1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // This is the list of load flags and their values. For the enum values, 6 // include the file "net/base/load_flags.h". 7 // 8 // Here we define the values using a macro LOAD_FLAG, so it can be 9 // expanded differently in some places (for example, to automatically 10 // map a load flag value to its symbolic name). 11 12 LOAD_FLAG(NORMAL, 0) 13 14 // This is "normal reload", meaning an if-none-match/if-modified-since query 15 LOAD_FLAG(VALIDATE_CACHE, 1 << 0) 16 17 // This is "shift-reload", meaning a "pragma: no-cache" end-to-end fetch 18 LOAD_FLAG(BYPASS_CACHE, 1 << 1) 19 20 // This is a back/forward style navigation where the cached content should 21 // be preferred over any protocol specific cache validation. 22 LOAD_FLAG(PREFERRING_CACHE, 1 << 2) 23 24 // This is a navigation that will fail if it cannot serve the requested 25 // resource from the cache (or some equivalent local store). 26 LOAD_FLAG(ONLY_FROM_CACHE, 1 << 3) 27 28 // This is a navigation that will not use the cache at all. It does not 29 // impact the HTTP request headers. 30 LOAD_FLAG(DISABLE_CACHE, 1 << 4) 31 32 // This is a navigation that will not be intercepted by any registered 33 // URLRequest::Interceptors. 34 LOAD_FLAG(DISABLE_INTERCEPT, 1 << 5) 35 36 // If present, upload progress messages should be provided to initiator. 37 LOAD_FLAG(ENABLE_UPLOAD_PROGRESS, 1 << 6) 38 39 // If present, collect load timing for the request. 40 LOAD_FLAG(ENABLE_LOAD_TIMING, 1 << 7) 41 42 // If present, ignores certificate mismatches with the domain name. 43 // (The default behavior is to trigger an OnSSLCertificateError callback.) 44 LOAD_FLAG(IGNORE_CERT_COMMON_NAME_INVALID, 1 << 8) 45 46 // If present, ignores certificate expiration dates 47 // (The default behavior is to trigger an OnSSLCertificateError callback). 48 LOAD_FLAG(IGNORE_CERT_DATE_INVALID, 1 << 9) 49 50 // If present, trusts all certificate authorities 51 // (The default behavior is to trigger an OnSSLCertificateError callback). 52 LOAD_FLAG(IGNORE_CERT_AUTHORITY_INVALID, 1 << 10) 53 54 // If present, ignores certificate revocation 55 // (The default behavior is to trigger an OnSSLCertificateError callback). 56 LOAD_FLAG(IGNORE_CERT_REVOCATION, 1 << 11) 57 58 // If present, ignores wrong key usage of the certificate 59 // (The default behavior is to trigger an OnSSLCertificateError callback). 60 LOAD_FLAG(IGNORE_CERT_WRONG_USAGE, 1 << 12) 61 62 // This load will not make any changes to cookies, including storing new 63 // cookies or updating existing ones. 64 LOAD_FLAG(DO_NOT_SAVE_COOKIES, 1 << 13) 65 66 // Do not resolve proxies. This override is used when downloading PAC files 67 // to avoid having a circular dependency. 68 LOAD_FLAG(BYPASS_PROXY, 1 << 14) 69 70 // Indicate this request is for a download, as opposed to viewing. 71 LOAD_FLAG(IS_DOWNLOAD, 1 << 15) 72 73 // Requires EV certificate verification. 74 LOAD_FLAG(VERIFY_EV_CERT, 1 << 16) 75 76 // This load will not send any cookies. 77 LOAD_FLAG(DO_NOT_SEND_COOKIES, 1 << 17) 78 79 // This load will not send authentication data (user name/password) 80 // to the server (as opposed to the proxy). 81 LOAD_FLAG(DO_NOT_SEND_AUTH_DATA, 1 << 18) 82 83 // This should only be used for testing (set by HttpNetworkTransaction). 84 LOAD_FLAG(IGNORE_ALL_CERT_ERRORS, 1 << 19) 85 86 // Indicate that this is a top level frame, so that we don't assume it is a 87 // subresource and speculatively pre-connect or pre-resolve when a referring 88 // page is loaded. 89 LOAD_FLAG(MAIN_FRAME, 1 << 20) 90 91 // Indicate that this is a sub frame, and hence it might have subresources that 92 // should be speculatively resolved, or even speculatively preconnected. 93 LOAD_FLAG(SUB_FRAME, 1 << 21) 94 95 // If present, intercept actual request/response headers from network stack 96 // and report them to renderer. This includes cookies, so the flag is only 97 // respected if renderer has CanReadRawCookies capability in the security 98 // policy. 99 LOAD_FLAG(REPORT_RAW_HEADERS, 1 << 22) 100 101 // Indicates that this load was motivated by the rel=prefetch feature, 102 // and is (in theory) not intended for the current frame. 103 LOAD_FLAG(PREFETCH, 1 << 23) 104 105 // Indicates that this load was requested by a page that is currently 106 // prerendering. 107 LOAD_FLAG(PRERENDER, 1 << 24) 108 109 // Indicates that this is a load that ignores limits and should complete 110 // immediately. 111 LOAD_FLAG(IGNORE_LIMITS, 1 << 25) 112 113 // Suppress login prompts for this request. Cached credentials or 114 // default credentials may still be used for authentication. 115 LOAD_FLAG(DO_NOT_PROMPT_FOR_LOGIN, 1 << 26) 116