imos学习笔记二 用户登录c#

用户登录

1 初始化sdk

2 加密密码

3 登录

4 定阅推送功能

5 注册推送信息处理的回调函数

6 用户注销

/// <summary>

/// 多用户登录方法

/// </summary>

/// <param name="usrLoginName">用户名</param>

/// <param name="usrLoginPsw">密码</param>

/// <param name="srvIpAddr">服务器的ip</param>

/// <param name="cltIpAddr">用户所在客户端的ip</param>

/// <returns>用户登录代出信息</returns>

public LOGIN_INFO_S LoginMethod(String usrLoginName, String usrLoginPsw, String srvIpAddr, String cltIpAddr)

{

UInt32 ulRet = 0;

uint srvPort = 8800;

//1.初始化

ulRet = IMOSSDK.IMOS_Initiate("N/A", srvPort, 1, 1);

if (0 != ulRet)

{

MessageBox.Show("初始化失败!" + ulRet.ToString());

}

//2.加密密码

//分配加密后的数据缓存(非托管内存中分配,需要手动释放)

IntPtr ptr_MD_Pwd = Marshal.AllocHGlobal(sizeof(char) * IMOSSDK.IMOS_PASSWD_ENCRYPT_LEN);

ulRet = IMOSSDK.IMOS_Encrypt(usrLoginPsw, (UInt32)usrLoginPsw.Length, ptr_MD_Pwd);

if (0 != ulRet)

{

MessageBox.Show("加密密码失败!" + ulRet.ToString());

Application.Exit();//退出应用

}

//把字符串指针变为c#的string

String MD_PWD = Marshal.PtrToStringAnsi(ptr_MD_Pwd);

//释放分配内存

Marshal.FreeHGlobal(ptr_MD_Pwd);

//3.登录方法 IMOS_Login(只支持一个用户登录)

IntPtr ptrLoginInfo = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(LOGIN_INFO_S)));

//多用户登录

ulRet = IMOSSDK.IMOS_LoginEx(usrLoginName, //用户名

MD_PWD,//密码

srvIpAddr,//服务器的ip

cltIpAddr,//用户所在客户端的ip

ptrLoginInfo);//用户登录代出信息

if (0 != ulRet)

{

MessageBox.Show("IMOS_Login" + ulRet.ToString());

Application.Exit();

}

//序列化操作,将数据从非托管内存封送到指定托管对象

stLoginInfo = (LOGIN_INFO_S)Marshal.PtrToStructure(ptrLoginInfo, typeof(LOGIN_INFO_S));

//释放内存

Marshal.FreeHGlobal(ptrLoginInfo);

return stLoginInfo;

}

//4 订阅推送

ulResult = IMOSSDK.IMOS_SubscribePushInfo(ref stLoginInfo, //用户标识

(uint)SUBSCRIBE_PUSH_TYPE_E.SUBSCRIBE_PUSH_TYPE_ALL);//订阅类型

//5 注册回调

ulResult = IMOSSDK.IMOS_RegCallBackPrcFunc(ref stLoginInfo,//用户标识

ptrCB);//回调处理函数指针

//6 用户注销

IMOSSDK.IMOS_LogoutEx(ref stLoginInfo.stUserLoginIDInfo);

用户登录/注销所调用的sdk方法

1

/// <summary>

/// 对外初始化sdk

/// </summary>

/// <param name="strServerIP">服务器地址</param>

/// <param name="ulServerPort">服务器端口</param>

/// <param name="bUIFlag">sdk在UI侧的启动标记</param>

/// <param name="bXPFlag">是否包含有xp的标记</param>

/// <returns></returns>

[DllImport("imos_sdk.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]

public static extern UInt32 IMOS_Initiate(String strServerIP, UInt32 ulServerPort, UInt32 bUIFlag, UInt32 bXPFlag);

2

/// <summary>

/// 加密密码

/// </summary>

/// <param name="strInput">密码</param>

/// <param name="ulInLen">密码长度</param>

/// <param name="ptrOutput">加密后的数据缓存</param>

/// <returns></returns>

[DllImport("imos_sdk.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]

public static extern UInt32 IMOS_Encrypt(String strInput, UInt32 ulInLen, IntPtr ptrOutput);

3

/// <summary>

/// 多用户登录

/// </summary>

/// <param name="strUserLoginName">用户名</param>

/// <param name="strPassword">密码</param>

/// <param name="srvIpAddr">服务器ip</param>

/// <param name="cltIpAddr">客户端ip</param>

/// <param name="ptrSDKLoginInfo">用户登录代出信息</param>

/// <returns></returns>

[DllImport("imos_sdk.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]

public static extern UInt32 IMOS_LoginEx(String strUserLoginName, String strPassword, String srvIpAddr, String cltIpAddr, IntPtr ptrSDKLoginInfo);

4

/// <summary>

/// 完成订阅推送功能

/// </summary>

/// <param name="stUserLoginIDInfo">登入信息</param>

/// <param name="ulSubscribePushType">订阅类型</param>

/// <returns></returns>

[DllImport("imos_sdk.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]

public static extern UInt32 IMOS_SubscribePushInfo(ref USER_LOGIN_ID_INFO_S stUserLoginIDInfo, UInt32 ulSubscribePushType);

5

/// <summary>

/// 注册推送信息处理的回调函数

/// </summary>

/// <param name="pstUserLoginIDInfo">登入信息</param>

/// <param name="ptrCallBack">回调处理函数指针</param>

/// <returns></returns>

[DllImport("imos_sdk.dll", CharSet = CharSet.Ansi, CallingConvention = CallingConvention.StdCall)]

public static extern UInt32 IMOS_RegCallBackPrcFunc(ref USER_LOGIN_ID_INFO_S stUserLoginIDInfo, IntPtr pfnCallBackProc);

6 //用户退出

IMOS_EXPORT VOID STDCALL IMOS_LogoutEx ( IN USER_LOGIN_ID_INFO_S * pstUserLogIDInfo ) //用户信息标识

所用到结构体

/// <summary>

/// 用户登录信息结构体

/// </summary>

[StructLayout(LayoutKind.Sequential)]

public struct LOGIN_INFO_S

{

/** 用户登录ID信息 */

public USER_LOGIN_ID_INFO_S stUserLoginIDInfo;

/** 用户所属组织编码 */

[MarshalAs(UnmanagedType.ByValArray, SizeConst = IMOSSDK.IMOS_DOMAIN_CODE_LEN)]

public byte[] szOrgCode;

/** 用户所属域名称 */

[MarshalAs(UnmanagedType.ByValArray, SizeConst = IMOSSDK.IMOS_NAME_LEN)]

public byte[] szDomainName;

/** 用户所属域类型, 取值为#MM_DOMAIN_SUBTYPE_LOCAL_PHYSICAL和#MM_DOMAIN_SUBTYPE_LOCAL_VIRTUAL */

public UInt32 ulDomainType;

}

/// <summary>

/// 用户登录ID信息结构

/// </summary>

[StructLayout(LayoutKind.Sequential)]

public struct USER_LOGIN_ID_INFO_S

{

/** 用户编码 */

[MarshalAs(UnmanagedType.ByValArray, SizeConst = IMOSSDK.IMOS_USER_CODE_LEN)]

public byte[] szUserCode;

/** 用户登录ID，是用户登录后服务器分配的，它是标记一次用户登录的唯一标识 */

[MarshalAs(UnmanagedType.ByValArray, SizeConst = IMOSSDK.IMOS_RES_CODE_LEN)]

public byte[] szUserLoginCode;

/** 用户登录的客户端IP地址 */

[MarshalAs(UnmanagedType.ByValArray, SizeConst = IMOSSDK.IMOS_IPADDR_LEN)]

public byte[] szUserIpAddress;

}