slurm_protocol_pack.c

	*part = xmalloc ( sizeof(partition_info_t) );
	if (unpack_partition_info_members ( *part , buffer ) ) {
		xfree (*part);
		*part = NULL;
		return SLURM_ERROR;
	} else
		return SLURM_SUCCESS ;
}

int unpack_partition_info_members ( partition_info_t * part , Buf buffer )
{
	uint16_t uint16_tmp;
	char * node_inx_str = NULL;

	safe_unpackstr_xmalloc (&part->name, &uint16_tmp, buffer);
	if (part->name == NULL)
		part->name = xmalloc(1);	/* part->name = "" implicit set */
	safe_unpack32  (&part->max_time, buffer);
	safe_unpack32  (&part->max_nodes, buffer);
	safe_unpack32  (&part->total_nodes, buffer);

	safe_unpack32  (&part->total_cpus, buffer);
	safe_unpack16  (&part->default_part, buffer);
	safe_unpack16  (&part->root_only, buffer);
	safe_unpack16  (&part->shared, buffer);

	safe_unpack16  (&part->state_up, buffer);
	safe_unpackstr_xmalloc (&part->allow_groups, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&part->nodes, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&node_inx_str, &uint16_tmp, buffer);
	if (node_inx_str == NULL)
		part->node_inx = bitfmt2int("");
	else {
		part->node_inx = bitfmt2int(node_inx_str);
		xfree ( node_inx_str );
		node_inx_str = NULL;
	}
	return SLURM_SUCCESS;

    unpack_error:
	if (part->name)
		xfree (part->name);
	if (part->allow_groups)
		xfree (part->allow_groups);
	if (part->nodes)
		xfree (part->nodes);
	if (node_inx_str)
		xfree (node_inx_str);
	return SLURM_ERROR;
}

void pack_job_step_info_members(   uint32_t job_id, uint16_t step_id, 
		uint32_t user_id, time_t start_time, char *partition, char *nodes, 
		Buf buffer )
{
	pack32 ( job_id , buffer ) ;
	pack16 ( step_id , buffer ) ;
	pack32 ( user_id , buffer ) ;
	pack_time ( start_time , buffer ) ;
	packstr ( partition, buffer ) ;
	packstr ( nodes, buffer ) ;
	
}

void pack_job_step_info ( job_step_info_t* step, Buf buffer )
{
	pack_job_step_info_members( 
				step->job_id, 
				step->step_id, 
				step->user_id, 
				step->start_time, 
				step->partition ,
				step->nodes,
				buffer
			);
}

int unpack_job_step_info_members ( job_step_info_t * step , Buf buffer )
{
	uint16_t uint16_tmp = 0;

	safe_unpack32  (&step->job_id, buffer);
	safe_unpack16  (&step->step_id, buffer);
	safe_unpack32  (&step->user_id, buffer);
	safe_unpack_time (&step->start_time, buffer);
	safe_unpackstr_xmalloc (&step->partition, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&step->nodes, &uint16_tmp, buffer);

	return SLURM_SUCCESS;

    unpack_error:
	if (step->partition)
		xfree (step->partition);
	if (step->nodes)
		xfree (step->nodes);
	return SLURM_ERROR;
}

int unpack_job_step_info ( job_step_info_t ** step , Buf buffer )
{
	*step = xmalloc( sizeof( job_step_info_t ) );
	if (unpack_job_step_info_members( *step, buffer )) {
		xfree (*step);
		*step = NULL;
		return SLURM_ERROR;
	} else
		return SLURM_SUCCESS;
}

int unpack_job_step_info_response_msg ( job_step_info_response_msg_t** msg, Buf buffer )
{
	int i=0;
	job_step_info_t * step;

	*msg = xmalloc( sizeof( job_step_info_response_msg_t ) );

	safe_unpack_time (&(*msg)->last_update , buffer);
	safe_unpack32 (&(*msg)->job_step_count , buffer);
	
	step = (*msg)->job_steps = xmalloc( sizeof(job_step_info_t) * (*msg)->job_step_count );

	for ( i=0; i < (*msg)->job_step_count; i++ )
		if (unpack_job_step_info_members ( &step[i] , buffer))
			goto unpack_error;

	return SLURM_SUCCESS;

    unpack_error:
	if (step)
		xfree (step);
	xfree (*msg);
	*msg = NULL;
	return SLURM_ERROR;
}

void pack_buffer_msg ( slurm_msg_t * msg, Buf buffer )
{
	packmem_array ( msg->data , msg->data_size, buffer );
}

int unpack_job_info_msg ( job_info_msg_t ** msg , Buf buffer )
{
	int i;
	job_info_t *job = NULL;
	
	*msg = xmalloc ( sizeof ( job_info_msg_t ) );

	/* load buffer's header (data structure version and time) */
	safe_unpack32 (&((*msg) -> record_count), buffer);
	safe_unpack_time (&((*msg) -> last_update ) , buffer);
	job = (*msg) -> job_array = xmalloc ( sizeof ( job_info_t ) * (*msg)->record_count ) ;

	/* load individual job info */
	for (i = 0; i < (*msg)->record_count ; i++) {
		if (unpack_job_info_members ( & job[i] , buffer ))
			goto unpack_error;
	}
	return SLURM_SUCCESS;

    unpack_error:
	if (job)
		xfree (job);
	xfree (*msg);
	*msg = NULL;
        return SLURM_ERROR;
}

int unpack_job_info ( job_info_t ** msg , Buf buffer )
{
	*msg = xmalloc ( sizeof ( job_info_t ) ) ;
	if (unpack_job_info_members ( *msg , buffer ) )
		goto unpack_error;
	return SLURM_SUCCESS ;

    unpack_error:
	xfree (*msg);
	*msg = NULL;
        return SLURM_ERROR;
}

int unpack_job_info_members ( job_info_t * job , Buf buffer )
{
	uint16_t uint16_tmp;
	char * node_inx_str;

	safe_unpack32  (&job->job_id, buffer);
	safe_unpack32  (&job->user_id, buffer);
	safe_unpack16  (&job->job_state, buffer);
	safe_unpack32  (&job->time_limit, buffer);

	safe_unpack_time  (&job->start_time, buffer);
	safe_unpack_time  (&job->end_time, buffer);
	safe_unpack32  (&job->priority, buffer);

	safe_unpackstr_xmalloc (&job->nodes, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&job->partition, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&job->name, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&node_inx_str, &uint16_tmp, buffer);
	if (node_inx_str == NULL)
		job->node_inx = bitfmt2int("");
	else {
		job->node_inx = bitfmt2int(node_inx_str);
		xfree ( node_inx_str );
	}

	safe_unpack32  (&job->num_procs, buffer);
	safe_unpack32  (&job->num_nodes, buffer);
	safe_unpack16  (&job->shared, buffer);
	safe_unpack16  (&job->contiguous, buffer);

	safe_unpack32  (&job->min_procs, buffer);
	safe_unpack32  (&job->min_memory, buffer);
	safe_unpack32  (&job->min_tmp_disk, buffer);

	safe_unpackstr_xmalloc (&job->req_nodes, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&node_inx_str, &uint16_tmp, buffer);
	if (node_inx_str == NULL)
		job->req_node_inx = bitfmt2int("");
	else {
		job->req_node_inx = bitfmt2int(node_inx_str);
		xfree ( node_inx_str );
	}
	safe_unpackstr_xmalloc (&job->features, &uint16_tmp, buffer);
	return SLURM_SUCCESS ;

    unpack_error:
	if (job->nodes)
		xfree (job->nodes);
	if (job->partition)
		xfree (job->partition);
	if (job->name)
		xfree (job->name);
	if (job->req_nodes)
		xfree (job->req_nodes);
	if (job->features)
		xfree (job->features);
        return SLURM_ERROR;
}

void pack_slurm_ctl_conf ( slurm_ctl_conf_info_msg_t * build_ptr, Buf buffer )
{	
	pack_time (build_ptr->last_update, buffer);
	packstr (build_ptr->backup_addr, buffer);
	packstr (build_ptr->backup_controller, buffer);
	packstr (build_ptr->control_addr, buffer);
	packstr (build_ptr->control_machine, buffer);
	packstr (build_ptr->epilog, buffer);
	pack16 (build_ptr->fast_schedule, buffer);
	pack16 (build_ptr->hash_base, buffer);
	pack16 (build_ptr->heartbeat_interval, buffer);
	pack16 (build_ptr->inactive_limit, buffer);
	pack16 (build_ptr->kill_wait, buffer);
	packstr (build_ptr->prioritize, buffer);
	packstr (build_ptr->prolog, buffer);
	pack16 (build_ptr->ret2service, buffer);
	pack16 (build_ptr->slurmctld_timeout, buffer);
	pack16 (build_ptr->slurmd_timeout, buffer);
	packstr (build_ptr->slurm_conf, buffer);
	packstr (build_ptr->state_save_location, buffer);
	packstr (build_ptr->tmp_fs, buffer);
	packstr (build_ptr->job_credential_private_key, buffer);
	packstr (build_ptr->job_credential_public_certificate, buffer);
}

int unpack_slurm_ctl_conf ( slurm_ctl_conf_info_msg_t **build_buffer_ptr, Buf buffer )
{	
	uint16_t uint16_tmp;
	slurm_ctl_conf_info_msg_t * build_ptr ;

	/* alloc memory for structure */	
	build_ptr = xmalloc ( sizeof ( slurm_ctl_conf_t ) ) ;
	*build_buffer_ptr = build_ptr ;

	/* load the data values */
	/* unpack timestamp of snapshot */
	safe_unpack_time (&build_ptr->last_update, buffer);
	safe_unpackstr_xmalloc (&build_ptr->backup_addr, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->backup_controller, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->control_addr, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->control_machine, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->epilog, &uint16_tmp, buffer);
	safe_unpack16 (&build_ptr->fast_schedule, buffer);
	safe_unpack16 (&build_ptr->hash_base, buffer);
	safe_unpack16 (&build_ptr->heartbeat_interval, buffer);
	safe_unpack16 (&build_ptr->inactive_limit, buffer);
	safe_unpack16 (&build_ptr->kill_wait, buffer);
	safe_unpackstr_xmalloc (&build_ptr->prioritize, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->prolog, &uint16_tmp, buffer);
	safe_unpack16 (&build_ptr->ret2service, buffer);
	safe_unpack16 (&build_ptr->slurmctld_timeout, buffer);
	safe_unpack16 (&build_ptr->slurmd_timeout, buffer);
	safe_unpackstr_xmalloc (&build_ptr->slurm_conf, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->state_save_location, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->tmp_fs, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->job_credential_private_key, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&build_ptr->job_credential_public_certificate, &uint16_tmp, buffer);
	return SLURM_SUCCESS ;

    unpack_error:
	if (build_ptr->backup_addr)
		xfree (build_ptr->backup_addr);
	if (build_ptr->control_addr)
		xfree (build_ptr->control_addr);
	if (build_ptr->control_addr)
		xfree (build_ptr->control_addr);
	if (build_ptr->control_machine)
		xfree (build_ptr->control_machine);
	if (build_ptr->epilog)
		xfree (build_ptr->epilog);
	if (build_ptr->prioritize)
		xfree (build_ptr->prioritize);
	if (build_ptr->prolog)
		xfree (build_ptr->prolog);
	if (build_ptr->slurm_conf)
		xfree (build_ptr->slurm_conf);
	if (build_ptr->state_save_location)
		xfree (build_ptr->state_save_location);
	if (build_ptr->tmp_fs)
		xfree (build_ptr->tmp_fs);
	if (build_ptr->job_credential_private_key)
		xfree (build_ptr->job_credential_private_key);
	if (build_ptr->job_credential_public_certificate)
		xfree (build_ptr->job_credential_public_certificate);
        xfree (build_ptr);
        *build_buffer_ptr = NULL;
        return SLURM_ERROR;
}

/* pack_job_desc
 * packs a job_desc struct 
 * header 	- the body structure to pack
 * buffer	- destination of the pack, contains pointers that are automatically updated
 */
void pack_job_desc ( job_desc_msg_t * job_desc_ptr, Buf buffer )
{	
	/* load the data values */
	pack16 (job_desc_ptr->contiguous, buffer);
	pack16 (job_desc_ptr->kill_on_node_fail, buffer);
	packstr (job_desc_ptr->features, buffer);
	pack32 (job_desc_ptr->job_id, buffer);
	packstr (job_desc_ptr->name, buffer);
	
	pack32 (job_desc_ptr->min_procs, buffer);
	pack32 (job_desc_ptr->min_memory, buffer);
	pack32 (job_desc_ptr->min_tmp_disk, buffer);
	
	packstr (job_desc_ptr->partition, buffer);
	pack32 (job_desc_ptr->priority, buffer);
	
	packstr (job_desc_ptr->req_nodes, buffer);
	packstr_array (job_desc_ptr->environment, job_desc_ptr->env_size, buffer);
	packstr (job_desc_ptr->script, buffer);

	packstr (job_desc_ptr->err, buffer);
	packstr (job_desc_ptr->in, buffer);
	packstr (job_desc_ptr->out, buffer);
	packstr (job_desc_ptr->work_dir, buffer);

	pack16 (job_desc_ptr->shared, buffer);
	pack32 (job_desc_ptr->time_limit, buffer);
	
	pack32 (job_desc_ptr->num_procs, buffer);
	pack32 (job_desc_ptr->num_nodes, buffer);
	pack32 (job_desc_ptr->user_id, buffer);

}

/* unpack_job_desc
 * unpacks a job_desc struct
 * header 	- the body structure to unpack
 * buffer	- source of the unpack, contains pointers that are automatically updated
 */
int unpack_job_desc ( job_desc_msg_t **job_desc_buffer_ptr, Buf buffer )
{	
	uint16_t uint16_tmp;
	job_desc_msg_t * job_desc_ptr ;

	/* alloc memory for structure */
	job_desc_ptr = xmalloc ( sizeof ( job_desc_msg_t ) ) ;
	*job_desc_buffer_ptr = job_desc_ptr ;

	/* load the data values */
	safe_unpack16 (&job_desc_ptr->contiguous, buffer);
	safe_unpack16 (&job_desc_ptr->kill_on_node_fail, buffer);
	safe_unpackstr_xmalloc (&job_desc_ptr->features, &uint16_tmp, buffer);
	safe_unpack32 (&job_desc_ptr->job_id, buffer);
	safe_unpackstr_xmalloc (&job_desc_ptr->name, &uint16_tmp, buffer);
	
	safe_unpack32 (&job_desc_ptr->min_procs, buffer);
	safe_unpack32 (&job_desc_ptr->min_memory, buffer);
	safe_unpack32 (&job_desc_ptr->min_tmp_disk, buffer);
	
	safe_unpackstr_xmalloc (&job_desc_ptr->partition, &uint16_tmp, buffer);
	safe_unpack32 (&job_desc_ptr->priority, buffer);

	safe_unpackstr_xmalloc (&job_desc_ptr->req_nodes, &uint16_tmp, buffer);
	safe_unpackstr_array (&job_desc_ptr->environment, &job_desc_ptr->env_size, buffer);
	safe_unpackstr_xmalloc (&job_desc_ptr->script, &uint16_tmp, buffer);

	safe_unpackstr_xmalloc (&job_desc_ptr->err, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&job_desc_ptr->in, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&job_desc_ptr->out, &uint16_tmp, buffer);
	safe_unpackstr_xmalloc (&job_desc_ptr->work_dir, &uint16_tmp, buffer);

	safe_unpack16 (&job_desc_ptr->shared, buffer);	
	safe_unpack32 (&job_desc_ptr->time_limit, buffer);
	
	safe_unpack32 (&job_desc_ptr->num_procs, buffer);
	safe_unpack32 (&job_desc_ptr->num_nodes, buffer);
	safe_unpack32 (&job_desc_ptr->user_id, buffer);

	return SLURM_SUCCESS ;

    unpack_error:
	if (job_desc_ptr->features)
		xfree (job_desc_ptr->features);
	if (job_desc_ptr->name)
		xfree (job_desc_ptr->name);
	if (job_desc_ptr->partition)
		xfree (job_desc_ptr->partition);
	if (job_desc_ptr->req_nodes)
		xfree (job_desc_ptr->req_nodes);
	if (job_desc_ptr->environment)
		xfree (job_desc_ptr->environment);
	if (job_desc_ptr->script)
		xfree (job_desc_ptr->script);
	if (job_desc_ptr->err)
		xfree (job_desc_ptr->err);
	if (job_desc_ptr->in)
		xfree (job_desc_ptr->in);
	if (job_desc_ptr->out)
		xfree (job_desc_ptr->out);
	if (job_desc_ptr->work_dir)
		xfree (job_desc_ptr->work_dir);
        xfree (job_desc_ptr);
        *job_desc_buffer_ptr = NULL;
        return SLURM_ERROR;
}

void pack_old_job_desc ( old_job_alloc_msg_t * job_desc_ptr, Buf buffer )
{	
	/* load the data values */
	pack32 (job_desc_ptr->job_id, buffer);
	pack32 (job_desc_ptr->uid, buffer);
}

int unpack_old_job_desc ( old_job_alloc_msg_t **job_desc_buffer_ptr, Buf buffer )
{	
	old_job_alloc_msg_t * job_desc_ptr ;

	/* alloc memory for structure */
	assert (job_desc_buffer_ptr != NULL);
	job_desc_ptr = xmalloc ( sizeof ( old_job_alloc_msg_t ) ) ;
	*job_desc_buffer_ptr = job_desc_ptr ;

	/* load the data values */
	safe_unpack32 (&job_desc_ptr->job_id, buffer);
	safe_unpack32 (&job_desc_ptr->uid, buffer);
	return SLURM_SUCCESS ;

    unpack_error:
        xfree (job_desc_ptr);
        *job_desc_buffer_ptr = NULL;
        return SLURM_ERROR;
}

void pack_last_update ( last_update_msg_t * msg , Buf buffer )
{
	pack_time ( msg -> last_update , buffer ) ;
}

int unpack_last_update ( last_update_msg_t ** msg , Buf buffer )
{
        last_update_msg_t * last_update_msg ;

        last_update_msg = xmalloc ( sizeof ( last_update_msg_t ) ) ;
	*msg = last_update_msg ;

	safe_unpack_time ( & last_update_msg -> last_update , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
        xfree (last_update_msg);
        *msg = NULL;
        return SLURM_ERROR;
}

void pack_return_code ( return_code_msg_t * msg , Buf buffer )
{
	pack32 ( msg -> return_code , buffer ) ;
}

int unpack_return_code ( return_code_msg_t ** msg , Buf buffer )
{
        return_code_msg_t * return_code_msg ;

        return_code_msg = xmalloc ( sizeof ( return_code_msg_t ) ) ;
	*msg = return_code_msg ;

	safe_unpack32 ( & return_code_msg -> return_code , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
        xfree (return_code_msg);
        *msg = NULL;
        return SLURM_ERROR;
}

void pack_reattach_tasks_streams_msg ( reattach_tasks_streams_msg_t * msg , Buf buffer )
{
	pack32 ( msg -> job_id , buffer ) ;
	pack32 ( msg -> job_step_id , buffer ) ;
	pack32 ( msg -> uid , buffer ) ;
	pack_job_credential ( msg -> credential , buffer ) ;
	pack32 ( msg -> tasks_to_reattach , buffer ) ;
	slurm_pack_slurm_addr ( & msg -> streams , buffer ) ;
	pack32_array ( msg -> global_task_ids , ( uint16_t ) msg -> tasks_to_reattach , buffer ) ;
}

int unpack_reattach_tasks_streams_msg ( reattach_tasks_streams_msg_t ** msg_ptr , Buf buffer )
{
	uint16_t uint16_tmp;
	reattach_tasks_streams_msg_t * msg ;

	msg = xmalloc ( sizeof ( reattach_tasks_streams_msg_t ) ) ;
	*msg_ptr = msg ;

	safe_unpack32 ( & msg -> job_id , buffer ) ;
	safe_unpack32 ( & msg -> job_step_id , buffer ) ;
	safe_unpack32 ( & msg -> uid , buffer ) ;
	if (unpack_job_credential( & msg -> credential ,  buffer ))
		goto unpack_error;
	safe_unpack32 ( & msg -> tasks_to_reattach , buffer ) ;
	if (slurm_unpack_slurm_addr_no_alloc ( & msg -> streams , buffer ))
		goto unpack_error;
	safe_unpack32_array ( & msg -> global_task_ids , & uint16_tmp , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
	if (msg -> global_task_ids)
		xfree (msg -> global_task_ids);
        xfree (msg);
        *msg_ptr = NULL;
        return SLURM_ERROR;
}

void pack_task_exit_msg ( task_exit_msg_t * msg , Buf buffer )
{
	pack32 ( msg -> task_id , buffer ) ;
	pack32 ( msg -> return_code , buffer ) ;
}

int unpack_task_exit_msg ( task_exit_msg_t ** msg_ptr , Buf buffer )
{
	task_exit_msg_t * msg ;

	msg = xmalloc ( sizeof ( task_exit_msg_t ) ) ;
	*msg_ptr = msg ;

	safe_unpack32 ( & msg -> task_id , buffer ) ;
	safe_unpack32 ( & msg -> return_code , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
        xfree (msg);
        *msg_ptr = NULL;
        return SLURM_ERROR;
}


void pack_launch_tasks_response_msg ( launch_tasks_response_msg_t * msg , Buf buffer )
{
	pack32  ( msg -> return_code , buffer ) ;
	packstr ( msg -> node_name , buffer ) ;
	pack32  ( msg -> srun_node_id , buffer ) ;
}

int unpack_launch_tasks_response_msg ( launch_tasks_response_msg_t ** msg_ptr , Buf buffer )
{
	uint16_t uint16_tmp;
	launch_tasks_response_msg_t * msg ;

	msg = xmalloc ( sizeof ( launch_tasks_response_msg_t ) ) ;
	*msg_ptr = msg ;

	safe_unpack32 ( & msg -> return_code , buffer ) ;
	safe_unpackstr_xmalloc ( & msg -> node_name , & uint16_tmp , buffer  ) ;
	safe_unpack32 ( & msg -> srun_node_id , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
	if (msg -> node_name)
		xfree (msg -> node_name);
        xfree (msg);
        *msg_ptr = NULL;
        return SLURM_ERROR;
}

void pack_launch_tasks_request_msg ( launch_tasks_request_msg_t * msg , Buf buffer )
{
	pack32 ( msg -> job_id , buffer ) ;
	pack32 ( msg -> job_step_id , buffer ) ;
	pack32 ( msg -> nnodes, buffer ) ;
	pack32 ( msg -> nprocs, buffer ) ;
	pack32 ( msg -> uid , buffer ) ;
	pack32 ( msg -> srun_node_id , buffer ) ;
	pack_job_credential ( msg -> credential , buffer ) ;
	pack32 ( msg -> tasks_to_launch , buffer ) ;
	packstr_array ( msg -> env , msg -> envc , buffer ) ;
	packstr ( msg -> cwd , buffer ) ;
	packstr_array ( msg -> argv , msg -> argc , buffer ) ;
	pack16 (  msg -> resp_port , buffer ) ;
	pack16 (  msg -> io_port , buffer ) ;
	pack32_array ( msg -> global_task_ids , (uint16_t) msg -> tasks_to_launch , buffer ) ;
#ifdef HAVE_LIBELAN3
	qsw_pack_jobinfo( msg -> qsw_job , buffer ) ;
#endif
}

int unpack_launch_tasks_request_msg ( launch_tasks_request_msg_t ** msg_ptr , Buf buffer )
{
	uint16_t uint16_tmp;
	launch_tasks_request_msg_t * msg ;

	msg = xmalloc ( sizeof ( launch_tasks_request_msg_t ) ) ;
	*msg_ptr = msg ;

	safe_unpack32 ( & msg -> job_id , buffer ) ;
	safe_unpack32 ( & msg -> job_step_id , buffer ) ;
	safe_unpack32 ( & msg -> nnodes, buffer ) ;
	safe_unpack32 ( & msg -> nprocs, buffer ) ;
	safe_unpack32 ( & msg -> uid , buffer  ) ;
	safe_unpack32 ( & msg -> srun_node_id , buffer ) ;
	if (unpack_job_credential( & msg -> credential ,  buffer ))
		goto unpack_error;
	safe_unpack32 ( & msg -> tasks_to_launch , buffer ) ;
	safe_unpackstr_array ( & msg -> env , & msg -> envc , buffer ) ;
	safe_unpackstr_xmalloc ( & msg -> cwd , & uint16_tmp , buffer ) ;
	safe_unpackstr_array ( & msg -> argv , & msg->argc , buffer ) ;
	safe_unpack16 ( & msg -> resp_port , buffer  ) ;
	safe_unpack16 ( & msg -> io_port , buffer  ) ;
	safe_unpack32_array ( & msg -> global_task_ids , & uint16_tmp , buffer ) ;

#ifdef HAVE_LIBELAN3
	qsw_alloc_jobinfo(&msg->qsw_job);
	if (qsw_unpack_jobinfo(msg->qsw_job, (void **) buffer) < 0) {
		error("qsw_unpack_jobinfo: %m");
		goto unpack_error;
	}
#endif
	return SLURM_SUCCESS ;

    unpack_error:
	if (msg -> env)
		xfree (msg -> env);
	if (msg -> cwd)
		xfree (msg -> cwd);
	if (msg -> argv)
		xfree (msg -> argv);
	if (msg -> global_task_ids)
		xfree (msg -> global_task_ids);
        xfree (msg);
        *msg_ptr = NULL;
        return SLURM_ERROR;
}

void pack_cancel_tasks_msg ( kill_tasks_msg_t * msg , Buf buffer )
{
	pack32 ( msg -> job_id , buffer ) ;
	pack32 ( msg -> job_step_id , buffer ) ;
	pack32 ( msg -> signal , buffer ) ;
}

int unpack_cancel_tasks_msg ( kill_tasks_msg_t ** msg_ptr , Buf buffer )
{
	kill_tasks_msg_t * msg ;

	msg = xmalloc ( sizeof ( kill_tasks_msg_t ) ) ;
	*msg_ptr = msg ;

	safe_unpack32 ( & msg -> job_id , buffer ) ;
	safe_unpack32 ( & msg -> job_step_id , buffer ) ;
	safe_unpack32 ( & msg -> signal , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
        xfree (msg);
        *msg_ptr = NULL;
        return SLURM_ERROR ;
}

void pack_shutdown_msg ( shutdown_msg_t * msg , Buf buffer )
{
	pack16 ( msg -> core , buffer ) ;
}

int unpack_shutdown_msg ( shutdown_msg_t ** msg_ptr , Buf buffer )
{
	shutdown_msg_t * msg ;

	msg = xmalloc ( sizeof ( shutdown_msg_t ) ) ;
	*msg_ptr = msg ;

	safe_unpack16 ( & msg -> core , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
        xfree (msg);
        *msg_ptr = NULL;
        return SLURM_ERROR;
}

void pack_job_step_id ( job_step_id_t * msg , Buf buffer )
{
	pack_time ( msg -> last_update , buffer ) ;
	pack32 ( msg -> job_id , buffer ) ;
	pack32 ( msg -> job_step_id , buffer ) ;
}

int unpack_job_step_id ( job_step_id_t ** msg_ptr , Buf buffer )
{
	job_step_id_msg_t * msg ;

	msg = xmalloc ( sizeof ( job_step_id_msg_t ) ) ;
	*msg_ptr = msg ;

	safe_unpack_time ( & msg -> last_update , buffer ) ;
	safe_unpack32 ( & msg -> job_id , buffer ) ;
	safe_unpack32 ( & msg -> job_step_id , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
	xfree (msg);
	*msg_ptr = NULL;
	return SLURM_ERROR;
}

void pack_get_job_step_info ( job_step_info_request_msg_t * msg , Buf buffer )
{
	pack_time ( msg -> last_update , buffer ) ;
	pack32 ( msg -> job_id , buffer ) ;
	pack32 ( msg -> step_id , buffer ) ;
}

int unpack_get_job_step_info ( job_step_info_request_msg_t ** msg , Buf buffer )
{
        job_step_info_request_msg_t * job_step_info ;

        job_step_info = xmalloc ( sizeof ( job_step_info_request_msg_t ) ) ;
	*msg = job_step_info;
 
	safe_unpack_time ( & job_step_info -> last_update , buffer ) ;
	safe_unpack32 ( & job_step_info -> job_id , buffer ) ;
	safe_unpack32 ( & job_step_info -> step_id , buffer ) ;
	return SLURM_SUCCESS ;

    unpack_error:
	xfree (job_step_info);
	*msg = NULL;
	return SLURM_ERROR;
}


void pack_slurm_addr_array ( slurm_addr * slurm_address , uint16_t size_val, Buf buffer )
{
	int i=0;
	uint16_t nl = htons(size_val);
	pack16( nl, buffer );

	for ( i=0; i < size_val; i++ ) 
	{
		slurm_pack_slurm_addr ( slurm_address + i , buffer ) ;
	}
	
}

int 
unpack_slurm_addr_array ( slurm_addr ** slurm_address , uint16_t * size_val , Buf buffer )
{
	int i=0;
	uint16_t nl ;

	*slurm_address = NULL;
	safe_unpack16( & nl , buffer );
	*size_val = ntohs ( nl ) ;
	*slurm_address = xmalloc( (*size_val) * sizeof( slurm_addr ) );

	for ( i=0; i < *size_val; i++ ) 
	{
		if (slurm_unpack_slurm_addr_no_alloc ( (*slurm_address) + i , buffer ))
			goto unpack_error;

	}
	return SLURM_SUCCESS;

    unpack_error:
	if (*slurm_address)
		xfree (*slurm_address);
	*slurm_address = NULL;
	return SLURM_ERROR;
}

void 
pack_batch_job_launch ( batch_job_launch_msg_t* msg , Buf buffer )
{
	assert ( msg != NULL );

	pack32 ( msg -> job_id, buffer ) ;
	pack32 ( msg -> user_id, buffer ) ;

	packstr ( msg -> nodes, buffer ) ;
	packstr ( msg -> script, buffer ) ;
	packstr ( msg -> work_dir, buffer ) ;

	packstr ( msg -> err, buffer ) ;
	packstr ( msg -> in, buffer ) ;
	packstr ( msg -> out, buffer ) ;

	pack16 ( msg -> argc, buffer ) ;
	packstr_array (msg -> argv, msg -> argc, buffer);

	pack16 ( msg -> env_size, buffer ) ;
	packstr_array (msg -> environment, msg -> env_size, buffer);
}

int 
unpack_batch_job_launch( batch_job_launch_msg_t** msg , Buf buffer )
{
	uint16_t uint16_tmp;
	batch_job_launch_msg_t *launch_msg_ptr ;

	assert ( msg != NULL );
	launch_msg_ptr = xmalloc ( sizeof (batch_job_launch_msg_t) ) ;
	*msg = launch_msg_ptr ;

	safe_unpack32 ( & launch_msg_ptr -> job_id, buffer ) ;
	safe_unpack32 ( & launch_msg_ptr -> user_id, buffer ) ;

	safe_unpackstr_xmalloc ( & launch_msg_ptr -> nodes, & uint16_tmp , buffer ) ;
	safe_unpackstr_xmalloc ( & launch_msg_ptr -> script, & uint16_tmp , buffer ) ;
	safe_unpackstr_xmalloc ( & launch_msg_ptr -> work_dir, & uint16_tmp , buffer ) ;

	safe_unpackstr_xmalloc ( & launch_msg_ptr -> err, & uint16_tmp , buffer ) ;
	safe_unpackstr_xmalloc ( & launch_msg_ptr -> in, & uint16_tmp , buffer ) ;
	safe_unpackstr_xmalloc ( & launch_msg_ptr -> out, & uint16_tmp , buffer ) ;

	safe_unpack16 ( & launch_msg_ptr -> argc, buffer ) ;
	safe_unpackstr_array (& launch_msg_ptr -> argv, &launch_msg_ptr -> argc, buffer);

	safe_unpack16 ( & launch_msg_ptr -> env_size, buffer ) ;
	safe_unpackstr_array (& launch_msg_ptr -> environment, &launch_msg_ptr -> env_size, buffer);

	return SLURM_SUCCESS;

    unpack_error:
	if (launch_msg_ptr -> nodes)
		xfree (launch_msg_ptr -> nodes);
	if (launch_msg_ptr -> script)
		xfree (launch_msg_ptr -> script);
	if (launch_msg_ptr -> work_dir)
		xfree (launch_msg_ptr -> work_dir);
	if (launch_msg_ptr -> err)
		xfree (launch_msg_ptr -> err);
	if (launch_msg_ptr -> in)
		xfree (launch_msg_ptr -> in);
	if (launch_msg_ptr -> out)
		xfree (launch_msg_ptr -> out);
	if (launch_msg_ptr -> argv)
		xfree (launch_msg_ptr -> argv);
	if (launch_msg_ptr -> environment)
		xfree (launch_msg_ptr -> environment);
	xfree (launch_msg_ptr);
	*msg = NULL;
	return SLURM_ERROR;
}

/* template 
void pack_ ( * msg , Buf buffer )
{
	assert ( msg != NULL );

	pack16 ( msg -> , buffer ) ;
	pack32 ( msg -> , buffer ) ;
	packstr ( msg -> , buffer ) ;
}

int unpack_ ( ** msg_ptr , Buf buffer )
{
	uint16_t uint16_tmp;
	* msg ;

	assert ( msg_ptr != NULL );

	msg = xmalloc ( sizeof ( ) ) ;
	*msg_ptr = msg;

	safe_unpack16 ( & msg -> , buffer ) ;
	safe_unpack32 ( & msg -> , buffer ) ;
	safe_unpackstr_xmalloc ( & msg -> x, & uint16_tmp , buffer ) ;
	return SLURM_SUCCESS;

    unpack_error:
	if (msg -> x)
		xfree (msg -> x);
	xfree (msg);
	*msg_ptr = NULL;
	return SLURM_ERROR;
}
*/