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[OMPT-svn-commit] OpenMPT r20167 - in branches/OpenMPT-1.31: . include/zlib include/zlib/contrib include/zlib/contrib/minizip
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From: <sv...@op...> - 2024-03-02 19:38:41
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Author: manx Date: Sat Mar 2 20:38:33 2024 New Revision: 20167 URL: https://source.openmpt.org/browse/openmpt/?op=revision&rev=20167 Log: Merged revision(s) 20165 from trunk/OpenMPT: [Var] zlib: Update to 1.3.1 (2024-01-22). ........ Modified: branches/OpenMPT-1.31/ (props changed) branches/OpenMPT-1.31/include/zlib/ChangeLog branches/OpenMPT-1.31/include/zlib/FAQ branches/OpenMPT-1.31/include/zlib/OpenMPT.txt branches/OpenMPT-1.31/include/zlib/README branches/OpenMPT-1.31/include/zlib/contrib/ (props changed) branches/OpenMPT-1.31/include/zlib/contrib/minizip/ioapi.h branches/OpenMPT-1.31/include/zlib/contrib/minizip/miniunz.c branches/OpenMPT-1.31/include/zlib/contrib/minizip/unzip.c branches/OpenMPT-1.31/include/zlib/contrib/minizip/unzip.h branches/OpenMPT-1.31/include/zlib/contrib/minizip/zip.c branches/OpenMPT-1.31/include/zlib/contrib/minizip/zip.h branches/OpenMPT-1.31/include/zlib/deflate.c branches/OpenMPT-1.31/include/zlib/deflate.h branches/OpenMPT-1.31/include/zlib/gzguts.h branches/OpenMPT-1.31/include/zlib/gzlib.c branches/OpenMPT-1.31/include/zlib/inflate.c branches/OpenMPT-1.31/include/zlib/inftrees.c branches/OpenMPT-1.31/include/zlib/inftrees.h branches/OpenMPT-1.31/include/zlib/trees.c branches/OpenMPT-1.31/include/zlib/zconf.h branches/OpenMPT-1.31/include/zlib/zlib.h branches/OpenMPT-1.31/include/zlib/zutil.h Modified: branches/OpenMPT-1.31/include/zlib/ChangeLog ============================================================================== --- branches/OpenMPT-1.31/include/zlib/ChangeLog Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/ChangeLog Sat Mar 2 20:38:33 2024 (r20167) @@ -1,6 +1,16 @@ ChangeLog file for zlib +Changes in 1.3.1 (22 Jan 2024) +- Reject overflows of zip header fields in minizip +- Fix bug in inflateSync() for data held in bit buffer +- Add LIT_MEM define to use more memory for a small deflate speedup +- Fix decision on the emission of Zip64 end records in minizip +- Add bounds checking to ERR_MSG() macro, used by zError() +- Neutralize zip file traversal attacks in miniunz +- Fix a bug in ZLIB_DEBUG compiles in check_match() +- Various portability and appearance improvements + Changes in 1.3 (18 Aug 2023) - Remove K&R function definitions and zlib2ansi - Fix bug in deflateBound() for level 0 and memLevel 9 Modified: branches/OpenMPT-1.31/include/zlib/FAQ ============================================================================== --- branches/OpenMPT-1.31/include/zlib/FAQ Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/FAQ Sat Mar 2 20:38:33 2024 (r20167) @@ -14,8 +14,7 @@ 2. Where can I get a Windows DLL version? The zlib sources can be compiled without change to produce a DLL. See the - file win32/DLL_FAQ.txt in the zlib distribution. Pointers to the - precompiled DLL are found in the zlib web site at http://zlib.net/ . + file win32/DLL_FAQ.txt in the zlib distribution. 3. Where can I get a Visual Basic interface to zlib? Modified: branches/OpenMPT-1.31/include/zlib/OpenMPT.txt ============================================================================== --- branches/OpenMPT-1.31/include/zlib/OpenMPT.txt Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/OpenMPT.txt Sat Mar 2 20:38:33 2024 (r20167) @@ -1,4 +1,4 @@ -zlib 1.3. +zlib 1.3.1. Files not required by OpenMPT have been removed. OpenMPT specific changes: * iowin32.c has been modified to only use Windows 8 WinRT API when actually Modified: branches/OpenMPT-1.31/include/zlib/README ============================================================================== --- branches/OpenMPT-1.31/include/zlib/README Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/README Sat Mar 2 20:38:33 2024 (r20167) @@ -1,6 +1,6 @@ ZLIB DATA COMPRESSION LIBRARY -zlib 1.3 is a general purpose data compression library. All the code is +zlib 1.3.1 is a general purpose data compression library. All the code is thread safe. The data format used by the zlib library is described by RFCs (Request for Comments) 1950 to 1952 in the files http://tools.ietf.org/html/rfc1950 (zlib format), rfc1951 (deflate format) and @@ -31,7 +31,7 @@ issue of Dr. Dobb's Journal; a copy of the article is available at https://marknelson.us/posts/1997/01/01/zlib-engine.html . -The changes made in version 1.3 are documented in the file ChangeLog. +The changes made in version 1.3.1 are documented in the file ChangeLog. Unsupported third party contributions are provided in directory contrib/ . @@ -83,7 +83,7 @@ Copyright notice: - (C) 1995-2023 Jean-loup Gailly and Mark Adler + (C) 1995-2024 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 Modified: branches/OpenMPT-1.31/include/zlib/contrib/minizip/ioapi.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/contrib/minizip/ioapi.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/contrib/minizip/ioapi.h Sat Mar 2 20:38:33 2024 (r20167) @@ -144,7 +144,7 @@ typedef long (ZCALLBACK *seek_file_func) (voidpf opaque, voidpf stream, uLong offset, int origin); -/* here is the "old" 32 bits structure structure */ +/* here is the "old" 32 bits structure */ typedef struct zlib_filefunc_def_s { open_file_func zopen_file; Modified: branches/OpenMPT-1.31/include/zlib/contrib/minizip/miniunz.c ============================================================================== --- branches/OpenMPT-1.31/include/zlib/contrib/minizip/miniunz.c Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/contrib/minizip/miniunz.c Sat Mar 2 20:38:33 2024 (r20167) @@ -79,7 +79,7 @@ /* change_file_date : change the date/time of a file filename : the filename of the file where date/time must be modified - dosdate : the new date at the MSDos format (4 bytes) + dosdate : the new date at the MSDOS format (4 bytes) tmu_date : the SAME new date at the tm_unz format */ static void change_file_date(const char *filename, uLong dosdate, tm_unz tmu_date) { #ifdef _WIN32 @@ -186,7 +186,7 @@ } static void do_banner(void) { - printf("MiniUnz 1.01b, demo of zLib + Unz package written by Gilles Vollant\n"); + printf("MiniUnz 1.1, demo of zLib + Unz package written by Gilles Vollant\n"); printf("more info at http://www.winimage.com/zLibDll/unzip.html\n\n"); } @@ -356,6 +356,20 @@ else write_filename = filename_withoutpath; + if (write_filename[0]!='\0') + { + const char* relative_check = write_filename; + while (relative_check[1]!='\0') + { + if (relative_check[0]=='.' && relative_check[1]=='.') + write_filename = relative_check; + relative_check++; + } + } + + while (write_filename[0]=='/' || write_filename[0]=='.') + write_filename++; + err = unzOpenCurrentFilePassword(uf,password); if (err!=UNZ_OK) { Modified: branches/OpenMPT-1.31/include/zlib/contrib/minizip/unzip.c ============================================================================== --- branches/OpenMPT-1.31/include/zlib/contrib/minizip/unzip.c Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/contrib/minizip/unzip.c Sat Mar 2 20:38:33 2024 (r20167) @@ -117,7 +117,7 @@ const char unz_copyright[] = " unzip 1.01 Copyright 1998-2004 Gilles Vollant - http://www.winimage.com/zLibDll"; -/* unz_file_info_interntal contain internal info about a file in zipfile*/ +/* unz_file_info64_internal contain internal info about a file in zipfile*/ typedef struct unz_file_info64_internal_s { ZPOS64_T offset_curfile;/* relative offset of local header 8 bytes */ @@ -450,7 +450,7 @@ if (unz64local_getLong(pzlib_filefunc_def,filestream,&uL)!=UNZ_OK) return CENTRALDIRINVALID; - /* number of the disk with the start of the zip64 end of central directory */ + /* number of the disk with the start of the zip64 end of central directory */ if (unz64local_getLong(pzlib_filefunc_def,filestream,&uL)!=UNZ_OK) return CENTRALDIRINVALID; if (uL != 0) @@ -497,9 +497,9 @@ ZPOS64_T central_pos; uLong uL; - uLong number_disk; /* number of the current dist, used for + uLong number_disk; /* number of the current disk, used for spanning ZIP, unsupported, always 0*/ - uLong number_disk_with_CD; /* number the the disk with central dir, used + uLong number_disk_with_CD; /* number the disk with central dir, used for spanning ZIP, unsupported, always 0*/ ZPOS64_T number_entry_CD; /* total number of entries in the central dir Modified: branches/OpenMPT-1.31/include/zlib/contrib/minizip/unzip.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/contrib/minizip/unzip.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/contrib/minizip/unzip.h Sat Mar 2 20:38:33 2024 (r20167) @@ -306,7 +306,7 @@ Get Info about the current file if pfile_info!=NULL, the *pfile_info structure will contain some info about the current file - if szFileName!=NULL, the filemane string will be copied in szFileName + if szFileName!=NULL, the filename string will be copied in szFileName (fileNameBufferSize is the size of the buffer) if extraField!=NULL, the extra field information will be copied in extraField (extraFieldBufferSize is the size of the buffer). Modified: branches/OpenMPT-1.31/include/zlib/contrib/minizip/zip.c ============================================================================== --- branches/OpenMPT-1.31/include/zlib/contrib/minizip/zip.c Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/contrib/minizip/zip.c Sat Mar 2 20:38:33 2024 (r20167) @@ -575,7 +575,7 @@ if (zip64local_getLong(pzlib_filefunc_def,filestream,&uL)!=ZIP_OK) return 0; - /* number of the disk with the start of the zip64 end of central directory */ + /* number of the disk with the start of the zip64 end of central directory */ if (zip64local_getLong(pzlib_filefunc_def,filestream,&uL)!=ZIP_OK) return 0; if (uL != 0) @@ -614,9 +614,9 @@ ZPOS64_T central_pos; uLong uL; - uLong number_disk; /* number of the current dist, used for + uLong number_disk; /* number of the current disk, used for spanning ZIP, unsupported, always 0*/ - uLong number_disk_with_CD; /* number the the disk with central dir, used + uLong number_disk_with_CD; /* number of the disk with central dir, used for spanning ZIP, unsupported, always 0*/ ZPOS64_T number_entry; ZPOS64_T number_entry_CD; /* total number of entries in @@ -1043,6 +1043,17 @@ return ZIP_PARAMERROR; #endif + // The filename and comment length must fit in 16 bits. + if ((filename!=NULL) && (strlen(filename)>0xffff)) + return ZIP_PARAMERROR; + if ((comment!=NULL) && (strlen(comment)>0xffff)) + return ZIP_PARAMERROR; + // The extra field length must fit in 16 bits. If the member also requires + // a Zip64 extra block, that will also need to fit within that 16-bit + // length, but that will be checked for later. + if ((size_extrafield_local>0xffff) || (size_extrafield_global>0xffff)) + return ZIP_PARAMERROR; + zi = (zip64_internal*)file; if (zi->in_opened_file_inzip == 1) @@ -1597,7 +1608,7 @@ if((uLong)(datasize + 4) > zi->ci.size_centralExtraFree) { - // we can not write more data to the buffer that we have room for. + // we cannot write more data to the buffer that we have room for. return ZIP_BADZIPFILE; } @@ -1861,7 +1872,7 @@ free_linkedlist(&(zi->central_dir)); pos = centraldir_pos_inzip - zi->add_position_when_writing_offset; - if(pos >= 0xffffffff || zi->number_entry > 0xFFFF) + if(pos >= 0xffffffff || zi->number_entry >= 0xFFFF) { ZPOS64_T Zip64EOCDpos = ZTELL64(zi->z_filefunc,zi->filestream); Write_Zip64EndOfCentralDirectoryRecord(zi, size_centraldir, centraldir_pos_inzip); Modified: branches/OpenMPT-1.31/include/zlib/contrib/minizip/zip.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/contrib/minizip/zip.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/contrib/minizip/zip.h Sat Mar 2 20:38:33 2024 (r20167) @@ -177,9 +177,9 @@ filename : the filename in zip (if NULL, '-' without quote will be used *zipfi contain supplemental information if extrafield_local!=NULL and size_extrafield_local>0, extrafield_local - contains the extrafield data the the local header + contains the extrafield data for the local header if extrafield_global!=NULL and size_extrafield_global>0, extrafield_global - contains the extrafield data the the local header + contains the extrafield data for the global header if comment != NULL, comment contain the comment string method contain the compression method (0 for store, Z_DEFLATED for deflate) level contain the level of compression (can be Z_DEFAULT_COMPRESSION) Modified: branches/OpenMPT-1.31/include/zlib/deflate.c ============================================================================== --- branches/OpenMPT-1.31/include/zlib/deflate.c Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/deflate.c Sat Mar 2 20:38:33 2024 (r20167) @@ -1,5 +1,5 @@ /* deflate.c -- compress data using the deflation algorithm - * Copyright (C) 1995-2023 Jean-loup Gailly and Mark Adler + * Copyright (C) 1995-2024 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 1.3 Copyright 1995-2023 Jean-loup Gailly and Mark Adler "; + " deflate 1.3.1 Copyright 1995-2024 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 @@ -493,7 +493,7 @@ * symbols from which it is being constructed. */ - s->pending_buf = (uchf *) ZALLOC(strm, s->lit_bufsize, 4); + s->pending_buf = (uchf *) ZALLOC(strm, s->lit_bufsize, LIT_BUFS); s->pending_buf_size = (ulg)s->lit_bufsize * 4; if (s->window == Z_NULL || s->prev == Z_NULL || s->head == Z_NULL || @@ -503,8 +503,14 @@ deflateEnd (strm); return Z_MEM_ERROR; } +#ifdef LIT_MEM + s->d_buf = (ushf *)(s->pending_buf + (s->lit_bufsize << 1)); + s->l_buf = s->pending_buf + (s->lit_bufsize << 2); + s->sym_end = s->lit_bufsize - 1; +#else s->sym_buf = s->pending_buf + s->lit_bufsize; s->sym_end = (s->lit_bufsize - 1) * 3; +#endif /* We avoid equality with lit_bufsize*3 because of wraparound at 64K * on 16 bit machines and because stored blocks are restricted to * 64K-1 bytes. @@ -720,9 +726,15 @@ if (deflateStateCheck(strm)) return Z_STREAM_ERROR; s = strm->state; +#ifdef LIT_MEM + if (bits < 0 || bits > 16 || + (uchf *)s->d_buf < s->pending_out + ((Buf_size + 7) >> 3)) + return Z_BUF_ERROR; +#else if (bits < 0 || bits > 16 || s->sym_buf < s->pending_out + ((Buf_size + 7) >> 3)) return Z_BUF_ERROR; +#endif do { put = Buf_size - s->bi_valid; if (put > bits) @@ -1294,7 +1306,7 @@ ds->window = (Bytef *) ZALLOC(dest, ds->w_size, 2*sizeof(Byte)); ds->prev = (Posf *) ZALLOC(dest, ds->w_size, sizeof(Pos)); ds->head = (Posf *) ZALLOC(dest, ds->hash_size, sizeof(Pos)); - ds->pending_buf = (uchf *) ZALLOC(dest, ds->lit_bufsize, 4); + ds->pending_buf = (uchf *) ZALLOC(dest, ds->lit_bufsize, LIT_BUFS); if (ds->window == Z_NULL || ds->prev == Z_NULL || ds->head == Z_NULL || ds->pending_buf == Z_NULL) { @@ -1305,10 +1317,15 @@ zmemcpy(ds->window, ss->window, ds->w_size * 2 * sizeof(Byte)); zmemcpy((voidpf)ds->prev, (voidpf)ss->prev, ds->w_size * sizeof(Pos)); zmemcpy((voidpf)ds->head, (voidpf)ss->head, ds->hash_size * sizeof(Pos)); - zmemcpy(ds->pending_buf, ss->pending_buf, (uInt)ds->pending_buf_size); + zmemcpy(ds->pending_buf, ss->pending_buf, ds->lit_bufsize * LIT_BUFS); ds->pending_out = ds->pending_buf + (ss->pending_out - ss->pending_buf); +#ifdef LIT_MEM + ds->d_buf = (ushf *)(ds->pending_buf + (ds->lit_bufsize << 1)); + ds->l_buf = ds->pending_buf + (ds->lit_bufsize << 2); +#else ds->sym_buf = ds->pending_buf + ds->lit_bufsize; +#endif ds->l_desc.dyn_tree = ds->dyn_ltree; ds->d_desc.dyn_tree = ds->dyn_dtree; @@ -1539,13 +1556,21 @@ */ local void check_match(deflate_state *s, IPos start, IPos match, int length) { /* check that the match is indeed a match */ - if (zmemcmp(s->window + match, - s->window + start, length) != EQUAL) { - fprintf(stderr, " start %u, match %u, length %d\n", - start, match, length); + Bytef *back = s->window + (int)match, *here = s->window + start; + IPos len = length; + if (match == (IPos)-1) { + /* match starts one byte before the current window -- just compare the + subsequent length-1 bytes */ + back++; + here++; + len--; + } + if (zmemcmp(back, here, len) != EQUAL) { + fprintf(stderr, " start %u, match %d, length %d\n", + start, (int)match, length); do { - fprintf(stderr, "%c%c", s->window[match++], s->window[start++]); - } while (--length != 0); + fprintf(stderr, "(%02x %02x)", *back++, *here++); + } while (--len != 0); z_error("invalid match"); } if (z_verbose > 1) { Modified: branches/OpenMPT-1.31/include/zlib/deflate.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/deflate.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/deflate.h Sat Mar 2 20:38:33 2024 (r20167) @@ -1,5 +1,5 @@ /* deflate.h -- internal compression state - * Copyright (C) 1995-2018 Jean-loup Gailly + * Copyright (C) 1995-2024 Jean-loup Gailly * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -23,6 +23,10 @@ # define GZIP #endif +/* define LIT_MEM to slightly increase the speed of deflate (order 1% to 2%) at + the cost of a larger memory footprint */ +/* #define LIT_MEM */ + /* =========================================================================== * Internal compression state. */ @@ -217,7 +221,14 @@ /* Depth of each subtree used as tie breaker for trees of equal frequency */ +#ifdef LIT_MEM +# define LIT_BUFS 5 + ushf *d_buf; /* buffer for distances */ + uchf *l_buf; /* buffer for literals/lengths */ +#else +# define LIT_BUFS 4 uchf *sym_buf; /* buffer for distances and literals/lengths */ +#endif uInt lit_bufsize; /* Size of match buffer for literals/lengths. There are 4 reasons for @@ -239,7 +250,7 @@ * - I can't count above 4 */ - uInt sym_next; /* running index in sym_buf */ + uInt sym_next; /* running index in symbol buffer */ uInt sym_end; /* symbol table full when sym_next reaches this */ ulg opt_len; /* bit length of current block with optimal trees */ @@ -318,6 +329,25 @@ extern const uch ZLIB_INTERNAL _dist_code[]; #endif +#ifdef LIT_MEM +# define _tr_tally_lit(s, c, flush) \ + { uch cc = (c); \ + s->d_buf[s->sym_next] = 0; \ + s->l_buf[s->sym_next++] = cc; \ + s->dyn_ltree[cc].Freq++; \ + flush = (s->sym_next == s->sym_end); \ + } +# define _tr_tally_dist(s, distance, length, flush) \ + { uch len = (uch)(length); \ + ush dist = (ush)(distance); \ + s->d_buf[s->sym_next] = dist; \ + s->l_buf[s->sym_next++] = len; \ + dist--; \ + s->dyn_ltree[_length_code[len]+LITERALS+1].Freq++; \ + s->dyn_dtree[d_code(dist)].Freq++; \ + flush = (s->sym_next == s->sym_end); \ + } +#else # define _tr_tally_lit(s, c, flush) \ { uch cc = (c); \ s->sym_buf[s->sym_next++] = 0; \ @@ -337,6 +367,7 @@ s->dyn_dtree[d_code(dist)].Freq++; \ flush = (s->sym_next == s->sym_end); \ } +#endif #else # define _tr_tally_lit(s, c, flush) flush = _tr_tally(s, 0, c) # define _tr_tally_dist(s, distance, length, flush) \ Modified: branches/OpenMPT-1.31/include/zlib/gzguts.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/gzguts.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/gzguts.h Sat Mar 2 20:38:33 2024 (r20167) @@ -1,5 +1,5 @@ /* gzguts.h -- zlib internal header definitions for gz* operations - * Copyright (C) 2004-2019 Mark Adler + * Copyright (C) 2004-2024 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -210,9 +210,5 @@ /* GT_OFF(x), where x is an unsigned value, is true if x > maximum z_off64_t value -- needed when comparing unsigned to z_off64_t, which is signed (possible z_off64_t types off_t, off64_t, and long are all signed) */ -#ifdef INT_MAX -# define GT_OFF(x) (sizeof(int) == sizeof(z_off64_t) && (x) > INT_MAX) -#else unsigned ZLIB_INTERNAL gz_intmax(void); -# define GT_OFF(x) (sizeof(int) == sizeof(z_off64_t) && (x) > gz_intmax()) -#endif +#define GT_OFF(x) (sizeof(int) == sizeof(z_off64_t) && (x) > gz_intmax()) Modified: branches/OpenMPT-1.31/include/zlib/gzlib.c ============================================================================== --- branches/OpenMPT-1.31/include/zlib/gzlib.c Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/gzlib.c Sat Mar 2 20:38:33 2024 (r20167) @@ -1,5 +1,5 @@ /* gzlib.c -- zlib functions common to reading and writing gzip files - * Copyright (C) 2004-2019 Mark Adler + * Copyright (C) 2004-2024 Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -563,20 +563,20 @@ #endif } -#ifndef INT_MAX /* portably return maximum value for an int (when limits.h presumed not available) -- we need to do this to cover cases where 2's complement not used, since C standard permits 1's complement and sign-bit representations, otherwise we could just use ((unsigned)-1) >> 1 */ unsigned ZLIB_INTERNAL gz_intmax(void) { - unsigned p, q; - - p = 1; +#ifdef INT_MAX + return INT_MAX; +#else + unsigned p = 1, q; do { q = p; p <<= 1; p++; } while (p > q); return q >> 1; -} #endif +} Modified: branches/OpenMPT-1.31/include/zlib/inflate.c ============================================================================== --- branches/OpenMPT-1.31/include/zlib/inflate.c Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/inflate.c Sat Mar 2 20:38:33 2024 (r20167) @@ -1387,7 +1387,7 @@ /* if first time, start search in bit buffer */ if (state->mode != SYNC) { state->mode = SYNC; - state->hold <<= state->bits & 7; + state->hold >>= state->bits & 7; state->bits -= state->bits & 7; len = 0; while (state->bits >= 8) { Modified: branches/OpenMPT-1.31/include/zlib/inftrees.c ============================================================================== --- branches/OpenMPT-1.31/include/zlib/inftrees.c Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/inftrees.c Sat Mar 2 20:38:33 2024 (r20167) @@ -1,5 +1,5 @@ /* inftrees.c -- generate Huffman trees for efficient decoding - * Copyright (C) 1995-2023 Mark Adler + * Copyright (C) 1995-2024 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 1.3 Copyright 1995-2023 Mark Adler "; + " inflate 1.3.1 Copyright 1995-2024 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 @@ -57,7 +57,7 @@ 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, 203}; + 19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 203, 77}; 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, Modified: branches/OpenMPT-1.31/include/zlib/inftrees.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/inftrees.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/inftrees.h Sat Mar 2 20:38:33 2024 (r20167) @@ -41,8 +41,8 @@ examples/enough.c found in the zlib distribution. The arguments to that program are the number of symbols, the initial root table size, and the maximum bit length of a code. "enough 286 9 15" for literal/length codes - returns returns 852, and "enough 30 6 15" for distance codes returns 592. - The initial root table size (9 or 6) is found in the fifth argument of the + returns 852, and "enough 30 6 15" for distance codes returns 592. The + initial root table size (9 or 6) is found in the fifth argument of the inflate_table() calls in inflate.c and infback.c. If the root table size is changed, then these maximum sizes would be need to be recalculated and updated. */ Modified: branches/OpenMPT-1.31/include/zlib/trees.c ============================================================================== --- branches/OpenMPT-1.31/include/zlib/trees.c Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/trees.c Sat Mar 2 20:38:33 2024 (r20167) @@ -1,5 +1,5 @@ /* trees.c -- output deflated data using Huffman coding - * Copyright (C) 1995-2021 Jean-loup Gailly + * Copyright (C) 1995-2024 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 */ @@ -899,14 +899,19 @@ const ct_data *dtree) { unsigned dist; /* distance of matched string */ int lc; /* match length or unmatched char (if dist == 0) */ - unsigned sx = 0; /* running index in sym_buf */ + unsigned sx = 0; /* running index in symbol buffers */ unsigned code; /* the code to send */ int extra; /* number of extra bits to send */ if (s->sym_next != 0) do { +#ifdef LIT_MEM + dist = s->d_buf[sx]; + lc = s->l_buf[sx++]; +#else dist = s->sym_buf[sx++] & 0xff; dist += (unsigned)(s->sym_buf[sx++] & 0xff) << 8; lc = s->sym_buf[sx++]; +#endif if (dist == 0) { send_code(s, lc, ltree); /* send a literal byte */ Tracecv(isgraph(lc), (stderr," '%c' ", lc)); @@ -931,8 +936,12 @@ } } /* literal or match pair ? */ - /* Check that the overlay between pending_buf and sym_buf is ok: */ + /* Check for no overlay of pending_buf on needed symbols */ +#ifdef LIT_MEM + Assert(s->pending < 2 * (s->lit_bufsize + sx), "pendingBuf overflow"); +#else Assert(s->pending < s->lit_bufsize + sx, "pendingBuf overflow"); +#endif } while (sx < s->sym_next); @@ -1082,9 +1091,14 @@ * the current block must be flushed. */ int ZLIB_INTERNAL _tr_tally(deflate_state *s, unsigned dist, unsigned lc) { +#ifdef LIT_MEM + s->d_buf[s->sym_next] = (ush)dist; + s->l_buf[s->sym_next++] = (uch)lc; +#else s->sym_buf[s->sym_next++] = (uch)dist; s->sym_buf[s->sym_next++] = (uch)(dist >> 8); s->sym_buf[s->sym_next++] = (uch)lc; +#endif if (dist == 0) { /* lc is the unmatched char */ s->dyn_ltree[lc].Freq++; Modified: branches/OpenMPT-1.31/include/zlib/zconf.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/zconf.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/zconf.h Sat Mar 2 20:38:33 2024 (r20167) @@ -1,5 +1,5 @@ /* zconf.h -- configuration of the zlib compression library - * Copyright (C) 1995-2016 Jean-loup Gailly, Mark Adler + * Copyright (C) 1995-2024 Jean-loup Gailly, Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -300,14 +300,6 @@ # endif #endif -#ifndef Z_ARG /* function prototypes for stdarg */ -# if defined(STDC) || defined(Z_HAVE_STDARG_H) -# define Z_ARG(args) args -# else -# define Z_ARG(args) () -# endif -#endif - /* The following definitions for FAR are needed only for MSDOS mixed * model programming (small or medium model with some far allocations). * This was tested only with MSC; for other MSDOS compilers you may have Modified: branches/OpenMPT-1.31/include/zlib/zlib.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/zlib.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/zlib.h Sat Mar 2 20:38:33 2024 (r20167) @@ -1,7 +1,7 @@ /* zlib.h -- interface of the 'zlib' general purpose compression library - version 1.3, August 18th, 2023 + version 1.3.1, January 22nd, 2024 - Copyright (C) 1995-2023 Jean-loup Gailly and Mark Adler + Copyright (C) 1995-2024 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 @@ -37,11 +37,11 @@ extern "C" { #endif -#define ZLIB_VERSION "1.3" -#define ZLIB_VERNUM 0x1300 +#define ZLIB_VERSION "1.3.1" +#define ZLIB_VERNUM 0x1310 #define ZLIB_VER_MAJOR 1 #define ZLIB_VER_MINOR 3 -#define ZLIB_VER_REVISION 0 +#define ZLIB_VER_REVISION 1 #define ZLIB_VER_SUBREVISION 0 /* @@ -936,10 +936,10 @@ inflateSync returns Z_OK if a possible full flush point has been found, Z_BUF_ERROR if no more input was provided, Z_DATA_ERROR if no flush point has been found, or Z_STREAM_ERROR if the stream structure was inconsistent. - In the success case, the application may save the current current value of - total_in which indicates where valid compressed data was found. In the - error case, the application may repeatedly call inflateSync, providing more - input each time, until success or end of the input data. + In the success case, the application may save the current value of total_in + which indicates where valid compressed data was found. In the error case, + the application may repeatedly call inflateSync, providing more input each + time, until success or end of the input data. */ ZEXTERN int ZEXPORT inflateCopy(z_streamp dest, @@ -1758,14 +1758,14 @@ seq1 and seq2 with lengths len1 and len2, CRC-32 check values were calculated for each, crc1 and crc2. crc32_combine() returns the CRC-32 check value of seq1 and seq2 concatenated, requiring only crc1, crc2, and - len2. + len2. len2 must be non-negative. */ /* ZEXTERN uLong ZEXPORT crc32_combine_gen(z_off_t len2); Return the operator corresponding to length len2, to be used with - crc32_combine_op(). + crc32_combine_op(). len2 must be non-negative. */ ZEXTERN uLong ZEXPORT crc32_combine_op(uLong crc1, uLong crc2, uLong op); Modified: branches/OpenMPT-1.31/include/zlib/zutil.h ============================================================================== --- branches/OpenMPT-1.31/include/zlib/zutil.h Sat Mar 2 20:38:03 2024 (r20166) +++ branches/OpenMPT-1.31/include/zlib/zutil.h Sat Mar 2 20:38:33 2024 (r20167) @@ -1,5 +1,5 @@ /* zutil.h -- internal interface and configuration of the compression library - * Copyright (C) 1995-2022 Jean-loup Gailly, Mark Adler + * Copyright (C) 1995-2024 Jean-loup Gailly, Mark Adler * For conditions of distribution and use, see copyright notice in zlib.h */ @@ -56,7 +56,7 @@ 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_MSG(err) z_errmsg[(err) < -6 || (err) > 2 ? 9 : 2 - (err)] #define ERR_RETURN(strm,err) \ return (strm->msg = ERR_MSG(err), (err)) @@ -137,17 +137,8 @@ # endif #endif -#if defined(MACOS) || defined(TARGET_OS_MAC) +#if defined(MACOS) # 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 @@ -170,18 +161,6 @@ # 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 |
