The Tor Browser / file comparison
comparison: caps/src/nsSystemPrincipal.cpp
caps/src/nsSystemPrincipal.cpp
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
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| -1:000000000000 | 0:c5888c2d7f4c |
|---|---|
| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 /* The privileged system principal. */ | |
| 7 | |
| 8 #include "nscore.h" | |
| 9 #include "nsSystemPrincipal.h" | |
| 10 #include "nsIComponentManager.h" | |
| 11 #include "nsIServiceManager.h" | |
| 12 #include "nsIURL.h" | |
| 13 #include "nsCOMPtr.h" | |
| 14 #include "nsXPIDLString.h" | |
| 15 #include "nsReadableUtils.h" | |
| 16 #include "nsCRT.h" | |
| 17 #include "nsString.h" | |
| 18 #include "nsIClassInfoImpl.h" | |
| 19 #include "nsIScriptSecurityManager.h" | |
| 20 #include "pratom.h" | |
| 21 | |
| 22 NS_IMPL_CLASSINFO(nsSystemPrincipal, nullptr, | |
| 23 nsIClassInfo::SINGLETON | nsIClassInfo::MAIN_THREAD_ONLY, | |
| 24 NS_SYSTEMPRINCIPAL_CID) | |
| 25 NS_IMPL_QUERY_INTERFACE_CI(nsSystemPrincipal, | |
| 26 nsIPrincipal, | |
| 27 nsISerializable) | |
| 28 NS_IMPL_CI_INTERFACE_GETTER(nsSystemPrincipal, | |
| 29 nsIPrincipal, | |
| 30 nsISerializable) | |
| 31 | |
| 32 NS_IMETHODIMP_(MozExternalRefCountType) | |
| 33 nsSystemPrincipal::AddRef() | |
| 34 { | |
| 35 NS_PRECONDITION(int32_t(refcount) >= 0, "illegal refcnt"); | |
| 36 nsrefcnt count = ++refcount; | |
| 37 NS_LOG_ADDREF(this, count, "nsSystemPrincipal", sizeof(*this)); | |
| 38 return count; | |
| 39 } | |
| 40 | |
| 41 NS_IMETHODIMP_(MozExternalRefCountType) | |
| 42 nsSystemPrincipal::Release() | |
| 43 { | |
| 44 NS_PRECONDITION(0 != refcount, "dup release"); | |
| 45 nsrefcnt count = --refcount; | |
| 46 NS_LOG_RELEASE(this, count, "nsSystemPrincipal"); | |
| 47 if (count == 0) { | |
| 48 delete this; | |
| 49 } | |
| 50 | |
| 51 return count; | |
| 52 } | |
| 53 | |
| 54 static const char SYSTEM_PRINCIPAL_SPEC[] = "[System Principal]"; | |
| 55 | |
| 56 void | |
| 57 nsSystemPrincipal::GetScriptLocation(nsACString &aStr) | |
| 58 { | |
| 59 aStr.Assign(SYSTEM_PRINCIPAL_SPEC); | |
| 60 } | |
| 61 | |
| 62 #ifdef DEBUG | |
| 63 void nsSystemPrincipal::dumpImpl() | |
| 64 { | |
| 65 fprintf(stderr, "nsSystemPrincipal (%p)\n", this); | |
| 66 } | |
| 67 #endif | |
| 68 | |
| 69 | |
| 70 /////////////////////////////////////// | |
| 71 // Methods implementing nsIPrincipal // | |
| 72 /////////////////////////////////////// | |
| 73 | |
| 74 NS_IMETHODIMP | |
| 75 nsSystemPrincipal::Equals(nsIPrincipal *other, bool *result) | |
| 76 { | |
| 77 *result = (other == this); | |
| 78 return NS_OK; | |
| 79 } | |
| 80 | |
| 81 NS_IMETHODIMP | |
| 82 nsSystemPrincipal::EqualsConsideringDomain(nsIPrincipal *other, bool *result) | |
| 83 { | |
| 84 return Equals(other, result); | |
| 85 } | |
| 86 | |
| 87 NS_IMETHODIMP | |
| 88 nsSystemPrincipal::Subsumes(nsIPrincipal *other, bool *result) | |
| 89 { | |
| 90 *result = true; | |
| 91 return NS_OK; | |
| 92 } | |
| 93 | |
| 94 NS_IMETHODIMP | |
| 95 nsSystemPrincipal::SubsumesConsideringDomain(nsIPrincipal *other, bool *result) | |
| 96 { | |
| 97 *result = true; | |
| 98 return NS_OK; | |
| 99 } | |
| 100 | |
| 101 NS_IMETHODIMP | |
| 102 nsSystemPrincipal::CheckMayLoad(nsIURI* uri, bool aReport, bool aAllowIfInheritsPrincipal) | |
| 103 { | |
| 104 return NS_OK; | |
| 105 } | |
| 106 | |
| 107 NS_IMETHODIMP | |
| 108 nsSystemPrincipal::GetHashValue(uint32_t *result) | |
| 109 { | |
| 110 *result = NS_PTR_TO_INT32(this); | |
| 111 return NS_OK; | |
| 112 } | |
| 113 | |
| 114 NS_IMETHODIMP | |
| 115 nsSystemPrincipal::GetURI(nsIURI** aURI) | |
| 116 { | |
| 117 *aURI = nullptr; | |
| 118 return NS_OK; | |
| 119 } | |
| 120 | |
| 121 NS_IMETHODIMP | |
| 122 nsSystemPrincipal::GetOrigin(char** aOrigin) | |
| 123 { | |
| 124 *aOrigin = ToNewCString(NS_LITERAL_CSTRING(SYSTEM_PRINCIPAL_SPEC)); | |
| 125 return *aOrigin ? NS_OK : NS_ERROR_OUT_OF_MEMORY; | |
| 126 } | |
| 127 | |
| 128 NS_IMETHODIMP | |
| 129 nsSystemPrincipal::GetCsp(nsIContentSecurityPolicy** aCsp) | |
| 130 { | |
| 131 *aCsp = nullptr; | |
| 132 return NS_OK; | |
| 133 } | |
| 134 | |
| 135 NS_IMETHODIMP | |
| 136 nsSystemPrincipal::SetCsp(nsIContentSecurityPolicy* aCsp) | |
| 137 { | |
| 138 // CSP on a null principal makes no sense | |
| 139 return NS_OK; | |
| 140 } | |
| 141 | |
| 142 NS_IMETHODIMP | |
| 143 nsSystemPrincipal::GetDomain(nsIURI** aDomain) | |
| 144 { | |
| 145 *aDomain = nullptr; | |
| 146 return NS_OK; | |
| 147 } | |
| 148 | |
| 149 NS_IMETHODIMP | |
| 150 nsSystemPrincipal::SetDomain(nsIURI* aDomain) | |
| 151 { | |
| 152 return NS_OK; | |
| 153 } | |
| 154 | |
| 155 NS_IMETHODIMP | |
| 156 nsSystemPrincipal::GetJarPrefix(nsACString& aJarPrefix) | |
| 157 { | |
| 158 aJarPrefix.Truncate(); | |
| 159 return NS_OK; | |
| 160 } | |
| 161 | |
| 162 NS_IMETHODIMP | |
| 163 nsSystemPrincipal::GetAppStatus(uint16_t* aAppStatus) | |
| 164 { | |
| 165 *aAppStatus = nsIPrincipal::APP_STATUS_NOT_INSTALLED; | |
| 166 return NS_OK; | |
| 167 } | |
| 168 | |
| 169 NS_IMETHODIMP | |
| 170 nsSystemPrincipal::GetAppId(uint32_t* aAppId) | |
| 171 { | |
| 172 *aAppId = nsIScriptSecurityManager::NO_APP_ID; | |
| 173 return NS_OK; | |
| 174 } | |
| 175 | |
| 176 NS_IMETHODIMP | |
| 177 nsSystemPrincipal::GetIsInBrowserElement(bool* aIsInBrowserElement) | |
| 178 { | |
| 179 *aIsInBrowserElement = false; | |
| 180 return NS_OK; | |
| 181 } | |
| 182 | |
| 183 NS_IMETHODIMP | |
| 184 nsSystemPrincipal::GetUnknownAppId(bool* aUnknownAppId) | |
| 185 { | |
| 186 *aUnknownAppId = false; | |
| 187 return NS_OK; | |
| 188 } | |
| 189 | |
| 190 NS_IMETHODIMP | |
| 191 nsSystemPrincipal::GetIsNullPrincipal(bool* aIsNullPrincipal) | |
| 192 { | |
| 193 *aIsNullPrincipal = false; | |
| 194 return NS_OK; | |
| 195 } | |
| 196 | |
| 197 NS_IMETHODIMP | |
| 198 nsSystemPrincipal::GetBaseDomain(nsACString& aBaseDomain) | |
| 199 { | |
| 200 // No base domain for chrome. | |
| 201 return NS_OK; | |
| 202 } | |
| 203 | |
| 204 ////////////////////////////////////////// | |
| 205 // Methods implementing nsISerializable // | |
| 206 ////////////////////////////////////////// | |
| 207 | |
| 208 NS_IMETHODIMP | |
| 209 nsSystemPrincipal::Read(nsIObjectInputStream* aStream) | |
| 210 { | |
| 211 // no-op: CID is sufficient to identify the mSystemPrincipal singleton | |
| 212 return NS_OK; | |
| 213 } | |
| 214 | |
| 215 NS_IMETHODIMP | |
| 216 nsSystemPrincipal::Write(nsIObjectOutputStream* aStream) | |
| 217 { | |
| 218 // no-op: CID is sufficient to identify the mSystemPrincipal singleton | |
| 219 return NS_OK; | |
| 220 } | |
| 221 | |
| 222 ///////////////////////////////////////////// | |
| 223 // Constructor, Destructor, initialization // | |
| 224 ///////////////////////////////////////////// | |
| 225 | |
| 226 nsSystemPrincipal::nsSystemPrincipal() | |
| 227 { | |
| 228 } | |
| 229 | |
| 230 nsSystemPrincipal::~nsSystemPrincipal() | |
| 231 { | |
| 232 } |
