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Annotation of mstools/samples/sdktools/image/drwatson/include/cv.h, revision 1.1

1.1     ! root        1: /*++
        !             2: 
        !             3: 
        !             4: Copyright (c) 1992  Microsoft Corporation
        !             5: 
        !             6: Module Name:
        !             7: 
        !             8:     cv.h
        !             9: 
        !            10: Abstract:
        !            11: 
        !            12:     This file contains all of the type definitions for accessing
        !            13:     CODEVIEW data.
        !            14: 
        !            15: Author:
        !            16: 
        !            17:     Wesley A. Witt (wesw) 26-March-1992
        !            18: 
        !            19: Environment:
        !            20: 
        !            21:     Win32, User Mode
        !            22: 
        !            23: --*/
        !            24: 
        !            25: 
        !            26: // Global Segment Info table
        !            27: typedef struct _sgf {
        !            28:     unsigned short      fRead   :1;
        !            29:     unsigned short      fWrite  :1;
        !            30:     unsigned short      fExecute:1;
        !            31:     unsigned short      f32Bit  :1;
        !            32:     unsigned short      res1    :4;
        !            33:     unsigned short      fSel    :1;
        !            34:     unsigned short      fAbs    :1;
        !            35:     unsigned short      res2    :2;
        !            36:     unsigned short      fGroup  :1;
        !            37:     unsigned short      res3    :3;
        !            38: } SGF;
        !            39: 
        !            40: typedef struct _sgi {
        !            41:     SGF                 sgf;        // Segment flags
        !            42:     unsigned short      iovl;       // Overlay number
        !            43:     unsigned short      igr;        // Group index
        !            44:     unsigned short      isgPhy;     // Physical segment index
        !            45:     unsigned short      isegName;   // Index to segment name
        !            46:     unsigned short      iclassName; // Index to segment class name
        !            47:     unsigned long       doffseg;    // Starting offset inside physical segment
        !            48:     unsigned long       cbSeg;      // Logical segment size
        !            49: } SGI;
        !            50: 
        !            51: typedef struct _sgm {
        !            52:     unsigned short      cSeg;       // number of segment descriptors
        !            53:     unsigned short      cSegLog;    // number of logical segment descriptors
        !            54: } SGM;
        !            55: 
        !            56: typedef struct OMFSignature {
        !            57:     char            Signature[4];   // "NB08"
        !            58:     long            filepos;        // offset in file
        !            59: } OMFSignature;
        !            60: 
        !            61: typedef struct OMFDirHeader {
        !            62:     unsigned short  cbDirHeader;    // length of this structure
        !            63:     unsigned short  cbDirEntry;     // number of bytes in each directory entry
        !            64:     unsigned long   cDir;           // number of directorie entries
        !            65:     long            lfoNextDir;     // offset from base of next directory
        !            66:     unsigned long   flags;          // status flags
        !            67: } OMFDirHeader;
        !            68: 
        !            69: typedef struct OMFDirEntry {
        !            70:     unsigned short  SubSection;     // subsection type (sst...)
        !            71:     unsigned short  iMod;           // module index
        !            72:     long            lfo;            // large file offset of subsection
        !            73:     unsigned long   cb;             // number of bytes in subsection
        !            74: } OMFDirEntry;
        !            75: 
        !            76: typedef struct OMFSegDesc {
        !            77:     unsigned short  Seg;            // segment index
        !            78:     unsigned short  pad;            // pad to maintain alignment
        !            79:     unsigned long   Off;            // offset of code in segment
        !            80:     unsigned long   cbSeg;          // number of bytes in segment
        !            81: } OMFSegDesc;
        !            82: 
        !            83: typedef struct OMFModule {
        !            84:     unsigned short  ovlNumber;      // overlay number
        !            85:     unsigned short  iLib;           // library that the module was linked from
        !            86:     unsigned short  cSeg;           // count of number of segments in module
        !            87:     char            Style[2];       // debugging style "CV"
        !            88:     OMFSegDesc      SegInfo[1];     // describes segments in module
        !            89:     char            Name[];         // length prefixed module name padded to
        !            90:                                     // long word boundary
        !            91: } OMFModule;
        !            92: 
        !            93: typedef struct  OMFSymHash {
        !            94:     unsigned short  symhash;        // symbol hash function index
        !            95:     unsigned short  addrhash;       // address hash function index
        !            96:     unsigned long   cbSymbol;       // length of symbol information
        !            97:     unsigned long   cbHSym;         // length of symbol hash data
        !            98:     unsigned long   cbHAddr;        // length of address hashdata
        !            99: } OMFSymHash;
        !           100: 
        !           101: typedef unsigned long   CV_uoff32_t;
        !           102: typedef unsigned short  CV_typ_t;
        !           103: 
        !           104: typedef struct DATASYM32 {
        !           105:     unsigned short  reclen;     /* Record length */
        !           106:     unsigned short  rectyp;     /* S_LDATA32, S_GDATA32, S_LTHREAD32,
        !           107:                                    S_GTHREAD32 or S_PUB32 */
        !           108:     CV_uoff32_t     off;
        !           109:     unsigned short  seg;
        !           110:     CV_typ_t        typind;     /* Type index */
        !           111:     unsigned char   name[1];    /* Length-prefixed name */
        !           112: } DATASYM32;
        !           113: 
        !           114: #define FileAlign(x) ((x & (p->optrs.optHdr->FileAlignment-1)) ? ((x & ~(p->optrs.optHdr->FileAlignment-1)) + p->optrs.optHdr->FileAlignment) : x)
        !           115: #define SectionAlign(x) ((x & (p->optrs.optHdr->SectionAlignment-1)) ? ((x & ~(p->optrs.optHdr->SectionAlignment-1)) + p->optrs.optHdr->SectionAlignment) : x)
        !           116: #define DWB(p) ((PBYTE)(p) + (-((long)(p)) & 3))
        !           117: #define NextMod(m) (OMFModule *)DWB((PUCHAR)((PUCHAR)m+sizeof(OMFModule)+m->Name[0]+1))
        !           118: #define NextSym(m) (DATASYM32 *)DWB((PUCHAR)((PUCHAR)m+sizeof(DATASYM32)+m->name[0]+1))
        !           119: #define S_PUB32      0x0203
        !           120: #define sstModule    0x120
        !           121: #define sstGlobalPub 0x12a
        !           122: #define sstSegName   0x12e
        !           123: #define sstSegMap    0x12d

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