diff options
Diffstat (limited to 'src/qml/compiler/qv4compiler.cpp')
-rw-r--r-- | src/qml/compiler/qv4compiler.cpp | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/src/qml/compiler/qv4compiler.cpp b/src/qml/compiler/qv4compiler.cpp index d8f293211e..b378c294b7 100644 --- a/src/qml/compiler/qv4compiler.cpp +++ b/src/qml/compiler/qv4compiler.cpp @@ -44,6 +44,7 @@ #include <private/qv4alloca_p.h> #include <private/qqmljslexer_p.h> #include <private/qqmljsast_p.h> +#include <private/qml_compile_hash_p.h> #include <QCryptographicHash> // Efficient implementation that takes advantage of powers of two. @@ -125,6 +126,25 @@ void QV4::Compiler::StringTableGenerator::serialize(CompiledData::Unit *unit) } } +void QV4::Compiler::JSUnitGenerator::generateUnitChecksum(QV4::CompiledData::Unit *unit) +{ +#ifndef QT_CRYPTOGRAPHICHASH_ONLY_SHA1 + QCryptographicHash hash(QCryptographicHash::Md5); + + const int checksummableDataOffset + = offsetof(QV4::CompiledData::Unit, md5Checksum) + sizeof(unit->md5Checksum); + + const char *dataPtr = reinterpret_cast<const char *>(unit) + checksummableDataOffset; + hash.addData(dataPtr, unit->unitSize - checksummableDataOffset); + + QByteArray checksum = hash.result(); + Q_ASSERT(checksum.size() == sizeof(unit->md5Checksum)); + memcpy(unit->md5Checksum, checksum.constData(), sizeof(unit->md5Checksum)); +#else + memset(unit->md5Checksum, 0, sizeof(unit->md5Checksum)); +#endif +} + QV4::Compiler::JSUnitGenerator::JSUnitGenerator(QV4::Compiler::Module *module) : module(module) { @@ -391,7 +411,7 @@ QV4::CompiledData::Unit *QV4::Compiler::JSUnitGenerator::generateUnit(GeneratorO if (option == GenerateWithStringTable) stringTable.serialize(unit); - unit->generateChecksum(); + generateUnitChecksum(unit); return unit; } @@ -580,7 +600,7 @@ QV4::CompiledData::Unit QV4::Compiler::JSUnitGenerator::generateHeader(QV4::Comp unit.flags |= module->unitFlags; unit.version = QV4_DATA_STRUCTURE_VERSION; unit.qtVersion = QT_VERSION; - qstrcpy(unit.libraryVersionHash, CompiledData::qml_compile_hash); + qstrcpy(unit.libraryVersionHash, QML_COMPILE_HASH); memset(unit.md5Checksum, 0, sizeof(unit.md5Checksum)); memset(unit.dependencyMD5Checksum, 0, sizeof(unit.dependencyMD5Checksum)); |