hdf5_sys/
h5.rs

1//! General purpose library functions
2use std::mem;
3
4pub use self::H5_index_t::*;
5pub use self::H5_iter_order_t::*;
6
7use crate::internal_prelude::*;
8
9pub type herr_t = c_int;
10pub type htri_t = c_int;
11pub type hsize_t = c_ulonglong;
12pub type hssize_t = c_longlong;
13pub type haddr_t = uint64_t;
14
15#[cfg(all(feature = "1.10.0", have_stdbool_h))]
16pub type hbool_t = u8;
17#[cfg(any(not(feature = "1.10.0"), not(have_stdbool_h)))]
18pub type hbool_t = c_uint;
19
20#[repr(C)]
21#[derive(Copy, Clone, PartialEq, PartialOrd, Debug)]
22pub enum H5_iter_order_t {
23    H5_ITER_UNKNOWN = -1,
24    H5_ITER_INC = 0,
25    H5_ITER_DEC = 1,
26    H5_ITER_NATIVE = 2,
27    H5_ITER_N = 3,
28}
29
30#[repr(C)]
31#[derive(Copy, Clone, PartialEq, PartialOrd, Debug)]
32pub enum H5_index_t {
33    H5_INDEX_UNKNOWN = -1,
34    H5_INDEX_NAME = 0,
35    H5_INDEX_CRT_ORDER = 1,
36    H5_INDEX_N = 2,
37}
38
39pub const H5_ITER_ERROR: c_int = -1;
40pub const H5_ITER_CONT: c_int = 0;
41pub const H5_ITER_STOP: c_int = -1;
42
43pub const HADDR_UNDEF: haddr_t = !0;
44pub const HADDR_MAX: haddr_t = HADDR_UNDEF - 1;
45
46#[repr(C)]
47#[derive(Debug, Copy, Clone)]
48pub struct H5_ih_info_t {
49    pub index_size: hsize_t,
50    pub heap_size: hsize_t,
51}
52
53impl Default for H5_ih_info_t {
54    fn default() -> Self {
55        unsafe { mem::zeroed() }
56    }
57}
58
59extern "C" {
60    pub fn H5open() -> herr_t;
61    pub fn H5close() -> herr_t;
62    pub fn H5dont_atexit() -> herr_t;
63    pub fn H5garbage_collect() -> herr_t;
64    pub fn H5set_free_list_limits(
65        reg_global_lim: c_int, reg_list_lim: c_int, arr_global_lim: c_int, arr_list_lim: c_int,
66        blk_global_lim: c_int, blk_list_lim: c_int,
67    ) -> herr_t;
68    pub fn H5get_libversion(
69        majnum: *mut c_uint, minnum: *mut c_uint, relnum: *mut c_uint,
70    ) -> herr_t;
71    pub fn H5check_version(majnum: c_uint, minnum: c_uint, relnum: c_uint) -> herr_t;
72}
73
74#[cfg(feature = "1.8.13")]
75extern "C" {
76    pub fn H5free_memory(mem: *mut c_void) -> herr_t;
77}
78
79#[cfg(feature = "1.8.15")]
80extern "C" {
81    pub fn H5allocate_memory(size: size_t, clear: hbool_t) -> *mut c_void;
82    pub fn H5resize_memory(mem: *mut c_void, size: size_t) -> *mut c_void;
83}
84
85#[cfg(feature = "1.8.16")]
86extern "C" {
87    pub fn H5is_library_threadsafe(is_ts: *mut hbool_t) -> herr_t;
88}
89
90#[cfg(any(all(feature = "1.10.7", not(feature = "1.12.0")), feature = "1.12.1"))]
91#[repr(C)]
92pub struct H5_alloc_stats_t {
93    total_alloc_bytes: c_ulonglong,
94    curr_alloc_bytes: size_t,
95    peak_alloc_bytes: size_t,
96    max_block_size: size_t,
97    total_alloc_blocks_count: size_t,
98    curr_alloc_blocks_count: size_t,
99    peak_alloc_blocks_count: size_t,
100}
101
102#[cfg(any(all(feature = "1.10.7", not(feature = "1.12.0")), feature = "1.12.1"))]
103extern "C" {
104    pub fn H5get_alloc_stats(stats: *mut H5_alloc_stats_t) -> herr_t;
105    pub fn H5get_free_list_sizes(
106        reg_size: *mut size_t, arr_size: *mut size_t, blk_size: *mut size_t, fac_size: *mut size_t,
107    ) -> herr_t;
108}