xlsx

2024-05-21 18:05:10 +08:00
parent b60095e5b9
commit faf285775f
4 changed files with 7 additions and 7 deletions
--- a/extract/aux.go
+++ b/extract/aux.go
@@ -34,6 +34,9 @@ func (e Extractor) ExtractAux(auxfile, xlsxfile string) error {
 	row := 2
 	col := 1
 	for i := 0; i < len(data); i += 24 + 128 + 512 {
+		if i+24+128+512 > len(data) {
+			break
+		}
 		var head AuxFrameHead
 		head.Decode(data[i : i+24])
 		l0, _ := head.SaveXlsx(f, col, row)