[iOS] Upstream //ios/net

ios/net/http_protocol_logging.mm

+// Copyright 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 "ios/net/http_protocol_logging.h"
+
+#include <Foundation/Foundation.h>
+
+#include "base/logging.h"
+#include "base/strings/sys_string_conversions.h"
+#import "ios/net/url_scheme_util.h"
+
+namespace {
+const unsigned int kMaxUrlLength = 100;
+}
+
+namespace net {
+
+void LogNSURLRequest(NSURLRequest* request) {
+  DVLOG_IF(2, UrlHasDataScheme([request URL]) &&
+              [[[request URL] absoluteString] length] > kMaxUrlLength)
+      << "Request (data scheme) "
+      << base::SysNSStringToUTF8(
+             [[[request URL] absoluteString] substringToIndex:kMaxUrlLength])
+      << " ...";
+
+  DVLOG_IF(2, ![[[request URL] scheme] isEqualToString:@"data"] ||
+              [[[request URL] absoluteString] length] <= kMaxUrlLength)
+      << "Request "
+      << base::SysNSStringToUTF8([[request URL] description]);
+
+  DVLOG_IF(2, ![[request HTTPMethod] isEqualToString:@"GET"])
+      << base::SysNSStringToUTF8([request HTTPMethod]);
+
+  DVLOG_IF(2, [request allHTTPHeaderFields])
+      << base::SysNSStringToUTF8([[request allHTTPHeaderFields] description]);
+
+  DVLOG_IF(2, [request networkServiceType])
+      << "Service type: " << [request networkServiceType];
+
+  DVLOG_IF(2, ![request HTTPShouldHandleCookies]) << "No cookies";
+
+  DVLOG_IF(2, [request HTTPShouldUsePipelining]) << "Pipelining allowed";
+}
+
+void LogNSURLResponse(NSURLResponse* response) {
+  DVLOG_IF(2, UrlHasDataScheme([response URL]) &&
+              [[[response URL] absoluteString] length] > kMaxUrlLength)
+      << "Response (data scheme) "
+      << base::SysNSStringToUTF8(
+             [[[response URL] absoluteString] substringToIndex:kMaxUrlLength]);
+
+  DVLOG_IF(2, !UrlHasDataScheme([response URL]) ||
+              [[[response URL] absoluteString] length] <= kMaxUrlLength)
+      << "Response "
+      << base::SysNSStringToUTF8([[response URL] description]);
+
+  DVLOG_IF(2, [response isKindOfClass:[NSHTTPURLResponse class]] &&
+              [(NSHTTPURLResponse*)response allHeaderFields])
+      << base::SysNSStringToUTF8(
+          [[(NSHTTPURLResponse*)response allHeaderFields] description]);
+
+  DVLOG_IF(2, [response expectedContentLength])
+      << "Length: " << [response expectedContentLength];
+
+  DVLOG_IF(2, [response MIMEType])
+      << "MIMEType: " << base::SysNSStringToUTF8([response MIMEType]);
+
+  DVLOG_IF(2, [response isKindOfClass:[NSHTTPURLResponse class]])
+      << "Response code: " << [(NSHTTPURLResponse*)response statusCode];
+
+  DVLOG_IF(2, [response textEncodingName])
+      << "Text encoding: "
+      << base::SysNSStringToUTF8([response textEncodingName]);
+}
+
+}  // namespace http_protocol_logging