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zlib: Rename this variable to here (current decoding table entry)

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There is no particular patch/description which described the reason for
this change but it was done as the part of zlib 1.2.3.5 release done by
zlib commit 639be997883d ("zlib 1.2.3.3") It is preparation for followup
patch.

Signed-off-by: Michal Simek <michal.simek@amd.com>
This commit is contained in:
Michal Simek 2024-03-27 15:14:50 +01:00 committed by Tom Rini
parent d2fbe1fa29
commit 70f37a5def
1 changed files with 14 additions and 14 deletions
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28
lib/zlib/inffast.c
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@ -88,7 +88,7 @@ void inflate_fast(z_streamp strm, unsigned start)
code const FAR *dcode; /* local strm->distcode */
unsigned lmask; /* mask for first level of length codes */
unsigned dmask; /* mask for first level of distance codes */
code this; /* retrieved table entry */
code here; /* retrieved table entry */
unsigned op; /* code bits, operation, extra bits, or */
/* window position, window bytes to copy */
unsigned len; /* match length, unused bytes */
@ -133,20 +133,20 @@ void inflate_fast(z_streamp strm, unsigned start)
hold += (unsigned long)(PUP(in)) << bits;
bits += 8;
}
this = lcode[hold & lmask];
here = lcode[hold & lmask];
dolen:
op = (unsigned)(this.bits);
op = (unsigned)(here.bits);
hold >>= op;
bits -= op;
op = (unsigned)(this.op);
op = (unsigned)(here.op);
if (op == 0) { /* literal */
Tracevv((stderr, this.val >= 0x20 && this.val < 0x7f ?
Tracevv((stderr, here.val >= 0x20 && here.val < 0x7f ?
"inflate: literal '%c'\n" :
"inflate: literal 0x%02x\n", this.val));
PUP(out) = (unsigned char)(this.val);
"inflate: literal 0x%02x\n", here.val));
PUP(out) = (unsigned char)(here.val);
}
else if (op & 16) { /* length base */
len = (unsigned)(this.val);
len = (unsigned)(here.val);
op &= 15; /* number of extra bits */
if (op) {
if (bits < op) {
@ -164,14 +164,14 @@ void inflate_fast(z_streamp strm, unsigned start)
hold += (unsigned long)(PUP(in)) << bits;
bits += 8;
}
this = dcode[hold & dmask];
here = dcode[hold & dmask];
dodist:
op = (unsigned)(this.bits);
op = (unsigned)(here.bits);
hold >>= op;
bits -= op;
op = (unsigned)(this.op);
op = (unsigned)(here.op);
if (op & 16) { /* distance base */
dist = (unsigned)(this.val);
dist = (unsigned)(here.val);
op &= 15; /* number of extra bits */
if (bits < op) {
hold += (unsigned long)(PUP(in)) << bits;
@ -297,7 +297,7 @@ void inflate_fast(z_streamp strm, unsigned start)
}
}
else if ((op & 64) == 0) { /* 2nd level distance code */
this = dcode[this.val + (hold & ((1U << op) - 1))];
here = dcode[here.val + (hold & ((1U << op) - 1))];
goto dodist;
}
else {
@ -307,7 +307,7 @@ void inflate_fast(z_streamp strm, unsigned start)
}
}
else if ((op & 64) == 0) { /* 2nd level length code */
this = lcode[this.val + (hold & ((1U << op) - 1))];
here = lcode[here.val + (hold & ((1U << op) - 1))];
goto dolen;
}
else if (op & 32) { /* end-of-block */