log.h

xen虚拟机源代码安装包

// ===================================================================
// 
// Copyright (c) 2005, Intel Corp.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without 
// modification, are permitted provided that the following conditions 
// are met:
//
//   * Redistributions of source code must retain the above copyright 
//     notice, this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above 
//     copyright notice, this list of conditions and the following 
//     disclaimer in the documentation and/or other materials provided 
//     with the distribution.
//   * Neither the name of Intel Corporation nor the names of its 
//     contributors may be used to endorse or promote products derived
//     from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
// OF THE POSSIBILITY OF SUCH DAMAGE.
// ===================================================================

#ifndef __VTPM_LOG_H__
#define __VTPM_LOG_H__

#include <stdint.h>             // for uint32_t
#include <stddef.h>             // for pointer NULL

// =========================== LOGGING ==============================

// the logging module numbers
#define VTPM_LOG_CRYPTO      1
#define VTPM_LOG_BSG         2
#define VTPM_LOG_TXDATA      3
#define VTPM_LOG_TCS         4
#define VTPM_LOG_TCS_DEEP    5
#define VTPM_LOG_VTSP        6
#define VTPM_LOG_VTPM        7
#define VTPM_LOG_VTPM_DEEP   8
#define VTPM_LOG_VTSP_DEEP   9

static char *module_names[] = { "",
                                "CRYPTO",
                                "BSG",
                                "TXDATA",
                                "TCS",
                                "TCS",
                                "VTSP",
                                "VTPM",
                                "VTPM",
                                "VTSP"
                              };

// Default to standard logging
#ifndef LOGGING_MODULES
#define LOGGING_MODULES (BITMASK(VTPM_LOG_VTPM))
#endif

// bit-access macros
#define BITMASK(idx)      ( 1U << (idx) )
#define GETBIT(num,idx)   ( ((num) & BITMASK(idx)) >> idx )
#define SETBIT(num,idx)   (num) |= BITMASK(idx)
#define CLEARBIT(num,idx) (num) &= ( ~ BITMASK(idx) )

#define vtpmloginfo(module, fmt, args...) \
  if (GETBIT (LOGGING_MODULES, module) == 1) {				\
    fprintf (stdout, "INFO[%s]: " fmt, module_names[module], ##args); \
  }

#define vtpmloginfomore(module, fmt, args...) \
  if (GETBIT (LOGGING_MODULES, module) == 1) {			      \
    fprintf (stdout, fmt,##args);				      \
  }
                               
#define vtpmlogerror(module, fmt, args...) \
  fprintf (stderr, "ERROR[%s]: " fmt, module_names[module], ##args);
                               
//typedef UINT32 tpm_size_t;
                        
// helper function for the error codes:
const char* tpm_get_error_name (TPM_RESULT code);

#endif // _VTPM_LOG_H_