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feat(io): Add min_value and max_value properties to IOs

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Added `min_value` and `max_value` properties to integer IOs for
determining value ranges. Updated D-Bus interface with corresponding
properties.

Signed-off-by: Sven Sager <s.sager@kunbus.com>
This commit is contained in:
Sven Sager
2026-02-02 17:28:24 +01:00
parent 77a3fbb16c
commit 0716169a03
1 changed files with 17 additions and 0 deletions
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17
src/revpi_middleware/ios1/interface_ios.py
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@@ -140,6 +140,8 @@ class InterfaceInpInt(DbusInterfaceIo):
<property name="byteorder" type="s" access="readwrite"/> <property name="byteorder" type="s" access="readwrite"/>
<property name="defaultvalue" type="i" access="read"/> <property name="defaultvalue" type="i" access="read"/>
<property name="length" type="i" access="read"/> <property name="length" type="i" access="read"/>
<property name="min_value" type="i" access="read"/>
<property name="max_value" type="i" access="read"/>
<property name="name" type="s" access="read"/> <property name="name" type="s" access="read"/>
<property name="signed" type="b" access="readwrite"/> <property name="signed" type="b" access="readwrite"/>
<property name="value" type="i" access="read"/> <property name="value" type="i" access="read"/>
@@ -158,6 +160,19 @@ class InterfaceInpInt(DbusInterfaceIo):
def byteorder(self, value: str) -> None: def byteorder(self, value: str) -> None:
self.io.byteorder = value self.io.byteorder = value
@property
def min_value(self) -> int:
if self.io.signed:
return -(1 << (self.io.length * 8 - 1))
return 0
@property
def max_value(self) -> int:
bit_length = self.io.length * 8
if self.io.signed:
return (1 << (bit_length - 1)) - 1
return (1 << bit_length) - 1
@property @property
def signed(self) -> bool: def signed(self) -> bool:
return self.io.signed return self.io.signed
@@ -180,6 +195,8 @@ class InterfaceOutInt(InterfaceInpInt):
<property name="byteorder" type="s" access="readwrite"/> <property name="byteorder" type="s" access="readwrite"/>
<property name="defaultvalue" type="i" access="read"/> <property name="defaultvalue" type="i" access="read"/>
<property name="length" type="i" access="read"/> <property name="length" type="i" access="read"/>
<property name="min_value" type="i" access="read"/>
<property name="max_value" type="i" access="read"/>
<property name="name" type="s" access="read"/> <property name="name" type="s" access="read"/>
<property name="signed" type="b" access="readwrite"/> <property name="signed" type="b" access="readwrite"/>
<property name="value" type="i" access="readwrite"/> <property name="value" type="i" access="readwrite"/>