Merge remote-tracking branch 'origin/master' into tony

Conflicts:
	common/coroutines.cpp
	common/coroutines.h
	devtools/create_project/msbuild.cpp
	devtools/create_project/visualstudio.cpp

1 files changed, 5 insertions, 4 deletions

diff --git a/common/zlib.cpp b/common/zlib.cpp
index 98f319f351..fc8f351054 100644
--- a/common/zlib.cpp
+++ b/common/zlib.cpp
@@ -161,7 +161,7 @@ protected:
 
 public:
 
-	GZipReadStream(SeekableReadStream *w) : _wrapped(w), _stream() {
+	GZipReadStream(SeekableReadStream *w, uint32 knownSize = 0) : _wrapped(w), _stream() {
 		assert(w != 0);
 
 		// Verify file header is correct
@@ -176,7 +176,8 @@ public:
 			_origSize = w->readUint32LE();
 		} else {
 			// Original size not available in zlib format
-			_origSize = 0;
+			// use an otherwise known size if supplied.
+			_origSize = knownSize;
 		}
 		_pos = 0;
 		w->seek(0, SEEK_SET);
@@ -390,7 +391,7 @@ public:
 
 #endif	// USE_ZLIB
 
-SeekableReadStream *wrapCompressedReadStream(SeekableReadStream *toBeWrapped) {
+SeekableReadStream *wrapCompressedReadStream(SeekableReadStream *toBeWrapped, uint32 knownSize) {
 #if defined(USE_ZLIB)
 	if (toBeWrapped) {
 		uint16 header = toBeWrapped->readUint16BE();
@@ -399,7 +400,7 @@ SeekableReadStream *wrapCompressedReadStream(SeekableReadStream *toBeWrapped) {
 				      header % 31 == 0));
 		toBeWrapped->seek(-2, SEEK_CUR);
 		if (isCompressed)
-			return new GZipReadStream(toBeWrapped);
+			return new GZipReadStream(toBeWrapped, knownSize);
 	}
 #endif
 	return toBeWrapped;