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Side by Side Diff: content/browser/child_process_security_policy_impl.cc

Issue 23549039: Preparing to support fragment resolution against non-hierarchical schemes (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Addressed comments Created 7 years, 3 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "content/browser/child_process_security_policy_impl.h" 5 #include "content/browser/child_process_security_policy_impl.h"
6 6
7 #include "base/command_line.h" 7 #include "base/command_line.h"
8 #include "base/files/file_path.h" 8 #include "base/files/file_path.h"
9 #include "base/logging.h" 9 #include "base/logging.h"
10 #include "base/metrics/histogram.h" 10 #include "base/metrics/histogram.h"
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389 return; // The scheme has already been whitelisted for every child process. 389 return; // The scheme has already been whitelisted for every child process.
390 390
391 if (IsPseudoScheme(url.scheme())) { 391 if (IsPseudoScheme(url.scheme())) {
392 // The view-source scheme is a special case of a pseudo-URL that eventually 392 // The view-source scheme is a special case of a pseudo-URL that eventually
393 // results in requesting its embedded URL. 393 // results in requesting its embedded URL.
394 if (url.SchemeIs(kViewSourceScheme)) { 394 if (url.SchemeIs(kViewSourceScheme)) {
395 // URLs with the view-source scheme typically look like: 395 // URLs with the view-source scheme typically look like:
396 // view-source:http://www.google.com/a 396 // view-source:http://www.google.com/a
397 // In order to request these URLs, the child_id needs to be able to 397 // In order to request these URLs, the child_id needs to be able to
398 // request the embedded URL. 398 // request the embedded URL.
399 GrantRequestURL(child_id, GURL(url.path())); 399 GrantRequestURL(child_id, GURL(url.GetContent()));
400 } 400 }
401 401
402 return; // Can't grant the capability to request pseudo schemes. 402 return; // Can't grant the capability to request pseudo schemes.
403 } 403 }
404 404
405 { 405 {
406 base::AutoLock lock(lock_); 406 base::AutoLock lock(lock_);
407 SecurityStateMap::iterator state = security_state_.find(child_id); 407 SecurityStateMap::iterator state = security_state_.find(child_id);
408 if (state == security_state_.end()) 408 if (state == security_state_.end())
409 return; 409 return;
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579 579
580 if (IsWebSafeScheme(url.scheme())) 580 if (IsWebSafeScheme(url.scheme()))
581 return true; // The scheme has been white-listed for every child process. 581 return true; // The scheme has been white-listed for every child process.
582 582
583 if (IsPseudoScheme(url.scheme())) { 583 if (IsPseudoScheme(url.scheme())) {
584 // There are a number of special cases for pseudo schemes. 584 // There are a number of special cases for pseudo schemes.
585 585
586 if (url.SchemeIs(kViewSourceScheme)) { 586 if (url.SchemeIs(kViewSourceScheme)) {
587 // A view-source URL is allowed if the child process is permitted to 587 // A view-source URL is allowed if the child process is permitted to
588 // request the embedded URL. Careful to avoid pointless recursion. 588 // request the embedded URL. Careful to avoid pointless recursion.
589 GURL child_url(url.path()); 589 GURL child_url(url.GetContent());
590 if (child_url.SchemeIs(kViewSourceScheme) && 590 if (child_url.SchemeIs(kViewSourceScheme) &&
591 url.SchemeIs(kViewSourceScheme)) 591 url.SchemeIs(kViewSourceScheme))
592 return false; 592 return false;
593 593
594 return CanRequestURL(child_id, child_url); 594 return CanRequestURL(child_id, child_url);
595 } 595 }
596 596
597 if (LowerCaseEqualsASCII(url.spec(), kAboutBlankURL)) 597 if (LowerCaseEqualsASCII(url.spec(), kAboutBlankURL))
598 return true; // Every child process can request <about:blank>. 598 return true; // Every child process can request <about:blank>.
599 599
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867 base::AutoLock lock(lock_); 867 base::AutoLock lock(lock_);
868 868
869 SecurityStateMap::iterator state = security_state_.find(child_id); 869 SecurityStateMap::iterator state = security_state_.find(child_id);
870 if (state == security_state_.end()) 870 if (state == security_state_.end())
871 return false; 871 return false;
872 872
873 return state->second->can_send_midi_sysex(); 873 return state->second->can_send_midi_sysex();
874 } 874 }
875 875
876 } // namespace content 876 } // namespace content
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