Extract socket fstat to a method in Socket

src/core/libraries/kernel/file_system.cpp

@@ -28,7 +28,6 @@
 #else
 #include <sys/select.h>
 #endif
-#include <sys/stat.h>
 
 namespace D = Core::Devices;
 using FactoryDevice = std::function<std::shared_ptr<D::BaseDevice>(u32, const char*, int, u16)>;
@@ -691,18 +690,12 @@ s32 PS4_SYSV_ABI fstat(s32 fd, OrbisKernelStat* sb) {
         break;
     }
     case Core::FileSys::FileType::Socket: {
-        struct stat st{};
-        s32 result = ::fstat(file->socket->Native(), &st);
+        s32 result = file->socket->fstat(sb);
         if (result < 0) {
             ErrSceToPosix(result);
             return -1;
         }
-        sb->st_mode = 0000777u | 0140000u;
-        sb->st_size = st.st_size;
-        sb->st_blocks = st.st_blocks;
-        sb->st_blksize = st.st_blksize;
-        // sb->st_flags = st.st_flags;
-        break;
+        return result;
     }
     default:
         UNREACHABLE();
@@ -1106,10 +1099,10 @@ s32 PS4_SYSV_ABI posix_select(int nfds, fd_set* readfds, fd_set* writefds, fd_se
     FD_ZERO(&read_host);
     FD_ZERO(&write_host);
     FD_ZERO(&except_host);
-    std::map<int, int> host_to_guest;
+    std::map<u64, int> host_to_guest;
 
     auto* h = Common::Singleton<Core::FileSys::HandleTable>::Instance();
-    int max_fd = 0;
+    u64 max_fd = 0;
 
     for (auto i = 0; i < nfds; ++i) {
         auto read = readfds && FD_ISSET(i, readfds);
@@ -1126,12 +1119,12 @@ s32 PS4_SYSV_ABI posix_select(int nfds, fd_set* readfds, fd_set* writefds, fd_se
                 return -1;
             }
 
-            int fd = [&] {
+            u64 fd = [&] {
                 switch (file->type) {
                 case Core::FileSys::FileType::Regular:
-                    return static_cast<int>(file->f.GetFileMapping());
+                    return static_cast<u64>(file->f.GetFileMapping());
                 case Core::FileSys::FileType::Socket:
-                    return file->socket->Native();
+                    return static_cast<u64>(file->socket->Native());
                 default:
                     UNREACHABLE();
                 }

src/core/libraries/network/posix_sockets.cpp

@@ -3,7 +3,11 @@
 
 #include <common/assert.h>
 #include "common/error.h"
+#include "core/libraries/kernel/file_system.h"
 #include "net.h"
+#ifndef _WIN32
+#include <sys/stat.h>
+#endif
 #include "net_error.h"
 #include "sockets.h"
 
@@ -458,6 +462,23 @@ int PosixSocket::GetSocketOptions(int level, int optname, void* optval, u32* opt
     return 0;
 }
 
+int PosixSocket::fstat(Libraries::Kernel::OrbisKernelStat* sb) {
+#ifdef _WIN32
+    LOG_ERROR(Lib_Net, "(STUBBED) called");
+    sb->st_mode = 0000777u | 0140000u;
+    return 0;
+#else
+    struct stat st{};
+    int result = ::fstat(sock, &st);
+    sb->st_mode = 0000777u | 0140000u;
+    sb->st_size = st.st_size;
+    sb->st_blocks = st.st_blocks;
+    sb->st_blksize = st.st_blksize;
+    // sb->st_flags = st.st_flags;
+    return result;
+#endif
+}
+
 int PosixSocket::read(void* buf, size_t len) {
 #ifdef _WIN32
     return recv(sock, buf, len, 0);

src/core/libraries/network/sockets.h

@@ -26,6 +26,10 @@ typedef int net_socket;
 #include <mutex>
 #include "net.h"
 
+namespace Libraries::Kernel {
+struct OrbisKernelStat;
+}
+
 namespace Libraries::Net {
 
 struct Socket;
@@ -52,6 +56,7 @@ struct Socket {
     virtual int Connect(const OrbisNetSockaddr* addr, u32 namelen) = 0;
     virtual int GetSocketAddress(OrbisNetSockaddr* name, u32* namelen) = 0;
     virtual int GetPeerName(OrbisNetSockaddr* addr, u32* namelen) = 0;
+    virtual int fstat(Libraries::Kernel::OrbisKernelStat* stat) = 0;
     virtual int read(void* buf, size_t len) = 0;
     virtual int write(const void* buf, size_t len) = 0;
     virtual bool IsValid() const = 0;
@@ -84,6 +89,7 @@ struct PosixSocket : public Socket {
     int Connect(const OrbisNetSockaddr* addr, u32 namelen) override;
     int GetSocketAddress(OrbisNetSockaddr* name, u32* namelen) override;
     int GetPeerName(OrbisNetSockaddr* addr, u32* namelen) override;
+    int fstat(Libraries::Kernel::OrbisKernelStat* stat) override;
     int read(void* buf, size_t len) override;
     int write(const void* buf, size_t len) override;
     bool IsValid() const override {
@@ -110,6 +116,7 @@ struct P2PSocket : public Socket {
     int GetPeerName(OrbisNetSockaddr* addr, u32* namelen) override;
     int read(void* buf, size_t len) override;
     int write(const void* buf, size_t len) override;
+    int fstat(Libraries::Kernel::OrbisKernelStat* stat) override;
     bool IsValid() const override {
         return true;
     }