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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
This commit is contained in:
Narayan Kamath 2014-01-24 13:51:51 +00:00
parent 467113c6fc
commit a9d5701b03
2 changed files with 19 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
include/androidfw/AssetManager.h
View File

@ -92,7 +92,7 @@ public:
* 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 @@ public:
/*
* 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 @@ public:
* 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 @@ public:
*
* 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

25
libs/androidfw/AssetManager.cpp
View File

@ -165,7 +165,7 @@ AssetManager::~AssetManager(void)
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 @@ bool AssetManager::addAssetPath(const String8& path, void** cookie)
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 @@ bool AssetManager::addAssetPath(const String8& path, void** cookie)
// 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 @@ bool AssetManager::addDefaultAssets()
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 @@ Asset* AssetManager::openNonAsset(const char* fileName, AccessMode mode)
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 @@ AssetDir* AssetManager::openDir(const char* dirName)
*
* 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 @@ AssetDir* AssetManager::openNonAssetDir(void* cookie, const char* dirName)
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);