1 files changed, 89 insertions, 0 deletions

diff --git a/private/crtlib/include/strstrea.h b/private/crtlib/include/strstrea.h
new file mode 100644
index 000000000..7eed5fead
--- /dev/null
+++ b/private/crtlib/include/strstrea.h
@@ -0,0 +1,89 @@
+/***
+*strstream.h - definitions/declarations for strstreambuf, strstream
+*
+*	Copyright (c) 1991-1993, Microsoft Corporation.  All rights reserved.
+*
+*Purpose:
+*	This file defines the classes, values, macros, and functions
+*	used by the strstream and strstreambuf classes.
+*	[AT&T C++]
+*
+****/
+
+#ifndef _INC_STRSTREAM
+#define _INC_STRSTREAM
+
+#include <iostream.h>
+
+// Force word packing to avoid possible -Zp override
+#pragma pack(4)
+
+#pragma warning(disable:4505)		// disable unwanted /W4 warning
+// #pragma warning(default:4505)	// use this to reenable, if necessary
+
+class strstreambuf : public streambuf  {
+public:
+		strstreambuf();
+		strstreambuf(int);
+		strstreambuf(char *, int, char * = 0);
+		strstreambuf(unsigned char *, int, unsigned char * = 0);
+		strstreambuf(signed char *, int, signed char * = 0);
+		strstreambuf(void * (*a)(long), void (*f) (void *));
+		~strstreambuf();
+
+	void	freeze(int =1);
+	char * str();
+
+virtual	int	overflow(int);
+virtual	int	underflow();
+virtual streambuf* setbuf(char *, int);
+virtual	streampos seekoff(streamoff, ios::seek_dir, int);
+virtual int	sync();		// not in spec.
+
+protected:
+virtual	int	doallocate();
+private:
+	int	x_dynamic;
+	int 	x_bufmin;
+	int 	_fAlloc;
+	int	x_static;
+	void * (* x_alloc)(long);
+	void 	(* x_free)(void *);
+};
+
+class istrstream : public istream {
+public:
+		istrstream(char *);
+		istrstream(char *, int);
+		~istrstream();
+
+inline	strstreambuf* rdbuf() const { return (strstreambuf*) ios::rdbuf(); }
+inline	char * str() { return rdbuf()->str(); }
+};
+
+class ostrstream : public ostream {
+public:
+		ostrstream();
+		ostrstream(char *, int, int = ios::out);
+		~ostrstream();
+
+inline	int	pcount() const { return rdbuf()->out_waiting(); }
+inline	strstreambuf* rdbuf() const { return (strstreambuf*) ios::rdbuf(); }
+inline	char *	str() { return rdbuf()->str(); }
+};
+
+class strstream : public iostream {	// strstreambase ???
+public:
+		strstream();
+		strstream(char *, int, int);
+		~strstream();
+
+inline	int	pcount() const { return rdbuf()->out_waiting(); } // not in spec.
+inline	strstreambuf* rdbuf() const { return (strstreambuf*) ostream::rdbuf(); }
+inline	char * str() { return rdbuf()->str(); }
+};
+
+// Restore default packing
+#pragma pack()
+
+#endif		// !_INC_STRSTREAM