3 /* Copyright (c) 2004 Arnaud Legrand. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "network_private.h"
11 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_network, surf,
12 "Logging specific to the SURF network module");
14 surf_network_model_t surf_network_model = NULL;
15 static lmm_system_t network_maxmin_system = NULL;
16 static void (*network_solve) (lmm_system_t) = NULL;
18 xbt_dict_t link_set = NULL;
19 xbt_dict_t network_card_set = NULL;
23 link_CM02_t **routing_table = NULL;
24 int *routing_table_size = NULL;
25 static link_CM02_t loopback = NULL;
27 static void create_routing_table(void)
30 xbt_new0(link_CM02_t *, /*card_number * card_number */ host_number * host_number);
31 routing_table_size = xbt_new0(int, /*card_number * card_number*/ host_number * host_number);
34 static void link_free(void *nw_link)
36 free(((link_CM02_t) nw_link)->name);
40 static link_CM02_t link_new(char *name,
42 tmgr_trace_t bw_trace,
44 tmgr_trace_t lat_trace,
47 tmgr_trace_t state_trace,
48 e_surf_link_sharing_policy_t
49 policy, xbt_dict_t properties)
51 link_CM02_t nw_link = xbt_new0(s_link_CM02_t, 1);
52 xbt_assert1(!xbt_dict_get_or_null(link_set, name),
53 "Link '%s' declared several times in the platform file.", name);
55 nw_link->model = (surf_model_t) surf_network_model;
57 nw_link->bw_current = bw_initial;
60 tmgr_history_add_trace(history, bw_trace, 0.0, 0, nw_link);
61 nw_link->lat_current = lat_initial;
64 tmgr_history_add_trace(history, lat_trace, 0.0, 0, nw_link);
65 nw_link->state_current = state_initial;
67 nw_link->state_event =
68 tmgr_history_add_trace(history, state_trace, 0.0, 0, nw_link);
71 lmm_constraint_new(network_maxmin_system, nw_link,
74 if (policy == SURF_LINK_FATPIPE)
75 lmm_constraint_shared(nw_link->constraint);
77 nw_link->properties = properties;
79 current_property_set = properties;
81 xbt_dict_set(link_set, name, nw_link, link_free);
86 static void network_card_free(void *nw_card)
88 free(((network_card_CM02_t) nw_card)->name);
92 static int network_card_new(const char *card_name)
94 network_card_CM02_t card =
95 xbt_dict_get_or_null(network_card_set, card_name);
98 card = xbt_new0(s_network_card_CM02_t, 1);
99 card->name = xbt_strdup(card_name);
100 card->id = card_number++;
101 xbt_dict_set(network_card_set, card_name, card, network_card_free);
106 static void route_new(int src_id, int dst_id,
107 link_CM02_t * link_list, int nb_link)
109 ROUTE_SIZE(src_id, dst_id) = nb_link;
110 ROUTE(src_id, dst_id) = link_list =
111 xbt_realloc(link_list, sizeof(link_CM02_t) * nb_link);
114 static void parse_link_init(void)
118 tmgr_trace_t bw_trace;
120 tmgr_trace_t lat_trace;
121 e_surf_link_state_t state_initial_link = SURF_LINK_ON;
122 e_surf_link_sharing_policy_t policy_initial_link = SURF_LINK_SHARED;
123 tmgr_trace_t state_trace;
125 name_link = xbt_strdup(A_surfxml_link_id);
126 surf_parse_get_double(&bw_initial, A_surfxml_link_bandwidth);
127 surf_parse_get_trace(&bw_trace, A_surfxml_link_bandwidth_file);
128 surf_parse_get_double(&lat_initial, A_surfxml_link_latency);
129 surf_parse_get_trace(&lat_trace, A_surfxml_link_latency_file);
131 xbt_assert0((A_surfxml_link_state ==
132 A_surfxml_link_state_ON)
133 || (A_surfxml_link_state ==
134 A_surfxml_link_state_OFF), "Invalid state");
135 if (A_surfxml_link_state == A_surfxml_link_state_ON)
136 state_initial_link = SURF_LINK_ON;
137 else if (A_surfxml_link_state ==
138 A_surfxml_link_state_OFF)
139 state_initial_link = SURF_LINK_OFF;
141 if (A_surfxml_link_sharing_policy ==
142 A_surfxml_link_sharing_policy_SHARED)
143 policy_initial_link = SURF_LINK_SHARED;
144 else if (A_surfxml_link_sharing_policy ==
145 A_surfxml_link_sharing_policy_FATPIPE)
146 policy_initial_link = SURF_LINK_FATPIPE;
148 surf_parse_get_trace(&state_trace, A_surfxml_link_state_file);
150 link_new(name_link, bw_initial, bw_trace,
151 lat_initial, lat_trace, state_initial_link, state_trace,
152 policy_initial_link, xbt_dict_new());
156 static int src_id = -1;
157 static int dst_id = -1;
159 static void parse_route_set_endpoints(void)
161 src_id = network_card_new(A_surfxml_route_src);
162 dst_id = network_card_new(A_surfxml_route_dst);
163 route_action = A_surfxml_route_action;
164 route_link_list = xbt_dynar_new(sizeof(char *), &free_string);
167 static void parse_route_set_route(void)
170 if (src_id != -1 && dst_id != -1) {
171 name = bprintf("%x#%x",src_id, dst_id);
172 manage_route(route_table, name, route_action, 0);
177 static void add_loopback(void)
180 /* Adding loopback if needed */
181 for (i = 0; i < host_number; i++)
182 if (!ROUTE_SIZE(i, i)) {
184 loopback = link_new(xbt_strdup("__MSG_loopback__"),
185 498000000, NULL, 0.000015, NULL,
187 SURF_LINK_FATPIPE,NULL);
188 ROUTE_SIZE(i, i) = 1;
189 ROUTE(i, i) = xbt_new0(link_CM02_t, 1);
190 ROUTE(i, i)[0] = loopback;
194 static void add_route(void)
198 unsigned int cpt = 0;
199 int link_list_capacity = 0;
200 link_CM02_t *link_list = NULL;
201 xbt_dict_cursor_t cursor = NULL;
202 char *key,*data, *end;
203 const char *sep = "#";
204 xbt_dynar_t links, keys;
206 if (routing_table == NULL) create_routing_table();
208 xbt_dict_foreach(route_table, cursor, key, data) {
210 links = (xbt_dynar_t)data;
211 keys = xbt_str_split_str(key, sep);
213 link_list_capacity = xbt_dynar_length(links);
214 link_list = xbt_new(link_CM02_t, link_list_capacity);
216 src_id = strtol(xbt_dynar_get_as(keys, 0, char*), &end, 16);
217 dst_id = strtol(xbt_dynar_get_as(keys, 1, char*), &end, 16);
220 xbt_dynar_foreach (links, cpt, link) {
222 link_list[nb_link++] = xbt_dict_get(link_set, link);
225 RETHROW1("Link %s not found (dict raised this exception: %s)", link);
228 route_new(src_id, dst_id, link_list, nb_link);
229 xbt_dynar_free(&links);
232 xbt_dict_free(&route_table);
236 static void count_hosts(void)
241 static int called = 0;
243 static void add_traces(void)
245 xbt_dynar_t trace_connect = NULL;
247 int connect_element, connect_kind;
248 char *value, *trace_id, *connector_id;
255 /*for all trace connects parse them and update traces for hosts or links */
256 xbt_dynar_foreach (traces_connect_list, cpt, value) {
257 trace_connect = xbt_str_split_str(value, "#");
258 trace_id = xbt_dynar_get_as(trace_connect, 0, char*);
259 connect_element = atoi(xbt_dynar_get_as(trace_connect, 1, char*));
260 connect_kind = atoi(xbt_dynar_get_as(trace_connect, 2, char*));
261 connector_id = xbt_dynar_get_as(trace_connect, 3, char*);
263 xbt_assert1((trace = xbt_dict_get_or_null(traces_set_list, trace_id)), "Trace %s undefined", trace_id);
265 if (connect_element == A_surfxml_trace_c_connect_element_LINK) {
266 xbt_assert1((link = xbt_dict_get_or_null(link_set, connector_id)), "Link %s undefined", connector_id);
267 switch (connect_kind) {
268 case A_surfxml_trace_c_connect_kind_AVAILABILITY: link->state_event = tmgr_history_add_trace(history, trace, 0.0, 0, link); break;
269 case A_surfxml_trace_c_connect_kind_BANDWIDTH: link->bw_event = tmgr_history_add_trace(history, trace, 0.0, 0, link); break;
270 case A_surfxml_trace_c_connect_kind_LATENCY: link->lat_event = tmgr_history_add_trace(history, trace, 0.0, 0, link); break;
275 xbt_dynar_free(&trace_connect);
276 xbt_dynar_free(&traces_connect_list);
277 xbt_dict_free(&traces_set_list);
280 static void define_callbacks(const char *file)
282 /* Figuring out the network links */
283 surfxml_add_callback(STag_surfxml_host_cb_list, &count_hosts);
284 surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_init);
285 surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties);
286 surfxml_add_callback(STag_surfxml_route_cb_list, &parse_route_set_endpoints);
287 surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &parse_route_elem);
288 surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_route);
289 surfxml_add_callback(STag_surfxml_platform_cb_list, &init_data);
290 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_route);
291 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_loopback);
292 surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_traces);
293 surfxml_add_callback(STag_surfxml_set_cb_list, &parse_sets);
294 surfxml_add_callback(STag_surfxml_route_c_multi_cb_list, &parse_route_multi_set_endpoints);
295 surfxml_add_callback(ETag_surfxml_route_c_multi_cb_list, &parse_route_multi_set_route);
296 surfxml_add_callback(STag_surfxml_foreach_cb_list, &parse_foreach);
297 surfxml_add_callback(STag_surfxml_cluster_cb_list, &parse_cluster);
298 surfxml_add_callback(STag_surfxml_trace_cb_list, &parse_trace_init);
299 surfxml_add_callback(ETag_surfxml_trace_cb_list, &parse_trace_finalize);
300 surfxml_add_callback(STag_surfxml_trace_c_connect_cb_list, &parse_trace_c_connect);
303 static void *name_service(const char *name)
305 network_card_CM02_t card = xbt_dict_get_or_null(network_card_set, name);
309 static const char *get_resource_name(void *resource_id)
311 return ((network_card_CM02_t) resource_id)->name;
314 static int resource_used(void *resource_id)
316 return lmm_constraint_used(network_maxmin_system,
317 ((link_CM02_t) resource_id)->
321 static int action_free(surf_action_t action)
324 if (!action->using) {
325 xbt_swag_remove(action, action->state_set);
326 if (((surf_action_network_CM02_t) action)->variable)
327 lmm_variable_free(network_maxmin_system,
328 ((surf_action_network_CM02_t) action)->variable);
335 static void action_use(surf_action_t action)
340 static void action_cancel(surf_action_t action)
345 static void action_recycle(surf_action_t action)
350 static void action_change_state(surf_action_t action,
351 e_surf_action_state_t state)
353 /* if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
354 /* if(((surf_action_network_CM02_t)action)->variable) { */
355 /* lmm_variable_disable(network_maxmin_system, ((surf_action_network_CM02_t)action)->variable); */
356 /* ((surf_action_network_CM02_t)action)->variable = NULL; */
359 surf_action_change_state(action, state);
363 static double share_resources(double now)
365 s_surf_action_network_CM02_t s_action;
366 surf_action_network_CM02_t action = NULL;
367 xbt_swag_t running_actions =
368 surf_network_model->common_public->states.running_action_set;
371 min = generic_maxmin_share_resources(running_actions,
372 xbt_swag_offset(s_action,
374 network_maxmin_system,
377 xbt_swag_foreach(action, running_actions) {
378 if (action->latency > 0) {
380 min = action->latency;
381 else if (action->latency < min)
382 min = action->latency;
389 static void update_actions_state(double now, double delta)
392 surf_action_network_CM02_t action = NULL;
393 surf_action_network_CM02_t next_action = NULL;
394 xbt_swag_t running_actions =
395 surf_network_model->common_public->states.running_action_set;
397 xbt_swag_t failed_actions =
398 surf_network_model->common_public->states.failed_action_set;
401 xbt_swag_foreach_safe(action, next_action, running_actions) {
403 if (action->latency > 0) {
404 if (action->latency > deltap) {
405 double_update(&(action->latency), deltap);
408 double_update(&(deltap), action->latency);
409 action->latency = 0.0;
411 if ((action->latency == 0.0) && !(action->suspended))
412 lmm_update_variable_weight(network_maxmin_system, action->variable,
413 action->lat_current);
415 double_update(&(action->generic_action.remains),
416 lmm_variable_getvalue(action->variable) * deltap);
417 if (action->generic_action.max_duration != NO_MAX_DURATION)
418 double_update(&(action->generic_action.max_duration), delta);
420 /* if(action->generic_action.remains<.00001) action->generic_action.remains=0; */
422 if ((action->generic_action.remains <= 0) &&
423 (lmm_get_variable_weight(action->variable) > 0)) {
424 action->generic_action.finish = surf_get_clock();
425 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
426 } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
427 (action->generic_action.max_duration <= 0)) {
428 action->generic_action.finish = surf_get_clock();
429 action_change_state((surf_action_t) action, SURF_ACTION_DONE);
430 } else { /* Need to check that none of the model has failed */
431 lmm_constraint_t cnst = NULL;
433 link_CM02_t nw_link = NULL;
436 lmm_get_cnst_from_var(network_maxmin_system,
437 action->variable, i++))) {
438 nw_link = lmm_constraint_id(cnst);
439 if (nw_link->state_current == SURF_LINK_OFF) {
440 action->generic_action.finish = surf_get_clock();
441 action_change_state((surf_action_t) action, SURF_ACTION_FAILED);
451 static void update_resource_state(void *id,
452 tmgr_trace_event_t event_type,
455 link_CM02_t nw_link = id;
456 /* printf("[" "%lg" "] Asking to update network card \"%s\" with value " */
457 /* "%lg" " for event %p\n", surf_get_clock(), nw_link->name, */
458 /* value, event_type); */
460 if (event_type == nw_link->bw_event) {
461 nw_link->bw_current = value;
462 lmm_update_constraint_bound(network_maxmin_system, nw_link->constraint,
463 nw_link->bw_current);
464 } else if (event_type == nw_link->lat_event) {
465 double delta = value - nw_link->lat_current;
466 lmm_variable_t var = NULL;
467 surf_action_network_CM02_t action = NULL;
469 nw_link->lat_current = value;
470 while (lmm_get_var_from_cnst
471 (network_maxmin_system, nw_link->constraint, &var)) {
472 action = lmm_variable_id(var);
473 action->lat_current += delta;
474 if (action->rate < 0)
475 lmm_update_variable_bound(network_maxmin_system, action->variable,
476 SG_TCP_CTE_GAMMA / (2.0 *
480 lmm_update_variable_bound(network_maxmin_system, action->variable,
482 SG_TCP_CTE_GAMMA / (2.0 *
485 if (!(action->suspended))
486 lmm_update_variable_weight(network_maxmin_system, action->variable,
487 action->lat_current);
488 lmm_update_variable_latency(network_maxmin_system, action->variable,
491 } else if (event_type == nw_link->state_event) {
493 nw_link->state_current = SURF_LINK_ON;
495 nw_link->state_current = SURF_LINK_OFF;
497 CRITICAL0("Unknown event ! \n");
504 static surf_action_t communicate(void *src, void *dst, double size,
507 surf_action_network_CM02_t action = NULL;
508 network_card_CM02_t card_src = src;
509 network_card_CM02_t card_dst = dst;
510 int route_size = ROUTE_SIZE(card_src->id, card_dst->id);
511 link_CM02_t *route = ROUTE(card_src->id, card_dst->id);
514 XBT_IN4("(%s,%s,%g,%g)", card_src->name, card_dst->name, size, rate);
515 xbt_assert2(route_size,
516 "You're trying to send data from %s to %s but there is no connexion between these two cards.",
517 card_src->name, card_dst->name);
519 action = xbt_new0(s_surf_action_network_CM02_t, 1);
521 action->generic_action.using = 1;
522 action->generic_action.cost = size;
523 action->generic_action.remains = size;
524 action->generic_action.max_duration = NO_MAX_DURATION;
525 action->generic_action.start = surf_get_clock();
526 action->generic_action.finish = -1.0;
527 action->generic_action.model_type =
528 (surf_model_t) surf_network_model;
529 action->suspended = 0; /* Should be useless because of the
530 calloc but it seems to help valgrind... */
531 action->generic_action.state_set =
532 surf_network_model->common_public->states.running_action_set;
534 xbt_swag_insert(action, action->generic_action.state_set);
537 action->latency = 0.0;
538 for (i = 0; i < route_size; i++)
539 action->latency += route[i]->lat_current;
540 action->lat_current = action->latency;
542 if (action->latency > 0)
544 lmm_variable_new(network_maxmin_system, action, 0.0, -1.0,
548 lmm_variable_new(network_maxmin_system, action, 1.0, -1.0,
551 if (action->rate < 0) {
552 if (action->lat_current > 0)
553 lmm_update_variable_bound(network_maxmin_system, action->variable,
554 SG_TCP_CTE_GAMMA / (2.0 *
555 action->lat_current));
557 lmm_update_variable_bound(network_maxmin_system, action->variable,
560 if (action->lat_current > 0)
561 lmm_update_variable_bound(network_maxmin_system, action->variable,
563 SG_TCP_CTE_GAMMA / (2.0 *
567 lmm_update_variable_bound(network_maxmin_system, action->variable,
570 lmm_update_variable_latency(network_maxmin_system, action->variable,
573 for (i = 0; i < route_size; i++)
574 lmm_expand(network_maxmin_system, route[i]->constraint,
575 action->variable, 1.0);
578 return (surf_action_t) action;
581 /* returns an array of link_CM02_t */
582 static const void **get_route(void *src, void *dst)
584 network_card_CM02_t card_src = src;
585 network_card_CM02_t card_dst = dst;
586 return (const void **) ROUTE(card_src->id, card_dst->id);
589 static int get_route_size(void *src, void *dst)
591 network_card_CM02_t card_src = src;
592 network_card_CM02_t card_dst = dst;
593 return ROUTE_SIZE(card_src->id, card_dst->id);
596 static const char *get_link_name(const void *link)
598 return ((link_CM02_t) link)->name;
601 static double get_link_bandwidth(const void *link)
603 return ((link_CM02_t) link)->bw_current;
606 static double get_link_latency(const void *link)
608 return ((link_CM02_t) link)->lat_current;
611 static xbt_dict_t get_properties(void *link)
613 return ((link_CM02_t) link)->properties;
616 static void action_suspend(surf_action_t action)
618 ((surf_action_network_CM02_t) action)->suspended = 1;
619 lmm_update_variable_weight(network_maxmin_system,
620 ((surf_action_network_CM02_t) action)->
624 static void action_resume(surf_action_t action)
626 if (((surf_action_network_CM02_t) action)->suspended) {
627 lmm_update_variable_weight(network_maxmin_system,
628 ((surf_action_network_CM02_t) action)->
630 ((surf_action_network_CM02_t) action)->
632 ((surf_action_network_CM02_t) action)->suspended = 0;
636 static int action_is_suspended(surf_action_t action)
638 return ((surf_action_network_CM02_t) action)->suspended;
641 static void action_set_max_duration(surf_action_t action, double duration)
643 action->max_duration = duration;
646 static void finalize(void)
650 xbt_dict_free(&network_card_set);
651 xbt_dict_free(&link_set);
652 xbt_swag_free(surf_network_model->common_public->states.
654 xbt_swag_free(surf_network_model->common_public->states.
656 xbt_swag_free(surf_network_model->common_public->states.
658 xbt_swag_free(surf_network_model->common_public->states.
660 free(surf_network_model->common_public);
661 free(surf_network_model->common_private);
662 free(surf_network_model->extension_public);
664 free(surf_network_model);
665 surf_network_model = NULL;
668 for (i = 0; i < card_number; i++)
669 for (j = 0; j < card_number; j++)
672 routing_table = NULL;
673 free(routing_table_size);
674 routing_table_size = NULL;
678 static void surf_network_model_init_internal(void)
680 s_surf_action_t action;
682 surf_network_model = xbt_new0(s_surf_network_model_t, 1);
684 surf_network_model->common_private =
685 xbt_new0(s_surf_model_private_t, 1);
686 surf_network_model->common_public =
687 xbt_new0(s_surf_model_public_t, 1);
688 surf_network_model->extension_public =
689 xbt_new0(s_surf_network_model_extension_public_t, 1);
691 surf_network_model->common_public->states.ready_action_set =
692 xbt_swag_new(xbt_swag_offset(action, state_hookup));
693 surf_network_model->common_public->states.running_action_set =
694 xbt_swag_new(xbt_swag_offset(action, state_hookup));
695 surf_network_model->common_public->states.failed_action_set =
696 xbt_swag_new(xbt_swag_offset(action, state_hookup));
697 surf_network_model->common_public->states.done_action_set =
698 xbt_swag_new(xbt_swag_offset(action, state_hookup));
700 surf_network_model->common_public->name_service = name_service;
701 surf_network_model->common_public->get_resource_name =
703 surf_network_model->common_public->action_get_state =
704 surf_action_get_state;
705 surf_network_model->common_public->action_get_start_time =
706 surf_action_get_start_time;
707 surf_network_model->common_public->action_get_finish_time =
708 surf_action_get_finish_time;
709 surf_network_model->common_public->action_free = action_free;
710 surf_network_model->common_public->action_use = action_use;
711 surf_network_model->common_public->action_cancel = action_cancel;
712 surf_network_model->common_public->action_recycle = action_recycle;
713 surf_network_model->common_public->action_change_state =
715 surf_network_model->common_public->action_set_data =
716 surf_action_set_data;
717 surf_network_model->common_public->name = "network";
719 surf_network_model->common_private->resource_used = resource_used;
720 surf_network_model->common_private->share_resources = share_resources;
721 surf_network_model->common_private->update_actions_state =
722 update_actions_state;
723 surf_network_model->common_private->update_resource_state =
724 update_resource_state;
725 surf_network_model->common_private->finalize = finalize;
727 surf_network_model->common_public->suspend = action_suspend;
728 surf_network_model->common_public->resume = action_resume;
729 surf_network_model->common_public->is_suspended = action_is_suspended;
730 surf_cpu_model->common_public->set_max_duration =
731 action_set_max_duration;
733 surf_network_model->extension_public->communicate = communicate;
734 surf_network_model->extension_public->get_route = get_route;
735 surf_network_model->extension_public->get_route_size = get_route_size;
736 surf_network_model->extension_public->get_link_name = get_link_name;
737 surf_network_model->extension_public->get_link_bandwidth =
739 surf_network_model->extension_public->get_link_latency =
742 surf_network_model->common_public->get_properties = get_properties;
744 link_set = xbt_dict_new();
745 network_card_set = xbt_dict_new();
747 if (!network_maxmin_system)
748 network_maxmin_system = lmm_system_new();
751 /***************************************************************************/
752 /* The nice TCP sharing model designed by Loris Marchal and Henri Casanova */
753 /***************************************************************************/
754 /* @TechReport{ rr-lip2002-40, */
755 /* author = {Henri Casanova and Loris Marchal}, */
756 /* institution = {LIP}, */
757 /* title = {A Network Model for Simulation of Grid Application}, */
758 /* number = {2002-40}, */
762 void surf_network_model_init_CM02(const char *filename)
765 if (surf_network_model)
767 surf_network_model_init_internal();
768 define_callbacks(filename);
769 xbt_dynar_push(model_list, &surf_network_model);
770 network_solve = lmm_solve;
772 update_model_description(surf_network_model_description,
773 surf_network_model_description_size,
775 (surf_model_t) surf_network_model);
778 void surf_network_model_init_Reno(const char *filename)
780 if (surf_network_model)
782 surf_network_model_init_internal();
783 define_callbacks(filename);
785 xbt_dynar_push(model_list, &surf_network_model);
786 lmm_set_default_protocol_function(func_reno_f, func_reno_fp,
788 network_solve = lagrange_solve;
790 update_model_description(surf_network_model_description,
791 surf_network_model_description_size,
793 (surf_model_t) surf_network_model);
796 void surf_network_model_init_Vegas(const char *filename)
798 if (surf_network_model)
800 surf_network_model_init_internal();
801 define_callbacks(filename);
803 xbt_dynar_push(model_list, &surf_network_model);
804 lmm_set_default_protocol_function(func_vegas_f, func_vegas_fp,
806 network_solve = lagrange_solve;
808 update_model_description(surf_network_model_description,
809 surf_network_model_description_size,
811 (surf_model_t) surf_network_model);
815 void surf_network_model_init_SDP(const char *filename)
817 if (surf_network_model)
819 surf_network_model_init_internal();
820 define_callbacks(filename);
822 xbt_dynar_push(model_list, &surf_network_model);
823 network_solve = sdp_solve;
825 update_model_description(surf_network_model_description,
826 surf_network_model_description_size,
828 (surf_model_t) surf_network_model);