+++ /dev/null
-/* $TOG: spfile.c /main/13 1997/06/09 09:38:27 barstow $ */
-/*
- * Copyright 1990, 1991 Network Computing Devices;
- * Portions Copyright 1987 by Digital Equipment Corporation
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the names of Network Computing Devices or Digital
- * not be used in advertising or publicity pertaining to distribution of
- * the software without specific, written prior permission.
- *
- * NETWORK COMPUTING DEVICES AND DIGITAL DISCLAIM ALL WARRANTIES WITH
- * REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
- * AND FITNESS, IN NO EVENT SHALL NETWORK COMPUTING DEVICES OR DIGITAL
- * LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- *
- * Author: Dave Lemke, Network Computing Devices Inc
- */
-
-/*
-
-Copyright (c) 1987 X Consortium
-
-Permission is hereby granted, free of charge, to any person obtaining
-a copy of this software and associated documentation files (the
-"Software"), to deal in the Software without restriction, including
-without limitation the rights to use, copy, modify, merge, publish,
-distribute, sublicense, and/or sell copies of the Software, and to
-permit persons to whom the Software is furnished to do so, subject to
-the following conditions:
-
-The above copyright notice and this permission notice shall be included
-in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR
-OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of the X Consortium shall
-not be used in advertising or otherwise to promote the sale, use or
-other dealings in this Software without prior written authorization
-from the X Consortium.
-
-*/
-
-#include <stdio.h>
-#include "fntfilst.h"
-
-#include "spint.h"
-
-SpeedoFontPtr sp_fp_cur = (SpeedoFontPtr) 0;
-
-#ifdef EXTRAFONTS
-#include "ncdkeys.h"
-#endif
-
-#include "keys.h"
-
-#ifdef EXTRAFONTS
-static ufix8 skey[] =
-{
- SKEY0,
- SKEY1,
- SKEY2,
- SKEY3,
- SKEY4,
- SKEY5,
- SKEY6,
- SKEY7,
- SKEY8
-}; /* Sample Font decryption key */
-
-static ufix8 rkey[] =
-{
- RKEY0,
- RKEY1,
- RKEY2,
- RKEY3,
- RKEY4,
- RKEY5,
- RKEY6,
- RKEY7,
- RKEY8
-}; /* Retail Font decryption key */
-
-#endif /* EXTRAFONTS */
-
-#ifdef XSAMPLEFONTS
-static ufix8 xkey[] =
-{
- XKEY0,
- XKEY1,
- XKEY2,
- XKEY3,
- XKEY4,
- XKEY5,
- XKEY6,
- XKEY7,
- XKEY8
-}; /* Sample Font decryption key */
-#endif
-
-static ufix8 mkey[] =
-{
- KEY0,
- KEY1,
- KEY2,
- KEY3,
- KEY4,
- KEY5,
- KEY6,
- KEY7,
- KEY8
-}; /* Font decryption key */
-
-
-static fix15
-read_2b(ptr)
- ufix8 *ptr;
-{
- fix15 tmp;
-
- tmp = *ptr++;
- tmp = (tmp << 8) + *ptr;
- return tmp;
-}
-
-static fix31
-read_4b(ptr)
- ufix8 *ptr;
-{
- fix31 tmp;
-
- tmp = *ptr++;
- tmp = (tmp << 8) + *ptr++;
- tmp = (tmp << 8) + *ptr++;
- tmp = (tmp << 8) + *ptr;
- return tmp;
-}
-
-/*
- * loads the specified char's data
- */
-buff_t *
-sp_load_char_data(file_offset, num, cb_offset)
- fix31 file_offset;
- fix15 num;
- fix15 cb_offset;
-{
- SpeedoMasterFontPtr master = sp_fp_cur->master;
-
- if (fseek(master->fp, (long) file_offset, (int) 0)) {
- SpeedoErr("can't seek to char\n");
- }
- if ((num + cb_offset) > master->mincharsize) {
- SpeedoErr("char buf overflow\n");
- }
- if (fread((master->c_buffer + cb_offset), sizeof(ufix8), num,
- master->fp) != num) {
- SpeedoErr("can't get char data\n");
- }
- master->char_data.org = (ufix8 *) master->c_buffer + cb_offset;
- master->char_data.no_bytes = num;
-
- return &master->char_data;
-}
-
-int
-sp_open_master(filename, master)
- char *filename;
- SpeedoMasterFontPtr *master;
-{
- SpeedoMasterFontPtr spmf;
- ufix8 tmp[16];
- ufix16 cust_no;
- FILE *fp;
- ufix32 minbufsize;
- ufix16 mincharsize;
- ufix8 *f_buffer;
- ufix8 *c_buffer;
- int ret;
- ufix8 *key;
-
- spmf = (SpeedoMasterFontPtr) xalloc(sizeof(SpeedoMasterFontRec));
- if (!spmf)
- return AllocError;
- bzero(spmf, sizeof(SpeedoMasterFontRec));
- spmf->entry = NULL;
- spmf->f_buffer = NULL;
- spmf->c_buffer = NULL;
-
- /* open font */
- spmf->fname = (char *) xalloc(strlen(filename) + 1);
- if (!spmf->fname)
- return AllocError;
- fp = fopen(filename, "r");
- if (!fp) {
- ret = BadFontName;
- goto cleanup;
- }
- strcpy(spmf->fname, filename);
- spmf->fp = fp;
- spmf->state |= MasterFileOpen;
-
- if (fread(tmp, sizeof(ufix8), 16, fp) != 16) {
- ret = BadFontName;
- goto cleanup;
- }
- minbufsize = (ufix32) read_4b(tmp + FH_FBFSZ);
- f_buffer = (ufix8 *) xalloc(minbufsize);
- if (!f_buffer) {
- ret = AllocError;
- goto cleanup;
- }
- spmf->f_buffer = f_buffer;
-
- fseek(fp, (ufix32) 0, 0);
-
- /* read in the font */
- if (fread(f_buffer, sizeof(ufix8), (ufix16) minbufsize, fp) != minbufsize) {
- ret = BadFontName;
- goto cleanup;
- }
- spmf->copyright = (char *) (f_buffer + FH_CPYRT);
- spmf->mincharsize = mincharsize = read_2b(f_buffer + FH_CBFSZ);
-
- c_buffer = (ufix8 *) xalloc(mincharsize);
- if (!c_buffer) {
- ret = AllocError;
- goto cleanup;
- }
- spmf->c_buffer = c_buffer;
-
- spmf->font.org = spmf->f_buffer;
- spmf->font.no_bytes = minbufsize;
-
- cust_no = sp_get_cust_no(spmf->font);
-
- /* XXX add custom encryption stuff here */
-
-#ifdef EXTRAFONTS
- if (cust_no == SCUS0) {
- key = skey;
- } else if (cust_no == RCUS0) {
- key = rkey;
- } else
-#endif
-
-#ifdef XSAMPLEFONTS
- if (cust_no == XCUS0) {
- key = xkey;
- } else
-#endif
-
- if (cust_no == CUS0) {
- key = mkey;
- } else {
- SpeedoErr("Non - standard encryption for \"%s\"\n", filename);
- ret = BadFontName;
- goto cleanup;
- }
- spmf->key = key;
- sp_set_key(key);
-
- spmf->first_char_id = read_2b(f_buffer + FH_FCHRF);
- spmf->num_chars = read_2b(f_buffer + FH_NCHRL);
-
-
- spmf->enc = sp_bics_map;
- spmf->enc_size = sp_bics_map_size;
-
-#ifdef EXTRAFONTS
- { /* choose the proper encoding */
- char *f;
-
- f = strrchr(filename, '/');
- if (f) {
- f++;
- if (strncmp(f, "bx113", 5) == 0) {
- spmf->enc = adobe_map;
- spmf->enc_size = adobe_map_size;
- }
- }
- }
-#endif
-
- /* XXX slam back to ISO Latin1 */
- spmf->first_char_id = spmf->enc[0];
- /* size of extents array */
- spmf->max_id = spmf->enc[(spmf->enc_size - 1) * 2];
- spmf->num_chars = spmf->enc_size;
-
- *master = spmf;
-
- return Successful;
-
-cleanup:
- *master = (SpeedoMasterFontPtr) 0;
- sp_close_master_font(spmf);
- return ret;
-}
-
-void
-sp_close_master_font(spmf)
- SpeedoMasterFontPtr spmf;
-{
- if (!spmf)
- return;
- if (spmf->state & MasterFileOpen)
- fclose(spmf->fp);
- if (spmf->entry)
- spmf->entry->u.scalable.extra->private = NULL;
- xfree(spmf->fname);
- xfree(spmf->f_buffer);
- xfree(spmf->c_buffer);
- xfree(spmf);
-}
-
-void
-sp_close_master_file(spmf)
- SpeedoMasterFontPtr spmf;
-{
- (void) fclose(spmf->fp);
- spmf->state &= ~MasterFileOpen;
-}
-
-
-/*
- * reset the encryption key, and make sure the file is opened
- */
-void
-sp_reset_master(spmf)
- SpeedoMasterFontPtr spmf;
-{
- sp_set_key(spmf->key);
- if (!(spmf->state & MasterFileOpen)) {
- spmf->fp = fopen(spmf->fname, "r");
- /* XXX -- what to do if we can't open the file? */
- spmf->state |= MasterFileOpen;
- }
- fseek(spmf->fp, 0, 0);
-}
projects / rdpsrv / blobdiff