+/**
+ * Host
+ */
+static m_host_t checkHost (lua_State *L,int index) {
+ m_host_t *pi,ht;
+ luaL_checktype(L,index,LUA_TTABLE);
+ lua_getfield(L,index,"__simgrid_host");
+ pi = (m_host_t*)luaL_checkudata(L,-1,HOST_MODULE_NAME);
+ if(pi == NULL)
+ luaL_typerror(L,index,HOST_MODULE_NAME);
+ ht = *pi;
+ if(!ht)
+ luaL_error(L,"null Host");
+ lua_pop(L,1);
+ return ht;
+}
+
+static int Host_get_by_name(lua_State *L)
+{
+ const char *name=luaL_checkstring(L,1);
+ DEBUG0("Getting Host from name...");
+ m_host_t msg_host = MSG_get_host_by_name(name);
+ if (!msg_host)
+ {
+ luaL_error(L,"null Host : MSG_get_host_by_name failled");
+ }
+ lua_newtable (L); /* create a table, put the userdata on top of it */
+ m_host_t *lua_host = (m_host_t*)lua_newuserdata(L,sizeof(m_host_t));
+ *lua_host = msg_host;
+ luaL_getmetatable(L,HOST_MODULE_NAME);
+ lua_setmetatable(L,-2);
+ lua_setfield (L, -2, "__simgrid_host"); /* put the userdata as field of the table */
+ /* remove the args from the stack */
+ lua_remove(L,1);
+ return 1;
+}
+
+
+static int Host_get_name(lua_State *L) {
+ m_host_t ht = checkHost(L,-1);
+ lua_pushstring(L,MSG_host_get_name(ht));
+ return 1;
+}
+
+static int Host_number(lua_State *L) {
+ lua_pushnumber(L,MSG_get_host_number());
+ return 1;
+}
+
+static int Host_at(lua_State *L)
+{
+ int index = luaL_checkinteger(L,1);
+ m_host_t host = MSG_get_host_table()[index-1]; // lua indexing start by 1 (lua[1] <=> C[0])
+ lua_newtable (L); /* create a table, put the userdata on top of it */
+ m_host_t *lua_host = (m_host_t*)lua_newuserdata(L,sizeof(m_host_t));
+ *lua_host = host;
+ luaL_getmetatable(L,HOST_MODULE_NAME);
+ lua_setmetatable(L,-2);
+ lua_setfield (L, -2, "__simgrid_host"); /* put the userdata as field of the table */
+ return 1;
+
+}
+
+/*****************************************************************************************
+ * BYPASS XML SURF Methods *
+ ***************************
+ ***************************
+******************************************************************************************/
+#include "surf/surfxml_parse.h" /* to override surf_parse and bypass the parser */
+typedef struct t_host_attr
+{
+ //platform attribute
+ const char* id;
+ double power;
+ //deployment attribute
+ const char* function;
+ int args_nb;
+ const char ** args_list;
+}host_attr,*p_host_attr;
+
+typedef struct t_link_attr
+{
+ const char* id;
+ double bandwidth;
+ double latency;
+}link_attr,*p_link_attr;
+
+typedef struct t_route_attr
+{
+ const char *src_id;
+ const char *dest_id;
+ int links_nb;
+ const char **links_id;
+
+}route_attr,*p_route_attr;
+
+
+static int host_index = 0;
+static int link_index = 0;
+static int route_index = 0;
+
+static int max_host_number = 0;
+static int max_link_number = 0;
+static int max_route_number = 0;
+
+static p_host_attr* host_list;
+static p_link_attr* link_list;
+static p_route_attr* route_list;
+
+static int Host_set_number(lua_State *L)
+{
+ max_host_number = luaL_checkint(L,1);
+ host_list = malloc(sizeof(host_attr)*max_host_number);
+ return 0;
+}
+
+static int Link_set_number(lua_State *L)
+{
+ max_link_number = luaL_checkint(L,1);
+ link_list = malloc(sizeof(link_attr)*max_link_number);
+ return 0;
+}
+
+static int Route_set_number(lua_State *L)
+{
+ max_route_number = luaL_checkint(L,1);
+ route_list = malloc(sizeof(route_attr)*max_link_number);
+ return 0;
+}
+
+static int Host_new(lua_State *L) //(id,power)
+{
+ p_host_attr host = malloc(sizeof(host_attr));
+ host->id = luaL_checkstring(L,1);
+ host->power = luaL_checknumber(L,2);
+ if(host_index >= max_host_number)
+ ERROR1("max host number:%d reached !!!",max_host_number);
+ host_list[host_index] = host;
+ host_list[host_index]->function = NULL;
+ host_index++;
+ return 0;
+}
+
+static int Link_new(lua_State *L) // (id,bandwidth,latency)
+{
+
+ p_link_attr link = malloc(sizeof(link_attr));
+ link->id = luaL_checkstring(L,1);
+ link->bandwidth = luaL_checknumber(L,2);
+ link->latency = luaL_checknumber(L,3);
+ if(link_index >= max_link_number)
+ ERROR1("max link number: %d reached !!!",max_link_number);
+ link_list[link_index] = link;
+ link_index++;
+ return 0;
+}
+
+static int Route_new(lua_State *L) // (src_id,dest_id,links_number,link_table)
+{
+ int i=0;
+ p_route_attr route = malloc(sizeof(route_attr));
+ route->src_id = luaL_checkstring(L,1);
+ route->dest_id = luaL_checkstring(L,2);
+ route->links_nb = luaL_checkint(L,3);
+ route->links_id = malloc(sizeof(char*)*route->links_nb);
+ lua_pushnil(L);
+ while (lua_next(L,4) != 0) {
+ if(i >= route->links_nb)
+ ERROR1("Number of links should be less than %d",route->links_nb+1);
+ route->links_id[i] = lua_tostring(L, -1);
+ DEBUG2("index = %f , Link_id = %s \n",lua_tonumber(L, -2),lua_tostring(L, -1));
+ i++;
+ lua_pop(L, 1);
+ }
+ lua_pop(L, 1);
+
+ //add route to platform's route list
+ if(route_index >= max_route_number)
+ ERROR1("max route number: %d reached !!!",max_route_number);
+ route_list[route_index] = route;
+ route_index++;
+ return 0;
+}
+
+static int Host_set_function(lua_State *L) //(host,function,nb_args,list_args)
+{
+ // look for the index of host in host_list
+ const char *host_id = luaL_checkstring(L,1);
+ int i;
+ for(i=0;i< host_index;i++)
+ {
+ if(host_list[i]->id == host_id)
+ {
+ host_list[i]->function = luaL_checkstring(L,2);
+ host_list[i]->args_nb = luaL_checkint(L,3);
+ host_list[i]->args_list = malloc(sizeof(char*)*host_list[i]->args_nb);
+ // fill the args list
+ lua_pushnil(L);
+ int j = 0;
+ while (lua_next(L,4) != 0) {
+ if(j >= host_list[i]->args_nb)
+ ERROR1("Number of args should be less than %d",host_list[i]->args_nb+1);
+ host_list[i]->args_list[j] = lua_tostring(L, -1);
+ DEBUG2("index = %f , Arg_id = %s \n",lua_tonumber(L, -2),lua_tostring(L, -1));
+ j++;
+ lua_pop(L, 1);
+ }
+ lua_pop(L, 1);
+ return 0;
+ }
+ }
+ ERROR1("Host : %s Not Fount !!",host_id);
+ return 1;
+}
+
+
+
+/*
+ * surf parse bypass platform
+ */
+static int surf_parse_bypass_platform()
+{
+ static int AX_ptr = 0;
+ static int surfxml_bufferstack_size = 2048;
+ /* FIXME allocating memory for the buffer, I think 2kB should be enough */
+ surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
+ /* <platform> */
+ SURFXML_BUFFER_SET(platform_version, "2");
+ SURFXML_START_TAG(platform);
+ char buffer[22];
+ int i;
+
+ // Add Host
+ for(i=0;i<host_index;i++)
+ {
+ SURFXML_BUFFER_SET(host_id,host_list[i]->id);
+ sprintf(buffer, "%f", host_list[i]->power);
+ SURFXML_BUFFER_SET(host_power,buffer);
+ 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);
+ }
+
+ //add Host
+ for (i = 0;i<link_index;i++)
+ {
+ SURFXML_BUFFER_SET(link_id,link_list[i]->id);
+ sprintf(buffer,"%f",link_list[i]->bandwidth);
+ SURFXML_BUFFER_SET(link_bandwidth,buffer);
+ SURFXML_BUFFER_SET(link_bandwidth_file, "");
+ sprintf(buffer,"%f",link_list[i]->latency);
+ SURFXML_BUFFER_SET(link_latency,buffer);
+ 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);
+ }
+
+ // add route
+
+ for (i = 0;i<route_index;i++)
+ {
+ SURFXML_BUFFER_SET(route_src,route_list[i]->src_id);
+ SURFXML_BUFFER_SET(route_dst,route_list[i]->dest_id);
+ SURFXML_BUFFER_SET(route_impact_on_src, "0.0");
+ SURFXML_BUFFER_SET(route_impact_on_dst, "0.0");
+ SURFXML_BUFFER_SET(route_impact_on_src_with_other_recv, "0.0");
+ SURFXML_BUFFER_SET(route_impact_on_dst_with_other_send, "0.0");
+ SURFXML_START_TAG(route);
+ int j;
+
+ for(j=0; j < route_list[i]->links_nb;j++)
+ {
+ SURFXML_BUFFER_SET(link_c_ctn_id,route_list[i]->links_id[j]);
+ SURFXML_START_TAG(link_c_ctn);
+ SURFXML_END_TAG(link_c_ctn);
+ }
+
+ SURFXML_END_TAG(route);
+ }
+ /* </platform> */
+
+ SURFXML_END_TAG(platform);
+ free(surfxml_bufferstack);
+ return 0; // must return 0 ?!!
+
+}
+
+/*
+ * surf parse bypass application
+ */
+static int surf_parse_bypass_application()
+{
+ int i;
+ static int AX_ptr;
+ static int surfxml_bufferstack_size = 2048;
+ /* FIXME ( should be manual )allocating memory to the buffer, I think 2MB should be enough */
+ surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
+ /* <platform> */
+
+ SURFXML_BUFFER_SET(platform_version, "2");
+
+ SURFXML_START_TAG(platform);
+
+ for(i=0 ; i< host_index ;i++)
+ {
+ if(host_list[i]->function)
+ {
+ SURFXML_BUFFER_SET(process_host, host_list[i]->id);
+ SURFXML_BUFFER_SET(process_function, host_list[i]->function);
+ SURFXML_BUFFER_SET(process_start_time, "-1.0");
+ SURFXML_BUFFER_SET(process_kill_time, "-1.0");
+ SURFXML_START_TAG(process);
+
+ //args
+ int j;
+ for(j=0 ;j<host_list[i]->args_nb;j++)
+ {
+ SURFXML_BUFFER_SET(argument_value, host_list[i]->args_list[j]);
+ SURFXML_START_TAG(argument);
+ SURFXML_END_TAG(argument);
+ }
+ SURFXML_END_TAG(process);
+ }
+
+ }
+ /* </platform> */
+ SURFXML_END_TAG(platform);
+ free(surfxml_bufferstack);
+ return 0;
+}
+
+// Free Allocated Memory
+static void clean_attr()
+{
+ // free hosts
+ int i;
+ for(i = 0;i<host_index;i++)
+ free(host_list[i]->args_list);
+
+ free(host_list);
+ free(link_list);
+
+ for(i=0;i<route_index;i++)
+ free(route_list[i]->links_id);
+
+ free(route_list);
+}
+//***********Register Methods *******************************************//
+/*
+ * Host Methods
+ */
+static const luaL_reg Host_methods[] = {
+ {"getByName", Host_get_by_name},
+ {"name", Host_get_name},
+ {"number", Host_number},
+ {"at", Host_at},
+ // Bypass XML Methods
+ {"new", Host_new},
+ {"setNumber", Host_set_number},
+ {"setFunction", Host_set_function},
+ {0,0}
+};
+
+static int Host_gc(lua_State *L)
+{
+ m_host_t ht = checkHost(L,-1);
+ if (ht) ht = NULL;
+ return 0;
+}
+
+static int Host_tostring(lua_State *L)
+{
+ lua_pushfstring(L,"Host :%p",lua_touserdata(L,1));
+ return 1;
+}
+
+static const luaL_reg Host_meta[] = {
+ {"__gc", Host_gc},
+ {"__tostring", Host_tostring},
+ {0,0}
+};
+
+/*
+ * Link Methods
+ */
+static const luaL_reg Link_methods[] = {
+ {"new",Link_new},
+ {"setNumber", Link_set_number },
+ {0,0}
+};
+/*
+ * Route Methods
+ */
+static const luaL_reg Route_methods[] ={
+ {"new",Route_new},
+ {"setNumber",Route_set_number}
+};
+