From 585ac6425d5c9ed4b44dfa3c7131e2a1711b6400 Mon Sep 17 00:00:00 2001
From: mmdolze <mmdolze@users.sourceforge.net>
Date: Wed, 6 Jan 2010 17:26:42 +0000
Subject: [PATCH] Add a 'none' charmap which does not replace any character.

---
 ChangeLog                        |  1 +
 server/drivers/hd44780-charmap.h | 51 ++++++++++++++++++++++++++++++--
 2 files changed, 49 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 7843d29..d3a9f5a 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -17,6 +17,7 @@ v.0.5dev (ongoing development)
  + new driver: SureElec for devices made by SURE Electronics (Laurent Latil)
  * hd44780-4bit: Fix bug not checking for keypad rows 7-10 correctly
  * Modify serial drivers to use cfmakeraw
+ + hd44780: Add a 'none' charmap which does not replace any character
 
 v0.5.3
  + lcdexec: notification when called program finishes
diff --git a/server/drivers/hd44780-charmap.h b/server/drivers/hd44780-charmap.h
index 0c27653..145d9b9 100644
--- a/server/drivers/hd44780-charmap.h
+++ b/server/drivers/hd44780-charmap.h
@@ -12,6 +12,53 @@
  * Refer to the COPYING file distributed with this package.
  */
 
+/*
+ * The 'none' charmap does map each character to itself, not replacing
+ * anything. Most useful for testing purpose.
+ */
+const unsigned char none_charmap[] = {
+        /* #0 */
+          0,   1,   2,   3,   4,   5,   6,   7,
+          8,   9,  10,  11,  12,  13,  14,  15,
+         16,  17,  18,  19,  20,  21,  22,  23,
+         24,  25,  26,  27,  28,  29,  30,  31,
+        /* #32 */
+         32,  33,  34,  35,  36,  37,  38,  39,
+         40,  41,  42,  43,  44,  45,  46,  47,
+         48,  49,  50,  51,  52,  53,  54,  55,
+         56,  57,  58,  59,  60,  61,  62,  63,
+        /* #64 */
+         64,  65,  66,  67,  68,  69,  70,  71,
+         72,  73,  74,  75,  76,  77,  78,  79,
+         80,  81,  82,  83,  84,  85,  86,  87,
+         88,  89,  90,  91,  92,  93,  94,  95,
+        /* #96 */
+         96,  97,  98,  99, 100, 101, 102, 103,
+        104, 105, 106, 107, 108, 109, 110, 111,
+        112, 113, 114, 115, 116, 117, 118, 119,
+        120, 121, 122, 123, 124, 125, 126, 127,
+        /* #128 */
+        128, 129, 130, 131, 132, 133, 134, 135,
+        136, 137, 138, 139, 140, 141, 142, 143,
+        144, 145, 146, 147, 148, 149, 150, 151,
+        152, 153, 154, 155, 156, 157, 158, 159,
+        /* #160 */
+        160, 161, 162, 163, 164, 165, 166, 167,
+        168, 169, 170, 171, 172, 173, 174, 175,
+        176, 177, 178, 179, 180, 181, 182, 183,
+        184, 185, 186, 187, 188, 189, 190, 191,
+        /* #192 */
+        192, 193, 194, 195, 196, 197, 198, 199,
+        200, 201, 202, 203, 204, 205, 206, 207,
+        208, 209, 210, 211, 212, 213, 214, 215,
+        216, 217, 218, 219, 220, 221, 222, 223,
+        /* #224 */
+        224, 225, 226, 227, 228, 229, 230, 231,
+        232, 233, 234, 235, 236, 237, 238, 239,
+        240, 241, 242, 243, 244, 245, 246, 247,
+        248, 249, 250, 251, 252, 253, 254, 255
+};
+
 /*
  * HD44780 table
  *
@@ -32,7 +79,6 @@
  * HD44780 misses backslash
  *
  */
-
 const unsigned char HD44780_charmap[] = {
         /* #0 */
           0,   1,   2,   3,   4,   5,   6,   7,
@@ -149,7 +195,6 @@ const unsigned char HD44780_euro_charmap[] = {
  * (C) 2006 Pillon Matteo <matteo.pillon@email.it>
  *
  */
-
 const unsigned char EA_KS0073_charmap[] = {
         /* #0 */
           0,   1,   2,   3,   4,   5,   6,   7,
@@ -197,7 +242,6 @@ const unsigned char EA_KS0073_charmap[] = {
  * Character mapping by Frank Jepsen <vdr_at_jepsennet.de>.
  *
  */
-
 const unsigned char SED1278F_0B_charmap[] = {
         /* #0 */
           0,   1,   2,   3,   4,   5,   6,   7,
@@ -249,6 +293,7 @@ struct charmap {
 };
 
 const struct charmap available_charmaps[] = {
+        { "none",            none_charmap         },
 	{ "hd44780_default", HD44780_charmap      },
 	{ "hd44780_euro",    HD44780_euro_charmap },
 	{ "ea_ks0073",       EA_KS0073_charmap    },