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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/x509_user_cert_resource_handler.h"
#include "base/string_util.h"
#include "content/browser/renderer_host/resource_request_info_impl.h"
#include "content/public/browser/content_browser_client.h"
#include "content/public/common/resource_response.h"
#include "net/base/io_buffer.h"
#include "net/base/mime_sniffer.h"
#include "net/base/mime_util.h"
#include "net/base/x509_certificate.h"
#include "net/http/http_response_headers.h"
#include "net/url_request/url_request.h"
#include "net/url_request/url_request_status.h"
X509UserCertResourceHandler::X509UserCertResourceHandler(
net::URLRequest* request,
int render_process_host_id,
int render_view_id)
: request_(request),
content_length_(0),
read_buffer_(NULL),
resource_buffer_(NULL),
render_process_host_id_(render_process_host_id),
render_view_id_(render_view_id) {
}
bool X509UserCertResourceHandler::OnUploadProgress(int request_id,
uint64 position,
uint64 size) {
return true;
}
bool X509UserCertResourceHandler::OnRequestRedirected(
int request_id,
const GURL& url,
content::ResourceResponse* resp,
bool* defer) {
url_ = url;
return true;
}
bool X509UserCertResourceHandler::OnResponseStarted(
int request_id,
content::ResourceResponse* resp) {
return (resp->mime_type == "application/x-x509-user-cert");
}
bool X509UserCertResourceHandler::OnWillStart(int request_id,
const GURL& url,
bool* defer) {
return true;
}
bool X509UserCertResourceHandler::OnWillRead(int request_id,
net::IOBuffer** buf,
int* buf_size,
int min_size) {
static const int kReadBufSize = 32768;
// TODO(gauravsh): Should we use 'min_size' here?
DCHECK(buf && buf_size);
if (!read_buffer_) {
read_buffer_ = new net::IOBuffer(kReadBufSize);
}
*buf = read_buffer_.get();
*buf_size = kReadBufSize;
return true;
}
bool X509UserCertResourceHandler::OnReadCompleted(int request_id,
int* bytes_read) {
if (!*bytes_read)
return true;
// We have more data to read.
DCHECK(read_buffer_);
content_length_ += *bytes_read;
// Release the ownership of the buffer, and store a reference
// to it. A new one will be allocated in OnWillRead().
net::IOBuffer* buffer = NULL;
read_buffer_.swap(&buffer);
// TODO(gauravsh): Should this be handled by a separate thread?
buffer_.push_back(std::make_pair(buffer, *bytes_read));
return true;
}
bool X509UserCertResourceHandler::OnResponseCompleted(
int request_id,
const net::URLRequestStatus& urs,
const std::string& sec_info) {
if (urs.status() != net::URLRequestStatus::SUCCESS)
return false;
AssembleResource();
scoped_refptr<net::X509Certificate> cert;
if (resource_buffer_) {
cert = net::X509Certificate::CreateFromBytes(resource_buffer_->data(),
content_length_);
}
content::GetContentClient()->browser()->AddNewCertificate(
request_, cert, render_process_host_id_, render_view_id_);
return true;
}
void X509UserCertResourceHandler::OnRequestClosed() {
}
X509UserCertResourceHandler::~X509UserCertResourceHandler() {
}
void X509UserCertResourceHandler::AssembleResource() {
size_t assembled_bytes = 0;
resource_buffer_ = content::AssembleData(buffer_, &assembled_bytes);
DCHECK_EQ(content_length_, assembled_bytes);
}
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