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Make multi-part/form data parser more robust

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This commit is contained in:
Christophe Dumez 2011-10-01 16:59:06 +03:00
parent 183e150da1
commit 405b804eb5
1 changed files with 7 additions and 1 deletions
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8
src/webui/httprequestparser.cpp
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@ -66,6 +66,7 @@ const QByteArray& HttpRequestParser::torrent() const {
} }
void HttpRequestParser::write(const QByteArray& ba) { void HttpRequestParser::write(const QByteArray& ba) {
qDebug() << Q_FUNC_INFO << "ba.size(): " << ba.size();
int end_of_header = ba.indexOf("\r\n\r\n"); int end_of_header = ba.indexOf("\r\n\r\n");
if (end_of_header < 0) { if (end_of_header < 0) {
qWarning() << "Could not find HTTP header: " << ba.constData(); qWarning() << "Could not find HTTP header: " << ba.constData();
@ -89,6 +90,7 @@ void HttpRequestParser::write(const QByteArray& ba) {
if (m_header.hasContentLength()) { if (m_header.hasContentLength()) {
qDebug() << Q_FUNC_INFO << "\n\n" << "header: " << ba.left(end_of_header) << "\n\n"; qDebug() << Q_FUNC_INFO << "\n\n" << "header: " << ba.left(end_of_header) << "\n\n";
m_data = ba.mid(end_of_header + 4, m_header.contentLength()); // +4 to skip "\r\n\r\n" m_data = ba.mid(end_of_header + 4, m_header.contentLength()); // +4 to skip "\r\n\r\n"
qDebug() << "m_data.size(): " << m_data.size();
// Parse POST data // Parse POST data
if(m_header.contentType() == "application/x-www-form-urlencoded") { if(m_header.contentType() == "application/x-www-form-urlencoded") {
@ -126,7 +128,11 @@ Submit Query
qDebug() << "Boundary is " << boundary << "\n\n"; qDebug() << "Boundary is " << boundary << "\n\n";
qDebug() << "Before binary data: " << m_data.left(m_data.indexOf("\r\n\r\n", filename_index+9)) << "\n\n"; qDebug() << "Before binary data: " << m_data.left(m_data.indexOf("\r\n\r\n", filename_index+9)) << "\n\n";
m_torrentContent = m_data.mid(m_data.indexOf("\r\n\r\n", filename_index+9) + 4); m_torrentContent = m_data.mid(m_data.indexOf("\r\n\r\n", filename_index+9) + 4);
m_torrentContent = m_torrentContent.left(m_torrentContent.indexOf("\r\n"+boundary)); int binaryend_index = m_torrentContent.indexOf("\r\n"+boundary);
if (binaryend_index >= 0) {
qDebug() << "found end boundary :)";
m_torrentContent = m_torrentContent.left(binaryend_index);
}
qDebug() << Q_FUNC_INFO << "m_torrentContent.size(): " << m_torrentContent.size()<< "\n\n"; qDebug() << Q_FUNC_INFO << "m_torrentContent.size(): " << m_torrentContent.size()<< "\n\n";
} else { } else {
m_error = true; m_error = true;