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-rw-r--r--Build/source/texk/dvipdfm-x/vf.c572
1 files changed, 0 insertions, 572 deletions
diff --git a/Build/source/texk/dvipdfm-x/vf.c b/Build/source/texk/dvipdfm-x/vf.c
deleted file mode 100644
index 835e85de701..00000000000
--- a/Build/source/texk/dvipdfm-x/vf.c
+++ /dev/null
@@ -1,572 +0,0 @@
-/* This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks.
-
- Copyright (C) 2002-2020 by Jin-Hwan Cho and Shunsaku Hirata,
- the dvipdfmx project team.
-
- Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include "system.h"
-#include "numbers.h"
-#include "error.h"
-#include "mem.h"
-#include "dpxconf.h"
-#include "dpxfile.h"
-/* pdfdev... */
-#include "pdfdev.h"
-
-#include "tfm.h"
-#include "dvi.h"
-#include "vf.h"
-#include "dvipdfmx.h"
-
-#include "dvicodes.h"
-
-#define VF_ALLOC_SIZE 16u
-
-#define VF_ID 202
-#define FIX_WORD_BASE 1048576.0
-#define TEXPT2PT (72.0/72.27)
-#define FW2PT (TEXPT2PT/((double)(FIX_WORD_BASE)))
-
-struct font_def {
- int32_t font_id /* id used internally in vf file */;
- uint32_t checksum, size, design_size;
- char *directory, *name;
- int tfm_id; /* id returned by TFM module */
- int dev_id; /* id returned by DEV module */
-};
-
-struct vf
-{
- char *tex_name;
- spt_t ptsize;
- uint32_t design_size; /* A fixword-pts quantity */
- int num_dev_fonts, max_dev_fonts;
- struct font_def *dev_fonts;
- unsigned char **ch_pkt, message_flag;
- uint32_t *pkt_len;
- unsigned num_chars;
-};
-
-struct vf *vf_fonts = NULL;
-int num_vf_fonts = 0, max_vf_fonts = 0;
-
-static void read_header(FILE *vf_file, int thisfont)
-{
- /* Check for usual signature */
- if (get_unsigned_byte (vf_file) == PRE &&
- get_unsigned_byte (vf_file) == VF_ID) {
-
- /* If here, assume it's a legitimate vf file */
-
- /* skip comment */
- skip_bytes (get_unsigned_byte (vf_file), vf_file);
-
- /* Skip checksum */
- skip_bytes (4, vf_file);
-
- vf_fonts[thisfont].design_size = get_positive_quad(vf_file, "VF", "design_size");
- } else { /* Try to fail gracefully and return an error to caller */
- fprintf (stderr, "VF file may be corrupt\n");
- }
-}
-
-
-static void resize_vf_fonts(int size)
-{
- int i;
- if (size > max_vf_fonts) {
- vf_fonts = RENEW (vf_fonts, size, struct vf);
- for (i=max_vf_fonts; i<size; i++) {
- vf_fonts[i].num_dev_fonts = 0;
- vf_fonts[i].max_dev_fonts = 0;
- vf_fonts[i].dev_fonts = NULL;
- vf_fonts[i].message_flag = 0;
- }
- max_vf_fonts = size;
- }
- return;
-}
-
-static void resize_one_vf_font (struct vf *a_vf, unsigned size)
-{
- unsigned i;
- if (size > (a_vf->num_chars)) {
- size = MAX (size, a_vf->num_chars+256);
- a_vf->ch_pkt = RENEW (a_vf->ch_pkt, size, unsigned char *);
- a_vf->pkt_len = RENEW (a_vf->pkt_len, size, uint32_t);
- for (i=a_vf->num_chars; i<size; i++) {
- (a_vf->ch_pkt)[i] = NULL;
- (a_vf->pkt_len)[i] = 0;
- }
- a_vf->num_chars = size;
- }
-}
-
-static void read_a_char_def(FILE *vf_file, int thisfont, uint32_t pkt_len,
- uint32_t ch)
-{
- unsigned char *pkt;
-#ifdef DEBUG
- fprintf (stderr, "read_a_char_def: len=%u, ch=%u\n", pkt_len, ch);
-#endif
- /* Resize and initialize character arrays if necessary */
- if (ch >= vf_fonts[thisfont].num_chars) {
- resize_one_vf_font (vf_fonts+thisfont, ch+1);
- }
- if (pkt_len > 0) {
- pkt = NEW (pkt_len, unsigned char);
- if (fread (pkt, 1, pkt_len, vf_file) != pkt_len)
- ERROR ("VF file ended prematurely.");
- (vf_fonts[thisfont].ch_pkt)[ch] = pkt;
- }
- (vf_fonts[thisfont].pkt_len)[ch] = pkt_len;
- return;
-}
-
-static void read_a_font_def(FILE *vf_file, int32_t font_id, int thisfont)
-{
- struct font_def *dev_font;
- int dir_length, name_length;
-#ifdef DEBUG
- fprintf (stderr, "read_a_font_def: font_id = %d\n", font_id);
-#endif
- if (vf_fonts[thisfont].num_dev_fonts >=
- vf_fonts[thisfont].max_dev_fonts) {
- vf_fonts[thisfont].max_dev_fonts += VF_ALLOC_SIZE;
- vf_fonts[thisfont].dev_fonts = RENEW
- (vf_fonts[thisfont].dev_fonts,
- vf_fonts[thisfont].max_dev_fonts,
- struct font_def);
- }
- dev_font = vf_fonts[thisfont].dev_fonts+
- vf_fonts[thisfont].num_dev_fonts;
- dev_font -> font_id = font_id;
- dev_font -> checksum = get_unsigned_quad (vf_file);
- dev_font -> size = get_positive_quad (vf_file, "VF", "font_size");
- dev_font -> design_size = get_positive_quad (vf_file, "VF", "font_design_size");
- dir_length = get_unsigned_byte (vf_file);
- name_length = get_unsigned_byte (vf_file);
- dev_font -> directory = NEW (dir_length+1, char);
- dev_font -> name = NEW (name_length+1, char);
- fread (dev_font -> directory, 1, dir_length, vf_file);
- fread (dev_font -> name, 1, name_length, vf_file);
- (dev_font -> directory)[dir_length] = 0;
- (dev_font -> name)[name_length] = 0;
- vf_fonts[thisfont].num_dev_fonts += 1;
- dev_font->tfm_id = tfm_open (dev_font -> name, 1); /* must exist */
- dev_font->dev_id =
- dvi_locate_font (dev_font->name,
- sqxfw (vf_fonts[thisfont].ptsize,
- dev_font->size));
-#ifdef DEBUG
- fprintf (stderr, "[%s/%s]\n", dev_font -> directory, dev_font -> name);
-#endif
- return;
-}
-
-static void process_vf_file (FILE *vf_file, int thisfont)
-{
- int eof = 0, code;
- int32_t font_id;
- while (!eof) {
- code = get_unsigned_byte (vf_file);
- switch (code) {
- case FNT_DEF1: case FNT_DEF2: case FNT_DEF3: case FNT_DEF4:
- font_id = get_unsigned_num (vf_file, code-FNT_DEF1);
- read_a_font_def (vf_file, font_id, thisfont);
- break;
- default:
- if (code < 242) {
- /* For a short packet, code is the pkt_len */
- uint32_t ch = get_unsigned_byte (vf_file);
- /* Skip over TFM width since we already know it */
- skip_bytes (3, vf_file);
- read_a_char_def (vf_file, thisfont, code, ch);
- break;
- }
- if (code == 242) {
- uint32_t pkt_len = get_positive_quad (vf_file, "VF", "pkt_len");
- uint32_t ch = get_unsigned_quad (vf_file);
- /* Skip over TFM width since we already know it */
- skip_bytes (4, vf_file);
- if (ch < 0x1000000U)
- read_a_char_def (vf_file, thisfont, pkt_len, ch);
- else {
- fprintf (stderr, "char=%u\n", ch);
- ERROR ("Long character (>24 bits) in VF file.\nI can't handle long characters!\n");
- }
- break;
- }
- if (code == POST) {
- eof = 1;
- break;
- }
- fprintf (stderr, "Quitting on code=%d\n", code);
- eof = 1;
- break;
- }
- }
- return;
-}
-
-/* Unfortunately, the following code isn't smart enough
- to load the vf only once for multiple point sizes.
- You will get a separate copy of each VF in memory (and a separate
- opening and reading of the file) for
- each point size. Since VFs are pretty small, I guess
- this is tolerable for now. In any case,
- the PDF file will never repeat a physical font name */
-/* Note: This code needs to be able to recurse */
-/* Global variables such as num_vf_fonts require careful attention */
-int vf_locate_font (const char *tex_name, spt_t ptsize)
-{
- int thisfont = -1, i;
- char *full_vf_file_name;
- FILE *vf_file;
- /* Has this name and ptsize already been loaded as a VF? */
- for (i=0; i<num_vf_fonts; i++) {
- if (!strcmp (vf_fonts[i].tex_name, tex_name) &&
- vf_fonts[i].ptsize == ptsize)
- break;
- }
- if (i != num_vf_fonts) {
- thisfont = i;
- } else {
- /* It's hasn't already been loaded as a VF, so try to load it */
- full_vf_file_name = kpse_find_file (tex_name,
- kpse_vf_format,
- 1);
- if (!full_vf_file_name) {
- full_vf_file_name = kpse_find_file (tex_name,
- kpse_ovf_format,
- 1);
- }
- if (full_vf_file_name &&
- (vf_file = MFOPEN (full_vf_file_name, FOPEN_RBIN_MODE)) != NULL) {
- if (dpx_conf.verbose_level == 1)
- fprintf (stderr, "(VF:%s", tex_name);
- if (dpx_conf.verbose_level > 1)
- fprintf (stderr, "(VF:%s", full_vf_file_name);
- if (num_vf_fonts >= max_vf_fonts) {
- resize_vf_fonts (max_vf_fonts + VF_ALLOC_SIZE);
- }
- thisfont = num_vf_fonts++;
- { /* Initialize some pointers and such */
- vf_fonts[thisfont].tex_name = NEW (strlen(tex_name)+1, char);
- strcpy (vf_fonts[thisfont].tex_name, tex_name);
- vf_fonts[thisfont].ptsize = ptsize;
- vf_fonts[thisfont].num_chars = 0;
- vf_fonts[thisfont].ch_pkt = NULL;
- vf_fonts[thisfont].pkt_len = NULL;
- }
- read_header(vf_file, thisfont);
- process_vf_file (vf_file, thisfont);
- if (dpx_conf.verbose_level > 0)
- fprintf (stderr, ")");
- MFCLOSE (vf_file);
- }
- if (full_vf_file_name)
- RELEASE(full_vf_file_name);
- }
- return thisfont;
-}
-
-#define next_byte() (*((*start)++))
-static int unsigned_byte (unsigned char **start, unsigned char *end)
-{
- int byte = 0;
- if (*start < end)
- byte = next_byte();
- else
- ERROR ("Premature end of DVI byte stream in VF font\n");
- return byte;
-}
-
-static int32_t get_pkt_signed_num (unsigned char **start, unsigned char *end,
- unsigned char num)
-{
- int32_t val = 0;
- if (end-*start > num) {
- val = next_byte();
- if (val > 0x7f)
- val -= 0x100;
- switch (num) {
- case 3: val = (val << 8) | next_byte();
- case 2: val = (val << 8) | next_byte();
- case 1: val = (val << 8) | next_byte();
- default: break;
- }
- } else
- ERROR ("Premature end of DVI byte stream in VF font\n");
- return val;
-}
-
-static int32_t get_pkt_unsigned_num (unsigned char **start, unsigned char *end,
- unsigned char num)
-{
- int32_t val = 0;
- if (end-*start > num) {
- val = next_byte();
- switch (num) {
- case 3: if (val > 0x7f)
- val -= 0x100;
- val = (val << 8) | next_byte();
- case 2: val = (val << 8) | next_byte();
- case 1: val = (val << 8) | next_byte();
- default: break;
- }
- } else
- ERROR ("Premature end of DVI byte stream in VF font\n");
- return val;
-}
-
-static void vf_putrule (unsigned char **start, unsigned char *end, spt_t ptsize)
-{
- int32_t height = get_pkt_signed_num (start, end, 3);
- int32_t width = get_pkt_signed_num (start, end, 3);
- dvi_rule (sqxfw (ptsize, width), sqxfw (ptsize, height));
-}
-
-static void vf_setrule (unsigned char **start, unsigned char *end, spt_t ptsize)
-{
- int32_t height = get_pkt_signed_num (start, end, 3);
- int32_t s_width = sqxfw (ptsize, get_pkt_signed_num (start, end, 3));
- dvi_rule (s_width, sqxfw (ptsize, height));
- dvi_right (s_width);
-}
-
-static void vf_fnt (int32_t font_id, int vf_font)
-{
- int i;
- for (i=0; i<vf_fonts[vf_font].num_dev_fonts; i++) {
- if (font_id == ((vf_fonts[vf_font].dev_fonts)[i]).font_id) {
- break;
- }
- }
- if (i < vf_fonts[vf_font].num_dev_fonts) { /* Font was found */
- dvi_set_font ((vf_fonts[vf_font].dev_fonts[i]).dev_id);
- } else {
- fprintf (stderr, "Font_id: %d not found in VF\n", font_id);
- }
-}
-
-/* identical to do_xxx in dvi.c */
-static void vf_xxx (int32_t len, unsigned char **start, unsigned char *end)
-{
- if (*start <= end - len) {
- unsigned char *buffer = NEW(len+1, unsigned char);
- memcpy(buffer, *start, len);
- buffer[len] = '\0';
- {
- unsigned char *p = buffer;
-
- while (p < buffer+len && *p == ' ') p++;
- /*
- * Warning message from virtual font.
- */
- if (!memcmp((char *)p, "Warning:", 8)) {
- if (dpx_conf.verbose_level > 0)
- WARN("VF:%s", p+8);
- } else {
- dvi_do_special(buffer, len);
- }
- }
- RELEASE(buffer);
- } else {
- ERROR ("Premature end of DVI byte stream in VF font.");
- }
-
- *start += len;
- return;
-}
-
-void vf_set_char(int32_t ch, int vf_font)
-{
- unsigned char opcode;
- unsigned char *start, *end;
- spt_t ptsize;
- int default_font = -1;
- if (vf_font < num_vf_fonts) {
- /* Initialize to the first font or -1 if undefined */
- ptsize = vf_fonts[vf_font].ptsize;
- if (vf_fonts[vf_font].num_dev_fonts > 0)
- default_font = ((vf_fonts[vf_font].dev_fonts)[0]).dev_id;
- dvi_vf_init (default_font);
- if (ch >= vf_fonts[vf_font].num_chars ||
- !(start = (vf_fonts[vf_font].ch_pkt)[ch])) {
- if (tfm_is_jfm(vf_fonts[vf_font].dev_fonts[0].tfm_id) &&
- ch < 0x1000000 && dpx_conf.compat_mode != dpx_mode_xdv_mode) {
- /* fallback multibyte character for (u)pTeX */
- if (dpx_conf.verbose_level == 1)
- if (vf_fonts[vf_font].message_flag == 0) {
- WARN ("Fallback multibyte character in virtual font: VF:%s to TFM:%s",
- vf_fonts[vf_font].tex_name, vf_fonts[vf_font].dev_fonts[0].name);
- vf_fonts[vf_font].message_flag = 1;
- }
- if (dpx_conf.verbose_level > 1)
- WARN ("Fallback multibyte character in virtual font: VF:%s char=0x%06x(%d) to TFM:%s",
- vf_fonts[vf_font].tex_name, ch, ch, vf_fonts[vf_font].dev_fonts[0].name);
- dvi_set (ch);
- dvi_vf_finish();
- return;
- }
- fprintf (stderr, "\nchar=0x%x(%d)\n", ch, ch);
- fprintf (stderr, "Tried to set a nonexistent character in a virtual font");
- start = end = NULL;
- } else {
- end = start + (vf_fonts[vf_font].pkt_len)[ch];
- }
- while (start && start < end) {
- opcode = *(start++);
-#ifdef DEBUG
- fprintf (stderr, "VF opcode: %d", opcode);
- if (isprint (opcode)) fprintf (stderr, " (\'%c\')\n", opcode);
- else fprintf (stderr, "\n");
-#endif
- switch (opcode)
- {
- case SET1: case SET2: case SET3:
- dvi_set (get_pkt_unsigned_num (&start, end, opcode-SET1));
- break;
- case SET4:
- ERROR ("Multibyte (>24 bits) character in VF packet.\nI can't handle this!");
- break;
- case SET_RULE:
- vf_setrule(&start, end, ptsize);
- break;
- case PUT1: case PUT2: case PUT3:
- dvi_put (get_pkt_unsigned_num (&start, end, opcode-PUT1));
- break;
- case PUT4:
- ERROR ("Multibyte (>24 bits) character in VF packet.\nI can't handle this!");
- break;
- case PUT_RULE:
- vf_putrule(&start, end, ptsize);
- break;
- case NOP:
- break;
- case PUSH:
- dvi_push();
- break;
- case POP:
- dvi_pop();
- break;
- case RIGHT1: case RIGHT2: case RIGHT3: case RIGHT4:
- dvi_right (sqxfw (ptsize, get_pkt_signed_num (&start, end, opcode-RIGHT1)));
- break;
- case W0:
- dvi_w0();
- break;
- case W1: case W2: case W3: case W4:
- dvi_w (sqxfw (ptsize, get_pkt_signed_num (&start, end, opcode-W1)));
- break;
- case X0:
- dvi_x0();
- break;
- case X1: case X2: case X3: case X4:
- dvi_x (sqxfw (ptsize, get_pkt_signed_num (&start, end, opcode-X1)));
- break;
- case DOWN1: case DOWN2: case DOWN3: case DOWN4:
- dvi_down (sqxfw (ptsize, get_pkt_signed_num (&start, end, opcode-DOWN1)));
- break;
- case Y0:
- dvi_y0();
- break;
- case Y1: case Y2: case Y3: case Y4:
- dvi_y (sqxfw (ptsize, get_pkt_signed_num (&start, end, opcode-Y1)));
- break;
- case Z0:
- dvi_z0();
- break;
- case Z1: case Z2: case Z3: case Z4:
- dvi_z (sqxfw (ptsize, get_pkt_signed_num (&start, end, opcode-Z1)));
- break;
- case FNT1: case FNT2: case FNT3: case FNT4:
- vf_fnt (get_pkt_signed_num (&start, end, opcode-FNT1), vf_font);
- break;
- case XXX1: case XXX2: case XXX3: case XXX4:
- {
- int32_t len = get_pkt_unsigned_num (&start, end, opcode-XXX1);
- if (len < 0)
- WARN("VF: Special with %d bytes???", len);
- else
- vf_xxx (len, &start, end);
- }
- break;
- case PTEXDIR:
- dvi_dirchg (unsigned_byte (&start, end));
- break;
- default:
- if (opcode <= SET_CHAR_127) {
- dvi_set (opcode);
- } else if (opcode >= FNT_NUM_0 && opcode <= FNT_NUM_63) {
- vf_fnt (opcode - FNT_NUM_0, vf_font);
- } else {
- fprintf (stderr, "Unexpected opcode: %d\n", opcode);
- ERROR ("Unexpected opcode in vf file\n");
- }
- }
- }
- dvi_vf_finish();
- } else {
- fprintf (stderr, "vf_set_char: font: %d", vf_font);
- ERROR ("Font not loaded\n");
- }
- return;
-}
-
-
-void vf_close_all_fonts(void)
-{
- int i;
- int j;
- struct font_def *one_font;
- for (i=0; i<num_vf_fonts; i++) {
- /* Release the packet for each character */
- if (vf_fonts[i].ch_pkt) {
- for (j=0; j<vf_fonts[i].num_chars; j++) {
- if ((vf_fonts[i].ch_pkt)[j] != NULL)
- RELEASE ((vf_fonts[i].ch_pkt)[j]);
- }
- RELEASE (vf_fonts[i].ch_pkt);
- }
- if (vf_fonts[i].pkt_len)
- RELEASE (vf_fonts[i].pkt_len);
- if (vf_fonts[i].tex_name)
- RELEASE (vf_fonts[i].tex_name);
- /* Release each font record */
- for (j=0; j<vf_fonts[i].num_dev_fonts; j++) {
- one_font = &(vf_fonts[i].dev_fonts)[j];
- RELEASE (one_font -> directory);
- RELEASE (one_font -> name);
- }
- if (vf_fonts[i].dev_fonts != NULL)
- RELEASE (vf_fonts[i].dev_fonts);
- }
- if (vf_fonts != NULL)
- RELEASE (vf_fonts);
- return;
-}
-#if defined(LIBDPX)
-#include "vf_ng.c"
-#endif /* LIBDPX */