1  /* codeview.h - CodeView debug support
       2     Copyright (C) 2022-2023 Free Software Foundation, Inc.
       3  
       4     This file is part of GAS, the GNU Assembler.
       5  
       6     GAS is free software; you can redistribute it and/or modify
       7     it under the terms of the GNU General Public License as published by
       8     the Free Software Foundation; either version 3, or (at your option)
       9     any later version.
      10  
      11     GAS is distributed in the hope that it will be useful,
      12     but WITHOUT ANY WARRANTY; without even the implied warranty of
      13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14     GNU General Public License for more details.
      15  
      16     You should have received a copy of the GNU General Public License
      17     along with GAS; see the file COPYING.  If not, write to the Free
      18     Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
      19     02110-1301, USA.  */
      20  
      21  /* Header files referred to below can be found in Microsoft's PDB
      22     repository: https://github.com/microsoft/microsoft-pdb.  */
      23  
      24  #ifndef GAS_CODEVIEW_H
      25  #define GAS_CODEVIEW_H
      26  
      27  #define CV_SIGNATURE_C13	4
      28  
      29  #define DEBUG_S_SYMBOLS		0xf1
      30  #define DEBUG_S_LINES		0xf2
      31  #define DEBUG_S_STRINGTABLE	0xf3
      32  #define DEBUG_S_FILECHKSMS	0xf4
      33  
      34  #define S_OBJNAME		0x1101
      35  #define S_COMPILE3		0x113c
      36  
      37  #define CV_CFL_MASM		0x03
      38  
      39  #define CV_CFL_80386		0x03
      40  #define CV_CFL_X64		0xD0
      41  #define CV_CFL_ARM64		0xF6
      42  
      43  #define CHKSUM_TYPE_MD5		1
      44  
      45  /* OBJNAMESYM in cvinfo.h */
      46  struct OBJNAMESYM
      47  {
      48    uint16_t length;
      49    uint16_t type;
      50    uint32_t signature;
      51  };
      52  
      53  /* COMPILESYM3 in cvinfo.h */
      54  struct COMPILESYM3
      55  {
      56    uint16_t length;
      57    uint16_t type;
      58    uint32_t flags;
      59    uint16_t machine;
      60    uint16_t frontend_major;
      61    uint16_t frontend_minor;
      62    uint16_t frontend_build;
      63    uint16_t frontend_qfe;
      64    uint16_t backend_major;
      65    uint16_t backend_minor;
      66    uint16_t backend_build;
      67    uint16_t backend_qfe;
      68  } ATTRIBUTE_PACKED;
      69  
      70  /* filedata in dumpsym7.cpp */
      71  struct file_checksum
      72  {
      73    uint32_t file_id;
      74    uint8_t checksum_length;
      75    uint8_t checksum_type;
      76  } ATTRIBUTE_PACKED;
      77  
      78  /* CV_DebugSLinesHeader_t in cvinfo.h */
      79  struct cv_lines_header
      80  {
      81    uint32_t offset;
      82    uint16_t section;
      83    uint16_t flags;
      84    uint32_t length;
      85  };
      86  
      87  /* CV_DebugSLinesFileBlockHeader_t in cvinfo.h */
      88  struct cv_lines_block
      89  {
      90    uint32_t file_id;
      91    uint32_t num_lines;
      92    uint32_t length;
      93  };
      94  
      95  /* CV_Line_t in cvinfo.h */
      96  struct cv_line
      97  {
      98    uint32_t offset;
      99    uint32_t line_no;
     100  };
     101  
     102  extern void codeview_finish (void);
     103  extern void codeview_generate_asm_lineno (void);
     104  
     105  #endif