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authorChris Palmer <palmer@google.com>2010-10-11 15:27:42 -0700
committerChris Palmer <palmer@google.com>2010-10-12 13:28:11 -0700
commit4fe4d4c91cdfa59bb8161625be85252e187667a2 (patch)
tree6dd506d95402db1024a7d347fdcea3f885b8a978 /docs
parentc8511af04a442551a204b1f47fabb317bcf54be0 (diff)
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Update the documentation for content provider security.
Without this documentation fix, developers will not know that apps on pre-Gingercomb devices will inadvertantly export their content providers. With knowledge of the solid workaround, they can make their apps secure. Change-Id: I1f096aff19500cd3d3fd2955a9dec59d8e7c6a73
Diffstat (limited to 'docs')
-rw-r--r--docs/html/guide/topics/manifest/provider-element.jd17
1 files changed, 13 insertions, 4 deletions
diff --git a/docs/html/guide/topics/manifest/provider-element.jd b/docs/html/guide/topics/manifest/provider-element.jd
index c80b207..bee87e6 100644
--- a/docs/html/guide/topics/manifest/provider-element.jd
+++ b/docs/html/guide/topics/manifest/provider-element.jd
@@ -96,10 +96,19 @@ If "{@code false}", the provider is available only to components of the
same application or applications with the same user ID. The default value
is "{@code true}".
-<p>
-You can export a content provider but still limit access to it with the
-<code><a href="{@docRoot}guide/topics/manifest/provider-element.html#prmsn">permission</a></code> attribute.
-</p></dd>
+<p>You can export a content provider but still limit access to it with the
+<code><a
+href="{@docRoot}guide/topics/manifest/provider-element.html#prmsn">permission</a></code>
+attribute. Note that due to a bug in versions of Android prior to {@link
+android.os.Build.VERSION_CODES#VERSION_GINGERBREAD} providers were exported
+even if {@code android:exported} were set to {@code false}. Therefore, for
+provider security on all devices, protect your provider with a
+signature-level permission. For information on defining a permission, see
+the <a
+href="{@docRoot}guide/topics/manifest/permission-element.html">permission
+element</a>. For information on using the permission, see the <a
+href="{@docRoot}guide/topics/manifest/uses-permission-element.html">uses-permission
+element</a>.</p></dd>
<dt><a name="gprmsn"></a>{@code android:grantUriPermissions}</dt>
<dd>Whether or not those who ordinarily would not have permission to