Sweden-Number/graphics/psdrv/ppd.c

672 lines
16 KiB
C

/* PostScript Printer Description (PPD) file parser
*
* See http://www.adobe.com/supportservice/devrelations/PDFS/TN/5003.PPD_Spec_v4.3.pdf
*
* Copyright 1998 Huw D M Davies
*/
#include <string.h>
#include <ctype.h>
#include "winnt.h" /* HEAP_ZERO_MEMORY */
#include "heap.h"
#include "debugtools.h"
#include "psdrv.h"
#include "winspool.h"
DEFAULT_DEBUG_CHANNEL(psdrv)
typedef struct {
char *key;
char *option;
char *opttrans;
char *value;
char *valtrans;
} PPDTuple;
/* map of page names in ppd file to Windows paper constants */
static struct {
char *PSName;
WORD WinPage;
} PageTrans[] = {
{"A4", DMPAPER_A4},
{"Letter", DMPAPER_LETTER},
{"Legal", DMPAPER_LEGAL},
{"Executive", DMPAPER_EXECUTIVE},
{"Comm10", DMPAPER_ENV_10},
{"Monarch", DMPAPER_ENV_MONARCH},
{"DL", DMPAPER_ENV_DL},
{"C5", DMPAPER_ENV_C5},
{"B5", DMPAPER_ENV_B5},
{NULL, 0}
};
/* the same for bin names */
static struct {
char *PSName;
WORD WinBin;
} BinTrans[] = {
{"Lower", DMBIN_LOWER},
{"Upper", DMBIN_UPPER},
{"Envelope", DMBIN_ENVELOPE},
{"LargeCapacity", DMBIN_LARGECAPACITY},
{NULL, 0}
};
/***********************************************************************
*
* PSDRV_PPDDecodeHex
*
* Copies str into a newly allocated string from the process heap subsituting
* hex strings enclosed in '<' and '>' for their byte codes.
*
*/
static char *PSDRV_PPDDecodeHex(char *str)
{
char *buf, *in, *out;
BOOL inhex = FALSE;
buf = HeapAlloc(PSDRV_Heap, 0, strlen(str) + 1);
if(!buf)
return NULL;
for(in = str, out = buf; *in; in++) {
if(!inhex) {
if(*in != '<')
*out++ = *in;
else
inhex = TRUE;
} else {
if(*in == '>') {
inhex = FALSE;
continue;
}
else if(isspace(*in))
continue;
else {
int i;
if(!isxdigit(*in) || !isxdigit(*(in + 1))) {
ERR("Invalid hex char in hex string\n");
HeapFree(PSDRV_Heap, 0, buf);
return NULL;
}
*out = 0;
for(i = 0; i < 2; i++) {
if(isdigit(*(in + i)))
*out |= (*(in + i) - '0') << ((1-i) * 4);
else
*out |= (toupper(*(in + i)) - 'A' + 10) << ((1-i) * 4);
}
out++;
in++;
}
}
}
*out = '\0';
return buf;
}
/***********************************************************************
*
* PSDRV_PPDGetTransValue
*
*/
static BOOL PSDRV_PPDGetTransValue(char *start, PPDTuple *tuple)
{
char *buf, *end;
end = strpbrk(start, "\r\n");
if(end == start) return FALSE;
if(!end) end = start + strlen(start);
buf = HeapAlloc( PSDRV_Heap, 0, end - start + 1 );
memcpy(buf, start, end - start);
*(buf + (end - start)) = '\0';
tuple->valtrans = PSDRV_PPDDecodeHex(buf);
HeapFree( PSDRV_Heap, 0, buf );
return TRUE;
}
/***********************************************************************
*
* PSDRV_PPDGetInvocationValue
*
* Passed string that should be surrounded by `"'s, return string alloced
* from process heap.
*/
static BOOL PSDRV_PPDGetInvocationValue(FILE *fp, char *pos, PPDTuple *tuple)
{
char *start, *end, *buf;
char line[257];
int len;
start = pos + 1;
buf = HeapAlloc( PSDRV_Heap, 0, strlen(start) + 1 );
len = 0;
do {
end = strchr(start, '"');
if(end) {
buf = HeapReAlloc( PSDRV_Heap, 0, buf,
len + (end - start) + 1 );
memcpy(buf + len, start, end - start);
*(buf + len + (end - start)) = '\0';
tuple->value = buf;
start = strchr(end, '/');
if(start)
return PSDRV_PPDGetTransValue(start + 1, tuple);
return TRUE;
} else {
int sl = strlen(start);
buf = HeapReAlloc( PSDRV_Heap, 0, buf, len + sl + 1 );
strcpy(buf + len, start);
len += sl;
}
} while( fgets((start = line), sizeof(line), fp) );
tuple->value = NULL;
HeapFree( PSDRV_Heap, 0, buf );
return FALSE;
}
/***********************************************************************
*
* PSDRV_PPDGetQuotedValue
*
* Passed string that should be surrounded by `"'s. Expand <xx> as hex
* return string alloced from process heap.
*/
static BOOL PSDRV_PPDGetQuotedValue(FILE *fp, char *pos, PPDTuple *tuple)
{
char *buf;
if(!PSDRV_PPDGetInvocationValue(fp, pos, tuple))
return FALSE;
buf = PSDRV_PPDDecodeHex(tuple->value);
HeapFree(PSDRV_Heap, 0, tuple->value);
tuple->value = buf;
return TRUE;
}
/***********************************************************************
*
* PSDRV_PPDGetStringValue
*
* Just strip leading white space.
*/
static BOOL PSDRV_PPDGetStringValue(char *str, PPDTuple *tuple)
{
char *start = str, *end;
while(*start != '\0' && isspace(*start))
start++;
end = strpbrk(start, "/\r\n");
if(!end) end = start + strlen(start);
tuple->value = HeapAlloc( PSDRV_Heap, 0, (end - start) + 1 );
memcpy(tuple->value, start, end - start);
*(tuple->value + (end - start)) = '\0';
if(*end == '/')
PSDRV_PPDGetTransValue(end + 1, tuple);
return TRUE;
}
/***********************************************************************
*
* PSDRV_PPDSymbolValue
*
* Not implemented yet.
*/
static BOOL PSDRV_PPDGetSymbolValue(char *pos, PPDTuple *tuple)
{
FIXME("Stub\n");
return FALSE;
}
/*********************************************************************
*
* PSDRV_PPDGetNextTuple
*
* Gets the next Keyword Option Value tuple from the file. Allocs space off
* the process heap which should be free()ed by the caller if not needed.
*/
static BOOL PSDRV_PPDGetNextTuple(FILE *fp, PPDTuple *tuple)
{
char line[257], *opt = NULL, *cp, *trans;
BOOL gotoption = TRUE;
memset(tuple, 0, sizeof(*tuple));
do {
if(!fgets(line, sizeof(line), fp))
return FALSE;
if(line[0] == '*' && line[1] != '%' && strncmp(line, "*End", 4))
break;
} while(1);
if(line[strlen(line)-1] != '\n') {
ERR("Line too long.\n");
return FALSE;
}
for(cp = line; !isspace(*cp); cp++)
;
if(*(cp-1) == ':') {
cp--;
gotoption = FALSE;
} else {
opt = cp;
}
tuple->key = HeapAlloc( PSDRV_Heap, 0, cp - line + 1 );
if(!tuple->key) return FALSE;
memcpy(tuple->key, line, cp - line);
tuple->key[cp - line] = '\0';
if(gotoption) {
while(isspace(*opt))
opt++;
cp = strpbrk(opt, ":/");
if(!cp) {
ERR("Error in line '%s'?\n", line);
return FALSE;
}
tuple->option = HeapAlloc( PSDRV_Heap, 0, cp - opt + 1 );
if(!tuple->option) return FALSE;
memcpy(tuple->option, opt, cp - opt);
tuple->option[cp - opt] = '\0';
if(*cp == '/') {
char *buf;
trans = cp + 1;
cp = strchr(trans, ':');
if(!cp) {
ERR("Error in line '%s'?\n", line);
return FALSE;
}
buf = HeapAlloc( PSDRV_Heap, 0, cp - trans + 1 );
if(!buf) return FALSE;
memcpy(buf, trans, cp - trans);
buf[cp - trans] = '\0';
tuple->opttrans = PSDRV_PPDDecodeHex(buf);
HeapFree( PSDRV_Heap, 0, buf );
}
}
while(!isspace(*cp))
cp++;
while(isspace(*cp))
cp++;
switch(*cp) {
case '"':
if( (!gotoption && strncmp(tuple->key, "*?", 2) ) ||
!strncmp(tuple->key, "*JCL", 4))
PSDRV_PPDGetQuotedValue(fp, cp, tuple);
else
PSDRV_PPDGetInvocationValue(fp, cp, tuple);
break;
case '^':
PSDRV_PPDGetSymbolValue(cp, tuple);
break;
default:
PSDRV_PPDGetStringValue(cp, tuple);
}
return TRUE;
}
/*********************************************************************
*
* PSDRV_PPDGetPageSizeInfo
*
* Searches ppd PageSize list to return entry matching name or creates new
* entry which is appended to the list if name is not found.
*
*/
PAGESIZE *PSDRV_PPDGetPageSizeInfo(PPD *ppd, char *name)
{
PAGESIZE *page = ppd->PageSizes, *lastpage;
if(!page) {
page = ppd->PageSizes = HeapAlloc( PSDRV_Heap,
HEAP_ZERO_MEMORY, sizeof(*page) );
return page;
} else {
for( ; page; page = page->next) {
if(!strcmp(page->Name, name))
return page;
lastpage = page;
}
lastpage->next = HeapAlloc( PSDRV_Heap,
HEAP_ZERO_MEMORY, sizeof(*page) );
return lastpage->next;
}
}
/**********************************************************************
*
* PSDRV_PPDGetWord
*
* Returns ptr alloced from heap to first word in str. Strips leading spaces.
* Puts ptr to next word in next
*/
static char *PSDRV_PPDGetWord(char *str, char **next)
{
char *start, *end, *ret;
start = str;
while(start && *start && isspace(*start))
start++;
if(!start || !*start) return FALSE;
end = start;
while(*end && !isspace(*end))
end++;
ret = HeapAlloc( PSDRV_Heap, 0, end - start + 1 );
memcpy(ret, start, end - start );
*(ret + (end - start)) = '\0';
while(*end && isspace(*end))
end++;
if(*end)
*next = end;
else
*next = NULL;
return ret;
}
/***********************************************************************
*
* PSDRV_ParsePPD
*
*
*/
PPD *PSDRV_ParsePPD(char *fname)
{
FILE *fp;
PPD *ppd;
PPDTuple tuple;
TRACE("%s\n", fname);
if((fp = fopen(fname, "r")) == NULL) {
WARN("Couldn't open ppd file '%s'\n", fname);
return NULL;
}
ppd = HeapAlloc( PSDRV_Heap, HEAP_ZERO_MEMORY, sizeof(*ppd));
if(!ppd) {
ERR("Unable to allocate memory for ppd\n");
fclose(fp);
return NULL;
}
while( PSDRV_PPDGetNextTuple(fp, &tuple)) {
if(!strcmp("*NickName", tuple.key)) {
ppd->NickName = tuple.value;
tuple.value = NULL;
TRACE("NickName = '%s'\n", ppd->NickName);
}
else if(!strcmp("*LanguageLevel", tuple.key)) {
sscanf(tuple.value, "%d", &(ppd->LanguageLevel));
TRACE("LanguageLevel = %d\n", ppd->LanguageLevel);
}
else if(!strcmp("*ColorDevice", tuple.key)) {
if(!strcasecmp(tuple.value, "true"))
ppd->ColorDevice = TRUE;
TRACE("ColorDevice = %d\n", (int)ppd->ColorDevice);
}
else if((!strcmp("*DefaultResolution", tuple.key)) ||
(!strcmp("*DefaultJCLResolution", tuple.key))) {
sscanf(tuple.value, "%d", &(ppd->DefaultResolution));
TRACE("DefaultResolution = %d\n", ppd->DefaultResolution);
}
else if(!strcmp("*Font", tuple.key)) {
FONTNAME *fn;
for(fn = ppd->InstalledFonts; fn && fn->next; fn = fn->next)
;
if(!fn) {
ppd->InstalledFonts = HeapAlloc(PSDRV_Heap,
HEAP_ZERO_MEMORY, sizeof(*fn));
fn = ppd->InstalledFonts;
} else {
fn->next = HeapAlloc(PSDRV_Heap,
HEAP_ZERO_MEMORY, sizeof(*fn));
fn = fn->next;
}
fn->Name = tuple.option;
tuple.option = NULL;
}
else if(!strcmp("*DefaultFont", tuple.key)) {
ppd->DefaultFont = tuple.value;
tuple.value = NULL;
}
else if(!strcmp("*JCLBegin", tuple.key)) {
ppd->JCLBegin = tuple.value;
tuple.value = NULL;
}
else if(!strcmp("*JCLToPSInterpreter", tuple.key)) {
ppd->JCLToPSInterpreter = tuple.value;
tuple.value = NULL;
}
else if(!strcmp("*JCLEnd", tuple.key)) {
ppd->JCLEnd = tuple.value;
tuple.value = NULL;
}
else if(!strcmp("*PageSize", tuple.key)) {
PAGESIZE *page;
page = PSDRV_PPDGetPageSizeInfo(ppd, tuple.option);
if(!page->Name) {
int i;
page->Name = tuple.option;
tuple.option = NULL;
for(i = 0; PageTrans[i].PSName; i++) {
if(!strcmp(PageTrans[i].PSName, page->Name)) { /* case ? */
page->WinPage = PageTrans[i].WinPage;
break;
}
}
if(!page->WinPage)
FIXME("Can't find Windows page type for '%s'\n",
page->Name);
}
if(!page->FullName) {
page->FullName = tuple.opttrans;
tuple.opttrans = NULL;
}
if(!page->InvocationString) {
page->InvocationString = tuple.value;
tuple.value = NULL;
}
}
else if(!strcmp("*ImageableArea", tuple.key)) {
PAGESIZE *page;
page = PSDRV_PPDGetPageSizeInfo(ppd, tuple.option);
if(!page->Name) {
page->Name = tuple.option;
tuple.option = NULL;
}
if(!page->FullName) {
page->FullName = tuple.opttrans;
tuple.opttrans = NULL;
}
#define PIA page->ImageableArea
if(!PIA) {
PIA = HeapAlloc( PSDRV_Heap, 0, sizeof(*PIA) );
sscanf(tuple.value, "%f%f%f%f", &PIA->llx, &PIA->lly,
&PIA->urx, &PIA->ury);
}
#undef PIA
}
else if(!strcmp("*PaperDimension", tuple.key)) {
PAGESIZE *page;
page = PSDRV_PPDGetPageSizeInfo(ppd, tuple.option);
if(!page->Name) {
page->Name = tuple.option;
tuple.option = NULL;
}
if(!page->FullName) {
page->FullName = tuple.opttrans;
tuple.opttrans = NULL;
}
#define PD page->PaperDimension
if(!PD) {
PD = HeapAlloc( PSDRV_Heap, 0, sizeof(*PD) );
sscanf(tuple.value, "%f%f", &PD->x, &PD->y);
}
#undef PD
}
else if(!strcmp("*LandscapeOrientation", tuple.key)) {
if(!strcmp(tuple.value, "Plus90"))
ppd->LandscapeOrientation = 90;
else if(!strcmp(tuple.value, "Minus90"))
ppd->LandscapeOrientation = -90;
/* anything else, namely 'any', leaves value at 0 */
TRACE("LandscapeOrientation = %d\n",
ppd->LandscapeOrientation);
}
else if(!strcmp("*UIConstraints", tuple.key)) {
char *start;
CONSTRAINT *con, **insert = &ppd->Constraints;
while(*insert)
insert = &((*insert)->next);
con = *insert = HeapAlloc( PSDRV_Heap, HEAP_ZERO_MEMORY,
sizeof(*con) );
start = tuple.value;
con->Feature1 = PSDRV_PPDGetWord(start, &start);
con->Value1 = PSDRV_PPDGetWord(start, &start);
con->Feature2 = PSDRV_PPDGetWord(start, &start);
con->Value2 = PSDRV_PPDGetWord(start, &start);
}
else if(!strcmp("*InputSlot", tuple.key)) {
INPUTSLOT *slot, **insert = &ppd->InputSlots;
int i;
while(*insert)
insert = &((*insert)->next);
slot = *insert = HeapAlloc( PSDRV_Heap, HEAP_ZERO_MEMORY,
sizeof(*slot) );
slot->Name = tuple.option;
tuple.option = NULL;
if(tuple.opttrans) {
slot->FullName = tuple.opttrans;
tuple.opttrans = NULL;
}
if(tuple.value) {
slot->InvocationString = tuple.value;
tuple.value = NULL;
}
for(i = 0; BinTrans[i].PSName; i++) {
if(!strcmp(BinTrans[i].PSName, slot->Name)) { /* case ? */
slot->WinBin = BinTrans[i].WinBin;
break;
}
}
if(!slot->WinBin)
FIXME("Can't find Windows bin type for '%s'\n",
slot->Name);
}
if(tuple.key) HeapFree(PSDRV_Heap, 0, tuple.key);
if(tuple.option) HeapFree(PSDRV_Heap, 0, tuple.option);
if(tuple.value) HeapFree(PSDRV_Heap, 0, tuple.value);
if(tuple.opttrans) HeapFree(PSDRV_Heap, 0, tuple.opttrans);
if(tuple.valtrans) HeapFree(PSDRV_Heap, 0, tuple.valtrans);
}
{
FONTNAME *fn;
PAGESIZE *page;
CONSTRAINT *con;
INPUTSLOT *slot;
OPTION *option;
OPTIONENTRY *optionEntry;
for(fn = ppd->InstalledFonts; fn; fn = fn->next)
TRACE("'%s'\n", fn->Name);
for(page = ppd->PageSizes; page; page = page->next) {
TRACE("'%s' aka '%s' (%d) invoked by '%s'\n", page->Name,
page->FullName, page->WinPage, page->InvocationString);
if(page->ImageableArea)
TRACE("Area = %.2f,%.2f - %.2f, %.2f\n",
page->ImageableArea->llx, page->ImageableArea->lly,
page->ImageableArea->urx, page->ImageableArea->ury);
if(page->PaperDimension)
TRACE("Dimension = %.2f x %.2f\n",
page->PaperDimension->x, page->PaperDimension->y);
}
for(con = ppd->Constraints; con; con = con->next)
TRACE("CONSTRAINTS@ %s %s %s %s\n", con->Feature1,
con->Value1, con->Feature2, con->Value2);
for(option = ppd->InstalledOptions; option; option = option->next) {
TRACE("OPTION: %s %s %s\n", option->OptionName,
option->FullName, option->DefaultOption);
for(optionEntry = option->Options; optionEntry;
optionEntry = optionEntry->next)
TRACE("\tOPTIONENTRY: %s %s %s\n", optionEntry->Name,
optionEntry->FullName, optionEntry->InvocationString);
}
for(slot = ppd->InputSlots; slot; slot = slot->next)
TRACE("INPUTSLOTS '%s' Name '%s' (%d) Invocation '%s'\n",
slot->Name, slot->FullName, slot->WinBin,
slot->InvocationString);
}
return ppd;
}