hoteas
7f7b585ffb
- 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
97 lines
3.4 KiB
Go
97 lines
3.4 KiB
Go
/*
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* Copyright (c) 2000-2018, 达梦数据库有限公司.
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* All rights reserved.
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*/
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package security
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import "plugin"
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var (
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dmCipherEncryptSo *plugin.Plugin
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cipherGetCountProc plugin.Symbol
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cipherGetInfoProc plugin.Symbol
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cipherEncryptInitProc plugin.Symbol
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cipherGetCipherTextSizeProc plugin.Symbol
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cipherEncryptProc plugin.Symbol
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cipherCleanupProc plugin.Symbol
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cipherDecryptInitProc plugin.Symbol
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cipherDecryptProc plugin.Symbol
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)
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func initThirdPartCipher(cipherPath string) (err error) {
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if dmCipherEncryptSo, err = plugin.Open(cipherPath); err != nil {
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return err
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}
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if cipherGetCountProc, err = dmCipherEncryptSo.Lookup("cipher_get_count"); err != nil {
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return err
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}
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if cipherGetInfoProc, err = dmCipherEncryptSo.Lookup("cipher_get_info"); err != nil {
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return err
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}
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if cipherEncryptInitProc, err = dmCipherEncryptSo.Lookup("cipher_encrypt_init"); err != nil {
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return err
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}
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if cipherGetCipherTextSizeProc, err = dmCipherEncryptSo.Lookup("cipher_get_cipher_text_size"); err != nil {
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return err
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}
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if cipherEncryptProc, err = dmCipherEncryptSo.Lookup("cipher_encrypt"); err != nil {
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return err
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}
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if cipherCleanupProc, err = dmCipherEncryptSo.Lookup("cipher_cleanup"); err != nil {
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return err
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}
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if cipherDecryptInitProc, err = dmCipherEncryptSo.Lookup("cipher_decrypt_init"); err != nil {
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return err
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}
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if cipherDecryptProc, err = dmCipherEncryptSo.Lookup("cipher_decrypt"); err != nil {
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return err
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}
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return nil
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}
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func cipherGetCount() int {
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ret := cipherGetCountProc.(func() interface{})()
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return ret.(int)
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}
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func cipherGetInfo(seqno, cipherId, cipherName, _type, blkSize, khSIze uintptr) {
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ret := cipherGetInfoProc.(func(uintptr, uintptr, uintptr, uintptr, uintptr, uintptr) interface{})(seqno, cipherId, cipherName, _type, blkSize, khSIze)
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if ret.(int) == 0 {
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panic("ThirdPartyCipher: call cipher_get_info failed")
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}
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}
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func cipherEncryptInit(cipherId, key, keySize, cipherPara uintptr) {
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ret := cipherEncryptInitProc.(func(uintptr, uintptr, uintptr, uintptr) interface{})(cipherId, key, keySize, cipherPara)
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if ret.(int) == 0 {
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panic("ThirdPartyCipher: call cipher_encrypt_init failed")
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}
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}
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func cipherGetCipherTextSize(cipherId, cipherPara, plainTextSize uintptr) uintptr {
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ciphertextLen := cipherGetCipherTextSizeProc.(func(uintptr, uintptr, uintptr) interface{})(cipherId, cipherPara, plainTextSize)
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return ciphertextLen.(uintptr)
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}
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func cipherEncrypt(cipherId, cipherPara, plainText, plainTextSize, cipherText, cipherTextBufSize uintptr) uintptr {
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ret := cipherEncryptProc.(func(uintptr, uintptr, uintptr, uintptr, uintptr, uintptr) interface{})(cipherId, cipherPara, plainText, plainTextSize, cipherText, cipherTextBufSize)
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return ret.(uintptr)
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}
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func cipherClean(cipherId, cipherPara uintptr) {
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cipherEncryptProc.(func(uintptr, uintptr))(cipherId, cipherPara)
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}
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func cipherDecryptInit(cipherId, key, keySize, cipherPara uintptr) {
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ret := cipherDecryptInitProc.(func(uintptr, uintptr, uintptr, uintptr) interface{})(cipherId, key, keySize, cipherPara)
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if ret.(int) == 0 {
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panic("ThirdPartyCipher: call cipher_decrypt_init failed")
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}
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}
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func cipherDecrypt(cipherId, cipherPara, cipherText, cipherTextSize, plainText, plainTextBufSize uintptr) uintptr {
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ret := cipherDecryptProc.(func(uintptr, uintptr, uintptr, uintptr, uintptr, uintptr) interface{})(cipherId, cipherPara, cipherText, cipherTextSize, plainText, plainTextBufSize)
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return ret.(uintptr)
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}
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