# #################################################################

# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

# All rights reserved.

# 

# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

# 

# * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

# * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

# * Neither the name of Nokia Corporation nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

# 

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 

# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 

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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 

# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.#

#

# nonconsthbufc.py

#

# Checks : Non-const HBufC* parameter passing.

#

# Reason : HBufC* parameters should almost always be passed as a 

# const pointer.

#

# #################################################################

script = CScript("nonconsthbufc")

script.iReString = """

    (\(|,)?        # open bracket or preceeding comma

    \s*            # whitespace

    (\w+)?

    \s*            # whitespace

    HBufC

    \s*            # whitespace

    \*

    \s*            # whitespace

    (\w+)          # parameter name

    (=|\w|\s)*     # optional parameter initialization or whitespace

    (\)|,)         # close bracket or trailing comma

    """

script.iFileExts = ["cpp"]

script.iCategory = KCategoryCodingStandards

script.iIgnore = KIgnoreCommentsAndQuotes

script.iSeverity = KSeverityLow

def consthbufccompare(lines, currentline, rematch, filename):

    # make sure const HBufC* parameters are skipped

    line = lines[currentline]

    m = rematch.search(line)

    if m:

        isConst = (m.group(0).find("const") <> -1)

        while m and isConst:

            line = line[m.end():]

            m = rematch.search(line)

            if m:

                isConst = (m.group(0).find("const") <> -1)

        if isConst:

            return 0

        else:

            return DefaultFuncParamCompare(lines, currentline, rematch, filename)

    return 0

script.iCompare = consthbufccompare

scanner.AddScript(script)