Complete rewrite of bsd IClient (#460)

This should provide accurate behaviours.
This implementation has been tested with ftpd and libtransistor bsd tests.

This implementation lacks OOB support.

1 files changed, 152 insertions, 0 deletions

diff --git a/Ryujinx.HLE/Utilities/LinuxError.cs b/Ryujinx.HLE/Utilities/LinuxError.cs
new file mode 100644
index 00000000..5c322f83
--- /dev/null
+++ b/Ryujinx.HLE/Utilities/LinuxError.cs
@@ -0,0 +1,152 @@
+namespace Ryujinx.HLE.Utilities
+{
+    enum LinuxError
+    {
+        SUCCESS         = 0,
+        EPERM           = 1       /* Operation not permitted */,
+        ENOENT          = 2       /* No such file or directory */,
+        ESRCH           = 3       /* No such process */,
+        EINTR           = 4       /* Interrupted system call */,
+        EIO             = 5       /* I/O error */,
+        ENXIO           = 6       /* No such device or address */,
+        E2BIG           = 7       /* Argument list too long */,
+        ENOEXEC         = 8       /* Exec format error */,
+        EBADF           = 9       /* Bad file number */,
+        ECHILD          = 10      /* No child processes */,
+        EAGAIN          = 11      /* Try again */,
+        ENOMEM          = 12      /* Out of memory */,
+        EACCES          = 13      /* Permission denied */,
+        EFAULT          = 14      /* Bad address */,
+        ENOTBLK         = 15      /* Block device required */,
+        EBUSY           = 16      /* Device or resource busy */,
+        EEXIST          = 17      /* File exists */,
+        EXDEV           = 18      /* Cross-device link */,
+        ENODEV          = 19      /* No such device */,
+        ENOTDIR         = 20      /* Not a directory */,
+        EISDIR          = 21      /* Is a directory */,
+        EINVAL          = 22      /* Invalid argument */,
+        ENFILE          = 23      /* File table overflow */,
+        EMFILE          = 24      /* Too many open files */,
+        ENOTTY          = 25      /* Not a typewriter */,
+        ETXTBSY         = 26      /* Text file busy */,
+        EFBIG           = 27      /* File too large */,
+        ENOSPC          = 28      /* No space left on device */,
+        ESPIPE          = 29      /* Illegal seek */,
+        EROFS           = 30      /* Read-only file system */,
+        EMLINK          = 31      /* Too many links */,
+        EPIPE           = 32      /* Broken pipe */,
+        EDOM            = 33      /* Math argument out of domain of func */,
+        ERANGE          = 34      /* Math result not representable */,
+        EDEADLK         = 35      /* Resource deadlock would occur */,
+        ENAMETOOLONG    = 36      /* File name too long */,
+        ENOLCK          = 37      /* No record locks available */,
+
+        /*
+         * This error code is special: arch syscall entry code will return
+         * -ENOSYS if users try to call a syscall that doesn't exist.  To keep
+         * failures of syscalls that really do exist distinguishable from
+         * failures due to attempts to use a nonexistent syscall, syscall
+         * implementations should refrain from returning -ENOSYS.
+         */
+        ENOSYS          = 38      /* Invalid system call number */,
+        ENOTEMPTY       = 39      /* Directory not empty */,
+        ELOOP           = 40      /* Too many symbolic links encountered */,
+        EWOULDBLOCK     = EAGAIN  /* Operation would block */,
+        ENOMSG          = 42      /* No message of desired type */,
+        EIDRM           = 43      /* Identifier removed */,
+        ECHRNG          = 44      /* Channel number out of range */,
+        EL2NSYNC        = 45      /* Level 2 not synchronized */,
+        EL3HLT          = 46      /* Level 3 halted */,
+        EL3RST          = 47      /* Level 3 reset */,
+        ELNRNG          = 48      /* Link number out of range */,
+        EUNATCH         = 49      /* Protocol driver not attached */,
+        ENOCSI          = 50      /* No CSI structure available */,
+        EL2HLT          = 51      /* Level 2 halted */,
+        EBADE           = 52      /* Invalid exchange */,
+        EBADR           = 53      /* Invalid request descriptor */,
+        EXFULL          = 54      /* Exchange full */,
+        ENOANO          = 55      /* No anode */,
+        EBADRQC         = 56      /* Invalid request code */,
+        EBADSLT         = 57      /* Invalid slot */,
+        EDEADLOCK       = EDEADLK,
+        EBFONT          = 59      /* Bad font file format */,
+        ENOSTR          = 60      /* Device not a stream */,
+        ENODATA         = 61      /* No data available */,
+        ETIME           = 62      /* Timer expired */,
+        ENOSR           = 63      /* Out of streams resources */,
+        ENONET          = 64      /* Machine is not on the network */,
+        ENOPKG          = 65      /* Package not installed */,
+        EREMOTE         = 66      /* Object is remote */,
+        ENOLINK         = 67      /* Link has been severed */,
+        EADV            = 68      /* Advertise error */,
+        ESRMNT          = 69      /* Srmount error */,
+        ECOMM           = 70      /* Communication error on send */,
+        EPROTO          = 71      /* Protocol error */,
+        EMULTIHOP       = 72      /* Multihop attempted */,
+        EDOTDOT         = 73      /* RFS specific error */,
+        EBADMSG         = 74      /* Not a data message */,
+        EOVERFLOW       = 75      /* Value too large for defined data type */,
+        ENOTUNIQ        = 76      /* Name not unique on network */,
+        EBADFD          = 77      /* File descriptor in bad state */,
+        EREMCHG         = 78      /* Remote address changed */,
+        ELIBACC         = 79      /* Can not access a needed shared library */,
+        ELIBBAD         = 80      /* Accessing a corrupted shared library */,
+        ELIBSCN         = 81      /* .lib section in a.out corrupted */,
+        ELIBMAX         = 82      /* Attempting to link in too many shared libraries */,
+        ELIBEXEC        = 83      /* Cannot exec a shared library directly */,
+        EILSEQ          = 84      /* Illegal byte sequence */,
+        ERESTART        = 85      /* Interrupted system call should be restarted */,
+        ESTRPIPE        = 86      /* Streams pipe error */,
+        EUSERS          = 87      /* Too many users */,
+        ENOTSOCK        = 88      /* Socket operation on non-socket */,
+        EDESTADDRREQ    = 89      /* Destination address required */,
+        EMSGSIZE        = 90      /* Message too long */,
+        EPROTOTYPE      = 91      /* Protocol wrong type for socket */,
+        ENOPROTOOPT     = 92      /* Protocol not available */,
+        EPROTONOSUPPORT = 93      /* Protocol not supported */,
+        ESOCKTNOSUPPORT = 94      /* Socket type not supported */,
+        EOPNOTSUPP      = 95      /* Operation not supported on transport endpoint */,
+        EPFNOSUPPORT    = 96      /* Protocol family not supported */,
+        EAFNOSUPPORT    = 97      /* Address family not supported by protocol */,
+        EADDRINUSE      = 98      /* Address already in use */,
+        EADDRNOTAVAIL   = 99      /* Cannot assign requested address */,
+        ENETDOWN        = 100     /* Network is down */,
+        ENETUNREACH     = 101     /* Network is unreachable */,
+        ENETRESET       = 102     /* Network dropped connection because of reset */,
+        ECONNABORTED    = 103     /* Software caused connection abort */,
+        ECONNRESET      = 104     /* Connection reset by peer */,
+        ENOBUFS         = 105     /* No buffer space available */,
+        EISCONN         = 106     /* Transport endpoint is already connected */,
+        ENOTCONN        = 107     /* Transport endpoint is not connected */,
+        ESHUTDOWN       = 108     /* Cannot send after transport endpoint shutdown */,
+        ETOOMANYREFS    = 109     /* Too many references: cannot splice */,
+        ETIMEDOUT       = 110     /* Connection timed out */,
+        ECONNREFUSED    = 111     /* Connection refused */,
+        EHOSTDOWN       = 112     /* Host is down */,
+        EHOSTUNREACH    = 113     /* No route to host */,
+        EALREADY        = 114     /* Operation already in progress */,
+        EINPROGRESS     = 115     /* Operation now in progress */,
+        ESTALE          = 116     /* Stale file handle */,
+        EUCLEAN         = 117     /* Structure needs cleaning */,
+        ENOTNAM         = 118     /* Not a XENIX named type file */,
+        ENAVAIL         = 119     /* No XENIX semaphores available */,
+        EISNAM          = 120     /* Is a named type file */,
+        EREMOTEIO       = 121     /* Remote I/O error */,
+        EDQUOT          = 122     /* Quota exceeded */,
+        ENOMEDIUM       = 123     /* No medium found */,
+        EMEDIUMTYPE     = 124     /* Wrong medium type */,
+        ECANCELED       = 125     /* Operation Canceled */,
+        ENOKEY          = 126     /* Required key not available */,
+        EKEYEXPIRED     = 127     /* Key has expired */,
+        EKEYREVOKED     = 128     /* Key has been revoked */,
+        EKEYREJECTED    = 129     /* Key was rejected by service */,
+
+        /* for robust mutexes */
+        EOWNERDEAD      = 130     /* Owner died */,
+        ENOTRECOVERABLE = 131     /* State not recoverable */,
+
+        ERFKILL         = 132     /* Operation not possible due to RF-kill */,
+
+        EHWPOISON       = 133     /* Memory page has hardware error */,
+    }
+}
\ No newline at end of file