feat(db): 添加对达梦数据库的支持

- 在应用程序中新增对达梦数据库（DM）的配置和连接支持 - 实现 SetDmDB 函数以配置达梦数据库连接 - 更新数据库操作逻辑，支持达梦特有的 SQL 语法和功能 - 在相关文件中添加达梦数据库的处理逻辑，包括表创建、数据插入和查询 - 更新 go.mod 和 go.sum 文件以引入达梦数据库驱动 - 增强文档，详细说明达梦数据库的配置和使用方法
2026-03-20 10:46:51 +08:00
parent 1546967918
commit 7f7b585ffb
194 changed files with 211502 additions and 2328 deletions
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2000-2018, 达梦数据库有限公司.
+ * All rights reserved.
+ */
+
+package security
+
+import "plugin"
+
+var (
+	dmCipherEncryptSo           *plugin.Plugin
+	cipherGetCountProc          plugin.Symbol
+	cipherGetInfoProc           plugin.Symbol
+	cipherEncryptInitProc       plugin.Symbol
+	cipherGetCipherTextSizeProc plugin.Symbol
+	cipherEncryptProc           plugin.Symbol
+	cipherCleanupProc           plugin.Symbol
+	cipherDecryptInitProc       plugin.Symbol
+	cipherDecryptProc           plugin.Symbol
+)
+
+func initThirdPartCipher(cipherPath string) (err error) {
+	if dmCipherEncryptSo, err = plugin.Open(cipherPath); err != nil {
+		return err
+	}
+	if cipherGetCountProc, err = dmCipherEncryptSo.Lookup("cipher_get_count"); err != nil {
+		return err
+	}
+	if cipherGetInfoProc, err = dmCipherEncryptSo.Lookup("cipher_get_info"); err != nil {
+		return err
+	}
+	if cipherEncryptInitProc, err = dmCipherEncryptSo.Lookup("cipher_encrypt_init"); err != nil {
+		return err
+	}
+	if cipherGetCipherTextSizeProc, err = dmCipherEncryptSo.Lookup("cipher_get_cipher_text_size"); err != nil {
+		return err
+	}
+	if cipherEncryptProc, err = dmCipherEncryptSo.Lookup("cipher_encrypt"); err != nil {
+		return err
+	}
+	if cipherCleanupProc, err = dmCipherEncryptSo.Lookup("cipher_cleanup"); err != nil {
+		return err
+	}
+	if cipherDecryptInitProc, err = dmCipherEncryptSo.Lookup("cipher_decrypt_init"); err != nil {
+		return err
+	}
+	if cipherDecryptProc, err = dmCipherEncryptSo.Lookup("cipher_decrypt"); err != nil {
+		return err
+	}
+	return nil
+}
+
+func cipherGetCount() int {
+	ret := cipherGetCountProc.(func() interface{})()
+	return ret.(int)
+}
+
+func cipherGetInfo(seqno, cipherId, cipherName, _type, blkSize, khSIze uintptr) {
+	ret := cipherGetInfoProc.(func(uintptr, uintptr, uintptr, uintptr, uintptr, uintptr) interface{})(seqno, cipherId, cipherName, _type, blkSize, khSIze)
+	if ret.(int) == 0 {
+		panic("ThirdPartyCipher: call cipher_get_info failed")
+	}
+}
+
+func cipherEncryptInit(cipherId, key, keySize, cipherPara uintptr) {
+	ret := cipherEncryptInitProc.(func(uintptr, uintptr, uintptr, uintptr) interface{})(cipherId, key, keySize, cipherPara)
+	if ret.(int) == 0 {
+		panic("ThirdPartyCipher: call cipher_encrypt_init failed")
+	}
+}
+
+func cipherGetCipherTextSize(cipherId, cipherPara, plainTextSize uintptr) uintptr {
+	ciphertextLen := cipherGetCipherTextSizeProc.(func(uintptr, uintptr, uintptr) interface{})(cipherId, cipherPara, plainTextSize)
+	return ciphertextLen.(uintptr)
+}
+
+func cipherEncrypt(cipherId, cipherPara, plainText, plainTextSize, cipherText, cipherTextBufSize uintptr) uintptr {
+	ret := cipherEncryptProc.(func(uintptr, uintptr, uintptr, uintptr, uintptr, uintptr) interface{})(cipherId, cipherPara, plainText, plainTextSize, cipherText, cipherTextBufSize)
+	return ret.(uintptr)
+}
+
+func cipherClean(cipherId, cipherPara uintptr) {
+	cipherEncryptProc.(func(uintptr, uintptr))(cipherId, cipherPara)
+}
+
+func cipherDecryptInit(cipherId, key, keySize, cipherPara uintptr) {
+	ret := cipherDecryptInitProc.(func(uintptr, uintptr, uintptr, uintptr) interface{})(cipherId, key, keySize, cipherPara)
+	if ret.(int) == 0 {
+		panic("ThirdPartyCipher: call cipher_decrypt_init failed")
+	}
+}
+
+func cipherDecrypt(cipherId, cipherPara, cipherText, cipherTextSize, plainText, plainTextBufSize uintptr) uintptr {
+	ret := cipherDecryptProc.(func(uintptr, uintptr, uintptr, uintptr, uintptr, uintptr) interface{})(cipherId, cipherPara, cipherText, cipherTextSize, plainText, plainTextBufSize)
+	return ret.(uintptr)
+}