21 lines
813 B
Diff
21 lines
813 B
Diff
--- gzip-1.3.3/unpack.c.4336 1999-10-06 07:00:00.000000000 +0200
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+++ gzip-1.3.3/unpack.c 2006-09-07 10:49:08.000000000 +0200
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@@ -133,7 +133,7 @@
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/* Remember where the literals of this length start in literal[] : */
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lit_base[len] = base;
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/* And read the literals: */
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- for (n = leaves[len]; n > 0; n--) {
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+ for (n = leaves[len]; n > 0 && base < LITERALS; n--) {
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literal[base++] = (uch)get_byte();
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}
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}
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@@ -169,7 +169,7 @@
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prefixp = &prefix_len[1<<peek_bits];
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for (len = 1; len <= peek_bits; len++) {
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int prefixes = leaves[len] << (peek_bits-len); /* may be 0 */
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- while (prefixes--) *--prefixp = (uch)len;
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+ while (prefixes-- && prefixp > prefix_len) *--prefixp = (uch)len;
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}
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/* The length of all other codes is unknown: */
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while (prefixp > prefix_len) *--prefixp = 0;
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