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zlib 1.1.2

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This commit is contained in:
Mark Adler
2011-09-09 23:20:15 -07:00
parent 02b6cf579f
commit c34c1fcbb1
39 changed files with 4751 additions and 108 deletions
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12
inffast.c
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@@ -13,14 +13,12 @@
struct inflate_codes_state {int dummy;}; /* for buggy compilers */
/* simplify the use of the inflate_huft type with some defines */
#define base more.Base
#define next more.Next
#define exop word.what.Exop
#define bits word.what.Bits
/* macros for bit input with no checking and for returning unused bytes */
#define GRABBITS(j) {while(k<(j)){b|=((uLong)NEXTBYTE)<<k;k+=8;}}
#define UNGRAB {n+=(c=k>>3);p-=c;k&=7;}
#define UNGRAB {c=z->avail_in-n;c=(k>>3)<c?k>>3:c;n+=c;p-=c;k-=c<<3;}
/* Called with number of bytes left to write in window at least 258
(the maximum string length) and number of input bytes available
@@ -120,7 +118,10 @@ z_streamp z;
break;
}
else if ((e & 64) == 0)
e = (t = t->next + ((uInt)b & inflate_mask[e]))->exop;
{
t += t->base;
e = (t += ((uInt)b & inflate_mask[e]))->exop;
}
else
{
z->msg = (char*)"invalid distance code";
@@ -133,7 +134,8 @@ z_streamp z;
}
if ((e & 64) == 0)
{
if ((e = (t = t->next + ((uInt)b & inflate_mask[e]))->exop) == 0)
t += t->base;
if ((e = (t += ((uInt)b & inflate_mask[e]))->exop) == 0)
{
DUMPBITS(t->bits)
Tracevv((stderr, t->base >= 0x20 && t->base < 0x7f ?