Boostasio异步TCP通讯及tcp粘包解包解决方案.doc

Boost asio异步TCP通讯及tcp粘包解包解决方案
Sphinx调用命令列表 [Shell/批解决],Spring连接MySQL、Oracle和SQL Server的数
sql防注入的登录注册 [SQL],Struts 2剔除Ongl表达式危险的数据类型。
SVG绘制圆弧
svn 小冲突解决 笔记
tableview 全面自定制
int main()
{
namespace ip = boost::asio::ip;
boost::asio::io_service io_service;

// Server binds to any address and any port.
ip::udp::socket socket(io_service,
ip::udp::endpoint(ip::udp::v4(), 0));
socket.set_option(boost::asio::socket_base::broadcast(true));

// Broadcast will go to port 8888.
ip::udp::endpoint broadcast_endpoint(ip::address_v4::broadcast(), 8888);

// Broadcast data.
//boost::array<char, 4> buffer;
char* buf = "测试代码";
socket.send_to(boost::asio::buffer(buf,strlen(buf)+1), broadcast_endpoint);
}
//jQuery地区三级联动选择输入
//jquery实现网站列表切换效果（2种方法）
//js动画完美框架 [文献] skiplist.cpp ~ 5KB
/* skip list */
#include <stdio.h>
#include <stdlib.h>
/* implementation dependent declarations */
typedef enum {
STATUS_OK,
STATUS_MEM_EXHAUSTED,
STATUS_DUPLICATE_KEY,
STATUS_KEY_NOT_FOUND
} statusEnum;
// js实现鼠标hover时tab自动切换
typedef int keyType; /* type of key */

/* user data stored in tree */
typedef struct {
int stuff; /* optional related data */
} recType;

#define compLT(a,b) (a < b)
#define compEQ(a,b) (a == b)

/* levels range from (0 .. MAXLEVEL) */
#define MAXLEVEL 15

typedef struct nodeTag {
keyType key; /* key used for searching */
recType rec; /* user data */
struct nodeTag *forward[1]; /* skip list forward pointer */
} nodeType;
[代码] [Google Go]代码
package main
import (
"io/ioutil"
"net/http"
"net/"
"fmt"
"encoding/json"
)
//----------------------------------
// 黄金数据调用示例代码 － 聚合数据
// 在线接口文档：www/docs/29
//----------------------------------

const APPKEY = "*******************" //您申请的APPKEY

func main(){

//1.上海黄金交易所
Request1()

//2.上海期货交易所
Request2()

//3.银行账户黄金
Request3()

}

//1.上海黄金交易所
func Request1(){
//请求地址
juhe :="web:8080/finance/gold/shgold"

//初始化参数
param:=.Values{}

//配置请求参数,方法内部已解决encode问题,中文参数可以直接传参
param.Set("key",APPKEY) //APP Key
param.Set("v","") //JSON格式版本(0或1)默认为0

//发送请求
data,err:=Get(juhe,param)
if err!=nil{
fmt.Errorf("请求失败,错误信息:\r\n%v",err)
}else{
var netReturn map[string]interface{}
json.Unmarshal(data,&netReturn)
if netReturn["error_code"].(float64)==0{
fmt.Printf("接口返回result字段是:\r\n%v",netReturn["result"])
}
}
}

//2.上海期货交易所
func Request2(){
//请求地址
juhe :="web:8080/finance/gold/shfuture"

//初始化参数
param:=.Values{}

//配置请求参数,方法内部已解决encode问题,中文参数可以直接传参
param.Set("key",APPKEY) //APP Key
param.Set("v","") //JSON格式版本(0或1)默认为0

//发送请求
data,err:=Get(juhe,param)
if err!=nil{
fmt.Errorf("请求失败,错误信息:\r\n%v",err)
}else{
var netReturn map[string]interface{}
json.Unmarshal(data,&netReturn)
if netReturn["error_code"].(float64)==0{
fmt.Printf("接口返回result字段是:\r\n%v",netReturn["result"])
}
}
}

//3.银行账户黄金
func Request3(){
//请求地址
juhe :="web:8080/finance/gold/bankgold"

//初始化参数
param:=.Values{}

//配置请求参数,方法内部已解决encode问题,中文参数可以直接传参
param.Set("key",APPKEY) //APP Key

//发送请求
data,err:=Get(juhe,param)
if err!=nil{
fmt.Errorf("请求失败,错误信息:\r\n%v",err)
}else{
var netReturn map[string]interface{}
json.Unmarshal(data,&netReturn)
if netReturn["error_code"].(float64)==0{
fmt.Printf("接口返回result字段是:\r\n%v",netReturn["result"])
}
}
}

// get 网络请求
func Get(api string,params .Values)(rs[]byte ,err error){
var *.
,err=.Parse(api)
if err!=nil{
fmt.Printf("解析错误:\r\n%v",err)
return nil,err
}
//假如参数中有中文参数,这个方法会进行Encode
.RawQuery=params.Encode()
resp,err:=http.Get(.String())
if err!=nil{
fmt.Println("err:",err)
return nil,err
}
defer resp.Body.Close()
return ioutil.ReadAll(resp.Body)
}

// post 网络请求 ,params 是.Values类型
func Post(api string, params .Values)(rs[]byte,err error){
resp,err:=http.PostForm(api, params)
if err!=nil{
return nil ,err
}
defer resp.Body.Close()
return ioutil.ReadAll(resp.Body)
}
代码描述：基于GO的黄金数据接口调用代码实例
关联数据：黄金数据
[代码] [C#]代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using System.IO;
using Xfrog.Net;
using System.Diagnostics;
using System.Web;

//----------------------------------
// 黄金数据调用示例代码 － 聚合数据
// 在线接口文档：www/docs/29
// 代码中JsonObject类下载地址:/download/gcm5/7458439
//----------------------------------

namespace ConsoleAPI
{
class Program
{
static void Main(string[] args)
{
string appkey = "*******************"; //配置您申请的appkey

//1.上海黄金交易所
string 1 = "web:8080/finance/gold/shgold";

var parameters1 = new Dictionary<string, string>();

parameters1.Add("key", appkey);//你申请的key
parameters1.Add("v" , ""); //JSON格式版本(0或1)默认为0

string result1 = sendPost(1, parameters1, "get");

JsonObject newObj1 = new JsonObject(result1);
String errorCode1 = newObj1["error_code"].Value;

if (errorCode1 == "0")
{
Debug.WriteLine("成功");
Debug.WriteLine(newObj1);
}
else
{
//Debug.WriteLine("失败");
Debug.WriteLine(newObj1["error_code"].Value+":"+newObj1["reason"].Value);
}

//2.上海期货交易所
string 2 = "web:8080/finance/gold/shfuture";

var parameters2 = new Dictionary<string, string>();

parameters2.Add("key", appkey);//你申请的key
parameters2.Add("v" , ""); //JSON格式版本(0或1)默认为0

string result2 = sendPost(2, parameters2, "get");

JsonObject newObj2 = new JsonObject(result2);
String errorCode2 = newObj2["error_code"].Value;

if (errorCode2 == "0")
{
Debug.WriteLine("成功");
Debug.WriteLine(newObj2);
}
else
{
//Debug.WriteLine("失败");
Debug.WriteLine(newObj2["error_code"].Value+":"+newObj2["reason"].Value);
}

//3.银行账户黄金
string 3 = "web:8080/finance/gold/bankgold";

var parameters3 = new Dictionary<string, string>();

parameters3.Add("key", appkey);//你申请的key

string result3 = sendPost(3, parameters3, "get");

JsonObject newObj3 = new JsonObject(result3);
String errorCode3 = newObj3["error_code"].Value;

if (errorCode3 == "0")
{
Debug.WriteLine("成功");
Debug.WriteLine(newObj3);
}
else
{
//Debug.WriteLine("失败");
Debug.WriteLine(newObj3["error_code"].Value+":"+newObj3["reason"].Value);
}

}

/// <summary>
/// Http (GET/POST)
/// </summary>
/// <param name="">请求</param>
/// <param name="parameters">请求参数</param>
/// <param name="method">请求方法</param>
/// <returns>响应内容</returns>
static string sendPost(string , IDictionary<string, string> parameters, string method)
{
if (method.ToLower() == "post")
{
HttpWebRequest req = null;
HttpWebResponse rsp = null;
System.IO.Stream reqStream = null;
try
{
req = (HttpWebRequest)WebRequest.Create();
req.Method = method;
req.KeepAlive = false;
req.ProtocolVersion = HttpVersion.Version10;
req.Timeout = 5000;
req.ContentType = "application/x-www-form-encoded;charset=utf-8";
byte[] postData = Encoding.UTF8.GetBytes(BuildQuery(parameters, "utf8"));
reqStream = req.GetRequestStream();
reqStream.Write(postData, 0, postData.Length);
rsp = (HttpWebResponse)req.GetResponse();
Encoding encoding = Encoding.GetEncoding(rsp.CharacterSet);
return GetResponseAsString(rsp, encoding);
}
catch (Exception ex)
{
return ex.Message;
}
finally
{
if (reqStream != null) reqStream.Close();
if (rsp != null) rsp.Close();
}
}
else
{
//创建请求
HttpWebRequest request = (HttpWebRequest)WebRequest.Create( + "?" + BuildQuery(parameters, "utf8"));

//GET请求
request.Method = "GET";
request.ReadWriteTimeout = 5000;
request.ContentType = "text/html;charset=UTF-8";
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream myResponseStream = response.GetResponseStream();
StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));

//返回内容
string retString = myStreamReader.ReadToEnd();
return retString;
}
}

/// <summary>
/// 组装普通文本请求参数。
/// </summary>
/// <param name="parameters">Key-Value形式请求参数字典</param>
/// <returns>编码后的请求数据</returns>
static string BuildQuery(IDictionary<string, string> parameters, string encode)
{
StringBuilder postData = new StringBuilder();
bool hasParam = false;
IEnumerator<KeyValuePair<string, string>> dem = parameters.GetEnumerator();
while (dem.MoveNext())
{
string name = dem.Current.Key;
string value = dem.Current.Value;
// 忽略参数名或参数值为空的参数
if (!string.IsNullOrEmpty(name))//&& !string.IsNullOrEmpty(value)
{
if (hasParam)
{
postData.Append("&");
}
postData.Append(name);
postData.Append("=");
if (encode == "gb2312")
{
postData.Append(HttpUtility.Encode(value, Encoding.GetEncoding("gb2312")));
}
else if (encode == "utf8")
{
postData.Append(HttpUtility.Encode(value, Encoding.UTF8));
}
else
{
postData.Append(value);
}
hasParam = true;
}
}
return postData.ToString();
}

/// <summary>
/// 把响应流转换为文本。
/// </summary>
/// <param name="rsp">响应流对象</param>
/// <param name="encoding">编码方式</param>
/// <returns>响应文本</returns>
static string GetResponseAsString(HttpWebResponse rsp, Encoding encoding)
{
System.IO.Stream stream = null;
StreamReader reader = null;
try
{
// 以字符流的方式读取HTTP响应
stream = rsp.GetResponseStream();
reader = new StreamReader(stream, encoding);
return reader.ReadToEnd();
}
finally
{
// 释放资源
if (reader != null) reader.Close();
if (stream != null) stream.Close();
if (rsp != null) rsp.Close();
}
}
}
}
[代码] [PHP]代码
/**
* c远程传输工具
*/
public function post_c($,$body,$header,$type='POST'){
$ch = c_init();
c_setopt($ch,COPT_,$);
c_setopt($ch,COPT_HEADER,0);//0只要正文
c_setopt($ch,COPT_TIMEOUT,5);//设立超时时间
c_setopt($ch,COPT_CONNECTTIMEOUT,5);
//将c_exec()获取的信息以文献流的形式返回，而不是直接输出。
c_setopt($ch,COPT_RETURNTRANSFER,1);
//增长header头信息
// array_push($header,'Accept:application/json');
// array_push($header,'Content-Type:application/json');
// array_push($header,'http:multipart/form-data');
if(count($body)>0){
c_setopt($ch,COPT_POSTFIELDS,$body);
}
if(count($header)>0){
c_setopt($ch,COPT_HTTPHEADER,$header);
}
//设立上传文献相关
c_setopt($ch,COPT_FOLLOWLOCATION,true);
c_setopt($ch,COPT_MAXREDIRS,3);//递归
c_setopt($ch,COPT_SSL_VERIFYPEER,false);// 对认证证书来源的检查
c_setopt($ch,COPT_SSL_VERIFYHOST,0);// 从证书中检查SSL加密算法
switch ($type) {
case 'GET':
c_setopt($ch,COPT_HTTPGET,1);
break;
case 'POST':
c_setopt($ch,COPT_POST,1);
break;
case 'PUT':
c_setopt($ch,COPT_CUSTOMREQUEST,'PUT');
break;
case 'DELETE':
c_setopt($ch,COPT_CUSTOMREQUEST,'DELETE');
break;
}
//上传文献相关设立
c_setopt($ch,COPT_ENCODING,'gzip');
c_setopt($ch,COPT_USERAGENT,'SSTS Browser/1.0');
c_setopt($ch,COPT_USERAGENT,'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.0; Trident/4.0)');// 模拟用户使用的浏览器
if(c_errno($ch)){
return c_error($ch);
}
$content = c_exec($ch);
c_close($ch);//关闭c资源，并且释放系统资源
$result = json_decode($content,true);
if(!empty($result)){
return $result;
}else{
return $content;
}
}
[代码] [C/C++]代码
/*
编译指令
$ /opt/sybase/OCS-16_0/bin/cpre64 -m teststu.cp
$ cc -m64 -g -DSYB_LP64 -I. -I/opt/sybase/OCS-16_0/include teststu.c /opt/sybase/OCS-16_0/include/sybesql.c -L/opt/sybase/OCS-16_0/lib -lsybct64 -lsybtcl64 -lsybcs64 -lsybcomn64 -lsybintl64 -lsybunic64 -rdynamic -ldl -lnsl -lm -o teststu

*/
#include <stdio.h>

/*建立通讯区域*/
EXEC SQL INCLUDE SQLCA;

/*
** These tokens must be declared in a declare section
** because they are used in declare sections below.
*/
EXEC SQL BEGIN DECLARE SECTION;
#define TYPESIZE 13
#define TIDSIZE 6
EXEC SQL END DECLARE SECTION;

#define EOLN '\0'
/*
** Forward declarations of the error a