1964 lines
65 KiB
Plaintext
1964 lines
65 KiB
Plaintext
/*
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* MODIFICATION HISTORY
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*
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* M001 07/08/87 rlb
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* - Added NOIOPL recognition (PTM 6075).
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* - Version number changed to 1.00.01.
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* M002 10/05/87 rlb
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* - Added REALMODE
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* - Version number ==> 1.00.02
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*/
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%token T_FALIAS
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%token T_KCLASS
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%token T_KNAME
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%token T_KLIBRARY
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%token T_KBASE
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%token T_KDEVICE
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%token T_KPHYSICAL
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%token T_KVIRTUAL
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%token T_ID
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%token T_NUMBER
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%token T_KDESCRIPTION
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%token T_KHEAPSIZE
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%token T_KSTACKSIZE
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%token T_KMAXVAL
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%token T_KCODE
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%token T_KCONSTANT
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%token <_wd> T_FDISCARDABLE T_FNONDISCARDABLE
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%token T_FEXEC
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%token T_FFIXED
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%token T_FMOVABLE
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%token T_FSWAPPABLE
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%token T_FSHARED
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%token T_FMIXED
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%token T_FNONSHARED
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%token T_FPRELOAD
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%token T_FINVALID
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%token T_FLOADONCALL
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%token T_FRESIDENT
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%token T_FPERM
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%token T_FCONTIG
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%token T_FDYNAMIC
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%token T_FNONPERM
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%token T_KDATA
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%token T_FNONE
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%token T_FSINGLE
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%token T_FMULTIPLE
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%token T_KSEGMENTS
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%token T_KOBJECTS
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%token T_KSECTIONS
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%token T_KSTUB
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%token T_KEXPORTS
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%token T_KEXETYPE
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%token T_KSUBSYSTEM
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%token T_FDOS
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%token T_FOS2
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%token T_FUNKNOWN
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%token T_FWINDOWS
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%token T_FDEV386
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%token T_FMACINTOSH
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%token T_FWINDOWSNT
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%token T_FWINDOWSCHAR
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%token T_FPOSIX
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%token T_FNT
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%token T_FUNIX
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%token T_KIMPORTS
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%token T_KNODATA
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%token T_KOLD
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%token T_KCONFORM
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%token T_KNONCONFORM
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%token T_KEXPANDDOWN T_KNOEXPANDDOWN
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%token T_EQ
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%token T_AT
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%token T_KRESIDENTNAME
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%token T_KNONAME
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%token T_STRING
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%token T_DOT
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%token T_COLON
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%token T_COMA
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%token T_ERROR
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%token T_FHUGE T_FIOPL T_FNOIOPL
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%token T_PROTMODE
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%token T_FEXECREAD T_FRDWR
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%token T_FRDONLY
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%token T_FINITGLOB T_FINITINST T_FTERMINST
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%token T_FWINAPI T_FWINCOMPAT T_FNOTWINCOMPAT T_FPRIVATE T_FNEWFILES
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%token T_REALMODE
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%token T_FUNCTIONS
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%token T_APPLOADER
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%token T_OVL
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%token T_KVERSION
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%{ /* SCCSID = %W% %E% */
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#if _M_IX86 >= 300
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#define M_I386 1
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#define HOST32
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#ifndef _WIN32
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#define i386
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#endif
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#endif
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#ifdef _WIN32
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#ifndef HOST32
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#define HOST32
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#endif
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#endif
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#include <basetsd.h>
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#include <stdio.h>
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#include <string.h>
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#include <malloc.h>
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#include <stdlib.h>
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#include <process.h>
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#include <stdarg.h>
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#include <io.h>
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#include "impliber.h"
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#include "verimp.h" /* VERSION_STRING header */
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#ifdef _MBCS
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#define _CRTVAR1
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#include <mbctype.h>
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#include <mbstring.h>
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#endif
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#define EXE386 0
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#define NOT !
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#define AND &&
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#define OR ||
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#define NEAR
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#include <newexe.h>
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typedef unsigned char BYTE; /* Byte */
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#ifdef HOST32
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#define FAR
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#define HUGE
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#define NEAR
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#define FSTRICMP _stricmp
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#define PASCAL
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#else
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#define FAR far
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#define HUGE huge
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#define FSTRICMP _fstricmp
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#define PASCAL __pascal
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#endif
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#ifndef TRUE
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#define TRUE 1
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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#define C8_IDE TRUE
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#ifndef LOCAL
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#ifndef _WIN32
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#define LOCAL static
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#else
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#define LOCAL
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#endif
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#endif
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#define WRBIN "wb" /* Write only binary mode */
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#define RDBIN "rb" /* Read only binary mode */
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#define UPPER(c) (((c)>='a' && (c)<='z')? (c) - 'a' + 'A': (c))
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/* Raise char to upper case */
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#define YYS_WD(x) (x)._wd /* Access macro */
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#define YYS_BP(x) (x)._bp /* Access macro */
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#define SBMAX 255 /* Max. of length-prefixed string */
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#define MAXDICLN 997 /* Max. no. of pages in dictionary */
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#define PAGLEN 512 /* 512 bytes per page */
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#define THEADR 0x80 /* THEADR record type */
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#define COMENT 0x88 /* COMENT record type */
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#define MODEND 0x8A /* MODEND record type */
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#define PUBDEF 0x90 /* PUBDEF record type */
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#define LIBHDR 0xF0 /* Library header recod */
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#define DICHDR 0xF1 /* Dictionary header record */
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#define MSEXT 0xA0 /* OMF extension comment class */
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#define IMPDEF 0x01 /* IMPort DEFinition record */
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#define NBUCKETS 37 /* Thirty-seven buckets per page */
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#define PAGEFULL ((char)(0xFF)) /* Page full flag */
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#define FREEWD 19 /* Word index of first free word */
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#define WPP (PAGLEN >> 1) /* Number of words per page */
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#define pagout(pb) fwrite(pb,1,PAGLEN,fo)
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/* Write dictionary page to library */
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#define INCLUDE_DIR 0xffff /* Include directive for the lexer */
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#define MAX_NEST 7
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#define IO_BUF_SIZE 512
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typedef struct import /* Import record */
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{
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struct import *i_next; /* Link to next in list */
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char *i_extnam; /* Pointer to external name */
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char *i_internal; /* Pointer to internal name */
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unsigned short i_ord; /* Ordinal number */
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unsigned short i_flags; /* Extra flags */
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}
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IMPORT; /* Import record */
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#define I_NEXT(x) (x).i_next
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#define I_EXTNAM(x) (x).i_extnam
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#define I_INTNAM(x) (x).i_internal
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#define I_ORD(x) (x).i_ord
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#define I_FLAGS(x) (x).i_flags
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typedef unsigned char byte;
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typedef unsigned short word;
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#ifdef M68000
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#define strrchr rindex
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#endif
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LOCAL int fIgnorecase = 1;/* True if ignoring case - default */
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LOCAL int fBannerOnScreen;/* True if banner on screen */
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LOCAL int fFileNameExpected = 1;
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LOCAL int fNTdll; /* If true add file name extension to module names */
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LOCAL int fIgnorewep = 0; /* True if ignoring multiple WEPs */
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LOCAL FILE *includeDisp[MAX_NEST];
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// Include file stack
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LOCAL short curLevel; // Current include nesting level
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// Zero means main .DEF file
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char prognam[] = "IMPLIB";
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FILE *fi; /* Input file */
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FILE *fo; /* Output file */
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int yylineno = 1; /* Line number */
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char rgbid[SBMAX]; /* I.D. buffer */
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char sbModule[SBMAX];/* Module name */
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IMPORT *implist; /* List of importable symbols */
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IMPORT *lastimp; /* Pointer to end of list */
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IMPORT *newimps; /* List of importable symbols */
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word csyms; /* Symbol count */
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word csymsmod; /* Per-module symbol count */
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long cbsyms; /* Symbol byte count */
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word diclength; /* Dictionary length in PAGEs */
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char *mpdpnpag[MAXDICLN];
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/* Page buffer array */
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char *defname; /* Name of definitions file */
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int exitCode; /* code returned to OS */
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#if C8_IDE
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int fC8IDE = FALSE;
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char msgBuf[_MAX_PATH];
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#endif
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LOCAL char moduleEXE[] = ".exe";
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LOCAL char moduleDLL[] = ".dll";
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word prime[] = /* Array of primes */
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{
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2, 3, 5, 7, 11, 13, 17, 19, 23, 29,
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31, 37, 41, 43, 47, 53, 59, 61, 67, 71,
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73, 79, 83, 89, 97, 101, 103, 107, 109, 113,
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127, 131, 137, 139, 149, 151, 157, 163, 167, 173,
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179, 181, 191, 193, 197, 199, 211, 223, 227, 229,
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233, 239, 241, 251, 257, 263, 269, 271, 277, 281,
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283, 293, 307, 311, 313, 317, 331, 337, 347, 349,
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353, 359, 367, 373, 379, 383, 389, 397, 401, 409,
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419, 421, 431, 433, 439, 443, 449, 457, 461, 463,
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467, 479, 487, 491, 499, 503, 509, 521, 523, 541,
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547, 557, 563, 569, 571, 577, 587, 593, 599, 601,
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607, 613, 617, 619, 631, 641, 643, 647, 653, 659,
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661, 673, 677, 683, 691, 701, 709, 719, 727, 733,
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739, 743, 751, 757, 761, 769, 773, 787, 797, 809,
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811, 821, 823, 827, 829, 839, 853, 857, 859, 863,
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877, 881, 883, 887, 907, 911, 919, 929, 937, 941,
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947, 953, 961, 967, 971, 977, 983, 991, MAXDICLN,
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0
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};
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LOCAL void MOVE(int cb, char *src, char *dst);
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LOCAL void DefaultModule(char *defaultExt);
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LOCAL void NewModule(char *sbNew, char *defaultExt);
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LOCAL char *alloc(word cb);
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LOCAL void export(char *sbEntry, char *sbInternal, word ordno, word flags);
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LOCAL word theadr(char *sbName);
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LOCAL void outimpdefs(void);
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LOCAL short symeq(char *ps1,char *ps2);
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LOCAL void initsl(void);
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LOCAL word rol(word x, word n);
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LOCAL word ror(word x, word n);
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LOCAL void hashsym(char *pf, word *pdpi, word *pdpid,word *pdpo, word *pdpod);
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LOCAL void nullfill(char *pbyte, word length);
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LOCAL int pagesearch(char *psym, char *dicpage, word *pdpo, word dpod);
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LOCAL word instsym(IMPORT *psym);
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LOCAL void nulpagout(void);
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LOCAL void writedic(void);
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LOCAL int IsPrefix(char *prefix, char *s);
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LOCAL void DisplayBanner(void);
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int NEAR yyparse(void);
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LOCAL void yyerror(char *);
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char *keywds[] = /* Keyword array */
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{
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"ALIAS", (char *) T_FALIAS,
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"APPLOADER", (char *) T_APPLOADER,
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"BASE", (char *) T_KBASE,
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"CLASS", (char *) T_KCLASS,
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"CODE", (char *) T_KCODE,
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"CONFORMING", (char *) T_KCONFORM,
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"CONSTANT", (char *) T_KCONSTANT,
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"CONTIGUOUS", (char *) T_FCONTIG,
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"DATA", (char *) T_KDATA,
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"DESCRIPTION", (char *) T_KDESCRIPTION,
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"DEV386", (char *) T_FDEV386,
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"DEVICE", (char *) T_KDEVICE,
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"DISCARDABLE", (char *) T_FDISCARDABLE,
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"DOS", (char *) T_FDOS,
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"DYNAMIC", (char *) T_FDYNAMIC,
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"EXECUTE-ONLY", (char *) T_FEXEC,
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"EXECUTEONLY", (char *) T_FEXEC,
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"EXECUTEREAD", (char *) T_FEXECREAD,
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"EXETYPE", (char *) T_KEXETYPE,
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"EXPANDDOWN", (char *) T_KEXPANDDOWN,
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"EXPORTS", (char *) T_KEXPORTS,
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"FIXED", (char *) T_FFIXED,
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"FUNCTIONS", (char *) T_FUNCTIONS,
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"HEAPSIZE", (char *) T_KHEAPSIZE,
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"HUGE", (char *) T_FHUGE,
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"IMPORTS", (char *) T_KIMPORTS,
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"IMPURE", (char *) T_FNONSHARED,
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"INCLUDE", (char *) INCLUDE_DIR,
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"INITGLOBAL", (char *) T_FINITGLOB,
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"INITINSTANCE", (char *) T_FINITINST,
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"INVALID", (char *) T_FINVALID,
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"IOPL", (char *) T_FIOPL,
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"LIBRARY", (char *) T_KLIBRARY,
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"LOADONCALL", (char *) T_FLOADONCALL,
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"LONGNAMES", (char *) T_FNEWFILES,
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"MACINTOSH", (char *) T_FMACINTOSH,
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"MAXVAL", (char *) T_KMAXVAL,
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"MIXED1632", (char *) T_FMIXED,
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"MOVABLE", (char *) T_FMOVABLE,
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"MOVEABLE", (char *) T_FMOVABLE,
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"MULTIPLE", (char *) T_FMULTIPLE,
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"NAME", (char *) T_KNAME,
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"NEWFILES", (char *) T_FNEWFILES,
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"NODATA", (char *) T_KNODATA,
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"NOEXPANDDOWN", (char *) T_KNOEXPANDDOWN,
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"NOIOPL", (char *) T_FNOIOPL,
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"NONAME", (char *) T_KNONAME,
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"NONCONFORMING", (char *) T_KNONCONFORM,
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"NONDISCARDABLE", (char *) T_FNONDISCARDABLE,
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"NONE", (char *) T_FNONE,
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"NONPERMANENT", (char *) T_FNONPERM,
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"NONSHARED", (char *) T_FNONSHARED,
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"NOTWINDOWCOMPAT", (char *) T_FNOTWINCOMPAT,
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"NT", (char *) T_FNT,
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"OBJECTS", (char *) T_KOBJECTS,
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"OLD", (char *) T_KOLD,
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"OS2", (char *) T_FOS2,
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"OVERLAY", (char *) T_OVL,
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"OVL", (char *) T_OVL,
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"PERMANENT", (char *) T_FPERM,
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"PHYSICAL", (char *) T_KPHYSICAL,
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"POSIX", (char *) T_FPOSIX,
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"PRELOAD", (char *) T_FPRELOAD,
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"PRIVATE", (char *) T_FPRIVATE,
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"PRIVATELIB", (char *) T_FPRIVATE,
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"PROTMODE", (char *) T_PROTMODE,
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"PURE", (char *) T_FSHARED,
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"READONLY", (char *) T_FRDONLY,
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"READWRITE", (char *) T_FRDWR,
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"REALMODE", (char *) T_REALMODE,
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"RESIDENT", (char *) T_FRESIDENT,
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"RESIDENTNAME", (char *) T_KRESIDENTNAME,
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"SECTIONS", (char *) T_KSECTIONS,
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"SEGMENTS", (char *) T_KSEGMENTS,
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"SHARED", (char *) T_FSHARED,
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"SINGLE", (char *) T_FSINGLE,
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"STACKSIZE", (char *) T_KSTACKSIZE,
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"STUB", (char *) T_KSTUB,
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"SUBSYSTEM", (char *) T_KSUBSYSTEM,
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"SWAPPABLE", (char *) T_FSWAPPABLE,
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"TERMINSTANCE", (char *) T_FTERMINST,
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"UNIX", (char *) T_FUNIX,
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"UNKNOWN", (char *) T_FUNKNOWN,
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"VERSION", (char *) T_KVERSION,
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"VIRTUAL", (char *) T_KVIRTUAL,
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"WINDOWAPI", (char *) T_FWINAPI,
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"WINDOWCOMPAT", (char *) T_FWINCOMPAT,
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"WINDOWS", (char *) T_FWINDOWS,
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"WINDOWSCHAR", (char *) T_FWINDOWSCHAR,
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"WINDOWSNT", (char *) T_FWINDOWSNT,
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NULL
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};
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%}
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%union
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{
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word _wd;
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char *_bp;
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}
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%type <_bp> T_ID
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%type <_bp> T_STRING
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%type <_bp> Idname
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%type <_bp> Internal
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%type <_wd> T_NUMBER
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%type <_wd> Exportopts
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%type <_wd> ExportOtherFlags
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%type <_wd> ScopeFlag
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%%
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Definitions : Name Options
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| Name
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{
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DefaultModule(moduleEXE);
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}
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Options
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;
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Name : T_KNAME Idname
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{
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fFileNameExpected = 0;
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}
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Apptype OtherFlags VirtBase
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{
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NewModule($2, moduleEXE);
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}
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| T_KNAME
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{
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fFileNameExpected = 0;
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}
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Apptype OtherFlags VirtBase
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{
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DefaultModule(moduleEXE);
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}
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| T_KLIBRARY Idname
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{
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fFileNameExpected = 0;
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}
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Libflags OtherFlags VirtBase
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{
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NewModule($2, moduleDLL);
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}
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| T_KLIBRARY
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{
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fFileNameExpected = 0;
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}
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Libflags OtherFlags VirtBase
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{
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DefaultModule(moduleDLL);
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}
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| T_KPHYSICAL T_KDEVICE Idname
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{
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fFileNameExpected = 0;
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}
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Libflags VirtBase
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{
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NewModule($3, moduleDLL);
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}
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| T_KPHYSICAL T_KDEVICE
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{
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fFileNameExpected = 0;
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}
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Libflags VirtBase
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{
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DefaultModule(moduleDLL);
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}
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| T_KVIRTUAL T_KDEVICE Idname
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{
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fFileNameExpected = 0;
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}
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Libflags VirtBase
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{
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NewModule($3, moduleDLL);
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}
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| T_KVIRTUAL T_KDEVICE
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{
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fFileNameExpected = 0;
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}
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Libflags VirtBase
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{
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DefaultModule(moduleDLL);
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}
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;
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Libflags : T_FINITGLOB
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{
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}
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| InstanceFlags
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;
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InstanceFlags : InstanceFlags InstanceFlag
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| InstanceFlag
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;
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InstanceFlag : T_FINITINST
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| T_FTERMINST
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;
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|
|
|
VirtBase : T_KBASE T_EQ T_NUMBER
|
|
|
|
|
;
|
|
|
|
Apptype : T_FWINAPI
|
|
| T_FWINCOMPAT
|
|
| T_FNOTWINCOMPAT
|
|
| T_FPRIVATE
|
|
|
|
|
;
|
|
OtherFlags : T_FNEWFILES
|
|
|
|
|
;
|
|
Options : Options Option
|
|
| Option
|
|
;
|
|
|
|
Option : T_KDESCRIPTION T_STRING
|
|
| T_KOLD T_STRING
|
|
| T_KSTUB T_FNONE
|
|
| T_KSTUB T_STRING
|
|
| T_KHEAPSIZE SizeSpec
|
|
| T_KSTACKSIZE SizeSpec
|
|
| T_PROTMODE
|
|
| T_REALMODE
|
|
| T_APPLOADER Idname
|
|
| Codeflags
|
|
| Dataflags
|
|
| Segments
|
|
| Exports
|
|
| Imports
|
|
| ExeType
|
|
| SubSystem
|
|
| ProcOrder
|
|
| UserVersion
|
|
;
|
|
|
|
SizeSpec : T_NUMBER T_COMA T_NUMBER
|
|
| T_NUMBER
|
|
| T_KMAXVAL
|
|
;
|
|
|
|
Codeflags : T_KCODE Codeflaglist
|
|
;
|
|
|
|
Codeflaglist : Codeflaglist Codeflag
|
|
| Codeflag
|
|
;
|
|
|
|
Codeflag : Baseflag
|
|
| Codeonly
|
|
;
|
|
|
|
Codeonly : T_FEXEC
|
|
| T_FEXECREAD
|
|
| T_FDISCARDABLE
|
|
| T_FNONDISCARDABLE
|
|
| T_KCONFORM
|
|
| T_KNONCONFORM
|
|
;
|
|
|
|
Dataflags : T_KDATA Dataflaglist
|
|
;
|
|
|
|
Dataflaglist : Dataflaglist Dataflag
|
|
| Dataflag
|
|
;
|
|
|
|
Dataflag : Baseflag
|
|
| Dataonly
|
|
| T_FNONE
|
|
| T_FSINGLE
|
|
| T_FMULTIPLE
|
|
| T_FDISCARDABLE
|
|
| T_FNONDISCARDABLE
|
|
;
|
|
|
|
Dataonly : T_FRDONLY
|
|
| T_FRDWR
|
|
| T_KEXPANDDOWN
|
|
| T_KNOEXPANDDOWN
|
|
;
|
|
|
|
Segments : T_KSEGMENTS Segattrlist
|
|
| T_KSEGMENTS
|
|
| T_KOBJECTS Segattrlist
|
|
| T_KOBJECTS
|
|
| T_KSECTIONS Segattrlist
|
|
| T_KSECTIONS
|
|
;
|
|
|
|
Segattrlist : Segattrlist Segattr
|
|
| Segattr
|
|
;
|
|
|
|
Segattr : SegIdname Class Segflags
|
|
;
|
|
|
|
SegIdname : T_ID
|
|
| T_STRING
|
|
;
|
|
|
|
Class : T_KCLASS T_STRING
|
|
|
|
|
;
|
|
|
|
Segflag : Baseflag
|
|
| Codeonly
|
|
| Dataonly
|
|
;
|
|
;
|
|
|
|
Segflaglist : Segflaglist Segflag
|
|
| Segflag
|
|
;
|
|
|
|
Segflags : Segflaglist
|
|
|
|
|
;
|
|
|
|
Baseflag : T_FSHARED
|
|
| T_FNONSHARED
|
|
| T_FINVALID
|
|
| T_FIOPL
|
|
| T_FNOIOPL
|
|
| T_FFIXED
|
|
| T_FMOVABLE
|
|
| T_FPRELOAD
|
|
| T_FLOADONCALL
|
|
| T_FHUGE
|
|
| T_FSWAPPABLE
|
|
| T_FRESIDENT
|
|
| T_FALIAS
|
|
| T_FMIXED
|
|
| T_FNONPERM
|
|
| T_FPERM
|
|
| T_FCONTIG
|
|
| T_FDYNAMIC
|
|
;
|
|
|
|
Exports : T_KEXPORTS Exportlist
|
|
| T_KEXPORTS
|
|
;
|
|
|
|
Exportlist : Exportlist Export
|
|
| Export
|
|
;
|
|
Export : Idname Internal Exportopts Exportflags ExportOtherFlags ScopeFlag
|
|
{
|
|
if ($6)
|
|
{
|
|
// Skip private exports
|
|
|
|
free($1);
|
|
free($2);
|
|
}
|
|
else
|
|
export($1,$2,$3,$5);
|
|
}
|
|
;
|
|
|
|
Internal : T_EQ Idname
|
|
{
|
|
$$ = $2;
|
|
}
|
|
|
|
|
{
|
|
$$ = NULL;
|
|
}
|
|
;
|
|
|
|
Exportopts : T_AT T_NUMBER T_KRESIDENTNAME
|
|
{
|
|
$$ = $2;
|
|
}
|
|
| T_AT T_NUMBER T_KNONAME
|
|
{
|
|
$$ = $2;
|
|
}
|
|
| T_AT T_NUMBER
|
|
{
|
|
$$ = $2;
|
|
}
|
|
|
|
|
{
|
|
$$ = 0;
|
|
}
|
|
;
|
|
|
|
Exportflags : Nodata Parmwds
|
|
;
|
|
|
|
Nodata : T_KNODATA
|
|
|
|
|
;
|
|
|
|
Parmwds : T_NUMBER
|
|
|
|
|
;
|
|
|
|
ExportOtherFlags: T_KCONSTANT
|
|
{
|
|
$$ = 0x1;
|
|
}
|
|
|
|
|
{
|
|
$$ = 0;
|
|
}
|
|
;
|
|
|
|
ScopeFlag : T_FPRIVATE
|
|
{
|
|
$$ = 1;
|
|
}
|
|
|
|
|
{
|
|
$$ = 0;
|
|
}
|
|
;
|
|
|
|
Imports : T_KIMPORTS Importlist
|
|
| T_KIMPORTS
|
|
;
|
|
|
|
Importlist : Importlist Import
|
|
| Import
|
|
;
|
|
|
|
Import : Idname Internal T_DOT Idname ImportFlags
|
|
| Idname Internal T_DOT T_NUMBER ImportFlags
|
|
;
|
|
|
|
Idname : T_ID
|
|
{
|
|
$$ = _strdup(rgbid);
|
|
}
|
|
| T_STRING
|
|
{
|
|
$$ = _strdup(rgbid);
|
|
}
|
|
;
|
|
|
|
ImportFlags : T_KCONSTANT
|
|
|
|
|
;
|
|
|
|
ExeType : T_KEXETYPE ExeFlags ExeVersion
|
|
| T_KEXETYPE
|
|
;
|
|
|
|
ExeFlags : T_FDOS
|
|
| T_FOS2
|
|
| T_FUNKNOWN
|
|
| T_FWINDOWS
|
|
| T_FDEV386
|
|
| T_FNT
|
|
| T_FUNIX
|
|
| T_FMACINTOSH T_FSWAPPABLE
|
|
| T_FMACINTOSH
|
|
;
|
|
|
|
ExeVersion : MajorVer T_DOT MinorVer
|
|
| MajorVer
|
|
;
|
|
|
|
MajorVer : T_NUMBER
|
|
|
|
|
;
|
|
|
|
MinorVer : T_NUMBER
|
|
|
|
|
;
|
|
|
|
UserVersion : T_KVERSION ExeVersion
|
|
;
|
|
|
|
SubSystem : T_KSUBSYSTEM SubSystemFlags
|
|
;
|
|
|
|
SubSystemFlags : T_FUNKNOWN
|
|
| T_FOS2
|
|
| T_FWINDOWS
|
|
| T_FWINDOWSNT
|
|
| T_FWINDOWSCHAR
|
|
| T_FPOSIX
|
|
;
|
|
|
|
ProcOrder : T_FUNCTIONS SegOrOvl ProcList
|
|
;
|
|
|
|
SegOrOvl : T_COLON NameOrNumber
|
|
|
|
|
;
|
|
|
|
NameOrNumber : Idname
|
|
| T_NUMBER
|
|
;
|
|
|
|
ProcList : ProcList Idname
|
|
| Idname
|
|
;
|
|
|
|
%%
|
|
|
|
#ifndef M_I386
|
|
extern char * PASCAL __FMSG_TEXT ( unsigned );
|
|
#else
|
|
#ifdef _WIN32
|
|
extern char * PASCAL __FMSG_TEXT ( unsigned );
|
|
#endif
|
|
#endif
|
|
|
|
/*** Error - display error message
|
|
*
|
|
* Purpose:
|
|
* Display error message.
|
|
*
|
|
* Input:
|
|
* errNo - error number
|
|
*
|
|
* Output:
|
|
* No explicit value is returned. Error message written out to stderr.
|
|
*
|
|
* Exceptions:
|
|
* None.
|
|
*
|
|
* Notes:
|
|
* This function takes variable number of parameters. MUST be in
|
|
* C calling convention.
|
|
*
|
|
*************************************************************************/
|
|
|
|
|
|
LOCAL void cdecl Error(unsigned errNo,...)
|
|
{
|
|
va_list pArgList;
|
|
|
|
|
|
if (!fBannerOnScreen)
|
|
DisplayBanner();
|
|
|
|
va_start(pArgList, errNo); /* Get start of argument list */
|
|
|
|
/* Write out standard error prefix */
|
|
|
|
fprintf(stderr, "%s : %s IM%d: ", prognam, GET_MSG(M_error), errNo);
|
|
|
|
/* Write out error message */
|
|
|
|
vfprintf(stderr, GET_MSG(errNo), pArgList);
|
|
fprintf(stderr, "\n");
|
|
|
|
if (!exitCode)
|
|
exitCode = (errNo >= ER_Min && errNo <= ER_Max)
|
|
|| (errNo >= ER_MinFatal && errNo <= ER_MaxFatal);
|
|
}
|
|
|
|
|
|
/*** Fatal - display error message
|
|
*
|
|
* Purpose:
|
|
* Display error message and exit to operating system.
|
|
*
|
|
* Input:
|
|
* errNo - error number
|
|
*
|
|
* Output:
|
|
* No explicit value is returned. Error message written out to stderr.
|
|
*
|
|
* Exceptions:
|
|
* None.
|
|
*
|
|
* Notes:
|
|
* This function takes variable number of parameters. MUST be in
|
|
* C calling convention.
|
|
*
|
|
*************************************************************************/
|
|
|
|
|
|
LOCAL void cdecl Fatal(unsigned errNo,...)
|
|
{
|
|
va_list pArgList;
|
|
|
|
|
|
if (!fBannerOnScreen)
|
|
DisplayBanner();
|
|
|
|
va_start(pArgList, errNo); /* Get start of argument list */
|
|
|
|
/* Write out standard error prefix */
|
|
|
|
fprintf(stderr, "%s : %s %s IM%d: ", prognam, GET_MSG(M_fatal), GET_MSG(M_error),errNo);
|
|
|
|
/* Write out fatal error message */
|
|
|
|
vfprintf(stderr, GET_MSG(errNo), pArgList);
|
|
fprintf(stderr, "\n");
|
|
exit(1);
|
|
}
|
|
|
|
|
|
/*
|
|
* Check if error in output file, abort if there is.
|
|
*/
|
|
|
|
void chkerror ()
|
|
{
|
|
if(ferror(fo))
|
|
{
|
|
Fatal(ER_outfull, strerror(errno));
|
|
}
|
|
}
|
|
|
|
LOCAL void MOVE(int cb, char *src, char *dst)
|
|
{
|
|
while(cb--) *dst++ = *src++;
|
|
}
|
|
|
|
LOCAL char *alloc(word cb)
|
|
{
|
|
char *cp; /* Pointer */
|
|
|
|
|
|
if((cp = malloc(cb)) != NULL) return(cp);
|
|
/* Call malloc() to get the space */
|
|
Fatal(ER_nomem, "far");
|
|
return 0;
|
|
}
|
|
|
|
LOCAL int lookup() /* Keyword lookup */
|
|
{
|
|
char **pcp; /* Pointer to character pointer */
|
|
int i; /* Comparison value */
|
|
|
|
for(pcp = keywds; *pcp != NULL; pcp += 2)
|
|
{ /* Look through keyword table */
|
|
if(!(i = FSTRICMP(&rgbid[1],*pcp)))
|
|
return((int)(INT_PTR) pcp[1]); /* If found, return token type */
|
|
if(i < 0) break; /* Break if we've gone too far */
|
|
}
|
|
return(T_ID); /* Just your basic identifier */
|
|
}
|
|
|
|
LOCAL int GetChar(void)
|
|
{
|
|
int c; /* A character */
|
|
|
|
c = getc(fi);
|
|
if (c == EOF && curLevel > 0)
|
|
{
|
|
fclose(fi);
|
|
fi = includeDisp[curLevel];
|
|
curLevel--;
|
|
c = GetChar();
|
|
}
|
|
return(c);
|
|
}
|
|
|
|
|
|
|
|
LOCAL int yylex() /* Lexical analyzer */
|
|
{
|
|
int c = 0; /* A character */
|
|
word x; /* Numeric token value */
|
|
int state; /* State variable */
|
|
char *cp; /* Character pointer */
|
|
char *sz; /* Zero-terminated string */
|
|
static int lastc; /* Previous character */
|
|
int fFileNameSave;
|
|
|
|
state = 0; /* Assume we're not in a comment */
|
|
for(;;) /* Loop to skip white space */
|
|
{
|
|
lastc = c;
|
|
if((c = GetChar()) == EOF || c == '\032' || c == '\377') return(EOF);
|
|
/* Get a character */
|
|
if(c == ';') state = 1; /* If comment, set flag */
|
|
else if(c == '\n') /* If end of line */
|
|
{
|
|
state = 0; /* End of comment */
|
|
if(!curLevel)
|
|
++yylineno; /* Increment line number count */
|
|
}
|
|
else if(state == 0 && c != ' ' && c != '\t' && c != '\r') break;
|
|
/* Break on non-white space */
|
|
}
|
|
switch(c) /* Handle one-character tokens */
|
|
{
|
|
case '.': /* Name separator */
|
|
if (fFileNameExpected)
|
|
break;
|
|
return(T_DOT);
|
|
|
|
case '@': /* Ordinal specifier */
|
|
/*
|
|
* Require that whitespace precede '@' if introducing an
|
|
* ordinal, to allow '@' in identifiers.
|
|
*/
|
|
if(lastc == ' ' || lastc == '\t' || lastc == '\r')
|
|
return(T_AT);
|
|
break;
|
|
|
|
case '=': /* Name assignment */
|
|
return(T_EQ);
|
|
|
|
case ':':
|
|
return(T_COLON);
|
|
|
|
case ',':
|
|
return(T_COMA);
|
|
}
|
|
|
|
if(c >= '0' && c <= '9' && !fFileNameExpected)
|
|
{ /* If token is a number */
|
|
x = c - '0'; /* Get first digit */
|
|
c = GetChar(); /* Get next character */
|
|
if(x == 0) /* If octal or hex */
|
|
{
|
|
if(c == 'x' || c == 'X')/* If it is an 'x' */
|
|
{
|
|
state = 16; /* Base is hexadecimal */
|
|
c = GetChar(); /* Get next character */
|
|
}
|
|
else state = 8; /* Else octal */
|
|
}
|
|
else state = 10; /* Else decimal */
|
|
for(;;)
|
|
{
|
|
if(c >= '0' && c <= '9') c -= '0';
|
|
else if(c >= 'A' && c <= 'F') c -= 'A' - 10;
|
|
else if(c >= 'a' && c <= 'f') c -= 'a' - 10;
|
|
else break;
|
|
if(c >= state) break;
|
|
x = x*state + c;
|
|
c = GetChar();
|
|
}
|
|
ungetc(c,fi);
|
|
YYS_WD(yylval) = x;
|
|
return(T_NUMBER);
|
|
}
|
|
if(c == '\'' || c == '"') /* If token is a string */
|
|
{
|
|
sz = &rgbid[1]; /* Initialize */
|
|
for(state = 0; state != 2;) /* State machine loop */
|
|
{
|
|
if((c = GetChar()) == EOF) return(EOF);
|
|
/* Check for EOF */
|
|
if (sz >= &rgbid[sizeof(rgbid)])
|
|
{
|
|
Error(ER_linemax, yylineno, sizeof(rgbid)-1);
|
|
state = 2;
|
|
}
|
|
switch(state) /* Transitions */
|
|
{
|
|
case 0: /* Inside quote */
|
|
if(c == '\'' || c == '"') state = 1;
|
|
/* Change state if quote found */
|
|
else *sz++ = (char) c;/* Else save character */
|
|
break;
|
|
|
|
case 1: /* Inside quote with quote */
|
|
if(c == '\'' || c == '"')/* If consecutive quotes */
|
|
{
|
|
*sz++ = (char) c;/* Quote inside string */
|
|
state = 0; /* Back to state 0 */
|
|
}
|
|
else state = 2; /* Else end of string */
|
|
break;
|
|
}
|
|
}
|
|
ungetc(c,fi); /* Put back last character */
|
|
*sz = '\0'; /* Null-terminate the string */
|
|
rgbid[0] = (char)(sz - &rgbid[1]);
|
|
/* Set length of string */
|
|
YYS_BP(yylval) = rgbid; /* Save ptr. to identifier */
|
|
return(T_STRING); /* String found */
|
|
}
|
|
sz = &rgbid[1]; /* Initialize */
|
|
for(;;) /* Loop to get i.d.'s */
|
|
{
|
|
if (fFileNameExpected)
|
|
cp = " \t\r\n\f";
|
|
else
|
|
cp = " \t\r\n.=';\032";
|
|
while(*cp && *cp != (char) c)
|
|
++cp;
|
|
/* Check for end of identifier */
|
|
if(*cp) break; /* Break if end of identifier found */
|
|
if (sz >= &rgbid[sizeof(rgbid)])
|
|
Fatal(ER_linemax, yylineno, sizeof(rgbid)-1);
|
|
*sz++ = (byte) c; /* Save the character */
|
|
if((c = GetChar()) == EOF) break;
|
|
/* Get next character */
|
|
}
|
|
ungetc(c,fi); /* Put character back */
|
|
*sz = '\0'; /* Null-terminate the string */
|
|
rgbid[0] = (char)(sz - &rgbid[1]); /* Set length of string */
|
|
YYS_BP(yylval) = rgbid; /* Save ptr. to identifier */
|
|
|
|
state = lookup(); /* Look up the identifier */
|
|
if (state == INCLUDE_DIR)
|
|
{
|
|
// Process include directive
|
|
|
|
fFileNameSave = fFileNameExpected;
|
|
fFileNameExpected = 1;
|
|
state = yylex();
|
|
fFileNameExpected = fFileNameSave;
|
|
if (state == T_ID || state == T_STRING)
|
|
{
|
|
if (curLevel < MAX_NEST - 1)
|
|
{
|
|
curLevel++;
|
|
includeDisp[curLevel] = fi;
|
|
fi = fopen(&rgbid[1], RDBIN);
|
|
if (fi == NULL)
|
|
Fatal(ER_badopen, &rgbid[1], strerror(errno));
|
|
return(yylex());
|
|
}
|
|
else
|
|
Fatal(ER_toomanyincl);
|
|
}
|
|
else
|
|
Fatal(ER_badinclname);
|
|
|
|
return (0);
|
|
}
|
|
else
|
|
return(state);
|
|
}
|
|
|
|
LOCAL void yyerror(s) /* Error routine */
|
|
char *s; /* Error message */
|
|
{
|
|
|
|
fprintf(stderr, "%s(%d) : %s %s IM%d: %s %s\n",
|
|
defname, yylineno, GET_MSG(M_fatal), GET_MSG(M_error),
|
|
ER_syntax, s, GET_MSG(ER_syntax));
|
|
exit(1);
|
|
}
|
|
|
|
|
|
/*
|
|
* Use the basename of the current .DEF file name as the module name.
|
|
*/
|
|
|
|
LOCAL void DefaultModule(char *defaultExt)
|
|
{
|
|
char drive[_MAX_DRIVE];
|
|
char dir[_MAX_DIR];
|
|
char fname[_MAX_FNAME];
|
|
char ext[_MAX_EXT];
|
|
|
|
|
|
_splitpath(defname, drive, dir, fname, ext);
|
|
if (fNTdll)
|
|
{
|
|
if (ext[0] == '\0')
|
|
_makepath(&sbModule[1], NULL, NULL, fname, defaultExt);
|
|
else if (ext[0] == '.' && ext[1] == '\0')
|
|
strcpy(&sbModule[1], fname);
|
|
else
|
|
_makepath(&sbModule[1], NULL, NULL, fname, ext);
|
|
}
|
|
else
|
|
_makepath(&sbModule[1], NULL, NULL, fname, NULL);
|
|
sbModule[0] = (unsigned char) strlen(&sbModule[1]);
|
|
}
|
|
|
|
LOCAL void NewModule(char *sbNew, char *defaultExt)
|
|
{
|
|
char drive[_MAX_DRIVE];
|
|
char dir[_MAX_DIR];
|
|
char fname[_MAX_FNAME];
|
|
char ext[_MAX_EXT];
|
|
|
|
|
|
sbNew[sbNew[0]+1] = '\0';
|
|
_splitpath(&sbNew[1], drive, dir, fname, ext);
|
|
if (fNTdll)
|
|
{
|
|
if (ext[0] == '\0')
|
|
_makepath(&sbModule[1], NULL, NULL, fname, defaultExt);
|
|
else if (ext[0] == '.' && ext[1] == '\0')
|
|
strcpy(&sbModule[1], fname);
|
|
else
|
|
_makepath(&sbModule[1], NULL, NULL, fname, ext);
|
|
}
|
|
else
|
|
strcpy(&sbModule[1], fname);
|
|
sbModule[0] = (unsigned char) strlen(&sbModule[1]);
|
|
}
|
|
|
|
|
|
LOCAL void export(char *sbEntry, char *sbInternal, word ordno, word flags)
|
|
{
|
|
IMPORT *imp; /* Import definition */
|
|
|
|
if(fIgnorewep && strcmp(sbEntry+1, "WEP") == 0)
|
|
return;
|
|
|
|
|
|
imp = (IMPORT *) alloc(sizeof(IMPORT));
|
|
/* Allocate a cell */
|
|
if (newimps == NULL) /* If list empty */
|
|
newimps = imp; /* Define start of list */
|
|
else
|
|
I_NEXT(*lastimp) = imp; /* Append it to list */
|
|
I_NEXT(*imp) = NULL;
|
|
I_EXTNAM(*imp) = sbEntry; /* Save the external name */
|
|
I_INTNAM(*imp) = sbInternal; /* Save the internal name */
|
|
I_ORD(*imp) = ordno; /* Save the ordinal number */
|
|
I_FLAGS(*imp) = flags; /* Save extra flags */
|
|
lastimp = imp; /* Save pointer to end of list */
|
|
}
|
|
|
|
/* Output a THEADR record */
|
|
|
|
LOCAL word theadr(char *sbName)
|
|
{
|
|
fputc(THEADR,fo);
|
|
fputc(sbName[0] + 2,fo);
|
|
fputc(0,fo);
|
|
fwrite(sbName,sizeof(char),sbName[0] + 1,fo);
|
|
fputc(0,fo);
|
|
chkerror();
|
|
return(sbName[0] + 5);
|
|
}
|
|
|
|
word modend() /* Output a MODEND record */
|
|
{
|
|
fwrite("\212\002\0\0\0",sizeof(char),5,fo);
|
|
/* Write a MODEND record */
|
|
chkerror();
|
|
return(5); /* It is 5 bytes long */
|
|
}
|
|
|
|
LOCAL void outimpdefs(void)/* Output import definitions */
|
|
{
|
|
IMPORT *imp; /* Pointer to import record */
|
|
word reclen; /* Record length */
|
|
word ord; /* Ordinal number */
|
|
long lfa; /* File address */
|
|
word tlen; /* Length of THEADR */
|
|
byte impFlags;
|
|
|
|
|
|
for (imp = newimps; imp != NULL; imp = I_NEXT(*imp))
|
|
{ /* Traverse the list */
|
|
lfa = ftell(fo); /* Find out where we are */
|
|
tlen = theadr(I_EXTNAM(*imp));
|
|
/* Output a THEADR record */
|
|
|
|
// 1 1 1 1 n + 1 n + 1 n + 1 or 2 1
|
|
// +---+----+---+-----+-----------+-----------+------------------+---+
|
|
// | 0 | A0 | 1 | Flg | Ext. Name | Mod. Name | Int. Name or Ord | 0 |
|
|
// +---+----+---+-----+-----------+-----------+------------------+---+
|
|
|
|
reclen = 4 + sbModule[0] + 1 + I_EXTNAM(*imp)[0] + 1 + 1;
|
|
/* Initialize */
|
|
ord = I_ORD(*imp);
|
|
if (ord != 0)
|
|
reclen +=2; /* Two bytes for ordinal number */
|
|
else if (I_INTNAM(*imp))
|
|
reclen += I_INTNAM(*imp)[0] + 1;
|
|
/* Length of internal name */
|
|
else
|
|
reclen++;
|
|
|
|
I_ORD(*imp) = (word)(lfa >> 4);
|
|
/* Save page number */
|
|
++csymsmod; /* Increment symbol count */
|
|
cbsyms += (long) I_EXTNAM(*imp)[0] + 4;
|
|
/* Increment symbol space count */
|
|
fputc(COMENT,fo); /* Comment record */
|
|
fputc(reclen & 0xFF,fo); /* Lo-byte of record length */
|
|
fputc(reclen >> 8,fo); /* Hi-byte of length */
|
|
fputc(0,fo); /* Purgable, listable */
|
|
fputc(MSEXT,fo); /* Microsoft OMF extension class */
|
|
fputc(IMPDEF,fo); /* IMPort DEFinition record */
|
|
impFlags = 0;
|
|
if (ord != 0)
|
|
impFlags |= 0x1;
|
|
if (I_FLAGS(*imp) & 0x1)
|
|
impFlags |= 0x2;
|
|
fputc(impFlags, fo); /* Import type (name or ordinal or constant) */
|
|
fwrite(I_EXTNAM(*imp),sizeof(char),I_EXTNAM(*imp)[0] + 1,fo);
|
|
/* Write the external name */
|
|
fwrite(sbModule,sizeof(char),sbModule[0] + 1,fo);
|
|
/* Write the module name */
|
|
if (ord != 0) /* If import by ordinal */
|
|
{
|
|
fputc(ord & 0xFF,fo); /* Lo-byte of ordinal */
|
|
fputc(ord >> 8,fo); /* Hi-byte of ordinal */
|
|
}
|
|
else if (I_INTNAM(*imp))
|
|
fwrite(I_INTNAM(*imp), sizeof(char), I_INTNAM(*imp)[0] + 1, fo);
|
|
/* Write internal name */
|
|
else
|
|
fputc(0, fo); /* No internal name */
|
|
fputc(0,fo); /* Checksum byte */
|
|
reclen += tlen + modend() + 3; /* Output a MODEND record */
|
|
if(reclen &= 0xF) /* If padding needed */
|
|
{
|
|
reclen = 0x10 - reclen; /* Calculate needed padding */
|
|
while(reclen--) fputc(0,fo);/* Pad to page boundary */
|
|
}
|
|
chkerror();
|
|
}
|
|
}
|
|
|
|
/* Compare two symbols */
|
|
|
|
LOCAL short symeq(char *ps1,char *ps2)
|
|
{
|
|
int length; /* No. of char.s to compare */
|
|
|
|
length = *ps1 + 1; /* Take length of first symbol */
|
|
if (length != *ps2 + 1)
|
|
return(0); /* Length must match */
|
|
while(length--) /* While not at end of symbol */
|
|
if (fIgnorecase)
|
|
{
|
|
if (UPPER(*ps1) != UPPER(*ps2))
|
|
return(0); /* If not equal, return zero */
|
|
++ps1;
|
|
++ps2;
|
|
}
|
|
else if (*ps1++ != *ps2++)
|
|
return(0); /* If not equal, return zero */
|
|
return(1); /* Symbols match */
|
|
}
|
|
|
|
LOCAL word calclen() /* Calculate dictionary length */
|
|
{
|
|
word avglen; /* Average entry length */
|
|
word avgentries; /* Average no. of entries per page */
|
|
word minpages; /* Min. no. of pages in dictionary */
|
|
register word i; /* Index variable */
|
|
|
|
if(!csyms) return(1); /* One page for an empty dictionary */
|
|
avglen = (word)(cbsyms/csyms) + 1;
|
|
/* Average entry length */
|
|
avgentries = (PAGLEN - NBUCKETS - 1)/avglen;
|
|
/* Average no. of entries per page */
|
|
minpages = (word) csyms/avgentries + 1;
|
|
/* Minimum no. of pages in dict. */
|
|
if(minpages < (i = (word) csyms/NBUCKETS + 1))
|
|
{
|
|
minpages = i;
|
|
}
|
|
else
|
|
{
|
|
/* Add some extra pages if there is a lot long symbol names */
|
|
#define MAXOVERHEAD 10
|
|
i = (word)(((avglen+5L) * minpages *4)/(3*PAGLEN)); // The more symbols the larger increase...
|
|
if(i>MAXOVERHEAD)
|
|
i = MAXOVERHEAD; /* Do not add more than MAXOVERHEAD pages */
|
|
minpages += i;
|
|
}
|
|
|
|
/* Insure enough buckets allotted */
|
|
i = 0; /* Initialize index */
|
|
do /* Look through prime array */
|
|
{
|
|
if(minpages <= prime[i]) return(prime[i]);
|
|
/* Return smallest prime >= minpages */
|
|
}
|
|
while(prime[i++]); /* Until end of table found */
|
|
return(0); /* Too many symbols */
|
|
}
|
|
|
|
/* Initialize Symbol Lookup */
|
|
|
|
LOCAL void initsl(void)
|
|
{
|
|
register word i; /* Index variable */
|
|
|
|
diclength = calclen(); /* Calculate dictionaly length */
|
|
for(i = 0; i < diclength; ++i) mpdpnpag[i] = NULL;
|
|
/* Initialize page table */
|
|
}
|
|
|
|
LOCAL word ror(word x, word n) /* Rotate right */
|
|
{
|
|
#if ODDWORDLN
|
|
return(((x << (16 - n)) | ((x >> n) & ~(~0 << (16 - n))))
|
|
& ~(~0 << 16));
|
|
#else
|
|
return((x << (16 - n)) | ((x >> n) & ~(~0 << (16 - n))));
|
|
#endif
|
|
}
|
|
|
|
LOCAL word rol(word x, word n) /* Rotate left */
|
|
{
|
|
#if ODDWORDLN
|
|
return(((x << n) | ((x >> (16 - n)) & ~(~0 << n))) & ~(~0 << 16));
|
|
#else
|
|
return((x << n) | ((x >> (16 - n)) & ~(~0 << n)));
|
|
#endif
|
|
}
|
|
|
|
LOCAL void hashsym(char *pf, word *pdpi, word *pdpid,word *pdpo, word *pdpod)
|
|
{
|
|
char *pb; /* Pointer to back of symbol */
|
|
register word len; /* Length of symbol */
|
|
register word ch; /* Character */
|
|
|
|
len = *pf; /* Get length */
|
|
pb = &pf[len]; /* Get pointer to back */
|
|
*pdpi = 0; /* Initialize */
|
|
*pdpid = 0; /* Initialize */
|
|
*pdpo = 0; /* Initialize */
|
|
*pdpod = 0; /* Initialize */
|
|
while(len--) /* Loop */
|
|
{
|
|
ch = *pf++ | 32; /* Force char to lower case */
|
|
*pdpi = rol(*pdpi,2) ^ ch; /* Hash */
|
|
*pdpod = ror(*pdpod,2) ^ ch; /* Hash */
|
|
ch = *pb-- | 32; /* Force char to lower case */
|
|
*pdpo = ror(*pdpo,2) ^ ch; /* Hash */
|
|
*pdpid = rol(*pdpid,2) ^ ch; /* Hash */
|
|
}
|
|
*pdpi %= diclength; /* Calculate page index */
|
|
if(!(*pdpid %= diclength)) *pdpid = 1;
|
|
/* Calculate page index delta */
|
|
*pdpo %= NBUCKETS; /* Calculate page bucket no. */
|
|
if(!(*pdpod %= NBUCKETS)) *pdpod = 1;
|
|
/* Calculate page bucket delta */
|
|
}
|
|
|
|
LOCAL void nullfill(char *pbyte, word length)
|
|
{
|
|
while(length--) *pbyte++ = '\0'; /* Load with nulls */
|
|
}
|
|
|
|
/*
|
|
* Returns:
|
|
* -1 Symbol not in dictionary
|
|
* 0 Search inconclusive
|
|
* 1 Symbol on this page
|
|
*/
|
|
LOCAL int pagesearch(char *psym, char *dicpage, word *pdpo, word dpod)
|
|
{
|
|
register word i; /* Index variable */
|
|
word dpo; /* Initial bucket number */
|
|
|
|
dpo = *pdpo; /* Remember starting position */
|
|
for(;;) /* Forever */
|
|
{
|
|
if(i = ((word) dicpage[*pdpo] & 0xFF) << 1)
|
|
{ /* If bucket is not empty */
|
|
if(symeq(psym,&dicpage[i])) /* If we've found a match */
|
|
return(1); /* Found */
|
|
else /* Otherwise */
|
|
{
|
|
if((*pdpo += dpod) >= NBUCKETS) *pdpo -= NBUCKETS;
|
|
/* Try next bucket */
|
|
if(*pdpo == dpo) return(0);
|
|
/* Symbol not on this page */
|
|
}
|
|
}
|
|
else if(dicpage[NBUCKETS] == PAGEFULL) return(0);
|
|
/* Search inconclusive */
|
|
else return(-1); /* Symbol not in dictionary */
|
|
}
|
|
}
|
|
|
|
/* Install symbol in dictionary */
|
|
|
|
LOCAL word instsym(IMPORT *psym)
|
|
{
|
|
word dpi; /* Dictionary page index */
|
|
word dpid; /* Dictionary page index delta */
|
|
word dpo; /* Dictionary page offset */
|
|
word dpod; /* Dict. page offset delta */
|
|
word dpii; /* Initial dict. page index */
|
|
register int erc; /* Error code */
|
|
char *dicpage; /* Pointer to dictionary page */
|
|
|
|
|
|
hashsym(I_EXTNAM(*psym),&dpi,&dpid,&dpo,&dpod);
|
|
/* Hash the symbol */
|
|
dpii = dpi; /* Save initial page index */
|
|
for(;;) /* Forever */
|
|
{
|
|
if(mpdpnpag[dpi] == NULL) /* If page unallocated */
|
|
{
|
|
mpdpnpag[dpi] = alloc(PAGLEN);
|
|
/* Allocate a page */
|
|
nullfill(mpdpnpag[dpi],PAGLEN);
|
|
/* Fill it with nulls */
|
|
mpdpnpag[dpi][NBUCKETS] = FREEWD;
|
|
/* Initialize pointer to free space */
|
|
}
|
|
dicpage = mpdpnpag[dpi]; /* Set pointer to page */
|
|
if((erc = pagesearch(I_EXTNAM(*psym),dicpage,&dpo,dpod)) > 0)
|
|
return(1); /* Return 1 if symbol in table */
|
|
if(erc == -1) /* If empty bucket found */
|
|
{
|
|
if(((I_EXTNAM(*psym)[0] + 4) >> 1) <
|
|
WPP - ((int) dicpage[NBUCKETS] & 0xFF))
|
|
{ /* If enough free space on page */
|
|
dicpage[dpo] = dicpage[NBUCKETS];
|
|
/* Load bucket with pointer */
|
|
erc = ((int) dicpage[NBUCKETS] & 0xFF) << 1;
|
|
/* Get byte index to free space */
|
|
dpi = I_EXTNAM(*psym)[0];
|
|
/* Get symbol length */
|
|
for(dpo = 0; dpo <= dpi;)
|
|
dicpage[erc++] = I_EXTNAM(*psym)[dpo++];
|
|
/* Install the symbol text */
|
|
dicpage[erc++] = (char)(I_ORD(*psym) & 0xFF);
|
|
/* Load low-order byte */
|
|
dicpage[erc++] = (char)(I_ORD(*psym) >> 8);
|
|
/* Load high-order byte */
|
|
if(++erc >= PAGLEN) dicpage[NBUCKETS] = PAGEFULL;
|
|
else dicpage[NBUCKETS] = (char)(erc >> 1);
|
|
/* Update free word pointer */
|
|
return(0); /* Mission accomplished */
|
|
}
|
|
else dicpage[NBUCKETS] = PAGEFULL;
|
|
/* Mark page as full */
|
|
}
|
|
if((dpi += dpid) >= diclength) dpi -= diclength;
|
|
/* Try next page */
|
|
if(dpi == dpii) return(2); /* Once around without finding it */
|
|
}
|
|
}
|
|
|
|
/* Output empty dictionary page */
|
|
|
|
LOCAL void nulpagout(void)
|
|
{
|
|
register word i; /* Counter */
|
|
char temp[PAGLEN]; /* Page buffer */
|
|
|
|
i = 0; /* Initialize */
|
|
while(i < NBUCKETS) temp[i++] = '\0';
|
|
/* Empty hash table */
|
|
temp[i++] = FREEWD; /* Set free word pointer */
|
|
while(i < PAGLEN) temp[i++] = '\0'; /* Clear rest of page */
|
|
fwrite(temp,1,PAGLEN,fo); /* Write empty page */
|
|
chkerror();
|
|
}
|
|
|
|
/* Write dictionary to library */
|
|
|
|
LOCAL void writedic(void)
|
|
{
|
|
register IMPORT *imp; /* Symbol record */
|
|
word i; /* Index variable */
|
|
|
|
initsl(); /* Initialize */
|
|
for(imp = implist; imp != NULL; imp = I_NEXT(*imp))
|
|
{
|
|
if(instsym(imp)) /* If symbol already in dictionary */
|
|
Error(ER_multdef, &I_EXTNAM(*imp)[1]);
|
|
/* Issue error message */
|
|
}
|
|
for(i = 0; i < diclength; ++i) /* Look through mapping table */
|
|
{
|
|
if(mpdpnpag[i] != NULL) pagout(mpdpnpag[i]);
|
|
/* Write page if it exists */
|
|
else nulpagout(); /* Else write an empty page */
|
|
}
|
|
chkerror();
|
|
}
|
|
|
|
LOCAL void DisplayBanner(void)
|
|
{
|
|
if (!fBannerOnScreen)
|
|
{
|
|
fprintf( stdout, "\nMicrosoft (R) Import Library Manager NtGroup "VERSION_STRING );
|
|
fputs("\nCopyright (C) Microsoft Corp 1984-1996. All rights reserved.\n\n", stdout);
|
|
fflush(stdout);
|
|
fBannerOnScreen = 1;
|
|
#if C8_IDE
|
|
if(fC8IDE)
|
|
{ sprintf(msgBuf, "@I0\r\n");
|
|
_write(_fileno(stderr), msgBuf, strlen(msgBuf));
|
|
|
|
sprintf(msgBuf, "@I1Microsoft (R) Import Library Manager "VERSION_STRING"\r\n" );
|
|
_write(_fileno(stderr), msgBuf, strlen(msgBuf));
|
|
|
|
sprintf(msgBuf, "@I2Copyright (C) Microsoft Corp 1984-1992. All rights reserved.\r\n");
|
|
_write(_fileno(stderr), msgBuf, strlen(msgBuf));
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
/****************************************************************
|
|
* *
|
|
* IsPrefix: *
|
|
* *
|
|
* This function takes as its arguments a pointer to a *
|
|
* null-terminated character string and a pointer to a second *
|
|
* null-terminated character string. The function returns *
|
|
* true if the first string is a prefix of the second; *
|
|
* otherwise, it returns false. *
|
|
* *
|
|
****************************************************************/
|
|
|
|
LOCAL int IsPrefix(char *prefix, char *s)
|
|
{
|
|
while(*prefix) /* While not at end of prefix */
|
|
{
|
|
if(UPPER(*prefix) != UPPER(*s)) return(0);
|
|
/* Return zero if mismatch */
|
|
++prefix; /* Increment pointer */
|
|
++s; /* Increment pointer */
|
|
}
|
|
return(1); /* We have a prefix */
|
|
}
|
|
|
|
|
|
/*** ScanTable - build list of exports
|
|
*
|
|
* Purpose:
|
|
* Scans Resident or Nonresident Name Table, Entry Table and
|
|
* builds list of exported entries.
|
|
*
|
|
* Input:
|
|
* pbTable - pointer to Name Table
|
|
* cbTable - size of Name Table
|
|
* fNoRes - TRUE if non resident name table
|
|
*
|
|
* Output:
|
|
* List of exported entries by DLL.
|
|
*
|
|
* Exceptions:
|
|
* None.
|
|
*
|
|
* Notes:
|
|
* None.
|
|
*
|
|
*************************************************************************/
|
|
|
|
|
|
LOCAL void ScanTable(word cbTable, int fNoRes)
|
|
{
|
|
word eno;
|
|
char buffer[256];
|
|
register char *pch;
|
|
register byte *pb;
|
|
byte *pTable;
|
|
|
|
|
|
pb = alloc(cbTable);
|
|
pTable = pb;
|
|
fread(pb, sizeof(char), cbTable, fi);
|
|
while(cbTable != 0)
|
|
{
|
|
/* Get exported name length - if zero continue */
|
|
|
|
--cbTable;
|
|
if (!(eno = (word) *pb++ & 0xff))
|
|
break;
|
|
cbTable -= eno + 2;
|
|
|
|
/* Copy name - length prefixed */
|
|
|
|
pch = &buffer[1];
|
|
buffer[0] = (byte) eno;
|
|
while(eno--)
|
|
*pch++ = *pb++;
|
|
*pch = '\0';
|
|
|
|
/* Get ordinal */
|
|
|
|
eno = ((word) pb[0] & 0xff) + (((word) pb[1] & 0xff) << 8);
|
|
pb += 2;
|
|
|
|
/* If WEP and fIgnorewep is TRUE, ignore this symbol */
|
|
|
|
if(fIgnorewep && strcmp(&buffer[1], "WEP") == 0)
|
|
continue;
|
|
|
|
if (eno != 0)
|
|
{
|
|
|
|
pch = alloc((word)(buffer[0] + 1));
|
|
strncpy(pch, buffer, buffer[0] + 1);
|
|
|
|
// If Implib is run on a DLL, it exports symbols:
|
|
// - by names for symbols in the resident name table
|
|
// - by ordinal for symbols in the non-resident name table
|
|
|
|
export(pch, pch, (word)(fNoRes ? eno : 0), (word)0);
|
|
}
|
|
else if (!fNoRes)
|
|
strncpy(sbModule, buffer, buffer[0] + 1);
|
|
/* eno == 0 && !fNoRes --> module name */
|
|
}
|
|
if (cbTable != 0)
|
|
Error(ER_baddll);
|
|
free(pTable);
|
|
}
|
|
|
|
|
|
|
|
/*** ProcessDLL - extract information about exports from DLL
|
|
*
|
|
* Purpose:
|
|
* Read in header of DLL and create list of exported entries.
|
|
*
|
|
* Input:
|
|
* lfahdr - seek offset to segmented executable header.
|
|
*
|
|
* Output:
|
|
* List of exported entries by DLL.
|
|
*
|
|
* Exceptions:
|
|
* None.
|
|
*
|
|
* Notes:
|
|
* None.
|
|
*
|
|
*************************************************************************/
|
|
|
|
LOCAL void ProcessDLL(long lfahdr)
|
|
{
|
|
struct new_exe hdr; /* .EXE header */
|
|
|
|
|
|
fseek(fi, lfahdr, SEEK_SET);
|
|
fread(&hdr, sizeof(char), sizeof(struct new_exe), fi);
|
|
if(NE_CSEG(hdr) != 0)
|
|
{
|
|
/* If there are segments - read in tables */
|
|
|
|
if (NE_MODTAB(hdr) > NE_RESTAB(hdr))
|
|
{
|
|
/* Process resident names table */
|
|
|
|
fseek(fi, lfahdr + NE_RESTAB(hdr), SEEK_SET);
|
|
ScanTable((word)(NE_MODTAB(hdr) - NE_RESTAB(hdr)), 0);
|
|
}
|
|
|
|
if (NE_CBNRESTAB(hdr) != 0)
|
|
{
|
|
/* Process non-resident names table */
|
|
|
|
fseek(fi, (long) NE_NRESTAB(hdr), SEEK_SET);
|
|
ScanTable(NE_CBNRESTAB(hdr), 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Print usage message */
|
|
void usage(int fShortHelp)
|
|
{
|
|
int nRetCode;
|
|
#if NOT C8_IDE
|
|
// in C8 implib /? == /HELP
|
|
if (!fShortHelp)
|
|
{
|
|
nRetCode = spawnlp(P_WAIT, "qh", "qh", "/u implib.exe", NULL);
|
|
fShortHelp = nRetCode<0 || nRetCode==3;
|
|
}
|
|
if (fShortHelp)
|
|
#endif
|
|
{
|
|
DisplayBanner();
|
|
fprintf(stderr,"%s\n", GET_MSG(M_usage1));
|
|
fprintf(stderr,"%s\n", GET_MSG(M_usage2));
|
|
fprintf(stderr," %s\n", GET_MSG(M_usage3));
|
|
// fprintf(stderr," %s\n", GET_MSG(M_usage4));
|
|
fprintf(stderr," %s\n", GET_MSG(M_usage8));
|
|
fprintf(stderr," %s\n", GET_MSG(M_usage5));
|
|
fprintf(stderr," %s\n", GET_MSG(M_usage6));
|
|
fprintf(stderr," %s\n", GET_MSG(M_usage7));
|
|
}
|
|
exit(0);
|
|
}
|
|
|
|
|
|
void cdecl main(int argc, char *argv[]) /* Parse the definitions file */
|
|
{
|
|
int i; /* Counter */
|
|
long lfadic; /* File address of dictionary */
|
|
int iArg; /* Argument index */
|
|
word magic; /* Magic number */
|
|
struct exe_hdr exe; /* Old .EXE header */
|
|
int fNologo;
|
|
char drive[_MAX_DRIVE], dir[_MAX_DIR]; /* Needed for _splitpath */
|
|
char fname[_MAX_FNAME], ext[_MAX_EXT];
|
|
int fDefdllfound = 0; /* Flag will be set if the user
|
|
specifies dll/def file */
|
|
#if C8_IDE
|
|
char *pIDE = getenv("_MSC_IDE_FLAGS");
|
|
#endif
|
|
exitCode = 0;
|
|
fNologo = 0;
|
|
iArg = 1;
|
|
#if C8_IDE
|
|
if(pIDE)
|
|
{
|
|
if(strstr(pIDE, "FEEDBACK"))
|
|
{
|
|
fC8IDE = TRUE;
|
|
#if DEBUG_IDE
|
|
fprintf(stdout, "\r\nIDE ACTIVE - FEEDBACK is ON");
|
|
#endif
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (argc > 1)
|
|
{
|
|
while (iArg < argc && (argv[iArg][0] == '-' || argv[iArg][0] == '/'))
|
|
{
|
|
if (argv[iArg][1] == '?')
|
|
usage(1);
|
|
else if (IsPrefix(&argv[iArg][1], "help"))
|
|
usage(0);
|
|
else if(IsPrefix(&argv[iArg][1], "ignorecase"))
|
|
fIgnorecase = 1;
|
|
else if(IsPrefix(&argv[iArg][1], "noignorecase"))
|
|
fIgnorecase = 0;
|
|
else if(IsPrefix(&argv[iArg][1], "nologo"))
|
|
fNologo = 1;
|
|
else if(IsPrefix(&argv[iArg][1], "ntdll"))
|
|
fNTdll = 1;
|
|
else if(IsPrefix(&argv[iArg][1], "nowep"))
|
|
fIgnorewep = 1;
|
|
else
|
|
Error(ER_badoption, argv[iArg]);
|
|
iArg++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
DisplayBanner();
|
|
exit(exitCode); /* All done */
|
|
}
|
|
|
|
if (!fNologo)
|
|
DisplayBanner();
|
|
|
|
_splitpath( argv[iArg], drive, dir, fname, ext );
|
|
if(!_stricmp(ext,".DEF")||!_stricmp(ext,".DLL")) /* Ext. not allowed-bug #3*/
|
|
{
|
|
Fatal(ER_badtarget, ext);
|
|
}
|
|
#if C8_IDE
|
|
if(fC8IDE)
|
|
{
|
|
sprintf(msgBuf, "@I3%s\r\n", GET_MSG(M_IDEco));
|
|
_write(_fileno(stderr), msgBuf, strlen(msgBuf));
|
|
|
|
sprintf(msgBuf, "@I4%s\r\n", argv[iArg]);
|
|
_write(_fileno(stderr), msgBuf, strlen(msgBuf));
|
|
}
|
|
#endif
|
|
|
|
|
|
if((fo = fopen(argv[iArg],WRBIN)) == NULL)
|
|
{ /* If open fails */
|
|
Fatal(ER_badcreate, argv[iArg], strerror(errno));
|
|
}
|
|
for(i = 0; i < 16; ++i) fputc(0,fo);/* Skip zeroth page for now */
|
|
chkerror();
|
|
implist = NULL; /* Initialize */
|
|
csyms = 0;
|
|
cbsyms = 0L;
|
|
#if C8_IDE
|
|
if(fC8IDE)
|
|
{
|
|
sprintf(msgBuf, "@I3%s\r\n", GET_MSG(M_IDEri));
|
|
_write(_fileno(stderr), msgBuf, strlen(msgBuf));
|
|
}
|
|
#endif
|
|
for(iArg++; iArg < argc; ++iArg)
|
|
{
|
|
if (argv[iArg][0] == '-' || argv[iArg][0] == '/')
|
|
{
|
|
fIgnorecase = IsPrefix(&argv[iArg][1], "ignorecase");
|
|
iArg++;
|
|
continue;
|
|
}
|
|
#if C8_IDE
|
|
if(fC8IDE)
|
|
{
|
|
sprintf(msgBuf, "@I4%s\r\n",argv[iArg]);
|
|
_write(_fileno(stderr), msgBuf, strlen(msgBuf));
|
|
}
|
|
#endif
|
|
if((fi = fopen(defname = argv[iArg],RDBIN)) == NULL)
|
|
{ /* If open fails */
|
|
Fatal(ER_badopen, argv[iArg], strerror(errno));
|
|
/* Print error message */
|
|
}
|
|
fDefdllfound = 1;
|
|
newimps = NULL; /* Initialize */
|
|
lastimp = NULL; /* Initialize */
|
|
csymsmod = 0; /* Initialize */
|
|
fread(&exe, 1, sizeof(struct exe_hdr), fi);
|
|
/* Read old .EXE header */
|
|
if(E_MAGIC(exe) == EMAGIC) /* If old header found */
|
|
{
|
|
if(E_LFARLC(exe) == sizeof(struct exe_hdr))
|
|
{
|
|
fseek(fi, E_LFANEW(exe), 0);
|
|
/* Read magic number */
|
|
magic = (word) (getc(fi) & 0xff);
|
|
magic += (word) ((getc(fi) & 0xff) << 8);
|
|
if (magic == NEMAGIC)
|
|
ProcessDLL(E_LFANEW(exe));
|
|
/* Scan .DLL */
|
|
else
|
|
{
|
|
Error(ER_baddll1, argv[iArg]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Error(ER_baddll1, argv[iArg]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
fseek(fi, 0L, SEEK_SET);
|
|
yyparse(); /* Parse the definitions file */
|
|
}
|
|
fclose(fi); /* Close the definitions file */
|
|
if(newimps != NULL) /* If at least one new IMPDEF */
|
|
{
|
|
outimpdefs(); /* Output the library modules */
|
|
I_NEXT(*lastimp) = implist; /* Concatenate lists */
|
|
implist = newimps; /* New head of list */
|
|
csyms += csymsmod; /* Increment symbol count */
|
|
}
|
|
}
|
|
if (!fDefdllfound) /* No .def or .dll source was given */
|
|
Fatal(ER_nosource);
|
|
|
|
|
|
if(i = (int)((ftell(fo) + 4) & (PAGLEN - 1))) i = PAGLEN - i;
|
|
/* Calculate padding needed */
|
|
++i; /* One for the checksum */
|
|
fputc(DICHDR,fo); /* Dictionary header */
|
|
fputc(i & 0xFF,fo); /* Lo-byte */
|
|
fputc(i >> 8,fo); /* Hi-byte */
|
|
while(i--) fputc(0,fo); /* Padding */
|
|
lfadic = ftell(fo); /* Get dictionary offset */
|
|
writedic(); /* Write the dictionary */
|
|
fseek(fo,0L,0); /* Seek to header */
|
|
fputc(LIBHDR,fo); /* Library header */
|
|
fputc(13,fo); /* Length */
|
|
fputc(0,fo); /* Length */
|
|
fputc((int)(lfadic & 0xFF),fo); /* Dictionary offset */
|
|
fputc((int)((lfadic >> 8) & 0xFF),fo);
|
|
/* Dictionary offset */
|
|
fputc((int)((lfadic >> 16) & 0xFF),fo);
|
|
/* Dictionary offset */
|
|
fputc((int)(lfadic >> 24),fo); /* Dictionary offset */
|
|
fputc(diclength & 0xFF,fo); /* Dictionary length */
|
|
fputc(diclength >> 8,fo); /* Dictionary length */
|
|
if (fIgnorecase) /* Dictionary case sensivity */
|
|
fputc(0, fo);
|
|
else
|
|
fputc(1, fo);
|
|
chkerror();
|
|
fclose(fo); /* Close the library */
|
|
exit(exitCode); /* All done */
|
|
}
|