mirror of
https://github.com/GRRLIB/GRRLIB.git
synced 2024-11-22 06:52:20 +00:00
[CHG] zlib updated to version 1.2.7
This commit is contained in:
parent
487d9b544c
commit
ebcd466adb
13 changed files with 284 additions and 196 deletions
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@ -1,5 +1,5 @@
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/* crc32.c -- compute the CRC-32 of a data stream
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* Copyright (C) 1995-2006, 2010, 2011 Mark Adler
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* Copyright (C) 1995-2006, 2010, 2011, 2012 Mark Adler
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* For conditions of distribution and use, see copyright notice in zlib.h
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*
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* Thanks to Rodney Brown <rbrown64@csc.com.au> for his contribution of faster
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@ -32,39 +32,17 @@
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#define local static
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/* Find a four-byte integer type for crc32_little() and crc32_big(). */
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#ifndef NOBYFOUR
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# ifdef STDC /* need ANSI C limits.h to determine sizes */
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# include <limits.h>
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# define BYFOUR
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# if (UINT_MAX == 0xffffffffUL)
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typedef unsigned int u4;
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# else
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# if (ULONG_MAX == 0xffffffffUL)
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typedef unsigned long u4;
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# else
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# if (USHRT_MAX == 0xffffffffUL)
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typedef unsigned short u4;
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# else
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# undef BYFOUR /* can't find a four-byte integer type! */
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# endif
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# endif
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# endif
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# endif /* STDC */
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#endif /* !NOBYFOUR */
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/* Definitions for doing the crc four data bytes at a time. */
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#if !defined(NOBYFOUR) && defined(Z_U4)
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# define BYFOUR
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#endif
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#ifdef BYFOUR
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typedef u4 crc_table_t;
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# define REV(w) ((((w)>>24)&0xff)+(((w)>>8)&0xff00)+ \
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(((w)&0xff00)<<8)+(((w)&0xff)<<24))
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local unsigned long crc32_little OF((unsigned long,
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const unsigned char FAR *, unsigned));
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local unsigned long crc32_big OF((unsigned long,
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const unsigned char FAR *, unsigned));
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# define TBLS 8
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#else
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typedef unsigned long crc_table_t;
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# define TBLS 1
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#endif /* BYFOUR */
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@ -78,10 +56,10 @@ local uLong crc32_combine_ OF((uLong crc1, uLong crc2, z_off64_t len2));
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#ifdef DYNAMIC_CRC_TABLE
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local volatile int crc_table_empty = 1;
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local crc_table_t FAR crc_table[TBLS][256];
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local z_crc_t FAR crc_table[TBLS][256];
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local void make_crc_table OF((void));
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#ifdef MAKECRCH
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local void write_table OF((FILE *, const crc_table_t FAR *));
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local void write_table OF((FILE *, const z_crc_t FAR *));
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#endif /* MAKECRCH */
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/*
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Generate tables for a byte-wise 32-bit CRC calculation on the polynomial:
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@ -111,9 +89,9 @@ local void make_crc_table OF((void));
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*/
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local void make_crc_table()
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{
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crc_table_t c;
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z_crc_t c;
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int n, k;
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crc_table_t poly; /* polynomial exclusive-or pattern */
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z_crc_t poly; /* polynomial exclusive-or pattern */
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/* terms of polynomial defining this crc (except x^32): */
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static volatile int first = 1; /* flag to limit concurrent making */
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static const unsigned char p[] = {0,1,2,4,5,7,8,10,11,12,16,22,23,26};
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@ -127,11 +105,11 @@ local void make_crc_table()
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/* make exclusive-or pattern from polynomial (0xedb88320UL) */
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poly = 0;
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for (n = 0; n < (int)(sizeof(p)/sizeof(unsigned char)); n++)
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poly |= (crc_table_t)1 << (31 - p[n]);
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poly |= (z_crc_t)1 << (31 - p[n]);
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/* generate a crc for every 8-bit value */
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for (n = 0; n < 256; n++) {
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c = (crc_table_t)n;
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c = (z_crc_t)n;
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for (k = 0; k < 8; k++)
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c = c & 1 ? poly ^ (c >> 1) : c >> 1;
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crc_table[0][n] = c;
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@ -142,11 +120,11 @@ local void make_crc_table()
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and then the byte reversal of those as well as the first table */
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for (n = 0; n < 256; n++) {
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c = crc_table[0][n];
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crc_table[4][n] = REV(c);
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crc_table[4][n] = ZSWAP32(c);
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for (k = 1; k < 4; k++) {
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c = crc_table[0][c & 0xff] ^ (c >> 8);
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crc_table[k][n] = c;
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crc_table[k + 4][n] = REV(c);
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crc_table[k + 4][n] = ZSWAP32(c);
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}
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}
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#endif /* BYFOUR */
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@ -168,7 +146,7 @@ local void make_crc_table()
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if (out == NULL) return;
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fprintf(out, "/* crc32.h -- tables for rapid CRC calculation\n");
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fprintf(out, " * Generated automatically by crc32.c\n */\n\n");
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fprintf(out, "local const crc_table_t FAR ");
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fprintf(out, "local const z_crc_t FAR ");
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fprintf(out, "crc_table[TBLS][256] =\n{\n {\n");
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write_table(out, crc_table[0]);
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# ifdef BYFOUR
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@ -188,7 +166,7 @@ local void make_crc_table()
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#ifdef MAKECRCH
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local void write_table(out, table)
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FILE *out;
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const crc_table_t FAR *table;
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const z_crc_t FAR *table;
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{
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int n;
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@ -209,13 +187,13 @@ local void write_table(out, table)
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/* =========================================================================
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* This function can be used by asm versions of crc32()
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*/
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const unsigned long FAR * ZEXPORT get_crc_table()
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const z_crc_t FAR * ZEXPORT get_crc_table()
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{
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#ifdef DYNAMIC_CRC_TABLE
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if (crc_table_empty)
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make_crc_table();
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#endif /* DYNAMIC_CRC_TABLE */
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return (const unsigned long FAR *)crc_table;
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return (const z_crc_t FAR *)crc_table;
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}
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/* ========================================================================= */
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@ -237,7 +215,7 @@ unsigned long ZEXPORT crc32(crc, buf, len)
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#ifdef BYFOUR
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if (sizeof(void *) == sizeof(ptrdiff_t)) {
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u4 endian;
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z_crc_t endian;
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endian = 1;
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if (*((unsigned char *)(&endian)))
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@ -271,17 +249,17 @@ local unsigned long crc32_little(crc, buf, len)
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const unsigned char FAR *buf;
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unsigned len;
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{
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register u4 c;
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register const u4 FAR *buf4;
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register z_crc_t c;
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register const z_crc_t FAR *buf4;
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c = (u4)crc;
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c = (z_crc_t)crc;
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c = ~c;
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while (len && ((ptrdiff_t)buf & 3)) {
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c = crc_table[0][(c ^ *buf++) & 0xff] ^ (c >> 8);
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len--;
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}
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buf4 = (const u4 FAR *)(const void FAR *)buf;
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buf4 = (const z_crc_t FAR *)(const void FAR *)buf;
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while (len >= 32) {
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DOLIT32;
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len -= 32;
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const unsigned char FAR *buf;
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unsigned len;
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{
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register u4 c;
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register const u4 FAR *buf4;
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register z_crc_t c;
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register const z_crc_t FAR *buf4;
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c = REV((u4)crc);
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c = ZSWAP32((z_crc_t)crc);
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c = ~c;
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while (len && ((ptrdiff_t)buf & 3)) {
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c = crc_table[4][(c >> 24) ^ *buf++] ^ (c << 8);
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len--;
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}
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buf4 = (const u4 FAR *)(const void FAR *)buf;
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buf4 = (const z_crc_t FAR *)(const void FAR *)buf;
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buf4--;
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while (len >= 32) {
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DOBIG32;
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c = crc_table[4][(c >> 24) ^ *buf++] ^ (c << 8);
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} while (--len);
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c = ~c;
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return (unsigned long)(REV(c));
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return (unsigned long)(ZSWAP32(c));
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}
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#endif /* BYFOUR */
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@ -2,7 +2,7 @@
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* Generated automatically by crc32.c
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*/
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local const crc_table_t FAR crc_table[TBLS][256] =
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local const z_crc_t FAR crc_table[TBLS][256] =
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{
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{
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0x00000000UL, 0x77073096UL, 0xee0e612cUL, 0x990951baUL, 0x076dc419UL,
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@ -52,7 +52,7 @@
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#include "deflate.h"
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const char deflate_copyright[] =
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" deflate 1.2.6 Copyright 1995-2012 Jean-loup Gailly and Mark Adler ";
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" deflate 1.2.7 Copyright 1995-2012 Jean-loup Gailly and Mark Adler ";
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/*
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If you use the zlib library in a product, an acknowledgment is welcome
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in the documentation of your product. If for some reason you cannot
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@ -12,7 +12,7 @@
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# endif
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#endif
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#if ((__GNUC__-0) * 10 + __GNUC_MINOR__-0 >= 33) && !defined(NO_VIZ)
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#ifdef HAVE_HIDDEN
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# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
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#else
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# define ZLIB_INTERNAL
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#endif
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#include <fcntl.h>
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#ifdef __TURBOC__
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#ifdef _WIN32
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# include <stddef.h>
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#endif
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#if defined(__TURBOC__) || defined(_MSC_VER) || defined(_WIN32)
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# include <io.h>
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#endif
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/* In Win32, vsnprintf is available as the "non-ANSI" _vsnprintf. */
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# if !defined(vsnprintf) && !defined(NO_vsnprintf)
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# if !defined(_MSC_VER) || ( defined(_MSC_VER) && _MSC_VER < 1500 )
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# include <io.h>
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# define vsnprintf _vsnprintf
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# endif
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# endif
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# include <windows.h>
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# define zstrerror() gz_strwinerror((DWORD)GetLastError())
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#else
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# ifdef STDC
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# ifndef NO_STRERROR
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# include <errno.h>
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# define zstrerror() strerror(errno)
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# else
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@ -1,5 +1,5 @@
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/* gzlib.c -- zlib functions common to reading and writing gzip files
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* Copyright (C) 2004, 2010, 2011 Mark Adler
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* Copyright (C) 2004, 2010, 2011, 2012 Mark Adler
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* For conditions of distribution and use, see copyright notice in zlib.h
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*/
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/* Local functions */
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local void gz_reset OF((gz_statep));
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local gzFile gz_open OF((const char *, int, const char *));
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local gzFile gz_open OF((const void *, int, const char *));
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#if defined UNDER_CE
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@ -89,11 +89,19 @@ local void gz_reset(state)
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/* Open a gzip file either by name or file descriptor. */
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local gzFile gz_open(path, fd, mode)
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const char *path;
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const void *path;
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int fd;
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const char *mode;
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{
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gz_statep state;
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size_t len;
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int oflag;
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#ifdef O_CLOEXEC
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int cloexec = 0;
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#endif
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#ifdef O_EXCL
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int exclusive = 0;
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#endif
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/* check input */
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if (path == NULL)
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@ -133,6 +141,16 @@ local gzFile gz_open(path, fd, mode)
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return NULL;
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case 'b': /* ignore -- will request binary anyway */
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break;
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#ifdef O_CLOEXEC
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case 'e':
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cloexec = 1;
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break;
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#endif
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#ifdef O_EXCL
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case 'x':
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exclusive = 1;
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break;
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#endif
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case 'f':
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state->strategy = Z_FILTERED;
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break;
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@ -168,29 +186,57 @@ local gzFile gz_open(path, fd, mode)
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}
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/* save the path name for error messages */
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state->path = malloc(strlen(path) + 1);
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#ifdef _WIN32
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if (fd == -2) {
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len = wcstombs(NULL, path, 0);
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if (len == (size_t)-1)
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len = 0;
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}
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else
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#endif
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len = strlen(path);
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state->path = malloc(len + 1);
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if (state->path == NULL) {
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free(state);
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return NULL;
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}
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#ifdef _WIN32
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if (fd == -2)
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if (len)
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wcstombs(state->path, path, len + 1);
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else
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*(state->path) = 0;
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else
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#endif
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strcpy(state->path, path);
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/* open the file with the appropriate mode (or just use fd) */
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state->fd = fd != -1 ? fd :
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open(path,
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/* compute the flags for open() */
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oflag =
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#ifdef O_LARGEFILE
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O_LARGEFILE |
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#endif
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#ifdef O_BINARY
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O_BINARY |
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#endif
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#ifdef O_CLOEXEC
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(cloexec ? O_CLOEXEC : 0) |
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#endif
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(state->mode == GZ_READ ?
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O_RDONLY :
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(O_WRONLY | O_CREAT | (
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state->mode == GZ_WRITE ?
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(O_WRONLY | O_CREAT |
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#ifdef O_EXCL
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(exclusive ? O_EXCL : 0) |
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#endif
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(state->mode == GZ_WRITE ?
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O_TRUNC :
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O_APPEND))),
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0666);
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O_APPEND)));
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/* open the file with the appropriate flags (or just use fd) */
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state->fd = fd > -1 ? fd : (
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#ifdef _WIN32
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fd == -2 ? _wopen(path, oflag, 0666) :
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#endif
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open(path, oflag, 0666));
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if (state->fd == -1) {
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free(state->path);
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free(state);
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return gz;
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}
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/* -- see zlib.h -- */
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#ifdef _WIN32
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gzFile ZEXPORT gzopen_w(path, mode)
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const wchar_t *path;
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const char *mode;
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{
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return gz_open(path, -2, mode);
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}
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#endif
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/* -- see zlib.h -- */
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int ZEXPORT gzbuffer(file, size)
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gzFile file;
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@ -1,5 +1,5 @@
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/* gzread.c -- zlib functions for reading gzip files
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* Copyright (C) 2004, 2005, 2010, 2011 Mark Adler
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* Copyright (C) 2004, 2005, 2010, 2011, 2012 Mark Adler
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* For conditions of distribution and use, see copyright notice in zlib.h
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*/
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@ -57,8 +57,13 @@ local int gz_avail(state)
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if (state->err != Z_OK && state->err != Z_BUF_ERROR)
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return -1;
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if (state->eof == 0) {
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if (strm->avail_in)
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memmove(state->in, strm->next_in, strm->avail_in);
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if (strm->avail_in) { /* copy what's there to the start */
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unsigned char *p = state->in, *q = strm->next_in;
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unsigned n = strm->avail_in;
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do {
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*p++ = *q++;
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} while (--n);
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}
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if (gz_load(state, state->in + strm->avail_in,
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state->size - strm->avail_in, &got) == -1)
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return -1;
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@ -340,7 +345,7 @@ int ZEXPORT gzread(file, buf, len)
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/* get more output, looking for header if required */
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if (gz_fetch(state) == -1)
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return -1;
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continue; /* no progress yet -- go back to memcpy() above */
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continue; /* no progress yet -- go back to copy above */
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/* the copy above assures that we will leave with space in the
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output buffer, allowing at least one gzungetc() to succeed */
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}
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@ -373,7 +378,8 @@ int ZEXPORT gzread(file, buf, len)
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}
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/* -- see zlib.h -- */
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int ZEXPORT gzgetc_(file)
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#undef gzgetc
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int ZEXPORT gzgetc(file)
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gzFile file;
|
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{
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int ret;
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@ -402,11 +408,10 @@ int ZEXPORT gzgetc_(file)
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return ret < 1 ? -1 : buf[0];
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}
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#undef gzgetc
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int ZEXPORT gzgetc(file)
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int ZEXPORT gzgetc_(file)
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gzFile file;
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{
|
||||
return gzgetc_(file);
|
||||
return gzgetc(file);
|
||||
}
|
||||
|
||||
/* -- see zlib.h -- */
|
||||
|
|
|
@ -338,19 +338,19 @@ int ZEXPORTVA gzprintf (gzFile file, const char *format, ...)
|
|||
va_start(va, format);
|
||||
#ifdef NO_vsnprintf
|
||||
# ifdef HAS_vsprintf_void
|
||||
(void)vsprintf(state->in, format, va);
|
||||
(void)vsprintf((char *)(state->in), format, va);
|
||||
va_end(va);
|
||||
for (len = 0; len < size; len++)
|
||||
if (state->in[len] == 0) break;
|
||||
# else
|
||||
len = vsprintf(state->in, format, va);
|
||||
len = vsprintf((char *)(state->in), format, va);
|
||||
va_end(va);
|
||||
# endif
|
||||
#else
|
||||
# ifdef HAS_vsnprintf_void
|
||||
(void)vsnprintf(state->in, size, format, va);
|
||||
(void)vsnprintf((char *)(state->in), size, format, va);
|
||||
va_end(va);
|
||||
len = strlen(state->in);
|
||||
len = strlen((char *)(state->in));
|
||||
# else
|
||||
len = vsnprintf((char *)(state->in), size, format, va);
|
||||
va_end(va);
|
||||
|
@ -416,22 +416,23 @@ int ZEXPORTVA gzprintf (file, format, a1, a2, a3, a4, a5, a6, a7, a8, a9, a10,
|
|||
state->in[size - 1] = 0;
|
||||
#ifdef NO_snprintf
|
||||
# ifdef HAS_sprintf_void
|
||||
sprintf(state->in, format, a1, a2, a3, a4, a5, a6, a7, a8,
|
||||
sprintf((char *)(state->in), format, a1, a2, a3, a4, a5, a6, a7, a8,
|
||||
a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20);
|
||||
for (len = 0; len < size; len++)
|
||||
if (state->in[len] == 0) break;
|
||||
# else
|
||||
len = sprintf(state->in, format, a1, a2, a3, a4, a5, a6, a7, a8,
|
||||
len = sprintf((char *)(state->in), format, a1, a2, a3, a4, a5, a6, a7, a8,
|
||||
a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20);
|
||||
# endif
|
||||
#else
|
||||
# ifdef HAS_snprintf_void
|
||||
snprintf(state->in, size, format, a1, a2, a3, a4, a5, a6, a7, a8,
|
||||
snprintf((char *)(state->in), size, format, a1, a2, a3, a4, a5, a6, a7, a8,
|
||||
a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20);
|
||||
len = strlen(state->in);
|
||||
len = strlen((char *)(state->in));
|
||||
# else
|
||||
len = snprintf(state->in, size, format, a1, a2, a3, a4, a5, a6, a7, a8,
|
||||
a9, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20);
|
||||
len = snprintf((char *)(state->in), size, format, a1, a2, a3, a4, a5, a6,
|
||||
a7, a8, a9, a10, a11, a12, a13, a14, a15, a16, a17, a18,
|
||||
a19, a20);
|
||||
# endif
|
||||
#endif
|
||||
|
||||
|
@ -546,6 +547,7 @@ int ZEXPORT gzclose_w(file)
|
|||
}
|
||||
|
||||
/* flush, free memory, and close file */
|
||||
if (state->size) {
|
||||
if (gz_comp(state, Z_FINISH) == -1)
|
||||
ret = state->err;
|
||||
if (!state->direct) {
|
||||
|
@ -553,6 +555,7 @@ int ZEXPORT gzclose_w(file)
|
|||
free(state->out);
|
||||
}
|
||||
free(state->in);
|
||||
}
|
||||
gz_error(state, Z_OK, NULL);
|
||||
free(state->path);
|
||||
if (close(state->fd) == -1)
|
||||
|
@ -560,34 +563,3 @@ int ZEXPORT gzclose_w(file)
|
|||
free(state);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* used by zlibVersion() to get the vsnprintf story from the horse's mouth */
|
||||
unsigned long ZEXPORT gzflags()
|
||||
{
|
||||
unsigned long flags = 0;
|
||||
#if defined(STDC) || defined(Z_HAVE_STDARG_H)
|
||||
# ifdef NO_vsnprintf
|
||||
flags += 1L << 25;
|
||||
# ifdef HAS_vsprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# else
|
||||
# ifdef HAS_vsnprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# endif
|
||||
#else
|
||||
flags += 1L << 24;
|
||||
# ifdef NO_snprintf
|
||||
flags += 1L << 25;
|
||||
# ifdef HAS_sprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# else
|
||||
# ifdef HAS_snprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
return flags;
|
||||
}
|
||||
|
|
|
@ -1,5 +1,5 @@
|
|||
/* inflate.c -- zlib decompression
|
||||
* Copyright (C) 1995-2011 Mark Adler
|
||||
* Copyright (C) 1995-2012 Mark Adler
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
|
@ -519,11 +519,6 @@ unsigned out;
|
|||
bits -= bits & 7; \
|
||||
} while (0)
|
||||
|
||||
/* Reverse the bytes in a 32-bit value */
|
||||
#define REVERSE(q) \
|
||||
((((q) >> 24) & 0xff) + (((q) >> 8) & 0xff00) + \
|
||||
(((q) & 0xff00) << 8) + (((q) & 0xff) << 24))
|
||||
|
||||
/*
|
||||
inflate() uses a state machine to process as much input data and generate as
|
||||
much output data as possible before returning. The state machine is
|
||||
|
@ -817,7 +812,7 @@ int flush;
|
|||
#endif
|
||||
case DICTID:
|
||||
NEEDBITS(32);
|
||||
strm->adler = state->check = REVERSE(hold);
|
||||
strm->adler = state->check = ZSWAP32(hold);
|
||||
INITBITS();
|
||||
state->mode = DICT;
|
||||
case DICT:
|
||||
|
@ -1189,7 +1184,7 @@ int flush;
|
|||
#ifdef GUNZIP
|
||||
state->flags ? hold :
|
||||
#endif
|
||||
REVERSE(hold)) != state->check) {
|
||||
ZSWAP32(hold)) != state->check) {
|
||||
strm->msg = (char *)"incorrect data check";
|
||||
state->mode = BAD;
|
||||
break;
|
||||
|
@ -1275,7 +1270,7 @@ const Bytef *dictionary;
|
|||
uInt dictLength;
|
||||
{
|
||||
struct inflate_state FAR *state;
|
||||
unsigned long id;
|
||||
unsigned long dictid;
|
||||
unsigned char *next;
|
||||
unsigned avail;
|
||||
int ret;
|
||||
|
@ -1286,11 +1281,11 @@ uInt dictLength;
|
|||
if (state->wrap != 0 && state->mode != DICT)
|
||||
return Z_STREAM_ERROR;
|
||||
|
||||
/* check for correct dictionary id */
|
||||
/* check for correct dictionary identifier */
|
||||
if (state->mode == DICT) {
|
||||
id = adler32(0L, Z_NULL, 0);
|
||||
id = adler32(id, dictionary, dictLength);
|
||||
if (id != state->check)
|
||||
dictid = adler32(0L, Z_NULL, 0);
|
||||
dictid = adler32(dictid, dictionary, dictLength);
|
||||
if (dictid != state->check)
|
||||
return Z_DATA_ERROR;
|
||||
}
|
||||
|
||||
|
|
|
@ -9,7 +9,7 @@
|
|||
#define MAXBITS 15
|
||||
|
||||
const char inflate_copyright[] =
|
||||
" inflate 1.2.6 Copyright 1995-2012 Mark Adler ";
|
||||
" inflate 1.2.7 Copyright 1995-2012 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, 203, 69};
|
||||
19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 78, 68};
|
||||
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,
|
||||
|
|
|
@ -1,5 +1,5 @@
|
|||
/* zconf.h -- configuration of the zlib compression library
|
||||
* Copyright (C) 1995-2011 Jean-loup Gailly.
|
||||
* Copyright (C) 1995-2012 Jean-loup Gailly.
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
|
@ -65,7 +65,6 @@
|
|||
# define gzdopen z_gzdopen
|
||||
# define gzeof z_gzeof
|
||||
# define gzerror z_gzerror
|
||||
# define gzflags z_gzflags
|
||||
# define gzflush z_gzflush
|
||||
# define gzgetc z_gzgetc
|
||||
# define gzgetc_ z_gzgetc_
|
||||
|
@ -74,6 +73,9 @@
|
|||
# define gzoffset64 z_gzoffset64
|
||||
# define gzopen z_gzopen
|
||||
# define gzopen64 z_gzopen64
|
||||
# ifdef _WIN32
|
||||
# define gzopen_w z_gzopen_w
|
||||
# endif
|
||||
# define gzprintf z_gzprintf
|
||||
# define gzputc z_gzputc
|
||||
# define gzputs z_gzputs
|
||||
|
@ -127,9 +129,9 @@
|
|||
# define free_func z_free_func
|
||||
# ifndef Z_SOLO
|
||||
# define gzFile z_gzFile
|
||||
# endif
|
||||
# define gz_header z_gz_header
|
||||
# define gz_headerp z_gz_headerp
|
||||
# endif
|
||||
# define in_func z_in_func
|
||||
# define intf z_intf
|
||||
# define out_func z_out_func
|
||||
|
@ -142,9 +144,7 @@
|
|||
# define voidpf z_voidpf
|
||||
|
||||
/* all zlib structs in zlib.h and zconf.h */
|
||||
# ifndef Z_SOLO
|
||||
# define gz_header_s z_gz_header_s
|
||||
# endif
|
||||
# define internal_state z_internal_state
|
||||
|
||||
#endif
|
||||
|
@ -388,6 +388,29 @@ typedef uLong FAR uLongf;
|
|||
typedef Byte *voidp;
|
||||
#endif
|
||||
|
||||
/* ./configure may #define Z_U4 here */
|
||||
|
||||
#if !defined(Z_U4) && !defined(Z_SOLO) && defined(STDC)
|
||||
# include <limits.h>
|
||||
# if (UINT_MAX == 0xffffffffUL)
|
||||
# define Z_U4 unsigned
|
||||
# else
|
||||
# if (ULONG_MAX == 0xffffffffUL)
|
||||
# define Z_U4 unsigned long
|
||||
# else
|
||||
# if (USHRT_MAX == 0xffffffffUL)
|
||||
# define Z_U4 unsigned short
|
||||
# endif
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifdef Z_U4
|
||||
typedef Z_U4 z_crc_t;
|
||||
#else
|
||||
typedef unsigned long z_crc_t;
|
||||
#endif
|
||||
|
||||
#ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
|
||||
# define Z_HAVE_UNISTD_H
|
||||
#endif
|
||||
|
@ -402,28 +425,45 @@ typedef uLong FAR uLongf;
|
|||
# endif
|
||||
#endif
|
||||
|
||||
#ifdef _WIN32
|
||||
# include <stddef.h> /* for wchar_t */
|
||||
#endif
|
||||
|
||||
/* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
|
||||
* "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
|
||||
* though the former does not conform to the LFS document), but considering
|
||||
* both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
|
||||
* equivalently requesting no 64-bit operations
|
||||
*/
|
||||
#if -_LARGEFILE64_SOURCE - -1 == 1
|
||||
#if defined(LARGEFILE64_SOURCE) && -_LARGEFILE64_SOURCE - -1 == 1
|
||||
# undef _LARGEFILE64_SOURCE
|
||||
#endif
|
||||
|
||||
#if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0
|
||||
# define Z_LARGE
|
||||
#if defined(__WATCOMC__) && !defined(Z_HAVE_UNISTD_H)
|
||||
# define Z_HAVE_UNISTD_H
|
||||
#endif
|
||||
|
||||
#if (defined(Z_HAVE_UNISTD_H) || defined(Z_LARGE)) && !defined(Z_SOLO)
|
||||
# include <unistd.h> /* for SEEK_* and off_t */
|
||||
#ifndef Z_SOLO
|
||||
# if defined(Z_HAVE_UNISTD_H) || defined(LARGEFILE64_SOURCE)
|
||||
# include <unistd.h> /* for SEEK_*, off_t, and _LFS64_LARGEFILE */
|
||||
# ifdef VMS
|
||||
# include <unixio.h> /* for off_t */
|
||||
# endif
|
||||
# ifndef z_off_t
|
||||
# define z_off_t off_t
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#if defined(_LFS64_LARGEFILE) && _LFS64_LARGEFILE-0
|
||||
# define Z_LFS64
|
||||
#endif
|
||||
|
||||
#if defined(_LARGEFILE64_SOURCE) && defined(Z_LFS64)
|
||||
# define Z_LARGE64
|
||||
#endif
|
||||
|
||||
#if defined(_FILE_OFFSET_BITS) && _FILE_OFFSET_BITS-0 == 64 && defined(Z_LFS64)
|
||||
# define Z_WANT64
|
||||
#endif
|
||||
|
||||
#if !defined(SEEK_SET) && !defined(Z_SOLO)
|
||||
|
@ -436,14 +476,14 @@ typedef uLong FAR uLongf;
|
|||
# define z_off_t long
|
||||
#endif
|
||||
|
||||
#if !defined(_WIN32) && (defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0)
|
||||
#if !defined(_WIN32) && defined(Z_LARGE64)
|
||||
# define z_off64_t off64_t
|
||||
#else
|
||||
# if defined(_WIN32)
|
||||
# if defined(_WIN32) && !defined(__GNUC__) && !defined(Z_SOLO)
|
||||
# define z_off64_t __int64
|
||||
# else
|
||||
# define z_off64_t z_off_t
|
||||
#endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/* MVS linker does not support external names larger than 8 bytes */
|
||||
|
|
|
@ -1,5 +1,5 @@
|
|||
/* zlib.h -- interface of the 'zlib' general purpose compression library
|
||||
version 1.2.6, January 29th, 2012
|
||||
version 1.2.7, May 2nd, 2012
|
||||
|
||||
Copyright (C) 1995-2012 Jean-loup Gailly and Mark Adler
|
||||
|
||||
|
@ -37,11 +37,11 @@
|
|||
extern "C" {
|
||||
#endif
|
||||
|
||||
#define ZLIB_VERSION "1.2.6"
|
||||
#define ZLIB_VERNUM 0x1260
|
||||
#define ZLIB_VERSION "1.2.7"
|
||||
#define ZLIB_VERNUM 0x1270
|
||||
#define ZLIB_VER_MAJOR 1
|
||||
#define ZLIB_VER_MINOR 2
|
||||
#define ZLIB_VER_REVISION 6
|
||||
#define ZLIB_VER_REVISION 7
|
||||
#define ZLIB_VER_SUBREVISION 0
|
||||
|
||||
/*
|
||||
|
@ -452,14 +452,17 @@ ZEXTERN int ZEXPORT inflate OF((z_streamp strm, int flush));
|
|||
error. However if all decompression is to be performed in a single step (a
|
||||
single call of inflate), the parameter flush should be set to Z_FINISH. In
|
||||
this case all pending input is processed and all pending output is flushed;
|
||||
avail_out must be large enough to hold all the uncompressed data. (The size
|
||||
of the uncompressed data may have been saved by the compressor for this
|
||||
purpose.) The next operation on this stream must be inflateEnd to deallocate
|
||||
the decompression state. The use of Z_FINISH is not required to perform an
|
||||
inflation in one step. However it may be used to inform inflate that a
|
||||
faster approach can be used for the single inflate() call. Z_FINISH also
|
||||
informs inflate to not maintain a sliding window if the stream completes,
|
||||
which reduces inflate's memory footprint.
|
||||
avail_out must be large enough to hold all of the uncompressed data for the
|
||||
operation to complete. (The size of the uncompressed data may have been
|
||||
saved by the compressor for this purpose.) The use of Z_FINISH is not
|
||||
required to perform an inflation in one step. However it may be used to
|
||||
inform inflate that a faster approach can be used for the single inflate()
|
||||
call. Z_FINISH also informs inflate to not maintain a sliding window if the
|
||||
stream completes, which reduces inflate's memory footprint. If the stream
|
||||
does not complete, either because not all of the stream is provided or not
|
||||
enough output space is provided, then a sliding window will be allocated and
|
||||
inflate() can be called again to continue the operation as if Z_NO_FLUSH had
|
||||
been used.
|
||||
|
||||
In this implementation, inflate() always flushes as much output as
|
||||
possible to the output buffer, and always uses the faster approach on the
|
||||
|
@ -1217,7 +1220,10 @@ ZEXTERN gzFile ZEXPORT gzopen OF((const char *path, const char *mode));
|
|||
|
||||
"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
|
||||
reading and writing to the same gzip file is not supported.
|
||||
reading and writing to the same gzip file is not supported. The addition of
|
||||
"x" when writing will create the file exclusively, which fails if the file
|
||||
already exists. On systems that support it, the addition of "e" when
|
||||
reading or writing will set the flag to close the file on an execve() call.
|
||||
|
||||
These functions, as well as gzip, will read and decode a sequence of gzip
|
||||
streams in a file. The append function of gzopen() can be used to create
|
||||
|
@ -1578,9 +1584,8 @@ ZEXTERN uLong ZEXPORT crc32 OF((uLong crc, const Bytef *buf, uInt len));
|
|||
/*
|
||||
Update a running CRC-32 with the bytes buf[0..len-1] and return the
|
||||
updated CRC-32. If buf is Z_NULL, this function returns the required
|
||||
initial value for the for the crc. Pre- and post-conditioning (one's
|
||||
complement) is performed within this function so it shouldn't be done by the
|
||||
application.
|
||||
initial value for the crc. Pre- and post-conditioning (one's complement) is
|
||||
performed within this function so it shouldn't be done by the application.
|
||||
|
||||
Usage example:
|
||||
|
||||
|
@ -1650,9 +1655,15 @@ struct gzFile_s {
|
|||
unsigned char *next;
|
||||
z_off64_t pos;
|
||||
};
|
||||
ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file));
|
||||
#define gzgetc(g) \
|
||||
((g)->have ? ((g)->have--, (g)->pos++, *((g)->next)++) : gzgetc_(g))
|
||||
ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file)); /* backward compatibility */
|
||||
#ifdef Z_PREFIX_SET
|
||||
# undef z_gzgetc
|
||||
# define z_gzgetc(g) \
|
||||
((g)->have ? ((g)->have--, (g)->pos++, *((g)->next)++) : gzgetc(g))
|
||||
#else
|
||||
# define gzgetc(g) \
|
||||
((g)->have ? ((g)->have--, (g)->pos++, *((g)->next)++) : gzgetc(g))
|
||||
#endif
|
||||
|
||||
/* provide 64-bit offset functions if _LARGEFILE64_SOURCE defined, and/or
|
||||
* change the regular functions to 64 bits if _FILE_OFFSET_BITS is 64 (if
|
||||
|
@ -1660,7 +1671,7 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file));
|
|||
* functions are changed to 64 bits) -- in case these are set on systems
|
||||
* without large file support, _LFS64_LARGEFILE must also be true
|
||||
*/
|
||||
#if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0
|
||||
#ifdef Z_LARGE64
|
||||
ZEXTERN gzFile ZEXPORT gzopen64 OF((const char *, const char *));
|
||||
ZEXTERN z_off64_t ZEXPORT gzseek64 OF((gzFile, z_off64_t, int));
|
||||
ZEXTERN z_off64_t ZEXPORT gztell64 OF((gzFile));
|
||||
|
@ -1669,7 +1680,7 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file));
|
|||
ZEXTERN uLong ZEXPORT crc32_combine64 OF((uLong, uLong, z_off64_t));
|
||||
#endif
|
||||
|
||||
#if !defined(ZLIB_INTERNAL) && _FILE_OFFSET_BITS-0 == 64 && _LFS64_LARGEFILE-0
|
||||
#if !defined(ZLIB_INTERNAL) && defined(Z_WANT64)
|
||||
# ifdef Z_PREFIX_SET
|
||||
# define z_gzopen z_gzopen64
|
||||
# define z_gzseek z_gzseek64
|
||||
|
@ -1685,7 +1696,7 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file));
|
|||
# define adler32_combine adler32_combine64
|
||||
# define crc32_combine crc32_combine64
|
||||
# endif
|
||||
# ifndef _LARGEFILE64_SOURCE
|
||||
# ifndef Z_LARGE64
|
||||
ZEXTERN gzFile ZEXPORT gzopen64 OF((const char *, const char *));
|
||||
ZEXTERN z_off_t ZEXPORT gzseek64 OF((gzFile, z_off_t, int));
|
||||
ZEXTERN z_off_t ZEXPORT gztell64 OF((gzFile));
|
||||
|
@ -1717,12 +1728,13 @@ ZEXTERN int ZEXPORT gzgetc_ OF((gzFile file));
|
|||
/* undocumented functions */
|
||||
ZEXTERN const char * ZEXPORT zError OF((int));
|
||||
ZEXTERN int ZEXPORT inflateSyncPoint OF((z_streamp));
|
||||
ZEXTERN const uLongf * ZEXPORT get_crc_table OF((void));
|
||||
ZEXTERN const z_crc_t FAR * ZEXPORT get_crc_table OF((void));
|
||||
ZEXTERN int ZEXPORT inflateUndermine OF((z_streamp, int));
|
||||
ZEXTERN int ZEXPORT inflateResetKeep OF((z_streamp));
|
||||
ZEXTERN int ZEXPORT deflateResetKeep OF((z_streamp));
|
||||
#ifndef Z_SOLO
|
||||
ZEXTERN unsigned long ZEXPORT gzflags OF((void));
|
||||
#if defined(_WIN32) && !defined(Z_SOLO)
|
||||
ZEXTERN gzFile ZEXPORT gzopen_w OF((const wchar_t *path,
|
||||
const char *mode));
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
|
|
|
@ -1,11 +1,14 @@
|
|||
/* zutil.c -- target dependent utility functions for the compression library
|
||||
* Copyright (C) 1995-2005, 2010, 2011 Jean-loup Gailly.
|
||||
* Copyright (C) 1995-2005, 2010, 2011, 2012 Jean-loup Gailly.
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
/* @(#) $Id$ */
|
||||
|
||||
#include "zutil.h"
|
||||
#ifndef Z_SOLO
|
||||
# include "gzguts.h"
|
||||
#endif
|
||||
|
||||
#ifndef NO_DUMMY_DECL
|
||||
struct internal_state {int dummy;}; /* for buggy compilers */
|
||||
|
@ -85,11 +88,31 @@ uLong ZEXPORT zlibCompileFlags()
|
|||
#ifdef FASTEST
|
||||
flags += 1L << 21;
|
||||
#endif
|
||||
#ifdef Z_SOLO
|
||||
return flags;
|
||||
#if defined(STDC) || defined(Z_HAVE_STDARG_H)
|
||||
# ifdef NO_vsnprintf
|
||||
flags += 1L << 25;
|
||||
# ifdef HAS_vsprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# else
|
||||
# ifdef HAS_vsnprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# endif
|
||||
#else
|
||||
return flags + gzflags();
|
||||
flags += 1L << 24;
|
||||
# ifdef NO_snprintf
|
||||
flags += 1L << 25;
|
||||
# ifdef HAS_sprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# else
|
||||
# ifdef HAS_snprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
return flags;
|
||||
}
|
||||
|
||||
#ifdef DEBUG
|
||||
|
|
|
@ -1,5 +1,5 @@
|
|||
/* zutil.h -- internal interface and configuration of the compression library
|
||||
* Copyright (C) 1995-2011 Jean-loup Gailly.
|
||||
* Copyright (C) 1995-2012 Jean-loup Gailly.
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
|
@ -13,7 +13,7 @@
|
|||
#ifndef ZUTIL_H
|
||||
#define ZUTIL_H
|
||||
|
||||
#if ((__GNUC__-0) * 10 + __GNUC_MINOR__-0 >= 33) && !defined(NO_VIZ)
|
||||
#ifdef HAVE_HIDDEN
|
||||
# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
|
||||
#else
|
||||
# define ZLIB_INTERNAL
|
||||
|
@ -245,4 +245,8 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
|
|||
#define ZFREE(strm, addr) (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))
|
||||
#define TRY_FREE(s, p) {if (p) ZFREE(s, p);}
|
||||
|
||||
/* Reverse the bytes in a 32-bit value */
|
||||
#define ZSWAP32(q) ((((q) >> 24) & 0xff) + (((q) >> 8) & 0xff00) + \
|
||||
(((q) & 0xff00) << 8) + (((q) & 0xff) << 24))
|
||||
|
||||
#endif /* ZUTIL_H */
|
||||
|
|
Loading…
Reference in a new issue