761 lines
21 KiB
C
761 lines
21 KiB
C
/********************************************************************/
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/** Microsoft NT printing - separator pages **/
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/********************************************************************/
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#define _CTYPE_DISABLE_MACROS
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#include <precomp.h>
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#include <winbasep.h>
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/* this is max. no. of chars to be printed on a line */
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/* these numbers must be taken from somewhere else */
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#define MAXLINE 256
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#define DEFAULT_LINE_WIDTH 80
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#define BLOCK_CHAR_HEIGHT 8
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#define BLOCK_CHAR_WIDTH 8
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#define BLOCK_CHAR_DWIDTH 16
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#define NORMAL_MODE 'U'
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#define BLOCK_START 'B'
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#define SINGLE_WIDTH 'S'
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#define DOUBLE_WIDTH 'M'
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#define TEXT_MODE 'L'
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#define WIDTH_CHANGE 'W'
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#define END_PAGE 'E'
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#define FILE_INSERT 'F'
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#define USER_NAME 'N'
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#define JOB_ID 'I'
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#define DATE_INSERT 'D'
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#define TIME_INSERT 'T'
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#define HEX_CODE 'H'
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/* global structure (instance data) */
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typedef struct {
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PSPOOL pSpool;
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HANDLE hFile;
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HANDLE hFileMapping;
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DWORD dwFileCount;
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DWORD dwFileSizeLo;
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DWORD cbOutBufLength;
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DWORD cbLineLength;
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DWORD linewidth;
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char *OutBuf;
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char *pOutBufPos;
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char *pNextFileChar;
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char *pFileStart;
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char mode;
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char cEsc;
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} GLOBAL_SEP_DATA;
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/* static variables */
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static char *szDefaultSep = "@@B@S@N@4 @B@S@I@4 @U@L @D@1 @E";
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static char *sznewline = "\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n";
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static LPWSTR szDefaultSepName = L"DEFAULT.SEP";
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/* extern variables */
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extern unsigned char Font_Bits[];
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/* Forward declarations */
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int OpenSepFile(GLOBAL_SEP_DATA *, LPWSTR);
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int CloseSepFile(GLOBAL_SEP_DATA *);
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int ReadSepChar(GLOBAL_SEP_DATA *);
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void UngetSepChar(GLOBAL_SEP_DATA *, int);
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int WriteSepBuf(GLOBAL_SEP_DATA *, char *, DWORD);
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int DoSeparatorPage(GLOBAL_SEP_DATA *);
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int AddNormalChar(GLOBAL_SEP_DATA *, int);
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int AddBlockChar(GLOBAL_SEP_DATA *, int);
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int FlushOutBuf(GLOBAL_SEP_DATA *);
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int FlushNewLine(GLOBAL_SEP_DATA *);
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void ReadFileName(GLOBAL_SEP_DATA *, char *);
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int ConvertAtoH(int);
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void ConvertTimetoChar(LPSYSTEMTIME,char *);
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void ConvertDatetoChar(LPSYSTEMTIME,char *);
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/**************************************************************\
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** DoSeparator(pSpool)
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** This function is called by the spooler. It is the
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** entry point for the separator page code. It opens the
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** separator page file, processes it, sends the output
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** directly to the printer, and then returns control
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** to the spooler.
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**
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** RETURN VALUE: 1 = OK, 0 = error
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\**************************************************************/
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int DoSeparator(
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PSPOOL pSpool
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)
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{
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GLOBAL_SEP_DATA g;
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int status;
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g.pSpool = pSpool;
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if (!OpenSepFile(&g, pSpool->pIniJob->pIniPrinter->pSepFile)) {
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return(0);
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}
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//
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// We used to call OpenProfileUserMapping() and CloseProfileUserMapping()
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// before and after DoSeparatorPage. But they are not multi thread safe
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// and are not needed now that we use SystemTimeToTzSpecificLocalTime
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// instead of GetProfileInt etc..
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//
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status = DoSeparatorPage(&g);
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CloseSepFile(&g);
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if (!status) {
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return(0);
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}
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return(1);
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}
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/**************************************************************\
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** OpenSepFile(pg, szFileName)
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** open file for input.
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** at the moment, this does nothing--stdin and stdout are used
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\**************************************************************/
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int OpenSepFile(
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GLOBAL_SEP_DATA *pg,
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LPWSTR szFileName
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)
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{
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if (!lstrcmpi(szFileName, szDefaultSepName)) {
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/* if szFileName is empty, just use default separator page string */
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pg->hFile = NULL;
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pg->hFileMapping = NULL;
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pg->pFileStart = pg->pNextFileChar = szDefaultSep;
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pg->dwFileSizeLo = strlen(szDefaultSep);
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}
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else {
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HANDLE hImpersonationToken = RevertToPrinterSelf();
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/* otherwise, open the file */
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pg->hFile = CreateFile(szFileName, GENERIC_READ, FILE_SHARE_READ,
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NULL, OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN, NULL);
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ImpersonatePrinterClient(hImpersonationToken);
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if (pg->hFile==INVALID_HANDLE_VALUE) {
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return(0);
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}
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pg->dwFileSizeLo = GetFileSize(pg->hFile, NULL); /* assume < 4 GB! */
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pg->hFileMapping = CreateFileMapping(pg->hFile, NULL,
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PAGE_READONLY, 0, 0, NULL);
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if (!pg->hFileMapping || pg->dwFileSizeLo==-1) {
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CloseSepFile(pg);
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return(0);
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}
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pg->pFileStart =
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pg->pNextFileChar = (char *)
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MapViewOfFile(pg->hFileMapping, FILE_MAP_READ,
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0, 0, pg->dwFileSizeLo);
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if (!pg->pFileStart) {
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CloseSepFile(pg);
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return(0);
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}
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} /* end of else (szFileName non-NULL) */
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pg->dwFileCount = 0;
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/* now, allocate local buffer for output */
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pg->OutBuf = (char *)AllocSplMem( BLOCK_CHAR_HEIGHT*(MAXLINE+2) );
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if (!pg->OutBuf) {
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CloseSepFile(pg);
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return(0);
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}
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return(1);
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}
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/**************************************************************\
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** CloseSepFile(pg)
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** close files.
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\**************************************************************/
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int CloseSepFile(GLOBAL_SEP_DATA *pg)
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{
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if (pg->OutBuf) {
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FreeSplMem(pg->OutBuf);
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}
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if (pg->hFileMapping) {
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if (pg->pFileStart) {
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UnmapViewOfFile(pg->pFileStart);
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}
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CloseHandle(pg->hFileMapping);
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}
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if (pg->hFile) {
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CloseHandle(pg->hFile);
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}
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return(1);
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}
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/**************************************************************\
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** ReadSepChar(pg)
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** reads a character from the separator file and returns it
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\**************************************************************/
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int ReadSepChar(GLOBAL_SEP_DATA *pg)
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{
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if (pg->dwFileCount >= pg->dwFileSizeLo) {
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return(EOF);
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}
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pg->dwFileCount++;
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return(*pg->pNextFileChar++);
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}
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/**************************************************************\
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** UngetSepChar(pg, c)
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** ungets a character to the separator file
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\**************************************************************/
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void UngetSepChar(
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GLOBAL_SEP_DATA *pg,
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int c
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)
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{
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if (c != EOF && pg->dwFileCount) {
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pg->dwFileCount--;
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pg->pNextFileChar--;
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}
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}
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/**************************************************************\
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** WriteSepBuf(pg, str, cb)
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** write cb bytes of a string to the printer
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\**************************************************************/
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int WriteSepBuf(
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GLOBAL_SEP_DATA *pg,
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char *str,
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DWORD cb
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)
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{
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DWORD cbWritten;
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return(LocalWritePrinter(pg->pSpool, str, cb, &cbWritten)
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&& (cbWritten==cb)
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);
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#ifdef ALIP
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if (str[cb]) {
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char temp[3000];
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strncpy(temp, str, cb);
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temp[cb]=0;
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return(!fputs(temp,stdout));
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}
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return(!fputs(str,stdout));
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#endif
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}
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/**************************************************************\
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** FlushOutBuf(pg)
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** flush the output buffer (block or line mode)
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** WHAT'S TRICKY HERE IS THAT IF WE'RE IN LINE MODE, WE SIMPLY
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** WRITE THE STUFF TO THE FILE, WHEREAS IF WE'RE IN BLOCK
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** CHARACTER MODE, WE FORCE CARRIAGE-RETURN / LINEFEEDS ON
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** EACH OF THE EIGHT BUFFERED LINES THAT MAKE UP THE BLOCK
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** CHARACTERS; i.e., FlushOutBuf() SERVES AS AN EOL IN BLOCK
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** MODE, BUT NOT IN LINE MODE.
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**
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** - return TRUE means ok
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** - return FALSE means problem
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\**************************************************************/
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int FlushOutBuf(GLOBAL_SEP_DATA *pg)
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{
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int i,status = TRUE;
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char *pBlkLine;
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if (!pg->cbOutBufLength) {
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return(TRUE);
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}
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if (pg->mode == NORMAL_MODE) {
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/* write out entire buffer at once */
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status = WriteSepBuf(pg, pg->OutBuf, pg->cbOutBufLength);
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}
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else {
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/* BLOCK MODE:
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* force carriage-return and linefeed on all eight lines
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*/
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pBlkLine = pg->OutBuf;
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for (i=0; (i < BLOCK_CHAR_HEIGHT) && status; i++) {
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*pg->pOutBufPos = '\r';
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*(pg->pOutBufPos+1) = '\n';
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status = WriteSepBuf(pg, pBlkLine, pg->cbLineLength+2);
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pg->pOutBufPos += MAXLINE+2;
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pBlkLine += MAXLINE+2;
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}
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pg->cbLineLength = 0;
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}
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pg->pOutBufPos = pg->OutBuf;
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pg->cbOutBufLength = 0;
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return(status);
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}
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/**************************************************************\
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** FlushNewLine(pg)
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** Starts a new line: if BLOCK MODE, just do FlushOutBuf();
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** if not, send a '\r' '\n' combination, then flush.
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** - return TRUE means ok
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** - return FALSE means problem
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\**************************************************************/
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int FlushNewLine(GLOBAL_SEP_DATA *pg)
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{
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if (pg->mode==NORMAL_MODE && pg->cbLineLength) {
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if (!AddNormalChar(pg,'\r')) return(FALSE);
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if (!AddNormalChar(pg,'\n')) return(FALSE);
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}
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return(FlushOutBuf(pg));
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}
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/**************************************************************\
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** AddNormalChar(pg, c)
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** add a character to the output buffer (not block mode)
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** - return TRUE means ok
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** - return FALSE means problem
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\**************************************************************/
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int AddNormalChar(
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GLOBAL_SEP_DATA *pg,
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int c
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)
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{
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if (c=='\n') {
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/* reset line length count */
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pg->cbLineLength = 0;
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}
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else {
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if (isprint(c) && (++(pg->cbLineLength) > pg->linewidth)) {
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return(TRUE);
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}
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}
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*pg->pOutBufPos++ = c;
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if (++(pg->cbOutBufLength) == BLOCK_CHAR_HEIGHT*(MAXLINE+2)) {
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return(FlushOutBuf(pg));
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}
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return(TRUE);
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} /* end of AddNormalChar() */
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/**************************************************************\
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** AddBlockChar(pg, c)
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** add a character to the output buffer (block mode)
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** return TRUE means ok
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** return FALSE means problem
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\**************************************************************/
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int AddBlockChar(
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GLOBAL_SEP_DATA *pg,
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int c
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)
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{
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int w;
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register int i,k;
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register char *p;
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unsigned char cBits, *pcBits;
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char cBlkFill;
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w = (pg->mode==DOUBLE_WIDTH)? BLOCK_CHAR_DWIDTH : BLOCK_CHAR_WIDTH;
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if (pg->cbLineLength+w > pg->linewidth) {
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return(TRUE);
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}
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cBlkFill = isprint(c) ? c : '@';
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pcBits = Font_Bits + c * 8;
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for (i=0; i < BLOCK_CHAR_HEIGHT; i++, pcBits++) {
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/* put block character into buffer line by line, top first */
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p = pg->pOutBufPos + i * (MAXLINE+2);
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cBits = *pcBits;
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if (pg->mode==DOUBLE_WIDTH) {
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for (k=BLOCK_CHAR_WIDTH; k--; ) {
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*p = *(p+1) = (cBits & 0x80)? cBlkFill : ' ';
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p += 2;
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cBits <<= 1;
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}
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}
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else {
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for (k=BLOCK_CHAR_WIDTH; k--; ) {
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*p++ = (cBits & 0x80)? cBlkFill : ' ';
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cBits <<= 1;
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}
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}
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} /* end of loop through lines of block char */
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pg->pOutBufPos += w;
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pg->cbLineLength += w;
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pg->cbOutBufLength += w;
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return(TRUE);
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} /* end of AddBlockChar() */
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/**************************************************************\
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** DoSeparatorPage(pg)
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** this is the actual processing
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\**************************************************************/
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int DoSeparatorPage(GLOBAL_SEP_DATA *pg)
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{
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int status = TRUE;
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int c;
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char *pchar;
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WCHAR *pwchar;
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char tempbuf[MAX_PATH]; /* assume length of date, time, or job_id < MAXPATH */
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int (*AddCharFxn)() = AddNormalChar;
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if ((c = ReadSepChar(pg))==EOF) {
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return(TRUE);
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}
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pg->linewidth = DEFAULT_LINE_WIDTH;
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pg->cEsc = c;
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pg->pOutBufPos = pg->OutBuf;
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pg->cbOutBufLength = 0;
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pg->cbLineLength = 0;
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pg->mode = NORMAL_MODE;
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while (status && ((c=ReadSepChar(pg))!=EOF) ) {
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/* find the next escape sequence */
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if (c != pg->cEsc) continue;
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/* found an escape character: now, check the next character */
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if ((c=ReadSepChar(pg))==EOF) {
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break;
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}
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switch (c) {
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case TEXT_MODE:
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if (pg->mode==NORMAL_MODE) {
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while (status && ((c=ReadSepChar(pg)) != EOF)) {
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if (c!=pg->cEsc) {
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status = AddNormalChar(pg, c);
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}
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else {
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/* This is to treat <esc><esc> as a normal char */
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c = ReadSepChar(pg);
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if (c==pg->cEsc) {
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status = AddNormalChar(pg, c);
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}
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else {
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UngetSepChar(pg, c);
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UngetSepChar(pg, pg->cEsc);
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break; /* breaks from the while, returns to main loop */
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}
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}
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}
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} /* end of NORMAL_MODE processing */
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else {
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while (status && ((c=ReadSepChar(pg))!=EOF)) {
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if (c=='\n') {
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status = FlushOutBuf(pg);
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}
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else if (c=='\r') {
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/* if followed by '\n', ignore.
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* Otherwise, AddBlockChar() the '\r'.
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*/
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c = ReadSepChar(pg);
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if (c!='\n') {
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status = AddBlockChar(pg, '\r');
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}
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UngetSepChar(pg, c);
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}
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else {
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if (c==pg->cEsc) {
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/* This is to treat <esc><esc> as a normal char */
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c = ReadSepChar(pg);
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if (c==pg->cEsc) {
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status = AddBlockChar(pg, c);
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}
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else {
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UngetSepChar(pg, c);
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UngetSepChar(pg, pg->cEsc);
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break; /* breaks from the while, returns to main loop */
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}
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}
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else {
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status = AddBlockChar(pg, c);
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}
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}
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}
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} /* end of BLOCK mode processing */
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break;
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case BLOCK_START:
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case SINGLE_WIDTH:
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case DOUBLE_WIDTH:
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case NORMAL_MODE:
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status = FlushNewLine(pg);
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pg->mode = c;
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AddCharFxn = (pg->mode==NORMAL_MODE)? AddNormalChar : AddBlockChar;
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break;
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case USER_NAME:
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pwchar = pg->pSpool->pIniJob->pUser;
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if (pwchar) {
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while (*pwchar && status) status = (*AddCharFxn)(pg, (char)*pwchar++);
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}
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break;
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case DATE_INSERT:
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ConvertDatetoChar(&pg->pSpool->pIniJob->Submitted, tempbuf);
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pchar = tempbuf;
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while (*pchar && status) status = (*AddCharFxn)(pg, *pchar++);
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break;
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case TIME_INSERT:
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ConvertTimetoChar(&pg->pSpool->pIniJob->Submitted, tempbuf);
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pchar = tempbuf;
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while (*pchar && status) status = (*AddCharFxn)(pg, *pchar++);
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break;
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case JOB_ID:
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_itoa(pg->pSpool->pIniJob->JobId, tempbuf, 10);
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pchar = tempbuf;
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while (*pchar && status) status = (*AddCharFxn)(pg, *pchar++);
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break;
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case HEX_CODE:
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/* print a control character--read the hexadecimal code */
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c = ReadSepChar(pg);
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if (isxdigit(c)) {
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int c2 = ReadSepChar(pg);
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if (isxdigit(c2)) {
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c = (char)((ConvertAtoH(c) << 4) + ConvertAtoH(c2));
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status = (*AddCharFxn)(pg, c);
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}
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else {
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UngetSepChar(pg, c2);
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/* perhaps shouldn't do this? If they say @Hxx,
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* implying xx is a hexadecimal code, and the second
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* x is not a hex digit, should we leave that char
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* on the input line to be interpreted next, or should
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* we skip it? This only matters if it was an escape char,
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|
* i.e. @Hx@.... Right now, the second @ is considered
|
|
* the start of a new command, and the @Hx is ignored
|
|
* entirely. The same applies for the UngetSepChar() below.
|
|
*/
|
|
}
|
|
}
|
|
else {
|
|
UngetSepChar(pg, c);
|
|
}
|
|
break;
|
|
|
|
case WIDTH_CHANGE:
|
|
{
|
|
/* read the decimal number; change line width if reasonable */
|
|
int new_width = 0;
|
|
|
|
for (c = ReadSepChar(pg); isdigit(c); c = ReadSepChar(pg)) {
|
|
new_width = 10 * new_width + c - '0';
|
|
}
|
|
UngetSepChar(pg, c);
|
|
|
|
if (new_width <= MAXLINE) {
|
|
pg->linewidth = new_width;
|
|
}
|
|
else {
|
|
pg->linewidth = MAXLINE;
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
case '9':
|
|
case '8':
|
|
case '7':
|
|
case '6':
|
|
case '5':
|
|
case '4':
|
|
case '3':
|
|
case '2':
|
|
case '1':
|
|
case '0':
|
|
if (pg->mode==NORMAL_MODE) {
|
|
status = AddNormalChar(pg,'\n');
|
|
}
|
|
if (status) status = FlushOutBuf(pg);
|
|
if (status) status = WriteSepBuf(pg, sznewline, 2*(c-'0'));
|
|
break;
|
|
|
|
case END_PAGE:
|
|
/* this just outputs a formfeed character */
|
|
status = FlushNewLine(pg);
|
|
if (status) status = WriteSepBuf(pg, "\f",1);
|
|
break;
|
|
|
|
case FILE_INSERT:
|
|
{
|
|
HANDLE hFile2, hMapping2;
|
|
DWORD dwSizeLo2;
|
|
char *pFirstChar;
|
|
HANDLE hImpersonationToken;
|
|
|
|
if (!(status = FlushNewLine(pg))) {
|
|
break;
|
|
}
|
|
ReadFileName(pg, tempbuf);
|
|
|
|
hImpersonationToken = RevertToPrinterSelf();
|
|
|
|
hFile2 = CreateFileA(tempbuf, GENERIC_READ, FILE_SHARE_READ,
|
|
NULL, OPEN_EXISTING, FILE_FLAG_SEQUENTIAL_SCAN, NULL);
|
|
|
|
ImpersonatePrinterClient(hImpersonationToken);
|
|
|
|
if (hFile2 != INVALID_HANDLE_VALUE) {
|
|
dwSizeLo2 = GetFileSize(hFile2, NULL); /* assume < 4 gigabytes! */
|
|
hMapping2 = CreateFileMapping(hFile2,NULL,PAGE_READONLY,0,0,NULL);
|
|
if (hMapping2 && (dwSizeLo2 > 0)) {
|
|
pFirstChar = (char *)
|
|
MapViewOfFile(hMapping2, FILE_MAP_READ, 0, 0, dwSizeLo2);
|
|
if (pFirstChar) {
|
|
status = WriteSepBuf(pg, pFirstChar, dwSizeLo2);
|
|
UnmapViewOfFile(pFirstChar);
|
|
}
|
|
CloseHandle(hMapping2);
|
|
}
|
|
CloseHandle(hFile2);
|
|
}
|
|
|
|
/* NOTE: if couldn't open file, or error while reading file,
|
|
* status is NOT set to false. We will simply stop the file
|
|
* insert operation, and continue processing the rest of the
|
|
* the separator page as before.
|
|
*/
|
|
else {
|
|
DBGMSG(DBG_WARNING, ("SEPARATOR PAGE: Could not open file %s \n",tempbuf));
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
|
|
default:
|
|
break;
|
|
|
|
}
|
|
|
|
} /* end of main while loop...find next escape sequence, process */
|
|
|
|
if (status) status = FlushOutBuf(pg);
|
|
|
|
return(status);
|
|
|
|
} /* end of DoSeparatorPage() */
|
|
|
|
|
|
/**************************************************************\
|
|
** ConvertAtoH(c)
|
|
** Converts an ASCII character to hexadecimal.
|
|
\**************************************************************/
|
|
int ConvertAtoH(int c)
|
|
{
|
|
return( c - (isdigit(c)? '0' :
|
|
((isupper(c)? 'A':'a') - 10)));
|
|
}
|
|
|
|
|
|
/**************************************************************\
|
|
** ConvertTimetoChar()
|
|
** converts system time to a string (internationalized).
|
|
\**************************************************************/
|
|
void ConvertTimetoChar(
|
|
SYSTEMTIME *pSystemTime,
|
|
char *string
|
|
)
|
|
{
|
|
SYSTEMTIME LocalTime;
|
|
LCID lcid;
|
|
// Convert to local time
|
|
SystemTimeToTzSpecificLocalTime(NULL, pSystemTime, &LocalTime);
|
|
// Get lcid of local machine
|
|
lcid=GetSystemDefaultLCID();
|
|
// Convert to string, , using default format for that locale
|
|
GetTimeFormatA(lcid, 0, &LocalTime, NULL, string, MAX_PATH-1);
|
|
}
|
|
|
|
|
|
/**************************************************************\
|
|
** ConvertDatetoChar()
|
|
** converts system date to a string (internationalized).
|
|
\**************************************************************/
|
|
void ConvertDatetoChar(
|
|
SYSTEMTIME *pSystemTime,
|
|
char *string
|
|
)
|
|
{
|
|
SYSTEMTIME LocalTime;
|
|
LCID lcid;
|
|
// Convert to local time
|
|
SystemTimeToTzSpecificLocalTime(NULL, pSystemTime, &LocalTime);
|
|
// Get lcid of local machine
|
|
lcid = GetSystemDefaultLCID();
|
|
// Convert to string, using default format for that locale
|
|
GetDateFormatA(lcid, 0, &LocalTime, NULL, string, MAX_PATH-1);
|
|
}
|
|
|
|
|
|
/**************************************************************\
|
|
** ReadFileName(pg, szfilename)
|
|
** parses a filename from the separator file (following <esc>F).
|
|
** the following scheme is used:
|
|
**
|
|
** - read until a single escape, EOF, newline, or carriage return
|
|
** is encountered. Put this string into a temporary buffer,
|
|
** passed by the calling function.
|
|
**
|
|
** - if string begins with a double quote, skip this double quote,
|
|
** and consider the double quote character as an end of string
|
|
** marker, just like the newline. Thus, @F"myfile
|
|
** will be read as @Fmyfile
|
|
**
|
|
\**************************************************************/
|
|
void ReadFileName(
|
|
GLOBAL_SEP_DATA *pg,
|
|
char *szfilename
|
|
)
|
|
{
|
|
char *pchar = szfilename;
|
|
char c;
|
|
BOOL bNotQuote = TRUE;
|
|
|
|
if ((pg->dwFileCount < pg->dwFileSizeLo) && (*pg->pNextFileChar=='\"')) {
|
|
pg->dwFileCount++;
|
|
pg->pNextFileChar++;
|
|
bNotQuote = FALSE;
|
|
}
|
|
while ((pg->dwFileCount < pg->dwFileSizeLo) && (c=*pg->pNextFileChar)!='\n'
|
|
&& c!='\r' && (bNotQuote || c!='\"')) {
|
|
if (c!=pg->cEsc) {
|
|
*pchar++ = c;
|
|
pg->pNextFileChar++;
|
|
pg->dwFileCount++;
|
|
}
|
|
else {
|
|
if ((pg->dwFileCount+1) < pg->dwFileSizeLo
|
|
&& *(pg->pNextFileChar+1)==pg->cEsc) {
|
|
*pchar++ = pg->cEsc;
|
|
pg->pNextFileChar+=2;
|
|
pg->dwFileCount+=2;
|
|
}
|
|
else {
|
|
break;
|
|
}
|
|
}
|
|
} /* end of loop to read characters */
|
|
|
|
*pchar = '\0';
|
|
|
|
} /* end of ReadFileName() */
|