s3-talloc Change TALLOC_ARRAY() to talloc_array()
[sfrench/samba-autobuild/.git] / source3 / lib / errmap_unix.c
index 8194cf80cce48ae9760a1bb7d3b277e2d6060e2a..8de397c73035eb9b4a9b52b18bbe36be56bbd9d0 100644 (file)
 
 /* Mapping from Unix, to NT error numbers */
 
-const struct unix_error_map unix_dos_nt_errmap[] = {
-       { EPERM, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
-       { EACCES, ERRDOS, ERRnoaccess, NT_STATUS_ACCESS_DENIED },
-       { ENOENT, ERRDOS, ERRbadfile, NT_STATUS_OBJECT_NAME_NOT_FOUND },
-       { ENOTDIR, ERRDOS, ERRbadpath,  NT_STATUS_NOT_A_DIRECTORY },
-       { EIO, ERRHRD, ERRgeneral, NT_STATUS_IO_DEVICE_ERROR },
-       { EBADF, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
-       { EINVAL, ERRSRV, ERRsrverror, NT_STATUS_INVALID_HANDLE },
-       { EEXIST, ERRDOS, ERRfilexists, NT_STATUS_OBJECT_NAME_COLLISION},
-       { ENFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES },
-       { EMFILE, ERRDOS, ERRnofids, NT_STATUS_TOO_MANY_OPENED_FILES },
-       { ENOSPC, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL },
-       { ENOMEM, ERRDOS, ERRnomem, NT_STATUS_NO_MEMORY },
-       { EISDIR, ERRDOS, ERRnoaccess, NT_STATUS_FILE_IS_A_DIRECTORY},
-       { EMLINK, ERRDOS, ERRgeneral, NT_STATUS_TOO_MANY_LINKS },
-       { EINTR,  ERRHRD, ERRgeneral, NT_STATUS_RETRY },
+static const struct {
+       int unix_error;
+       NTSTATUS nt_error;
+} unix_nt_errmap[] = {
+       { EPERM,        NT_STATUS_ACCESS_DENIED },
+       { EACCES,       NT_STATUS_ACCESS_DENIED },
+       { ENOENT,       NT_STATUS_OBJECT_NAME_NOT_FOUND },
+       { ENOTDIR,      NT_STATUS_NOT_A_DIRECTORY },
+       { EIO,          NT_STATUS_IO_DEVICE_ERROR },
+       { EBADF,        NT_STATUS_INVALID_HANDLE },
+       { EINVAL,       NT_STATUS_INVALID_PARAMETER },
+       { EEXIST,       NT_STATUS_OBJECT_NAME_COLLISION},
+       { ENFILE,       NT_STATUS_TOO_MANY_OPENED_FILES },
+       { EMFILE,       NT_STATUS_TOO_MANY_OPENED_FILES },
+       { ENOSPC,       NT_STATUS_DISK_FULL },
+       { ENOMEM,       NT_STATUS_NO_MEMORY },
+       { EISDIR,       NT_STATUS_FILE_IS_A_DIRECTORY},
+       { EMLINK,       NT_STATUS_TOO_MANY_LINKS },
+       { EINTR,        NT_STATUS_RETRY },
+       { ENOSYS,       NT_STATUS_NOT_SUPPORTED },
 #ifdef ELOOP
-       { ELOOP, ERRDOS, ERRbadpath, NT_STATUS_OBJECT_PATH_NOT_FOUND },
+       { ELOOP,        NT_STATUS_OBJECT_PATH_NOT_FOUND },
+#endif
+#ifdef EFTYPE
+       { EFTYPE,       NT_STATUS_OBJECT_PATH_NOT_FOUND },
 #endif
 #ifdef EDQUOT
-       { EDQUOT, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL }, /* Windows apps need this, not NT_STATUS_QUOTA_EXCEEDED */
+       { EDQUOT,       NT_STATUS_DISK_FULL }, /* Windows apps need this, not NT_STATUS_QUOTA_EXCEEDED */
 #endif
 #ifdef ENOTEMPTY
-       { ENOTEMPTY, ERRDOS, ERRnoaccess, NT_STATUS_DIRECTORY_NOT_EMPTY },
+       { ENOTEMPTY,    NT_STATUS_DIRECTORY_NOT_EMPTY },
 #endif
 #ifdef EXDEV
-       { EXDEV, ERRDOS, ERRdiffdevice, NT_STATUS_NOT_SAME_DEVICE },
+       { EXDEV,        NT_STATUS_NOT_SAME_DEVICE },
 #endif
 #ifdef EROFS
-       { EROFS, ERRHRD, ERRnowrite, NT_STATUS_ACCESS_DENIED },
+       { EROFS,        NT_STATUS_ACCESS_DENIED },
 #endif
 #ifdef ENAMETOOLONG
-       { ENAMETOOLONG, ERRDOS, 206, NT_STATUS_OBJECT_NAME_INVALID },
+       { ENAMETOOLONG, NT_STATUS_OBJECT_NAME_INVALID },
 #endif
 #ifdef EFBIG
-       { EFBIG, ERRHRD, ERRdiskfull, NT_STATUS_DISK_FULL },
+       { EFBIG,        NT_STATUS_DISK_FULL },
 #endif
 #ifdef ENOBUFS
-       { ENOBUFS, ERRDOS, ERRnomem, NT_STATUS_INSUFFICIENT_RESOURCES },
+       { ENOBUFS,      NT_STATUS_INSUFFICIENT_RESOURCES },
 #endif
-       { EAGAIN, ERRDOS, 111, NT_STATUS_NETWORK_BUSY },
+       { EAGAIN,       NT_STATUS_NETWORK_BUSY },
 #ifdef EADDRINUSE
-       { EADDRINUSE, ERRDOS, 52, NT_STATUS_ADDRESS_ALREADY_ASSOCIATED},
+       { EADDRINUSE,   NT_STATUS_ADDRESS_ALREADY_ASSOCIATED},
 #endif
 #ifdef ENETUNREACH
-       { ENETUNREACH, ERRHRD, ERRgeneral, NT_STATUS_NETWORK_UNREACHABLE},
+       { ENETUNREACH,  NT_STATUS_NETWORK_UNREACHABLE},
 #endif
 #ifdef EHOSTUNREACH
-               { EHOSTUNREACH, ERRHRD, ERRgeneral, NT_STATUS_HOST_UNREACHABLE},
+        { EHOSTUNREACH, NT_STATUS_HOST_UNREACHABLE},
 #endif
 #ifdef ECONNREFUSED
-       { ECONNREFUSED, ERRHRD, ERRgeneral, NT_STATUS_CONNECTION_REFUSED},
+       { ECONNREFUSED, NT_STATUS_CONNECTION_REFUSED},
 #endif
 #ifdef ETIMEDOUT
-       { ETIMEDOUT, ERRHRD, 121, NT_STATUS_IO_TIMEOUT},
+       { ETIMEDOUT,    NT_STATUS_IO_TIMEOUT},
 #endif
 #ifdef ECONNABORTED
-       { ECONNABORTED, ERRHRD, ERRgeneral, NT_STATUS_CONNECTION_ABORTED},
+       { ECONNABORTED, NT_STATUS_CONNECTION_ABORTED},
+#endif
+#ifdef ECONNRESET
+       { ECONNRESET,   NT_STATUS_CONNECTION_RESET},
 #endif
 #ifdef ENODEV
-       { ENODEV, ERRDOS, 55, NT_STATUS_DEVICE_DOES_NOT_EXIST},
+       { ENODEV,       NT_STATUS_DEVICE_DOES_NOT_EXIST},
 #endif
 #ifdef EPIPE
-       { EPIPE, ERRDOS, 109, NT_STATUS_PIPE_BROKEN},
+       { EPIPE,        NT_STATUS_PIPE_BROKEN},
 #endif
 #ifdef EWOULDBLOCK
-       { EWOULDBLOCK, ERRDOS, 111, NT_STATUS_NETWORK_BUSY },
+       { EWOULDBLOCK,  NT_STATUS_NETWORK_BUSY },
 #endif
 #ifdef ENOATTR
-       { ENOATTR, ERRDOS, ERRbadfile, NT_STATUS_NOT_FOUND },
+       { ENOATTR,      NT_STATUS_NOT_FOUND },
+#endif
+#ifdef ECANCELED
+       { ECANCELED,    NT_STATUS_CANCELLED},
+#endif
+#ifdef ENOTSUP
+        { ENOTSUP,      NT_STATUS_NOT_SUPPORTED},
 #endif
-
-       { 0, 0, 0, NT_STATUS_OK }
 };
 
 /*********************************************************************
@@ -107,16 +121,159 @@ NTSTATUS map_nt_error_from_unix(int unix_error)
 {
        int i = 0;
 
-       if (unix_error == 0)
-               return NT_STATUS_OK;
+       if (unix_error == 0) {
+               /* we map this to an error, not success, as this
+                  function is only called in an error path. Lots of
+                  our virtualised functions may fail without making a
+                  unix system call that fails (such as when they are
+                  checking for some handle existing), so unix_error
+                  may be unset
+               */
+               return NT_STATUS_UNSUCCESSFUL;
+       }
 
        /* Look through list */
-       while(unix_dos_nt_errmap[i].unix_error != 0) {
-               if (unix_dos_nt_errmap[i].unix_error == unix_error)
-                       return unix_dos_nt_errmap[i].nt_error;
-               i++;
+       for (i=0;i<ARRAY_SIZE(unix_nt_errmap);i++) {
+               if (unix_nt_errmap[i].unix_error == unix_error) {
+                       return unix_nt_errmap[i].nt_error;
+               }
        }
 
        /* Default return */
        return NT_STATUS_ACCESS_DENIED;
 }
+
+/* Return a UNIX errno from a NT status code */
+static const struct {
+       NTSTATUS status;
+       int error;
+} nt_errno_map[] = {
+        {NT_STATUS_ACCESS_VIOLATION, EACCES},
+        {NT_STATUS_INVALID_HANDLE, EBADF},
+        {NT_STATUS_ACCESS_DENIED, EACCES},
+        {NT_STATUS_OBJECT_NAME_NOT_FOUND, ENOENT},
+        {NT_STATUS_OBJECT_PATH_NOT_FOUND, ENOENT},
+        {NT_STATUS_SHARING_VIOLATION, EBUSY},
+        {NT_STATUS_OBJECT_PATH_INVALID, ENOTDIR},
+        {NT_STATUS_OBJECT_NAME_COLLISION, EEXIST},
+        {NT_STATUS_PATH_NOT_COVERED, ENOENT},
+       {NT_STATUS_UNSUCCESSFUL, EINVAL},
+       {NT_STATUS_NOT_IMPLEMENTED, ENOSYS},
+       {NT_STATUS_IN_PAGE_ERROR, EFAULT}, 
+       {NT_STATUS_BAD_NETWORK_NAME, ENOENT},
+#ifdef EDQUOT
+       {NT_STATUS_PAGEFILE_QUOTA, EDQUOT},
+       {NT_STATUS_QUOTA_EXCEEDED, EDQUOT},
+       {NT_STATUS_REGISTRY_QUOTA_LIMIT, EDQUOT},
+       {NT_STATUS_LICENSE_QUOTA_EXCEEDED, EDQUOT},
+#endif
+#ifdef ETIME
+       {NT_STATUS_TIMER_NOT_CANCELED, ETIME},
+#endif
+       {NT_STATUS_INVALID_PARAMETER, EINVAL},
+       {NT_STATUS_NO_SUCH_DEVICE, ENODEV},
+       {NT_STATUS_NO_SUCH_FILE, ENOENT},
+#ifdef ENODATA
+       {NT_STATUS_END_OF_FILE, ENODATA}, 
+#endif
+#ifdef ENOMEDIUM
+       {NT_STATUS_NO_MEDIA_IN_DEVICE, ENOMEDIUM}, 
+       {NT_STATUS_NO_MEDIA, ENOMEDIUM},
+#endif
+       {NT_STATUS_NONEXISTENT_SECTOR, ESPIPE}, 
+        {NT_STATUS_NO_MEMORY, ENOMEM},
+       {NT_STATUS_CONFLICTING_ADDRESSES, EADDRINUSE},
+       {NT_STATUS_NOT_MAPPED_VIEW, EINVAL},
+       {NT_STATUS_UNABLE_TO_FREE_VM, EADDRINUSE},
+       {NT_STATUS_ACCESS_DENIED, EACCES}, 
+       {NT_STATUS_BUFFER_TOO_SMALL, ENOBUFS},
+       {NT_STATUS_WRONG_PASSWORD, EACCES},
+       {NT_STATUS_LOGON_FAILURE, EACCES},
+       {NT_STATUS_INVALID_WORKSTATION, EACCES},
+       {NT_STATUS_INVALID_LOGON_HOURS, EACCES},
+       {NT_STATUS_PASSWORD_EXPIRED, EACCES},
+       {NT_STATUS_ACCOUNT_DISABLED, EACCES},
+       {NT_STATUS_DISK_FULL, ENOSPC},
+       {NT_STATUS_INVALID_PIPE_STATE, EPIPE},
+       {NT_STATUS_PIPE_BUSY, EPIPE},
+       {NT_STATUS_PIPE_DISCONNECTED, EPIPE},
+       {NT_STATUS_PIPE_NOT_AVAILABLE, ENOSYS},
+       {NT_STATUS_FILE_IS_A_DIRECTORY, EISDIR},
+       {NT_STATUS_NOT_SUPPORTED, ENOSYS},
+       {NT_STATUS_NOT_A_DIRECTORY, ENOTDIR},
+       {NT_STATUS_DIRECTORY_NOT_EMPTY, ENOTEMPTY},
+       {NT_STATUS_NETWORK_UNREACHABLE, ENETUNREACH},
+       {NT_STATUS_HOST_UNREACHABLE, EHOSTUNREACH},
+       {NT_STATUS_CONNECTION_ABORTED, ECONNABORTED},
+       {NT_STATUS_CONNECTION_REFUSED, ECONNREFUSED},
+       {NT_STATUS_TOO_MANY_LINKS, EMLINK},
+       {NT_STATUS_NETWORK_BUSY, EBUSY},
+       {NT_STATUS_DEVICE_DOES_NOT_EXIST, ENODEV},
+#ifdef ELIBACC
+       {NT_STATUS_DLL_NOT_FOUND, ELIBACC},
+#endif
+       {NT_STATUS_PIPE_BROKEN, EPIPE},
+       {NT_STATUS_REMOTE_NOT_LISTENING, ECONNREFUSED},
+       {NT_STATUS_NETWORK_ACCESS_DENIED, EACCES},
+       {NT_STATUS_TOO_MANY_OPENED_FILES, EMFILE},
+#ifdef EPROTO
+       {NT_STATUS_DEVICE_PROTOCOL_ERROR, EPROTO},
+#endif
+       {NT_STATUS_FLOAT_OVERFLOW, ERANGE},
+       {NT_STATUS_FLOAT_UNDERFLOW, ERANGE},
+       {NT_STATUS_INTEGER_OVERFLOW, ERANGE},
+       {NT_STATUS_MEDIA_WRITE_PROTECTED, EROFS},
+       {NT_STATUS_PIPE_CONNECTED, EISCONN},
+       {NT_STATUS_MEMORY_NOT_ALLOCATED, EFAULT},
+       {NT_STATUS_FLOAT_INEXACT_RESULT, ERANGE},
+       {NT_STATUS_ILL_FORMED_PASSWORD, EACCES},
+       {NT_STATUS_PASSWORD_RESTRICTION, EACCES},
+       {NT_STATUS_ACCOUNT_RESTRICTION, EACCES},
+       {NT_STATUS_PORT_CONNECTION_REFUSED, ECONNREFUSED},
+       {NT_STATUS_NAME_TOO_LONG, ENAMETOOLONG},
+       {NT_STATUS_REMOTE_DISCONNECT, ESHUTDOWN},
+       {NT_STATUS_CONNECTION_DISCONNECTED, ECONNABORTED},
+       {NT_STATUS_CONNECTION_RESET, ENETRESET},
+#ifdef ENOTUNIQ
+       {NT_STATUS_IP_ADDRESS_CONFLICT1, ENOTUNIQ},
+       {NT_STATUS_IP_ADDRESS_CONFLICT2, ENOTUNIQ},
+#endif
+       {NT_STATUS_PORT_MESSAGE_TOO_LONG, EMSGSIZE},
+       {NT_STATUS_PROTOCOL_UNREACHABLE, ENOPROTOOPT},
+       {NT_STATUS_ADDRESS_ALREADY_EXISTS, EADDRINUSE},
+       {NT_STATUS_PORT_UNREACHABLE, EHOSTUNREACH},
+       {NT_STATUS_IO_TIMEOUT, ETIMEDOUT},
+       {NT_STATUS_RETRY, EAGAIN},
+#ifdef ENOTUNIQ
+       {NT_STATUS_DUPLICATE_NAME, ENOTUNIQ},
+#endif
+#ifdef ECOMM
+       {NT_STATUS_NET_WRITE_FAULT, ECOMM},
+#endif
+#ifdef EXDEV
+       {NT_STATUS_NOT_SAME_DEVICE, EXDEV},
+#endif
+};
+
+int map_errno_from_nt_status(NTSTATUS status)
+{
+       int i;
+       DEBUG(10,("map_errno_from_nt_status: 32 bit codes: code=%08x\n",
+               NT_STATUS_V(status)));
+
+       /* Status codes without this bit set are not errors */
+
+       if (!(NT_STATUS_V(status) & 0xc0000000)) {
+               return 0;
+       }
+
+       for (i=0;i<ARRAY_SIZE(nt_errno_map);i++) {
+               if (NT_STATUS_V(nt_errno_map[i].status) ==
+                           NT_STATUS_V(status)) {
+                       return nt_errno_map[i].error;
+               }
+       }
+
+       /* for all other cases - a default code */
+       return EINVAL;
+}