diff options
Diffstat (limited to 'src/H5Fpublic.h')
| -rw-r--r-- | src/H5Fpublic.h | 50 |
1 files changed, 43 insertions, 7 deletions
diff --git a/src/H5Fpublic.h b/src/H5Fpublic.h index 538b07b..51d4d56 100644 --- a/src/H5Fpublic.h +++ b/src/H5Fpublic.h @@ -20,15 +20,50 @@ #include <H5public.h> #include <H5Apublic.h> -/* file access codes */ -#define H5ACC_DEFAULT 0x0000/*use in H5Fopen & H5Fcreate to open a file with default access*/ -#define H5ACC_WRITE 0x0001/*use in H5Fopen to open a file with write access*/ -#define H5ACC_OVERWRITE 0x0002/*use in H5Fcreate truncate an existing file*/ -#ifdef HAVE_PARALLEL -#define H5ACC_INDEPENDENT 0x0010/*use in H5Cset_mpi for MPI independent access*/ -#define H5ACC_COLLECTIVE 0x0011/*use in H5Cset_mpi for MPI collective access*/ +/* + * These are the bits that can be passed to the `flags' argument of + * H5Fcreate() and H5Fopen(). Use the bit-wise OR operator (|) to combine + * them as needed. + */ +#define H5F_ACC_RDONLY 0x0000 /*absence of write implies read only */ +#define H5F_ACC_RDWR 0x0001 /*open file for reading and writing */ +#define H5F_ACC_TRUNC 0x0002 /*overwrite existing files during create*/ +#define H5F_ACC_EXCL 0x0004 /*create fails if file already exists */ +#define H5F_ACC_DEBUG 0x0008 /*print debug info */ + + +#ifdef LATER +/* + * These are here temporarily for backward compatibility with version + * 5.1.0.0a and should eventually be removed since they violate the naming + * scheme. + */ +#define H5ACC_DEFAULT H5F_ACC_RDONLY +#define H5ACC_WRITE H5F_ACC_RDWR +#define H5ACC_OVERWRITE H5F_ACC_TRUNC #endif +/* + * Low-level file drivers. These values are returned by H5Cget_file_driver() + * and are set by the various H5Cset_...() functions that set file driver + * properties. + */ +typedef enum H5F_driver_t { + H5F_LOW_ERROR = -1, /*error return value */ + H5F_LOW_STDIO = 0, /*use functions declared in stdio.h */ + H5F_LOW_SEC2 = 1, /*use functions declared in unistd.h */ + H5F_LOW_MPIO = 2, /*use indep or collective MPI-IO */ + H5F_LOW_CORE = 3, /*use malloc() and free() */ + H5F_LOW_SPLIT = 4, /*separate meta data from raw data */ + H5F_LOW_FAMILY = 5, /*split addr space over many files */ +} H5F_driver_t; + + +/* Parallel styles passed to H5Cset_mpi() */ +#ifdef HAVE_PARALLEL +# define H5ACC_INDEPENDENT 0x0010 /*MPI independent access */ +# define H5ACC_COLLECTIVE 0x0011 /*MPI collective access */ +#endif #ifdef __cplusplus extern "C" { @@ -41,6 +76,7 @@ hid_t H5Fcreate (const char *filename, uintn flags, hid_t create_template, hid_t H5Fopen (const char *filename, uintn flags, hid_t access_template); herr_t H5Fclose (hid_t fid); hid_t H5Fget_create_template (hid_t fid); +hid_t H5Fget_access_template (hid_t file_id); #ifdef __cplusplus } |