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Code Issues 3 Packages Projects Releases Wiki Activity

Use correct sector size.

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This commit is contained in:
Natalia Portillo
2026-04-12 10:38:35 +01:00
parent 6aa55d7e3f
commit 60435e1fa4
3 changed files with 24 additions and 5 deletions
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16
tests/erasure_coding.cpp
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@@ -385,3 +385,19 @@ TEST_F(ErasureCodingTest, BackupHeaderRecovery)
ASSERT_TRUE(success) << "Backup header recovery failed — could not open/read corrupted image";
EXPECT_EQ(read_crc, golden_crc) << "CRC mismatch after backup header recovery";
}
/**
* @test Create EC image from a CD image (2048-byte sectors) to exercise non-512 sector sizes.
* This catches the shard_size miscalculation that used current_block_header.sectorSize (0)
* instead of image_info.SectorSize, causing heap buffer overflow on CD images.
*/
TEST_F(ErasureCodingTest, CDSectorSizeImage)
{
uint64_t golden_crc = 0;
ASSERT_TRUE(create_ec_image("data/cdmode1.aif", "ec_test_output.aif", 4, 2, &golden_crc));
bool success = false;
uint64_t read_crc = compute_image_crc("ec_test_output.aif", &success);
ASSERT_TRUE(success) << "Failed to read all sectors from CD EC image";
EXPECT_EQ(read_crc, golden_crc) << "CRC mismatch on CD EC image";
}