1 #![doc(html_root_url = "https://docs.rs/bzip2-sys/0.1")]
2
3 extern crate libc;
4
5 use libc::{c_char, c_int, c_uint, c_void};
6
7 pub const BZ_RUN: c_int = 0;
8 pub const BZ_FLUSH: c_int = 1;
9 pub const BZ_FINISH: c_int = 2;
10
11 pub const BZ_OK: c_int = 0;
12 pub const BZ_RUN_OK: c_int = 1;
13 pub const BZ_FLUSH_OK: c_int = 2;
14 pub const BZ_FINISH_OK: c_int = 3;
15 pub const BZ_STREAM_END: c_int = 4;
16 pub const BZ_SEQUENCE_ERROR: c_int = -1;
17 pub const BZ_PARAM_ERROR: c_int = -2;
18 pub const BZ_MEM_ERROR: c_int = -3;
19 pub const BZ_DATA_ERROR: c_int = -4;
20 pub const BZ_DATA_ERROR_MAGIC: c_int = -5;
21 pub const BZ_IO_ERROR: c_int = -6;
22 pub const BZ_UNEXPECTED_EOF: c_int = -7;
23 pub const BZ_OUTBUFF_FULL: c_int = -8;
24 pub const BZ_CONFIG_ERROR: c_int = -9;
25
26 #[repr(C)]
27 pub struct bz_stream {
28 pub next_in: *mut c_char,
29 pub avail_in: c_uint,
30 pub total_in_lo32: c_uint,
31 pub total_in_hi32: c_uint,
32
33 pub next_out: *mut c_char,
34 pub avail_out: c_uint,
35 pub total_out_lo32: c_uint,
36 pub total_out_hi32: c_uint,
37
38 pub state: *mut c_void,
39
40 pub bzalloc: Option<extern "C" fn(*mut c_void, c_int, c_int) -> *mut c_void>,
41 pub bzfree: Option<extern "C" fn(*mut c_void, *mut c_void)>,
42 pub opaque: *mut c_void,
43 }
44
45 macro_rules! abi_compat {
46 ($(pub fn $name:ident($($arg:ident: $t:ty),*) -> $ret:ty,)*) => {
47 #[cfg(windows)]
48 extern "system" {
49 $(pub fn $name($($arg: $t),*) -> $ret;)*
50 }
51 #[cfg(not(windows))]
52 extern {
53 $(pub fn $name($($arg: $t),*) -> $ret;)*
54 }
55 }
56 }
57
58 abi_compat! {
59 pub fn BZ2_bzCompressInit(stream: *mut bz_stream,
60 blockSize100k: c_int,
61 verbosity: c_int,
62 workFactor: c_int) -> c_int,
63 pub fn BZ2_bzCompress(stream: *mut bz_stream, action: c_int) -> c_int,
64 pub fn BZ2_bzCompressEnd(stream: *mut bz_stream) -> c_int,
65 pub fn BZ2_bzDecompressInit(stream: *mut bz_stream,
66 verbosity: c_int,
67 small: c_int) -> c_int,
68 pub fn BZ2_bzDecompress(stream: *mut bz_stream) -> c_int,
69 pub fn BZ2_bzDecompressEnd(stream: *mut bz_stream) -> c_int,
70 }
71
72 #[no_mangle]
bz_internal_error(errcode: c_int)73 pub fn bz_internal_error(errcode: c_int) {
74 panic!("bz internal error: {}", errcode);
75 }
76