From 555b046eac35f92ab0fd6de10ceb4e503b8a786b Mon Sep 17 00:00:00 2001 From: tb Date: Sun, 21 Jan 2024 07:35:28 +0000 Subject: [PATCH] sync with userland --- sys/lib/libz/deflate.c | 10 +++------- sys/lib/libz/deflate.h | 2 ++ sys/lib/libz/trees.c | 2 +- sys/lib/libz/zlib.h | 4 ++-- sys/lib/libz/zutil.h | 25 ++----------------------- 5 files changed, 10 insertions(+), 33 deletions(-) diff --git a/sys/lib/libz/deflate.c b/sys/lib/libz/deflate.c index 4e1decbfd87..cfd1f00c417 100644 --- a/sys/lib/libz/deflate.c +++ b/sys/lib/libz/deflate.c @@ -489,11 +489,7 @@ int ZEXPORT deflateInit2_(z_streamp strm, int level, int method, * symbols from which it is being constructed. */ -#ifdef LIT_MEM - s->pending_buf = (uchf *) ZALLOC(strm, s->lit_bufsize, 5); -#else - s->pending_buf = (uchf *) ZALLOC(strm, s->lit_bufsize, 4); -#endif + 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 || @@ -1306,7 +1302,7 @@ int ZEXPORT deflateCopy(z_streamp dest, z_streamp source) { 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) { @@ -1317,7 +1313,7 @@ int ZEXPORT deflateCopy(z_streamp dest, z_streamp source) { 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 diff --git a/sys/lib/libz/deflate.h b/sys/lib/libz/deflate.h index eb28c625ab2..0c95a0a3386 100644 --- a/sys/lib/libz/deflate.h +++ b/sys/lib/libz/deflate.h @@ -220,9 +220,11 @@ typedef struct internal_state { */ #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 diff --git a/sys/lib/libz/trees.c b/sys/lib/libz/trees.c index 6bbbb21c377..670316689a1 100644 --- a/sys/lib/libz/trees.c +++ b/sys/lib/libz/trees.c @@ -936,7 +936,7 @@ local void compress_block(deflate_state *s, const ct_data *ltree, /* Check for no overlay of pending_buf on needed symbols */ #ifdef LIT_MEM - Assert(s->pending < (s->lit_bufsize << 1) + sx, "pendingBuf overflow"); + Assert(s->pending < 2 * (s->lit_bufsize + sx), "pendingBuf overflow"); #else Assert(s->pending < s->lit_bufsize + sx, "pendingBuf overflow"); #endif diff --git a/sys/lib/libz/zlib.h b/sys/lib/libz/zlib.h index 4d077ae2097..b29af2ad007 100644 --- a/sys/lib/libz/zlib.h +++ b/sys/lib/libz/zlib.h @@ -1758,14 +1758,14 @@ ZEXTERN uLong ZEXPORT crc32_combine(uLong crc1, uLong crc2, z_off_t len2); 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); diff --git a/sys/lib/libz/zutil.h b/sys/lib/libz/zutil.h index 72902a8a468..b0860149c59 100644 --- a/sys/lib/libz/zutil.h +++ b/sys/lib/libz/zutil.h @@ -72,7 +72,7 @@ typedef unsigned long ulg; 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)) @@ -153,17 +153,8 @@ extern z_const char * const z_errmsg[10]; /* indexed by 2-zlib_error */ # 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 /* for fdopen */ -# else -# ifndef fdopen -# define fdopen(fd,mode) NULL /* No fdopen() */ -# endif -# endif -# endif #endif #ifdef __acorn @@ -186,18 +177,6 @@ extern z_const char * const z_errmsg[10]; /* indexed by 2-zlib_error */ # 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 -- 2.20.1