From 8b318e5bc5ffdebf757bf533a29162d40dc4a0b6 Mon Sep 17 00:00:00 2001
From: Dan Smith <dsmith@danplanet.com>
Date: Fri, 31 Jan 2025 14:43:26 -0800
Subject: [PATCH] anytone: Add PTTID setting

Fixes: #11798
---
 chirp/bitwise.py         | 24 +++++++++++++++++++++++-
 chirp/drivers/anytone.py | 29 +++++++++++++++++++++++++++++
 2 files changed, 52 insertions(+), 1 deletion(-)

diff --git a/chirp/bitwise.py b/chirp/bitwise.py
index 1c9c29af..53581bd8 100644
--- a/chirp/bitwise.py
+++ b/chirp/bitwise.py
@@ -161,7 +161,29 @@ def int_to_bcd(bcd_array, value):
     """Convert an int like 1234 into bcdDataElements like "\x12\x34" """
     for i in reversed(range(0, len(bcd_array))):
         bcd_array[i].set_value(value % 100)
-        value /= 100
+        value //= 100
+
+
+def numeric_str_to_bcd(bcdel, string, pad='0'):
+    """Convert a string of digits into BCD-like bytes.
+
+    This should only be used for the quasi-BCD encodings of DTMF characters
+    that some radios use (i.e. 0x12 == "12" and 0x1D == "1D")
+    """
+    string = string.ljust(2 * bcdel.size() // 8, pad)
+    for i in range(0, bcdel.size() // 8):
+        bcdel[i] = int(string[i*2:i*2+2], 16)
+
+
+def bcd_to_numeric_str(bcdel, pad='0'):
+    """Convert a list of BCD-like bytes into a string.
+
+    See numeric_str_to_bcd above.
+    """
+    string = ''
+    for i in range(0, bcdel.size() // 8):
+        string += '%02X' % bcdel[i]
+    return string.ljust(2 * bcdel.size() // 8, pad)
 
 
 def get_string(char_array):
diff --git a/chirp/drivers/anytone.py b/chirp/drivers/anytone.py
index 4526382b..d619e0df 100644
--- a/chirp/drivers/anytone.py
+++ b/chirp/drivers/anytone.py
@@ -132,6 +132,13 @@
   char welcome[8];
 } settings;
 
+#seekto 0x0400;
+struct {
+    u8 code[12];
+    u8 len;
+    u8 unknown2[3];
+} dtmf_codes[16];
+
 #seekto 0x0540;
 struct memory memblk1[12];
 
@@ -707,11 +714,33 @@ def filter(s):
                                                 current_index=_settings.mute))
         basic.append(rs)
 
+        dtmf = RadioSettingGroup('dtmf', 'DTMF')
+        for i in range(16):
+            length = int(self._memobj.dtmf_codes[i].len)
+            val = bitwise.bcd_to_numeric_str(self._memobj.dtmf_codes[i].code)
+            val = val[:length]
+            val = val.replace('E', '*').replace('F', '#')
+            rs = RadioSetting('dtmf%i' % i, 'DTMF M%i' % (i + 1),
+                              RadioSettingValueString(
+                                  0, 24,
+                                  val, autopad=False,
+                                  charset='01234567890*#abcdABCD'))
+            dtmf.append(rs)
+
+        settings.append(dtmf)
         return settings
 
     def set_settings(self, settings):
         _settings = self._memobj.settings
         for element in settings:
+            if element.get_name() == 'dtmf':
+                for i in range(16):
+                    val = str(element['dtmf%i' % i].value).strip()
+                    val = val.replace('*', 'E').replace('#', 'F')
+                    self._memobj.dtmf_codes[i].len = len(val)
+                    bitwise.numeric_str_to_bcd(
+                        self._memobj.dtmf_codes[i].code, val)
+                continue
             if not isinstance(element, RadioSetting):
                 self.set_settings(element)
                 continue