JobsStatus_t Jobs_GetTopic()

in source/jobs.c [285:323]

• 32 lines of code
• 7 McCabe index (conditional complexity)

JobsStatus_t Jobs_GetTopic( char * buffer,
                            size_t length,
                            const char * thingName,
                            uint16_t thingNameLength,
                            JobsTopic_t api,
                            size_t * outLength )
{
    JobsStatus_t ret = JobsBadParameter;
    size_t start = 0U;

    if( checkCommonParams() &&
        ( api > JobsInvalidTopic ) && ( api < JobsMaxTopic ) )
    {
        writePreamble( buffer, &start, length, thingName, thingNameLength );

        if( api >= JobsDescribeSuccess )
        {
            ( void ) strnAppend( buffer, &start, length,
                                 "+/", ( CONST_STRLEN( "+/" ) ) );
        }

        ret = strnAppend( buffer, &start, length,
                          apiTopic[ api ], apiTopicLength[ api ] );

        if( start == length )
        {
            start--;
        }

        buffer[ start ] = '\0';

        if( outLength != NULL )
        {
            *outLength = start;
        }
    }

    return ret;
}