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acl/lib_acl_cpp/include/acl_cpp/http/http_download.hpp

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first commit acl to github first commit acl to github
2013-08-18 17:42:25 +08:00
#pragma once
#include "acl_cpp/acl_cpp_define.hpp"
namespace acl {
class http_client;
class http_request;
class http_header;
class ACL_CPP_API http_download
{
public:
/**
* <EFBFBD><EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD>
* @param url {const char*} <EFBFBD>ļ<EFBFBD><EFBFBD>ڷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϵ<EFBFBD> url <EFBFBD><EFBFBD>ַ
* @param addr {const char*} <EFBFBD>ǿ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>÷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ(<EFBFBD><EFBFBD>ʽΪ:
* ip[|domain]:port<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD> url <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ
*/
http_download(const char* url, const char* addr = NULL);
virtual ~http_download();
/**
* <EFBFBD>ڵ<EFBFBD><EFBFBD><EFBFBD> run ֮ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD>󣬱<EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD>Լ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>ֶ<EFBFBD>(<EFBFBD><EFBFBD> set_method/set_range <EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>)
* @return {http_header*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> URL <EFBFBD>Ƿ<EFBFBD>
*/
http_header* request_header() const;
/**
* <EFBFBD><EFBFBD><EFBFBD>ô˺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ի<EFBFBD><EFBFBD><EFBFBD> http_request <EFBFBD><EFBFBD><EFBFBD>󣬱<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ
* <EFBFBD>򷵻<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>еIJ<EFBFBD><EFBFBD><EFBFBD>
* @return {http_request*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> URL <EFBFBD>Ƿ<EFBFBD>
*/
http_request* request() const;
/**
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> range_from >= 0 <EFBFBD><EFBFBD> range_to >= range_from ʱ<EFBFBD>Զ<EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD>÷ֶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ط<EFBFBD>ʽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ط<EFBFBD>ʽ
* @param range_from {acl_int64} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼƫ<EFBFBD><EFBFBD>λ<EFBFBD>ã<EFBFBD><EFBFBD>±<EFBFBD><EFBFBD><EFBFBD> 0 <EFBFBD><EFBFBD>ʼ<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ >= 0 <EFBFBD><EFBFBD> range_to >= <EFBFBD><EFBFBD>ֵʱ<EFBFBD>Ų<EFBFBD><EFBFBD>÷ֶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ط<EFBFBD>ʽ
* @param range_to {acl_int64} <EFBFBD><EFBFBD><EFBFBD>ؽ<EFBFBD><EFBFBD><EFBFBD>ƫ<EFBFBD><EFBFBD>λ<EFBFBD><EFBFBD>
* @param req_body {const char*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @param len {size_t} req_body <EFBFBD>ǿ<EFBFBD>ʱָ<EFBFBD><EFBFBD><EFBFBD>䳤<EFBFBD><EFBFBD>
* @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> true <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD>سɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> URL <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD>ֶϵ㴫<EFBFBD>䣬<EFBFBD><EFBFBD>
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ع<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>෵<EFBFBD><EFBFBD> false <EFBFBD><EFBFBD>ֹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
#ifdef WIN32
bool get(__int64 range_from = -1, __int64 range_to = -1,
const char* req_body = NULL, size_t len = 0);
#else
bool get(long long int range_from = -1, long long int range_to = -1,
const char* req_body = NULL, size_t len = 0);
#endif
/**
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬
* @param url {const char*} <EFBFBD>ǿ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD> URL <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> URL,
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȼʹ<EFBFBD>ù<EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD>õ<EFBFBD> url
* @param addr {const char*} <EFBFBD>ǿ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>÷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ(<EFBFBD><EFBFBD>ʽΪ:
* ip[|domain]:port<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD> url <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȡ
* @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> false <EFBFBD><EFBFBD>ʾ url <EFBFBD>Ƿ<EFBFBD>
*/
bool reset(const char* url = NULL, const char* addr = NULL);
/**
* ȡ<EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD><EFBFBD><EFBFBD> reset <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> url
* @return {const char*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> url <EFBFBD>Ƿ<EFBFBD>
*/
const char* get_url() const;
/**
* ȡ<EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD>캯<EFBFBD><EFBFBD><EFBFBD><EFBFBD> reset <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> url <EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><EFBFBD>ķ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ַ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʽΪ<EFBFBD><EFBFBD>
* ip[|domain]:port
* @return {const char*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> url <EFBFBD>Ƿ<EFBFBD>
*/
const char* get_addr() const;
protected:
/**
* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> HTTP <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݺ󣬶<EFBFBD><EFBFBD><EFBFBD> HTTP <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧͷ<EFBFBD><EFBFBD><EFBFBD>Ļص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @param conn {http_client*}
* @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>෵<EFBFBD><EFBFBD> false <EFBFBD><EFBFBD>ֹͣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
virtual bool on_response(http_client* conn);
/**
* <EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ⱥ<EFBFBD><EFBFBD>Ļص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @param n {__int64} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
* @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>෵<EFBFBD><EFBFBD> false <EFBFBD><EFBFBD>ֹͣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
#ifdef WIN32
virtual bool on_length(__int64 n);
#else
virtual bool on_length(long long int n);
#endif
/**
* <EFBFBD><EFBFBD><EFBFBD>ع<EFBFBD><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD>֪ͨ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><EFBFBD><EFBFBD>
* @param data {const void*} <EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD>ַ
* @param len {size_t} <EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><EFBFBD><EFBFBD>
* @return {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>෵<EFBFBD><EFBFBD> false <EFBFBD><EFBFBD>ֹͣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
*/
virtual bool on_save(const void* data, size_t len) = 0;
private:
char* url_;
char addr_[128];
http_request* req_;
// <20><>ͷ<EFBFBD><CDB7>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>
bool save_total(const char* body, size_t len);
// <20>ϵ<EFBFBD><CFB5><EFBFBD><EFBFBD>ز<EFBFBD><D8B2><EFBFBD><EFBFBD>ļ<EFBFBD>
#ifdef WIN32
bool save_range(const char* body, size_t len,
__int64 range_from, __int64 range_to);
#else
bool save_range(const char* body, size_t len,
long long int range_from, long long int range_to);
#endif
// <20><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>
bool save(http_request* req);
};
} // namespace acl
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