2014-11-19 00:25:21 +08:00
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#pragma once
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#include "acl_cpp/acl_cpp_define.hpp"
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#include "acl_cpp/stdlib/string.hpp"
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#include <map>
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struct ACL_VSTREAM;
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namespace acl {
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2014-11-30 21:15:35 +08:00
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class stream_hook;
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2014-11-19 00:25:21 +08:00
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class ACL_CPP_API stream
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{
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public:
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stream(void);
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virtual ~stream(void) = 0;
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/**
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* <EFBFBD><EFBFBD><EFBFBD>ñ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ر<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {bool} true: <EFBFBD>رճɹ<EFBFBD>; false: <EFBFBD>ر<EFBFBD>ʧ<EFBFBD><EFBFBD>
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*/
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bool close(void);
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/**
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* <EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {bool} true: <EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>; false: <EFBFBD><EFBFBD>δ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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*/
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bool eof(void) const;
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>־λ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> eof_ <EFBFBD><EFBFBD>־λ<EFBFBD><EFBFBD>Ϊ false
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*/
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void clear_eof(void);
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/**
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* <EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>״̬
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* @return {bool} true: <EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>; false: <EFBFBD><EFBFBD>δ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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*/
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bool opened(void) const;
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/**
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* <EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> ACL_VSTREAM <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {ACL_VSTREAM*}
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*/
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ACL_VSTREAM* get_vstream() const;
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD> ACL_VSTREAM <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>İ<EFBFBD>ϵ<EFBFBD><EFBFBD>ͬʱ<EFBFBD><EFBFBD> ACL_VSTREAM <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ACL_VSTREAM<EFBFBD>Ĺ<EFBFBD><EFBFBD><EFBFBD>Ȩ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD>ʱ
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>رո<EFBFBD> ACL_VSTREAM <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><EFBFBD>ӹܸ<EFBFBD> ACL_VSTREAM <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <EFBFBD><EFBFBD><EFBFBD>뽫<EFBFBD><EFBFBD><EFBFBD>رգ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> close/open <EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>⣬<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ĵ<EFBFBD><EFBFBD><EFBFBD>
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* (<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD>)<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {ACL_VSTREAM} <EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL <EFBFBD><EFBFBD>ʾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD> ACL_VSTREAM <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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*/
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ACL_VSTREAM* unbind();
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>İ<EFBFBD><EFBFBD><EFBFBD>
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* @param ctx {void*}
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* @param key {const char* } <EFBFBD><EFBFBD>ʶ<EFBFBD><EFBFBD> ctx <EFBFBD>ļ<EFBFBD>
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* @param replace {bool} <EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD> KEY <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {bool} <EFBFBD><EFBFBD> replace Ϊ false <EFBFBD><EFBFBD> key <EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD> false
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*/
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bool set_ctx(void* ctx, const char* key = NULL, bool replace = true);
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD><EFBFBD><EFBFBD>
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* @param key {const char* key} <EFBFBD>ǿ<EFBFBD>ʱʹ<EFBFBD>ø<EFBFBD> key <EFBFBD><EFBFBD>ѯ<EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD> ctx <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȱʡ<EFBFBD><EFBFBD> ctx <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {void*}
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*/
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void* get_ctx(const char* key = NULL) const;
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/**
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* ɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>аĶ<EFBFBD><EFBFBD><EFBFBD>
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* @param key {const char*} <EFBFBD>ǿ<EFBFBD>ʱɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><EFBFBD> key <EFBFBD><EFBFBD> ctx <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɾ<EFBFBD><EFBFBD>
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* ȱʡ<EFBFBD><EFBFBD> ctx <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {void*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD> NULL<EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD>ɾ<EFBFBD><EFBFBD><EFBFBD>ظö<EFBFBD><EFBFBD><EFBFBD>
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*/
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void* del_ctx(const char* key = NULL);
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD>д<EFBFBD><EFBFBD>ʱʱ<EFBFBD><EFBFBD>
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* @param n {int} <EFBFBD><EFBFBD>ʱʱ<EFBFBD><EFBFBD>(<EFBFBD><EFBFBD>λ: <EFBFBD><EFBFBD>)
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*/
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void set_rw_timeout(int n);
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/**
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* <EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD>д<EFBFBD><EFBFBD>ʱʱ<EFBFBD><EFBFBD>
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* @return {int} <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD>д<EFBFBD><EFBFBD>ʱʱ<EFBFBD><EFBFBD>(<EFBFBD><EFBFBD>)
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*/
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int get_rw_timeout(void) const;
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/**
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* ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڲ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> hook->open <EFBFBD><EFBFBD><EFBFBD>̣<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֮ǰע<EFBFBD><EFBFBD><EFBFBD>Ķ<EFBFBD><EFBFBD><EFBFBD>
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* (<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ΪNULL)<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><EFBFBD>ָ<EFBFBD>룬Ӧ<EFBFBD>ÿ<EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD><EFBFBD>жϷ<EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ
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* <EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD>ͬ<EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>ע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD>ɹ<EFBFBD>
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* xxx: <EFBFBD>ڵ<EFBFBD><EFBFBD>ô˷<EFBFBD><EFBFBD><EFBFBD>ǰ<EFBFBD><EFBFBD><EFBFBD>뱣֤<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @param hook {stream_hook*} <EFBFBD>ǿն<EFBFBD><EFBFBD><EFBFBD>ָ<EFBFBD><EFBFBD>
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* @return {stream_hook*} <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ<EFBFBD><EFBFBD>ͬ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʾ<EFBFBD>ɹ<EFBFBD>
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*/
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stream_hook* setup_hook(stream_hook* hook);
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/**
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* <EFBFBD><EFBFBD><EFBFBD>õ<EFBFBD>ǰע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {stream_hook*}
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*/
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stream_hook* get_hook() const;
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/**
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* ɾ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ǰע<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ظö<EFBFBD><EFBFBD>ָ<EFBFBD>ȱʡ<EFBFBD>Ķ<EFBFBD>д<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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* @return {stream_hook*}
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*/
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stream_hook* remove_hook();
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protected:
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/**
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* <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ظ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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*/
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void open_stream(bool is_file = false);
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/**
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* <EFBFBD><EFBFBD><EFBFBD>´<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ٴ<EFBFBD><EFBFBD><EFBFBD>
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*/
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void reopen_stream(bool is_file = false);
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protected:
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stream_hook* hook_;
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ACL_VSTREAM *stream_;
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bool eof_;
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bool opened_;
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void* default_ctx_;
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std::map<string, void*> ctx_table_;
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private:
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2015-06-28 20:27:51 +08:00
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#if defined(WIN32) || defined(WIN64)
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2014-11-19 00:25:21 +08:00
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static int read_hook(SOCKET fd, void *buf, size_t len,
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int timeout, ACL_VSTREAM* stream, void *ctx);
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static int send_hook(SOCKET fd, const void *buf, size_t len,
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int timeout, ACL_VSTREAM* stream, void *ctx);
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static int fread_hook(HANDLE fd, void *buf, size_t len,
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int timeout, ACL_VSTREAM* stream, void *ctx);
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static int fsend_hook(HANDLE fd, const void *buf, size_t len,
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int timeout, ACL_VSTREAM* stream, void *ctx);
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#else
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static int read_hook(int fd, void *buf, size_t len,
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int timeout, ACL_VSTREAM* stream, void *ctx);
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static int send_hook(int fd, const void *buf, size_t len,
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int timeout, ACL_VSTREAM* stream, void *ctx);
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static int fread_hook(int fd, void *buf, size_t len,
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int timeout, ACL_VSTREAM* stream, void *ctx);
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static int fsend_hook(int fd, const void *buf, size_t len,
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int timeout, ACL_VSTREAM* stream, void *ctx);
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#endif
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};
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} // namespace acl
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