diff options
Diffstat (limited to 'src/gui/util/qedidparser.cpp')
| -rw-r--r-- | src/gui/util/qedidparser.cpp | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/src/gui/util/qedidparser.cpp b/src/gui/util/qedidparser.cpp index 191eea710b..4dae151e6a 100644 --- a/src/gui/util/qedidparser.cpp +++ b/src/gui/util/qedidparser.cpp @@ -72,7 +72,7 @@ static QString lookupVendorIdInSystemDatabase(QByteArrayView id) bool QEdidParser::parse(const QByteArray &blob) { const quint8 *data = reinterpret_cast<const quint8 *>(blob.constData()); - const size_t length = blob.length(); + const size_t length = blob.size(); // Verify header if (length < 128) @@ -235,16 +235,22 @@ QString QEdidParser::parseEdidString(const quint8 *data) { QByteArray buffer(reinterpret_cast<const char *>(data), 13); - // Erase carriage return and line feed - buffer = buffer.replace('\r', '\0').replace('\n', '\0'); - - // Replace non-printable characters with dash for (int i = 0; i < buffer.size(); ++i) { + // If there are less than 13 characters in the string, the string + // is terminated with the ASCII code ‘0Ah’ (line feed) and padded + // with ASCII code ‘20h’ (space). See EDID 1.4, sections 3.10.3.1, + // 3.10.3.2, and 3.10.3.4. + if (buffer[i] == '\n') { + buffer.truncate(i); + break; + } + + // Replace non-printable characters with dash if (buffer[i] < '\040' || buffer[i] > '\176') buffer[i] = '-'; } - return QString::fromLatin1(buffer.trimmed()); + return QString::fromLatin1(buffer); } QT_END_NAMESPACE |