Differential D20106 Diff 55013 src/util/externalcommandhelper.cpp

Changeset View

Standalone View

View Options

src/util/externalcommandhelper.cpp

Show First 20 Lines • Show All 96 Lines • ▼ Show 20 Line(s)
97 97​
98/** Reads the given number of bytes from the sourceDevice into the given buffer. 98​/** Reads the given number of bytes from the sourceDevice into the given buffer.
99 @param sourceDevice device or file to read from 99​ @param sourceDevice device or file to read from
100 @param buffer buffer to store the bytes read in 100​ @param buffer buffer to store the bytes read in
101 @param offset offset where to begin reading 101​ @param offset offset where to begin reading
102 @param size the number of bytes to read 102​ @param size the number of bytes to read
103 @return true on success 103​ @return true on success
104*/ 104​*/
105bool ExternalCommandHelper::readData(const QString& sourceDevice, QByteArray& buffer, qint64 offset, qint64 size) 105​bool ExternalCommandHelper::readData(const QString& sourceDevice, QByteArray& buffer, const qint64 offset, const qint64 size)
106{ 106​{
107 QFile device(sourceDevice); 107​ QFile device(sourceDevice);
108 108​
109 if (!device.open(QIODevice::ReadOnly | QIODevice::Unbuffered)) { 109​ if (!device.open(QIODevice::ReadOnly | QIODevice::Unbuffered)) {
110 qCritical() << xi18n("Could not open device <filename>%1</filename> for reading.", sourceDevice); 110​ qCritical() << xi18n("Could not open device <filename>%1</filename> for reading.", sourceDevice);
111 return false; 111​ return false;
112 } 112​ }
113 113​
Show All 13 Lines
127} 127​}
128 128​
129/** Writes the data from buffer to a given device or file. 129​/** Writes the data from buffer to a given device or file.
130 @param targetDevice device or file to write to 130​ @param targetDevice device or file to write to
131 @param buffer the data that we write 131​ @param buffer the data that we write
132 @param offset offset where to begin writing 132​ @param offset offset where to begin writing
133 @return true on success 133​ @return true on success
134*/ 134​*/
135bool ExternalCommandHelper::writeData(const QString &targetDevice, const QByteArray& buffer, qint64 offset) 135​bool ExternalCommandHelper::writeData(const QString &targetDevice, const QByteArray& buffer, const qint64 offset)
136{ 136​{
137 QFile device(targetDevice); 137​ QFile device(targetDevice);
138 if (!device.open(QIODevice::WriteOnly | QIODevice::Append | QIODevice::Unbuffered)) { 138​ if (!device.open(QIODevice::WriteOnly | QIODevice::Append | QIODevice::Unbuffered)) {
139 qCritical() << xi18n("Could not open device <filename>%1</filename> for writing.", targetDevice); 139​ qCritical() << xi18n("Could not open device <filename>%1</filename> for writing.", targetDevice);
140 return false; 140​ return false;
141 } 141​ }
142 142​
143 if (!device.seek(offset)) { 143​ if (!device.seek(offset)) {
▲ Show 20 Lines • Show All 244 Lines • Show Last 20 Lines