/****************************************************************************
Desc: This code is common to all of the SetParam() functions
****************************************************************************/
RCODE F_IniFile::setParamCommon(
INI_LINE ** ppLine,
const char * pszParamName)
{
RCODE rc = NE_FLM_OK;
INI_LINE * pLine;
if( RC_BAD( rc = m_pool.poolCalloc(
sizeof( INI_LINE), (void **)&pLine)))
{
goto Exit;
}
if( m_pLastLine)
{
m_pLastLine->pNext = pLine;
}
pLine->pPrev = m_pLastLine;
m_pLastLine = pLine;
if( !m_pFirstLine)
{
m_pFirstLine = pLine;
}
if( RC_BAD( rc = m_pool.poolAlloc( f_strlen(pszParamName)+1,
(void **)&pLine->pszParamName)))
{
goto Exit;
}
f_strcpy( pLine->pszParamName, pszParamName);
Exit:
if( RC_OK( rc))
{
*ppLine = pLine;
}
return( rc);
}
/****************************************************************************
Desc: Parse a single line from the ini file into its name, value and comment
parts.
****************************************************************************/
RCODE F_IniFile::parseBuffer(
char * pszBuf,
FLMUINT uiNumBytes)
{
RCODE rc = NE_FLM_OK;
FLMUINT uiCurrentChar = 0;
char * pszNameStart = NULL;
char * pszNameEnd = NULL;
char * pszValStart = NULL;
char * pszValEnd = NULL;
char * pszCommentStart = NULL;
INI_LINE * pLine = NULL;
FLMUINT uiStrLen = 0;
f_assert( pszBuf);
f_assert( uiNumBytes);
// Start looking for the parameter name...
while (uiCurrentChar < uiNumBytes)
{
if( !isWhiteSpace( pszBuf[uiCurrentChar]))
{
if (pszBuf[uiCurrentChar] == '#')
{
goto Comment;
}
else
{
pszNameStart = &pszBuf[uiCurrentChar];
break;
}
}
uiCurrentChar++;
}
// We've found a param name, now mark the end of it
// We determine the end by looking for whitespace or '='
// or '#'
while (uiCurrentChar < uiNumBytes)
{
if( isWhiteSpace( pszBuf[uiCurrentChar]) ||
(pszBuf[uiCurrentChar] == '=') ||
(pszBuf[uiCurrentChar] == '#'))
{
pszNameEnd = &pszBuf[uiCurrentChar-1];
break;
}
uiCurrentChar++;
}
if( (uiCurrentChar == uiNumBytes) &&
(pszNameEnd == NULL) )
{
pszNameEnd = &pszBuf[uiCurrentChar - 1];
}
// Now, there may be a value part or a comment part next. If there's a
// value, it had better be preceeded by an '='
while( (uiCurrentChar < uiNumBytes) &&
isWhiteSpace( pszBuf[uiCurrentChar]) )
{
uiCurrentChar++;
}
if( uiCurrentChar < uiNumBytes && pszBuf[ uiCurrentChar] == '#')
{
goto Comment;
}
if( uiCurrentChar < uiNumBytes && pszBuf[uiCurrentChar] != '=' )
{
rc = RC_SET( NE_FLM_SYNTAX);
goto Exit;
}
// Ok - at this point pszBuf[uiCurrentChar] contains an =. Skip over
// the = and any whitespace that follows.
while( uiCurrentChar < uiNumBytes)
{
uiCurrentChar++;
if( !isWhiteSpace( pszBuf[uiCurrentChar]))
{
pszValStart = &pszBuf[uiCurrentChar];
break;
}
}
// Now mark the end of the value.
// We determine the end by looking for whitespace or '#'
while( uiCurrentChar < uiNumBytes)
{
if( isWhiteSpace( pszBuf[uiCurrentChar]) ||
(pszBuf[uiCurrentChar] == '#'))
{
pszValEnd = &pszBuf[uiCurrentChar-1];
break;
}
uiCurrentChar++;
}
if( uiCurrentChar == uiNumBytes && !pszValEnd)
{
pszValEnd = &pszBuf[uiCurrentChar-1];
}
Comment:
// Check out the rest of the line to see if there's a comment
while( uiCurrentChar < uiNumBytes)
{
if( !isWhiteSpace( pszBuf[ uiCurrentChar]) &&
pszBuf[ uiCurrentChar] != '#')
{
rc = RC_SET( NE_FLM_SYNTAX);
goto Exit;
}
else if( pszBuf[ uiCurrentChar] == '#')
{
// Comment found. Set pszCommentStart to the next char
pszCommentStart = &pszBuf[uiCurrentChar+1];
break;
}
uiCurrentChar++;
}
// Done parsing. Now, assuming the line had any info in it,
// store all the strings...
if( pszNameStart || pszCommentStart)
{
if( RC_BAD( rc = m_pool.poolCalloc( sizeof( INI_LINE),
(void **)&pLine)))
{
goto Exit;
}
if( pszNameStart)
{
uiStrLen = pszNameEnd - pszNameStart + 1;
if( RC_BAD( rc = m_pool.poolAlloc( uiStrLen + 1,
(void **)&pLine->pszParamName)))
{
goto Exit;
}
f_memcpy( pLine->pszParamName, pszNameStart, uiStrLen);
pLine->pszParamName[uiStrLen] = '\0';
}
if( pszValStart)
{
uiStrLen = pszValEnd - pszValStart + 1;
if( RC_BAD( rc = m_pool.poolAlloc( uiStrLen + 1,
(void **)&pLine->pszParamValue)))
{
goto Exit;
}
f_memcpy(pLine->pszParamValue, pszValStart, uiStrLen);
pLine->pszParamValue[uiStrLen] = '\0';
}
if (pszCommentStart)
{
uiStrLen = uiNumBytes-(pszCommentStart-pszBuf);
if (RC_BAD( rc = m_pool.poolAlloc( uiStrLen + 1,
(void **)&pLine->pszComment)))
{
goto Exit;
}
f_memcpy(pLine->pszComment, pszCommentStart, uiStrLen);
pLine->pszComment[uiStrLen] = '\0';
}
// Insert this struct into the linked list
if( m_pLastLine)
{
m_pLastLine->pNext = pLine;
}
pLine->pPrev = m_pLastLine;
pLine->pNext = NULL;
m_pLastLine = pLine;
if( !m_pFirstLine)
{
m_pFirstLine = pLine;
}
}
Exit:
return( rc);
}