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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include "sunversion.hxx"
#include <osl/thread.h>
#include <rtl/character.hxx>
#include <rtl/ustring.hxx>
#include <string.h>
namespace jfw_plugin { //stoc_javadetect
SunVersion::SunVersion(std::u16string_view usVer):
m_nUpdateSpecial(0), m_preRelease(Rel_NONE)
{
OString sVersion= OUStringToOString(usVer, osl_getThreadTextEncoding());
m_bValid = init(sVersion.getStr());
}
SunVersion::SunVersion(const char * szVer):
m_nUpdateSpecial(0), m_preRelease(Rel_NONE)
{
m_bValid = init(szVer);
}
/**Format major.minor.maintenance_update
*/
bool SunVersion::init(const char *szVersion)
{
if (!szVersion || szVersion[0] == '\0')
return false;
//first get the major,minor,maintenance
const char * pLast = szVersion;
const char * pCur = szVersion;
//pEnd point to the position after the last character
const char * pEnd = szVersion + strlen(szVersion);
// 0 = major, 1 = minor, 2 = maintenance, 3 = update
int nPart = 0;
// position within part beginning with 0
int nPartPos = 0;
char buf[128];
//char must me a number 0 - 999 and no leading
while (true)
{
if (pCur < pEnd && rtl::isAsciiDigit(static_cast<unsigned char>(*pCur)))
{
pCur ++;
nPartPos ++;
}
//if correct separator then form integer
else if (
(nPartPos != 0) // prevents: ".4.1", "..1", part must start with digit
&& (
//separators after maintenance (1.4.1_01, 1.4.1-beta, or 1.4.1)
(pCur == pEnd || *pCur == '_' || *pCur == '-')
||
//separators between major-minor and minor-maintenance (or fourth segment)
(nPart < 3 && *pCur == '.') )
&& (
//prevent 1.4.0. 1.4.0-
pCur + 1 != pEnd
|| rtl::isAsciiDigit(static_cast<unsigned char>(*pCur))) )
{
bool afterMaint = pCur == pEnd || *pCur == '_' || *pCur == '-';
int len = pCur - pLast;
if (len >= 127)
return false;
strncpy(buf, pLast, len);
buf[len] = 0;
pCur ++;
pLast = pCur;
m_arVersionParts[nPart] = atoi(buf);
if (afterMaint)
nPart = 2;
nPart ++;
nPartPos = 0;
if (nPart == 3)
break;
//check next character
if (! ( (pCur < pEnd)
&& ( (nPart < 3)
&& rtl::isAsciiDigit(
static_cast<unsigned char>(*pCur)))))
return false;
}
else
{
return false;
}
}
if (pCur >= pEnd)
return true;
//We have now 1.4.1. This can be followed by _01 (or a fourth segment .1), -beta, etc.
// _01 (update) According to docu must not be followed by any other
//characters, but on Solaris 9 we have a 1.4.1_01a!!
if (* (pCur - 1) == '_' || *(pCur - 1) == '.')
{// _01, _02
// update is the last part _01, _01a, part 0 is the digits parts and 1 the trailing alpha
while (true)
{
if (pCur <= pEnd)
{
if ( ! rtl::isAsciiDigit(static_cast<unsigned char>(*pCur)))
{
//1.8.0_102-, 1.8.0_01a,
size_t len = pCur - pLast;
if (len > sizeof(buf) - 1)
return false;
//we've got the update: 01, 02 etc
strncpy(buf, pLast, len);
buf[len] = 0;
m_arVersionParts[nPart] = atoi(buf);
if (pCur == pEnd)
{
break;
}
if (*pCur == 'a' && (pCur + 1) == pEnd)
{
//check if it s followed by a simple "a" (not specified)
m_nUpdateSpecial = *pCur;
break;
}
else if (*pCur == '-' && pCur < pEnd)
{
//check 1.5.0_01-ea
PreRelease pr = getPreRelease(++pCur);
if (pr == Rel_NONE)
return false;
//just ignore -ea because its no official release
break;
}
else
{
return false;
}
}
if (pCur < pEnd)
pCur ++;
else
break;
}
}
}
// 1.4.1-ea
else if (*(pCur - 1) == '-')
{
m_preRelease = getPreRelease(pCur);
if (m_preRelease == Rel_NONE)
return false;
#if defined(FREEBSD)
if (m_preRelease == Rel_FreeBSD)
{
pCur++; //eliminate 'p'
if (pCur < pEnd
&& rtl::isAsciiDigit(static_cast<unsigned char>(*pCur)))
pCur ++;
int len = pCur - pLast -1; //eliminate 'p'
if (len >= 127)
return false;
strncpy(buf, (pLast+1), len); //eliminate 'p'
buf[len] = 0;
m_nUpdateSpecial = atoi(buf)+100; //hack for FBSD #i56953#
return true;
}
#endif
}
else
{
return false;
}
return true;
}
SunVersion::PreRelease SunVersion::getPreRelease(const char *szRelease)
{
if (szRelease == nullptr)
return Rel_NONE;
if( ! strcmp(szRelease,"internal"))
return Rel_INTERNAL;
else if( ! strcmp(szRelease,"ea"))
return Rel_EA;
else if( ! strcmp(szRelease,"ea1"))
return Rel_EA1;
else if( ! strcmp(szRelease,"ea2"))
return Rel_EA2;
else if( ! strcmp(szRelease,"ea3"))
return Rel_EA3;
else if ( ! strcmp(szRelease,"beta"))
return Rel_BETA;
else if ( ! strcmp(szRelease,"beta1"))
return Rel_BETA1;
else if ( ! strcmp(szRelease,"beta2"))
return Rel_BETA2;
else if ( ! strcmp(szRelease,"beta3"))
return Rel_BETA3;
else if (! strcmp(szRelease, "rc"))
return Rel_RC;
else if (! strcmp(szRelease, "rc1"))
return Rel_RC1;
else if (! strcmp(szRelease, "rc2"))
return Rel_RC2;
else if (! strcmp(szRelease, "rc3"))
return Rel_RC3;
#if defined (FREEBSD)
else if (! strncmp(szRelease, "p", 1))
return Rel_FreeBSD;
#endif
else
return Rel_NONE;
}
/* Examples:
a) 1.0 < 1.1
b) 1.0 < 1.0.0
c) 1.0 < 1.0_00
returns false if both values are equal
*/
bool SunVersion::operator > (const SunVersion& ver) const
{
if( &ver == this)
return false;
//compare major.minor.maintenance
for( int i= 0; i < 4; i ++)
{
// 1.4 > 1.3
if(m_arVersionParts[i] > ver.m_arVersionParts[i])
{
return true;
}
else if (m_arVersionParts[i] < ver.m_arVersionParts[i])
{
return false;
}
}
//major.minor.maintenance_update are equal. Test for a trailing char
if (m_nUpdateSpecial > ver.m_nUpdateSpecial)
{
return true;
}
//Until here the versions are equal
//compare pre -release values
if ((m_preRelease == Rel_NONE && ver.m_preRelease == Rel_NONE)
||
(m_preRelease != Rel_NONE && ver.m_preRelease == Rel_NONE))
return false;
else if (m_preRelease == Rel_NONE && ver.m_preRelease != Rel_NONE)
return true;
else if (m_preRelease > ver.m_preRelease)
return true;
return false;
}
bool SunVersion::operator < (const SunVersion& ver) const
{
return (! operator > (ver)) && (! operator == (ver));
}
bool SunVersion::operator == (const SunVersion& ver) const
{
bool bRet= true;
for(int i= 0; i < 4; i++)
{
if( m_arVersionParts[i] != ver.m_arVersionParts[i])
{
bRet= false;
break;
}
}
bRet = m_nUpdateSpecial == ver.m_nUpdateSpecial && bRet;
bRet = m_preRelease == ver.m_preRelease && bRet;
return bRet;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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