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+/* Copyright (C) 1992 Aladdin Enterprises. All rights reserved.
+
+ This file is part of Aladdin Ghostscript.
+
+ Aladdin Ghostscript is distributed with NO WARRANTY OF ANY KIND. No author
+ or distributor accepts any responsibility for the consequences of using it,
+ or for whether it serves any particular purpose or works at all, unless he
+ or she says so in writing. Refer to the Aladdin Ghostscript Free Public
+ License (the "License") for full details.
+
+ Every copy of Aladdin Ghostscript must include a copy of the License,
+ normally in a plain ASCII text file named PUBLIC. The License grants you
+ the right to copy, modify and redistribute Aladdin Ghostscript, but only
+ under certain conditions described in the License. Among other things, the
+ License requires that the copyright notice and this notice be preserved on
+ all copies.
+*/
+
+/* scftab.c */
+/* Tables for CCITTFaxEncode filter */
+#include "std.h"
+#include "scommon.h" /* for scf.h */
+#include "scf.h"
+
+/* We make this a separate file so that it can be used by */
+/* the program that generates the tables for the CCITTFaxDecode filter. */
+
+/* ------ Run encoding tables ------ */
+
+/* Abbreviate cfe_entry to make the file smaller. */
+#define e_(c,len) cfe_entry(c,len)
+
+/* Define the end-of-line code. */
+/* Code in scfd.c and scfdgen.c knows that the run value is 1. */
+const cfe_run cf_run_eol = e_(run_eol_code_value, run_eol_code_length);
+
+/* Define the 1-D code that signals uncompressed data. */
+const cfe_run cf1_run_uncompressed = e_(0xf, 12);
+
+/* Define the 2-D run codes. */
+const cfe_run cf2_run_pass =
+ e_(cf2_run_pass_value, cf2_run_pass_length);
+const cfe_run cf2_run_vertical[7] = {
+ e_(0x3, 7),
+ e_(0x3, 6),
+ e_(0x3, 3),
+ e_(0x1, 1),
+ e_(0x2, 3),
+ e_(0x2, 6),
+ e_(0x2, 7)
+};
+const cfe_run cf2_run_horizontal =
+ e_(cf2_run_horizontal_value, cf2_run_horizontal_length);
+const cfe_run cf2_run_uncompressed = e_(0xf, 10);
+
+/* EOL codes for Group 3 2-D. */
+/* Code in scfd.c knows that these are 0...01x. */
+const cfe_run cf2_run_eol_1d =
+ e_((run_eol_code_value << 1) + 1, run_eol_code_length + 1);
+const cfe_run cf2_run_eol_2d =
+ e_((run_eol_code_value << 1) + 0, run_eol_code_length + 1);
+
+/* White run termination codes. */
+const cfe_run far_data cf_white_termination[64] = {
+ e_(0x35, 8), e_(0x7, 6), e_(0x7, 4), e_(0x8, 4),
+ e_(0xb, 4), e_(0xc, 4), e_(0xe, 4), e_(0xf, 4),
+ e_(0x13, 5), e_(0x14, 5), e_(0x7, 5), e_(0x8, 5),
+ e_(0x8, 6), e_(0x3, 6), e_(0x34, 6), e_(0x35, 6),
+ e_(0x2a, 6), e_(0x2b, 6), e_(0x27, 7), e_(0xc, 7),
+ e_(0x8, 7), e_(0x17, 7), e_(0x3, 7), e_(0x4, 7),
+ e_(0x28, 7), e_(0x2b, 7), e_(0x13, 7), e_(0x24, 7),
+ e_(0x18, 7), e_(0x2, 8), e_(0x3, 8), e_(0x1a, 8),
+ e_(0x1b, 8), e_(0x12, 8), e_(0x13, 8), e_(0x14, 8),
+ e_(0x15, 8), e_(0x16, 8), e_(0x17, 8), e_(0x28, 8),
+ e_(0x29, 8), e_(0x2a, 8), e_(0x2b, 8), e_(0x2c, 8),
+ e_(0x2d, 8), e_(0x4, 8), e_(0x5, 8), e_(0xa, 8),
+ e_(0xb, 8), e_(0x52, 8), e_(0x53, 8), e_(0x54, 8),
+ e_(0x55, 8), e_(0x24, 8), e_(0x25, 8), e_(0x58, 8),
+ e_(0x59, 8), e_(0x5a, 8), e_(0x5b, 8), e_(0x4a, 8),
+ e_(0x4b, 8), e_(0x32, 8), e_(0x33, 8), e_(0x34, 8)
+};
+
+/* White run make-up codes. */
+const cfe_run far_data cf_white_make_up[41] = {
+ e_(0, 0) /* dummy */, e_(0x1b, 5), e_(0x12, 5), e_(0x17, 6),
+ e_(0x37, 7), e_(0x36, 8), e_(0x37, 8), e_(0x64, 8),
+ e_(0x65, 8), e_(0x68, 8), e_(0x67, 8), e_(0xcc, 9),
+ e_(0xcd, 9), e_(0xd2, 9), e_(0xd3, 9), e_(0xd4, 9),
+ e_(0xd5, 9), e_(0xd6, 9), e_(0xd7, 9), e_(0xd8, 9),
+ e_(0xd9, 9), e_(0xda, 9), e_(0xdb, 9), e_(0x98, 9),
+ e_(0x99, 9), e_(0x9a, 9), e_(0x18, 6), e_(0x9b, 9),
+ e_(0x8, 11), e_(0xc, 11), e_(0xd, 11), e_(0x12, 12),
+ e_(0x13, 12), e_(0x14, 12), e_(0x15, 12), e_(0x16, 12),
+ e_(0x17, 12), e_(0x1c, 12), e_(0x1d, 12), e_(0x1e, 12),
+ e_(0x1f, 12)
+};
+
+/* Black run termination codes. */
+const cfe_run far_data cf_black_termination[64] = {
+ e_(0x37, 10), e_(0x2, 3), e_(0x3, 2), e_(0x2, 2),
+ e_(0x3, 3), e_(0x3, 4), e_(0x2, 4), e_(0x3, 5),
+ e_(0x5, 6), e_(0x4, 6), e_(0x4, 7), e_(0x5, 7),
+ e_(0x7, 7), e_(0x4, 8), e_(0x7, 8), e_(0x18, 9),
+ e_(0x17, 10), e_(0x18, 10), e_(0x8, 10), e_(0x67, 11),
+ e_(0x68, 11), e_(0x6c, 11), e_(0x37, 11), e_(0x28, 11),
+ e_(0x17, 11), e_(0x18, 11), e_(0xca, 12), e_(0xcb, 12),
+ e_(0xcc, 12), e_(0xcd, 12), e_(0x68, 12), e_(0x69, 12),
+ e_(0x6a, 12), e_(0x6b, 12), e_(0xd2, 12), e_(0xd3, 12),
+ e_(0xd4, 12), e_(0xd5, 12), e_(0xd6, 12), e_(0xd7, 12),
+ e_(0x6c, 12), e_(0x6d, 12), e_(0xda, 12), e_(0xdb, 12),
+ e_(0x54, 12), e_(0x55, 12), e_(0x56, 12), e_(0x57, 12),
+ e_(0x64, 12), e_(0x65, 12), e_(0x52, 12), e_(0x53, 12),
+ e_(0x24, 12), e_(0x37, 12), e_(0x38, 12), e_(0x27, 12),
+ e_(0x28, 12), e_(0x58, 12), e_(0x59, 12), e_(0x2b, 12),
+ e_(0x2c, 12), e_(0x5a, 12), e_(0x66, 12), e_(0x67, 12)
+};
+
+/* Black run make-up codes. */
+const cfe_run far_data cf_black_make_up[41] = {
+ e_(0, 0) /* dummy */, e_(0xf, 10), e_(0xc8, 12), e_(0xc9, 12),
+ e_(0x5b, 12), e_(0x33, 12), e_(0x34, 12), e_(0x35, 12),
+ e_(0x6c, 13), e_(0x6d, 13), e_(0x4a, 13), e_(0x4b, 13),
+ e_(0x4c, 13), e_(0x4d, 13), e_(0x72, 13), e_(0x73, 13),
+ e_(0x74, 13), e_(0x75, 13), e_(0x76, 13), e_(0x77, 13),
+ e_(0x52, 13), e_(0x53, 13), e_(0x54, 13), e_(0x55, 13),
+ e_(0x5a, 13), e_(0x5b, 13), e_(0x64, 13), e_(0x65, 13),
+ e_(0x8, 11), e_(0xc, 11), e_(0xd, 11), e_(0x12, 12),
+ e_(0x13, 12), e_(0x14, 12), e_(0x15, 12), e_(0x16, 12),
+ e_(0x17, 12), e_(0x1c, 12), e_(0x1d, 12), e_(0x1e, 12),
+ e_(0x1f, 12)
+};
+
+/* Uncompressed codes. */
+const cfe_run cf_uncompressed[6] = {
+ e_(1, 1),
+ e_(1, 2),
+ e_(1, 3),
+ e_(1, 4),
+ e_(1, 5),
+ e_(1, 6)
+};
+
+/* Uncompressed exit codes. */
+const cfe_run cf_uncompressed_exit[10] = {
+ e_(2, 8), e_(3, 8),
+ e_(2, 9), e_(3, 9),
+ e_(2, 10), e_(3, 10),
+ e_(2, 11), e_(3, 11),
+ e_(2, 12), e_(3, 12)
+};
+
+/* Some C compilers insist on having executable code in every file.... */
+void
+cfe_dummy(void)
+{
+}