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Diffstat (limited to 'Build/source/utils/t1utils/t1utils-src/t1lib.c')
-rw-r--r--Build/source/utils/t1utils/t1utils-src/t1lib.c449
1 files changed, 0 insertions, 449 deletions
diff --git a/Build/source/utils/t1utils/t1utils-src/t1lib.c b/Build/source/utils/t1utils/t1utils-src/t1lib.c
deleted file mode 100644
index 80af787dc06..00000000000
--- a/Build/source/utils/t1utils/t1utils-src/t1lib.c
+++ /dev/null
@@ -1,449 +0,0 @@
-/* t1lib
- *
- * This file contains functions for reading PFA and PFB files.
- *
- * Copyright (c) 1998-2017 Eddie Kohler
- *
- * 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, subject to the
- * conditions listed in the Click LICENSE file, which is available in full at
- * http://github.com/kohler/click/blob/master/LICENSE. The conditions
- * include: you must preserve this copyright notice, and you cannot mention
- * the copyright holders in advertising related to the Software without
- * their permission. The Software is provided WITHOUT ANY WARRANTY, EXPRESS
- * OR IMPLIED. This notice is a summary of the Click LICENSE file; the
- * license in that file is binding.
- */
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-#include <stdio.h>
-#include <stdlib.h>
-#include <ctype.h>
-#include <string.h>
-#include "t1lib.h"
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#define PFA_ASCII 1
-#define PFA_EEXEC_TEST 2
-#define PFA_HEX 3
-#define PFA_BINARY 4
-
-/* This function returns the value (0-15) of a single hex digit. It returns
- 0 for an invalid hex digit. */
-
-static int
-hexval(char c)
-{
- if (c >= 'A' && c <= 'F')
- return c - 'A' + 10;
- else if (c >= 'a' && c <= 'f')
- return c - 'a' + 10;
- else if (c >= '0' && c <= '9')
- return c - '0';
- else
- return 0;
-}
-
-/* This function translates a string of hexadecimal digits into binary data.
- We allow an odd number of digits. Returns length of binary data. */
-
-static int
-translate_hex_string(char *s, char *saved_orphan)
-{
- int c1 = *saved_orphan;
- char *start = s;
- char *t = s;
- for (; *s; s++) {
- if (isspace((unsigned char) *s))
- continue;
- if (c1) {
- *t++ = (hexval(c1) << 4) + hexval(*s);
- c1 = 0;
- } else
- c1 = *s;
- }
- *saved_orphan = c1;
- return t - start;
-}
-
-/* This function returns 1 if the string contains all '0's. */
-
-static int
-all_zeroes(char *s)
-{
- if (*s == '\0' || *s == '\n')
- return 0;
- while (*s == '0')
- s++;
- return *s == '\0' || *s == '\n';
-}
-
-/* This function handles the entire file. */
-
-#define LINESIZE 1024
-
-void
-process_pfa(FILE *ifp, const char *ifp_filename, struct font_reader *fr)
-{
- /* Loop until no more input. We need to look for `currentfile eexec' to
- start eexec section (hex to binary conversion) and line of all zeros to
- switch back to ASCII. */
-
- /* Don't use fgets() in case line-endings are indicated by bare \r's, as
- occurs in Macintosh fonts. */
-
- /* 2.Aug.1999 - At the behest of Tom Kacvinsky <tjk@ams.org>, support
- binary PFA fonts. */
-
- char buffer[LINESIZE];
- int c = 0;
- int blocktyp = PFA_ASCII;
- char saved_orphan = 0;
- (void)ifp_filename;
-
- while (c != EOF) {
- char *line = buffer, *last = buffer;
- int crlf = 0;
- c = getc(ifp);
- while (c != EOF && c != '\r' && c != '\n' && last < buffer + LINESIZE - 1) {
- *last++ = c;
- c = getc(ifp);
- }
-
- /* handle the end of the line */
- if (last == buffer + LINESIZE - 1)
- /* buffer overrun: don't append newline even if we have it */
- ungetc(c, ifp);
- else if (c == '\r' && blocktyp != PFA_BINARY) {
- /* change CR or CR/LF into LF, unless reading binary data! (This
- condition was wrong before, caused Thanh problems -
- 6.Mar.2001) */
- c = getc(ifp);
- if (c != '\n')
- ungetc(c, ifp), crlf = 1;
- else
- crlf = 2;
- *last++ = '\n';
- } else if (c != EOF)
- *last++ = c;
-
- *last = 0;
-
- /* now that we have the line, handle it */
- if (blocktyp == PFA_ASCII) {
- if (strncmp(line, "currentfile eexec", 17) == 0 && isspace((unsigned char) line[17])) {
- char saved_p;
- /* assert(line == buffer); */
- for (line += 18; isspace((unsigned char) *line); line++)
- /* nada */;
- saved_p = *line;
- *line = 0;
- fr->output_ascii(buffer, line - buffer);
- *line = saved_p;
- blocktyp = PFA_EEXEC_TEST;
- if (!*line)
- continue;
- } else {
- fr->output_ascii(line, last - line);
- continue;
- }
- }
-
- /* check immediately after "currentfile eexec" for ASCII or binary */
- if (blocktyp == PFA_EEXEC_TEST) {
- /* 8.Feb.2004: fix bug if first character in a binary eexec block
- is 0, reported by Werner Lemberg */
- for (; line < last && isspace((unsigned char) *line); line++)
- /* nada */;
- if (line == last)
- continue;
- else if (last >= line + 4 && isxdigit((unsigned char) line[0])
- && isxdigit((unsigned char) line[1])
- && isxdigit((unsigned char) line[2])
- && isxdigit((unsigned char) line[3]))
- blocktyp = PFA_HEX;
- else
- blocktyp = PFA_BINARY;
- memmove(buffer, line, last - line + 1);
- last = buffer + (last - line);
- line = buffer;
- /* patch up crlf fix */
- if (blocktyp == PFA_BINARY && crlf) {
- last[-1] = '\r';
- if (crlf == 2)
- *last++ = '\n';
- }
- }
-
- /* blocktyp == PFA_HEX || blocktyp == PFA_BINARY */
- if (all_zeroes(line)) { /* XXX not safe */
- fr->output_ascii(line, last - line);
- blocktyp = PFA_ASCII;
- } else if (blocktyp == PFA_HEX) {
- int len = translate_hex_string(line, &saved_orphan);
- if (len)
- fr->output_binary((unsigned char *)line, len);
- } else
- fr->output_binary((unsigned char *)line, last - line);
- }
-
- fr->output_end();
-}
-
-/* Process a PFB file. */
-
-/* XXX Doesn't handle "currentfile eexec" as intelligently as process_pfa
- does. */
-
-static int
-handle_pfb_ascii(struct font_reader *fr, char *line, int len)
-{
- /* Divide PFB_ASCII blocks into lines */
- int start = 0;
-
- while (1) {
- int pos = start;
-
- while (pos < len && line[pos] != '\n' && line[pos] != '\r')
- pos++;
-
- if (pos >= len) {
- if (pos == start)
- return 0;
- else if (start == 0 && pos == LINESIZE - 1) {
- line[pos] = 0;
- fr->output_ascii(line, pos);
- return 0;
- } else {
- memmove(line, line + start, pos - start);
- return pos - start;
- }
-
- } else if (pos < len - 1 && line[pos] == '\r' && line[pos+1] == '\n') {
- line[pos] = '\n';
- line[pos+1] = 0;
- fr->output_ascii(line + start, pos + 1 - start);
- start = pos + 2;
-
- } else {
- char save = line[pos+1];
- line[pos] = '\n';
- line[pos+1] = 0;
- fr->output_ascii(line + start, pos + 1 - start);
- line[pos+1] = save;
- start = pos + 1;
- }
- }
-}
-
-
-void
-process_pfb(FILE *ifp, const char *ifp_filename, struct font_reader *fr)
-{
- int blocktyp = 0;
- unsigned block_len = 0;
- int c = 0;
- unsigned filepos = 0;
- int linepos = 0;
- char line[LINESIZE];
-
- while (1) {
- while (block_len == 0) {
- c = getc(ifp);
- blocktyp = getc(ifp);
- if (c != PFB_MARKER
- || (blocktyp != PFB_ASCII && blocktyp != PFB_BINARY
- && blocktyp != PFB_DONE)) {
- if (c == EOF || blocktyp == EOF)
- error("%s corrupted: no end-of-file marker", ifp_filename);
- else
- error("%s corrupted: bad block marker at position %u",
- ifp_filename, filepos);
- blocktyp = PFB_DONE;
- }
- if (blocktyp == PFB_DONE)
- goto done;
-
- block_len = getc(ifp) & 0xFF;
- block_len |= (getc(ifp) & 0xFF) << 8;
- block_len |= (getc(ifp) & 0xFF) << 16;
- block_len |= (unsigned) (getc(ifp) & 0xFF) << 24;
- if (feof(ifp)) {
- error("%s corrupted: bad block length at position %u",
- ifp_filename, filepos);
- blocktyp = PFB_DONE;
- goto done;
- }
- filepos += 6;
- }
-
- /* read the block in its entirety, in LINESIZE chunks */
- while (block_len > 0) {
- unsigned rest = LINESIZE - 1 - linepos; /* leave space for '\0' */
- unsigned n = (block_len > rest ? rest : block_len);
- int actual = fread(line + linepos, 1, n, ifp);
- if (actual != (int) n) {
- error("%s corrupted: block short by %u bytes at position %u",
- ifp_filename, block_len - actual, filepos);
- block_len = actual;
- }
-
- if (blocktyp == PFB_BINARY)
- fr->output_binary((unsigned char *)line, actual);
- else
- linepos = handle_pfb_ascii(fr, line, linepos + actual);
-
- block_len -= actual;
- filepos += actual;
- }
-
- /* handle any leftover line */
- if (linepos > 0) {
- line[linepos] = 0;
- fr->output_ascii(line, linepos);
- linepos = 0;
- }
- }
-
- done:
- c = getc(ifp);
- if (c != EOF)
- error("%s corrupted: data after PFB end marker at position %u",
- ifp_filename, filepos - 2);
- fr->output_end();
-}
-
-
-#define DEFAULT_BLOCKLEN (1L<<12)
-
-void
-init_pfb_writer(struct pfb_writer *w, int blocklen, FILE *f)
-{
- w->len = DEFAULT_BLOCKLEN;
- w->buf = (unsigned char *)malloc(w->len);
- if (!w->buf)
- fatal_error("out of memory");
- w->max_len = (blocklen <= 0 ? 0xFFFFFFFFU : (unsigned)blocklen);
- w->pos = 0;
- w->blocktyp = PFB_ASCII;
- w->binary_blocks_written = 0;
- w->f = f;
-}
-
-void
-pfb_writer_output_block(struct pfb_writer *w)
-{
- /* do nothing if nothing in block */
- if (w->pos == 0)
- return;
-
- /* output four-byte block length */
- putc(PFB_MARKER, w->f);
- putc(w->blocktyp, w->f);
- putc((int)(w->pos & 0xff), w->f);
- putc((int)((w->pos >> 8) & 0xff), w->f);
- putc((int)((w->pos >> 16) & 0xff), w->f);
- putc((int)((w->pos >> 24) & 0xff), w->f);
-
- /* output block data */
- fwrite(w->buf, 1, w->pos, w->f);
-
- /* mark block buffer empty and uninitialized */
- w->pos = 0;
- if (w->blocktyp == PFB_BINARY)
- w->binary_blocks_written++;
-}
-
-void
-pfb_writer_grow_buf(struct pfb_writer *w)
-{
- if (w->len < w->max_len) {
- /* grow w->buf */
- unsigned new_len = w->len * 2;
- unsigned char *new_buf;
- if (new_len > w->max_len)
- new_len = w->max_len;
- new_buf = (unsigned char *)malloc(new_len);
- if (!new_buf) {
- error("out of memory; continuing with a smaller block size");
- w->max_len = w->len;
- pfb_writer_output_block(w);
- } else {
- memcpy(new_buf, w->buf, w->len);
- free(w->buf);
- w->buf = new_buf;
- w->len = new_len;
- }
-
- } else
- /* buf already the right size, just output the block */
- pfb_writer_output_block(w);
-}
-
-void
-pfb_writer_end(struct pfb_writer *w)
-{
- if (w->pos)
- pfb_writer_output_block(w);
- putc(PFB_MARKER, w->f);
- putc(PFB_DONE, w->f);
-}
-
-/* This CRC table and routine were borrowed from macutils-2.0b3 */
-
-static unsigned short crctab[256] = {
- 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7,
- 0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,
- 0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6,
- 0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,
- 0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485,
- 0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,
- 0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4,
- 0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,
- 0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823,
- 0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,
- 0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12,
- 0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,
- 0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41,
- 0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,
- 0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70,
- 0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,
- 0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F,
- 0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,
- 0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E,
- 0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,
- 0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D,
- 0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
- 0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C,
- 0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,
- 0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB,
- 0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,
- 0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A,
- 0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,
- 0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9,
- 0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,
- 0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8,
- 0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0,
-};
-
-/*
- * Update a CRC check on the given buffer.
- */
-
-int
-crcbuf(int crc, unsigned int len, const char *buf)
-{
- const unsigned char *ubuf = (const unsigned char *)buf;
- while (len--)
- crc = ((crc << 8) & 0xFF00) ^ crctab[((crc >> 8) & 0xFF) ^ *ubuf++];
- return crc;
-}
-
-#ifdef __cplusplus
-}
-#endif