зеркало из https://github.com/mozilla/pjs.git
fixes one of the crashes reported in bug 190326 "crash in nsJARChannel.cpp
when launching calendar" r=dougt sr=bzbarsky a=asa
This commit is contained in:
Родитель
807a5de681
Коммит
e8caee69c2
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@ -59,6 +59,7 @@ public:
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: mJarCache(jarCache)
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, mJarFile(jarFile)
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, mJarEntry(jarEntry)
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, mContentLength(-1)
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{
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NS_ASSERTION(mJarFile, "no jar file");
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}
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@ -66,7 +67,12 @@ public:
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void GetJarReader(nsIZipReader **result)
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{
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NS_ADDREF(*result = mJarReader);
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NS_IF_ADDREF(*result = mJarReader);
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}
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PRInt32 GetContentLength()
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{
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return mContentLength;
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}
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private:
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@ -77,6 +83,7 @@ private:
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nsCOMPtr<nsIFile> mJarFile;
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nsCOMPtr<nsIInputStream> mJarStream;
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nsCString mJarEntry;
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PRInt32 mContentLength;
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};
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsJARInputThunk, nsIInputStream)
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@ -87,11 +94,22 @@ nsJARInputThunk::EnsureJarStream()
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if (mJarStream)
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return NS_OK;
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nsresult rv = mJarCache->GetZip(mJarFile, getter_AddRefs(mJarReader));
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nsresult rv;
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rv = mJarCache->GetZip(mJarFile, getter_AddRefs(mJarReader));
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if (NS_FAILED(rv)) return rv;
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return mJarReader->GetInputStream(mJarEntry.get(),
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rv = mJarReader->GetInputStream(mJarEntry.get(),
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getter_AddRefs(mJarStream));
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if (NS_FAILED(rv)) return rv;
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// ask the zip entry for the content length
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nsCOMPtr<nsIZipEntry> entry;
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mJarReader->GetEntry(mJarEntry.get(), getter_AddRefs(entry));
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if (entry)
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entry->GetRealSize((PRUint32 *) &mContentLength);
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return NS_OK;
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}
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NS_IMETHODIMP
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@ -510,17 +528,9 @@ nsJARChannel::SetContentCharset(const nsACString &aContentCharset)
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NS_IMETHODIMP
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nsJARChannel::GetContentLength(PRInt32 *result)
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{
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if (mContentLength < 0 && mJarInput) {
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// ask the zip entry for the content length
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nsCOMPtr<nsIZipReader> jarReader;
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mJarInput->GetJarReader(getter_AddRefs(jarReader));
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if (jarReader) {
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nsCOMPtr<nsIZipEntry> entry;
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jarReader->GetEntry(mJarEntry.get(), getter_AddRefs(entry));
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if (entry)
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entry->GetRealSize((PRUint32 *) &mContentLength);
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}
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}
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// if content length is unknown, query mJarInput...
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if (mContentLength < 0 && mJarInput)
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mContentLength = mJarInput->GetContentLength();
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*result = mContentLength;
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return NS_OK;
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@ -59,6 +59,7 @@ public:
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: mJarCache(jarCache)
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, mJarFile(jarFile)
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, mJarEntry(jarEntry)
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, mContentLength(-1)
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{
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NS_ASSERTION(mJarFile, "no jar file");
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}
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@ -66,7 +67,12 @@ public:
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void GetJarReader(nsIZipReader **result)
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{
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NS_ADDREF(*result = mJarReader);
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NS_IF_ADDREF(*result = mJarReader);
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}
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PRInt32 GetContentLength()
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{
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return mContentLength;
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}
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private:
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@ -77,6 +83,7 @@ private:
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nsCOMPtr<nsIFile> mJarFile;
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nsCOMPtr<nsIInputStream> mJarStream;
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nsCString mJarEntry;
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PRInt32 mContentLength;
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};
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsJARInputThunk, nsIInputStream)
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@ -87,11 +94,22 @@ nsJARInputThunk::EnsureJarStream()
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if (mJarStream)
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return NS_OK;
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nsresult rv = mJarCache->GetZip(mJarFile, getter_AddRefs(mJarReader));
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nsresult rv;
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rv = mJarCache->GetZip(mJarFile, getter_AddRefs(mJarReader));
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if (NS_FAILED(rv)) return rv;
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return mJarReader->GetInputStream(mJarEntry.get(),
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rv = mJarReader->GetInputStream(mJarEntry.get(),
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getter_AddRefs(mJarStream));
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if (NS_FAILED(rv)) return rv;
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// ask the zip entry for the content length
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nsCOMPtr<nsIZipEntry> entry;
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mJarReader->GetEntry(mJarEntry.get(), getter_AddRefs(entry));
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if (entry)
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entry->GetRealSize((PRUint32 *) &mContentLength);
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return NS_OK;
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}
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NS_IMETHODIMP
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@ -510,17 +528,9 @@ nsJARChannel::SetContentCharset(const nsACString &aContentCharset)
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NS_IMETHODIMP
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nsJARChannel::GetContentLength(PRInt32 *result)
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{
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if (mContentLength < 0 && mJarInput) {
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// ask the zip entry for the content length
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nsCOMPtr<nsIZipReader> jarReader;
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mJarInput->GetJarReader(getter_AddRefs(jarReader));
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if (jarReader) {
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nsCOMPtr<nsIZipEntry> entry;
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jarReader->GetEntry(mJarEntry.get(), getter_AddRefs(entry));
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if (entry)
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entry->GetRealSize((PRUint32 *) &mContentLength);
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}
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}
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// if content length is unknown, query mJarInput...
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if (mContentLength < 0 && mJarInput)
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mContentLength = mJarInput->GetContentLength();
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*result = mContentLength;
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return NS_OK;
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