include/babeltrace/compat/utsname-internal.h

   1
   2 #ifndef UTSNAME_H
   3 #define UTSNAME_H
   4
   5 /*
   6  * Copyright 2011 Martin T. Sandsmark <sandsmark@samfundet.no>
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  21  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  22  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  24  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  28  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 #ifdef __MINGW32__
  32
  33 #include <winsock2.h>
  34 #include <windows.h>
  35 #include <stdio.h>
  36
  37 #define UTSNAME_LENGTH 257
  38 struct utsname {
  39         char sysname[UTSNAME_LENGTH];
  40         char nodename[UTSNAME_LENGTH];
  41         char release[UTSNAME_LENGTH];
  42         char version[UTSNAME_LENGTH];
  43         char machine[UTSNAME_LENGTH];
  44 };
  45
  46 static inline
  47 int uname(struct utsname *name)
  48 {
  49         OSVERSIONINFO versionInfo;
  50         SYSTEM_INFO sysInfo;
  51         int ret = 0;
  52
  53         /* Get Windows version info */
  54         memset(&versionInfo, 0, sizeof(OSVERSIONINFO));
  55         versionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
  56         GetVersionEx(&versionInfo);
  57
  58         /* Get hardware info */
  59         ZeroMemory(&sysInfo, sizeof(SYSTEM_INFO));
  60         GetSystemInfo(&sysInfo);
  61
  62         /* Fill the sysname */
  63         strcpy(name->sysname, "Windows");
  64
  65         /* Fill the release */
  66         snprintf(name->release, UTSNAME_LENGTH, "%lu",
  67                         versionInfo.dwBuildNumber);
  68
  69         /* Fill the version */
  70         snprintf(name->version, UTSNAME_LENGTH, "%lu.%lu",
  71                         versionInfo.dwMajorVersion,
  72                         versionInfo.dwMinorVersion);
  73
  74         /* Fill ithe nodename */
  75         if (gethostname(name->nodename, UTSNAME_LENGTH) != 0) {
  76                 if (WSAGetLastError() == WSANOTINITIALISED) {
  77                         /* WinSock not initialized */
  78                         WSADATA WSAData;
  79                         WSAStartup(MAKEWORD(1, 0), &WSAData);
  80                         gethostname(name->nodename, UTSNAME_LENGTH);
  81                         WSACleanup();
  82                 } else {
  83                         ret = -1;
  84                         goto end;
  85                 }
  86         }
  87
  88         /* Fill the machine */
  89         switch(sysInfo.wProcessorArchitecture) {
  90         case PROCESSOR_ARCHITECTURE_AMD64:
  91                 strcpy(name->machine, "x86_64");
  92                 break;
  93         case PROCESSOR_ARCHITECTURE_IA64:
  94                 strcpy(name->machine, "ia64");
  95                 break;
  96         case PROCESSOR_ARCHITECTURE_INTEL:
  97                 strcpy(name->machine, "x86");
  98                 break;
  99         case PROCESSOR_ARCHITECTURE_UNKNOWN:
 100         default:
 101                 strcpy(name->machine, "unknown");
 102         }
 103
 104 end:
 105         return ret;
 106 }
 107 #else /* __MINGW32__ */
 108 #include <sys/utsname.h>
 109 #endif /* __MINGW32__ */
 110
 111 #endif //UTSNAME_H