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未验证 提交 c2942135 编写于 作者: P PMheart 提交者： GitHub
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OcCompressionLib: Update to zlib 1.2.12 (#383)

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Library/OcCompressionLib/OcCompressionLib.inf
浏览文件 @ c2942135
......@@ -57,6 +57,7 @@
zlib/zconf.h
zlib/zlib.h
zlib/zlib_uefi.c
zlib/zutil.c
zlib/zutil.h
[Packages]
......
Library/OcCompressionLib/zlib/crc32.c
浏览文件 @ c2942135
/* crc32.c -- compute the CRC-32 of a data stream
* Copyright (C) 1995-2006, 2010, 2011, 2012, 2016, 2018 Mark Adler
* Copyright (C) 1995-2022 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*
* This interleaved implementation of a CRC makes use of pipelined multiple
......@@ -101,11 +101,41 @@
/* Local functions. */
local z_crc_t multmodp OF((z_crc_t a, z_crc_t b));
local z_crc_t x2nmodp OF((z_off64_t n, unsigned k));
#ifdef W
local z_word_t byte_swap OF((z_word_t word));
local z_crc_t crc_word OF((z_word_t data));
local z_word_t crc_word_big OF((z_word_t data));
#endif /* W */
/* If available, use the ARM processor CRC32 instruction. */
#if defined(__aarch64__) && defined(__ARM_FEATURE_CRC32) && W == 8
# define ARMCRC32
#endif
#if defined(W) && (!defined(ARMCRC32) || defined(DYNAMIC_CRC_TABLE))
/*
Swap the bytes in a z_word_t to convert between little and big endian. Any
self-respecting compiler will optimize this to a single machine byte-swap
instruction, if one is available. This assumes that word_t is either 32 bits
or 64 bits.
*/
local z_word_t byte_swap(word)
z_word_t word;
{
# if W == 8
return
(word & 0xff00000000000000) >> 56 |
(word & 0xff000000000000) >> 40 |
(word & 0xff0000000000) >> 24 |
(word & 0xff00000000) >> 8 |
(word & 0xff000000) << 8 |
(word & 0xff0000) << 24 |
(word & 0xff00) << 40 |
(word & 0xff) << 56;
# else /* W == 4 */
return
(word & 0xff000000) >> 24 |
(word & 0xff0000) >> 8 |
(word & 0xff00) << 8 |
(word & 0xff) << 24;
# endif
}
#endif
/* CRC polynomial. */
#define POLY 0xedb88320 /* p(x) reflected, with x^32 implied */
......@@ -549,62 +579,6 @@ local z_crc_t x2nmodp(n, k)
return p;
}
#ifdef W
/*
Swap the bytes in a z_word_t to convert between little and big endian. Any
self-respecting compiler will optimize this to a single machine byte-swap
instruction, if one is available. This assumes that word_t is either 32 bits
or 64 bits.
*/
local z_word_t byte_swap(word)
z_word_t word;
{
#if W == 8
return
(word & 0xff00000000000000) >> 56 |
(word & 0xff000000000000) >> 40 |
(word & 0xff0000000000) >> 24 |
(word & 0xff00000000) >> 8 |
(word & 0xff000000) << 8 |
(word & 0xff0000) << 24 |
(word & 0xff00) << 40 |
(word & 0xff) << 56;
#else /* W == 4 */
return
(word & 0xff000000) >> 24 |
(word & 0xff0000) >> 8 |
(word & 0xff00) << 8 |
(word & 0xff) << 24;
#endif
}
/*
Return the CRC of the W bytes in the word_t data, taking the
least-significant byte of the word as the first byte of data, without any pre
or post conditioning. This is used to combine the CRCs of each braid.
*/
local z_crc_t crc_word(data)
z_word_t data;
{
int k;
for (k = 0; k < W; k++)
data = (data >> 8) ^ crc_table[data & 0xff];
return (z_crc_t)data;
}
local z_word_t crc_word_big(data)
z_word_t data;
{
int k;
for (k = 0; k < W; k++)
data = (data << 8) ^
crc_big_table[(data >> ((W - 1) << 3)) & 0xff];
return data;
}
#endif /* W */
/* =========================================================================
* This function can be used by asm versions of crc32(), and to force the
* generation of the CRC tables in a threaded application.
......@@ -626,7 +600,7 @@ const z_crc_t FAR * ZEXPORT get_crc_table()
* -march=armv8-a+crc, or -march=native if the compile machine has the crc32
* instructions.
*/
#if defined(__aarch64__) && defined(__ARM_FEATURE_CRC32) && W == 8
#ifdef ARMCRC32
/*
Constants empirically determined to maximize speed. These values are from
......@@ -733,6 +707,34 @@ unsigned long ZEXPORT crc32_z(crc, buf, len)
#else
#ifdef W
/*
Return the CRC of the W bytes in the word_t data, taking the
least-significant byte of the word as the first byte of data, without any pre
or post conditioning. This is used to combine the CRCs of each braid.
*/
local z_crc_t crc_word(data)
z_word_t data;
{
int k;
for (k = 0; k < W; k++)
data = (data >> 8) ^ crc_table[data & 0xff];
return (z_crc_t)data;
}
local z_word_t crc_word_big(data)
z_word_t data;
{
int k;
for (k = 0; k < W; k++)
data = (data << 8) ^
crc_big_table[(data >> ((W - 1) << 3)) & 0xff];
return data;
}
#endif
/* ========================================================================= */
unsigned long ZEXPORT crc32_z(crc, buf, len)
unsigned long crc;
......
Library/OcCompressionLib/zlib/deflate.c
浏览文件 @ c2942135
/* deflate.c -- compress data using the deflation algorithm
* Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler
* Copyright (C) 1995-2022 Jean-loup Gailly and Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
......@@ -52,7 +52,7 @@
#include "deflate.h"
const char deflate_copyright[] =
" deflate 1.2.11.1 Copyright 1995-2017 Jean-loup Gailly and Mark Adler ";
" deflate 1.2.12 Copyright 1995-2022 Jean-loup Gailly and Mark Adler ";
/*
If you use the zlib library in a product, an acknowledgment is welcome
in the documentation of your product. If for some reason you cannot
......
Library/OcCompressionLib/zlib/deflate.h
浏览文件 @ c2942135
/* deflate.h -- internal compression state
* Copyright (C) 1995-2016 Jean-loup Gailly
* Copyright (C) 1995-2018 Jean-loup Gailly
* For conditions of distribution and use, see copyright notice in zlib.h
*/
......
Library/OcCompressionLib/zlib/infback.c
浏览文件 @ c2942135
/* infback.c -- inflate using a call-back interface
* Copyright (C) 1995-2016 Mark Adler
* Copyright (C) 1995-2022 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
......@@ -477,6 +477,7 @@ void FAR *out_desc;
}
Tracev((stderr, "inflate: codes ok\n"));
state->mode = LEN;
/* fallthrough */
case LEN:
/* use inflate_fast() if we have enough input and output */
......
Library/OcCompressionLib/zlib/inflate.c
浏览文件 @ c2942135
/* inflate.c -- zlib decompression
* Copyright (C) 1995-2016 Mark Adler
* Copyright (C) 1995-2022 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
......@@ -448,10 +448,10 @@ unsigned copy;
/* check function to use adler32() for zlib or crc32() for gzip */
#ifdef GUNZIP
# define UPDATE(check, buf, len) \
# define UPDATE_CHECK(check, buf, len) \
(state->flags ? crc32(check, buf, len) : adler32(check, buf, len))
#else
# define UPDATE(check, buf, len) adler32(check, buf, len)
# define UPDATE_CHECK(check, buf, len) adler32(check, buf, len)
#endif
/* check macros for header crc */
......@@ -731,6 +731,7 @@ int flush;
#endif
INITBITS();
state->mode = TIME;
/* fallthrough */
case TIME:
NEEDBITS(32);
if (state->head != Z_NULL)
......@@ -741,6 +742,7 @@ int flush;
#endif
INITBITS();
state->mode = OS;
/* fallthrough */
case OS:
NEEDBITS(16);
if (state->head != Z_NULL) {
......@@ -753,6 +755,7 @@ int flush;
#endif
INITBITS();
state->mode = EXLEN;
/* fallthrough */
case EXLEN:
if (state->flags & 0x0400) {
NEEDBITS(16);
......@@ -768,6 +771,7 @@ int flush;
else if (state->head != Z_NULL)
state->head->extra = Z_NULL;
state->mode = EXTRA;
/* fallthrough */
case EXTRA:
if (state->flags & 0x0400) {
copy = state->length;
......@@ -792,6 +796,7 @@ int flush;
}
state->length = 0;
state->mode = NAME;
/* fallthrough */
case NAME:
if (state->flags & 0x0800) {
if (have == 0) goto inf_leave;
......@@ -815,6 +820,7 @@ int flush;
state->head->name = Z_NULL;
state->length = 0;
state->mode = COMMENT;
/* fallthrough */
case COMMENT:
if (state->flags & 0x1000) {
if (have == 0) goto inf_leave;
......@@ -837,6 +843,7 @@ int flush;
else if (state->head != Z_NULL)
state->head->comment = Z_NULL;
state->mode = HCRC;
/* fallthrough */
case HCRC:
if (state->flags & 0x0200) {
NEEDBITS(16);
......@@ -866,6 +873,7 @@ int flush;
#endif
INITBITS();
state->mode = DICT;
/* fallthrough */
case DICT:
if (state->havedict == 0) {
RESTORE();
......@@ -875,8 +883,10 @@ int flush;
strm->adler = state->check = adler32(0L, Z_NULL, 0);
#endif
state->mode = TYPE;
/* fallthrough */
case TYPE:
if (flush == Z_BLOCK || flush == Z_TREES) goto inf_leave;
/* fallthrough */
case TYPEDO:
if (state->last) {
BYTEBITS();
......@@ -927,8 +937,10 @@ int flush;
INITBITS();
state->mode = COPY_;
if (flush == Z_TREES) goto inf_leave;
/* fallthrough */
case COPY_:
state->mode = COPY;
/* fallthrough */
case COPY:
copy = state->length;
if (copy) {
......@@ -964,6 +976,7 @@ int flush;
Tracev((stderr, "inflate: table sizes ok\n"));
state->have = 0;
state->mode = LENLENS;
/* fallthrough */
case LENLENS:
while (state->have < state->ncode) {
NEEDBITS(3);
......@@ -985,6 +998,7 @@ int flush;
Tracev((stderr, "inflate: code lengths ok\n"));
state->have = 0;
state->mode = CODELENS;
/* fallthrough */
case CODELENS:
while (state->have < state->nlen + state->ndist) {
for (;;) {
......@@ -1068,8 +1082,10 @@ int flush;
Tracev((stderr, "inflate: codes ok\n"));
state->mode = LEN_;
if (flush == Z_TREES) goto inf_leave;
/* fallthrough */
case LEN_:
state->mode = LEN;
/* fallthrough */
case LEN:
if (have >= 6 && left >= 258) {
RESTORE();
......@@ -1119,6 +1135,7 @@ int flush;
}
state->extra = (unsigned)(here.op) & 15;
state->mode = LENEXT;
/* fallthrough */
case LENEXT:
if (state->extra) {
NEEDBITS(state->extra);
......@@ -1129,6 +1146,7 @@ int flush;
Tracevv((stderr, "inflate: length %u\n", state->length));
state->was = state->length;
state->mode = DIST;
/* fallthrough */
case DIST:
for (;;) {
here = state->distcode[BITS(state->distbits)];
......@@ -1156,6 +1174,7 @@ int flush;
state->offset = (unsigned)here.val;
state->extra = (unsigned)(here.op) & 15;
state->mode = DISTEXT;
/* fallthrough */
case DISTEXT:
if (state->extra) {
NEEDBITS(state->extra);
......@@ -1172,6 +1191,7 @@ int flush;
#endif
Tracevv((stderr, "inflate: distance %u\n", state->offset));
state->mode = MATCH;
/* fallthrough */
case MATCH:
if (left == 0) goto inf_leave;
copy = out - left;
......@@ -1232,7 +1252,7 @@ int flush;
#ifdef OC_INFLATE_VERIFY_DATA
if ((state->wrap & 4) && out)
strm->adler = state->check =
UPDATE(state->check, put - out, out);
UPDATE_CHECK(state->check, put - out, out);
#endif
out = left;
#ifdef OC_INFLATE_VERIFY_DATA
......@@ -1251,6 +1271,7 @@ int flush;
}
#ifdef GUNZIP
state->mode = LENGTH;
/* fallthrough */
case LENGTH:
if (state->wrap && state->flags) {
NEEDBITS(32);
......@@ -1264,6 +1285,7 @@ int flush;
}
#endif
state->mode = DONE;
/* fallthrough */
case DONE:
ret = Z_STREAM_END;
goto inf_leave;
......@@ -1273,6 +1295,7 @@ int flush;
case MEM:
return Z_MEM_ERROR;
case SYNC:
/* fallthrough */
default:
return Z_STREAM_ERROR;
}
......@@ -1299,7 +1322,7 @@ int flush;
#ifdef OC_INFLATE_VERIFY_DATA
if ((state->wrap & 4) && out)
strm->adler = state->check =
UPDATE(state->check, strm->next_out - out, out);
UPDATE_CHECK(state->check, strm->next_out - out, out);
#endif
strm->data_type = (int)state->bits + (state->last ? 64 : 0) +
(state->mode == TYPE ? 128 : 0) +
......
Library/OcCompressionLib/zlib/inflate.h
浏览文件 @ c2942135
/* inflate.h -- internal inflate state definition
* Copyright (C) 1995-2016 Mark Adler
* Copyright (C) 1995-2019 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
......
Library/OcCompressionLib/zlib/inftrees.c
浏览文件 @ c2942135
/* inftrees.c -- generate Huffman trees for efficient decoding
* Copyright (C) 1995-2017 Mark Adler
* Copyright (C) 1995-2022 Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
......@@ -9,7 +9,7 @@
#define MAXBITS 15
const char inflate_copyright[] =
" inflate 1.2.11.1 Copyright 1995-2017 Mark Adler ";
" inflate 1.2.12 Copyright 1995-2022 Mark Adler ";
/*
If you use the zlib library in a product, an acknowledgment is welcome
in the documentation of your product. If for some reason you cannot
......@@ -62,7 +62,7 @@ unsigned short FAR *work;
35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0};
static const unsigned short lext[31] = { /* Length codes 257..285 extra */
16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18,
19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 198, 196};
19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 199, 202};
static const unsigned short dbase[32] = { /* Distance codes 0..29 base */
1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193,
257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145,
......
Library/OcCompressionLib/zlib/trees.c
浏览文件 @ c2942135
/* trees.c -- output deflated data using Huffman coding
* Copyright (C) 1995-2017 Jean-loup Gailly
* Copyright (C) 1995-2021 Jean-loup Gailly
* detect_data_type() function provided freely by Cosmin Truta, 2006
* For conditions of distribution and use, see copyright notice in zlib.h
*/
......@@ -1091,9 +1091,9 @@ local void compress_block(s, ltree, dtree)
* Check if the data type is TEXT or BINARY, using the following algorithm:
* - TEXT if the two conditions below are satisfied:
* a) There are no non-portable control characters belonging to the
* "black list" (0..6, 14..25, 28..31).
* "block list" (0..6, 14..25, 28..31).
* b) There is at least one printable character belonging to the
* "white list" (9 {TAB}, 10 {LF}, 13 {CR}, 32..255).
* "allow list" (9 {TAB}, 10 {LF}, 13 {CR}, 32..255).
* - BINARY otherwise.
* - The following partially-portable control characters form a
* "gray list" that is ignored in this detection algorithm:
......@@ -1103,19 +1103,19 @@ local void compress_block(s, ltree, dtree)
local int detect_data_type(s)
deflate_state *s;
{
/* black_mask is the bit mask of black-listed bytes
/* block_mask is the bit mask of block-listed bytes
* set bits 0..6, 14..25, and 28..31
* 0xf3ffc07f = binary 11110011111111111100000001111111
*/
unsigned long black_mask = 0xf3ffc07fUL;
unsigned long block_mask = 0xf3ffc07fUL;
int n;
/* Check for non-textual ("black-listed") bytes. */
for (n = 0; n <= 31; n++, black_mask >>= 1)
if ((black_mask & 1) && (s->dyn_ltree[n].Freq != 0))
/* Check for non-textual ("block-listed") bytes. */
for (n = 0; n <= 31; n++, block_mask >>= 1)
if ((block_mask & 1) && (s->dyn_ltree[n].Freq != 0))
return Z_BINARY;
/* Check for textual ("white-listed") bytes. */
/* Check for textual ("allow-listed") bytes. */
if (s->dyn_ltree[9].Freq != 0 || s->dyn_ltree[10].Freq != 0
|| s->dyn_ltree[13].Freq != 0)
return Z_TEXT;
......@@ -1123,7 +1123,7 @@ local int detect_data_type(s)
if (s->dyn_ltree[n].Freq != 0)
return Z_TEXT;
/* There are no "black-listed" or "white-listed" bytes:
/* There are no "block-listed" or "allow-listed" bytes:
* this stream either is empty or has tolerated ("gray-listed") bytes only.
*/
return Z_BINARY;
......
Library/OcCompressionLib/zlib/zlib.h
浏览文件 @ c2942135
/* zlib.h -- interface of the 'zlib' general purpose compression library
version 1.2.11.1, January xxth, 2017
version 1.2.12, March 11th, 2022
Copyright (C) 1995-2017 Jean-loup Gailly and Mark Adler
Copyright (C) 1995-2022 Jean-loup Gailly and Mark Adler
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
......@@ -37,12 +37,12 @@
extern "C" {
#endif
#define ZLIB_VERSION "1.2.11.1-motley"
#define ZLIB_VERNUM 0x12b1
#define ZLIB_VERSION "1.2.12"
#define ZLIB_VERNUM 0x12c0
#define ZLIB_VER_MAJOR 1
#define ZLIB_VER_MINOR 2
#define ZLIB_VER_REVISION 11
#define ZLIB_VER_SUBREVISION 1
#define ZLIB_VER_REVISION 12
#define ZLIB_VER_SUBREVISION 0
/*
The 'zlib' compression library provides in-memory compression and
......@@ -1304,14 +1304,14 @@ typedef struct gzFile_s *gzFile; /* semi-opaque gzip file descriptor */
/*
ZEXTERN gzFile ZEXPORT gzopen OF((const char *path, const char *mode));
Opens a gzip (.gz) file for reading or writing. The mode parameter is as
in fopen ("rb" or "wb") but can also include a compression level ("wb9") or
a strategy: 'f' for filtered data as in "wb6f", 'h' for Huffman-only
compression as in "wb1h", 'R' for run-length encoding as in "wb1R", or 'F'
for fixed code compression as in "wb9F". (See the description of
deflateInit2 for more information about the strategy parameter.) 'T' will
request transparent writing or appending with no compression and not using
the gzip format.
Open the gzip (.gz) file at path for reading and decompressing, or
compressing and writing. The mode parameter is as in fopen ("rb" or "wb")
but can also include a compression level ("wb9") or a strategy: 'f' for
filtered data as in "wb6f", 'h' for Huffman-only compression as in "wb1h",
'R' for run-length encoding as in "wb1R", or 'F' for fixed code compression
as in "wb9F". (See the description of deflateInit2 for more information
about the strategy parameter.) 'T' will request transparent writing or
appending with no compression and not using the gzip format.
"a" can be used instead of "w" to request that the gzip stream that will
be written be appended to the file. "+" will result in an error, since
......@@ -1341,9 +1341,9 @@ ZEXTERN gzFile ZEXPORT gzopen OF((const char *path, const char *mode));
ZEXTERN gzFile ZEXPORT gzdopen OF((int fd, const char *mode));
/*
gzdopen associates a gzFile with the file descriptor fd. File descriptors
are obtained from calls like open, dup, creat, pipe or fileno (if the file
has been previously opened with fopen). The mode parameter is as in gzopen.
Associate a gzFile with the file descriptor fd. File descriptors are
obtained from calls like open, dup, creat, pipe or fileno (if the file has
been previously opened with fopen). The mode parameter is as in gzopen.
The next call of gzclose on the returned gzFile will also close the file
descriptor fd, just like fclose(fdopen(fd, mode)) closes the file descriptor
......@@ -1364,13 +1364,13 @@ ZEXTERN gzFile ZEXPORT gzdopen OF((int fd, const char *mode));
ZEXTERN int ZEXPORT gzbuffer OF((gzFile file, unsigned size));
/*
Set the internal buffer size used by this library's functions. The
default buffer size is 8192 bytes. This function must be called after
gzopen() or gzdopen(), and before any other calls that read or write the
file. The buffer memory allocation is always deferred to the first read or
write. Three times that size in buffer space is allocated. A larger buffer
size of, for example, 64K or 128K bytes will noticeably increase the speed
of decompression (reading).
Set the internal buffer size used by this library's functions for file to
size. The default buffer size is 8192 bytes. This function must be called
after gzopen() or gzdopen(), and before any other calls that read or write
the file. The buffer memory allocation is always deferred to the first read
or write. Three times that size in buffer space is allocated. A larger
buffer size of, for example, 64K or 128K bytes will noticeably increase the
speed of decompression (reading).
The new buffer size also affects the maximum length for gzprintf().
......@@ -1380,9 +1380,9 @@ ZEXTERN int ZEXPORT gzbuffer OF((gzFile file, unsigned size));
ZEXTERN int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy));
/*
Dynamically update the compression level or strategy. See the description
of deflateInit2 for the meaning of these parameters. Previously provided
data is flushed before the parameter change.
Dynamically update the compression level and strategy for file. See the
description of deflateInit2 for the meaning of these parameters. Previously
provided data is flushed before applying the parameter changes.
gzsetparams returns Z_OK if success, Z_STREAM_ERROR if the file was not
opened for writing, Z_ERRNO if there is an error writing the flushed data,
......@@ -1391,7 +1391,7 @@ ZEXTERN int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy));
ZEXTERN int ZEXPORT gzread OF((gzFile file, voidp buf, unsigned len));
/*
Reads the given number of uncompressed bytes from the compressed file. If
Read and decompress up to len uncompressed bytes from file into buf. If
the input file is not in gzip format, gzread copies the given number of
bytes into the buffer directly from the file.
......@@ -1422,11 +1422,11 @@ ZEXTERN int ZEXPORT gzread OF((gzFile file, voidp buf, unsigned len));
ZEXTERN z_size_t ZEXPORT gzfread OF((voidp buf, z_size_t size, z_size_t nitems,
gzFile file));
/*
Read up to nitems items of size size from file to buf, otherwise operating
as gzread() does. This duplicates the interface of stdio's fread(), with
size_t request and return types. If the library defines size_t, then
z_size_t is identical to size_t. If not, then z_size_t is an unsigned
integer type that can contain a pointer.
Read and decompress up to nitems items of size size from file into buf,
otherwise operating as gzread() does. This duplicates the interface of
stdio's fread(), with size_t request and return types. If the library
defines size_t, then z_size_t is identical to size_t. If not, then z_size_t
is an unsigned integer type that can contain a pointer.
gzfread() returns the number of full items read of size size, or zero if
the end of the file was reached and a full item could not be read, or if
......@@ -1445,18 +1445,16 @@ ZEXTERN z_size_t ZEXPORT gzfread OF((voidp buf, z_size_t size, z_size_t nitems,
file, reseting and retrying on end-of-file, when size is not 1.
*/
ZEXTERN int ZEXPORT gzwrite OF((gzFile file,
voidpc buf, unsigned len));
ZEXTERN int ZEXPORT gzwrite OF((gzFile file, voidpc buf, unsigned len));
/*
Writes the given number of uncompressed bytes into the compressed file.
gzwrite returns the number of uncompressed bytes written or 0 in case of
error.
Compress and write the len uncompressed bytes at buf to file. gzwrite
returns the number of uncompressed bytes written or 0 in case of error.
*/
ZEXTERN z_size_t ZEXPORT gzfwrite OF((voidpc buf, z_size_t size,
z_size_t nitems, gzFile file));
/*
gzfwrite() writes nitems items of size size from buf to file, duplicating
Compress and write nitems items of size size from buf to file, duplicating
the interface of stdio's fwrite(), with size_t request and return types. If
the library defines size_t, then z_size_t is identical to size_t. If not,
then z_size_t is an unsigned integer type that can contain a pointer.
......@@ -1469,22 +1467,22 @@ ZEXTERN z_size_t ZEXPORT gzfwrite OF((voidpc buf, z_size_t size,
ZEXTERN int ZEXPORTVA gzprintf Z_ARG((gzFile file, const char *format, ...));
/*
Converts, formats, and writes the arguments to the compressed file under
control of the format string, as in fprintf. gzprintf returns the number of
Convert, format, compress, and write the arguments (...) to file under
control of the string format, as in fprintf. gzprintf returns the number of
uncompressed bytes actually written, or a negative zlib error code in case
of error. The number of uncompressed bytes written is limited to 8191, or
one less than the buffer size given to gzbuffer(). The caller should assure
that this limit is not exceeded. If it is exceeded, then gzprintf() will
return an error (0) with nothing written. In this case, there may also be a
buffer overflow with unpredictable consequences, which is possible only if
zlib was compiled with the insecure functions sprintf() or vsprintf()
zlib was compiled with the insecure functions sprintf() or vsprintf(),
because the secure snprintf() or vsnprintf() functions were not available.
This can be determined using zlibCompileFlags().
*/
ZEXTERN int ZEXPORT gzputs OF((gzFile file, const char *s));
/*
Writes the given null-terminated string to the compressed file, excluding
Compress and write the given null-terminated string s to file, excluding
the terminating null character.
gzputs returns the number of characters written, or -1 in case of error.
......@@ -1492,11 +1490,12 @@ ZEXTERN int ZEXPORT gzputs OF((gzFile file, const char *s));
ZEXTERN char * ZEXPORT gzgets OF((gzFile file, char *buf, int len));
/*
Reads bytes from the compressed file until len-1 characters are read, or a
newline character is read and transferred to buf, or an end-of-file
condition is encountered. If any characters are read or if len == 1, the
string is terminated with a null character. If no characters are read due
to an end-of-file or len < 1, then the buffer is left untouched.
Read and decompress bytes from file into buf, until len-1 characters are
read, or until a newline character is read and transferred to buf, or an
end-of-file condition is encountered. If any characters are read or if len
is one, the string is terminated with a null character. If no characters
are read due to an end-of-file or len is less than one, then the buffer is
left untouched.
gzgets returns buf which is a null-terminated string, or it returns NULL
for end-of-file or in case of error. If there was an error, the contents at
......@@ -1505,13 +1504,13 @@ ZEXTERN char * ZEXPORT gzgets OF((gzFile file, char *buf, int len));
ZEXTERN int ZEXPORT gzputc OF((gzFile file, int c));
/*
Writes c, converted to an unsigned char, into the compressed file. gzputc
Compress and write c, converted to an unsigned char, into file. gzputc
returns the value that was written, or -1 in case of error.
*/
ZEXTERN int ZEXPORT gzgetc OF((gzFile file));
/*
Reads one byte from the compressed file. gzgetc returns this byte or -1
Read and decompress one byte from file. gzgetc returns this byte or -1
in case of end of file or error. This is implemented as a macro for speed.
As such, it does not do all of the checking the other functions do. I.e.
it does not check to see if file is NULL, nor whether the structure file
......@@ -1520,8 +1519,8 @@ ZEXTERN int ZEXPORT gzgetc OF((gzFile file));
ZEXTERN int ZEXPORT gzungetc OF((int c, gzFile file));
/*
Push one character back onto the stream to be read as the first character
on the next read. At least one character of push-back is allowed.
Push c back onto the stream for file to be read as the first character on
the next read. At least one character of push-back is always allowed.
gzungetc() returns the character pushed, or -1 on failure. gzungetc() will
fail if c is -1, and may fail if a character has been pushed but not read
yet. If gzungetc is used immediately after gzopen or gzdopen, at least the
......@@ -1532,9 +1531,9 @@ ZEXTERN int ZEXPORT gzungetc OF((int c, gzFile file));
ZEXTERN int ZEXPORT gzflush OF((gzFile file, int flush));
/*
Flushes all pending output into the compressed file. The parameter flush
is as in the deflate() function. The return value is the zlib error number
(see function gzerror below). gzflush is only permitted when writing.
Flush all pending output to file. The parameter flush is as in the
deflate() function. The return value is the zlib error number (see function
gzerror below). gzflush is only permitted when writing.
If the flush parameter is Z_FINISH, the remaining data is written and the
gzip stream is completed in the output. If gzwrite() is called again, a new
......@@ -1549,8 +1548,8 @@ ZEXTERN int ZEXPORT gzflush OF((gzFile file, int flush));
ZEXTERN z_off_t ZEXPORT gzseek OF((gzFile file,
z_off_t offset, int whence));
Sets the starting position for the next gzread or gzwrite on the given
compressed file. The offset represents a number of bytes in the
Set the starting position to offset relative to whence for the next gzread
or gzwrite on file. The offset represents a number of bytes in the
uncompressed data stream. The whence parameter is defined as in lseek(2);
the value SEEK_END is not supported.
......@@ -1567,18 +1566,18 @@ ZEXTERN z_off_t ZEXPORT gzseek OF((gzFile file,
ZEXTERN int ZEXPORT gzrewind OF((gzFile file));
/*
Rewinds the given file. This function is supported only for reading.
Rewind file. This function is supported only for reading.
gzrewind(file) is equivalent to (int)gzseek(file, 0L, SEEK_SET)
gzrewind(file) is equivalent to (int)gzseek(file, 0L, SEEK_SET).
*/
/*
ZEXTERN z_off_t ZEXPORT gztell OF((gzFile file));
Returns the starting position for the next gzread or gzwrite on the given
compressed file. This position represents a number of bytes in the
uncompressed data stream, and is zero when starting, even if appending or
reading a gzip stream from the middle of a file using gzdopen().
Return the starting position for the next gzread or gzwrite on file.
This position represents a number of bytes in the uncompressed data stream,
and is zero when starting, even if appending or reading a gzip stream from
the middle of a file using gzdopen().
gztell(file) is equivalent to gzseek(file, 0L, SEEK_CUR)
*/
......@@ -1586,22 +1585,22 @@ ZEXTERN z_off_t ZEXPORT gztell OF((gzFile file));
/*
ZEXTERN z_off_t ZEXPORT gzoffset OF((gzFile file));
Returns the current offset in the file being read or written. This offset
includes the count of bytes that precede the gzip stream, for example when
appending or when using gzdopen() for reading. When reading, the offset
does not include as yet unused buffered input. This information can be used
for a progress indicator. On error, gzoffset() returns -1.
Return the current compressed (actual) read or write offset of file. This
offset includes the count of bytes that precede the gzip stream, for example
when appending or when using gzdopen() for reading. When reading, the
offset does not include as yet unused buffered input. This information can
be used for a progress indicator. On error, gzoffset() returns -1.
*/
ZEXTERN int ZEXPORT gzeof OF((gzFile file));
/*
Returns true (1) if the end-of-file indicator has been set while reading,
false (0) otherwise. Note that the end-of-file indicator is set only if the
read tried to go past the end of the input, but came up short. Therefore,
just like feof(), gzeof() may return false even if there is no more data to
read, in the event that the last read request was for the exact number of
bytes remaining in the input file. This will happen if the input file size
is an exact multiple of the buffer size.
Return true (1) if the end-of-file indicator for file has been set while
reading, false (0) otherwise. Note that the end-of-file indicator is set
only if the read tried to go past the end of the input, but came up short.
Therefore, just like feof(), gzeof() may return false even if there is no
more data to read, in the event that the last read request was for the exact
number of bytes remaining in the input file. This will happen if the input
file size is an exact multiple of the buffer size.
If gzeof() returns true, then the read functions will return no more data,
unless the end-of-file indicator is reset by gzclearerr() and the input file
......@@ -1610,7 +1609,7 @@ ZEXTERN int ZEXPORT gzeof OF((gzFile file));
ZEXTERN int ZEXPORT gzdirect OF((gzFile file));
/*
Returns true (1) if file is being copied directly while reading, or false
Return true (1) if file is being copied directly while reading, or false
(0) if file is a gzip stream being decompressed.
If the input file is empty, gzdirect() will return true, since the input
......@@ -1631,8 +1630,8 @@ ZEXTERN int ZEXPORT gzdirect OF((gzFile file));
ZEXTERN int ZEXPORT gzclose OF((gzFile file));
/*
Flushes all pending output if necessary, closes the compressed file and
deallocates the (de)compression state. Note that once file is closed, you
Flush all pending output for file, if necessary, close file and
deallocate the (de)compression state. Note that once file is closed, you
cannot call gzerror with file, since its structures have been deallocated.
gzclose must not be called more than once on the same file, just as free
must not be called more than once on the same allocation.
......@@ -1656,10 +1655,10 @@ ZEXTERN int ZEXPORT gzclose_w OF((gzFile file));
ZEXTERN const char * ZEXPORT gzerror OF((gzFile file, int *errnum));
/*
Returns the error message for the last error which occurred on the given
compressed file. errnum is set to zlib error number. If an error occurred
in the file system and not in the compression library, errnum is set to
Z_ERRNO and the application may consult errno to get the exact error code.
Return the error message for the last error which occurred on file.
errnum is set to zlib error number. If an error occurred in the file system
and not in the compression library, errnum is set to Z_ERRNO and the
application may consult errno to get the exact error code.
The application must not modify the returned string. Future calls to
this function may invalidate the previously returned string. If file is
......@@ -1672,7 +1671,7 @@ ZEXTERN const char * ZEXPORT gzerror OF((gzFile file, int *errnum));
ZEXTERN void ZEXPORT gzclearerr OF((gzFile file));
/*
Clears the error and end-of-file flags for file. This is analogous to the
Clear the error and end-of-file flags for file. This is analogous to the
clearerr() function in stdio. This is useful for continuing to read a gzip
file that is being written concurrently.
*/
......@@ -1871,7 +1870,7 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file)); /* backward compatibility */
# define z_gzoffset z_gzoffset64
# define z_adler32_combine z_adler32_combine64
# define z_crc32_combine z_crc32_combine64
# define z_crc32_combine_gen z_crc32_combine64_gen
# define z_crc32_combine_gen z_crc32_combine_gen64
# else
# define gzopen gzopen64
# define gzseek gzseek64
......
Library/OcCompressionLib/zlib/zutil.c 0 → 100644
浏览文件 @ c2942135
/* zutil.c -- target dependent utility functions for the compression library
* Copyright (C) 1995-2017 Jean-loup Gailly
* For conditions of distribution and use, see copyright notice in zlib.h
*/
/* @(#) $Id$ */
#include "zutil.h"
z_const char * const z_errmsg[10] = {
(z_const char *)"need dictionary", /* Z_NEED_DICT 2 */
(z_const char *)"stream end", /* Z_STREAM_END 1 */
(z_const char *)"", /* Z_OK 0 */
(z_const char *)"file error", /* Z_ERRNO (-1) */
(z_const char *)"stream error", /* Z_STREAM_ERROR (-2) */
(z_const char *)"data error", /* Z_DATA_ERROR (-3) */
(z_const char *)"insufficient memory", /* Z_MEM_ERROR (-4) */
(z_const char *)"buffer error", /* Z_BUF_ERROR (-5) */
(z_const char *)"incompatible version",/* Z_VERSION_ERROR (-6) */
(z_const char *)""
};
// PMheart: This is a simplified version of zutil.c, with only z_errmsg.
Library/OcCompressionLib/zlib/zutil.h
浏览文件 @ c2942135
/* zutil.h -- internal interface and configuration of the compression library
* Copyright (C) 1995-2016 Jean-loup Gailly, Mark Adler
* Copyright (C) 1995-2022 Jean-loup Gailly, Mark Adler
* For conditions of distribution and use, see copyright notice in zlib.h
*/
......@@ -13,12 +13,25 @@
#ifndef ZUTIL_H
#define ZUTIL_H
#define ZLIB_INTERNAL
#ifdef HAVE_HIDDEN
# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
#else
# define ZLIB_INTERNAL
#endif
#include "zlib.h"
#define local static
#if defined(STDC) && !defined(Z_SOLO)
# if !(defined(_WIN32_WCE) && defined(_MSC_VER))
# include <stddef.h>
# endif
# include <string.h>
# include <stdlib.h>
#endif
#ifndef local
# define local static
#endif
/* since "static" is used to mean two completely different things in C, we
define "local" for the non-static meaning of "static", for readability
(compile with -Dlocal if your debugger can't find static symbols) */
......@@ -29,18 +42,38 @@ typedef unsigned short ush;
typedef ush FAR ushf;
typedef unsigned long ulg;
#define ERR_MSG(err) NULL
#if !defined(Z_U8) && !defined(Z_SOLO) && defined(STDC)
# include <limits.h>
# if (ULONG_MAX == 0xffffffffffffffff)
# define Z_U8 unsigned long
# elif (ULLONG_MAX == 0xffffffffffffffff)
# define Z_U8 unsigned long long
# elif (UINT_MAX == 0xffffffffffffffff)
# define Z_U8 unsigned
# endif
#endif
extern z_const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
/* (size given to avoid silly warnings with Visual C++) */
#define ERR_MSG(err) z_errmsg[Z_NEED_DICT-(err)]
#define ERR_RETURN(strm,err) \
return (strm->msg = NULL, (err))
return (strm->msg = ERR_MSG(err), (err))
/* To be used only when the state is known to be valid */
/* common constants */
/* common constants */
#define DEF_WBITS MAX_WBITS
#ifndef DEF_WBITS
# define DEF_WBITS MAX_WBITS
#endif
/* default windowBits for decompression. MAX_WBITS is for compression only */
#define DEF_MEM_LEVEL 8
#if MAX_MEM_LEVEL >= 8
# define DEF_MEM_LEVEL 8
#else
# define DEF_MEM_LEVEL MAX_MEM_LEVEL
#endif
/* default memLevel */
#define STORED_BLOCK 0
......@@ -54,25 +87,184 @@ typedef unsigned long ulg;
#define PRESET_DICT 0x20 /* preset dictionary flag in zlib header */
/* target dependencies */
/* target dependencies */
#if defined(MSDOS) || (defined(WINDOWS) && !defined(WIN32))
# define OS_CODE 0x00
# ifndef Z_SOLO
# if defined(__TURBOC__) || defined(__BORLANDC__)
# if (__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
/* Allow compilation with ANSI keywords only enabled */
void _Cdecl farfree( void *block );
void *_Cdecl farmalloc( unsigned long nbytes );
# else
# include <alloc.h>
# endif
# else /* MSC or DJGPP */
# include <malloc.h>
# endif
# endif
#endif
#ifdef AMIGA
# define OS_CODE 1
#endif
#if defined(VAXC) || defined(VMS)
# define OS_CODE 2
# define F_OPEN(name, mode) \
fopen((name), (mode), "mbc=60", "ctx=stm", "rfm=fix", "mrs=512")
#endif
#ifdef __370__
# if __TARGET_LIB__ < 0x20000000
# define OS_CODE 4
# elif __TARGET_LIB__ < 0x40000000
# define OS_CODE 11
# else
# define OS_CODE 8
# endif
#endif
#if defined(ATARI) || defined(atarist)
# define OS_CODE 5
#endif
#ifdef OS2
# define OS_CODE 6
# if defined(M_I86) && !defined(Z_SOLO)
# include <malloc.h>
# endif
#endif
#if defined(MACOS) || defined(TARGET_OS_MAC)
# define OS_CODE 7
# ifndef Z_SOLO
# if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os
# include <unix.h> /* for fdopen */
# else
# ifndef fdopen
# define fdopen(fd,mode) NULL /* No fdopen() */
# endif
# endif
# endif
#endif
#ifdef __acorn
# define OS_CODE 13
#endif
#if defined(WIN32) && !defined(__CYGWIN__)
# define OS_CODE 10
#endif
#ifdef _BEOS_
# define OS_CODE 16
#endif
#define OS_CODE 3 /* assume Unix */
#ifdef __TOS_OS400__
# define OS_CODE 18
#endif
#ifdef __APPLE__
# define OS_CODE 19
#endif
#if defined(_BEOS_) || defined(RISCOS)
# define fdopen(fd,mode) NULL /* No fdopen() */
#endif
#if (defined(_MSC_VER) && (_MSC_VER > 600)) && !defined __INTERIX
# if defined(_WIN32_WCE)
# define fdopen(fd,mode) NULL /* No fdopen() */
# else
# define fdopen(fd,type) _fdopen(fd,type)
# endif
#endif
#if defined(__BORLANDC__) && !defined(MSDOS)
#pragma warn -8004
#pragma warn -8008
#pragma warn -8066
#endif
/* provide prototypes for these when building zlib without LFS */
#if !defined(_WIN32) && \
(!defined(_LARGEFILE64_SOURCE) || _LFS64_LARGEFILE-0 == 0)
ZEXTERN uLong ZEXPORT adler32_combine64 OF((uLong, uLong, z_off_t));
ZEXTERN uLong ZEXPORT crc32_combine64 OF((uLong, uLong, z_off_t));
#endif
/* common defaults */
#ifndef OS_CODE
# define OS_CODE 3 /* assume Unix */
#endif
#ifndef F_OPEN
# define F_OPEN(name, mode) fopen((name), (mode))
#endif
/* functions */
#if defined(pyr) || defined(Z_SOLO)
# define NO_MEMCPY
#endif
#if defined(SMALL_MEDIUM) && !defined(_MSC_VER) && !defined(__SC__)
/* Use our own functions for small and medium model with MSC <= 5.0.
* You may have to use the same strategy for Borland C (untested).
* The __SC__ check is for Symantec.
*/
# define NO_MEMCPY
#endif
#if defined(STDC) && !defined(HAVE_MEMCPY) && !defined(NO_MEMCPY)
# define HAVE_MEMCPY
#endif
#ifdef HAVE_MEMCPY
# ifdef SMALL_MEDIUM /* MSDOS small or medium model */
# define zmemcpy _fmemcpy
# define zmemcmp _fmemcmp
# define zmemzero(dest, len) _fmemset(dest, 0, len)
# else
# define zmemcpy memcpy
# define zmemcmp memcmp
# define zmemzero(dest, len) memset(dest, 0, len)
# endif
#else
void ZLIB_INTERNAL zmemcpy OF((Bytef* dest, const Bytef* source, uInt len));
int ZLIB_INTERNAL zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len));
void ZLIB_INTERNAL zmemzero OF((Bytef* dest, uInt len));
#endif
#define zmemcpy(Dst, Src, Size) CopyMem ((Dst), (Src), (Size))
#define zmemcmp(Ptr1, Ptr2, Size) CompareMem ((Ptr1), (Ptr2), (Size))
#define zmemzero(Dst, Size) ZeroMem ((Dst), (Size))
/* Diagnostic functions */
#define Assert(cond,msg)
#define Trace(x)
#define Tracev(x)
#define Tracevv(x)
#define Tracec(c,x)
#define Tracecv(c,x)
voidpf ZLIB_INTERNAL zcalloc OF((voidpf opaque, unsigned items,
#ifdef ZLIB_DEBUG
# include <stdio.h>
extern int ZLIB_INTERNAL z_verbose;
extern void ZLIB_INTERNAL z_error OF((char *m));
# define Assert(cond,msg) {if(!(cond)) z_error(msg);}
# define Trace(x) {if (z_verbose>=0) fprintf x ;}
# define Tracev(x) {if (z_verbose>0) fprintf x ;}
# define Tracevv(x) {if (z_verbose>1) fprintf x ;}
# define Tracec(c,x) {if (z_verbose>0 && (c)) fprintf x ;}
# define Tracecv(c,x) {if (z_verbose>1 && (c)) fprintf x ;}
#else
# define Assert(cond,msg)
# define Trace(x)
# define Tracev(x)
# define Tracevv(x)
# define Tracec(c,x)
# define Tracecv(c,x)
#endif
#ifndef Z_SOLO
voidpf ZLIB_INTERNAL zcalloc OF((voidpf opaque, unsigned items,
unsigned size));
void ZLIB_INTERNAL zcfree OF((voidpf opaque, voidpf ptr));
void ZLIB_INTERNAL zcfree OF((voidpf opaque, voidpf ptr));
#endif
#define ZALLOC(strm, items, size) \
(*((strm)->zalloc))((strm)->opaque, (items), (size))
......
Utilities/TestDiskImage/Makefile
浏览文件 @ c2942135
......@@ -21,7 +21,8 @@ OBJS = $(PROJECT).o \
inftrees.o \
trees.o \
uncompr.o \
zlib_uefi.o
zlib_uefi.o \
zutil.o
VPATH = ../../Library/OcAppleChunklistLib:$\
../../Library/OcAppleDiskImageLib:$\
../../Library/OcAppleRamDiskLib:$\
......
Utilities/TestKextInject/Makefile
浏览文件 @ c2942135
......@@ -29,7 +29,8 @@ OBJS = $(PROJECT).o \
inftrees.o \
trees.o \
uncompr.o \
zlib_uefi.o
zlib_uefi.o \
zutil.o
VPATH = ../../Library/OcAppleKernelLib:$\
../../Library/OcCompressionLib/lzss:$\
../../Library/OcCompressionLib/lzvn:$\
......
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