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Fix inflateInit2() bug when windowBits is 16 or 32.

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0db8fd3714
This commit is contained in:
Alex Kocharin 2022-06-08 18:23:19 +03:00
parent b07a436d39
commit a98f90806e
1 changed files with 3 additions and 0 deletions
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3
lib/zlib/inflate.js
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@ -429,6 +429,9 @@ const inflate = (strm, flush) => {
} }
//===// //===//
if ((state.wrap & 2) && hold === 0x8b1f) { /* gzip header */ if ((state.wrap & 2) && hold === 0x8b1f) { /* gzip header */
if (state.wbits === 0) {
state.wbits = 15;
}
state.check = 0/*crc32(0L, Z_NULL, 0)*/; state.check = 0/*crc32(0L, Z_NULL, 0)*/;
//=== CRC2(state.check, hold); //=== CRC2(state.check, hold);
hbuf[0] = hold & 0xff; hbuf[0] = hold & 0xff;