hoteas
b43f968b6c
- 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
/*
|
|
* Copyright (c) 2000-2018, 达梦数据库有限公司.
|
|
* All rights reserved.
|
|
*/
|
|
|
|
package security
|
|
|
|
import (
|
|
"syscall"
|
|
)
|
|
|
|
var (
|
|
dmCipherEncryptDLL *syscall.LazyDLL
|
|
cipherGetCountProc *syscall.LazyProc
|
|
cipherGetInfoProc *syscall.LazyProc
|
|
cipherEncryptInitProc *syscall.LazyProc
|
|
cipherGetCipherTextSizeProc *syscall.LazyProc
|
|
cipherEncryptProc *syscall.LazyProc
|
|
cipherCleanupProc *syscall.LazyProc
|
|
cipherDecryptInitProc *syscall.LazyProc
|
|
cipherDecryptProc *syscall.LazyProc
|
|
)
|
|
|
|
func initThirdPartCipher(cipherPath string) error {
|
|
dmCipherEncryptDLL = syscall.NewLazyDLL(cipherPath)
|
|
if err := dmCipherEncryptDLL.Load(); err != nil {
|
|
return err
|
|
}
|
|
cipherGetCountProc = dmCipherEncryptDLL.NewProc("cipher_get_count")
|
|
cipherGetInfoProc = dmCipherEncryptDLL.NewProc("cipher_get_info")
|
|
cipherEncryptInitProc = dmCipherEncryptDLL.NewProc("cipher_encrypt_init")
|
|
cipherGetCipherTextSizeProc = dmCipherEncryptDLL.NewProc("cipher_get_cipher_text_size")
|
|
cipherEncryptProc = dmCipherEncryptDLL.NewProc("cipher_encrypt")
|
|
cipherCleanupProc = dmCipherEncryptDLL.NewProc("cipher_cleanup")
|
|
cipherDecryptInitProc = dmCipherEncryptDLL.NewProc("cipher_decrypt_init")
|
|
cipherDecryptProc = dmCipherEncryptDLL.NewProc("cipher_decrypt")
|
|
return nil
|
|
}
|
|
|
|
func cipherGetCount() int {
|
|
ret, _, _ := cipherGetCountProc.Call()
|
|
return int(ret)
|
|
}
|
|
|
|
func cipherGetInfo(seqno, cipherId, cipherName, _type, blkSize, khSIze uintptr) {
|
|
ret, _, _ := cipherGetInfoProc.Call(seqno, cipherId, cipherName, _type, blkSize, khSIze)
|
|
if ret == 0 {
|
|
panic("ThirdPartyCipher: call cipher_get_info failed")
|
|
}
|
|
}
|
|
|
|
func cipherEncryptInit(cipherId, key, keySize, cipherPara uintptr) {
|
|
ret, _, _ := cipherEncryptInitProc.Call(cipherId, key, keySize, cipherPara)
|
|
if ret == 0 {
|
|
panic("ThirdPartyCipher: call cipher_encrypt_init failed")
|
|
}
|
|
}
|
|
|
|
func cipherGetCipherTextSize(cipherId, cipherPara, plainTextSize uintptr) uintptr {
|
|
ciphertextLen, _, _ := cipherGetCipherTextSizeProc.Call(cipherId, cipherPara, plainTextSize)
|
|
return ciphertextLen
|
|
}
|
|
|
|
func cipherEncrypt(cipherId, cipherPara, plainText, plainTextSize, cipherText, cipherTextBufSize uintptr) uintptr {
|
|
ret, _, _ := cipherEncryptProc.Call(cipherId, cipherPara, plainText, plainTextSize, cipherText, cipherTextBufSize)
|
|
return ret
|
|
}
|
|
|
|
func cipherClean(cipherId, cipherPara uintptr) {
|
|
_, _, _ = cipherCleanupProc.Call(cipherId, cipherPara)
|
|
}
|
|
|
|
func cipherDecryptInit(cipherId, key, keySize, cipherPara uintptr) {
|
|
ret, _, _ := cipherDecryptInitProc.Call(cipherId, key, keySize, cipherPara)
|
|
if ret == 0 {
|
|
panic("ThirdPartyCipher: call cipher_decrypt_init failed")
|
|
}
|
|
}
|
|
|
|
func cipherDecrypt(cipherId, cipherPara, cipherText, cipherTextSize, plainText, plainTextBufSize uintptr) uintptr {
|
|
ret, _, _ := cipherDecryptProc.Call(cipherId, cipherPara, cipherText, cipherTextSize, plainText, plainTextBufSize)
|
|
return ret
|
|
}
|