ncv/ncvalidate_internaltypes.h

   1 /*
   2  * Copyright 2008, Google Inc.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met:
   8  *
   9  *     * Redistributions of source code must retain the above copyright
  10  * notice, this list of conditions and the following disclaimer.
  11  *     * Redistributions in binary form must reproduce the above
  12  * copyright notice, this list of conditions and the following disclaimer
  13  * in the documentation and/or other materials provided with the
  14  * distribution.
  15  *     * Neither the name of Google Inc. nor the names of its
  16  * contributors may be used to endorse or promote products derived from
  17  * this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef __NCVALIDATE_INTERNALTYPES_H__
  33 #define __NCVALIDATE_INTERNALTYPES_H__
  34 /*
  35  * ncvalidate_internaltypes.h
  36  * Type declarations intimate to ncvalidate.h, exposed for testing.
  37  *
  38  */
  39 #include "nacl_cpuid.h"
  40
  41 /* statistics */
  42 struct SummaryStats {
  43   /* these are just information */
  44   uint32_t instructions;
  45   uint32_t checktarget;
  46   uint32_t targetindirect;
  47   uint32_t segments;
  48   /* the following indicate safety defects */
  49   uint32_t badtarget;
  50   uint32_t unsafeindirect;
  51   uint32_t returns;
  52   uint32_t illegalinst;
  53   uint32_t badalignment;
  54   uint32_t segfaults;
  55   uint32_t badprefix;
  56   uint32_t badinstlength;
  57   uint32_t missingfullstop;
  58   uint32_t internalerrors;
  59   uint32_t badcpu;
  60   int sawfailure;          /* boolean */
  61 };
  62
  63 /* put all formerly global data into a struct */
  64 struct NCValidatorState {
  65   CPUFeatures cpufeatures;  /* from CPUID bit masks; see nacl_cpuid.c */
  66   uint32_t iadrbase;
  67   uint32_t iadrlimit;
  68   uint32_t file_offset;
  69   uint8_t alignment;
  70   uint32_t alignmask;
  71   struct SummaryStats stats;
  72   uint32_t opcodehisto[256];
  73   uint8_t *vttable;
  74   uint8_t *kttable;
  75 };
  76
  77 #endif  /* __NCVALIDATE_INTERNALTYPES_H__ */