From ea631666044469ba777cfad3405797c17e0cf336 Mon Sep 17 00:00:00 2001
From: Cameron Duff <cameron@m4c.ro>
Date: Tue, 22 Jul 2025 16:26:27 +1000
Subject: [PATCH 1/3] Make Digest 'update' method const

---
 src/crc128.rs | 2 +-
 src/crc16.rs  | 2 +-
 src/crc32.rs  | 2 +-
 src/crc64.rs  | 2 +-
 src/crc8.rs   | 2 +-
 5 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/crc128.rs b/src/crc128.rs
index 54e4ed9..66b7424 100644
--- a/src/crc128.rs
+++ b/src/crc128.rs
@@ -51,7 +51,7 @@ where
         Digest { crc, value }
     }
 
-    pub fn update(&mut self, bytes: &[u8]) {
+    pub const fn update(&mut self, bytes: &[u8]) {
         self.value = self.crc.update(self.value, bytes);
     }
 
diff --git a/src/crc16.rs b/src/crc16.rs
index 7e058e1..2cc90ba 100644
--- a/src/crc16.rs
+++ b/src/crc16.rs
@@ -51,7 +51,7 @@ where
         Digest { crc, value }
     }
 
-    pub fn update(&mut self, bytes: &[u8]) {
+    pub const fn update(&mut self, bytes: &[u8]) {
         self.value = self.crc.update(self.value, bytes);
     }
 
diff --git a/src/crc32.rs b/src/crc32.rs
index a20a7b7..6375b10 100644
--- a/src/crc32.rs
+++ b/src/crc32.rs
@@ -51,7 +51,7 @@ where
         Digest { crc, value }
     }
 
-    pub fn update(&mut self, bytes: &[u8]) {
+    pub const fn update(&mut self, bytes: &[u8]) {
         self.value = self.crc.update(self.value, bytes);
     }
 
diff --git a/src/crc64.rs b/src/crc64.rs
index 3ddf305..4016c8f 100644
--- a/src/crc64.rs
+++ b/src/crc64.rs
@@ -51,7 +51,7 @@ where
         Digest { crc, value }
     }
 
-    pub fn update(&mut self, bytes: &[u8]) {
+    pub const fn update(&mut self, bytes: &[u8]) {
         self.value = self.crc.update(self.value, bytes);
     }
 
diff --git a/src/crc8.rs b/src/crc8.rs
index 547899c..f70172a 100644
--- a/src/crc8.rs
+++ b/src/crc8.rs
@@ -51,7 +51,7 @@ where
         Digest { crc, value }
     }
 
-    pub fn update(&mut self, bytes: &[u8]) {
+    pub const fn update(&mut self, bytes: &[u8]) {
         self.value = self.crc.update(self.value, bytes);
     }
 

From b28183690f0b7f5b73f9a8eff68eefb48501cf5c Mon Sep 17 00:00:00 2001
From: Cameron Duff <cameron@m4c.ro>
Date: Wed, 23 Jul 2025 12:15:11 +1000
Subject: [PATCH 2/3] Bump MSRV to 1.83 (2024-11-28)

---
 Cargo.toml | 2 +-
 README.md  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 7964d90..9ecea4e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,7 @@ description = "Rust implementation of CRC with support of various standards"
 keywords = ["crc", "crc16", "crc32", "crc64", "hash"]
 categories = ["algorithms", "no-std"]
 edition = "2021"
-rust-version = "1.65"
+rust-version = "1.83"
 
 [dependencies]
 crc-catalog = "2.4.0"
diff --git a/README.md b/README.md
index a36fad7..26f3337 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,7 @@ assert_eq!(digest.finalize(), 0xaee7);
 
 ### Minimum supported Rust version (MSRV)
 
-This crate's MSRV is 1.65.
+This crate's MSRV is 1.83.
 
 At a minimum, the MSRV will be <= the oldest stable release in the last 12 months. MSRV may be bumped in minor version releases.
 

From 6e68aa182ba0a64c3bc3bdad5895b289bd8969ae Mon Sep 17 00:00:00 2001
From: Cameron Duff <cameron@m4c.ro>
Date: Wed, 23 Jul 2025 12:19:49 +1000
Subject: [PATCH 3/3] Update CI to MSRV 1.83

---
 .github/workflows/ci.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index a6889f4..0f4127f 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -24,7 +24,7 @@ jobs:
     strategy:
       matrix:
         rust:
-          - 1.65.0
+          - 1.83.0
           - stable
           - beta
     steps: