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Some minor reformatting, JLOG instrumentation of the zip file loading.

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This commit is contained in:
wrenczes@gmail.com
2011-02-01 05:53:19 +00:00
parent 4d15756f76
commit 9085b2a0e1
1 changed files with 286 additions and 276 deletions
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156
JGE/src/JFileSystem.cpp
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@@ -36,27 +36,28 @@ JZipCache::~JZipCache(){
}
void JFileSystem::preloadZip(string filename){
map<string,JZipCache *>::iterator it = mZipCache.find(filename);
if (it != mZipCache.end()) return;
map<string,JZipCache *>::iterator it = mZipCache.find(filename);
if (it != mZipCache.end()) return;
JZipCache * cache = new JZipCache();
mZipCache[filename] = cache;
JZipCache * cache = new JZipCache();
mZipCache[filename] = cache;
if (!mZipAvailable || !mZipFile) {
AttachZipFile(filename);
if (!mZipAvailable || !mZipFile) return;
}
int err = unzGoToFirstFile (mZipFile);
while (err == UNZ_OK){
unz_file_pos* filePos = new unz_file_pos();
char filenameInzip[4096];
if (unzGetCurrentFileInfo(mZipFile, NULL, filenameInzip, sizeof(filenameInzip), NULL, 0, NULL, 0) == UNZ_OK){
unzGetFilePos(mZipFile, filePos);
string name = filenameInzip;
cache->dir[name] = filePos;
}
err = unzGoToNextFile(mZipFile);
}
if (!mZipAvailable || !mZipFile)
{
AttachZipFile(filename);
if (!mZipAvailable || !mZipFile) return;
}
int err = unzGoToFirstFile (mZipFile);
while (err == UNZ_OK){
unz_file_pos* filePos = new unz_file_pos();
char filenameInzip[4096];
if (unzGetCurrentFileInfo(mZipFile, NULL, filenameInzip, sizeof(filenameInzip), NULL, 0, NULL, 0) == UNZ_OK){
unzGetFilePos(mZipFile, filePos);
string name = filenameInzip;
cache->dir[name] = filePos;
}
err = unzGoToNextFile(mZipFile);
}
}
JFileSystem* JFileSystem::mInstance = NULL;
@@ -143,8 +144,14 @@ void JFileSystem::DetachZipFile()
{
if (mZipAvailable && mZipFile != NULL)
{
unzCloseCurrentFile(mZipFile);
unzClose(mZipFile);
JLOG("DetachZipFile");
int error = unzCloseCurrentFile(mZipFile);
if (error < 0 )
JLOG("error calling unzCloseCurrentFile");
error = unzClose(mZipFile);
if (error < 0)
JLOG("Error calling unzClose");
}
mZipFile = NULL;
@@ -154,62 +161,65 @@ void JFileSystem::DetachZipFile()
bool JFileSystem::OpenFile(const string &filename)
{
string path = mResourceRoot + filename;
JLOG(path.c_str());
string path = mResourceRoot + filename;
JLOG("JFileSystem::OpenFile");
JLOG(path.c_str());
if (mZipAvailable && mZipFile != NULL)
{
JLOG("zip available, calling preload")
preloadZip(mZipFileName);
map<string,JZipCache *>::iterator it = mZipCache.find(mZipFileName);
if (it == mZipCache.end())
{
JLOG("zip cache miss, detaching & calling open again");
DetachZipFile();
return OpenFile(filename);
}
JZipCache * zc = it->second;
map<string,unz_file_pos *>::iterator it2 = zc->dir.find(filename);
if (it2 == zc->dir.end())
{
JLOG("directory miss, detaching & calling open again");
DetachZipFile();
return OpenFile(filename);
}
unzGoToFilePos(mZipFile,it2->second);
char filenameInzip[256];
unz_file_info fileInfo;
if (mZipAvailable && mZipFile != NULL)
{
preloadZip(mZipFileName);
map<string,JZipCache *>::iterator it = mZipCache.find(mZipFileName);
if (it == mZipCache.end()){
DetachZipFile();
return OpenFile(filename);
}
JZipCache * zc = it->second;
map<string,unz_file_pos *>::iterator it2 = zc->dir.find(filename);
if (it2 == zc->dir.end()){
DetachZipFile();
return OpenFile(filename);
}
unzGoToFilePos(mZipFile,it2->second);
char filenameInzip[256];
unz_file_info fileInfo;
JLOG("calling unzGetCurrentFileInfo");
if (unzGetCurrentFileInfo(mZipFile, &fileInfo, filenameInzip, sizeof(filenameInzip), NULL, 0, NULL, 0) == UNZ_OK)
mFileSize = fileInfo.uncompressed_size;
else
mFileSize = 0;
if (unzGetCurrentFileInfo(mZipFile, &fileInfo, filenameInzip, sizeof(filenameInzip), NULL, 0, NULL, 0) == UNZ_OK)
mFileSize = fileInfo.uncompressed_size;
else
mFileSize = 0;
return (unzOpenCurrentFilePassword(mZipFile, mPassword) == UNZ_OK);
}
else
{
#if defined (WIN32) || defined (LINUX)|| defined (IOS)
mFile = fopen(path.c_str(), "rb");
if (mFile != NULL)
{
fseek(mFile, 0, SEEK_END);
mFileSize = ftell(mFile);
fseek(mFile, 0, SEEK_SET);
return true;
}
#else
mFile = sceIoOpen(path.c_str(), PSP_O_RDONLY, 0777);
if (mFile > 0)
{
mFileSize = sceIoLseek(mFile, 0, PSP_SEEK_END);
sceIoLseek(mFile, 0, PSP_SEEK_SET);
return true;
}
#endif
}
return false;
return (unzOpenCurrentFilePassword(mZipFile, mPassword) == UNZ_OK);
}
else
{
#if defined (WIN32) || defined (LINUX)|| defined (IOS)
mFile = fopen(path.c_str(), "rb");
if (mFile != NULL)
{
fseek(mFile, 0, SEEK_END);
mFileSize = ftell(mFile);
fseek(mFile, 0, SEEK_SET);
return true;
}
#else
JLOG("calling sceIOpen");
mFile = sceIoOpen(path.c_str(), PSP_O_RDONLY, 0777);
if (mFile > 0)
{
JLOG("calling sceIoSeek");
mFileSize = sceIoLseek(mFile, 0, PSP_SEEK_END);
sceIoLseek(mFile, 0, PSP_SEEK_SET);
return true;
}
#endif
}
return false;
}