Source file src/github.com/tetratelabs/wazero/internal/sysfs/sock.go

Documentation: github.com/tetratelabs/wazero/internal/sysfs

     1  package sysfs
     2  
     3  import (
     4  	"net"
     5  	"os"
     6  
     7  	experimentalsys "github.com/tetratelabs/wazero/experimental/sys"
     8  	socketapi "github.com/tetratelabs/wazero/internal/sock"
     9  	"github.com/tetratelabs/wazero/sys"
    10  )
    11  
    12  // NewTCPListenerFile creates a socketapi.TCPSock for a given *net.TCPListener.
    13  func NewTCPListenerFile(tl *net.TCPListener) socketapi.TCPSock {
    14  	return newTCPListenerFile(tl)
    15  }
    16  
    17  // baseSockFile implements base behavior for all TCPSock, TCPConn files,
    18  // regardless the platform.
    19  type baseSockFile struct {
    20  	experimentalsys.UnimplementedFile
    21  }
    22  
    23  var _ experimentalsys.File = (*baseSockFile)(nil)
    24  
    25  // IsDir implements the same method as documented on File.IsDir
    26  func (*baseSockFile) IsDir() (bool, experimentalsys.Errno) {
    27  	// We need to override this method because WASI-libc prestats the FD
    28  	// and the default impl returns ENOSYS otherwise.
    29  	return false, 0
    30  }
    31  
    32  // Stat implements the same method as documented on File.Stat
    33  func (f *baseSockFile) Stat() (fs sys.Stat_t, errno experimentalsys.Errno) {
    34  	// The mode is not really important, but it should be neither a regular file nor a directory.
    35  	fs.Mode = os.ModeIrregular
    36  	return
    37  }
    38  

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