229 lines
6.4 KiB
C
229 lines
6.4 KiB
C
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// bsc.h
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//
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#include <stdarg.h>
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#define BSC_API far
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#if defined (OS2)
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typedef int FILEHANDLE;
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typedef int FILEMODE;
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#else
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typedef HANDLE FILEHANDLE;
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typedef DWORD FILEMODE;
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#endif
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//////////////////////////////////////////////////////////////////////
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// you must define the following callbacks for the library to use
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// to avoid dependancy on the C standard io library. If you don't
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// define these then you accept the defaults which call C runtime
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//
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// malloc and free workalikes
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LPV BSC_API LpvAllocCb(WORD cb);
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VOID BSC_API FreeLpv(LPV lpv);
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// open, read, close, seek workalikes
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FILEHANDLE BSC_API BSCOpen(LSZ lszFileName, FILEMODE mode);
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int BSC_API BSCRead(FILEHANDLE handle, LPCH lpchBuf, WORD cb);
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int BSC_API BSCSeek(FILEHANDLE handle, long lPos, FILEMODE mode);
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int BSC_API BSCClose(FILEHANDLE handle);
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// ascii text output routine
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VOID BSC_API BSCOutput(LSZ lsz);
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#ifdef DEBUG
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VOID BSC_API BSCDebugOut(LSZ lsz);
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VOID BSC_API BSCDebug(LSZ lszFormat, ...);
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#endif
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// error handling routines
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//
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VOID BSC_API SeekError(LSZ lszFileName); // (may choose to not return)
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VOID BSC_API ReadError(LSZ lszFileName); // (may choose to not return)
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VOID BSC_API BadBSCVer(LSZ lszFileName); // (may choose to not return)
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// end of callbacks
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//
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///////////////////////////////////////////////////////////////////////
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// an IDX is guaranteed to be big enough to hold any of the
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// database index types, i.e. it is a generic index
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typedef DWORD IDX;
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#define idxNil 0xffffffffL
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#define isymNil 0xffffL
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#define imodNil 0xffffL
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// definition and prototypes for use with the bsc library
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//
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typedef WORD IMOD;
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typedef WORD IMS;
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typedef WORD ISYM;
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typedef WORD IINST;
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typedef DWORD IREF;
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typedef WORD IDEF;
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typedef WORD IUSE;
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typedef WORD IUBY;
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typedef WORD TYP;
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typedef WORD ATR;
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// Open the specified data base.
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// Return TRUE iff successful, FALSE if database can't be read
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//
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BOOL BSC_API FOpenBSC (LSZ lszName);
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// close database and free as much memory as possible
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//
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VOID BSC_API CloseBSC(VOID);
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// return the length of the largest symbol in the database
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//
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WORD BSC_API BSCMaxSymLen(VOID);
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// is this database built with a case sensitive language?
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//
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BOOL BSC_API FCaseBSC(VOID);
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// override the case sensitivity of the database, symbol lookups become
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// case (in)sensistive as specified
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//
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VOID BSC_API SetCaseBSC(BOOL fCaseSensitive);
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// do a case insenstive compare qualified by a case sensitive compare
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// if fCase is true -- this is the order of symbols in the symbol list
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int BSC_API CaseCmp(LSZ lsz1, LSZ lsz2);
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// return the name of the given symbol
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//
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LSZ BSC_API LszNameFrSym (ISYM isym);
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// return the name of the given module
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//
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LSZ BSC_API LszNameFrMod (IMOD imod);
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// return the imod with the given name -- imodNil if none
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//
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IMOD BSC_API ImodFrLsz(LSZ lszModName);
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// return the isym with the given name -- isymNil if none
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//
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ISYM BSC_API IsymFrLsz(LSZ lszSymName);
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// return the biggest isym in this database, isyms run from 0 to this value - 1
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//
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ISYM BSC_API IsymMac(VOID);
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// return the biggest imod in this database, imods run from 0 to this value - 1
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//
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IMOD BSC_API ImodMac(VOID);
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// return the biggest iinst in this database, iinsts run from 0 to the value -1
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IINST BSC_API IinstMac(VOID);
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// fill in the range of MS items valid for this module
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//
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VOID BSC_API MsRangeOfMod(IMOD imod, IMS far *pimsFirst, IMS far *pimsLast);
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// give the instance index of the module symbol (MS)
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//
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IINST BSC_API IinstOfIms(IMS ims);
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// fill in the range of inst values for this symbol
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//
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VOID BSC_API InstRangeOfSym(ISYM isym, IINST far *piinstFirst, IINST far *piinstLast);
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// get the information that qualifies this instance
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//
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VOID BSC_API InstInfo(IINST iinst, ISYM far *pisymInst, TYP far *typ, ATR far *atr);
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// fill in the reference ranges from the inst
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//
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VOID BSC_API RefRangeOfInst(IINST iinst, IREF far *pirefFirst, IREF far *pirefLast);
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// fill in the definition ranges from the inst
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//
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VOID BSC_API DefRangeOfInst(IINST iinst, IDEF far *pidefFirst, IDEF far *pidefLast);
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// fill in the use ranges from the inst
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//
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VOID BSC_API UseRangeOfInst(IINST iinst, IUSE far *piuseFirst, IUSE far *piuseLast);
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// fill in the used by ranges from the inst
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//
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VOID BSC_API UbyRangeOfInst(IINST iinst, IUBY far *piubyFirst, IUBY far *piubyLast);
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// fill in the information about this things which an inst uses
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//
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VOID BSC_API UseInfo(IUSE iuse, IINST far *piinst, WORD far *pcnt);
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// fill in the information about this things which an inst is used by
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//
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VOID BSC_API UbyInfo(IUBY iuby, IINST far *piinst, WORD far *pcnt);
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// fill in the information about this reference
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//
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VOID BSC_API RefInfo(IREF iref, LSZ far *plszName, WORD far *pline);
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// fill in the information about this definition
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//
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VOID BSC_API DefInfo(IDEF idef, LSZ far *plszName, WORD far *pline);
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// these are the bit values for the InstInfo() TYP and ATR types
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//
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//
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// this is the type part of the field, it describes what sort of object
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// we are talking about. Note the values are sequential -- the item will
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// be exactly one of these things
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//
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#define INST_TYP_FUNCTION 0x01
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#define INST_TYP_LABEL 0x02
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#define INST_TYP_PARAMETER 0x03
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#define INST_TYP_VARIABLE 0x04
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#define INST_TYP_CONSTANT 0x05
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#define INST_TYP_MACRO 0x06
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#define INST_TYP_TYPEDEF 0x07
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#define INST_TYP_STRUCNAM 0x08
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#define INST_TYP_ENUMNAM 0x09
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#define INST_TYP_ENUMMEM 0x0A
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#define INST_TYP_UNIONNAM 0x0B
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#define INST_TYP_SEGMENT 0x0C
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#define INST_TYP_GROUP 0x0D
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// this is the attribute part of the field, it describes the storage
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// class and/or scope of the instance. Any combination of the bits
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// might be set by some language compiler, but there are some combinations
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// that done make sense.
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#define INST_ATR_LOCAL 0x001
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#define INST_ATR_STATIC 0x002
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#define INST_ATR_SHARED 0x004
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#define INST_ATR_NEAR 0x008
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#define INST_ATR_COMMON 0x010
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#define INST_ATR_DECL_ONLY 0x020
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#define INST_ATR_PUBLIC 0x040
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#define INST_ATR_NAMED 0x080
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#define INST_ATR_MODULE 0x100
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// simple minded printf replacements, only %d, %s supported -- SMALL
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VOID BSC_API BSCFormat(LPCH lpchOut, LSZ lszFormat, va_list va);
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VOID BSC_API BSCSprintf(LPCH lpchOut, LSZ lszFormat, ...);
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VOID BSC_API BSCPrintf(LSZ lszFormat, ...);
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// rjsa 10/22/90
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// Some runtime library functions are broken, so intrinsics have
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// to be used.
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// BUGBUG
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//#pragma intrinsic (memset, memcpy, memcmp)
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//#pragma intrinsic (strset, strcpy, strcmp, strcat, strlen)
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