62 lines
2.6 KiB
C
62 lines
2.6 KiB
C
#ifndef __CACHE_ASYN_CLIENT_H__
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#define __CACHE_ASYN_CLIENT_H__
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#include <event2/event.h>
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#include <event.h>
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#include "tango_cache_client.h"
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struct cache_evbase_instance
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{
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struct tango_cache_instance *instance;
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evutil_socket_t notify_readfd;
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evutil_socket_t notify_sendfd;
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struct event_base* evbase;
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};
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struct cache_evbase_ctx
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{
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struct tango_cache_ctx *ctx;
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struct cache_evbase_instance *instance_asyn;
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};
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/*所有API线程安全，API的使用说明参考tango_cache_client.h*/
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enum CACHE_ERR_CODE cache_evbase_get_last_error(const struct cache_evbase_ctx *ctx_asyn);
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enum CACHE_ERR_CODE cache_evbase_ctx_error(const struct cache_evbase_instance *instance);
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void cache_evbase_get_statistics(const struct cache_evbase_instance *instance, struct cache_statistics *out);
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void cache_evbase_global_init(void);
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/*创建实例，每线程一个，或使用时加锁*/
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struct cache_evbase_instance *cache_evbase_instance_new(const char* profile_path, const char* section, void *runtimelog);
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//GET接口，成功返回0，失败返回-1，future回调函数会在另外的线程中执行，下同
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int cache_evbase_fetch_object(struct cache_evbase_instance *instance, struct future* f, struct tango_cache_meta_get *meta);
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struct tango_cache_result *cache_evbase_read_result(void *promise_result);
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//DELETE接口
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int cache_evbase_delete_object(struct cache_evbase_instance *instance, struct future* f, const char *objkey);
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//一次性上传接口
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int cache_evbase_upload_once_data(struct cache_evbase_instance *instance, struct future* f,
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enum PUT_MEMORY_COPY_WAY way, const char *data, size_t size,
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struct tango_cache_meta_put *meta,
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char *path/*OUT*/, size_t pathsize);
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int cache_evbase_upload_once_evbuf(struct cache_evbase_instance *instance, struct future* f,
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struct evbuffer *evbuf,
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struct tango_cache_meta_put *meta,
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char *path/*OUT*/, size_t pathsize);
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//流式上传接口
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struct cache_evbase_ctx *cache_evbase_update_start(struct cache_evbase_instance *instance, struct future* f, struct tango_cache_meta_put *meta);
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int cache_evbase_update_frag_data(struct cache_evbase_ctx *ctx_asyn, enum PUT_MEMORY_COPY_WAY way, const char *data, size_t size);
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int cache_evbase_update_frag_evbuf(struct cache_evbase_ctx *ctx_asyn, struct evbuffer *evbuf);
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void cache_evbase_update_end(struct cache_evbase_ctx *ctx_asyn);
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void cache_evbase_get_object_path(const struct cache_evbase_ctx *ctx, char *path/*OUT*/, size_t pathsize);
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#endif
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