mirror of
https://github.com/rn10950/RetroZilla.git
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129 lines
4.0 KiB
C
129 lines
4.0 KiB
C
/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corp.
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* Portions created by the Initial Developer are Copyright (C) 2003
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Sean Su <ssu@netscape.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include "setup.h"
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#include "windows.h"
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#include "extern.h"
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#include "extra.h"
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#include "version.h"
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BOOL GetFileVersion(LPSTR szFile, verBlock *vbVersion)
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{
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UINT uLen;
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UINT dwLen;
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BOOL bRv;
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DWORD dwHandle;
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LPVOID lpData;
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LPVOID lpBuffer;
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VS_FIXEDFILEINFO *lpBuffer2;
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vbVersion->ullMajor = 0;
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vbVersion->ullMinor = 0;
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vbVersion->ullRelease = 0;
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vbVersion->ullBuild = 0;
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if(FileExists(szFile))
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{
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bRv = TRUE;
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dwLen = GetFileVersionInfoSize(szFile, &dwHandle);
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lpData = (LPVOID)malloc(sizeof(long)*dwLen);
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uLen = 0;
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if(GetFileVersionInfo(szFile, dwHandle, dwLen, lpData) != 0)
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{
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if(VerQueryValue(lpData, "\\", &lpBuffer, &uLen) != 0)
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{
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lpBuffer2 = (VS_FIXEDFILEINFO *)lpBuffer;
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vbVersion->ullMajor = HIWORD(lpBuffer2->dwFileVersionMS);
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vbVersion->ullMinor = LOWORD(lpBuffer2->dwFileVersionMS);
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vbVersion->ullRelease = HIWORD(lpBuffer2->dwFileVersionLS);
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vbVersion->ullBuild = LOWORD(lpBuffer2->dwFileVersionLS);
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}
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}
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free(lpData);
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}
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else
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/* File does not exist */
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bRv = FALSE;
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return(bRv);
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}
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void TranslateVersionStr(LPSTR szVersion, verBlock *vbVersion)
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{
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LPSTR szNum1 = NULL;
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LPSTR szNum2 = NULL;
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LPSTR szNum3 = NULL;
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LPSTR szNum4 = NULL;
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szNum1 = strtok(szVersion, ".");
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szNum2 = strtok(NULL, ".");
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szNum3 = strtok(NULL, ".");
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szNum4 = strtok(NULL, ".");
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vbVersion->ullMajor = _atoi64(szNum1);
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vbVersion->ullMinor = _atoi64(szNum2);
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vbVersion->ullRelease = _atoi64(szNum3);
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vbVersion->ullBuild = _atoi64(szNum4);
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}
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int CompareVersion(verBlock vbVersionOld, verBlock vbVersionNew)
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{
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if(vbVersionOld.ullMajor > vbVersionNew.ullMajor)
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return(4);
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else if(vbVersionOld.ullMajor < vbVersionNew.ullMajor)
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return(-4);
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if(vbVersionOld.ullMinor > vbVersionNew.ullMinor)
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return(3);
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else if(vbVersionOld.ullMinor < vbVersionNew.ullMinor)
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return(-3);
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if(vbVersionOld.ullRelease > vbVersionNew.ullRelease)
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return(2);
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else if(vbVersionOld.ullRelease < vbVersionNew.ullRelease)
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return(-2);
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if(vbVersionOld.ullBuild > vbVersionNew.ullBuild)
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return(1);
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else if(vbVersionOld.ullBuild < vbVersionNew.ullBuild)
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return(-1);
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/* the versions are all the same */
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return(0);
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}
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