static JobsStatus_t matchIdApi()

in source/jobs.c [419:487]
59 lines of code
14 McCabe index (conditional complexity)

static JobsStatus_t matchIdApi( char * topic,
                                size_t topicLength,
                                JobsTopic_t * outApi,
                                char ** outJobId,
                                uint16_t * outJobIdLength )
{
    JobsStatus_t ret = JobsNoMatch;
    size_t i;
    char * p = topic;
    size_t length = topicLength;
    char * jobId = NULL;
    uint16_t jobIdLength = 0U;

    assert( ( topic != NULL ) && ( outApi != NULL ) &&
            ( outJobId != NULL ) && ( outJobIdLength != NULL ) );

    for( i = 0U; i < length; i++ )
    {
        if( ( i > 0U ) && ( p[ i ] == '/' ) )
        {
            /* Save the leading job ID and its length. */
            jobId = p;
            jobIdLength = ( uint16_t ) i;
            break;
        }
    }

    /* Advance p to after the '/' and reduce buffer length
     * for the remaining API search. */
    p = &p[ jobIdLength + 1U ];
    length = length - jobIdLength - 1U;

    if( ( isNextJobId( jobId, jobIdLength ) == true ) ||
        ( isValidJobId( jobId, jobIdLength ) == true ) )
    {
        if( JobsSuccess == strnnEq( p, length, apiTopic[ JobsDescribeSuccess ], apiTopicLength[ JobsDescribeSuccess ] ) )
        {
            ret = JobsSuccess;
            *outApi = JobsDescribeSuccess;
        }
        else if( JobsSuccess == strnnEq( p, length, apiTopic[ JobsDescribeFailed ], apiTopicLength[ JobsDescribeFailed ] ) )
        {
            ret = JobsSuccess;
            *outApi = JobsDescribeFailed;
        }
        else if( JobsSuccess == strnnEq( p, length, apiTopic[ JobsUpdateSuccess ], apiTopicLength[ JobsUpdateSuccess ] ) )
        {
            ret = JobsSuccess;
            *outApi = JobsUpdateSuccess;
        }
        else if( JobsSuccess == strnnEq( p, length, apiTopic[ JobsUpdateFailed ], apiTopicLength[ JobsUpdateFailed ] ) )
        {
            ret = JobsSuccess;
            *outApi = JobsUpdateFailed;
        }
        else
        {
            /* MISRA Empty Body */
        }

        if( ret == JobsSuccess )
        {
            *outJobId = jobId;
            *outJobIdLength = jobIdLength;
        }
    }

    return ret;
}