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
84 lines
2.9 KiB
Go
84 lines
2.9 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 (
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"syscall"
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)
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var (
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dmCipherEncryptDLL *syscall.LazyDLL
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cipherGetCountProc *syscall.LazyProc
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cipherGetInfoProc *syscall.LazyProc
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cipherEncryptInitProc *syscall.LazyProc
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cipherGetCipherTextSizeProc *syscall.LazyProc
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cipherEncryptProc *syscall.LazyProc
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cipherCleanupProc *syscall.LazyProc
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cipherDecryptInitProc *syscall.LazyProc
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cipherDecryptProc *syscall.LazyProc
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)
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func initThirdPartCipher(cipherPath string) error {
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dmCipherEncryptDLL = syscall.NewLazyDLL(cipherPath)
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if err := dmCipherEncryptDLL.Load(); err != nil {
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return err
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}
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cipherGetCountProc = dmCipherEncryptDLL.NewProc("cipher_get_count")
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cipherGetInfoProc = dmCipherEncryptDLL.NewProc("cipher_get_info")
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cipherEncryptInitProc = dmCipherEncryptDLL.NewProc("cipher_encrypt_init")
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cipherGetCipherTextSizeProc = dmCipherEncryptDLL.NewProc("cipher_get_cipher_text_size")
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cipherEncryptProc = dmCipherEncryptDLL.NewProc("cipher_encrypt")
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cipherCleanupProc = dmCipherEncryptDLL.NewProc("cipher_cleanup")
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cipherDecryptInitProc = dmCipherEncryptDLL.NewProc("cipher_decrypt_init")
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cipherDecryptProc = dmCipherEncryptDLL.NewProc("cipher_decrypt")
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return nil
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}
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func cipherGetCount() int {
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ret, _, _ := cipherGetCountProc.Call()
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return int(ret)
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}
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func cipherGetInfo(seqno, cipherId, cipherName, _type, blkSize, khSIze uintptr) {
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ret, _, _ := cipherGetInfoProc.Call(seqno, cipherId, cipherName, _type, blkSize, khSIze)
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if ret == 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.Call(cipherId, key, keySize, cipherPara)
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if ret == 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.Call(cipherId, cipherPara, plainTextSize)
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return ciphertextLen
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}
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func cipherEncrypt(cipherId, cipherPara, plainText, plainTextSize, cipherText, cipherTextBufSize uintptr) uintptr {
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ret, _, _ := cipherEncryptProc.Call(cipherId, cipherPara, plainText, plainTextSize, cipherText, cipherTextBufSize)
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return ret
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}
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func cipherClean(cipherId, cipherPara uintptr) {
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_, _, _ = cipherCleanupProc.Call(cipherId, cipherPara)
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}
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func cipherDecryptInit(cipherId, key, keySize, cipherPara uintptr) {
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ret, _, _ := cipherDecryptInitProc.Call(cipherId, key, keySize, cipherPara)
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if ret == 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.Call(cipherId, cipherPara, cipherText, cipherTextSize, plainText, plainTextBufSize)
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return ret
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}
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