+/* Parse routing model functions */
+
+static void model_rulebased_set_processing_unit(routing_component_t rc, const char* name) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ xbt_dict_set(routing->dict_processing_units, name, (void*)(-1), NULL);
+}
+
+static void model_rulebased_set_autonomous_system(routing_component_t rc, const char* name) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ xbt_dict_set(routing->dict_autonomous_systems, name, (void*)(-1), NULL);
+}
+
+static void model_rulebased_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ rule_route_t ruleroute = xbt_new0(s_rule_route_t,1);
+ const char *error;
+ int erroffset;
+ ruleroute->re_src = pcre_compile(src,0,&error,&erroffset,NULL);
+ xbt_assert3(ruleroute->re_src,"PCRE compilation failed at offset %d (\"%s\"): %s\n", erroffset, src, error);
+ ruleroute->re_dst = pcre_compile(dst,0,&error,&erroffset,NULL);
+ xbt_assert3(ruleroute->re_src,"PCRE compilation failed at offset %d (\"%s\"): %s\n", erroffset, dst, error);
+ ruleroute->re_str_link = route->link_list;
+ xbt_dynar_push(routing->list_route,&ruleroute);
+ xbt_free(route);
+}
+
+static void model_rulebased_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ rule_route_extended_t ruleroute_e = xbt_new0(s_rule_route_extended_t,1);
+ const char *error;
+ int erroffset;
+ ruleroute_e->generic_rule_route.re_src = pcre_compile(src,0,&error,&erroffset,NULL);
+ xbt_assert3(ruleroute_e->generic_rule_route.re_src,"PCRE compilation failed at offset %d (\"%s\"): %s\n", erroffset, src, error);
+ ruleroute_e->generic_rule_route.re_dst = pcre_compile(dst,0,&error,&erroffset,NULL);
+ xbt_assert3(ruleroute_e->generic_rule_route.re_src,"PCRE compilation failed at offset %d (\"%s\"): %s\n", erroffset, dst, error);
+ ruleroute_e->generic_rule_route.re_str_link = route->generic_route.link_list;
+ ruleroute_e->re_src_gateway = route->src_gateway;
+ ruleroute_e->re_dst_gateway = route->dst_gateway;
+ xbt_dynar_push(routing->list_ASroute,&ruleroute_e);
+ xbt_free(route->src_gateway);
+ xbt_free(route->dst_gateway);
+ xbt_free(route);
+}
+
+static void model_rulebased_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {
+ xbt_die("bypass routing not support for Route-Based model");
+}
+
+#define BUFFER_SIZE 4096 /* result buffer size */
+#define OVECCOUNT 30 /* should be a multiple of 3 */
+
+static char* remplace(char* value, const char** src_list, int src_size, const char** dst_list, int dst_size ) {
+
+ char result_result[BUFFER_SIZE];
+ int i_result_buffer;
+ int value_length = (int)strlen(value);
+ int number=0;
+
+ int i=0;
+ i_result_buffer = 0;
+ do {
+ if( value[i] == '$' ) {
+ i++; // skip $
+
+ // find the number
+ int number_length = 0;
+ while( '0' <= value[i+number_length] && value[i+number_length] <= '9' ) {
+ number_length++;
+ }
+ xbt_assert2( number_length!=0, "bad string parameter, no number indication, at offset: %d (\"%s\")",i,value);
+
+ // solve number
+ number = atoi(value+i);
+ i=i+number_length;
+ xbt_assert2(i+2<value_length,"bad string parameter, too few chars, at offset: %d (\"%s\")",i,value);
+
+ // solve the indication
+ const char** param_list;
+ int param_size;
+ if( value[i] == 's' && value[i+1] == 'r' && value[i+2] == 'c' ) {
+ param_list = src_list;
+ param_size = src_size;
+ } else if( value[i] == 'd' && value[i+1] == 's' && value[i+2] == 't' ) {
+ param_list = dst_list;
+ param_size = dst_size;
+ } else {
+ xbt_assert2(0,"bad string parameter, support only \"src\" and \"dst\", at offset: %d (\"%s\")",i,value);
+ }
+ i=i+3;
+
+ xbt_assert4( param_size >= number, "bad string parameter, not enough length param_size, at offset: %d (\"%s\") %d %d",i,value,param_size,number);
+
+ const char* param = param_list[number];
+ int size = strlen(param);
+ int cp;
+ for(cp = 0; cp < size; cp++ ) {
+ result_result[i_result_buffer] = param[cp];
+ i_result_buffer++;
+ if( i_result_buffer >= BUFFER_SIZE ) break;
+ }
+ } else {
+ result_result[i_result_buffer] = value[i];
+ i_result_buffer++;
+ i++; // next char
+ }
+
+ } while(i<value_length && i_result_buffer < BUFFER_SIZE);
+
+ xbt_assert2( i_result_buffer < BUFFER_SIZE, "solving string \"%s\", small buffer size (%d)",value,BUFFER_SIZE);
+ result_result[i_result_buffer] = 0;
+ return xbt_strdup(result_result);
+}
+
+/* Business methods */
+static route_extended_t rulebased_get_route(routing_component_t rc, const char* src,const char* dst) {
+ xbt_assert1(rc&&src&&dst, "Invalid params for \"get_route\" function at AS \"%s\"",rc->name);
+
+ /* set utils vars */
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+
+ int are_processing_units;
+ xbt_dynar_t rule_list;
+ if( xbt_dict_get_or_null(routing->dict_processing_units,src) && xbt_dict_get_or_null(routing->dict_processing_units,dst) ) {
+ are_processing_units = 1;
+ rule_list = routing->list_route;
+ } else if( xbt_dict_get_or_null(routing->dict_autonomous_systems,src) && xbt_dict_get_or_null(routing->dict_autonomous_systems,dst) ) {
+ are_processing_units = 0;
+ rule_list = routing->list_ASroute;
+ } else
+ xbt_assert2(NULL, "Ask for route \"from\"(%s) or \"to\"(%s) no found in the local table",src,dst);
+
+ int rc_src = -1;
+ int rc_dst = -1;
+ int src_length = (int)strlen(src);
+ int dst_length = (int)strlen(dst);
+
+ xbt_dynar_t links_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+
+ rule_route_t ruleroute;
+ unsigned int cpt;
+ int ovector_src[OVECCOUNT];
+ int ovector_dst[OVECCOUNT];
+ const char** list_src = NULL;
+ const char** list_dst = NULL;
+ xbt_dynar_foreach(rule_list, cpt, ruleroute) {
+ rc_src = pcre_exec(ruleroute->re_src,NULL,src,src_length,0,0,ovector_src,OVECCOUNT);
+ if( rc_src >= 0 ) {
+ rc_dst = pcre_exec(ruleroute->re_dst,NULL,dst,dst_length,0,0,ovector_dst,OVECCOUNT);
+ if( rc_dst >= 0 ) {
+ xbt_assert1(!pcre_get_substring_list(src,ovector_src,rc_src,&list_src),"error solving substring list for src \"%s\"",src);
+ xbt_assert1(!pcre_get_substring_list(dst,ovector_dst,rc_dst,&list_dst),"error solving substring list for src \"%s\"",dst);
+ char* link_name;
+ xbt_dynar_foreach(ruleroute->re_str_link, cpt, link_name) {
+ char* new_link_name = remplace(link_name,list_src,rc_src,list_dst,rc_dst);
+ void* link = xbt_dict_get_or_null(surf_network_model->resource_set, new_link_name);
+ if (link)
+ xbt_dynar_push(links_list,&link);
+ else
+ THROW1(mismatch_error,0,"Link %s not found", new_link_name);
+ xbt_free(new_link_name);
+ }
+ }
+ }
+ if( rc_src >= 0 && rc_dst >= 0 ) break;
+ }
+
+ route_extended_t new_e_route = NULL;
+ if(rc_src >= 0 && rc_dst >= 0) {
+ new_e_route = xbt_new0(s_route_extended_t,1);
+ new_e_route->generic_route.link_list = links_list;
+ } else if( !strcmp(src,dst) && are_processing_units ) {
+ new_e_route = xbt_new0(s_route_extended_t,1);
+ xbt_dynar_push(links_list,&(global_routing->loopback));
+ new_e_route->generic_route.link_list = links_list;
+ } else {
+ xbt_dynar_free(&link_list);
+ }
+
+ if(!are_processing_units && new_e_route)
+ {
+ rule_route_extended_t ruleroute_extended = (rule_route_extended_t)ruleroute;
+ new_e_route->src_gateway = remplace(ruleroute_extended->re_src_gateway,list_src,rc_src,list_dst,rc_dst);
+ new_e_route->dst_gateway = remplace(ruleroute_extended->re_dst_gateway,list_src,rc_src,list_dst,rc_dst);
+ }
+
+ if(list_src) pcre_free_substring_list(list_src);
+ if(list_dst) pcre_free_substring_list(list_dst);
+
+ return new_e_route;
+}
+
+static route_extended_t rulebased_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {
+ return NULL;
+}
+
+static void rulebased_finalize(routing_component_t rc) {
+ routing_component_rulebased_t routing = (routing_component_rulebased_t) rc;
+ if (routing) {
+ xbt_dict_free(&routing->dict_processing_units);
+ xbt_dict_free(&routing->dict_autonomous_systems);
+ xbt_dynar_free(&routing->list_route);
+ xbt_dynar_free(&routing->list_ASroute);
+ /* Delete structure */
+ xbt_free(routing);
+ }
+}
+
+/* Creation routing model functions */
+static void* model_rulebased_create(void) {
+ routing_component_rulebased_t new_component = xbt_new0(s_routing_component_rulebased_t,1);
+ new_component->generic_routing.set_processing_unit = model_rulebased_set_processing_unit;
+ new_component->generic_routing.set_autonomous_system = model_rulebased_set_autonomous_system;
+ new_component->generic_routing.set_route = model_rulebased_set_route;
+ new_component->generic_routing.set_ASroute = model_rulebased_set_ASroute;
+ new_component->generic_routing.set_bypassroute = model_rulebased_set_bypassroute;
+ new_component->generic_routing.get_route = rulebased_get_route;
+ new_component->generic_routing.get_bypass_route = NULL; //rulebased_get_bypass_route;
+ new_component->generic_routing.finalize = rulebased_finalize;
+ /* initialization of internal structures */
+ new_component->dict_processing_units = xbt_dict_new();
+ new_component->dict_autonomous_systems = xbt_dict_new();
+ new_component->list_route = xbt_dynar_new(sizeof(rule_route_t), &rule_route_free);
+ new_component->list_ASroute = xbt_dynar_new(sizeof(rule_route_extended_t), &rule_route_extended_free);
+ return new_component;
+}
+
+static void model_rulebased_load(void) {
+ /* use "surfxml_add_callback" to add a parse function call */
+}
+
+static void model_rulebased_unload(void) {
+ /* use "surfxml_del_callback" to remove a parse function call */
+}
+
+static void model_rulebased_end(void) {
+}
+
+/* ************************************************************************** */
+/* ******************************* NO ROUTING ******************************* */
+
+/* Routing model structure */
+typedef struct {
+ s_routing_component_t generic_routing;
+} s_routing_component_none_t,*routing_component_none_t;
+
+/* Business methods */
+static route_extended_t none_get_route(routing_component_t rc, const char* src,const char* dst){
+ return NULL;
+}
+static route_extended_t none_get_bypass_route(routing_component_t rc, const char* src,const char* dst){
+ return NULL;
+}
+static void none_finalize(routing_component_t rc) {
+ xbt_free(rc);
+}
+
+static void none_set_processing_unit(routing_component_t rc, const char* name) {}
+static void none_set_autonomous_system(routing_component_t rc, const char* name) {}
+
+/* Creation routing model functions */
+static void* model_none_create(void) {
+ routing_component_none_t new_component = xbt_new0(s_routing_component_none_t,1);
+ new_component->generic_routing.set_processing_unit = none_set_processing_unit;
+ new_component->generic_routing.set_autonomous_system = none_set_autonomous_system;
+ new_component->generic_routing.set_route = NULL;
+ new_component->generic_routing.set_ASroute = NULL;
+ new_component->generic_routing.set_bypassroute = NULL;
+ new_component->generic_routing.get_route = none_get_route;
+ new_component->generic_routing.get_bypass_route = none_get_bypass_route;
+ new_component->generic_routing.finalize = none_finalize;
+ return new_component;
+}
+
+static void model_none_load(void) {}
+static void model_none_unload(void) {}
+static void model_none_end(void) {}
+
+/* ************************************************** */
+/* ********** PATERN FOR NEW ROUTING **************** */
+
+/* The minimal configuration of a new routing model need the next functions,
+ * also you need to set at the start of the file, the new model in the model
+ * list. Remember keep the null ending of the list.
+ */
+/*** Routing model structure ***/
+// typedef struct {
+// s_routing_component_t generic_routing;
+// /* things that your routing model need */
+// } s_routing_component_NEW_t,*routing_component_NEW_t;
+
+/*** Parse routing model functions ***/
+// static void model_NEW_set_processing_unit(routing_component_t rc, const char* name) {}
+// static void model_NEW_set_autonomous_system(routing_component_t rc, const char* name) {}
+// static void model_NEW_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {}
+// static void model_NEW_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t route) {}
+// static void model_NEW_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {}
+
+/*** Business methods ***/
+// static route_extended_t NEW_get_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
+// static route_extended_t NEW_get_bypass_route(routing_component_t rc, const char* src,const char* dst) {return NULL;}
+// static void NEW_finalize(routing_component_t rc) { xbt_free(rc);}
+
+/*** Creation routing model functions ***/
+// static void* model_NEW_create(void) {
+// routing_component_NEW_t new_component = xbt_new0(s_routing_component_NEW_t,1);
+// new_component->generic_routing.set_processing_unit = model_NEW_set_processing_unit;
+// new_component->generic_routing.set_autonomous_system = model_NEW_set_autonomous_system;
+// new_component->generic_routing.set_route = model_NEW_set_route;
+// new_component->generic_routing.set_ASroute = model_NEW_set_ASroute;
+// new_component->generic_routing.set_bypassroute = model_NEW_set_bypassroute;
+// new_component->generic_routing.get_route = NEW_get_route;
+// new_component->generic_routing.get_bypass_route = NEW_get_bypass_route;
+// new_component->generic_routing.finalize = NEW_finalize;
+// /* initialization of internal structures */
+// return new_component;
+// } /* mandatory */
+// static void model_NEW_load(void) {} /* mandatory */
+// static void model_NEW_unload(void) {} /* mandatory */
+// static void model_NEW_end(void) {} /* mandatory */
+
+/* ************************************************************************** */
+/* ************************* GENERIC PARSE FUNCTIONS ************************ */
+
+static void generic_set_processing_unit(routing_component_t rc, const char* name) {
+ DEBUG1("Load process unit \"%s\"",name);
+ model_type_t modeltype = rc->routing;
+ int *id = xbt_new0(int,1);
+ xbt_dict_t _to_index;
+ if(modeltype==&routing_models[SURF_MODEL_FULL])
+ _to_index = ((routing_component_full_t)rc)->to_index;
+
+ else if(modeltype==&routing_models[SURF_MODEL_FLOYD])
+ _to_index = ((routing_component_floyd_t)rc)->to_index;
+
+ else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE])
+ _to_index = ((routing_component_dijkstra_t)rc)->to_index;
+
+ else xbt_die("\"generic_set_processing_unit\" not support");
+ *id = xbt_dict_length(_to_index);
+ xbt_dict_set(_to_index,name,id,xbt_free);
+}
+
+static void generic_set_autonomous_system(routing_component_t rc, const char* name) {
+ DEBUG1("Load Autonomous system \"%s\"",name);
+ model_type_t modeltype = rc->routing;
+ int *id = xbt_new0(int,1);
+ xbt_dict_t _to_index;
+ if(modeltype==&routing_models[SURF_MODEL_FULL])
+ _to_index = ((routing_component_full_t)rc)->to_index;
+
+ else if(modeltype==&routing_models[SURF_MODEL_FLOYD])
+ _to_index = ((routing_component_floyd_t)rc)->to_index;
+
+ else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE])
+ _to_index = ((routing_component_dijkstra_t)rc)->to_index;
+
+ else xbt_die("\"generic_set_autonomous_system\" not support");
+ *id = xbt_dict_length(_to_index);
+ xbt_dict_set(_to_index,name,id,xbt_free);
+}
+
+static void generic_set_route(routing_component_t rc, const char* src, const char* dst, route_t route) {
+ DEBUG2("Load Route from \"%s\" to \"%s\"",src,dst);
+ model_type_t modeltype = rc->routing;
+ xbt_dict_t _parse_routes;
+ xbt_dict_t _to_index;
+ char *route_name;
+ int *src_id, *dst_id;
+
+ if(modeltype==&routing_models[SURF_MODEL_FULL]) {
+ _parse_routes = ((routing_component_full_t)rc)->parse_routes;
+ _to_index = ((routing_component_full_t)rc)->to_index;
+
+ } else if(modeltype==&routing_models[SURF_MODEL_FLOYD]) {
+ _parse_routes = ((routing_component_floyd_t)rc)->parse_routes;
+ _to_index = ((routing_component_floyd_t)rc)->to_index;
+
+ } else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE]) {
+ _parse_routes = ((routing_component_dijkstra_t)rc)->parse_routes;
+ _to_index = ((routing_component_dijkstra_t)rc)->to_index;
+
+ } else xbt_die("\"generic_set_route\" not support");
+
+ src_id = xbt_dict_get_or_null(_to_index, src);
+ dst_id = xbt_dict_get_or_null(_to_index, dst);
+
+ xbt_assert2(src_id&&dst_id,"Network elements %s or %s not found", src, dst);
+ route_name = bprintf("%d#%d",*src_id,*dst_id);
+
+ xbt_assert2(xbt_dynar_length(route->link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
+ xbt_assert2(!xbt_dict_get_or_null(_parse_routes,route_name),
+ "The route between \"%s\" and \"%s\" already exist",src,dst);
+
+ xbt_dict_set(_parse_routes, route_name, route, NULL);
+ xbt_free(route_name);
+}
+
+static void generic_set_ASroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {
+ DEBUG4("Load ASroute from \"%s(%s)\" to \"%s(%s)\"",src,e_route->src_gateway,dst,e_route->dst_gateway);
+ model_type_t modeltype = rc->routing;
+ xbt_dict_t _parse_routes;
+ xbt_dict_t _to_index;
+ char *route_name;
+ int *src_id, *dst_id;
+
+ if(modeltype==&routing_models[SURF_MODEL_FULL]) {
+ _parse_routes = ((routing_component_full_t)rc)->parse_routes;
+ _to_index = ((routing_component_full_t)rc)->to_index;
+
+ } else if(modeltype==&routing_models[SURF_MODEL_FLOYD]) {
+ _parse_routes = ((routing_component_floyd_t)rc)->parse_routes;
+ _to_index = ((routing_component_floyd_t)rc)->to_index;
+
+ } else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE]) {
+ _parse_routes = ((routing_component_dijkstra_t)rc)->parse_routes;
+ _to_index = ((routing_component_dijkstra_t)rc)->to_index;
+
+ } else xbt_die("\"generic_set_route\" not support");
+
+ src_id = xbt_dict_get_or_null(_to_index, src);
+ dst_id = xbt_dict_get_or_null(_to_index, dst);
+
+ xbt_assert2(src_id&&dst_id,"Network elements %s or %s not found", src, dst);
+ route_name = bprintf("%d#%d",*src_id,*dst_id);
+
+ xbt_assert2(xbt_dynar_length(e_route->generic_route.link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
+ xbt_assert4(!xbt_dict_get_or_null(_parse_routes,route_name),
+ "The route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exist",src,e_route->src_gateway,dst,e_route->dst_gateway);
+
+ xbt_dict_set(_parse_routes, route_name, e_route, NULL);
+ xbt_free(route_name);
+}
+
+static void generic_set_bypassroute(routing_component_t rc, const char* src, const char* dst, route_extended_t e_route) {
+ DEBUG2("Load bypassRoute from \"%s\" to \"%s\"",src,dst);
+ model_type_t modeltype = rc->routing;
+ xbt_dict_t dict_bypassRoutes;
+ char *route_name;
+ if(modeltype==&routing_models[SURF_MODEL_FULL]) {
+ dict_bypassRoutes = ((routing_component_full_t)rc)->bypassRoutes;
+ } else if(modeltype==&routing_models[SURF_MODEL_FLOYD]) {
+ dict_bypassRoutes = ((routing_component_floyd_t)rc)->bypassRoutes;
+ } else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE]) {
+ dict_bypassRoutes = ((routing_component_dijkstra_t)rc)->bypassRoutes;
+ } else xbt_die("\"generic_set_bypassroute\" not support");
+ route_name = bprintf("%s#%s",src,dst);
+ xbt_assert2(xbt_dynar_length(e_route->generic_route.link_list)>0, "Invalid count of links, must be greater than zero (%s,%s)",src,dst);
+ xbt_assert4(!xbt_dict_get_or_null(dict_bypassRoutes,route_name),
+ "The bypass route between \"%s\"(\"%s\") and \"%s\"(\"%s\") already exist",src,e_route->src_gateway,dst,e_route->dst_gateway);
+
+ route_extended_t new_e_route = generic_new_extended_route(SURF_ROUTING_RECURSIVE,e_route,0);
+ xbt_dynar_free( &(e_route->generic_route.link_list) );
+ xbt_free(e_route);
+
+ xbt_dict_set(dict_bypassRoutes, route_name, new_e_route, (void(*)(void*))generic_free_extended_route );
+ xbt_free(route_name);
+}
+
+/* ************************************************************************** */
+/* *********************** GENERIC BUSINESS METHODS ************************* */
+
+static route_extended_t generic_get_bypassroute(routing_component_t rc, const char* src, const char* dst) {
+ model_type_t modeltype = rc->routing;
+ xbt_dict_t dict_bypassRoutes;
+
+ if(modeltype==&routing_models[SURF_MODEL_FULL]) {
+ dict_bypassRoutes = ((routing_component_full_t)rc)->bypassRoutes;
+ } else if(modeltype==&routing_models[SURF_MODEL_FLOYD]) {
+ dict_bypassRoutes = ((routing_component_floyd_t)rc)->bypassRoutes;
+ } else if(modeltype==&routing_models[SURF_MODEL_DIJKSTRA]||
+ modeltype==&routing_models[SURF_MODEL_DIJKSTRACACHE]) {
+ dict_bypassRoutes = ((routing_component_dijkstra_t)rc)->bypassRoutes;
+ } else xbt_die("\"generic_set_bypassroute\" not support");
+
+
+ routing_component_t src_as, dst_as;
+ int index_src, index_dst;
+ xbt_dynar_t path_src = NULL;
+ xbt_dynar_t path_dst = NULL;
+ routing_component_t current = NULL;
+ routing_component_t* current_src = NULL;
+ routing_component_t* current_dst = NULL;
+
+ /* (1) find the as where the src and dst are located */
+ src_as = xbt_dict_get_or_null(global_routing->where_network_elements,src);
+ dst_as = xbt_dict_get_or_null(global_routing->where_network_elements,dst);
+ xbt_assert2(src_as&&dst_as, "Ask for route \"from\"(%s) or \"to\"(%s) no found",src,dst);
+
+ /* (2) find the path to the root routing component */
+ path_src = xbt_dynar_new(sizeof(routing_component_t), NULL);
+ current = src_as;
+ while( current != NULL ) {
+ xbt_dynar_push(path_src,¤t);
+ current = current->routing_father;
+ }
+ path_dst = xbt_dynar_new(sizeof(routing_component_t), NULL);
+ current = dst_as;
+ while( current != NULL ) {
+ xbt_dynar_push(path_dst,¤t);
+ current = current->routing_father;
+ }
+
+ /* (3) find the common father */
+ index_src = (path_src->used)-1;
+ index_dst = (path_dst->used)-1;
+ current_src = xbt_dynar_get_ptr(path_src,index_src);
+ current_dst = xbt_dynar_get_ptr(path_dst,index_dst);
+ while( index_src >= 0 && index_dst >= 0 && *current_src == *current_dst ) {
+ routing_component_t *tmp_src,*tmp_dst;
+ tmp_src = xbt_dynar_pop_ptr(path_src);
+ tmp_dst = xbt_dynar_pop_ptr(path_dst);
+ index_src--;
+ index_dst--;
+ current_src = xbt_dynar_get_ptr(path_src,index_src);
+ current_dst = xbt_dynar_get_ptr(path_dst,index_dst);
+ }
+
+ int max_index_src = (path_src->used)-1;
+ int max_index_dst = (path_dst->used)-1;
+
+ int max_index = max(max_index_src,max_index_dst);
+ int i, max;
+
+ route_extended_t e_route_bypass = NULL;
+
+ for( max=0;max<=max_index;max++)
+ {
+ for(i=0;i<max;i++)
+ {
+ if( i <= max_index_src && max <= max_index_dst ) {
+ char* route_name = bprintf("%s#%s",
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_src,i)))->name,
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_dst,max)))->name);
+ e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes,route_name);
+ xbt_free(route_name);
+ }
+ if( e_route_bypass ) break;
+ if( max <= max_index_src && i <= max_index_dst ) {
+ char* route_name = bprintf("%s#%s",
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_src,max)))->name,
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_dst,i)))->name);
+ e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes,route_name);
+ xbt_free(route_name);
+ }
+ if( e_route_bypass ) break;
+ }
+
+ if( e_route_bypass ) break;
+
+ if( max <= max_index_src && max <= max_index_dst ) {
+ char* route_name = bprintf("%s#%s",
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_src,max)))->name,
+ (*(routing_component_t*)(xbt_dynar_get_ptr(path_dst,max)))->name);
+ e_route_bypass = xbt_dict_get_or_null(dict_bypassRoutes,route_name);
+ xbt_free(route_name);
+ }
+ if( e_route_bypass ) break;
+ }
+
+ xbt_dynar_free(&path_src);
+ xbt_dynar_free(&path_dst);
+
+ route_extended_t new_e_route = NULL;
+
+ if(e_route_bypass) {
+ void* link;
+ unsigned int cpt=0;
+ new_e_route = xbt_new0(s_route_extended_t,1);
+ new_e_route->src_gateway = xbt_strdup(e_route_bypass->src_gateway);
+ new_e_route->dst_gateway = xbt_strdup(e_route_bypass->dst_gateway);
+ new_e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+ xbt_dynar_foreach(e_route_bypass->generic_route.link_list, cpt, link) {
+ xbt_dynar_push(new_e_route->generic_route.link_list,&link);
+ }
+ }
+
+ return new_e_route;
+}
+
+/* ************************************************************************** */
+/* ************************* GENERIC AUX FUNCTIONS ************************** */
+
+static route_extended_t generic_new_extended_route(e_surf_routing_hierarchy_t hierarchy, void* data, int order) {
+
+ char *link_name;
+ route_extended_t e_route, new_e_route;
+ route_t route;
+ unsigned int cpt;
+ xbt_dynar_t links, links_id;
+
+ new_e_route = xbt_new0(s_route_extended_t,1);
+ new_e_route->generic_route.link_list = xbt_dynar_new(global_routing->size_of_link,NULL);
+ new_e_route->src_gateway = NULL;
+ new_e_route->dst_gateway = NULL;
+
+ xbt_assert0(hierarchy == SURF_ROUTING_BASE || hierarchy == SURF_ROUTING_RECURSIVE,
+ "the hierarchy type is not defined");
+
+ if(hierarchy == SURF_ROUTING_BASE ) {
+
+ route = (route_t)data;
+ links = route->link_list;
+
+ } else if(hierarchy == SURF_ROUTING_RECURSIVE ) {
+
+ e_route = (route_extended_t)data;
+ xbt_assert0(e_route->src_gateway&&e_route->dst_gateway,"bad gateway, is null");
+ links = e_route->generic_route.link_list;
+
+ /* remeber not erase the gateway names */
+ new_e_route->src_gateway = e_route->src_gateway;
+ new_e_route->dst_gateway = e_route->dst_gateway;
+ }
+
+ links_id = new_e_route->generic_route.link_list;
+
+ xbt_dynar_foreach(links, cpt, link_name) {
+
+ void* link = xbt_dict_get_or_null(surf_network_model->resource_set, link_name);
+ if (link)
+ {
+ if( order )
+ xbt_dynar_push(links_id,&link);
+ else
+ xbt_dynar_unshift(links_id,&link);
+ }
+ else
+ THROW1(mismatch_error,0,"Link %s not found", link_name);
+ }
+
+ return new_e_route;
+}
+
+static void generic_free_route(route_t route) {
+ if(route) {
+ xbt_dynar_free(&(route->link_list));
+ xbt_free(route);
+ }
+}
+
+static void generic_free_extended_route(route_extended_t e_route) {
+ if(e_route) {
+ xbt_dynar_free(&(e_route->generic_route.link_list));
+ if(e_route->src_gateway) xbt_free(e_route->src_gateway);
+ if(e_route->dst_gateway) xbt_free(e_route->dst_gateway);
+ xbt_free(e_route);
+ }
+}
+
+static routing_component_t generic_as_exist(routing_component_t find_from, routing_component_t to_find) {
+ //return to_find; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
+ xbt_dict_cursor_t cursor = NULL;
+ char *key;
+ int found=0;
+ routing_component_t elem;
+ xbt_dict_foreach(find_from->routing_sons, cursor, key, elem) {
+ if( to_find == elem || generic_as_exist(elem,to_find) ){
+ found=1;
+ break;
+ }
+ }
+ if(found) return to_find;
+ return NULL;
+}
+
+static routing_component_t generic_autonomous_system_exist(routing_component_t rc, char* element) {
+ //return rc; // FIXME: BYPASSERROR OF FOREACH WITH BREAK
+ routing_component_t element_as, result, elem;
+ xbt_dict_cursor_t cursor = NULL;
+ char *key;
+ element_as = xbt_dict_get_or_null(global_routing->where_network_elements,element);
+ result = ((routing_component_t)-1);
+ if(element_as!=rc)
+ result = generic_as_exist(rc,element_as);
+
+ int found=0;
+ if(result)
+ {
+ xbt_dict_foreach(element_as->routing_sons, cursor, key, elem) {
+ found = !strcmp(elem->name,element);
+ if( found ) break;
+ }
+ if( found ) return element_as;
+ }
+ return NULL;
+}
+
+static routing_component_t generic_processing_units_exist(routing_component_t rc, char* element) {
+ routing_component_t element_as;
+ element_as = xbt_dict_get_or_null(global_routing->where_network_elements,element);
+ if(element_as==rc) return element_as;
+ return generic_as_exist(rc,element_as);
+}
+
+static void generic_src_dst_check(routing_component_t rc, const char* src, const char* dst) {
+
+ routing_component_t src_as = xbt_dict_get_or_null(global_routing->where_network_elements,src);
+ routing_component_t dst_as = xbt_dict_get_or_null(global_routing->where_network_elements,dst);
+
+ xbt_assert3(src_as != NULL && dst_as != NULL,
+ "Ask for route \"from\"(%s) or \"to\"(%s) no found at AS \"%s\"",src,dst,rc->name);
+ xbt_assert4(src_as == dst_as,
+ "The src(%s in %s) and dst(%s in %s) are in differents AS",src,src_as->name,dst,dst_as->name);
+ xbt_assert2(rc == dst_as,
+ "The routing component of src and dst is not the same as the network elements belong (%s==%s)",rc->name,dst_as->name);
+}
+
+static void routing_full_parse_Scluster(void)
+{
+ static int AX_ptr = 0;
+
+ char *cluster_id = A_surfxml_cluster_id;
+ char *cluster_prefix = A_surfxml_cluster_prefix;
+ char *cluster_suffix = A_surfxml_cluster_suffix;
+ char *cluster_radical = A_surfxml_cluster_radical;
+ char *cluster_power = A_surfxml_cluster_power;
+ char *cluster_bw = A_surfxml_cluster_bw;
+ char *cluster_lat = A_surfxml_cluster_lat;
+ char *cluster_bb_bw = A_surfxml_cluster_bb_bw;
+ char *cluster_bb_lat = A_surfxml_cluster_bb_lat;
+ char *host_id, *groups, *link_id;
+ char *router_id, *link_router, *link_backbone, *route_src_dst;
+ unsigned int iter;
+ int start, end, i;
+ xbt_dynar_t radical_elements;
+ xbt_dynar_t radical_ends;
+
+ static unsigned int surfxml_buffer_stack_stack_ptr = 1;
+ static unsigned int surfxml_buffer_stack_stack[1024];
+
+ surfxml_buffer_stack_stack[0]= 0;
+
+ surfxml_bufferstack_push(1);
+
+ DEBUG1("<AS id=\"%s\"\trouting=\"RuleBased\">",cluster_id);
+ SURFXML_BUFFER_SET(AS_id, cluster_id);
+ SURFXML_BUFFER_SET(AS_routing, "RuleBased");
+ SURFXML_START_TAG(AS);
+
+ radical_elements = xbt_str_split(cluster_radical, ",");
+ xbt_dynar_foreach(radical_elements, iter, groups)
+ {
+ radical_ends = xbt_str_split(groups, "-");
+ switch (xbt_dynar_length(radical_ends))
+ {
+ case 1:
+ surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char *));
+ host_id = bprintf("%s%d%s", cluster_prefix, start, cluster_suffix);
+ link_id = bprintf("%s_link_%d", cluster_id, start);
+
+ DEBUG2("<host\tid=\"%s\"\tpower=\"%s\"/>",host_id,cluster_power);
+ SURFXML_BUFFER_SET(host_id, host_id);
+ SURFXML_BUFFER_SET(host_power, cluster_power);
+ SURFXML_BUFFER_SET(host_availability, "1.0");
+ SURFXML_BUFFER_SET(host_availability_file, "");
+ A_surfxml_host_state = A_surfxml_host_state_ON;
+ SURFXML_BUFFER_SET(host_state_file, "");
+ SURFXML_BUFFER_SET(host_interference_send, "1.0");
+ SURFXML_BUFFER_SET(host_interference_recv, "1.0");
+ SURFXML_BUFFER_SET(host_interference_send_recv, "1.0");
+ SURFXML_BUFFER_SET(host_max_outgoing_rate, "-1.0");
+ SURFXML_START_TAG(host);
+ SURFXML_END_TAG(host);
+
+ DEBUG3("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>",link_id,cluster_bw,cluster_lat);
+ SURFXML_BUFFER_SET(link_id, link_id);
+ SURFXML_BUFFER_SET(link_bandwidth, cluster_bw);
+ SURFXML_BUFFER_SET(link_latency, cluster_lat);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ SURFXML_BUFFER_SET(link_latency_file, "");
+ A_surfxml_link_state = A_surfxml_link_state_ON;
+ SURFXML_BUFFER_SET(link_state_file, "");
+ A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
+ SURFXML_START_TAG(link);
+ SURFXML_END_TAG(link);
+
+ break;
+
+ case 2:
+
+ surf_parse_get_int(&start, xbt_dynar_get_as(radical_ends, 0, char *));
+ surf_parse_get_int(&end, xbt_dynar_get_as(radical_ends, 1, char *));
+ DEBUG2("Create hosts and links from %d to %d",start,end);
+ for (i = start; i <= end; i++)
+ {
+ host_id = bprintf("%s%d%s", cluster_prefix, i, cluster_suffix);
+ link_id = bprintf("%s_link_%d", cluster_id, i);
+
+ DEBUG2("<host\tid=\"%s\"\tpower=\"%s\"/>",host_id,cluster_power);
+ SURFXML_BUFFER_SET(host_id, host_id);
+ SURFXML_BUFFER_SET(host_power, cluster_power);
+ SURFXML_BUFFER_SET(host_availability, "1.0");
+ SURFXML_BUFFER_SET(host_availability_file, "");
+ A_surfxml_host_state = A_surfxml_host_state_ON;
+ SURFXML_BUFFER_SET(host_state_file, "");
+ SURFXML_BUFFER_SET(host_interference_send, "1.0");
+ SURFXML_BUFFER_SET(host_interference_recv, "1.0");
+ SURFXML_BUFFER_SET(host_interference_send_recv, "1.0");
+ SURFXML_BUFFER_SET(host_max_outgoing_rate, "-1.0");
+ SURFXML_START_TAG(host);
+ SURFXML_END_TAG(host);
+
+ DEBUG3("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>",link_id,cluster_bw,cluster_lat);
+ SURFXML_BUFFER_SET(link_id, link_id);
+ SURFXML_BUFFER_SET(link_bandwidth, cluster_bw);
+ SURFXML_BUFFER_SET(link_latency, cluster_lat);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ SURFXML_BUFFER_SET(link_latency_file, "");
+ A_surfxml_link_state = A_surfxml_link_state_ON;
+ SURFXML_BUFFER_SET(link_state_file, "");
+ A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
+ SURFXML_START_TAG(link);
+ SURFXML_END_TAG(link);
+ }
+ break;
+
+ default:
+ DEBUG0("Malformed radical");
+ }
+
+ xbt_dynar_free(&radical_ends);
+ }
+
+ DEBUG0(" ");
+ router_id = bprintf("%srouter%s",cluster_prefix,cluster_suffix);
+ link_router = bprintf("%s_link_router",cluster_id);
+ link_backbone = bprintf("%s_backbone",cluster_id);
+
+ DEBUG1("<router id=\"%s\"\">",router_id);
+ SURFXML_BUFFER_SET(router_id, router_id);;
+ SURFXML_START_TAG(router);
+ SURFXML_END_TAG(router);
+
+ DEBUG3("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>",link_router,cluster_bw,cluster_lat);
+ SURFXML_BUFFER_SET(link_id, link_router);
+ SURFXML_BUFFER_SET(link_bandwidth, cluster_bw);
+ SURFXML_BUFFER_SET(link_latency, cluster_lat);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ SURFXML_BUFFER_SET(link_latency_file, "");
+ A_surfxml_link_state = A_surfxml_link_state_ON;
+ SURFXML_BUFFER_SET(link_state_file, "");
+ A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
+ SURFXML_START_TAG(link);
+ SURFXML_END_TAG(link);
+
+ DEBUG3("<link\tid=\"%s\"\tbw=\"%s\"\tlat=\"%s\"/>",link_backbone,cluster_bb_bw,cluster_bb_lat);
+ SURFXML_BUFFER_SET(link_id, link_backbone);
+ SURFXML_BUFFER_SET(link_bandwidth, cluster_bb_bw);
+ SURFXML_BUFFER_SET(link_latency, cluster_bb_lat);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ SURFXML_BUFFER_SET(link_latency_file, "");
+ A_surfxml_link_state = A_surfxml_link_state_ON;
+ SURFXML_BUFFER_SET(link_state_file, "");
+ A_surfxml_link_sharing_policy = A_surfxml_link_sharing_policy_SHARED;
+ SURFXML_START_TAG(link);
+ SURFXML_END_TAG(link);
+
+ char *new_suffix = bprintf("%s","");
+
+ radical_elements = xbt_str_split(cluster_suffix, ".");
+ xbt_dynar_foreach(radical_elements, iter, groups)
+ {
+ if(strcmp(groups,""))
+ {
+ new_suffix = bprintf("%s\\.%s",new_suffix,groups);
+ }
+ }
+ route_src_dst = bprintf("%s(.*)%s",cluster_prefix,new_suffix);
+
+ DEBUG0(" ");
+
+ DEBUG2("<route\tsrc=\"%s\"\tdst=\"%s\">",route_src_dst,route_src_dst);
+ SURFXML_BUFFER_SET(route_src, route_src_dst);
+ SURFXML_BUFFER_SET(route_dst, route_src_dst);
+ SURFXML_START_TAG(route);
+
+ DEBUG1("<link:ctn\tid=\"%s_link_$1src\"/>",cluster_id);
+ SURFXML_BUFFER_SET(link_c_ctn_id, bprintf("%s_link_$1src",cluster_id));
+ SURFXML_START_TAG(link_c_ctn);
+ SURFXML_END_TAG(link_c_ctn);
+
+ DEBUG1("<link:ctn\tid=\"%s_backbone\"/>",cluster_id);
+ SURFXML_BUFFER_SET(link_c_ctn_id, bprintf("%s_backbone",cluster_id));
+ SURFXML_START_TAG(link_c_ctn);
+ SURFXML_END_TAG(link_c_ctn);
+
+ DEBUG1("<link:ctn\tid=\"%s_link_$1dst\"/>",cluster_id);
+ SURFXML_BUFFER_SET(link_c_ctn_id, bprintf("%s_link_$1dst",cluster_id));
+ SURFXML_START_TAG(link_c_ctn);
+ SURFXML_END_TAG(link_c_ctn);
+
+ DEBUG0("</route>");
+ SURFXML_END_TAG(route);
+
+ DEBUG0("</AS>");
+ SURFXML_END_TAG(AS);
+ DEBUG0(" ");