slurm_protocol_pack.c

int unpack_job_desc ( job_desc_msg_t **job_desc_buffer_ptr, void ** buf_ptr , int * buffer_size )
{	
	uint16_t uint16_tmp;
	job_desc_msg_t * job_desc_ptr ;

	/* alloc memory for structure */
	job_desc_ptr = xmalloc ( sizeof ( job_desc_msg_t ) ) ;
	if (job_desc_ptr== NULL) 
	{
		*job_desc_buffer_ptr = NULL ;
		return ENOMEM ;
	}

	/* load the data values */
	/* unpack timestamp of snapshot */

	unpack16 (&job_desc_ptr->contiguous, buf_ptr, buffer_size);
	unpackstr_xmalloc (&job_desc_ptr->features, &uint16_tmp, buf_ptr, buffer_size);
	unpackstr_xmalloc (&job_desc_ptr->groups, &uint16_tmp, buf_ptr, buffer_size);
	unpack32 (&job_desc_ptr->job_id, buf_ptr, buffer_size);
	unpackstr_xmalloc (&job_desc_ptr->name, &uint16_tmp, buf_ptr, buffer_size);
	unpackmem_xmalloc ( ( char ** ) &job_desc_ptr->partition_key, &uint16_tmp, 
				buf_ptr, buffer_size);
	
	unpack32 (&job_desc_ptr->min_procs, buf_ptr, buffer_size);
	unpack32 (&job_desc_ptr->min_memory, buf_ptr, buffer_size);
	unpack32 (&job_desc_ptr->min_tmp_disk, buf_ptr, buffer_size);
	
	unpackstr_xmalloc (&job_desc_ptr->partition, &uint16_tmp, buf_ptr, buffer_size);
	unpack32 (&job_desc_ptr->priority, buf_ptr, buffer_size);
	
	unpackstr_xmalloc (&job_desc_ptr->req_nodes, &uint16_tmp, buf_ptr, buffer_size);
	unpackstring_array (&job_desc_ptr->environment, &job_desc_ptr->env_size, buf_ptr, buffer_size);
	unpackstr_xmalloc (&job_desc_ptr->script, &uint16_tmp, buf_ptr, buffer_size);

	unpackstr_xmalloc (&job_desc_ptr->stderr, &uint16_tmp, buf_ptr, buffer_size);
	unpackstr_xmalloc (&job_desc_ptr->stdin, &uint16_tmp, buf_ptr, buffer_size);
	unpackstr_xmalloc (&job_desc_ptr->stdout, &uint16_tmp, buf_ptr, buffer_size);
	unpackstr_xmalloc (&job_desc_ptr->work_dir, &uint16_tmp, buf_ptr, buffer_size);

	unpack16 (&job_desc_ptr->shared, buf_ptr, buffer_size);	
	unpack32 (&job_desc_ptr->time_limit, buf_ptr, buffer_size);
	
	unpack32 (&job_desc_ptr->num_procs, buf_ptr, buffer_size);
	unpack32 (&job_desc_ptr->num_nodes, buf_ptr, buffer_size);
	unpack32 (&job_desc_ptr->user_id, buf_ptr, buffer_size);

	*job_desc_buffer_ptr = job_desc_ptr ;
	return 0 ;
}

void pack_last_update ( last_update_msg_t * msg , void ** buffer , uint32_t * length )
{
	pack32 ( msg -> last_update , buffer , length ) ;
}

int unpack_last_update ( last_update_msg_t ** msg , void ** buffer , uint32_t * length )
{
        last_update_msg_t * last_update_msg ;

        last_update_msg = xmalloc ( sizeof ( last_update_msg_t ) ) ;
        if ( last_update_msg == NULL)
        {
                *msg = NULL ;
                return ENOMEM ;
        }

	unpack32 ( & last_update_msg -> last_update , buffer , length ) ;
	*msg = last_update_msg ;
	return 0 ;
}

void pack_return_code ( return_code_msg_t * msg , void ** buffer , uint32_t * length )
{
	pack32 ( msg -> return_code , buffer , length ) ;
}

int unpack_return_code ( return_code_msg_t ** msg , void ** buffer , uint32_t * length )
{
        return_code_msg_t * return_code_msg ;

        return_code_msg = xmalloc ( sizeof ( return_code_msg_t ) ) ;
        if ( return_code_msg == NULL)
        {
                *msg = NULL ;
                return ENOMEM ;
        }

	unpack32 ( & return_code_msg -> return_code , buffer , length ) ;
	*msg = return_code_msg ;
	return 0 ;
}

void pack_reattach_tasks_streams_msg ( reattach_tasks_streams_msg_t * msg , void ** buffer , uint32_t * length )
{
	pack32 ( msg -> job_id , buffer , length ) ;
	pack32 ( msg -> job_step_id , buffer , length ) ;
	pack32 ( msg -> uid , buffer , length ) ;
	pack_job_credential ( msg -> credential , buffer , length ) ;
	pack32 ( msg -> tasks_to_reattach , buffer , length ) ;
	slurm_pack_slurm_addr ( & msg -> streams , buffer , length ) ;
	pack32_array ( msg -> global_task_ids , ( uint16_t ) msg -> tasks_to_reattach , buffer , length ) ;
}

int unpack_reattach_tasks_streams_msg ( reattach_tasks_streams_msg_t ** msg_ptr , void ** buffer , uint32_t * length )
{
	uint16_t uint16_tmp;
	reattach_tasks_streams_msg_t * msg ;

	msg = xmalloc ( sizeof ( reattach_tasks_streams_msg_t ) ) ;
	if (msg == NULL) 
	{
		*msg_ptr = NULL ;
		return ENOMEM ;
	}

	unpack32 ( & msg -> job_id , buffer , length ) ;
	unpack32 ( & msg -> job_step_id , buffer , length ) ;
	unpack32 ( & msg -> uid , buffer , length ) ;
	unpack_job_credential( & msg -> credential ,  buffer , length ) ;
	unpack32 ( & msg -> tasks_to_reattach , buffer , length ) ;
	slurm_unpack_slurm_addr_no_alloc ( & msg -> streams , buffer , length ) ;
	unpack32_array ( & msg -> global_task_ids , & uint16_tmp , buffer , length ) ;
	*msg_ptr = msg ;
	return 0 ;
}

void pack_launch_tasks_response_msg ( launch_tasks_response_msg_t * msg , void ** buffer , uint32_t * length )
{
	pack32 ( msg -> return_code , buffer , length ) ;
	packstr ( msg -> node_name , buffer , length ) ;
}

int unpack_launch_tasks_response_msg ( launch_tasks_response_msg_t ** msg_ptr , void ** buffer , uint32_t * length )
{
	uint16_t uint16_tmp;
	launch_tasks_response_msg_t * msg ;

	msg = xmalloc ( sizeof ( launch_tasks_response_msg_t ) ) ;
	if (msg == NULL) 
	{
		*msg_ptr = NULL ;
		return ENOMEM ;
	}

	unpack32 ( & msg -> return_code , buffer , length ) ;
	unpackstr_xmalloc ( & msg -> node_name , & uint16_tmp , buffer , length ) ;
	*msg_ptr = msg ;
	return 0 ;
}

void pack_launch_tasks_request_msg ( launch_tasks_request_msg_t * msg , void ** buffer , uint32_t * length )
{
	pack32 ( msg -> job_id , buffer , length ) ;
	pack32 ( msg -> job_step_id , buffer , length ) ;
	pack32 ( msg -> uid , buffer , length ) ;
	pack_job_credential ( msg -> credential , buffer , length ) ;
	pack32 ( msg -> tasks_to_launch , buffer , length ) ;
	packstring_array ( msg -> env , msg -> envc , buffer , length ) ;
	packstr ( msg -> cwd , buffer , length ) ;
	packstring_array ( msg -> argv , msg -> argc , buffer , length ) ;
	slurm_pack_slurm_addr ( & msg -> response_addr , buffer , length ) ;
	slurm_pack_slurm_addr ( & msg -> streams , buffer , length ) ;
	pack32_array ( msg -> global_task_ids , ( uint16_t ) msg -> tasks_to_launch , buffer , length ) ;
}

int unpack_launch_tasks_request_msg ( launch_tasks_request_msg_t ** msg_ptr , void ** buffer , uint32_t * length )
{
	uint16_t uint16_tmp;
	launch_tasks_request_msg_t * msg ;

	msg = xmalloc ( sizeof ( launch_tasks_request_msg_t ) ) ;
	if (msg == NULL) 
	{
		*msg_ptr = NULL ;
		return ENOMEM ;
	}

	unpack32 ( & msg -> job_id , buffer , length ) ;
	unpack32 ( & msg -> job_step_id , buffer , length ) ;
	unpack32 ( & msg -> uid , buffer , length ) ;
	unpack_job_credential( & msg -> credential ,  buffer , length ) ;
	unpack32 ( & msg -> tasks_to_launch , buffer , length ) ;
	unpackstring_array ( & msg -> env , & msg -> envc , buffer , length ) ;
	unpackstr_xmalloc ( & msg -> cwd , & uint16_tmp , buffer , length ) ;
	unpackstring_array ( & msg -> argv , & msg->argc , buffer , length ) ;
	slurm_unpack_slurm_addr_no_alloc ( & msg -> response_addr , buffer , length ) ;
	slurm_unpack_slurm_addr_no_alloc ( & msg -> streams , buffer , length ) ;
	unpack32_array ( & msg -> global_task_ids , & uint16_tmp , buffer , length ) ;
	*msg_ptr = msg ;
	return 0 ;
}

void pack_cancel_tasks_msg ( kill_tasks_msg_t * msg , void ** buffer , uint32_t * length )
{
	pack32 ( msg -> job_id , buffer , length ) ;
	pack32 ( msg -> job_step_id , buffer , length ) ;
	pack32 ( msg -> signal , buffer , length ) ;
}

int unpack_cancel_tasks_msg ( kill_tasks_msg_t ** msg_ptr , void ** buffer , uint32_t * length )
{
	kill_tasks_msg_t * msg ;

	msg = xmalloc ( sizeof ( kill_tasks_msg_t ) ) ;
	if ( msg == NULL) 
	{
		*msg_ptr = NULL ;
		return ENOMEM ;
	}

	unpack32 ( & msg -> job_id , buffer , length ) ;
	unpack32 ( & msg -> job_step_id , buffer , length ) ;
	unpack32 ( & msg -> signal , buffer , length ) ;
	*msg_ptr = msg ;
	return 0 ;
}

void pack_cancel_job_step_msg ( job_step_id_msg_t * msg , void ** buffer , uint32_t * length )
{
	pack32 ( msg -> job_id , buffer , length ) ;
	pack32 ( msg -> job_step_id , buffer , length ) ;
}

int unpack_cancel_job_step_msg ( job_step_id_msg_t ** msg_ptr , void ** buffer , uint32_t * length )
{
	job_step_id_msg_t * msg ;

	msg = xmalloc ( sizeof ( job_step_id_msg_t ) ) ;
	if ( msg == NULL) 
	{
		*msg_ptr = NULL ;
		return ENOMEM ;
	}

	unpack32 ( & msg -> job_id , buffer , length ) ;
	unpack32 ( & msg -> job_step_id , buffer , length ) ;
	*msg_ptr = msg ;
	return 0 ;
}

/* template 
void pack_ ( * msg , void ** buffer , uint32_t * length )
{
	assert ( msg != NULL );

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

void unpack_ ( ** msg_ptr , void ** buffer , uint32_t * length )
{
	uint16_t uint16_tmp;
	* msg ;

	assert ( msg_ptr != NULL );

	msg = xmalloc ( sizeof ( ) ) ;
	if (msg == NULL) 
	{
		*msg_ptr = NULL ;
		return ;
	}

	unpack16 ( & msg -> , buffer , length ) ;
	unpack32 ( & msg -> , buffer , length ) ;
	unpackstr_xmalloc ( & msg -> , & uint16_tmp , buffer , length ) ;
	*msg_ptr = msg ;
}
*/

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

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

void unpack_slurm_addr_array ( slurm_addr ** slurm_address , uint16_t * size_val , void ** buffer , int * length )
{
	int i=0;
	uint16_t nl ;
	unpack16( & nl , buffer , length );
	*size_val = ntohs ( nl ) ;
	*slurm_address = xmalloc( (*size_val) * sizeof( slurm_addr ) );

	for ( i=0; i < *size_val; i++ ) 
	{
		slurm_unpack_slurm_addr_no_alloc ( (*slurm_address) + i , buffer , length );
	}
}