From 355f5b3dc9ae560827cd274e113f43d09ee9ac49 Mon Sep 17 00:00:00 2001
From: Runxi Yu
Date: Thu, 5 Mar 2026 21:09:07 +0800
Subject: *: Fix overflows

---
 format/pack/ingest/rev_write.go | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'format/pack/ingest/rev_write.go')

diff --git a/format/pack/ingest/rev_write.go b/format/pack/ingest/rev_write.go
index afa9b4a9..8d30474a 100644
--- a/format/pack/ingest/rev_write.go
+++ b/format/pack/ingest/rev_write.go
@@ -3,6 +3,8 @@ package ingest
 import (
 	"encoding/binary"
 	"slices"
+
+	"codeberg.org/lindenii/furgit/internal/intconv"
 )
 
 const (
@@ -53,9 +55,14 @@ func writeRev(state *ingestState) error {
 	}
 
 	for _, recordIdx := range packOrder {
-		binary.BigEndian.PutUint32(scratch[:4], uint32(recordToIdxPos[recordIdx]))
+		recordPos, err := intconv.IntToUint32(recordToIdxPos[recordIdx])
+		if err != nil {
+			return err
+		}
+
+		binary.BigEndian.PutUint32(scratch[:4], recordPos)
 
-		err := writeAndHash(state.revFile, hashImpl, scratch[:4])
+		err = writeAndHash(state.revFile, hashImpl, scratch[:4])
 		if err != nil {
 			return err
 		}
-- 
cgit v1.3.1-10-gc9f91