X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d974764c400528dfd76c9a2ae6b7f26643fcc02f..a844d6ba059b98ad6a5317e85a9c69402353b0a9:/include/simgrid/s4u/file.hpp diff --git a/include/simgrid/s4u/file.hpp b/include/simgrid/s4u/file.hpp index 6c4ccd0ce7..5c1565ce8a 100644 --- a/include/simgrid/s4u/file.hpp +++ b/include/simgrid/s4u/file.hpp @@ -6,10 +6,8 @@ #ifndef SIMGRID_S4U_FILE_HPP #define SIMGRID_S4U_FILE_HPP -#include -#include - #include + #include namespace simgrid { @@ -22,62 +20,61 @@ class Storage; * * Used to simulate the time it takes to access to a file, but does not really store any information. * - * They are located on @link{simgrid::s4u::Storage}, that are accessed from a given @link{simgrid::s4u::Host} through mountpoints. + * They are located on @link{simgrid::s4u::Storage} that are accessed from a given @link{simgrid::s4u::Host} through mountpoints. * For now, you cannot change the mountpoints programatically, and must declare them from your platform file. */ XBT_PUBLIC_CLASS File { public: - File(const char *fullpath, void* userdata); - ~File(); -private: - smx_file_t p_inferior; - const char *p_path; + File(const char *fullpath, void* userdata); + ~File(); + + /** Retrieves the path to the file */ + const char *path() { return path_;} + + /** 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. + */ + 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. + */ + 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_;} + + /** Retrieve the datasize */ + sg_size_t size(); + + /** Sets the file head to the given position. */ + void seek(sg_size_t pos); + /** 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); + + /** 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); + */ -public: - /** Retrieves the path to the file */ - const char *path() { return p_path;} -public: - /** 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. - */ - 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. - */ - sg_size_t write(sg_size_t size); - - /** Allows to store user data on that host */ - void set_userdata(void *data) {p_userdata = data;} - /** Retrieves the previously stored data */ - void* userdata() {return p_userdata;} private: - void *p_userdata=NULL; - -public: - /** Retrieve the datasize */ - sg_size_t size(); - - /** Sets the file head to the given position. */ - void seek(sg_size_t pos); - /** 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); - - /** 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); - */ - + smx_file_t pimpl_ = nullptr; + const char *path_ = nullptr; + void *userdata_ = nullptr; }; }} // namespace simgrid::s4u