+#include "xbt/module.h"
+
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_kernel, surf,
+ "Logging specific to SURF (kernel)");
+
+int use_sdp_solver=0;
+int use_lagrange_solver=0;
+
+/* Additional declarations for Windows potability. */
+
+#ifndef MAX_DRIVE
+#define MAX_DRIVE 26
+#endif
+
+#ifdef _WIN32
+#include <windows.h>
+static const char* disk_drives_letter_table[MAX_DRIVE] =
+{
+ "A:\\",
+ "B:\\",
+ "C:\\",
+ "D:\\",
+ "E:\\",
+ "F:\\",
+ "G:\\",
+ "H:\\",
+ "I:\\",
+ "J:\\",
+ "K:\\",
+ "L:\\",
+ "M:\\",
+ "N:\\",
+ "O:\\",
+ "P:\\",
+ "Q:\\",
+ "R:\\",
+ "S:\\",
+ "T:\\",
+ "U:\\",
+ "V:\\",
+ "W:\\",
+ "X:\\",
+ "Y:\\",
+ "Z:\\"
+};
+#endif /* #ifdef _WIN32 */
+
+/*
+ * Returns the initial path. On Windows the initial path is
+ * the current directory for the current process in the other
+ * case the function returns "./" that represents the current
+ * directory on Unix/Linux platforms.
+ */
+
+const char* __surf_get_initial_path(void)
+{
+
+ #ifdef _WIN32
+ unsigned i;
+ char current_directory[MAX_PATH + 1] = {0};
+ unsigned int len = GetCurrentDirectory(MAX_PATH + 1,current_directory);
+ char root[4] = {0};
+
+ if(!len)
+ return NULL;
+
+ strncpy(root,current_directory,3);
+
+ for(i = 0; i<MAX_DRIVE;i++)
+ {
+ if(toupper(root[0]) == disk_drives_letter_table[i][0])
+ return disk_drives_letter_table[i];
+ }
+
+ return NULL;
+ #else
+ return "./";
+ #endif
+}
+
+/* The __surf_is_absolute_file_path() returns 1 if
+ * file_path is a absolute file path, in the other
+ * case the function returns 0.
+ */
+int __surf_is_absolute_file_path(const char* file_path)
+{
+ #ifdef _WIN32
+ WIN32_FIND_DATA wfd ={0};
+ HANDLE hFile = FindFirstFile(file_path,&wfd);
+
+ if(INVALID_HANDLE_VALUE == hFile)
+ return 0;
+
+ FindClose(hFile);
+ return 1;
+ #else
+ return (file_path[0] == '/');
+ #endif
+}
+
+typedef struct surf_resource_object {
+ surf_resource_t resource;
+} s_surf_resource_object_t, *surf_resource_object_t;
+
+static double NOW = 0;
+
+xbt_dynar_t resource_list = NULL;
+tmgr_history_t history = NULL;
+lmm_system_t maxmin_system = NULL;
+xbt_dynar_t surf_path = NULL;
+const char *surf_action_state_names[6] = {
+ "SURF_ACTION_READY",
+ "SURF_ACTION_RUNNING",
+ "SURF_ACTION_FAILED",
+ "SURF_ACTION_DONE",
+ "SURF_ACTION_TO_FREE",
+ "SURF_ACTION_NOT_IN_THE_SYSTEM"
+};
+
+int surf_network_resource_description_size=3
+ #ifdef HAVE_GTNETS
+ +1
+ #endif
+ #ifdef HAVE_SDP
+ +1
+ #endif
+;
+s_surf_resource_description_t surf_network_resource_description[]=
+ {
+ {"CM02",NULL,surf_network_resource_init_CM02},
+#ifdef HAVE_GTNETS
+ {"GTNets",NULL,surf_network_resource_init_GTNETS},
+#endif
+#ifdef HAVE_SDP
+ {"SDP",NULL,surf_network_resource_init_SDP},
+#endif
+ {"Reno",NULL,surf_network_resource_init_Reno},
+ {"Vegas",NULL,surf_network_resource_init_Vegas}
+ };
+
+int surf_cpu_resource_description_size=1;
+s_surf_resource_description_t surf_cpu_resource_description[]=
+ {
+ {"Cas01",NULL,surf_cpu_resource_init_Cas01},
+ };
+
+int surf_workstation_resource_description_size=3;
+s_surf_resource_description_t surf_workstation_resource_description[]=
+ {
+ {"CLM03",NULL,surf_workstation_resource_init_CLM03},
+ {"KCCFLN05",NULL,surf_workstation_resource_init_KCCFLN05},
+ {"compound",NULL,surf_workstation_resource_init_compound}
+ };
+
+void update_resource_description(s_surf_resource_description_t *table,
+ int table_size,
+ const char* name,
+ surf_resource_t resource
+ )
+{
+ int i = find_resource_description(table, table_size, name);
+ table[i].resource=resource;
+}
+
+int find_resource_description(s_surf_resource_description_t *table,
+ int table_size,
+ const char* name)
+{
+ int i;
+ char *name_list=NULL;
+
+ for(i=0;i<table_size;i++)
+ if(!strcmp(name,table[i].name)) {
+ return i;
+ }
+ name_list=strdup(table[0].name);
+ for(i=1;i<table_size;i++) {
+ name_list = xbt_realloc(name_list,strlen(name_list)+strlen(table[i].name)+2);
+ strcat(name_list,", ");
+ strcat(name_list,table[i].name);
+ }
+ xbt_assert2(0, "Model '%s' is invalid! Valid models are: %s.",name,name_list);
+}
+
+double generic_maxmin_share_resources(xbt_swag_t running_actions,
+ size_t offset)
+{
+ return generic_maxmin_share_resources2(running_actions, offset,
+ maxmin_system, lmm_solve);
+}
+
+double generic_maxmin_share_resources2(xbt_swag_t running_actions,
+ size_t offset,
+ lmm_system_t sys,
+ void (*solve)(lmm_system_t))
+{
+ surf_action_t action = NULL;
+ double min = -1;
+ double value = -1;
+#define VARIABLE(action) (*((lmm_variable_t*)(((char *) (action)) + (offset))))
+
+ xbt_assert0(solve,"Give me a real solver function!");
+ solve(sys);
+
+ xbt_swag_foreach(action, running_actions) {
+ value = lmm_variable_getvalue(VARIABLE(action));
+ if ((value > 0) || (action->max_duration >= 0))
+ break;
+ }
+
+ if (!action)
+ return -1.0;