HTTPStatus_t HTTPClient_ReadHeader()

in source/core_http_client.c [2500:2561]

• 58 lines of code
• 9 McCabe index (conditional complexity)

HTTPStatus_t HTTPClient_ReadHeader( const HTTPResponse_t * pResponse,
                                    const char * pField,
                                    size_t fieldLen,
                                    const char ** pValueLoc,
                                    size_t * pValueLen )
{
    HTTPStatus_t returnStatus = HTTPSuccess;

    if( pResponse == NULL )
    {
        LogError( ( "Parameter check failed: pResponse is NULL." ) );
        returnStatus = HTTPInvalidParameter;
    }
    else if( pResponse->pBuffer == NULL )
    {
        LogError( ( "Parameter check failed: pResponse->pBuffer is NULL." ) );
        returnStatus = HTTPInvalidParameter;
    }
    else if( pResponse->bufferLen == 0U )
    {
        LogError( ( "Parameter check failed: pResponse->bufferLen is 0: "
                    "Buffer len should be > 0." ) );
        returnStatus = HTTPInvalidParameter;
    }
    else if( pField == NULL )
    {
        LogError( ( "Parameter check failed: Input header name is NULL." ) );
        returnStatus = HTTPInvalidParameter;
    }
    else if( fieldLen == 0U )
    {
        LogError( ( "Parameter check failed: Input header name length is 0: "
                    "fieldLen should be > 0." ) );
        returnStatus = HTTPInvalidParameter;
    }
    else if( pValueLoc == NULL )
    {
        LogError( ( "Parameter check failed: Output parameter for header value location is NULL." ) );
        returnStatus = HTTPInvalidParameter;
    }
    else if( pValueLen == NULL )
    {
        LogError( ( "Parameter check failed: Output parameter for header value length is NULL." ) );
        returnStatus = HTTPInvalidParameter;
    }
    else
    {
        /* Empty else for MISRA 15.7 compliance. */
    }

    if( returnStatus == HTTPSuccess )
    {
        returnStatus = findHeaderInResponse( pResponse->pBuffer,
                                             pResponse->bufferLen,
                                             pField,
                                             fieldLen,
                                             pValueLoc,
                                             pValueLen );
    }

    return returnStatus;
}