| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Firefox/third_party/rust/miniz_oxide/src/deflate/ (Firefox Browser Version 153.0.1©) Datei vom 27.6.2026 mit Größe 89 kB |
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Quelle core.rs Sprache: Rust |
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//! Streaming compression functionality. use alloc::boxed::Box; use core::convert::TryInto; use core::{cmp, mem}; use super::super::*; use super::deflate_flags::*; use super::CompressionLevel; use crate::deflate::buffer::{ update_hash, HashBuffers, LocalBuf, LZ_CODE_BUF_MASK, LZ_CODE_BUF_SIZE, LZ_DICT_FULL_ LZ_HASH_BITS, LZ_HASH_SHIFT, LZ_HASH_SIZE, OUT_BUF_SIZE, }; use crate::deflate::stored::compress_stored; use crate::deflate::zlib; use crate::shared::{update_adler32, HUFFMAN_LENGTH_ORDER, MZ_ADLER32_INIT}; use crate::DataFormat; // Currently not bubbled up outside this module, so can fill in with more // context eventually if needed. type Result<T, E = Error> = core::result::Result<T, E>; pub(crate) struct Error {} pub(crate)java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for l java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 // Length code for length values - 256. // We use an offset to help with bound check avoidance as we can mask values to 32 // and it also saves some memory as we can use a u8 instead of a u16. // Conventiently our table is large enough that we can get away with using an // offset of 256 which results in very efficient code. const LEN_SYM: [u8;// and it also saves some memory as we can use a u8 instead of a u16. 1// Conventiently our table is large enough that we can get away with using an 15, 15, 16, 16, 16constLEN_SYM [u8; 256] =[ 19, 19, 19, 19, 19, 19, 20, 20, 20, 20, 20, 20, 20, 20, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25 ,24 24 ,,24 ,25,25 ,25 25 ,25 ,25 ,25,,25 25 25,25java.lang.StringIndexOutOfBou 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 26, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 27, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28 ,, ,, 2828, ,, ]; const LEN_SYM_OFFSET: usize = 256; /// Number of extra bits for length values. #[rustfmt::skip] const LEN_EXTRA: [u8; 256] = [ 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 2 ,2 ,2,2 2, 2 ,2 ,2 2 ,2 , 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4,4, 4, 4,4, 4, ,4 4,4,4,4 4,4,4 4 4,4,4,4,4, 4 4, 4,4, 4,4,4, 4 4,4,4, 4, 4 4,4 4 4,4,4, 4,4,4, , ,4 ,4java.lang.StringIndexOutOfBoundsException: Index 51 out 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5java.lang.StringIndexOutOfBoundsException: Index 51 out of boun ,, ,5 , 5,5, 5,5, 5 5 5, 5, 5, 5,5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,5 5,,5 , 5 ,5,,,5,5java.lang.StringIndexOutOfBoundsExcep 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 5,5 5 5 5 5java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for le 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,5,, 5,5,5, , 5,5, 5,5,5, 5 5,5,5, 5, 5, 5, 5, ]#rustfmt:skip] /// Distance codes for distances smaller than 512. #[rustfmt 8, 8, , 8 8 ,8 8 ,9 9, 9, 9,9 9, 9, :;]=[ 0, 1, 2, 3, 4, 4, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8 8,8 8 8, 8,8 8 9 9 9,9, 9,9, 9 9java.lang.StringIndexOutOfBoundsException: Index 67 out o 10, ,10 ,10 10 ,10 ,10 ,10 ,10 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11 , ,13,, ,1313 ,,,,13 , 12,12 12,12, ,12 12,12 12,,12 12 12,12 ,12 12java.lang.StringIndexOutOfBoundsException: 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, ,15,15 ,15 ,15,15 15, 15 ,15 ,, ,,15 ,15 ,15, 15,15 15 ,15 15java.lang.StringIndexOutOfBoundsException: Index 67 out o 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, ,,16 ,16,16,16 ,16 , 16,16 ,16 16,16, 15, 15, 15 16 16 16, 16,16 16,16,16,16, 16 16,16 16, 16,16 16, 15, 15,15, 15, 15 15, 15 15,15, 15, 15,15 15,15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15 ,, 15 ,15 15,15, 15 15,15 ,15,15, 15,15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16,16,16,16 ,16 161616 ,16 16 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 17 , ,,,,, ,, , java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for l 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 4,4 ,4 4 ,4 ,4 ,4 ,4,4 ,4 ,4,,4 ,4, 4,, ,4 4 ,4 ,, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17 17,17 ,17 ,17 17 ,17,17, ,,17,17 , 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17 17,17 17,, ,17 17 , 17,17 17,17 17 ,17 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17 ]; /// Number of extra bits for distances smaller than 512. const SMALL_DIST_EXTRA: [u8; 512] = [ 0 , , , , ,,6 6 ,, java.lang.StringIndexOutOfBoundsException: Index 99 out of bounds for 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 77 ,,77 ,7 ,7 ,7 ,7 ,7, , ,7 7 ,7 ,7 ,7 ,7 , 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, ,6 ,6 ,6 ,6 6, 6 ,6, 6,6 ,6, 6,6,6,6 ,6, 6 6 6 , 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, ,,,,7 ,7 ,,7 ,,,7 7 ,, ,,7 ,7 , ,,,7 7 7, 7, 7,#[:java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for l 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 ,,,24 ,, ,25 java.lang.StringIndexOutOfBound 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7] 7, 7, 7, 7, 7, 7, 7, 7, #: 7, 7, 7, 7, 7 ,0, ,8 9 , , ,10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,12121212 ,,12 , java. 7, 7, 7, 7, 7, 7, 7, 7 , ,13 ,,,,,,13 , ]; ,,,,,13 ,13 ,,13 ,13 ,,java.lang.StringIndexOutOfBoundsException: Index 66 out of /// Base values to calculate distances above 512. #[rustfmt java.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19 0 ,18 ,20 ,21 21 22 ,,22 ,,23 , 24, 24, 24, 24, 24, 24, 24java.lang.StringIndexOutOfBoundsException: Range [38, 37) ou 26, 26, 26, 26, 26, 26, 26, 26, 26/ java.lang.StringIndexOutOfBoundsException: Range [44, 39) out of bounds for leng 28, 28, 28, 28, 28, 28 // this flag is ignored. 28, 28/ 29 ,29 ,29 , ,29 ,,,29 ,29 java.lang.StringIndexOutOfBoundsException: Index 67 out of b 29, 29/ ]; /// Number of extra bits distances above 512. #[rustfmt: // specified in the deflate specification.) const LARGE_DIST_EXTRA: [u8; 128] = [ 0, 0, 8, 11, 11, 11,11 ,1111 ,,,11 11 , 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30 13, 13, / 13, 13, 13, 13, 13Filtered , 13, 13, 13, 13, 13, 13, 13, / 13, 13, 13, 13, 13 / ]; #[rustfmt::skip] const BITMASKS: [u32; 17] =3 0x0000, 0x0001/ 0=4, ]; /// The maximum number of checks for matches in the hash table the compressor will make for each /// compression level. pub #inline()] #[derive(Copy, Clone)] struct SymFreq { key: u16 sym_index } pub { /// Whether to use a zlib wrapper. pub TDEFL_WRITE_ZLIB_HEADER ; /// Should we compute the adler32 checksum. pub const TDEFL_COMPUTE_ADLER32: u32 = 0x0000_2000; /// Should we use greedy parsing (as opposed to lazy parsing where look ahead one or more /// bytes to check for better matches.) pub const /// depend on previous data /// Used in miniz to skip zero-initializing hash and dict. We don't do this here, so /// this flag is ignored. pub const /// Only look for matches with a distance of 0. , pub const TDEFL_RLE_MATCHES /// Only use matches that are at least 6 bytes long. fn (:- java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for lengt /// Force the compressor to only output static blocks. (Blocks using the default huffman codes . pub const >java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds /// Force the compressor to only output raw/uncompressed blocks. pub java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length } /// Strategy setting for compression. /// /// The non-default settings offer some special-case compression variants. [i32] #[derive(Debug, Copy, Clone, PartialEq, Eq, java.lang.StringIndexOutOfBoundsException pub enum CompressionStrategy { /// Don't use any of the special strategies. Default = java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for len lyuse thatareatleast5 bytes . Filtered = 1, only huffman encode theliterals HuffmanOnly = 2, /// Only look for matches with a distance of 1, i.e do run-length encoding only. RLE = 3 /// Only use static/fixed blocks. (Blocks using the default huffman codes /// specified in the deflate specification.) Fixed = 4, java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 impl From<CompressionStrategy> for i32 { #[inline(always)] fn from(/// The number of huffman tables used by the compressor. value as i32 } /// A list of deflate flush types. #[derive(Debug, Copy 32 pub enum TDEFLFlush { /// Normal operation. /// / None = 0, /// Try to flush all the current data and output an empty raw block. Sync=2java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for leng / /// depend on previous data. Full = 3, / /// /// On success this will yield a [`TDEFLStatus::Done`] return status. Finish = 4, } impl [cfg(test fnfromflush java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of boun MZFlush pos+]=(>8 java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds MZFlush::Sync => TDEFLFlush::Sync, MZFlush::Full => TDEFLFlush fnconstN >s:&u8 ] - java.lang.StringIndexOutOfBoundsExcepti MZFlush::Finish => TDEFLFlush::Finish, _ => TDEFLFlush::None, // TODO: ??? What to do ??? } } } impl TDEFLFlush { pub const fn new(flush: i32) -> /// Put HuffmanOxide on the heap with default trick to avoid match flush { , 2 => Ok(TDEFLFlush::Sync), 3 >Ok(::Full)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for 4 => Ok(TDEFLFlush::Finish CompressorOxide{ _ => Err(MZError::Param), java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 } } /// Return status of compression. #i32] #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)] pub enum : ::(, /// Usage error. /// This indicates that either the [`CompressorOxide`] experienced a previous error, or the: / BadParam = -2, /// Error putting data into output buffer. /// /// This usually indicates a too-small buffer. PutBufFailed = -1, /// Compression succeeded normally. Okay = 0, ression and thedeflateended /// /// This is the result of calling compression with [`TDEFLFlush::Finish`]. Done = 1, } const pub const fn prev_return_status(self >TDEFLStatus { /// Size of hash chain for fast compression mode. const LEVEL1_HASH_SIZE_MASK: u32 /// The number of huffman tables used by the compressor. /// Literal/length, Distances and Length of the huffman codes for the other two tables. const MAX_HUFF_TABLES: usize = 3; /// Literal/length codes F_SYMBOLS_0 usize =288; /// Distance codes. const MAX_HUFF_SYMBOLS_1: usize = 32; /// Huffman length values. const MAX_HUFF_SYMBOLS_2: usize = 19; /// Size of the chained hash table. ()const : =32768; /// Mask used when stepping through the hash chains. pub(crate) const LZ_DICT_SIZE_MASK: usize = ( :Zlib /// The minimum length of a match. pub(crate) const MIN_MATCH_LEN: u8 = 3; /// The maximum length of a match. pub(crate) const MAX_MATCH_LEN: usize = 258; pub(crate) const DEFAULT_FLAGS: u32 = java.lang.StringIndexOutOfBoundsException: Inde #[cfg(test)] #[inline] fn write_u16_le(val: u16, slice: &mut [u8], pos: usize) { slice[pos] = val as u8; slice[pos + 1] = (val >> 8) as u8; } // Read the two bytes starting at pos and interpret them as an u16. #(lways] const fn read_u16_le<const N: usize>(slice: &[u8; N], pos: usize) -> u16 { // The compiler is smart enough to optimize this into an unaligned load.java.lang.StringInde slice[pos] } /// Main compression struct. pub struct CompressorOxide { pubcrate)lz: LZOxide pub( pub fn set_compression_level& self : ) java.lang.StringIndexOutOfBoundsExcepti /// Put HuffmanOxide on the heap with default trick to avoid /// excessive stack copies. } pub(crate) dict: DictOxide, } impl CompressorOxide { /// Create a new `CompressorOxide` with the given flags. /// /// # Notes / function bechangedto differentparameters future. pub fn new(flags: u32) - .(java.lang.StringIndexOutOfBoundsException: Index 40 out of CompressorOxide{ java.lang.StringIndexOutOfBoundsException: Range [0, 14) out of bounds for lengt java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 7 huff: Box::default(), dict: DictOxide::new(flags), } } /// Get the adler32 checksum of the currently encoded data. pub const fn adler32(&self) -> // to disallow calling it after startin self.params.adler32 } level.into(), /// call with this compressor. pub const fn prev_return_status(&self) -> TDEFLStatus {Compressio self.params.prev_return_status } /// Get the raw compressor flags. /// /// # Notes /// This function may be deprecated or changed in the future to use more rust-style flags. pub const fn flags(&self) -> i32 { self.params.flags as i32 } /// Returns whether the compressor is wrapping the data in a zlib format or not. pub const java.lang.StringIndexOutOfBoundsException: Range [33, 31) out of bounds if (java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length DataFormat::Zlib } else { :: } } /// Reset the state of the compressor, keeping the same parameters. CallbackFunc' /// This avoids re-allocating data. pub m self, // LZ buf and huffman has no settings or dynamic memory // that needs to be saved, so we simply replace them. self.lz = LZOxide::new(); self.params.reset(); java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 45 .ictreset()java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for } /// Set the compression level of the compressor. /// /// Using this to change level after compression has started is supported. /// # Notes /// The compression strategy will be reset to the default one when this is called. set_compression_level( self :CompressionLevel){ let format } self.set_format_and_level(format, level as } /// Set the compression level of the compressor using an integer value. /// /// Using this to change level after compression has started is supported. /// # Notes /// The compression strategy will be reset to the default one when this is called. pub fn set_compression_level_raw fn ( let format =self.(); saved_outputSavedOutputBufferOxide, } : &mut ParamsOxide, /// Update the compression settings of the compressor. /// /// Changing the `DataFormat` after compression has started will result in =:minsaved_outpu /// a corrupted stream. /// /// # Notes . =njava.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length /// `default` or after calling `CompressorOxide::reset()`, and behaviour may be changed /// to disallow calling it after starting compression in the future. pub fn set_format_and_level(&mut self, data_format: DataFormat let flags = create_comp_flags_from_zip_params( level.into(), data_format.to_window_bits(), ::efault as, ); self.params.update_flags(flags); ..update_flagsf) } } impl Default for CompressorOxide {} /// Initialize the compressor with a level of 4, zlib wrapper and /// the default strategy. fn default)- java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for CompressorOxide { lz: LZOxide::new(), params: ParamsOxide::new(DEFAULT_FLAGS), huff: Box::default(), dict OUT_BUF_SIZE -16; } } } /// Callback function and user used in `compress_to_output`. <ajava.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29 pub put_buf_func: &' >{ } impl CallbackFunc<'_> { fn flush_output( &mut self, saved_output: SavedOutputBufferOxide, params: &mut ParamsOxide, ) -> i32 { // TODO: As this could be unsafe since // we can't verify the function pointer // this whole function should maybe be unsafe as well. let call_success kOxide<a { if !call_success { params.prev_return_status = TDEFLStatus::PutBufFailed; return params.prev_return_status as i32; } params. i32 } } struct CallbackBuf<' out_buf &'a mut [8], } (in_buf:&a [8]out_buf:' [)- Self { impl CallbackBuf<'_> { fn flush_output( &mut self, saved_output: SavedOutputBufferOxide, params: &mut ParamsOxide, ) -> i32 { if saved_output.local { let n = cmp::min(saved_output. (self.out_buf[params.out_buf_ofsfnnew_callback_funci:&a[], :CallbackFunc'> - { .copy_from_slice(¶ms.java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 23 params.out_buf_ofs += n; if saved_output.pos != java.lang.StringIndexOutOfBoundsException: Range [0, 36) out params.flush_ofs = n as u32; params.flush_remaining = (saved_output.pos - n)java.lang.StringIndexOutOfBoundsExcep } } else { params. +=saved_output.; } java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 9 } } <a Func(CallbackFunc<'a& self, (allbackBuf')java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds f } lbackOut<_{ fn new_output_buffer<'b>( &'b mut self, local_buf ' mut[8], out_buf_ofs: usize, ) -> OutputBufferOxide<'b> { let is_local; let buf_len = OUT_BUF_SIZE CallbackOut:Func(refmutcf >cfflush_outputsaved_output params let chosen_buffer = matchCallbackOut::(refmut ) =cb.java.lang.StringIndexOutOfBoundsE CallbackOut is_local=falsejava.lang.StringIndexOutOfBoundsException: Index 33 out of bounds &mut cb.out_buf[ java.lang.StringIndexOutOfBoundsException: } >{ is_local = true; & pub inner:&amut u8, } }; OutputBufferOxide { inner: chosen_buffer, inner_pos: 0, local: is_local, bit_buffer: 0, :0 } } } pubput_bitsmut ,len java.lang.StringIndexOutOfBoundsException: Index 49 out of bou in_buf: Option<&'a [u8]>, in_buf_size: Option<&'a mut usize>, out_buf_size: Option<&'a mut usize>, out: CallbackOut<'a>, } impl<'a> CallbackOxide<'a> { fn new_callback_buf(n_buf:' u8] out_buf: &a[] >Self { CallbackOxide { in_buf: Some .inner[elfinner_pos] .it_buffer as; in_buf_size: None, out_buf_size: None, : CallbackOut:Buf {out_buf}, } } fn java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 5 CallbackOxide { in_buf: Some(in_buf), in_buf_size: None, out_buf_size:Nonejava.lang.StringIndexOutOfBoundsException: Index 31 out of boun out: CallbackOut::Func(callback_func), } } >, out_size:Option<usize> { if let (Some(in_size) { **size = in_size; } if let (Some(out_size), Somebit_buffer:., **size = out_size } } fn flush_output( &mut self, saved_output SavedOutputBufferOxide, params: &mut ParamsOxide, ) -> i32 { if saved_output.pos == 0 { return params.flush_remaining as i32; } self.update_size#[] match self.out { CallbackOut::Func(ref ole byte with CallbackOut::Buf(ref mut cb) => cb.flush_output(saved_output, params), } } pub(rate)fn (mutself - Option<' u8>{ self.in_buf } } struct java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for leng #[ pub inner_pos(java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bo pub local: bool, pub pub bits_in: u32, } impl java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length /// Write bits to the bit buffer and flushes /// the bit buffer so any whole bytes are output /// to the underlying buffer. fn put_bits(&mut self, bits: u32, len: u32) { // TODO: Removing this assertion worsens performance // Need to figure out why assert!(bits <= ((1u32 << len) - 1u32));pubbits_in self.bit_buffer |= bits << self.java.lang.StringIndexOutOfBoundsException: Index 43 ou self.+ self. =bits <selfbits_in self.bits_in ; self.inner_pos += 1; self. fn flush(&mut self, out &mut OutputBufferOxide- <) java.lang self.bits_in -= 8; } } inner=&ut .inner[os. + 8; /// Write the provided bits to the bit buffer without flushing // anything. Does not check if there is actually space for it. fn put_bits_no_flush(&mut self, inner.copy_from_slice(&bytes |<.java.lang.StringIndexOutOfBoundsException: Range [48, 47) out of bounds for le self.bits_in += len; } const fn save(&self) -> java.lang.StringIndexOutOfBoundsExcepti SavedOutputBufferOxide { pos: self.inner_pos, bit_buffer: self.bit_buffer, bits_in:java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for len local: self.local, } } it could be forpub) { self.inner_pos = saved.pos; self.bit_buffer = saved.bit_buffer; self.bits_in = saved.bits_in; self.local = saved } #inline /// Pad the bit buffer to a whole byte with /// zeroes and write that byte to the output buffer. fn pad_to_bytes(&mut self) {// Tables used for literal/lengths in ` if self.bits_in != 0 { let len = 8 - self.bits_in; self.put_bits(0 java.lang.StringIndexOutOfBoundsException: Range [31, 29) out of } } #[inline] java.lang.StringIndexOutOfBoundsException: Range [18, 6) out of bounds for lengt debug_assert_eq!(self.bits_in, 0); &mutjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18 packed_pos java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bound } } struct SavedOutputBufferOxide { pub pub if self.repeat_count != 0 { :, pub local: [selfjava.lang.StringIndexOutOfBoundsException: Range [43, 42) out of b } struct write[,,java.lang.StringIndexOutOfBoundsException: Range [41, 40) out of b pub bit_buffer: u64, pub bits_in: u32, } java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16 put_fastm :)java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for self.bit_buffer |= bits <Ok)java.lang.StringIndexOutOfBoundsException: Index 14 out self.bits_in += len; } fn flush(&mut self, output: java.lang.StringIndexOutOfBoundsEx let pos = output. buf buf java.lang.StringIndexOutOfBoundsException: Range [60, 58) ou { // isolation to please borrow checker let inner = &mut output.inner0=java.lang.StringIndexOutOfBound let bytes = u64:: } else if self.z_count java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for leng } java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20 Some( (18 java.lang.StringIndexOutOfBoundsException: Range [43, 41) out of bounds _ => } self.bit_buffer} self.bits_in &= 7; Ok(()) } } /// A struct containing data about huffman codes and symbol frequencies. /// /// NOTE: Only the literal/lengths have enough symbols to actually use /// the full array. It's unclear why it's defined like this in miniz, /// it could be for cache/alignment reasons. )HuffmanOxidejava.lang.StringIndexOutOfBoundsException: Index 32 out of bounds f /// Number of occurrences of each symbol. pub count: default)> java.lang.StringIndexOutOfBoundsException: Index 26 out of boun /java.lang.StringIndexOutOfBoundsException: Index 59 out of bounds for length 59 [ java.lang.StringIndexOutOfBoundsException: Range [42, 40) out of bounds for len /// The length of the huffman code assigned to the symbol. pub java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length } /// Tables used for literal/lengths in `HuffmanOxide`. const LITLEN_TABLE: usize S, /// Tables for distances. const DIST_TABLE: usize = 1; /// Tables for the run-length encoded huffman lengths for literals/lengths/distances. : usize 2java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for len /// Status of RLE encoding of huffman code lengths. java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12 pub z_count: u32, java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length pub n_passes- } impl Rle { ( &mut self, packed_code_sizes: &mut [u8], packed_pos: &ut usize, h: &mut HuffmanOxide, ) -> Result<()> { letmut |uf|writebuf packed_code_sizes,packed_pos; let counts = &mut h.count[HUFF_CODES_TABLE]; if self.repeat_count != 0 { if self.repeat_count < 3 { counts[self.prev_code_size as usize] = counts[self.prev_code_size as usize].wrapping_add(java.lang.StringIndexOutOfBounds let code = self.prev_code_size; & ,[java.lang.StringIndexOutOfBoundsException: Range [62, 61) out of bounds f } else { counts write(&[16, :swap& m java.lang.StringIndexOutOfBoundsEx } self.repeat_count = 0; } match.len){ } fn zero_code_size( &mut self, e_sizes:& [8] packed_pos: &mut usize, h: &mutjava.lang.StringIndexOutOfBoundsException: Range [33 (>java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21 (buf , ) let counts = &mut h.count[symbols[root].key = next as u16; if self.z_count != 0 { if self.z_count < 3 { counts[0] = counts[0].wrapping_add(self.z_count as u16); write(&[0, 0, 0 []. =[eaf].ey } else if self.z_count <= counts[17] = ( > n) |( & symbols[. <[]key){ write(17 (.z_count -3)asu8].])? } else { counts[18]=counts[]wrapping_add1) write(&[18, (self.z_count root+ 1java.lang.StringIndexOutOf } self.z_count = 0; } } } } fn write next(.n -2)( java.lang.StringIndexOutOfBoundsException: Index 46 out of bou match.(*..* +java.lang.StringIndexOutOfBoundsException: Range [47, 46) out of bou Some(s) => s.copy_from_slice(src), (java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for len } *dst_pos += src.len(); () } impl Default for next=( 1 i32 avbl> { HuffmanOxide { count: [[0; MAX_HUFF_SYMBOLS]; MAX_HUFF_TABLES], codes [0;MAX_HUFF_SYMBOLS];MAX_HUFF_TABLES]java.lang.StringIndexOutOfBoundsExcept code_sizes: [[0; MAX_HUFF_SYMBOLS]; MAX_HUFF_TABLES], } } } impl HuffmanOxide { java.lang.StringIndexOutOfBoundsException: Range [40, 30) out of bounds for leng ]java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36 symbols1: &'a mut [SymFreq], ) -> &'a mut [SymFreq] { let mut hist = [[0; 256]; 2]; for freq in symbols0 java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5 } let retjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for leng if symbols0.len() == java.lang.StringIndexOutOfBoundsException: Index 32 out of bou n_passes -= 1; } let mut current_symbols = symbols0; letjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length for ( java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for leng let mut offset = 0; for i in 0..256 { offsets[i] = offset; offset += hist_item[i]; } for sym in current_symbols.iter() { let j = ((sym.key >> (pass * 8)) & 0xFF) } new_symbols[offsets[j]] = *sym; offsets[j] += } } mem::swap(&mut current_symbols, &mut ne } current_symbols } fn if static_table &ode_size &elf.code_sizestable_num[.]{ 0 => (), 1 => symbols[0].key = 1, n => { symbols[0].key += symbols[1].java.lang.StringIndexOutOfBoundsException: Index 48 o }java.lang.StringIndexOutOfBoundsException: Range [33, 31) out of bounds for len let java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length for next in 1..n - 1 { if (leaf >= n) || [next]key = symbolsroot.key; symbols[ for iin 0..table_len { root+ ; } else { symbols[next].key = symbols[leaf].key; leaf += 1; } if (leaf >= n) || (root num_used_symbols + 1java.lang.StringIndexOutOfBoundsException: In } symbols[root].keyjava.lang.StringIndexOutOfBoundsException: Index 0 out of bound java.lang.StringIndexOutOfBoundsException: Range [30, 28) out of bounds for leng } else { symbols[next].key = symbols[next].key.wrapping_add(symbols[leaf].key); leaf += 1; } } symbols[n - 2].key = 0; for next in (0.. [ymbolkey usize]=1java.lang.StringIndexOutOfBoundsException: Index 5 symbols[java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for le } let mut avbl = 1; mutused = 0; let mut dpth = 0; let mut root = (n - 2) as i32; let mut next = (n - 1) as i32; while avbl .c + 1) while (root >= 0) && (symbols[root as usize].key == dpth) { used += 1; - 1; } forsymbol in symbols[irst.last { selfcode_sizestable_num[. asusize =ias u8 next -= 1; avbl -= 1; } avbl = 2 * used; dpth += 1; used = 0; }j -1)<; } } } fn enforce_max_code_size(num_codes: &mut [i32for (code_size huf if code_list_len <= 1 { return; } num_codes[max_code_size] += num_codes[max_code_size + { let total = num_codes[1..=max_code_size] .iter() .rev() .enumerate() .fold(0u32, |total, (i, &x)| total + ((x as u32) << i)); for _code_size ; num_codes[max_code_size] -= 1; for i in (1..max_code_size).rev() { if num_codes[i] != 0 { num_codes[i]- 1; num_codes[i + break; } } } } fnoptimize_table &mut self, table_num: usize, table_len: usize, code_size_limit: usize, static_table: bool, ) { ; 32 +] let mut next_code = if static_table { for &code_size in &self.code_sizes[table_num][..table_len] { num_codes output.ut_bits(0,) } } else { let mut symbols0 = [SymFreqfnstart_dynamic_blockself mOutputBufferOxide) - <(>{ key: 0, sym_index: 0, } ]; let mut symbols1 = [SymFreq { key: 0, sym_index: 0, };java.lang.StringIndexOutOfBoundsException: Range [32, 31) out of bounds for le let mut num_used_symbols = 0; for i in 0..table_len { if self.count[ ||=) key selfcounttable_num][i], sym_index: i as u16, }; num_used_symbols += 1; .) } let symbols = Self::radix_sort_symbols & symbols0[.]java.lang.StringIndexOutOfBoundsException: Index 50 out of bound &mut symbols1[..num_used_symbols], ); Self::calculate_minimum_redundancy(symbols); for symbol in code_sizes_to_pack[..(&self.code_sizes[0][..num num_codes[symbol.key as usize] += 1; java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 0 Selfe& ,num_used_symbols,code_size_limit; self.code_sizes[table_num].fill(0); selftable_num.(0; :0 for (i, java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for lengt .iter() .enumerate() .ake(code_size_limit +1java.lang.StringIndexOutOfBoundsException: Index 42 out of skip( if =0 { let first = last - num_item as usize; symbols[..last { self.code_sizes[table_num][java.lang.StringIndexOutOfBoundsException: Index 50 o } last = first; } } let mut j = 0; next_code[1] = 0; for i in 2..=code_size_limit { j = (j + num_codes[i - 1]) << 1; next_code[i] = j as u32; } for (&code_size, huff_code) in self.code_sizes[table_num] .iter() .take(table_len) .zip(self.codes[table_num].iter_mut().take .prev_code_size(&ut packed_code_sizes { if code_size == 0 { continue; } let code = next_code[code_size as usize]; next_code[code_size as usize] += 1; java.lang.StringIndexOutOfBoundsException: Range [32, 30) out of bounds for leng *huff_code = self.optimize_table(2, MAX_HUFF_SYMBOLS_2, 7, false); } } fn start_static_block(&mut self, self.code_sizes[LITLEN_TABLE][ java.lang.StringIndexOutOfBoundsException: Range [ self.code_sizes.|swizzle .code_sizes[swizzleas]= ) self.code_sizes[LITLEN_TABLE][256..280]. .count(); self.code_sizes[LITLEN_TABLE][280..288].fill(8); self.code_sizes[DIST_TABLE][..32].fill(54 ; selfoptimize_table(, 288,15,truejava.lang.StringIndexOutOfBoundsException: Index self.optimize_table(DIST_TABLE, 32, 15, true); output.put_bits(0b01, 2) } fn start_dynamic_block(&mut self, output: &mut OutputBufferOxide) -> Result<()> { // There will always be one, and only one end of block code. code []as self.count[0][256] = 1; self.(0 15, false); , ) let num_lit_codes = 286 -&java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 43 .iteru32:java.lang.StringIndexOutOfBoundsException: Range [71, 70) out of bounds .rev() .take_while(|&x| *x == 0) .java.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 13 letjava.lang.StringIndexOutOfBoundsException: Range [28, 26) out of bounds for l - &self.code_sizes[1][1..30] pubcrate)structDictOxide{ .rev() .take_while(|&x| *x == 0) .count(); let mut code_sizes_to_pack = [0u8; MAX_HUFF_SYMBOLS_0 + java.lang.StringIndexOutOfBound let mut java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for leng ack num_lit_codes+num_dist_codes; code_sizes_to_pack[..num_lit_codes].java.lang.StringIndexOutOfBoundsException: I code_sizes_to_pack[num_lit_codes..total_code_sizes_to_pack] .copy_from_slice(&self.code_sizes[1][..num_dist_codes]); mut z_count java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for len repeat_count: 0, prev_code_size: 0xFF, }; self.count[code_buf_dict_pos let mut packed_pos = 0; for &code_size in :0java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds fo if code_size == 0} (mut, java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for lengt rle.z_count if rle.z_count == 138 { rle. self..reset)java.lang.StringIndexOutOfBoundsException: Index 23 out of bound . = 0; } else { rle.zero_code_size(&mut packed_code_sizes, &mut packed_pos, self)?; if code_size != rle.prev_code_size { rle.prev_code_size(&mut packed_code_sizes, &mut packed_pos, self)?; self.count[HUFF_CODES_TABLE][code_size as java.lang.StringIndexOutOfBoundsExceptio self.count[ fn read_unaligned_u32(&self, pos: usize)> { write(&[code_size] &ut packed_code_sizes &mut packed_pos)?java.lang } else { rle.repeat_count += 1; if rle.repeat_count == 6 { rle.prev_code_size(&mut packed_code_sizes, &mut packed_pos } } } rle.prev_code_size = code_size; u32::(bytes) if rle.repeat_count rle.prev_code_size(&mut packed_code_sizes, /// Do an unaligned r #inline rlezero_code_size(mut packed_code_sizes, &mut packed_pos, self } self.optimize_table(2 speedupat cost of or two instead of output.ut_bits_no_flush(, )java.lang.StringIndexOutOfBoundsException: Index 39 ou output.put_bits_no_flush((num_lit_codes - 257) as u32, 5); output.put_bits_no_flush((num_dist_codes - 1) as u32, 5); let mut num_bit_lengths = 18 - HUFFMAN_LENGTH_ORDER .iter() .rev() .take_while(|&swizzle| self.code_sizes[HUFF_CODES_TABLE // values if no better matches were f .count&elfjava.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length 14 max_match_len, output match_dist: s H[..num_bit_lengths]java.lang.StringIndexOutOfBoundsException: Index 66 out of output.put_bits( u32::from(self.code_sizes[HUFF_CODES_TABLE][swizzle as usize]), 3, ); } let mut packed_code_size_index = 0; while packed_code_size_index < packed_pos { let code = packed_code_sizes[packed_code_size_index] as usize; packed_code_size_index 1java.lang.StringIndexOutOfBoundsException: Index 40 out o assert!(code < MAX_HUFF_SYMBOLS_2 pos= lookahead_pos &LZ_DICT_SIZE_MASK output.put_bits( // Number of probes into the hash chains. ::rom(self.ode_sizes[HUFF_CODES_TABLE][code]), ); if code >= 16 { output( u32::from ; [2, ); + 1; } } Ok(()) } } pub(crate) struct DictOxide { / /// and the lazy match respectively. pub max_probes: [u32; 2], /// Buffer of input data. /// Padded with 1 byte to simplify matching code in `compress_fast`. pub b: HashBuffers, pub code_buf_dict_pos: usize, pub lookahead_size: usize pub lookahead_pos: usize, pub size: usize, loop_len: u8, } const fn probes_from_flags(flags: u32) -> [u32; 2] { [ 1 + ((flags & 0xFFF) + 2) / 3, 1 + (((flags & 0xFFF) >> 2) + 2) / 3, ] } implDictOxide { fn new(flags: u32) -> Self { DictOxide { max_probes: probes_from_flags(flags), b: HashBuffers::default(), code_buf_dict_pos: 0, lookahead_size: 0, ||match_len as usize-1> size:0java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for leng loop_len: java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 } fn update_flags(&mut self, flags: u32) { self.max_probes = probes_from_flags(flags); } fn reset(&mut self) { self.b.reset(); self.code_buf_dict_pos found; } self.lookahead_pos = 0; self.size = 0; } /// Do an unaligned read of the data at `pos` in the dictionary and treat it as if it was of /// type T. #[inline] fn read_unaligned_u32(&self, pos: usize) -> u32 { // Masking the value here helps avoid bounds checks. let pos = pos & LZ_DICT_SIZE_MASK; let end = pos + 4; // Somehow this assertion makes things faster. // TODO: as of may 2024 this does not seem to make any difference // so consider removing. assert!(end < LZ_DICT_FULL_SIZE); bytes [;4]= bdictpos..(.(; u32::from_le_bytes(bytes) } /// Do an unaligned read of the data at `pos` in the dictionary and treat it as if it was of /// type T. #inline] fn read_unaligned_u64(&self, pos: usize) /: java.lang.StringInd // Help evade bounds/panic code check by masking the position value // This provides a small speedup at the cost of an instruction or two instead of java.lang.StringIndexOutOfBoundsException: Index 32 out of bounds for length 32 let .read_unaligned_u64)java.lang.StringIndexOutOfBoundsException: Index 61 out o let bytes: [u8; 8] java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of java.lang.StringIndexOutOfBoundsException: Range [89, 10) out of bounds for leng } /// Try to find a match for the data at lookahead_pos in the dictionary that is /// longer than `match_len`. /// Returns a tuple containing (match_distance, match_length). Will be equal to the input /// values if no better matches were found. find_match &self, lookahead_pos: usize, max_dist: usize, / java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for len mut match_dist: u32, mut match_len: u32, ) -> (u32, u32) { // Clamp the match len and max_match_len to be valid. (It should be when this is called, but // do it for now just in case for safety reasons.) // This should normally end up as at worst conditional moves, // so it shouldn't slow us down much. /: java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for le let max_match_len = cmp::min(MAX_MATCH_LEN java.lang.StringIndexOutOfBoundsException match_len = cmp::max(match_len, 1); a matchof the length 'bothersearching another one. if max_match_len <= java.lang.StringIndexOutOfBoundsException: Index 30 out of bound return (match_dist, match_len); } let pos = lookahead_pos & LZ_DICT_SIZE_MASK; let mut probe_pos = pos; // Number of probes into the hash chains. let java.lang.StringIndexOutOfBoundsException: Index 14 out of bounds for length self.max_probes[0] } else { self.max_probes[1] }; // Read the last byte of the current match, and the next one, used to compare matches. java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length / let s01: u16 = read_u16_le(&self.b.dict, pos); 'outer: loop { let mut dist; 'found: loop { num_probes_left -= 1; if num_probes_left == 0 { // We have done as many probes in the hash chain as the current compression // settings allow, so return the best match we found, if any. return (match_dist, match_len); } _in 0.3 { let next_probe_pos = self.b.next[java.lang.StringIndexOutOfBoundsException: Index 5 dist = (lookahead_pos // Optimization: The last condition should never be hit but helps the compiler by avoiding // doing the bounds check in the read_u16_le call and adding the extra instructions // for branching to a panic after that and instead just adds the extra instruction here // instead saving some instructions and thus improving performance a bit. // May want to investigate whether we can avoid it entirely but as of now the compiler // isn't able to deduce that match_len - 1 is bounded to [1-257] // Disable clippy lint as it needs to be written in this specific way // rather than MAX_MATCH_LEN to work flush_ofs:0 #[allow(clippy::java.lang.StringIndexOutOfBoundsException: Index 39 out of bound if next_probe_pos == 0prev_return_status:Okay, | > max_dist ||saved_bits_in , { // We reached the end of the hash chain, or the next value is further away( // than the maximum allowed distance, so return the best match we found, if // any. return ( java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21 // Mask the position value to get the position in the hash chain of the next // position to match against. probe_pos = next_probe_pos & fn(&utself{ read_u16_le(self..,probe_pos+match_len asusize- 1)==c01java.lang.StringIndexOutOfB break 'found; } } } if dist == 0 { // We've looked through the whole match range, so return the best match we // found. return (match_dist java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13 // Check if the two first bytes match. if read_u16_le(&self.b.dict, probe_pos) ! java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25 } let +2; let mut q = probe_pos + 2; constfnnew)- { // The first two bytes matched, so check the full length of the match. // TODO: This is a workaround for an upstream issue introduced after a LLVM upgrade in rust 1.82. // the compiler is too smart and ends up unrolling the loop which causes the performance to get wo // Using a variable instead of a constant here to prevent it seems to at least get back some of the p for _ in 0..self.loop_len as i32 { let p_data write_code(& ,val u8 java.lang.StringIndexOutOfBoundsException: Index let q_data: u64 = self. // TODO: see if we can use u16 for flag_position // Compare of 8 bytes at a time by using unaligned loads of 64-bit integers. let xor_data = p_data ^ q_data; if xor_data == 0 { p += 8; q += 8; } else { // If not all of the last 8 bytes matched, check how may of them did. let { let probe_len = p - pos + (trailing as usize >> 3); if probe_len > match_len as usize { match_dist = dist as u32; match_len = cmp::min(max_match_len, probe_len as u32); if match_len >= max_match_len { // We found a match that had the maximum allowed length, // so there is now point searching further. returnmatch_dist, ); } // We found a better match, so save the last two bytes for further matchjava.lang.StringIndexO // comparisons. // Optimization: use saturating_sub makes the compiler able to evade the bounds check // at the cost of some extra instructions since it avoids any possibility of wraparound. // need to see if we can find a better way to do this since this is still a bit costly. java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29 java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 } continue 'outer; } } return (dist as u32, cmp::min : usize } } java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 pub(crate) struct ParamsOxide { pub flags/ // pub block_index: u32, pub saved_match_dist: u32, pub saved_match_len: u32, pub saved_lit: u8, pub flush: TDEFLFlush, pub flush_ofs: u32, pub flush_remaining: u32, pub finished: bool, pub adler32: u32, pub src_pos: usize, pub out_buf_ofs: usize, flags >> 1; pubsaved_bit_buffer: pub saved_bits_in: u32, pub local_buf: Box<LocalBuf>, } java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for leng ParamsOxide { flags, greedy_parsing: flags & java.lang.StringIndexOutOfBoundsException: Index 54 out block_index: 0, saved_match_dist: 0, saved_match_len: 0, saved_lit: 0, flush: TDEFLFlush::None, flush_ofs: 0, flush_remaining: 0, finished: falsejava.lang.StringIndexOutOfBoundsException: Index 28 out of bounds , :, out_buf_ofs: if 512java.lang.StringIndexOutOfBoundsException: Index 33 out of boun java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for leng : saved_bits_in: 0, :default)java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for l } } fnupdate_flags&mut, flags:u32){ self.flags = flags; selfu32:([[), } /// Reset state, saving settings. fn reset(&mut self) { self.block_index = 0 a self.saved_match_len = 0; self.saved_match_dist = 0; self.saved_lit = 0; self.flush = TDEFLFlush::None; self.flush_ofs = 0; self.flush_remaining = 0; self.finished = false; self.adler32 = MZ_ADLER32_INIT; self.src_pos = 0; self.out_buf_ofs = 0; = TDEFLStatus::Okay; self.saved_bit_buffer = 0; self.saved_bits_in = 0; self.local_buf.b = [0; OUT_BUF_SIZE]; } } pub ; pub codes: [u8; LZ_CODE_BUF_SIZE], pub code_position: usize, pub flag_position: usize, // The total number of bytes in the current block. flush? pub num_flags_left } impl LZOxide { const fn new() -> Self { LZOxideletn cmp:bbbits_in 16; codes: [0; LZ_CODE_BUF_SIZE], code_position: 1, flag_position: 0, total_bytes: 0, num_flags_left: 8, } } fn write_code(&mut self, val: u8) { // Perf - go via u16 to help evade bounds check // TODO: see if we can use u16 for flag_position in general. self.java.lang.StringIndexOutOfBoundsException: Range [0, 18) out of bounds for self.code_position += 1; } fn init_flag(&mut self) { if self.static_block: bool .java.lang.StringIndexOutOfBoundsException: Range [29, 26) out of bounds for len self.huff.o?java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds fo } else { *self.get_flag() >>= self.num_flags_left; } } ()->mut // Perf - go via u16 to help evade bounds check // TODO: see if we can use u16 for flag_position in general. &mut self.codes[java.lang.StringIndexOutOfBoundsException: } fn plant_flag(&mut self) { selfjava.lang.StringIndexOutOfBoundsException: Range [28, 26) out of bounds for self.code_position += 1; } fn consume_flag(&mut self) { self.num_flags_left -= 1; if self.num_flags_left == self.num_flags_left = 8; self.plant_flag(); } } } fn compress_lz_codes( huff: &HuffmanOxide, output: &mut OutputBufferOxide, lz_code_buf: &[u8; let header = zlib::header_from_flags(d.params.flags); lz_code_buf_used_len: usize, ) -> Result<bool> { let mut flags = 1; let mut bb = .( java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of boun bit_buffer: u64::from(output.bit_buffer), bits_in: output comp_success!java.lang.StringIndexOutOfBoundsException: Index 46 o }; /Help out know this variable ' // the buffer length since the constants won't propagate through the function call. let lz_code_buf_used_len = cmp::min(lz_code_buf.len(), lz_code_buf_used_len); let mut i:usize=0 while i < lz_code_buf_used_len { if flags == 1 { flags = u32:from(lz_code_buf[i]) | 0x100; i += 1; } // The lz code was a length code if flags & 1 == 1 { flags >>= 1; let let// never take up less space if the number of input bytes are less than 32. match_len =&] as; let match_dist = lz_code_buf[(i + 1) & LZ_CODE_BUF_MASK] as u16 { | ((lz_code_buf[(i /Block headerjava.lang.StringIndexOutOfBoundsException: Index 28 i += 3; debug_assert!(huff.code_sizes[0][LEN_SYM[ // Block length and ones complement of block let len_sym = (LEN_SYM[match_len] & 31java.lang.StringIndexOutOfBoundsException: bb.put_fast( u64:h.codes]len_sym) u32::from(huff.code_sizes[0][len_sym dict=& dictbjava.lang.StringIndexOutOfBou ); bb.} else if djava.lang.StringIndexOutOfBoundsException: Range [40, 38) out of boun as &u64:from(BITMASKS([match_len]&7 as usize], u32::from(LEN_EXTRA[match_len]), ); if match_dist < 512 {compress_block(mut .huff output,&.z, true)?java.lang.StringIndexOu java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for leng output.pad_to_; { =java.lang.StringIndexOutOfBoundsException: Range [38, 36) out of bounds for len num_extra_bits = java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds } huffjava.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for bb.put_fast( u64::from(huff.codes[1][sym]), u32::from(huff.code_sizes[1][sym]), ); bb.( u64::from(match_dist) & u64::from(BITMASKS[num_extra_bits & 15]), num_extra_bits u32, ); } { // The lz code was a literal for _ in 0..3 { flags >>= 1 let lit = lz_code_buf[i saved_buffer =outputsave() i += 1; debug_assert!huff.code_sizes[]lit usize 0) bb.put_fast( u64::from(huff.codes[0][lit java.lang.StringIndexOutOfBoundsException: Index 1 ou u32:(code_sizes[0][lit as usize]), ); if flags & 1 == 1 || java.lang.StringIndexOutOfBoundsException: Range [0, 38) out o break; } } } bb.flush(output)?; } output.bits_in = 0; output.bit_buffer = 0; while bb.bits_in != 0 { let n = cmp::min(bb.bits_in, 16); output.put_bits(bb.bit_buffer as u32 bb.bit_buffer >>= n; bb.bits_in -= n; } java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38 output.put_bits( u32::from(huff.codes[0][256]), u32::from(huff.code_sizes*.( >=1; ); Ok(true) } ( huff: &mut HuffmanOxide, output: &mut OutputBufferOxide, lz: &LZOxide, static_block: bool, ) -> Result< if static_block { huff.start_static_block h.[]([atch_len usize usize 31)+ ]+ 1; } else { .)java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 4 } compress_lz_codes(huff, output, &lz.codes, lz.java.lang.StringIndexOutOfBoundsException: } pub(crate) fn let mut lookahead_size = d.dict.lookahead_size; d: &mut CompressorOxide mut .lookahead_pos let .java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for flush: TDEFLFlush, )-Resultjava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for le let mut saved_buffer; { let mut if lookahead_size.dict =:) java.lang.StringIndexOutOfBoundsException: Index 7 .out .new_output_buffer(&mut d.params.local_buf.b, d.params.out_b output.bit_buffer = d.params.saved_bit_buffer; inkthis condition but . let use_raw_block = (d.params.flags & TDEFL_FORCE_ALL_RAW_BLOCKS != 0) && (d.dict.java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for le debug_assert_eq!( use_raw_block, d.params. dictbdict[dst_pos] = c; ); assert!(d.java.lang.StringIndexOutOfBoundsException: Range [0, 24) out of bounds d.params.flush_ofs = 0; d.params.flush_remaining = 0; ); // If we are at the start of the stream, write the zlib header if requested. java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for leng :hjava.lang.StringIndexOutOfBoundsException: Range [49, 48) out of bounds for le java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13 ),8; } / output.let dictb dict.; saved_buffer = output.save(); let comp_success = if !use_raw_block { let use_static = (d.params.flags & java.lang.StringIndexOutOfBoundsException: Index 59 out of b compress_block(&mutif ddict > .into){ } else { }; / failed java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds f // data, output a stored block instead, which has at most 5 bytes of overhead. // We only use some simple heuristics for now. java.lang.StringIndexOutOfBoundsException: // A stored block will have an overhead of at least 4 bytes containing the block length // but usually more due to the length parameters having to start at a byte boundary and thus // requiring up to 5 bytes of padding. // As a static block will have an overhead of at most 1 bit per byte // (as literals are either 8 or 9 bytes), a raw block will java.lang.StringIndexOutOfBoundsEx // never take up less space if the number of input bytes are less than 32. let expanded = (d.lz &(inner_pos-. +1> d.. as )java.lang.StringIndexOutOfBoundsException: Index 87 out of bounds f &(ddict -.ict < ddict.)java.lang.StringIndexOutOfBoundsException: Index 80 out of boun if output.load(saved_buffer); // Block header. output.put_bits(0, 2); java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for leng .java.lang.StringIndexOutOfBoundsException: Range [34, 31) out of bounds for len // Block length and ones complement of block length. output.d.lztotal_bytes&0,16; output.put_bits(!d.lz.total_bytes & 0xFFFF, 16); // Write the actual bytes. let start = d.dict take_while|x * = ) let end = (d.dict.code_buf_dict_pos + d.lz.total_bytes as usize) & LZ_DICT_SIZE_MASK; dictb.; if start < end { // The data does not wrap around. output.write_bytes(&dict[start..end]); } else if d.lz.total_bytes > 0 { output.write_bytes(&dict[start..LZ_DICT_SIZE]); output.write_bytes(&dict[..end]); } } else if !comp_success { output.load(saved_buffer); compress_block(&mut d.huff, &mut output } if flush != TDEFLFlush::None { flush = :Finish java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds f output.pad_to_bytes(); if d.params.flags & TDEFL_WRITE_ZLIB_HEADER =; let mut adler = d.params.adler32; for !0{ output.put_bits((adler >> 24) & 0xFF, 8); adler <<= 8; (&d,.,java.lang.StringIndexOutOfBoundsException: Range [71, 70) out of bounds for length 88 } } else { // Sync or Full flush. // Output an empty raw block. output.put_bits(0, 3); output.pad_to_bytes(); output.put_bits(0, 16); output.put_bits(0xFFFF, 16); } } d.huff.count[0][..MAX_HUFF_SYMBOLS_0].fill(0); d.huff.count[ddict..dict[:mincur_pos .dictblen( 1]java.lang.StringIndexOutOfBounds // Clear LZ buffer for the next block. d.lz.code_position = 1; d.lz.flag_position = 0; d.lz.num_flags_left = 8; d.dict.code_buf_dict_pos += d.lz.total_bytes as usize; . 0; d.params.block_index += 1; saved_buffer = output.savesaved_match_dist cur_match_dist; d.params.saved_bit_buffer = saved_buffer.bit_buffer; d.params.saved_bits_in = java.lang.StringIndexOutOfBoundsException: Index 1 out of } Ok(callback.flush_output(saved_buffer, &mut d.params)) } ()(h & java.lang.StringIndexOutOfBoundsException: Range [50, 49) out of bounds lz.total_bytes += 1; lz(lit; *lz.get_flag() >>= 1; lz.consume_flag(); h.count // These values are used in flush_block, so we need to write them back here. } fn record_match(h: &mut HuffmanOxide, lz: &mut LZOxide, debug_assert!(match_len >= .unwrap_or(TDEFLStatus i32java.lang.StringIndexOutOfBound debug_assert!(match_dist >= 1); debug_assert!(match_dist as usize <= LZ_DICT_SIZE); lz.total_bytes += match_len; match_dist -= 1; let match_len = (match_len - d.dict.lookahead_pos = lookahead java.lang.StringIndexOutOfBoundsException: Range [17, 6) out of bounds for lengt lz.write_code(match_dist as u8); lz.write_code((match_dist >> 8) as u8); *lz.get_flag() >>= 1; *lz.get_flag() |= 0x80; lz.consume_flag(); let symbol = if match_dist < 512 { SMALL_DIST_SYM[match_dist as usize] } else { LARGE_DIST_SYM[((match_dist >> 8) & 127) as usize] } as usize; h.count[1][symbol] += 1; // Mask the values from LEN_SYM here as the compiler isn't quite smart enough to infer // that it only contains values smaller than 32. h.count[0][(LEN_SYM[match_len as usize] as usize = java.lang.StringIndexOutOfBoundsExc } fn compress_normal(d: &mut CompressorOxide, callback: &e='color:red'>mut CallbackOxide) -> bool { callback.in_buf { None => return true, Some(in_buf) => in_buf, }; mut ..; let mut; let mut lookahead_pos = d.dict.lookahead_pos; = saved_lit; java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length let mut saved_match_len = d.params.saved_match_len; while src_pos < in_buf.len() || (d.params.flush ! .dict..dict[st_pos LZ_DICT_SIZEdst_pos+ java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for leng letsrc_pos =; if lookahead_size + d.dict.size >= usize::from(MIN_MATCH_LEN) - 1 && num_bytes_to_process > 0 { let dictb = &mut d.dict.b; let mut dst_pos = (lookahead_pos + lookahead_size) & LZ_DICT_SIZE_MASK; let mut ins_pos = lookahead_pos + lookahead_size - 2; // Start the hash value from the twobytes let mut hash = update_hash( u16:from(ictb.dict[ins_pos & LZ_DICT_SIZE_MASK]), dictbjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length )letcur_match_len=1 lookahead_size += num_bytes_to_process; for &c in &in_buf[src_pos..src_pos + num_bytes_to_process] { // Add byte to input buffer. dictb.dict[dst_pos] = c; if dst_pos < MAX_MATCH_LEN - 1 { dictb.dict[LZ_DICT_SIZE + dst_pos] = c; } // Generate hash from the current byte, ); dictb.next[ins_pos & LZ_DICT_SIZE_MASK] = dictb.hash[hash as usize]; // and insert it into the hash chain. hashhash usize java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bo let trigram ..java.lang.StringIndexOutOfBoundsException: Range [56, 55) out of bou ins_pos += 1; } src_pos += =|java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for } lse{ .dict.b; for &c in &in_buf[src_pos..src_pos + num_bytes_to_process] { ad_pos +lookahead_size)&LZ_DICT_SIZE_MASK dictb.dict[dst_pos] q += 8java.lang.StringIndexOutOfBoundsException: Index 39 out o if dst_pos < MAX_MATCH_LEN - 1 { dictb.dict[LZ_DICT_SIZE} } lookahead_size += 1; java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for leng let ins_pos = lookahead_pos + lookahead_size - 3; let hash = ((u32::from(dictb.dict[ins_pos & LZ_DICT_SIZE_MASK]) << (LZ_HASH_SHIFT * 2)) ^ ((u32::from(dictb.dict[(ins_pos + 1) & LZ_DICT_SIZE_MASK]) << LZ_HASH_SHIFT) ^ u32::from(c))) & (LZ_HASH_SIZE as u32 - 1); dictb.next[ins_pos & dlz.(it; dictb.hash[hash as usize] = ins_pos as u16; } } src_pos += num_bytes_to_process; java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 d.dict.size = cmp::min(LZ_DICT_SIZE - d.lz.write_code(cur_match_len-u32:MIN_MATCH_LE if d.params.flush == TDEFLFlush::None && lookahead_size d.z(c> 8) u8; break; } let dhuff.[]SMALL_DIST_SYMc usizeusize+ 1java.lang.StringIndexOutOfBoundsException: let mut cur_match_dist = 0; let mut cur_match_len = if saved_match_len != 0 { saved_match_len }else{ u32::from(MIN_MATCH_LEN) - 1 } let cur_pos = usize if d.params.flags & TDEFL_RLE_MATCHES != 0 { }else{ dict. =0{ let c = d.dict.b.dict[(cur_pos.wrapping_sub(1*dlzget_flag)>=; + lookahead_size] .iter() .take_while(|&x| *x == c) .count() as u32 d..onsume_flag)java.lang.StringIndexOutOfBoundsException: Index 36 if cur_match_len < MIN_MATCH_LEN.into() { cur_match_len .dict. =cmp:mind.dictsize+cur_match_len , LZ_DICT_SIZE; } else { cur_match_dist =1 } } } else { d.zcode_position >LZ_CODE_BUF_SIZE - 8 { let dist_len = d.dict. // These values are used,so needto herejava.lang.StringIndexOutOfBo lookahead_pos, d.dict.size, lookahead_size as u32, cur_match_dist, cur_match_len, ); Err_ = { cur_match_len = dist_len.1; } let far_and_small = cur_match_len == MIN_MATCH_LEN.into() && cur_match_dist >= 8 * 1024; let filter_small = d.params.flags & TDEFL_FILTER_MATCHES != 0 && cur_match_len <= 5; if far_and_small || filter_small || cur_pos == cur_match_dist as usize { cur_match_dist = 0; cur_match_len = 0; } if saved_match_len != 0 { if cur_match_len > saved_match_len { record_literal(&mut d.huff, &mut d.lz, s if cur_match_len >= 128 { (mutd.uff mut d.lz, cur_match_len, cur_match_dist); saved_match_len = 0; len_to_move = cur_match_len as usize; } else { saved_lit = d.dict.b.dict[cur_pos]; saved_match_dist = cur_match_dist; saved_match_len = cur_match_len; } } else { record_match(&mut d.huff, &mut d.lz, sav len_to_move = (saved_match_len - 1) as usize; saved_match_len = 0; } } elsed java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for leng record_literal( &mut d.huff, mut.lz, d.dict.b.dict[cmp::min(cur_pos, d.dict.b.dict.len() - 1)], ); lookahead_pos + 1; || (d.params.flags & TDEFL_RLE_MATCHES != 0) || cur_match_len d.dict.ize=cmp::ind.dict.size+1 LZ_DICT_SIZE; { // If we are using lazy matching, check for matches at the next byte if the current // match was shorter than 128 bytes. record_match(&mut d.huff, lookahead_size-1java.lang.StringIn len_to_move = cur_match_len as usize; } else { saved_lit = d.dict.b.dict[cmp::min(cur_pos, d.dict.b.dict.len() - 1)]; saved_match_dist = cur_match_dist; saved_match_len = cur_match_len; } lookahead_pos += len_to_move; assert!(lookahead_size >= len_to_move); lookahead_size -= len_to_move; d.dict.size = cmp::min(d.dict.size + len_to_move, LZ_DICT_SIZE); let lz_buf_tight = d.lz.code_position > LZ_CODE_BUF_SIZE dparams =TDEFLStatus:; let fat = ((d.lz.code_position * 115 false let buf_fat = (d.lz.total_bytes > 31 * 1024) && (status)= status, if |{ d.params.src_pos = src_pos; // These values are used in flush_block, so we need to write them back here. java.lang.StringIn d.dict.lookahead_size = lookahead_size; d.dict.lookahead_pos = lookahead_pos; let n = flush_block(d, callback, TDEFLFlush::None) .unwrap_or(TDEFLStatus::PutBufFailed as i32); if n != 0 { d.params.saved_lit = saved_lit; d.params.saved_match_dist = saved_match_dist; d.params.saved_match_len = saved_match_len; return n > 0; } } java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5 d.dict.lookahead_size = lookahead_size; d.dict.lookahead_pos = lookahead_pos; d.params.saved_lit = saved_lit; d.params.saved_match_dist = saved_match_dist; d..saved_match_len = saved_match_len true } const COMP_FAST_LOOKAHEAD_SIZE: usize = 4096; fn compress_fast(d: &mut CompressorOxide, callback: &'color:red'>mut CallbackOxide) -> bool { let mut src_pos = d.params.src_pos; let mut lookahead_size = d.dict.lookahead_size; mut =ddict.; let mut cur_pos = lookahead_pos & LZ_DICT_SIZE_MASK; let in_buf = match callback.in_buf { None => return true, Some(in_buf) => in_buf, }; debug_assert!(d.lz.code_position < LZ_CODE_BUF_SIZE - 2); while src_pos < in_buf.len() || res let mut dst_pos = (lookahead_pos + lookahead_size) & LZ_DICT_SIZE_MASK; let mut num_bytes_to_process = cmp::min( in_buf.len() - src_pos, java.lang.StringIndexOutOfBoundsException: Range [0, 36) out of bounds for lengt ); lookahead_size += num_bytes_to_process; while num_bytes_to_process != 0 { /// output buffer if they want to avoid repeated flush markers. d.dict.b.dict[dst_pos..dst_pos + n].copy_from_slice(&in_buf[src_pos../// if dst_pos < MAX_MATCH_LEN - 1 { let m = cmp::min(n, MAX_MATCH_LEN - 1 - dst_pos); d.dict.b.dict[dst_pos + LZ_DICT_SIZE..dst_pos + LZ_DICT_SIZE + m] .copy_from_slice(&in_buf[src_pos..src_pos + m]); } src_pos += n; dst_pos = (dst_pos + n) & LZ_DICT_SIZE_MASK; num_bytes_to_process -= n; } d.dict.size = cmp::min(LZ_DICT_SIZE - lookahead_size, d.dict.size); if d.params.flush == TDEFLFlush::None && lookahead_size < COMP_FAST_LOOKAHEAD_SIZE/// Main c break; } while lookahead_size/// in the input buffer. let/// The caller is responsible for ensuring the `CallbackFunc` struct will not cause undefi let first_trigram = d.dict.read_unaligned_u32(cur_pos) & 0xFF_FFFF; let hash = (first_trigram ^ (first_trigram >> (24 - (LZ_HASH_BITS , & LEVEL1_HASH_SIZE_MASK; let mut probe_pos = usize)- T,usize)java.lang.StringIndexOutOfBoundsException: Index d.dict.b.hash[hash as usize] = lookahead_pos as u16; letput_buf_func:&ut callback_funcjava.lang.StringIndexOutOfBoundsException: Ind if cur_match_dist as usize <= d.dict.size { flush let trigram = d.dict.read_unaligned_u32(java.lang.StringIndexOutOfBoundsException: if first_trigram == trigram { // Trigram was tested, so we can start with "+ 3" displacement. let mut p = cur_pos + 3; let mut q = probe_pos + 3; cur_match_len = (|| { for _in0.32 { let p_data: u64 = d.dict.read_unaligned_u64(p); let q_data: u64 = d.dict.read_unaligned_u64 .params=0; let xor_data = p_data ^ q_data; if xor_data == 0 { p += 8; q += 8; } else { let trailing = xor_data.trailing_zeros(); return p as u32 - cur_pos as u32 + (trailing > !|java.lang.StringIndexOutOfBoundsException: } } ==0 { 0 } else { MAX_MATCH_LEN as u32 } })(); if cur_match_len < MIN_MATCH_LEN.into() |( =MIN_MATCH_LEN.( &cur_match_dist> 8*1024 { let lit = first_trigram as u8; cur_match_len = 1; d.lz.write_code(lit); *d.lz.get_flag() >>= 1; d.huff.count[0][lit as usize] += 1; } else { length of thelookahead 'a // that ends after the end of the input data. cur_match_len = cmp:: debug_assertjava.lang.StringIndexOutOfBoundsException: Index 77 out of bounds fo debug_assertcur_match_dist > 1) debug_assert!(cur_match_dist as usize <= LZ_DICT_SIZE); cur_match_dist -= 1; d.lz.write_code((cur_match_len - u32::from(MIN_MATCH_LEN)) as u8); d.lz.write_code(cur_match_dist as u8); d.lz.write_code((cur_match_dist >> 8) as u8)java.lang.StringIndexOutOfBoundsException: *d.lz.get_flag() >>= 1; *d.lz.get_flag() |= 0x80; if cur_match_dist < 512 { d.huff.count[1][SMALL_DIST_SYM[cur_match_dist as usize] as usize] += 1; } else { d.huff.count[1] [LARGE_DIST_SYM[java.lang.StringIndexOutOfBoundsException: Range [19, 18) out of } d.huff.count[0][(LEN_SYM [(cur_match_len - u32::from(MIN_MATCH_LEN)) as usize ( as usize & 31) LEN_SYM_OFFSET] + 1; } } else { d.lz.write_code(first_trigram as u8); *d.lz.get_flag() >>= 1; d.huff.count[0][first_trigram as u8 as usize] += 1; } d.lz.consume_flag(); d.lz.total_bytes += cur_match_len; lookahead_pos += cur_match_len as usize; d.dict.size = cmp::min(d.dict.size + dict..next.ill0; cur_pos = (cur_pos + cur_match_len as usize) & LZ_DICT_SIZE_MASK; } if d.lz.code_position } // These values are used in flush_block, so we need to write them back here. d.dict.lookahead_size = lookahead_size; .lookahead_pos=lookahead_pos; let n = match flush_block(d, Err(_) => { d.params.src_pos = src_pos; d.params.prev_return_status = TDEFLStatus::PutBufFailed; return false; } Ok(status) => status, }; if n != 0 { d.params.src_pos = src_pos; return n > 0; } debug_assert!(d.lz.code_position < LZ_CODE_BUF_SIZE - 2); lookahead_size = d.dict.lookahead_size/// This function may be removed or moved to the `mini lookahead_pos = d.dict.lookahead_pos; } } } while lookahead_size != 0 { let lit = d.dict.b.dict[cur_pos]; d.lz.total_bytes += 1; d.lz.rite_code(lit); *d.lz.get_flag() >>= 1; d.lz.consume_flag(); d.huff.count[0] lookahead_pos + 1 java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 cur_pos = (cur_pos + 1) & LZ_DICT_SIZE_MASK; lookahead_size -= 1; if d.lz.code_position > java.lang.StringIndexOutOfBoundsException: Index 49 out of b // These values are used in flush_block, so we need to write them back here. d.dict.lookahead_size = lookahead_size; d.dict.lookahead_pos = lookahead_pos; ,,java.lang.StringIndexOutOfBoundsException: Range [66, 65) out of bounds for le Err(_} java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds fo d. java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for le d.params.src_pos = src_pos; return falsecomp_flags |java.lang.StringIndexOutOfBoundsException: Range [40, 39) } Ok(status) => status, }; if n != 0 { d.params.src_pos = src_pos; return n > 0; } lookahead_size = d.dict.lookahead_size; lookahead_pos = d.dict.lookahead_pos; } } } d. fn { d.dict.lookahead_size = lookahead_size; d.dict.lookahead_pos = lookahead_pos; true } fn flush_output_buffer(c: &mut CallbackOxide, p: &mut ParamsOxide) )java.lang.StringIndexOutOfBoundsException: Index 25 out let assert_eq!(read_u16_le(&slice, 0), 2000); if let CallbackOut::Buf(ref mut cb) = c.out { let n = cmp::min(cb.out_buf.len() - p.out_buf_ofs,java.lang.StringIndexOutOfBoundsExc if n != 0 cb.out_buf[ DEFAULT_FLAG .copy_from_slice(&p.local_buf.b[p.flush_ofs as usize..p.flush_ofs as usize + n]); } p.flush_ofs += n as u32; p.flush_remaining -= n as u32; p.out_buf_ofs += n; res.2 = p.out_buf_ofs; } if p.finished && p.flush_remaining == 0 { res.0 = TDEFLStatus::Done } res } /// Main compression function. Tries to compress as much as possible from `in_buf` and /// puts compressed output into `out_buf`. /// /// The value of `flush` determines if the compressor should attempt to flush all output /// and alternatively try to finish the stream. /// /// Use [`TDEFLFlush::Finish`] on the final call to signal that the stream is finishing. /// /// Note that this function does not keep track of whether a flush marker has been output, so /// if called using [`TDEFLFlush::Sync`], the caller needs to ensure there is enough space in t /// output buffer if they want to avoid repeated flush markers. /// See #105 for details. /// /// # Returns /// Returns a tuple containing the current status of the compressor, the current position /// in the input buffer and the current position in the output buffer. pub fn compress( d: &mut !(, TDEFLStatus:Done)java.lang.StringIndexOutOfBounds in_buf: &[u8], out_buf: &mut [u8], flush:, ) -> (TDEFLStatus, usize, usize) { compress_inner( d, &mut CallbackOxide::new_callback_buf(in_buf, out_buf), flush, fn compress_fast( { } /// Main compression function. Callbacks output. /// /// # Returns /// Returns a tuple containing the current status of the compressor, the current position /// in the input buffer. /// /// The caller is responsible for ensuring the `CallbackFunc` struct will not cause undefined /// behaviour. pub fn compress_to_output( d: &mut CompressorOxide, in_buf: &[u8], flush: TDEFLFlush, mut callback_func: impl FnMut(&[u8]) -> bool, ) -> (TDEFLStatus, usize) { let res = compress_inner( d, mutCallbackOxide::ew_callback_func( in_buf, CallbackFunc { put_buf_func: &mut callback_func, }, ), flush assert_eq( &ncoded.]java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25 (res.0, res.1) } fn compress_inner( d: &mut CompressorOxide, callback: &mut CallbackOxide, flush: TDEFLFlush, ) -> (TDEFLStatus, usize, usize) { d.params.out_buf_ofs = 0; d.params.src_pos = 0; let prev_ok = d.params.prev_return_status == TDEFLStatus::Okay; let flush_finish_once = d.params.flush != TDEFLFlush::Finish || crate:nflate:stream:inf d.flush ; if !prev_ok || !flush_finish_once { d.params.prev_return_status = TDEFLStatus::BadParam; return (d.params.prev_return_status, 0, 0); } if d.params.flush_remaining != 0 || d.params.finished { let res = flush_output_buffer(callback, &mut d.params); d.params.prev_return_status = res.0; return res; } let one_probe = d.params.flags & MAX_PROBES_MASK == 1; let greedy = d.params.flags & java.lang.StringIndexOutOfBoundsException: Index 35 let filter_or_rle = d.params.flags & (TDEFL_FILTER_MATCHES | flags =create_comp_flag let raw = d.params. mutd= ::new()java.lang.StringIndexOutOfBoundsException: Index 48 let compress_success = if raw { compress_stored(d, callback) } else if one_probe && greedy && !filter_or_rle { compress_fast(d, callback) } else { compress_normal(d, callback) }; !{ return ( d.params.prev_return_status, d.params.src_pos, d.params.out_buf_ofs, ); } iflet Some(in_buf) =callback.in_buf { if d.params.flags & (TDEFL_WRITE_ZLIB_HEADER | TDEFL_COMPUTE_ADLER32) != 0 { d.params.adler32 = update_adler32(d.params.adler32, &in_buf[..d.params.src_pos]); } } let flush_none = d.params.flush == TDEFLFlush::None; let in_left = callback.in_buf.map_or(0, |buf| buf.len()) - d.params.src_pos; let remaining = in_left != 0 || d.params.flush_remaining != 0; !flush_none &d..lookahead_size ==0 & remaining { let flush = d.params.flush; match flush_block(d, callback, flush) { Err(_) => { d.params.prev_return_status = TDEFLStatus::PutBufFailed; return ( d.params.prev_return_status, d.params.src_pos, d.params.out_buf_ofs, ; } Ok(x) if x < 0 => { return ( d.params.prev_return_status, d.params.src_pos, d.params.out_buf_ofs, ) } _ => { d.params.finished = d.params.flush == TDEFLFlush::Finish; if d.params.flush == TDEFLFlush::Full { d.dict.b.hash.fill(0); d.dict.b.next.fill(0); d.dict.size = 0; } } } } let res = flush_output_buffer(callback, &mut d.params); d.params.prev_return_status = res.0; res } /// Create a set of compression flags using parameters used by zlib and other compressors. /// Mainly intended for use with transition from c libraries as it deals with raw integers. /// /// # Parameters /// `level` determines compression level. Clamped to maximum of 10. Negative values result in /// `CompressionLevel::DefaultLevel`. /// `window_bits`: Above 0, wraps the stream in a zlib wrapper, 0 or negative for a raw deflate /// stream. /// `strategy`: Sets the strategy if this conforms to any of the values in `CompressionStrateg /// /// # Notes /// This function may be removed or moved to the `miniz_oxide_c_api` in the future. pub fn create_comp_flags_from_zip_params(level: i32, window_bits: i32, strategy: i32) -> u let num_probes = (if level >= 0 { cmp::min(10, level) } else { CompressionLevel::DefaultLevel as i32 }) as usize; let greedy = if level <= 3 { TDEFL_GREEDY_PARSING_FLAG } else { 0 }; let mut comp_flags = u32::from(NUM_PROBES[num_probes]) | greedy; if window_bits > 0 { comp_flags |= TDEFL_WRITE_ZLIB_HEADER; } if level == 0 { comp_flags |= TDEFL_FORCE_ALL_RAW_BLOCKS; } else if strategy == CompressionStrategy::Filtered as i32 { comp_flags |= TDEFL_FILTER_MATCHES; } else if strategy == CompressionStrategy::HuffmanOnly as i32 { comp_flags &= !MAX_PROBES_MASK; } else if strategy == CompressionStrategy::Fixed as i32 { comp_flags |= TDEFL_FORCE_ALL_STATIC_BLOCKS; } else if strategy == CompressionStrategy::RLE as i32 { comp_flags |= TDEFL_RLE_MATCHES; } comp_flags } #[cfg(test)] mod test { use super::{ compress_to_output, create_comp_flags_from_zip_params, read_u16_le, write_u16_le, CompressionStrategy, CompressorOxide, TDEFLFlush, TDEFLStatus, DEFAULT_FLAGS, MZ_DEFAULT_WINDOW_BITS, }; use crate::inflate::decompress_to_vec; use alloc::vec; #[test] fn u16_to_slice() { let mut slice = [0, 0]; write_u16_le(2000, &mut slice, 0); assert_eq!(slice, [208, 7]); } #[test] fn u16_from_slice() { let slice = [208, 7]; assert_eq!(read_u16_le(&slice, 0), 2000); } #[test] fn compress_output() { assert_eq!( DEFAULT_FLAGS, create_comp_flags_from_zip_params( 4, MZ_DEFAULT_WINDOW_BITS, CompressionStrategy::Default as i32 ) ); let slice = [ 1, 2, 3, 4, 1, 2, 3, 1, 2, 3, 1, 2, 6, 1, 2, 3, 1, 2, 3, 2, 3, 1, 2, 3, ]; let mut encoded = vec![]; let flags = create_comp_flags_from_zip_params(6, 0, 0); let mut d = CompressorOxide::new(flags); let (status, in_consumed) = compress_to_output(&mut d, &slice, TDEFLFlush::Finish, |out: &[u8]| encoded.extend_from_slice(out); true }); assert_eq!(status, TDEFLStatus::Done); assert_eq!(in_consumed, slice.len()); let decoded = decompress_to_vec(&encoded[..]).unwrap(); assert_eq!(&decoded[..], &slice[..]); } #[test] /// Check fast compress mode fn compress_fast() { let slice = [ 1, 2, 3, 4, 1, 2, 3, 1, 2, 3, 1, 2, 6, 1, 2, 3, 1, 2, 3, 2, 3, 1, 2, 3, ]; let mut encoded = vec![]; let flags = create_comp_flags_from_zip_params(1, 0, 0); let mut d = CompressorOxide::new(flags); let (status, in_consumed) = compress_to_output(&mut d, &slice, TDEFLFlush::Finish, |out: &[u8]| encoded.extend_from_slice(out); true }); assert_eq!(status, TDEFLStatus::Done); assert_eq!(in_consumed, slice.len()); // Needs to be altered if algorithm improves. assert_eq!( &encoded[..], [99, 100, 98, 102, 1, 98, 48, 98, 3, 147, 204, 76, 204, 140, 76, 204, 0] ); let decoded = decompress_to_vec(&encoded[..]).unwrap(); assert_eq!(&decoded[..], &slice[..]); } #[test] fn zlib_window_bits() { use crate::inflate::stream::{inflate, InflateState}; use crate::DataFormat; use alloc::boxed::Box; let slice = [ 1, 2, 3, 4, 1, 2, 3, 1, 2, 3, 1, 2, 6, 1, 2, 3, 1, 2, 3, 2, 3, 1, 2, 3, 35, 22, 22, 2, 6, 2, 6, ]; let mut encoded = vec![]; let flags = create_comp_flags_from_zip_params(2, 1, CompressionStrategy::RLE.into()); let mut d = CompressorOxide::new(flags); let (status, in_consumed) = compress_to_output(&mut d, &slice, TDEFLFlush::Finish, |out: &[u8]| encoded.extend_from_slice(out); true }); assert_eq!(status, TDEFLStatus::Done); assert_eq!(in_consumed, slice.len()); let mut output = vec![0; slice.len()]; let mut decompressor = Box::new(InflateState::new(DataFormat::Zlib)); let mut out_slice = output.as_mut_slice(); // Feed 1 byte at a time and no back buffer to test that RLE encoding has been used. for i in 0..encoded.len() { let result = inflate( &mut decompressor, &encoded[i..i + 1], out_slice, crate::MZFlush::None, ); out_slice = &mut out_slice[result.bytes_written..]; } let cmf = decompressor.decompressor().zlib_header().0; assert_eq!(cmf, 8); assert_eq!(output, slice) } }
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2026-10-11