AssetManager cookies should be int32_t and not void*.
Cookies are really indices into vectors and arrays, so
they don't need to be void*. We choose int32_t instead
of size_t to allow their width to be well specified.
Change-Id: I319f271bd4f102dee7cb9f00df4c75ea697456f5
diff --git a/include/androidfw/AssetManager.h b/include/androidfw/AssetManager.h
index d95b45e..a010957 100644
--- a/include/androidfw/AssetManager.h
+++ b/include/androidfw/AssetManager.h
@@ -92,7 +92,7 @@
* then on success, *cookie is set to the value corresponding to the
* newly-added asset source.
*/
- bool addAssetPath(const String8& path, void** cookie);
+ bool addAssetPath(const String8& path, int32_t* cookie);
/*
* Convenience for adding the standard system assets. Uses the
@@ -103,17 +103,17 @@
/*
* Iterate over the asset paths in this manager. (Previously
* added via addAssetPath() and addDefaultAssets().) On first call,
- * 'cookie' must be NULL, resulting in the first cookie being returned.
- * Each next cookie will be returned there-after, until NULL indicating
+ * 'cookie' must be 0, resulting in the first cookie being returned.
+ * Each next cookie will be returned there-after, until -1 indicating
* the end has been reached.
*/
- void* nextAssetPath(void* cookie) const;
+ int32_t nextAssetPath(const int32_t cookie) const;
/*
* Return an asset path in the manager. 'which' must be between 0 and
* countAssetPaths().
*/
- String8 getAssetPath(void* cookie) const;
+ String8 getAssetPath(const int32_t cookie) const;
/*
* Set the current locale and vendor. The locale can change during
@@ -159,7 +159,7 @@
* Explicit non-asset file. The file explicitly named by the cookie (the
* resource set to look in) and fileName will be opened and returned.
*/
- Asset* openNonAsset(void* cookie, const char* fileName, AccessMode mode);
+ Asset* openNonAsset(const int32_t cookie, const char* fileName, AccessMode mode);
/*
* Open a directory within the asset hierarchy.
@@ -183,7 +183,7 @@
*
* To open the top-level directory, pass in "".
*/
- AssetDir* openNonAssetDir(void* cookie, const char* dirName);
+ AssetDir* openNonAssetDir(const int32_t cookie, const char* dirName);
/*
* Get the type of a file in the asset hierarchy. They will either
diff --git a/libs/androidfw/AssetManager.cpp b/libs/androidfw/AssetManager.cpp
index 8651764..785e5d4 100644
--- a/libs/androidfw/AssetManager.cpp
+++ b/libs/androidfw/AssetManager.cpp
@@ -165,7 +165,7 @@
delete[] mVendor;
}
-bool AssetManager::addAssetPath(const String8& path, void** cookie)
+bool AssetManager::addAssetPath(const String8& path, int32_t* cookie)
{
AutoMutex _l(mLock);
@@ -192,7 +192,7 @@
for (size_t i=0; i<mAssetPaths.size(); i++) {
if (mAssetPaths[i].path == ap.path) {
if (cookie) {
- *cookie = (void*)(i+1);
+ *cookie = static_cast<int32_t>(i+1);
}
return true;
}
@@ -205,7 +205,7 @@
// new paths are always added at the end
if (cookie) {
- *cookie = (void*)mAssetPaths.size();
+ *cookie = static_cast<int32_t>(mAssetPaths.size());
}
// add overlay packages for /system/framework; apps are handled by the
@@ -395,17 +395,17 @@
return addAssetPath(path, NULL);
}
-void* AssetManager::nextAssetPath(void* cookie) const
+int32_t AssetManager::nextAssetPath(const int32_t cookie) const
{
AutoMutex _l(mLock);
- size_t next = ((size_t)cookie)+1;
- return next > mAssetPaths.size() ? NULL : (void*)next;
+ const size_t next = static_cast<size_t>(cookie) + 1;
+ return next > mAssetPaths.size() ? -1 : next;
}
-String8 AssetManager::getAssetPath(void* cookie) const
+String8 AssetManager::getAssetPath(const int32_t cookie) const
{
AutoMutex _l(mLock);
- const size_t which = ((size_t)cookie)-1;
+ const size_t which = static_cast<size_t>(cookie) - 1;
if (which < mAssetPaths.size()) {
return mAssetPaths[which].path;
}
@@ -575,15 +575,14 @@
return NULL;
}
-Asset* AssetManager::openNonAsset(void* cookie, const char* fileName, AccessMode mode)
+Asset* AssetManager::openNonAsset(const int32_t cookie, const char* fileName, AccessMode mode)
{
- const size_t which = ((size_t)cookie)-1;
+ const size_t which = static_cast<size_t>(cookie) - 1;
AutoMutex _l(mLock);
LOG_FATAL_IF(mAssetPaths.size() == 0, "No assets added to AssetManager");
-
if (mCacheMode != CACHE_OFF && !mCacheValid)
loadFileNameCacheLocked();
@@ -1206,7 +1205,7 @@
*
* Pass in "" for the root dir.
*/
-AssetDir* AssetManager::openNonAssetDir(void* cookie, const char* dirName)
+AssetDir* AssetManager::openNonAssetDir(const int32_t cookie, const char* dirName)
{
AutoMutex _l(mLock);
@@ -1225,7 +1224,7 @@
pMergedInfo = new SortedVector<AssetDir::FileInfo>;
- const size_t which = ((size_t)cookie)-1;
+ const size_t which = static_cast<size_t>(cookie) - 1;
if (which < mAssetPaths.size()) {
const asset_path& ap = mAssetPaths.itemAt(which);