/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Copyright by The HDF Group. * * Copyright by the Board of Trustees of the University of Illinois. * * 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 files COPYING and Copyright.html. COPYING can be found at the root * * of the source code distribution tree; Copyright.html can be found at the * * root level of an installed copy of the electronic HDF5 document set and * * is linked from the top-level documents page. It can also be found at * * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * * access to either file, you may request a copy from help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* * This file contains public declarations for the HDF5 module. */ #ifndef _H5public_H #define _H5public_H /* Include files for public use... */ /* * Since H5pubconf.h is a generated header file, it is messy to try * to put a #ifndef _H5pubconf_H ... #endif guard in it. * HDF5 has set an internal rule that it is being included here. * Source files should NOT include H5pubconf.h directly but include * it via H5public.h. The #ifndef _H5public_H guard above would * prevent repeated include. */ #include "H5pubconf.h" /*from configure */ /* API Version macro wrapper definitions */ #include "H5version.h" #ifdef H5_HAVE_FEATURES_H #include /*for setting POSIX, BSD, etc. compatibility */ #endif #ifdef H5_HAVE_SYS_TYPES_H #include #endif #ifdef H5_STDC_HEADERS # include /*for H5T_NATIVE_CHAR defn in H5Tpublic.h */ #endif #ifndef __cplusplus #ifdef H5_HAVE_STDINT_H # include /*for C9x types */ #endif #endif #ifdef H5_HAVE_INTTYPES_H # include /* For uint64_t on some platforms */ #endif #ifdef H5_HAVE_STDDEF_H # include #endif #ifdef H5_HAVE_PARALLEL # include #ifndef MPI_FILE_NULL /*MPIO may be defined in mpi.h already */ # include #endif #endif /* Include the Windows API adapter header early */ #include "H5api_adpt.h" #ifdef __cplusplus extern "C" { #endif /* Version numbers */ #define H5_VERS_MAJOR 1 /* For major interface/format changes */ #define H5_VERS_MINOR 8 /* For minor interface/format changes */ #define H5_VERS_RELEASE 2 /* For tweaks, bug-fixes, or development */ #define H5_VERS_SUBRELEASE "pre1" /* For pre-releases like snap0 */ /* Empty string for real releases. */ #define H5_VERS_INFO "HDF5 library version: 1.8.2-pre1" /* Full version string */ #define H5check() H5check_version(H5_VERS_MAJOR,H5_VERS_MINOR, \ H5_VERS_RELEASE) /* * Status return values. Failed integer functions in HDF5 result almost * always in a negative value (unsigned failing functions sometimes return * zero for failure) while successfull return is non-negative (often zero). * The negative failure value is most commonly -1, but don't bet on it. The * proper way to detect failure is something like: * * if((dset = H5Dopen2(file, name)) < 0) * fprintf(stderr, "unable to open the requested dataset\n"); */ typedef int herr_t; /* * Boolean type. Successful return values are zero (false) or positive * (true). The typical true value is 1 but don't bet on it. Boolean * functions cannot fail. Functions that return `htri_t' however return zero * (false), positive (true), or negative (failure). The proper way to test * for truth from a htri_t function is: * * if ((retval = H5Tcommitted(type))>0) { * printf("data type is committed\n"); * } else if (!retval) { * printf("data type is not committed\n"); * } else { * printf("error determining whether data type is committed\n"); * } */ typedef unsigned int hbool_t; typedef int htri_t; /* * Although `long long' is part of the revised ANSI-C some compilers don't * support it yet. We define `long_long' as the longest integral integer type * supported by the compiler, usually 64 bits. It must be legal to qualify * `long_long' with `unsigned'. */ #if H5_SIZEOF_LONG_LONG>0 # define long_long long long #elif H5_SIZEOF___INT64>0 # define long_long __int64 /*Win32*/ # undef H5_SIZEOF_LONG_LONG # define H5_SIZEOF_LONG_LONG H5_SIZEOF___INT64 #else # define long_long long int # undef H5_SIZEOF_LONG_LONG # define H5_SIZEOF_LONG_LONG H5_SIZEOF_LONG #endif /* Define the ssize_t type if it not is defined */ #if H5_SIZEOF_SSIZE_T==0 /* Undefine this size, we will re-define it in one of the sections below */ #undef H5_SIZEOF_SSIZE_T #if H5_SIZEOF_SIZE_T==H5_SIZEOF_INT typedef int ssize_t; # define H5_SIZEOF_SSIZE_T H5_SIZEOF_INT #elif H5_SIZEOF_SIZE_T==H5_SIZEOF_LONG typedef long ssize_t; # define H5_SIZEOF_SSIZE_T H5_SIZEOF_LONG #elif H5_SIZEOF_SIZE_T==H5_SIZEOF_LONG_LONG typedef long_long ssize_t; # define H5_SIZEOF_SSIZE_T H5_SIZEOF_LONG_LONG #else /* Can't find matching type for ssize_t */ # error "nothing appropriate for ssize_t" #endif #endif /* * The sizes of file objects have their own types defined here, use a 64-bit * type. */ #if H5_SIZEOF_LONG_LONG >= 8 typedef unsigned long_long hsize_t; typedef signed long_long hssize_t; # define H5_SIZEOF_HSIZE_T H5_SIZEOF_LONG_LONG # define H5_SIZEOF_HSSIZE_T H5_SIZEOF_LONG_LONG #else # error "nothing appropriate for hsize_t" #endif /* * File addresses have their own types. */ #if H5_SIZEOF_INT64_T>=8 typedef uint64_t haddr_t; # define HADDR_UNDEF ((haddr_t)(int64_t)(-1)) # define H5_SIZEOF_HADDR_T H5_SIZEOF_INT64_T # ifdef H5_HAVE_PARALLEL # define HADDR_AS_MPI_TYPE MPI_LONG_LONG_INT # endif /* H5_HAVE_PARALLEL */ #elif H5_SIZEOF_INT>=8 typedef unsigned haddr_t; # define HADDR_UNDEF ((haddr_t)(-1)) # define H5_SIZEOF_HADDR_T H5_SIZEOF_INT # ifdef H5_HAVE_PARALLEL # define HADDR_AS_MPI_TYPE MPI_UNSIGNED # endif /* H5_HAVE_PARALLEL */ #elif H5_SIZEOF_LONG>=8 typedef unsigned long haddr_t; # define HADDR_UNDEF ((haddr_t)(long)(-1)) # define H5_SIZEOF_HADDR_T H5_SIZEOF_LONG # ifdef H5_HAVE_PARALLEL # define HADDR_AS_MPI_TYPE MPI_UNSIGNED_LONG # endif /* H5_HAVE_PARALLEL */ #elif H5_SIZEOF_LONG_LONG>=8 typedef unsigned long_long haddr_t; # define HADDR_UNDEF ((haddr_t)(long_long)(-1)) # define H5_SIZEOF_HADDR_T H5_SIZEOF_LONG_LONG # ifdef H5_HAVE_PARALLEL # define HADDR_AS_MPI_TYPE MPI_LONG_LONG_INT # endif /* H5_HAVE_PARALLEL */ #else # error "nothing appropriate for haddr_t" #endif #if H5_SIZEOF_HADDR_T ==H5_SIZEOF_INT # define H5_PRINTF_HADDR_FMT "%u" #elif H5_SIZEOF_HADDR_T ==H5_SIZEOF_LONG # define H5_PRINTF_HADDR_FMT "%lu" #elif H5_SIZEOF_HADDR_T ==H5_SIZEOF_LONG_LONG # define H5_PRINTF_HADDR_FMT "%"H5_PRINTF_LL_WIDTH"u" #else # error "nothing appropriate for H5_PRINTF_HADDR_FMT" #endif #define HADDR_MAX (HADDR_UNDEF-1) /* uint32_t type is used for creation order field for messages. It may be * defined in Posix.1g, otherwise it is defined here. */ #if H5_SIZEOF_UINT32_T>=4 #elif H5_SIZEOF_SHORT>=4 typedef short uint32_t; # undef H5_SIZEOF_UINT32_T # define H5_SIZEOF_UINT32_T H5_SIZEOF_SHORT #elif H5_SIZEOF_INT>=4 typedef unsigned int uint32_t; # undef H5_SIZEOF_UINT32_T # define H5_SIZEOF_UINT32_T H5_SIZEOF_INT #elif H5_SIZEOF_LONG>=4 typedef unsigned long uint32_t; # undef H5_SIZEOF_UINT32_T # define H5_SIZEOF_UINT32_T H5_SIZEOF_LONG #else # error "nothing appropriate for uint32_t" #endif /* int64_t type is used for creation order field for links. It may be * defined in Posix.1g, otherwise it is defined here. */ #if H5_SIZEOF_INT64_T>=8 #elif H5_SIZEOF_INT>=8 typedef int int64_t; # undef H5_SIZEOF_INT64_T # define H5_SIZEOF_INT64_T H5_SIZEOF_INT #elif H5_SIZEOF_LONG>=8 typedef long int64_t; # undef H5_SIZEOF_INT64_T # define H5_SIZEOF_INT64_T H5_SIZEOF_LONG #elif H5_SIZEOF_LONG_LONG>=8 typedef long_long int64_t; # undef H5_SIZEOF_INT64_T # define H5_SIZEOF_INT64_T H5_SIZEOF_LONG_LONG #else # error "nothing appropriate for int64_t" #endif /* uint64_t type is used for fields for H5O_info_t. It may be * defined in Posix.1g, otherwise it is defined here. */ #if H5_SIZEOF_UINT64_T>=8 #elif H5_SIZEOF_INT>=8 typedef unsigned uint64_t; # undef H5_SIZEOF_UINT64_T # define H5_SIZEOF_UINT64_T H5_SIZEOF_INT #elif H5_SIZEOF_LONG>=8 typedef unsigned long uint64_t; # undef H5_SIZEOF_UINT64_T # define H5_SIZEOF_UINT64_T H5_SIZEOF_LONG #elif H5_SIZEOF_LONG_LONG>=8 typedef unsigned long_long uint64_t; # undef H5_SIZEOF_UINT64_T # define H5_SIZEOF_UINT64_T H5_SIZEOF_LONG_LONG #else # error "nothing appropriate for uint64_t" #endif /* Common iteration orders */ typedef enum { H5_ITER_UNKNOWN = -1, /* Unknown order */ H5_ITER_INC, /* Increasing order */ H5_ITER_DEC, /* Decreasing order */ H5_ITER_NATIVE, /* No particular order, whatever is fastest */ H5_ITER_N /* Number of iteration orders */ } H5_iter_order_t; /* Iteration callback values */ /* (Actually, any postive value will cause the iterator to stop and pass back * that positive value to the function that called the iterator) */ #define H5_ITER_ERROR (-1) #define H5_ITER_CONT (0) #define H5_ITER_STOP (1) /* * The types of indices on links in groups/attributes on objects. * Primarily used for " by index" routines and for iterating over * links in groups/attributes on objects. */ typedef enum H5_index_t { H5_INDEX_UNKNOWN = -1, /* Unknown index type */ H5_INDEX_NAME, /* Index on names */ H5_INDEX_CRT_ORDER, /* Index on creation order */ H5_INDEX_N /* Number of indices defined */ } H5_index_t; /* * Storage info struct used by H5O_info_t and H5F_info_t */ typedef struct H5_ih_info_t { hsize_t index_size; /* btree and/or list */ hsize_t heap_size; } H5_ih_info_t; /* Functions in H5.c */ H5_DLL herr_t H5open(void); H5_DLL herr_t H5close(void); H5_DLL herr_t H5dont_atexit(void); H5_DLL herr_t H5garbage_collect(void); H5_DLL herr_t H5set_free_list_limits (int reg_global_lim, int reg_list_lim, int arr_global_lim, int arr_list_lim, int blk_global_lim, int blk_list_lim); H5_DLL herr_t H5get_libversion(unsigned *majnum, unsigned *minnum, unsigned *relnum); H5_DLL herr_t H5check_version(unsigned majnum, unsigned minnum, unsigned relnum); #ifdef __cplusplus } #endif #endif