AppPkg: Replace BSD License with BSD+Patent License

[mirror_edk2.git] / AppPkg / Applications / Sockets / SetHostName / SetHostName.c

/** @file\r
  Set the host name\r
\r
  Copyright (c) 2011-2012, Intel Corporation. All rights reserved.\r
  SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include <errno.h>\r
#include <string.h>\r
#include <Uefi.h>\r
#include <unistd.h>\r
\r
#include <Library/DebugLib.h>\r
#include <Library/UefiLib.h>\r
\r
#include <sys/socket.h>\r
\r
char mBuffer[65536];\r
\r
\r
/**\r
  Set the host name\r
\r
  @param [in] Argc  The number of arguments\r
  @param [in] Argv  The argument value array\r
\r
  @retval  0        The application exited normally.\r
  @retval  Other    An error occurred.\r
**/\r
int\r
main (\r
  IN int Argc,\r
  IN char **Argv\r
  )\r
{\r
  int AppStatus;\r
\r
  DEBUG (( DEBUG_INFO,\r
            "%a starting\r\n",\r
            Argv[0]));\r
\r
  //\r
  //  Determine if the host name is specified\r
  //\r
  AppStatus = 0;\r
  if ( 1 < Argc ) {\r
    //\r
    //  Set the host name\r
    //\r
    AppStatus = sethostname ( Argv[1], strlen ( Argv[1]));\r
    if ( -1 == AppStatus ) {\r
      switch ( errno ) {\r
      default:\r
        Print ( L"ERROR - errno: %d\r\n", errno );\r
        break;\r
\r
      case ENODEV:\r
        Print ( L"WARNING - Plarform does not support permanent storage!\r\n" );\r
        break;\r
\r
      case ENOMEM:\r
        Print ( L"ERROR - Insufficient storage to save host name!\r\n" );\r
        break;\r
\r
      case ENOTSUP:\r
        Print ( L"ERROR - Platform does not support environment variable storage!\r\n" );\r
        break;\r
      }\r
    }\r
  }\r
  else {\r
    //\r
    //  Display the current host name\r
    //\r
    AppStatus = gethostname ( &mBuffer[0], sizeof ( mBuffer ));\r
    if ( -1 == AppStatus ) {\r
      Print ( L"ERROR - Unable to get host name, errno: %d\r\n", errno );\r
    }\r
    else {\r
      if ( 0 == mBuffer[0]) {\r
        Print ( L"Host name is not set!\r\n" );\r
      }\r
      else {\r
        Print ( L"Host name: %a", &mBuffer[0]);\r
      }\r
    }\r
  }\r
\r
  //\r
  //  All done\r
  //\r
  return errno;\r
}\r