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/* automatically generated by rust-bindgen 0.55.1 */

pub type size_t = ::std::os::raw::c_ulong;
pub type __off_t = ::std::os::raw::c_long;
pub type __off64_t = ::std::os::raw::c_long;
pub type FILE = _IO_FILE;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct _IO_marker {
    _unused: [u8; 0],
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct _IO_codecvt {
    _unused: [u8; 0],
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct _IO_wide_data {
    _unused: [u8; 0],
}
pub type _IO_lock_t = ::std::os::raw::c_void;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct _IO_FILE {
    pub _flags: ::std::os::raw::c_int,
    pub _IO_read_ptr: *mut ::std::os::raw::c_char,
    pub _IO_read_end: *mut ::std::os::raw::c_char,
    pub _IO_read_base: *mut ::std::os::raw::c_char,
    pub _IO_write_base: *mut ::std::os::raw::c_char,
    pub _IO_write_ptr: *mut ::std::os::raw::c_char,
    pub _IO_write_end: *mut ::std::os::raw::c_char,
    pub _IO_buf_base: *mut ::std::os::raw::c_char,
    pub _IO_buf_end: *mut ::std::os::raw::c_char,
    pub _IO_save_base: *mut ::std::os::raw::c_char,
    pub _IO_backup_base: *mut ::std::os::raw::c_char,
    pub _IO_save_end: *mut ::std::os::raw::c_char,
    pub _markers: *mut _IO_marker,
    pub _chain: *mut _IO_FILE,
    pub _fileno: ::std::os::raw::c_int,
    pub _flags2: ::std::os::raw::c_int,
    pub _old_offset: __off_t,
    pub _cur_column: ::std::os::raw::c_ushort,
    pub _vtable_offset: ::std::os::raw::c_schar,
    pub _shortbuf: [::std::os::raw::c_char; 1usize],
    pub _lock: *mut _IO_lock_t,
    pub _offset: __off64_t,
    pub _codecvt: *mut _IO_codecvt,
    pub _wide_data: *mut _IO_wide_data,
    pub _freeres_list: *mut _IO_FILE,
    pub _freeres_buf: *mut ::std::os::raw::c_void,
    pub __pad5: size_t,
    pub _mode: ::std::os::raw::c_int,
    pub _unused2: [::std::os::raw::c_char; 20usize],
}
#[test]
fn bindgen_test_layout__IO_FILE() {
    assert_eq!(
        ::std::mem::size_of::<_IO_FILE>(),
        216usize,
        concat!("Size of: ", stringify!(_IO_FILE))
    );
    assert_eq!(
        ::std::mem::align_of::<_IO_FILE>(),
        8usize,
        concat!("Alignment of ", stringify!(_IO_FILE))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._flags as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_flags)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_read_ptr as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_read_ptr)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_read_end as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_read_end)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_read_base as *const _ as usize },
        24usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_read_base)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_write_base as *const _ as usize },
        32usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_write_base)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_write_ptr as *const _ as usize },
        40usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_write_ptr)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_write_end as *const _ as usize },
        48usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_write_end)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_buf_base as *const _ as usize },
        56usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_buf_base)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_buf_end as *const _ as usize },
        64usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_buf_end)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_save_base as *const _ as usize },
        72usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_save_base)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_backup_base as *const _ as usize },
        80usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_backup_base)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._IO_save_end as *const _ as usize },
        88usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_IO_save_end)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._markers as *const _ as usize },
        96usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_markers)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._chain as *const _ as usize },
        104usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_chain)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._fileno as *const _ as usize },
        112usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_fileno)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._flags2 as *const _ as usize },
        116usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_flags2)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._old_offset as *const _ as usize },
        120usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_old_offset)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._cur_column as *const _ as usize },
        128usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_cur_column)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._vtable_offset as *const _ as usize },
        130usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_vtable_offset)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._shortbuf as *const _ as usize },
        131usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_shortbuf)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._lock as *const _ as usize },
        136usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_lock)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._offset as *const _ as usize },
        144usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_offset)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._codecvt as *const _ as usize },
        152usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_codecvt)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._wide_data as *const _ as usize },
        160usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_wide_data)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._freeres_list as *const _ as usize },
        168usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_freeres_list)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._freeres_buf as *const _ as usize },
        176usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_freeres_buf)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>())).__pad5 as *const _ as usize },
        184usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(__pad5)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._mode as *const _ as usize },
        192usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_mode)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<_IO_FILE>()))._unused2 as *const _ as usize },
        196usize,
        concat!(
            "Offset of field: ",
            stringify!(_IO_FILE),
            "::",
            stringify!(_unused2)
        )
    );
}
extern "C" {
    #[doc = "  Simple API"]
    #[doc = "  Compresses `src` content as a single zstd compressed frame into already allocated `dst`."]
    #[doc = "  Hint : compression runs faster if `dstCapacity` >=  `ZSTD_compressBound(srcSize)`."]
    #[doc = "  @return : compressed size written into `dst` (<= `dstCapacity),"]
    #[doc = "            or an error code if it fails (which can be tested using ZSTD_isError())."]
    pub fn ZSTD_compress(
        dst: *mut ::std::os::raw::c_void,
        dstCapacity: size_t,
        src: *const ::std::os::raw::c_void,
        srcSize: size_t,
        compressionLevel: ::std::os::raw::c_int,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_isError(code: size_t) -> ::std::os::raw::c_uint;
}
extern "C" {
    pub fn ZSTD_getErrorName(code: size_t) -> *const ::std::os::raw::c_char;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ZSTD_CCtx_s {
    _unused: [u8; 0],
}
#[doc = "  Explicit context"]
pub type ZSTD_CCtx = ZSTD_CCtx_s;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ZSTD_DCtx_s {
    _unused: [u8; 0],
}
pub type ZSTD_DCtx = ZSTD_DCtx_s;
#[doc = "  Streaming"]
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ZSTD_inBuffer_s {
    #[doc = "< start of input buffer"]
    pub src: *const ::std::os::raw::c_void,
    #[doc = "< size of input buffer"]
    pub size: size_t,
    #[doc = "< position where reading stopped. Will be updated. Necessarily 0 <= pos <= size"]
    pub pos: size_t,
}
#[test]
fn bindgen_test_layout_ZSTD_inBuffer_s() {
    assert_eq!(
        ::std::mem::size_of::<ZSTD_inBuffer_s>(),
        24usize,
        concat!("Size of: ", stringify!(ZSTD_inBuffer_s))
    );
    assert_eq!(
        ::std::mem::align_of::<ZSTD_inBuffer_s>(),
        8usize,
        concat!("Alignment of ", stringify!(ZSTD_inBuffer_s))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_inBuffer_s>())).src as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_inBuffer_s),
            "::",
            stringify!(src)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_inBuffer_s>())).size as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_inBuffer_s),
            "::",
            stringify!(size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_inBuffer_s>())).pos as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_inBuffer_s),
            "::",
            stringify!(pos)
        )
    );
}
#[doc = "  Streaming"]
pub type ZSTD_inBuffer = ZSTD_inBuffer_s;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ZSTD_outBuffer_s {
    #[doc = "< start of output buffer"]
    pub dst: *mut ::std::os::raw::c_void,
    #[doc = "< size of output buffer"]
    pub size: size_t,
    #[doc = "< position where writing stopped. Will be updated. Necessarily 0 <= pos <= size"]
    pub pos: size_t,
}
#[test]
fn bindgen_test_layout_ZSTD_outBuffer_s() {
    assert_eq!(
        ::std::mem::size_of::<ZSTD_outBuffer_s>(),
        24usize,
        concat!("Size of: ", stringify!(ZSTD_outBuffer_s))
    );
    assert_eq!(
        ::std::mem::align_of::<ZSTD_outBuffer_s>(),
        8usize,
        concat!("Alignment of ", stringify!(ZSTD_outBuffer_s))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_outBuffer_s>())).dst as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_outBuffer_s),
            "::",
            stringify!(dst)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_outBuffer_s>())).size as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_outBuffer_s),
            "::",
            stringify!(size)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_outBuffer_s>())).pos as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_outBuffer_s),
            "::",
            stringify!(pos)
        )
    );
}
pub type ZSTD_outBuffer = ZSTD_outBuffer_s;
pub type ZSTD_CStream = ZSTD_CCtx;
extern "C" {
    pub fn ZSTD_createCStream() -> *mut ZSTD_CStream;
}
extern "C" {
    pub fn ZSTD_freeCStream(zcs: *mut ZSTD_CStream) -> size_t;
}
pub const ZSTD_EndDirective_ZSTD_e_continue: ZSTD_EndDirective = 0;
pub const ZSTD_EndDirective_ZSTD_e_flush: ZSTD_EndDirective = 1;
pub const ZSTD_EndDirective_ZSTD_e_end: ZSTD_EndDirective = 2;
pub type ZSTD_EndDirective = ::std::os::raw::c_uint;
extern "C" {
    #[doc = " ZSTD_compressStream2() :"]
    #[doc = "  Behaves about the same as ZSTD_compressStream, with additional control on end directive."]
    #[doc = "  - Compression parameters are pushed into CCtx before starting compression, using ZSTD_CCtx_set*()"]
    #[doc = "  - Compression parameters cannot be changed once compression is started (save a list of exceptions in multi-threading mode)"]
    #[doc = "  - output->pos must be <= dstCapacity, input->pos must be <= srcSize"]
    #[doc = "  - output->pos and input->pos will be updated. They are guaranteed to remain below their respective limit."]
    #[doc = "  - When nbWorkers==0 (default), function is blocking : it completes its job before returning to caller."]
    #[doc = "  - When nbWorkers>=1, function is non-blocking : it just acquires a copy of input, and distributes jobs to internal worker threads, flush whatever is available,"]
    #[doc = "                                                  and then immediately returns, just indicating that there is some data remaining to be flushed."]
    #[doc = "                                                  The function nonetheless guarantees forward progress : it will return only after it reads or write at least 1+ byte."]
    #[doc = "  - Exception : if the first call requests a ZSTD_e_end directive and provides enough dstCapacity, the function delegates to ZSTD_compress2() which is always blocking."]
    #[doc = "  - @return provides a minimum amount of data remaining to be flushed from internal buffers"]
    #[doc = "            or an error code, which can be tested using ZSTD_isError()."]
    #[doc = "            if @return != 0, flush is not fully completed, there is still some data left within internal buffers."]
    #[doc = "            This is useful for ZSTD_e_flush, since in this case more flushes are necessary to empty all buffers."]
    #[doc = "            For ZSTD_e_end, @return == 0 when internal buffers are fully flushed and frame is completed."]
    #[doc = "  - after a ZSTD_e_end directive, if internal buffer is not fully flushed (@return != 0),"]
    #[doc = "            only ZSTD_e_end or ZSTD_e_flush operations are allowed."]
    #[doc = "            Before starting a new compression job, or changing compression parameters,"]
    #[doc = "            it is required to fully flush internal buffers."]
    pub fn ZSTD_compressStream2(
        cctx: *mut ZSTD_CCtx,
        output: *mut ZSTD_outBuffer,
        input: *mut ZSTD_inBuffer,
        endOp: ZSTD_EndDirective,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_CStreamInSize() -> size_t;
}
extern "C" {
    pub fn ZSTD_CStreamOutSize() -> size_t;
}
extern "C" {
    #[doc = " Equivalent to:"]
    #[doc = ""]
    #[doc = "     ZSTD_CCtx_reset(zcs, ZSTD_reset_session_only);"]
    #[doc = "     ZSTD_CCtx_refCDict(zcs, NULL); // clear the dictionary (if any)"]
    #[doc = "     ZSTD_CCtx_setParameter(zcs, ZSTD_c_compressionLevel, compressionLevel);"]
    pub fn ZSTD_initCStream(
        zcs: *mut ZSTD_CStream,
        compressionLevel: ::std::os::raw::c_int,
    ) -> size_t;
}
extern "C" {
    #[doc = " Alternative for ZSTD_compressStream2(zcs, output, input, ZSTD_e_continue)."]
    #[doc = " NOTE: The return value is different. ZSTD_compressStream() returns a hint for"]
    #[doc = " the next read size (if non-zero and not an error). ZSTD_compressStream2()"]
    #[doc = " returns the minimum nb of bytes left to flush (if non-zero and not an error)."]
    pub fn ZSTD_compressStream(
        zcs: *mut ZSTD_CStream,
        output: *mut ZSTD_outBuffer,
        input: *mut ZSTD_inBuffer,
    ) -> size_t;
}
extern "C" {
    #[doc = " Equivalent to ZSTD_compressStream2(zcs, output, &emptyInput, ZSTD_e_flush)."]
    pub fn ZSTD_flushStream(zcs: *mut ZSTD_CStream, output: *mut ZSTD_outBuffer) -> size_t;
}
extern "C" {
    #[doc = " Equivalent to ZSTD_compressStream2(zcs, output, &emptyInput, ZSTD_e_end)."]
    pub fn ZSTD_endStream(zcs: *mut ZSTD_CStream, output: *mut ZSTD_outBuffer) -> size_t;
}
pub type ZSTD_DStream = ZSTD_DCtx;
extern "C" {
    pub fn ZSTD_createDStream() -> *mut ZSTD_DStream;
}
extern "C" {
    pub fn ZSTD_freeDStream(zds: *mut ZSTD_DStream) -> size_t;
}
extern "C" {
    pub fn ZSTD_initDStream(zds: *mut ZSTD_DStream) -> size_t;
}
extern "C" {
    pub fn ZSTD_decompressStream(
        zds: *mut ZSTD_DStream,
        output: *mut ZSTD_outBuffer,
        input: *mut ZSTD_inBuffer,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_DStreamOutSize() -> size_t;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ZSTD_seekable_CStream_s {
    _unused: [u8; 0],
}
pub type ZSTD_seekable_CStream = ZSTD_seekable_CStream_s;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ZSTD_seekable_s {
    _unused: [u8; 0],
}
pub type ZSTD_seekable = ZSTD_seekable_s;
extern "C" {
    pub fn ZSTD_seekable_createCStream() -> *mut ZSTD_seekable_CStream;
}
extern "C" {
    pub fn ZSTD_seekable_freeCStream(zcs: *mut ZSTD_seekable_CStream) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_initCStream(
        zcs: *mut ZSTD_seekable_CStream,
        compressionLevel: ::std::os::raw::c_int,
        checksumFlag: ::std::os::raw::c_int,
        maxFrameSize: ::std::os::raw::c_uint,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_compressStream(
        zcs: *mut ZSTD_seekable_CStream,
        output: *mut ZSTD_outBuffer,
        input: *mut ZSTD_inBuffer,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_endStream(
        zcs: *mut ZSTD_seekable_CStream,
        output: *mut ZSTD_outBuffer,
    ) -> size_t;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ZSTD_frameLog_s {
    _unused: [u8; 0],
}
pub type ZSTD_frameLog = ZSTD_frameLog_s;
extern "C" {
    pub fn ZSTD_seekable_createFrameLog(checksumFlag: ::std::os::raw::c_int) -> *mut ZSTD_frameLog;
}
extern "C" {
    pub fn ZSTD_seekable_freeFrameLog(fl: *mut ZSTD_frameLog) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_logFrame(
        fl: *mut ZSTD_frameLog,
        compressedSize: ::std::os::raw::c_uint,
        decompressedSize: ::std::os::raw::c_uint,
        checksum: ::std::os::raw::c_uint,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_writeSeekTable(
        fl: *mut ZSTD_frameLog,
        output: *mut ZSTD_outBuffer,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_create() -> *mut ZSTD_seekable;
}
extern "C" {
    pub fn ZSTD_seekable_free(zs: *mut ZSTD_seekable) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_initBuff(
        zs: *mut ZSTD_seekable,
        src: *const ::std::os::raw::c_void,
        srcSize: size_t,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_initFile(zs: *mut ZSTD_seekable, src: *mut FILE) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_decompress(
        zs: *mut ZSTD_seekable,
        dst: *mut ::std::os::raw::c_void,
        dstSize: size_t,
        offset: ::std::os::raw::c_ulonglong,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_decompressFrame(
        zs: *mut ZSTD_seekable,
        dst: *mut ::std::os::raw::c_void,
        dstSize: size_t,
        frameIndex: ::std::os::raw::c_uint,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_getNumFrames(zs: *mut ZSTD_seekable) -> ::std::os::raw::c_uint;
}
extern "C" {
    pub fn ZSTD_seekable_getFrameCompressedOffset(
        zs: *mut ZSTD_seekable,
        frameIndex: ::std::os::raw::c_uint,
    ) -> ::std::os::raw::c_ulonglong;
}
extern "C" {
    pub fn ZSTD_seekable_getFrameDecompressedOffset(
        zs: *mut ZSTD_seekable,
        frameIndex: ::std::os::raw::c_uint,
    ) -> ::std::os::raw::c_ulonglong;
}
extern "C" {
    pub fn ZSTD_seekable_getFrameCompressedSize(
        zs: *mut ZSTD_seekable,
        frameIndex: ::std::os::raw::c_uint,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_getFrameDecompressedSize(
        zs: *mut ZSTD_seekable,
        frameIndex: ::std::os::raw::c_uint,
    ) -> size_t;
}
extern "C" {
    pub fn ZSTD_seekable_offsetToFrameIndex(
        zs: *mut ZSTD_seekable,
        offset: ::std::os::raw::c_ulonglong,
    ) -> ::std::os::raw::c_uint;
}
pub type ZSTD_seekable_read = ::std::option::Option<
    unsafe extern "C" fn(
        opaque: *mut ::std::os::raw::c_void,
        buffer: *mut ::std::os::raw::c_void,
        n: size_t,
    ) -> ::std::os::raw::c_int,
>;
pub type ZSTD_seekable_seek = ::std::option::Option<
    unsafe extern "C" fn(
        opaque: *mut ::std::os::raw::c_void,
        offset: ::std::os::raw::c_longlong,
        origin: ::std::os::raw::c_int,
    ) -> ::std::os::raw::c_int,
>;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct ZSTD_seekable_customFile {
    pub opaque: *mut ::std::os::raw::c_void,
    pub read: ZSTD_seekable_read,
    pub seek: ZSTD_seekable_seek,
}
#[test]
fn bindgen_test_layout_ZSTD_seekable_customFile() {
    assert_eq!(
        ::std::mem::size_of::<ZSTD_seekable_customFile>(),
        24usize,
        concat!("Size of: ", stringify!(ZSTD_seekable_customFile))
    );
    assert_eq!(
        ::std::mem::align_of::<ZSTD_seekable_customFile>(),
        8usize,
        concat!("Alignment of ", stringify!(ZSTD_seekable_customFile))
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_seekable_customFile>())).opaque as *const _ as usize },
        0usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_seekable_customFile),
            "::",
            stringify!(opaque)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_seekable_customFile>())).read as *const _ as usize },
        8usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_seekable_customFile),
            "::",
            stringify!(read)
        )
    );
    assert_eq!(
        unsafe { &(*(::std::ptr::null::<ZSTD_seekable_customFile>())).seek as *const _ as usize },
        16usize,
        concat!(
            "Offset of field: ",
            stringify!(ZSTD_seekable_customFile),
            "::",
            stringify!(seek)
        )
    );
}
extern "C" {
    pub fn ZSTD_seekable_initAdvanced(
        zs: *mut ZSTD_seekable,
        src: ZSTD_seekable_customFile,
    ) -> size_t;
}