Adrian Schröter
fece4d03d8
OBS-URL: https://build.opensuse.org/package/show/Archiving/libarchive?expand=0&rev=72
33 lines
856 B
Diff
33 lines
856 B
Diff
commit fa7438a0ff4033e4741c807394a9af6207940d71
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Author: Joerg Sonnenberger <joerg@bec.de>
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Date: Tue Sep 5 18:12:19 2017 +0200
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Do something sensible for empty strings to make fuzzers happy.
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diff --git a/libarchive/archive_read_support_format_xar.c b/libarchive/archive_read_support_format_xar.c
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index 7a22beb9..93eeacc5 100644
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--- a/libarchive/archive_read_support_format_xar.c
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+++ b/libarchive/archive_read_support_format_xar.c
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@@ -1040,6 +1040,9 @@ atol10(const char *p, size_t char_cnt)
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uint64_t l;
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int digit;
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+ if (char_cnt == 0)
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+ return (0);
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+
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l = 0;
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digit = *p - '0';
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while (digit >= 0 && digit < 10 && char_cnt-- > 0) {
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@@ -1054,7 +1057,10 @@ atol8(const char *p, size_t char_cnt)
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{
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int64_t l;
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int digit;
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-
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+
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+ if (char_cnt == 0)
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+ return (0);
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+
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l = 0;
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while (char_cnt-- > 0) {
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if (*p >= '0' && *p <= '7')
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