1HEADmaster

1 files changed, 179 insertions, 0 deletions

diff --git a/external/vpc/public/tier1/fmtstr.h b/external/vpc/public/tier1/fmtstr.h
new file mode 100644
index 0000000..476f4c5
--- /dev/null
+++ b/external/vpc/public/tier1/fmtstr.h
@@ -0,0 +1,179 @@
+//========= Copyright � 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: A simple class for performing safe and in-expression sprintf-style
+//			string formatting
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#ifndef FMTSTR_H
+#define FMTSTR_H
+
+#include <stdarg.h>
+#include <stdio.h>
+#include "tier0/platform.h"
+#include "tier0/dbg.h"
+#include "tier1/strtools.h"
+
+#if defined( _WIN32 )
+#pragma once
+#endif
+
+//=============================================================================
+
+// using macro to be compatable with GCC
+#define FmtStrVSNPrintf( szBuf, nBufSize, bQuietTruncation, ppszFormat ) \
+	do \
+	{ \
+		int     result; \
+		va_list arg_ptr; \
+		bool bTruncated = false; \
+		static int scAsserted = 0; \
+	\
+		va_start(arg_ptr, (*(ppszFormat))); \
+		result = V_vsnprintfRet( (szBuf), (nBufSize)-1, (*(ppszFormat)), arg_ptr, &bTruncated ); \
+		va_end(arg_ptr); \
+	\
+		(szBuf)[(nBufSize)-1] = 0; \
+		if ( bTruncated && !(bQuietTruncation) && scAsserted < 5 ) \
+		{ \
+			Assert( !bTruncated ); \
+			scAsserted++; \
+		} \
+	} \
+	while (0)
+
+
+//-----------------------------------------------------------------------------
+//
+// Purpose: String formatter with specified size
+//
+
+template <int SIZE_BUF>
+class CFmtStrN
+{
+public:
+	CFmtStrN()	
+	{ 
+		InitQuietTruncation();
+		m_szBuf[0] = 0; 
+		m_nLength = 0;
+	}
+	
+	// Standard C formatting
+	CFmtStrN(const char *pszFormat, ...) FMTFUNCTION( 2, 3 )
+	{
+		InitQuietTruncation();
+		FmtStrVSNPrintf(m_szBuf, SIZE_BUF, m_bQuietTruncation, &pszFormat);
+		FixLength();
+	}
+
+	// Use this for pass-through formatting
+	CFmtStrN(const char ** ppszFormat, ...)
+	{
+		InitQuietTruncation();
+		FmtStrVSNPrintf(m_szBuf, SIZE_BUF, m_bQuietTruncation, ppszFormat);
+		FixLength();
+	}
+
+	// Explicit reformat
+	const char *sprintf(const char *pszFormat, ...)	FMTFUNCTION( 2, 3 )
+	{
+		InitQuietTruncation();
+		FmtStrVSNPrintf(m_szBuf, SIZE_BUF, m_bQuietTruncation, &pszFormat); 
+		FixLength();
+		return m_szBuf;
+	}
+
+	// Use this for pass-through formatting
+	void VSprintf(const char **ppszFormat, ...)
+	{
+		InitQuietTruncation();
+		FmtStrVSNPrintf(m_szBuf, SIZE_BUF, m_bQuietTruncation, ppszFormat);
+		FixLength();
+	}
+
+	// Use for access
+	operator const char *() const				{ return m_szBuf; }
+	char *Access()								{ return m_szBuf; }
+	CFmtStrN<SIZE_BUF> & operator=( const char *pchValue ) { sprintf( pchValue ); return *this; }
+	CFmtStrN<SIZE_BUF> & operator+=( const char *pchValue ) { Append( pchValue ); return *this; }
+	int Length() const { return m_nLength; }
+
+	void Clear()								{ m_szBuf[0] = 0; m_nLength = 0; }
+
+	void AppendFormat( const char *pchFormat, ... ) { char *pchEnd = m_szBuf + m_nLength; FmtStrVSNPrintf( pchEnd, SIZE_BUF - m_nLength, m_bQuietTruncation, &pchFormat ); FixLength(); }
+	void AppendFormatV( const char *pchFormat, va_list args );
+	void Append( const char *pchValue ) { AppendFormat( pchValue ); }
+
+	void AppendIndent( uint32 unCount, char chIndent = '\t' );
+protected:
+	virtual void InitQuietTruncation()
+	{
+#ifdef _DEBUG
+		m_bQuietTruncation = false; 
+#else
+		m_bQuietTruncation = true;	// Force quiet for release builds
+#endif
+	}
+
+	bool m_bQuietTruncation;
+
+	void FixLength() { m_nLength = V_strlen(m_szBuf); }
+private:
+	char m_szBuf[SIZE_BUF];
+	int m_nLength;
+
+};
+
+
+// Version which will not assert if strings are truncated
+
+template <int SIZE_BUF>
+class CFmtStrQuietTruncationN : public CFmtStrN<SIZE_BUF>
+{
+protected:
+	virtual void InitQuietTruncation() { this->m_bQuietTruncation = true; }
+};
+
+
+template< int SIZE_BUF >
+void CFmtStrN<SIZE_BUF>::AppendIndent( uint32 unCount, char chIndent )
+{
+	Assert( Length() + unCount < SIZE_BUF );
+	if( Length() + unCount >= SIZE_BUF )
+		unCount = SIZE_BUF - (1+Length());
+	for ( uint32 x = 0; x < unCount; x++ )
+	{
+		m_szBuf[ m_nLength++ ] = chIndent;
+	}
+	m_szBuf[ m_nLength ] = '\0';
+}
+
+template< int SIZE_BUF >
+void CFmtStrN<SIZE_BUF>::AppendFormatV( const char *pchFormat, va_list args )
+{
+	int cubPrinted = V_vsnprintf( m_szBuf+Length(), SIZE_BUF - Length(), pchFormat, args );
+	m_nLength += cubPrinted;
+}
+
+
+//-----------------------------------------------------------------------------
+//
+// Purpose: Default-sized string formatter
+//
+
+#define FMTSTR_STD_LEN 1024
+
+typedef CFmtStrN<FMTSTR_STD_LEN> CFmtStr;
+typedef CFmtStrQuietTruncationN<FMTSTR_STD_LEN> CFmtStrQuietTruncation;
+typedef CFmtStrN<1024> CFmtStr1024;
+typedef CFmtStrN<8192> CFmtStrMax;
+
+//=============================================================================
+
+const int k_cchFormattedDate = 64;
+const int k_cchFormattedTime = 32;
+bool BGetLocalFormattedTime( time_t timeVal, char *pchDate, int cubDate, char *pchTime, int cubTime );
+
+#endif // FMTSTR_H