From 9bd6b5049ea124277e9cf62eb379d907c4b6ff64 Mon Sep 17 00:00:00 2001
From: renzhiyuan <465386466@qq.com>
Date: Tue, 21 Jul 2026 17:23:48 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E6=96=87=E4=BB=B6:=20xy-shan?=
 =?UTF-8?q?ghai/errors.go?=
MIME-Version: 1.0
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---
 xy-shanghai/errors.go | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 xy-shanghai/errors.go

diff --git a/xy-shanghai/errors.go b/xy-shanghai/errors.go
new file mode 100644
index 0000000..4459784
--- /dev/null
+++ b/xy-shanghai/errors.go
@@ -0,0 +1,14 @@
+package xyshanghai
+
+import "errors"
+
+var (
+	// ErrBaseURLNotSet 表示未设置基础 URL。
+	ErrBaseURLNotSet = errors.New("base URL is not set")
+	// ErrSM4KeyNotSet 表示未设置 SM4 密钥。
+	ErrSM4KeyNotSet = errors.New("SM4 key is not set")
+	// ErrSM3SaltNotSet 表示未设置 SM3 盐值。
+	ErrSM3SaltNotSet = errors.New("SM3 salt is not set")
+	// ErrInvalidSign 表示签名验证失败。
+	ErrInvalidSign = errors.New("invalid sign")
+)
\ No newline at end of file