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simplication and uniformization
[simgrid.git] / src / surf / xml / surfxml_parseplatf.cpp
index 02f8ccd..14767ed 100644 (file)
-/* Copyright (c) 2006-2015. The SimGrid Team.
- * All rights reserved.                                                     */
+/* Copyright (c) 2006-2018. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
 
-#include "xbt/misc.h"
-#include "xbt/log.h"
-#include "xbt/str.h"
-#include "xbt/dict.h"
+#include "surf/surf.hpp"
+#include "instr/instr_interface.hpp" // TRACE_start(). FIXME: remove by subscribing tracing to the surf signals
 #include "src/surf/cpu_interface.hpp"
 #include "src/surf/network_interface.hpp"
-#include "src/instr/instr_private.h" // TRACE_start(). FIXME: remove by subscribing tracing to the surf signals
+#include "src/surf/surf_interface.hpp"
+#include "src/surf/xml/platf_private.hpp"
 
-#include "src/surf/xml/platf.hpp"
+#include <vector>
 
-#ifdef HAVE_LUA
-extern "C" {
-#include "src/bindings/lua/simgrid_lua.h"
+
+#if SIMGRID_HAVE_LUA
+#include "src/bindings/lua/simgrid_lua.hpp"
 
 #include <lua.h>                /* Always include this when calling Lua */
 #include <lauxlib.h>            /* Always include this when calling Lua */
 #include <lualib.h>             /* Prototype for luaL_openlibs(), */
-}
 #endif
 
 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_parse);
 
-/*
- *  Allow the cluster tag to mess with the parsing buffer.
- * (this will probably become obsolete once the cluster tag do not mess with the parsing callbacks directly)
- */
-
-/* This buffer is used to store the original buffer before substituting it by out own buffer. Useful for the cluster tag */
-static xbt_dynar_t surfxml_bufferstack_stack = NULL;
-int surfxml_bufferstack_size = 2048;
-
-static char *old_buff = NULL;
-
-XBT_IMPORT_NO_EXPORT(unsigned int) surfxml_buffer_stack_stack_ptr;
-XBT_IMPORT_NO_EXPORT(unsigned int) surfxml_buffer_stack_stack[1024];
-
-void surfxml_bufferstack_push(int new_one)
-{
-  if (!new_one)
-    old_buff = surfxml_bufferstack;
-  else {
-    xbt_dynar_push(surfxml_bufferstack_stack, &surfxml_bufferstack);
-    surfxml_bufferstack = xbt_new0(char, surfxml_bufferstack_size);
-  }
-}
-
-void surfxml_bufferstack_pop(int new_one)
-{
-  if (!new_one)
-    surfxml_bufferstack = old_buff;
-  else {
-    free(surfxml_bufferstack);
-    xbt_dynar_pop(surfxml_bufferstack_stack, &surfxml_bufferstack);
-  }
-}
-
-/*
- * Trace related stuff
- */
-
-xbt_dict_t traces_set_list = NULL;
-XBT_PRIVATE xbt_dict_t trace_connect_list_host_avail = NULL;
-XBT_PRIVATE xbt_dict_t trace_connect_list_host_speed = NULL;
-XBT_PRIVATE xbt_dict_t trace_connect_list_link_avail = NULL;
-XBT_PRIVATE xbt_dict_t trace_connect_list_link_bw = NULL;
-XBT_PRIVATE xbt_dict_t trace_connect_list_link_lat = NULL;
+/* Trace related stuff */
+XBT_PRIVATE std::unordered_map<std::string, tmgr_trace_t> traces_set_list;
+XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_host_avail;
+XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_host_speed;
+XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_link_avail;
+XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_link_bw;
+XBT_PRIVATE std::unordered_map<std::string, std::string> trace_connect_list_link_lat;
 
-void sg_platf_trace_connect(sg_platf_trace_connect_cbarg_t trace_connect)
+void sg_platf_trace_connect(simgrid::kernel::routing::TraceConnectCreationArgs* trace_connect)
 {
-  xbt_assert(xbt_dict_get_or_null(traces_set_list, trace_connect->trace),
-              "Cannot connect trace %s to %s: trace unknown",
-              trace_connect->trace,
-              trace_connect->element);
+  xbt_assert(traces_set_list.find(trace_connect->trace) != traces_set_list.end(),
+             "Cannot connect trace %s to %s: trace unknown", trace_connect->trace.c_str(),
+             trace_connect->element.c_str());
 
   switch (trace_connect->kind) {
-  case SURF_TRACE_CONNECT_KIND_HOST_AVAIL:
-    xbt_dict_set(trace_connect_list_host_avail,
-        trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  case SURF_TRACE_CONNECT_KIND_SPEED:
-    xbt_dict_set(trace_connect_list_host_speed, trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  case SURF_TRACE_CONNECT_KIND_LINK_AVAIL:
-    xbt_dict_set(trace_connect_list_link_avail,
-        trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  case SURF_TRACE_CONNECT_KIND_BANDWIDTH:
-    xbt_dict_set(trace_connect_list_link_bw,
-        trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  case SURF_TRACE_CONNECT_KIND_LATENCY:
-    xbt_dict_set(trace_connect_list_link_lat, trace_connect->trace,
-        xbt_strdup(trace_connect->element), NULL);
-    break;
-  default:
-  surf_parse_error("Cannot connect trace %s to %s: kind of trace unknown",
-        trace_connect->trace, trace_connect->element);
-    break;
+    case simgrid::kernel::routing::TraceConnectKind::HOST_AVAIL:
+      trace_connect_list_host_avail.insert({trace_connect->trace, trace_connect->element});
+      break;
+    case simgrid::kernel::routing::TraceConnectKind::SPEED:
+      trace_connect_list_host_speed.insert({trace_connect->trace, trace_connect->element});
+      break;
+    case simgrid::kernel::routing::TraceConnectKind::LINK_AVAIL:
+      trace_connect_list_link_avail.insert({trace_connect->trace, trace_connect->element});
+      break;
+    case simgrid::kernel::routing::TraceConnectKind::BANDWIDTH:
+      trace_connect_list_link_bw.insert({trace_connect->trace, trace_connect->element});
+      break;
+    case simgrid::kernel::routing::TraceConnectKind::LATENCY:
+      trace_connect_list_link_lat.insert({trace_connect->trace, trace_connect->element});
+      break;
+    default:
+      surf_parse_error(std::string("Cannot connect trace ") + trace_connect->trace + " to " + trace_connect->element +
+                       ": unknown kind of trace");
+      break;
   }
 }
 
-
-/* ***************************************** */
-
 static int after_config_done;
 void parse_after_config() {
-  if (!after_config_done) {
+  if (not after_config_done) {
     TRACE_start();
 
-    /* Register classical callbacks */
-    storage_register_callbacks();
-    routing_register_callbacks();
-
     after_config_done = 1;
   }
 }
@@ -128,14 +72,14 @@ void parse_after_config() {
 /* This function acts as a main in the parsing area. */
 void parse_platform_file(const char *file)
 {
-#ifdef HAVE_LUA
-  int is_lua = (file != NULL && strlen(file) > 3 && file[strlen(file)-3] == 'l' && file[strlen(file)-2] == 'u'
-        && file[strlen(file)-1] == 'a');
+#if SIMGRID_HAVE_LUA
+  int len    = (file == nullptr ? 0 : strlen(file));
+  int is_lua = (file != nullptr && len > 3 && file[len - 3] == 'l' && file[len - 2] == 'u' && file[len - 1] == 'a');
 #endif
 
   sg_platf_init();
 
-#ifdef HAVE_LUA
+#if SIMGRID_HAVE_LUA
   /* Check if file extension is "lua". If so, we will use
    * the lua bindings to parse the platform file (since it is
    * written in lua). If not, we will use the (old?) XML parser
@@ -148,99 +92,75 @@ void parse_platform_file(const char *file)
 
     /* Run the script */
     if (lua_pcall(L, 0, 0, 0)) {
-        XBT_ERROR("FATAL ERROR:\n  %s: %s\n\n", "Lua call failed. Errormessage:", lua_tostring(L, -1));
-        xbt_die("Lua call failed. See Log");
+      XBT_ERROR("FATAL ERROR:\n  %s: %s\n\n", "Lua call failed. Error message:", lua_tostring(L, -1));
+      xbt_die("Lua call failed. See Log");
     }
+    lua_close(L);
+    return;
   }
-  else
 #endif
-  { // Use XML parser
-
-    int parse_status;
 
-    /* init the flex parser */
-    surfxml_buffer_stack_stack_ptr = 1;
-    surfxml_buffer_stack_stack[0] = 0;
-    after_config_done = 0;
-    surf_parse_open(file);
+  // Use XML parser
 
-    traces_set_list = xbt_dict_new_homogeneous(NULL);
-    trace_connect_list_host_avail = xbt_dict_new_homogeneous(free);
-    trace_connect_list_host_speed = xbt_dict_new_homogeneous(free);
-    trace_connect_list_link_avail = xbt_dict_new_homogeneous(free);
-    trace_connect_list_link_bw = xbt_dict_new_homogeneous(free);
-    trace_connect_list_link_lat = xbt_dict_new_homogeneous(free);
+  int parse_status;
 
-    /* Init my data */
-    if (!surfxml_bufferstack_stack)
-      surfxml_bufferstack_stack = xbt_dynar_new(sizeof(char *), NULL);
+  /* init the flex parser */
+  after_config_done = 0;
+  surf_parse_open(file);
 
-    /* Do the actual parsing */
-    parse_status = surf_parse();
+  /* Do the actual parsing */
+  parse_status = surf_parse();
 
-    /* connect all traces relative to hosts */
-    xbt_dict_cursor_t cursor = NULL;
-    char *trace_name, *elm;
+  /* connect all traces relative to hosts */
+  for (auto const& elm : trace_connect_list_host_avail) {
+    xbt_assert(traces_set_list.find(elm.first) != traces_set_list.end(), "Trace %s undefined", elm.first.c_str());
+    tmgr_trace_t trace = traces_set_list.at(elm.first);
 
-    xbt_dict_foreach(trace_connect_list_host_avail, cursor, trace_name, elm) {
-      tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
-      xbt_assert(trace, "Trace %s undefined", trace_name);
+    simgrid::s4u::Host* host = sg_host_by_name(elm.second.c_str());
+    xbt_assert(host, "Host %s undefined", elm.second.c_str());
+    simgrid::surf::Cpu* cpu = host->pimpl_cpu;
 
-      simgrid::s4u::Host *host = sg_host_by_name(elm);
-      xbt_assert(host, "Host %s undefined", elm);
-      simgrid::surf::Cpu *cpu = host->pimpl_cpu;
+    cpu->setStateTrace(trace);
+  }
 
-      cpu->set_state_trace(trace);
-    }
-    xbt_dict_foreach(trace_connect_list_host_speed, cursor, trace_name, elm) {
-      tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
-      xbt_assert(trace, "Trace %s undefined", trace_name);
+  for (auto const& elm : trace_connect_list_host_speed) {
+    xbt_assert(traces_set_list.find(elm.first) != traces_set_list.end(), "Trace %s undefined", elm.first.c_str());
+    tmgr_trace_t trace = traces_set_list.at(elm.first);
 
-      simgrid::s4u::Host *host = sg_host_by_name(elm);
-      xbt_assert(host, "Host %s undefined", elm);
-      simgrid::surf::Cpu *cpu = host->pimpl_cpu;
+    simgrid::s4u::Host* host = sg_host_by_name(elm.second.c_str());
+    xbt_assert(host, "Host %s undefined", elm.second.c_str());
+    simgrid::surf::Cpu* cpu = host->pimpl_cpu;
 
-      cpu->set_speed_trace(trace);
-    }
-    xbt_dict_foreach(trace_connect_list_link_avail, cursor, trace_name, elm) {
-      tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
-      xbt_assert(trace, "Trace %s undefined", trace_name);
-      Link *link = Link::byName(elm);
-      xbt_assert(link, "Link %s undefined", elm);
-      link->set_state_trace(trace);
-    }
-
-    xbt_dict_foreach(trace_connect_list_link_bw, cursor, trace_name, elm) {
-      tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
-      xbt_assert(trace, "Trace %s undefined", trace_name);
-      Link *link = Link::byName(elm);
-      xbt_assert(link, "Link %s undefined", elm);
-      link->set_bandwidth_trace(trace);
-    }
-
-    xbt_dict_foreach(trace_connect_list_link_lat, cursor, trace_name, elm) {
-      tmgr_trace_t trace = (tmgr_trace_t) xbt_dict_get_or_null(traces_set_list, trace_name);
-      xbt_assert(trace, "Trace %s undefined", trace_name);
-      Link *link = Link::byName(elm);
-      xbt_assert(link, "Link %s undefined", elm);
-      link->set_latency_trace(trace);
-    }
+    cpu->set_speed_trace(trace);
+  }
 
-    /* Free my data */
-    xbt_dict_free(&trace_connect_list_host_avail);
-    xbt_dict_free(&trace_connect_list_host_speed);
-    xbt_dict_free(&trace_connect_list_link_avail);
-    xbt_dict_free(&trace_connect_list_link_bw);
-    xbt_dict_free(&trace_connect_list_link_lat);
-    xbt_dict_free(&traces_set_list);
-    xbt_dynar_free(&surfxml_bufferstack_stack);
+  for (auto const& elm : trace_connect_list_link_avail) {
+    xbt_assert(traces_set_list.find(elm.first) != traces_set_list.end(), "Trace %s undefined", elm.first.c_str());
+    tmgr_trace_t trace = traces_set_list.at(elm.first);
 
-    surf_parse_close();
+    sg_link_t link = simgrid::s4u::Link::by_name(elm.second.c_str());
+    xbt_assert(link, "Link %s undefined", elm.second.c_str());
+    link->setStateTrace(trace);
+  }
 
-    if (parse_status)
-      surf_parse_error("Parse error in %s", file);
+  for (auto const& elm : trace_connect_list_link_bw) {
+    xbt_assert(traces_set_list.find(elm.first) != traces_set_list.end(), "Trace %s undefined", elm.first.c_str());
+    tmgr_trace_t trace = traces_set_list.at(elm.first);
+    sg_link_t link     = simgrid::s4u::Link::by_name(elm.second.c_str());
+    xbt_assert(link, "Link %s undefined", elm.second.c_str());
+    link->setBandwidthTrace(trace);
+  }
 
+  for (auto const& elm : trace_connect_list_link_lat) {
+    xbt_assert(traces_set_list.find(elm.first) != traces_set_list.end(), "Trace %s undefined", elm.first.c_str());
+    tmgr_trace_t trace = traces_set_list.at(elm.first);
+    sg_link_t link     = simgrid::s4u::Link::by_name(elm.second.c_str());
+    xbt_assert(link, "Link %s undefined", elm.second.c_str());
+    link->setLatencyTrace(trace);
   }
 
+  surf_parse_close();
 
+  if (parse_status)
+    surf_parse_error(std::string("Parse error in ") + file);
 }