kts
/
RtB
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

AssetCaches no longer keep all .CACHE entries. If an entry does not exist on the file system, it is not added to the cache. As a result of this, dud entries are cleared whenever the cache file is written to disk.

master
kts 2015-03-01 06:07:50 -08:00
parent abf9b299b5
commit 977af72999
1 changed files with 20 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
src/AssetCache.cpp
View File

@ -48,6 +48,17 @@ int AssetCache::fromFile(const char *cache_file) {
while ((ret = fscanf_s(file, "%s %u %u\n", fpath, 1024, &fsum, &fsize)) != EOF) {
#else
while ((ret = fscanf(file, "%s %u %u\n", fpath, &fsum, &fsize)) != EOF) {
#endif
char fullpath[1024];
snprintf(fullpath, 1024, "%s/%s", directory.c_str(), fpath);
// only add the asset if it exists.
#ifdef _WIN32
DWORD file_attrib = GetFileAttributes(fullpath);
if (file_attrib != INVALID_FILE_ATTRIBUTES) {
#else
// NOTE: TOCTOU/race vulnerability exists here, but I don't think it matters.
struct stat fstat;
if (stat(fullpath, &fstat) == 0) {
#endif
Asset *asset = new Asset();
asset->filename.assign(fpath);
@ -57,6 +68,7 @@ int AssetCache::fromFile(const char *cache_file) {
assets->set(fpath, asset);
LOG(LOG_DEBUG) << "opened " << fpath << " " << fsum << " " << fsize;
}
}
return 0;
}
@ -71,10 +83,10 @@ int AssetCache::fromDir(const char *dir) {
#else
sprintf_s(cachepath, 1024, "%s/.CACHE", dir);
#endif
directory.assign(dir);
if (fromFile(cachepath) != 0) {
LOG(LOG_INFO) << FUNC_NAME << ": " << cachepath << " does not exist";
}
directory.assign(dir);
traverseDir_r("");
// TODO: move this to a "genChecksum()" sort of function
/*HashEntry<Asset*> *entry;