source: branches/v2.9/mediafolder/include/sym.h@ 21

Last change on this file since 21 was 2, checked in by stevenhl, 8 years ago

Import sources from cwmm-full.zip dated 2005-03-21
File size: 4.3 KB
Line 
1/* Pointer means offset from beginning of file or beginning of struct */
2#pragma pack(1)
3typedef struct {
4 unsigned short int ppNextMap; /* paragraph pointer to next map */
5 unsigned char bFlags; /* symbol types */
6 unsigned char bReserved1; /* reserved */
7 unsigned short int pSegEntry; /* segment entry point value */
8 unsigned short int cConsts; /* count of constants in map */
9 unsigned short int pConstDef; /* pointer to constant chain */
10 unsigned short int cSegs; /* count of segments in map */
11 unsigned short int ppSegDef; /* paragraph pointer to first segment */
12 unsigned char cbMaxSym; /* maximum symbol-name length */
13 unsigned char cbModName; /* length of module name */
14 char achModName[1]; /* cbModName Bytes of module-name member */
15} MAPDEF;
16
17typedef struct {
18 unsigned short int ppNextMap; /* always zero */
19 unsigned char release; /* release number (minor version number) */
20 unsigned char version; /* major version number */
21} LAST_MAPDEF;
22
23typedef struct {
24 unsigned short int ppNextSeg; /* paragraph pointer to next segment */
25 unsigned short int cSymbols; /* count of symbols in list */
26 unsigned short int pSymDef; /* offset of symbol chain */
27 unsigned short int wReserved1; /* reserved */
28 unsigned short int wReserved2; /* reserved */
29 unsigned short int wReserved3; /* reserved */
30 unsigned short int wReserved4; /* reserved */
31 unsigned char bFlags; /* symbol types */
32 unsigned char bReserved1; /* reserved */
33 unsigned short int ppLineDef; /* offset of line number record */
34 unsigned char bReserved2; /* reserved */
35 unsigned char bReserved3; /* reserved */
36 unsigned char cbSegName; /* length of segment name */
37 char achSegName[1]; /* cbSegName Bytes of segment-name member*/
38} SEGDEF;
39
40typedef struct {
41 unsigned short int wSymVal; /* symbol address or constant */
42 unsigned char cbSymName; /* length of symbol name */
43 char achSymName[1]; /* cbSymName Bytes of symbol-name member */
44} SYMDEF16;
45
46typedef struct {
47 unsigned int wSymVal; /* symbol address or constant */
48 unsigned char cbSymName; /* length of symbol name */
49 char achSymName[1]; /* cbSymName Bytes of symbol-name member */
50} SYMDEF32;
51
52typedef struct {
53 unsigned short int ppNextLine; /* ptr to next linedef (0 if last) */
54 unsigned short int wReserved1; /* reserved */
55 unsigned short int pLines; /* pointer to line numbers */
56 unsigned short int cLines; /* reserved */
57 unsigned char cbFileName; /* length of filename */
58 char achFileName[1];/* cbFileName Bytes of filename */
59} LINEDEF;
60
61typedef struct {
62 unsigned short int wCodeOffset; /* executable offset */
63 unsigned short int dwFileOffset; /* source offset */
64} LINEINF;
65
66#define SEGDEFOFFSET(MapDef) (MapDef.ppSegDef*16)
67#define NEXTSEGDEFOFFSET(SegDef) (SegDef.ppNextSeg*16)
68
69#define ASYMPTROFFSET(SegDefOffset,Segdef) (SegDefOffset+SegDef.pSymDef)
70#define SYMDEFOFFSET(SegDefOffset,SegDef,n) (ASYMPTROFFSET(SegDefOffset,SegDef)+(n)*(sizeof(unsigned short int)))
71
72#define ACONSTPTROFFSET(MapDef) (MapDef.ppConstDef)
73#define CONSTDEFOFFSET(MapDef,n) ((MapDef.ppConstDef)+(n)*(sizeof(unsigned short int)))
74
75#define LINEDEFOFFSET(SegDef) (SegDef.ppLineDef*16))
76#define NEXTLINEDEFOFFSET(LineDef) (LineDef.ppNextLine*16)
77#define LINESOFFSET(LinedefOffset,LineDef) ((LinedefOffset)+LineDef.pLines)
78
79
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