X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/74cc93269ca48afe209cbb022f798743efd930c3..d7d820f271f78160c37d645edac4510d4c9c8425:/src/msg/msg_io.c diff --git a/src/msg/msg_io.c b/src/msg/msg_io.c index 5132e7b45f..99ac05b5e4 100644 --- a/src/msg/msg_io.c +++ b/src/msg/msg_io.c @@ -11,7 +11,7 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_io, msg, "Logging specific to MSG (io)"); /** @addtogroup msg_file_management - * \htmlonly \endhtmlonly + * \htmlonly \endhtmlonly * (#msg_file_t) and the functions for managing it. * * \see #msg_file_t @@ -113,7 +113,6 @@ msg_file_t MSG_file_open(const char* mount, const char* fullname, void* data) file->info = xbt_new0(s_file_info_t,1); file->simdata->smx_file = simcall_file_open(mount, fullname); SIMIX_file_set_data(file->simdata->smx_file, data); - return file; } @@ -179,9 +178,46 @@ xbt_dict_t MSG_file_ls(const char *mount, const char *path) return simcall_file_ls(mount, path); } +/********************************* Storage **************************************/ + +/** @addtogroup msg_storage_management + * \htmlonly \endhtmlonly + * (#msg_storage_t) and the functions for managing it. + * + */ + + +/* TODO: PV: to comment */ +msg_storage_t __MSG_storage_create(smx_storage_t storage) +{ + const char *name = SIMIX_storage_get_name(storage); + msg_storage_priv_t storage_private = xbt_new0(s_msg_storage_priv_t, 1); + xbt_lib_set(storage_lib,name,MSG_STORAGE_LEVEL,storage_private); + return xbt_lib_get_elm_or_null(storage_lib, name); +} + +/* + * \brief Destroys a storage (internal call only) + */ +void __MSG_storage_destroy(msg_storage_priv_t storage) { + + free(storage); +} + +/** \ingroup msg_storage_management + * + * \brief Returns the name of the #msg_storage_t. + * + * This functions checks whether a storage is a valid pointer or not and return its name. + */ +const char *MSG_storage_get_name(msg_storage_t storage) { + xbt_assert((storage != NULL), "Invalid parameters"); + return SIMIX_storage_get_name(storage); +} + /** \ingroup msg_storage_management - * \brief Return the free space size of a storage element - * \param the storage name (#char*) + * \brief Returns the free space size of a storage element + * \param name the name of a storage * \return the free space size of the storage element (as a size_t) */ size_t MSG_storage_get_free_size(const char* name){ @@ -189,10 +225,99 @@ size_t MSG_storage_get_free_size(const char* name){ } /** \ingroup msg_storage_management - * \brief Return the used space size of a storage element - * \param the storage name (#char*) + * \brief Returns the used space size of a storage element + * \param name the name of a storage * \return the used space size of the storage element (as a size_t) */ size_t MSG_storage_get_used_size(const char* name){ return simcall_storage_get_used_size(name); } + +/** \ingroup msg_storage_management + * \brief Returns a xbt_dict_t consisting of the list of properties assigned to this storage + * \param storage a storage + * \return a dict containing the properties + */ +xbt_dict_t MSG_storage_get_properties(msg_storage_t storage) +{ + xbt_assert((storage != NULL), "Invalid parameters (storage is NULL)"); + return (simcall_storage_get_properties(storage)); +} + +/** \ingroup msg_storage_management + * \brief Change the value of a given storage property + * + * \param storage a storage + * \param name a property name + * \param value what to change the property to + * \param free_ctn the freeing function to use to kill the value on need + */ +void MSG_storage_set_property_value(msg_storage_t storage, const char *name, char *value,void_f_pvoid_t free_ctn) { + xbt_dict_set(MSG_storage_get_properties(storage), name, value,free_ctn); +} + +/** \ingroup msg_storage_management + * \brief Finds a msg_storage_t using its name. + * \param name the name of a storage + * \return the corresponding storage + */ +msg_storage_t MSG_storage_get_by_name(const char *name) +{ + return (msg_storage_t) xbt_lib_get_elm_or_null(storage_lib,name); +} + +/** \ingroup msg_storage_management + * \brief Returns a dynar containing all the storage elements declared at a given point of time + * + */ +xbt_dynar_t MSG_storages_as_dynar(void) { + + xbt_lib_cursor_t cursor; + char *key; + void **data; + xbt_dynar_t res = xbt_dynar_new(sizeof(msg_storage_t),NULL); + + xbt_lib_foreach(storage_lib, cursor, key, data) { + if(routing_get_network_element_type(key) == MSG_STORAGE_LEVEL) { + xbt_dictelm_t elm = xbt_dict_cursor_get_elm(cursor); + xbt_dynar_push(res, &elm); + } + } + + return res; +} + +/** \ingroup msg_storage_management + * + * \brief Set the user data of a #msg_storage_t. + * This functions checks whether some data has already been associated to \a storage + or not and attach \a data to \a storage if it is possible. + */ +msg_error_t MSG_storage_set_data(msg_storage_t storage, void *data) +{ + SIMIX_storage_set_data(storage,data); + + return MSG_OK; +} + +/** \ingroup msg_host_management + * + * \brief Returns the user data of a #msg_storage_t. + * + * This functions checks whether \a storage is a valid pointer or not and returns + the user data associated to \a storage if it is possible. + */ +void *MSG_storage_get_data(msg_storage_t storage) +{ + return SIMIX_storage_get_data(storage); +} + +/** \ingroup msg_storage_management + * + * \brief Returns the content (file list) of a #msg_storage_t. + * \param storage a storage + */ +xbt_dict_t MSG_storage_get_content(msg_storage_t storage) +{ + return SIMIX_storage_get_content(storage); +}