diff options
Diffstat (limited to 'src/H5Zpublic.h')
| -rw-r--r-- | src/H5Zpublic.h | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/src/H5Zpublic.h b/src/H5Zpublic.h index 67b1fe9..f45c96c 100644 --- a/src/H5Zpublic.h +++ b/src/H5Zpublic.h @@ -19,17 +19,46 @@ typedef int H5Z_filter_t; #define H5Z_FILTER_ERROR (-1) /*no filter */ #define H5Z_FILTER_NONE 0 /*reserved indefinitely */ #define H5Z_FILTER_DEFLATE 1 /*deflation like gzip */ -#define H5Z_FILTER_SHUFFLE 2 /* shuffle the data */ +#define H5Z_FILTER_SHUFFLE 2 /*shuffle the data */ +#define H5Z_FILTER_ADLER32 3 /*adler32 checksum of EDC */ #define H5Z_FILTER_RESERVED 256 /*filter ids below this value are reserved */ #define H5Z_FILTER_MAX 65535 /*maximum filter id */ /* Flags for filter definition */ #define H5Z_FLAG_DEFMASK 0x00ff /*definition flag mask */ +#define H5Z_FLAG_MANDATORY 0x0000 /*filter is mandatory */ #define H5Z_FLAG_OPTIONAL 0x0001 /*filter is optional */ /* Additional flags for filter invocation */ #define H5Z_FLAG_INVMASK 0xff00 /*invocation flag mask */ #define H5Z_FLAG_REVERSE 0x0100 /*reverse direction; read */ +#define H5Z_FLAG_SKIP_EDC 0x0200 /*skip EDC filters for read */ + +/* Values to decide if EDC is enabled for reading data */ +typedef enum H5Z_EDC_t { + H5Z_ERROR_EDC = -1, /* error value */ + H5Z_DISABLE_EDC = 0, + H5Z_ENABLE_EDC = 1, + H5Z_NO_EDC = 2 /* must be the last */ +} H5Z_EDC_t; + +/* Return values for filter callback function */ +typedef enum H5Z_cb_return_t { + H5Z_CB_ERROR = -1, + H5Z_CB_FAIL = 0, /* I/O should fail if filter fails. */ + H5Z_CB_CONT = 1, /* I/O continues if filter fails. */ + H5Z_CB_NO = 2 +} H5Z_cb_return_t; + +/* Filter callback function definition */ +typedef H5Z_cb_return_t (*H5Z_filter_func_t)(H5Z_filter_t filter, void* buf, + size_t buf_size, void* op_data); + +/* Structure for filter callback property */ +typedef struct H5Z_cb_t { + H5Z_filter_func_t func; + void* op_data; +} H5Z_cb_t; #ifdef __cplusplus extern "C" { |