/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by The HDF Group. * * All rights reserved. * * * * This file is part of HDF5. The full HDF5 copyright notice, including * * terms governing use, modification, and redistribution, is contained in * * the COPYING file, which can be found at the root of the source code * * distribution tree, or in https://www.hdfgroup.org/licenses. * * If you do not have access to either file, you may request a copy from * * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* * Programmer: Robb Matzke * Monday, July 26, 1999 */ #ifndef H5FDprivate_H #define H5FDprivate_H /* Include package's public headers */ #include "H5FDpublic.h" #include "H5FDdevelop.h" /* Private headers needed by this file */ #include "H5Pprivate.h" /* Property lists */ #include "H5Sprivate.h" /* Dataspaces */ /* * The MPI drivers are needed because there are * places where we check for things that aren't handled by these drivers. */ #include "H5FDmpi.h" /* MPI-based file drivers */ /**************************/ /* Library Private Macros */ /**************************/ /* Length of filename buffer */ #define H5FD_MAX_FILENAME_LEN 1024 #ifdef H5_HAVE_PARALLEL /* ======== Temporary data transfer properties ======== */ /* Definitions for memory MPI type property */ #define H5FD_MPI_XFER_MEM_MPI_TYPE_NAME "H5FD_mpi_mem_mpi_type" /* Definitions for file MPI type property */ #define H5FD_MPI_XFER_FILE_MPI_TYPE_NAME "H5FD_mpi_file_mpi_type" #endif /****************************/ /* Library Private Typedefs */ /****************************/ /* File operations */ typedef enum { OP_UNKNOWN = 0, /* Unknown last file operation */ OP_READ = 1, /* Last file I/O operation was a read */ OP_WRITE = 2 /* Last file I/O operation was a write */ } H5FD_file_op_t; /* Define structure to hold initial file image and other relevant information */ typedef struct { void *buffer; size_t size; H5FD_file_image_callbacks_t callbacks; } H5FD_file_image_info_t; /* Define default file image info */ #define H5FD_DEFAULT_FILE_IMAGE_INFO \ { \ NULL, /* file image buffer */ \ 0, /* buffer size */ \ { /* Callbacks */ \ NULL, /* image_malloc */ \ NULL, /* image_memcpy */ \ NULL, /* image_realloc */ \ NULL, /* image_free */ \ NULL, /* udata_copy */ \ NULL, /* udata_free */ \ NULL, /* udata */ \ } \ } /* Define structure to hold driver ID, info & configuration string for FAPLs */ typedef struct { hid_t driver_id; /* Driver's ID */ const void *driver_info; /* Driver info, for open callbacks */ const char *driver_config_str; /* Driver configuration string */ } H5FD_driver_prop_t; /* Which kind of VFD field to use for searching */ typedef enum H5FD_get_driver_kind_t { H5FD_GET_DRIVER_BY_NAME, /* Name field is set */ H5FD_GET_DRIVER_BY_VALUE /* Value field is set */ } H5FD_get_driver_kind_t; /* Forward declarations for prototype arguments */ struct H5S_t; /*****************************/ /* Library Private Variables */ /*****************************/ /******************************/ /* Library Private Prototypes */ /******************************/ /* Forward declarations for prototype arguments */ struct H5F_t; union H5PL_key_t; H5_DLL int H5FD_term_interface(void); H5_DLL herr_t H5FD_locate_signature(H5FD_t *file, haddr_t *sig_addr); H5_DLL H5FD_class_t *H5FD_get_class(hid_t id); H5_DLL hsize_t H5FD_sb_size(H5FD_t *file); H5_DLL herr_t H5FD_sb_encode(H5FD_t *file, char *name /*out*/, uint8_t *buf); H5_DLL herr_t H5FD_sb_load(H5FD_t *file, const char *name, const uint8_t *buf); H5_DLL void *H5FD_fapl_get(H5FD_t *file); H5_DLL herr_t H5FD_free_driver_info(hid_t driver_id, const void *driver_info); H5_DLL hid_t H5FD_register(const void *cls, size_t size, hbool_t app_ref); H5_DLL hid_t H5FD_register_driver_by_name(const char *name, hbool_t app_ref); H5_DLL hid_t H5FD_register_driver_by_value(H5FD_class_value_t value, hbool_t app_ref); H5_DLL htri_t H5FD_is_driver_registered_by_name(const char *driver_name, hid_t *registered_id); H5_DLL htri_t H5FD_is_driver_registered_by_value(H5FD_class_value_t driver_value, hid_t *registered_id); H5_DLL hid_t H5FD_get_driver_id_by_name(const char *name, hbool_t is_api); H5_DLL hid_t H5FD_get_driver_id_by_value(H5FD_class_value_t value, hbool_t is_api); H5_DLL H5FD_t *H5FD_open(const char *name, unsigned flags, hid_t fapl_id, haddr_t maxaddr); H5_DLL herr_t H5FD_close(H5FD_t *file); H5_DLL int H5FD_cmp(const H5FD_t *f1, const H5FD_t *f2); H5_DLL herr_t H5FD_driver_query(const H5FD_class_t *driver, unsigned long *flags /*out*/); H5_DLL herr_t H5FD_check_plugin_load(const H5FD_class_t *cls, const union H5PL_key_t *key, hbool_t *success); H5_DLL haddr_t H5FD_alloc(H5FD_t *file, H5FD_mem_t type, struct H5F_t *f, hsize_t size, haddr_t *frag_addr, hsize_t *frag_size); H5_DLL herr_t H5FD_free(H5FD_t *file, H5FD_mem_t type, struct H5F_t *f, haddr_t addr, hsize_t size); H5_DLL htri_t H5FD_try_extend(H5FD_t *file, H5FD_mem_t type, struct H5F_t *f, haddr_t blk_end, hsize_t extra_requested); H5_DLL haddr_t H5FD_get_eoa(const H5FD_t *file, H5FD_mem_t type); H5_DLL herr_t H5FD_set_eoa(H5FD_t *file, H5FD_mem_t type, haddr_t addr); H5_DLL haddr_t H5FD_get_eof(const H5FD_t *file, H5FD_mem_t type); H5_DLL haddr_t H5FD_get_maxaddr(const H5FD_t *file); H5_DLL herr_t H5FD_get_feature_flags(const H5FD_t *file, unsigned long *feature_flags); H5_DLL herr_t H5FD_set_feature_flags(H5FD_t *file, unsigned long feature_flags); H5_DLL herr_t H5FD_get_fs_type_map(const H5FD_t *file, H5FD_mem_t *type_map); H5_DLL herr_t H5FD_read(H5FD_t *file, H5FD_mem_t type, haddr_t addr, size_t size, void *buf /*out*/); H5_DLL herr_t H5FD_write(H5FD_t *file, H5FD_mem_t type, haddr_t addr, size_t size, const void *buf); H5_DLL herr_t H5FD_read_vector(H5FD_t *file, uint32_t count, H5FD_mem_t types[], haddr_t addrs[], size_t sizes[], void *bufs[] /* out */); H5_DLL herr_t H5FD_write_vector(H5FD_t *file, uint32_t count, H5FD_mem_t types[], haddr_t addrs[], size_t sizes[], const void *bufs[] /* out */); H5_DLL herr_t H5FD_read_selection(H5FD_t *file, H5FD_mem_t type, uint32_t count, struct H5S_t **mem_spaces, struct H5S_t **file_spaces, haddr_t offsets[], size_t element_sizes[], void *bufs[] /* out */); H5_DLL herr_t H5FD_write_selection(H5FD_t *file, H5FD_mem_t type, uint32_t count, struct H5S_t **mem_spaces, struct H5S_t **file_spaces, haddr_t offsets[], size_t element_sizes[], const void *bufs[]); H5_DLL herr_t H5FD_read_selection_id(H5FD_t *file, H5FD_mem_t type, uint32_t count, hid_t mem_space_ids[], hid_t file_space_ids[], haddr_t offsets[], size_t element_sizes[], void *bufs[] /* out */); H5_DLL herr_t H5FD_write_selection_id(H5FD_t *file, H5FD_mem_t type, uint32_t count, hid_t mem_space_ids[], hid_t file_space_ids[], haddr_t offsets[], size_t element_sizes[], const void *bufs[]); H5_DLL herr_t H5FD_flush(H5FD_t *file, hbool_t closing); H5_DLL herr_t H5FD_truncate(H5FD_t *file, hbool_t closing); H5_DLL herr_t H5FD_lock(H5FD_t *file, hbool_t rw); H5_DLL herr_t H5FD_unlock(H5FD_t *file); H5_DLL herr_t H5FD_delete(const char *name, hid_t fapl_id); H5_DLL herr_t H5FD_ctl(H5FD_t *file, uint64_t op_code, uint64_t flags, const void *input, void **output); H5_DLL herr_t H5FD_get_fileno(const H5FD_t *file, unsigned long *filenum); H5_DLL herr_t H5FD_get_vfd_handle(H5FD_t *file, hid_t fapl, void **file_handle); H5_DLL herr_t H5FD_set_base_addr(H5FD_t *file, haddr_t base_addr); H5_DLL haddr_t H5FD_get_base_addr(const H5FD_t *file); H5_DLL herr_t H5FD_set_paged_aggr(H5FD_t *file, hbool_t paged); H5_DLL herr_t H5FD_sort_vector_io_req(hbool_t *vector_was_sorted, uint32_t count, H5FD_mem_t types[], haddr_t addrs[], size_t sizes[], H5_flexible_const_ptr_t bufs[], H5FD_mem_t **s_types_ptr, haddr_t **s_addrs_ptr, size_t **s_sizes_ptr, H5_flexible_const_ptr_t **s_bufs_ptr); H5_DLL herr_t H5FD_init(void); /* Function prototypes for MPI based VFDs*/ #ifdef H5_HAVE_PARALLEL /* General routines */ H5_DLL haddr_t H5FD_mpi_MPIOff_to_haddr(MPI_Offset mpi_off); H5_DLL herr_t H5FD_mpi_haddr_to_MPIOff(haddr_t addr, MPI_Offset *mpi_off /*out*/); #ifdef NOT_YET H5_DLL herr_t H5FD_mpio_wait_for_left_neighbor(H5FD_t *file); H5_DLL herr_t H5FD_mpio_signal_right_neighbor(H5FD_t *file); #endif /* NOT_YET */ H5_DLL herr_t H5FD_set_mpio_atomicity(H5FD_t *file, hbool_t flag); H5_DLL herr_t H5FD_get_mpio_atomicity(H5FD_t *file, hbool_t *flag); /* Driver specific methods */ H5_DLL int H5FD_mpi_get_rank(H5FD_t *file); H5_DLL int H5FD_mpi_get_size(H5FD_t *file); H5_DLL MPI_Comm H5FD_mpi_get_comm(H5FD_t *file); H5_DLL herr_t H5FD_mpi_get_file_sync_required(H5FD_t *file, hbool_t *file_sync_required); #endif /* H5_HAVE_PARALLEL */ #endif /* H5FDprivate_H */