贴出一个c＋＋的写、读cookie信息的类

代码:

//##############################常用功能模块类##############################
class GlobalFunc
{
public:
	FILE *cgiIn,*cgiOut;
	int firstCookie;
	void GlobalFuncInit();
	void CookieSetInteger(char *name, int value, int secondsToLive,
	char *path, char *domain);
	void CookieSetString(char *name, char *value, int secondsToLive,
	char *path, char *domain);
	char *GetCookieVal(char *cookieName);
	void HeaderLocation(char *redirectUrl);
};

//类初始化函数
void GlobalFunc::GlobalFuncInit()
{
	this->firstCookie=1;
	this->cgiOut=stdout;
}

//设置int型cookie值
void GlobalFunc::CookieSetInteger(char *name, int value, int secondsToLive,
	char *path, char *domain)
{
	char svalue[256];
	sprintf(svalue, "%d", value);
	this->CookieSetString(name, svalue, secondsToLive, path, domain);
}

//设置string型cookie值
void GlobalFunc::CookieSetString(char *name, char *value, int secondsToLive,
	char *path, char *domain)
{
		fprintf(this->cgiOut, 
		"Set-Cookie: %s=%s; Domain=%s; Max-Age=%d; Path=%s; \r\n",
		name, value, domain, secondsToLive, path);
}

//重定向url地址
void GlobalFunc::HeaderLocation(char *redirectUrl)
{
	if (!this->firstCookie)
	{
		fprintf(cgiOut, "\r\n");
	}
	fprintf(cgiOut, "Location: %s\r\n\r\n", redirectUrl);
}

//获得cookie值
char *GlobalFunc::GetCookieVal(char *cookieName)
{
	char *cookieVal,*cookies,*name,*value;
	cookieVal=NULL;
	if(!(cookies=getenv("HTTP_COOKIE")))
	{
		return NULL;
	}
	for(name=strtok(cookies,";");name;name=strtok(NULL,";"))
	{
		while(isspace((unsigned char)*name))
		{
			name++;
		}
		value=strchr(name,'=')+1;
		*(value-1)='\0';
		if(!strcmp(name,cookieName))
		{
			if(!(cookieVal=strdup(value)))
			{
				return NULL;
			}
			break;
		}
		free(cookies);
	}
	return cookieVal;
}