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Fix an issue where the ByteSource path (used for parsing std::string)

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would incorrectly accept some invalid varints that the other path would not,
causing potential CHECK-failures if the unit test were run with
--write_uncompressed and a corrupted input file.

Found by the afl fuzzer.
This commit is contained in:
Steinar H. Gunderson
2016-01-04 12:52:15 +01:00
parent ef5598aa0e
commit 7525a1600d
3 changed files with 19 additions and 1 deletions
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2
snappy-test.h
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@@ -196,6 +196,7 @@ void Test_Snappy_RandomData();
void Test_Snappy_FourByteOffset();
void Test_SnappyCorruption_TruncatedVarint();
void Test_SnappyCorruption_UnterminatedVarint();
void Test_SnappyCorruption_OverflowingVarint();
void Test_Snappy_ReadPastEndOfBuffer();
void Test_Snappy_FindMatchLength();
void Test_Snappy_FindMatchLengthRandom();
@@ -500,6 +501,7 @@ static inline int RUN_ALL_TESTS() {
snappy::Test_Snappy_FourByteOffset();
snappy::Test_SnappyCorruption_TruncatedVarint();
snappy::Test_SnappyCorruption_UnterminatedVarint();
snappy::Test_SnappyCorruption_OverflowingVarint();
snappy::Test_Snappy_ReadPastEndOfBuffer();
snappy::Test_Snappy_FindMatchLength();
snappy::Test_Snappy_FindMatchLengthRandom();