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Commit e9e59bd5 authored by Joseph Jang's avatar Joseph Jang Committed by Automerger Merge Worker
Browse files

Merge "Keymaster: Fix potential bug in extractUint32()/extractUint64()" am: 991650fd 

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1354466

Change-Id: I62eef90020161286035e667bf8f7c3c6f5f0a81d
parents e64f918d 991650fd

keymaster/4.0/support/keymaster_utils.cpp

+4 −4
Original line number Diff line number Diff line
@@ -121,8 +121,8 @@ void appendUint64(std::vector<uint8_t>& vec, uint64_t value) { 
uint64_t extractUint64(const std::vector<uint8_t>& data, size_t offset) {

    uint64_t value = 0;

    for (size_t n = 0; n < sizeof(uint64_t); n++) {

        uint8_t byte = data[offset + n];

        value |= byte << (n * 8);

        uint64_t tmp = data[offset + n];

        value |= (tmp << (n * 8));

    }

    return value;

}
@@ -137,8 +137,8 @@ void appendUint32(std::vector<uint8_t>& vec, uint32_t value) { 
uint32_t extractUint32(const std::vector<uint8_t>& data, size_t offset) {

    uint32_t value = 0;

    for (size_t n = 0; n < sizeof(uint32_t); n++) {

        uint8_t byte = data[offset + n];

        value |= byte << (n * 8);

        uint32_t tmp = data[offset + n];

        value |= (tmp << (n * 8));

    }

    return value;

}