added socket creation

src/core/libraries/kernel/net.cpp

@@ -1,17 +1,33 @@
 // SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include <common/singleton.h>
 #include <core/libraries/libs.h>
 #include "net.h"
 
 namespace Libraries::Kernel {
-int PS4_SYSV_ABI posix_socket(int domain, int type, int protocol) {}
-int PS4_SYSV_ABI posix_connect(int sockfd, const struct sockaddr* addr, socklen_t addrlen) {}
-u32 PS4_SYSV_ABI posix_htonl(u32 hostlong) {}
-u16 PS4_SYSV_ABI posix_htons(u16 hostshort) {}
-int PS4_SYSV_ABI posix_bind(int sockfd, const struct sockaddr* addr, socklen_t addrlen) {}
-int PS4_SYSV_ABI posix_listen(int sockfd, int backlog) {}
-int PS4_SYSV_ABI posix_accept(int sockfd, struct sockaddr* addr, socklen_t* addrlen) {}
+int PS4_SYSV_ABI posix_socket(int domain, int type, int protocol) {
+    auto* socket = Common::Singleton<NetPosixInternal>::Instance();
+    return socket->create_socket(domain, type, protocol);
+}
+int PS4_SYSV_ABI posix_connect(int sockfd, const struct sockaddr* addr, socklen_t addrlen) {
+    return 0;
+}
+u32 PS4_SYSV_ABI posix_htonl(u32 hostlong) {
+    return htonl(hostlong);
+}
+u16 PS4_SYSV_ABI posix_htons(u16 hostshort) {
+    return htons(hostshort);
+}
+int PS4_SYSV_ABI posix_bind(int sockfd, const struct sockaddr* addr, socklen_t addrlen) {
+    return 0;
+}
+int PS4_SYSV_ABI posix_listen(int sockfd, int backlog) {
+    return 0;
+}
+int PS4_SYSV_ABI posix_accept(int sockfd, struct sockaddr* addr, socklen_t* addrlen) {
+    return 0;
+}
 
 void RegisterNet(Core::Loader::SymbolsResolver* sym) {
     LIB_FUNCTION("XVL8So3QJUk", "libkernel", 1, "libkernel", 1, 1, posix_connect);
@@ -22,4 +38,12 @@ void RegisterNet(Core::Loader::SymbolsResolver* sym) {
     LIB_FUNCTION("pxnCmagrtao", "libkernel", 1, "libkernel", 1, 1, posix_listen);
     LIB_FUNCTION("3e+4Iv7IJ8U", "libkernel", 1, "libkernel", 1, 1, posix_accept);
 }
+
+int NetPosixInternal::create_socket(int domain, int type, int protocol) {
+    s_socket sock = socket(domain, type, protocol);
+    auto id = ++next_id;
+    socks.emplace(id, sock);
+    return id;
+}
+
 } // namespace Libraries::Kernel

src/core/libraries/kernel/net.h

@@ -8,10 +8,18 @@
 #include "common/types.h"
 
 #ifdef WIN32
-#include <WS2tcpip.h>
+#define WIN32_LEAN_AND_MEAN
+#define _WINSOCK_DEPRECATED_NO_WARNINGS
+#include <Ws2tcpip.h>
+#include <iphlpapi.h>
+#include <winsock2.h>
+typedef SOCKET s_socket;
 #else
 #include <sys/socket.h>
+typedef int s_socket;
 #endif
+#include <mutex>
+#include <map>
 
 namespace Common {
 class NativeClock;
@@ -32,4 +40,18 @@ int PS4_SYSV_ABI posix_accept(int sockfd, struct sockaddr* addr, socklen_t* addr
 
 void RegisterNet(Core::Loader::SymbolsResolver* sym);
 
+class NetPosixInternal {
+public:
+    explicit NetPosixInternal() = default;
+    ~NetPosixInternal() = default;
+    int create_socket(int domain, int type, int protocol);
+
+public:
+    s_socket sock;
+    std::mutex m_mutex;
+    typedef std::map<int, s_socket> NetSockets;
+    NetSockets socks;
+    int next_id = 0;
+};
+
 } // namespace Libraries::Kernel

src/emulator.cpp

@@ -16,6 +16,9 @@
 #ifdef ENABLE_DISCORD_RPC
 #include "common/discord_rpc_handler.h"
 #endif
+#ifdef _WIN32
+#include <WinSock2.h>
+#endif
 #include "common/elf_info.h"
 #include "common/ntapi.h"
 #include "common/path_util.h"
@@ -49,6 +52,10 @@ Emulator::Emulator() {
 #ifdef _WIN32
     Common::NtApi::Initialize();
     SetPriorityClass(GetCurrentProcess(), ABOVE_NORMAL_PRIORITY_CLASS);
+    // need to init this in order for winsock2 to work
+    WORD versionWanted = MAKEWORD(2, 2);
+    WSADATA wsaData;
+    WSAStartup(versionWanted, &wsaData);
 #endif
 
     // Start logger.