum Argument
if (buflen == NULL) return ERROR_NET_ADHOCCTL_INVALID_ARG;
// Minimum Argument Requirements
if (buflen != NULL) {
// Multithreading Lock
peerlock.lock();
// Length Returner Mode
if (buf == NULL) *buflen = countAvailableNetworks() * sizeof(SceNetAdhocctlScanInfoEmu);
// Normal Information Mode
else {
// Clear Memory
memset(buf, 0, *buflen);
// Network Discovery Counter
int discovered = 0;
// Count requested Networks
int requestcount = *buflen / sizeof(SceNetAdhocctlScanInfoEmu);
// Minimum Argument Requirements
if (requestcount > 0) {
// Group List Element
SceNetAdhocctlScanInfo * group = networks;
// Iterate Group List
for (; group != NULL && discovered < requestcount; group = group->next) {
// Copy Group Information
//buf[discovered] = *group;
buf[discovered].group_name = group->group_name;
buf[discovered].bssid = group->bssid;
buf[discovered].mode = group->mode;
// Exchange Adhoc Channel
// sceUtilityGetSystemParamInt(PSP_SYSTEMPARAM_ID_INT_ADHOC_CHANNEL, &buf[discovered].channel);
// Fake Channel Number 1 on Automatic Channel
// if (buf[discovered].channel == 0) buf[discovered].channel = 1;
//Always Fake Channel 1
buf[discovered].channel = 1;
// Increase Discovery Counter
discovered++;
}
// Link List
int i = 0; for (; i < discovered - 1; i++) {
// Link Network
buf[i].next = bufAddr + (sizeof(SceNetAdhocctlScanInfoEmu)*i) + sizeof(SceNetAdhocctlScanInfoEmu); // buf[i].next = &buf[i + 1];
}
// Fix Last Element
if (discovered > 0) buf[discovered - 1].next = 0;
}
// Fix Size
*buflen = discovered * sizeof(SceNetAdhocctlScanInfoEmu);
}
// Multithreading Unlock
peerlock.unlock();
// Return Success
return 0;
}
// Generic Error
return -1;
}
// Library uninitialized
return ERROR_NET_ADHOCCTL_NOT_INITIALIZED;
}