#include <xbt/base.h>
-#include "src/surf/StorageImpl.hpp"
#include <simgrid/simix.h>
+#include <string>
namespace simgrid {
namespace s4u {
-class Storage;
-
/** @brief A simulated file
*
* Used to simulate the time it takes to access to a file, but does not really store any information.
XBT_PUBLIC_CLASS File
{
public:
- File(const char* fullpath, void* userdata);
+ File(std::string fullpath, void* userdata);
+ File(std::string fullpath, sg_host_t host, void* userdata);
~File();
/** Retrieves the path to the file */
- const char* path() { return path_; }
+ const char* getPath() { return path_.c_str(); }
- /** Simulates a read action. Returns the size of data actually read
- *
- * FIXME: reading from a remotely mounted disk is not implemented yet.
- * Any storage is considered as local, and no network communication ever occur.
- */
+ /** Simulates a local read action. Returns the size of data actually read */
sg_size_t read(sg_size_t size);
- /** Simulates a write action. Returns the size of data actually written.
- *
- * FIXME: reading from a remotely mounted disk is not implemented yet.
- * Any storage is considered as local, and no network communication ever occur.
- */
+
+ /** Simulates a write action. Returns the size of data actually written. */
sg_size_t write(sg_size_t size);
/** Allows to store user data on that host */
void setUserdata(void* data) { userdata_ = data; }
/** Retrieves the previously stored data */
- void* userdata() { return userdata_; }
+ void* getUserdata() { return userdata_; }
/** Retrieve the datasize */
sg_size_t size();
/** Sets the file head to the given position. */
- void seek(sg_size_t pos);
+ void seek(sg_offset_t pos);
+ void seek(sg_offset_t pos, int origin);
+
/** Retrieves the current file position */
sg_size_t tell();
- /** Rename a file
- *
- * WARNING: It is forbidden to move the file to another mount point */
- void move(const char* fullpath);
+ /** Rename a file. WARNING: It is forbidden to move the file to another mount point */
+ void move(std::string fullpath);
/** Remove a file from disk */
- void unlink();
-
- /* FIXME: add these to the S4U API:
- XBT_PUBLIC(const char *) MSG_file_get_name(msg_file_t file);
- XBT_PUBLIC(msg_error_t) MSG_file_rcopy(msg_file_t fd, msg_host_t host, const char* fullpath);
- XBT_PUBLIC(msg_error_t) MSG_file_rmove(msg_file_t fd, msg_host_t host, const char* fullpath);
- */
- char* storage_type;
- char* storageId;
- char* mount_point;
+ int unlink();
+
+ std::string storage_type;
+ std::string storageId;
+ std::string mount_point;
int desc_id = 0;
private:
- smx_file_t pimpl_ = nullptr;
- const char* path_ = nullptr;
- void* userdata_ = nullptr;
+ surf_file_t pimpl_ = nullptr;
+ std::string path_;
+ void* userdata_ = nullptr;
};
}
} // namespace simgrid::s4u