/* Copyright (c) 2014. 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. */
/** @addtogroup MSG_examples
*
* @subsection MSG_ex_resources Other resource kinds
*
* This section contains some sparse examples of how to use the other
* kind of resources, such as disk or GPU. These resources are quite
* experimental for now, but here we go anyway.
*
* - io/remote.c Example of delegated I/O operations
*/
#include
#include
#include "msg/msg.h"
#include "surf/surf_private.h"
int host(int argc, char *argv[]);
XBT_LOG_NEW_DEFAULT_CATEGORY(remote_io,
"Messages specific for this io example");
int host(int argc, char *argv[]){
msg_file_t file = NULL;
const char* filename;
// msg_storage_t st;
sg_size_t read;//,write;
file = MSG_file_open(argv[1], NULL);
filename = MSG_file_get_name(file);
XBT_INFO("Opened file '%s'",filename);
MSG_file_dump(file);
// st = MSG_storage_get_by_name(st_name);
XBT_INFO("Try to read %llu from '%s'",MSG_file_get_size(file),filename);
read = MSG_file_read(file, MSG_file_get_size(file));
XBT_INFO("Have read %llu from '%s'",read,filename);
MSG_file_close(file);
return 0;
}
//int host(int argc, char *argv[])
//{
// msg_file_t file = NULL;
// sg_size_t read,write;
// msg_storage_t st;
// const char* st_name;
//
// if(!strcmp(MSG_process_get_name(MSG_process_self()),"0")){
// file = MSG_file_open(FILENAME1, NULL);
// MSG_file_dump(file);
// st_name = "Disk4";
// } else if(!strcmp(MSG_process_get_name(MSG_process_self()),"1")) {
// file = MSG_file_open(FILENAME2, NULL);
// st_name = "Disk2";
// } else if(!strcmp(MSG_process_get_name(MSG_process_self()),"2")){
// file = MSG_file_open(FILENAME3, NULL);
// st_name = "Disk3";
// } else if(!strcmp(MSG_process_get_name(MSG_process_self()),"3")){
// file = MSG_file_open(FILENAME4, NULL);
// st_name = "Disk1";
// }
// else xbt_die("FILENAME NOT DEFINED %s",MSG_process_get_name(MSG_process_self()));
//
// const char* filename = MSG_file_get_name(file);
// XBT_INFO("\tOpen file '%s'",filename);
// st = MSG_storage_get_by_name(st_name);
//
// XBT_INFO("\tCapacity of the storage element '%s' is stored on: %llu / %llu",
// filename, MSG_storage_get_used_size(st), MSG_storage_get_size(st));
//
// /* Try to read for 10MB */
// read = MSG_file_read(file, 10000000);
// XBT_INFO("\tHave read %llu from '%s'",read,filename);
//
// /* Write 100KB in file from the current position, i.e, end of file or 10MB */
// write = MSG_file_write(file, 100000);
// XBT_INFO("\tHave written %llu in '%s'. Size now is: %llu",write,filename,
// MSG_file_get_size(file));
//
//
// XBT_INFO("\tCapacity of the storage element '%s' is stored on: %llu / %llu",
// filename, MSG_storage_get_used_size(st), MSG_storage_get_size(st));
//
// /* rewind to the beginning of the file */
// XBT_INFO("\tComing back to the beginning of the stream for file '%s'",
// filename);
// MSG_file_seek(file, 0, SEEK_SET);
//
// /* Try to read 110KB */
// read = MSG_file_read(file, 110000);
// XBT_INFO("\tHave read %llu from '%s' (of size %llu)",read,filename,
// MSG_file_get_size(file));
//
// /* rewind once again to the beginning of the file */
// XBT_INFO("\tComing back to the beginning of the stream for file '%s'",
// filename);
// MSG_file_seek(file, 0, SEEK_SET);
//
// /* Write 110KB in file from the current position, i.e, end of file or 10MB */
// write = MSG_file_write(file, 110000);
// XBT_INFO("\tHave written %llu in '%s'. Size now is: %llu", write,filename,
// MSG_file_get_size(file));
//
// XBT_INFO("\tCapacity of the storage element '%s' is stored on: %llu / %llu",
// filename, MSG_storage_get_used_size(st), MSG_storage_get_size(st));
//
// XBT_INFO("\tClose file '%s'",filename);
// MSG_file_close(file);
//
//
// return 0;
//}
int main(int argc, char **argv)
{
int res;
MSG_init(&argc, argv);
MSG_create_environment(argv[1]);
MSG_function_register("host", host);
MSG_launch_application(argv[2]);
res = MSG_main();
XBT_INFO("Simulation time %g", MSG_get_clock());
if (res == MSG_OK)
return 0;
else
return 1;
}