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88 lines
2.2 KiB
C
88 lines
2.2 KiB
C
#ifndef _NGX_EVENT_PROXY_H_INCLUDED_
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#define _NGX_EVENT_PROXY_H_INCLUDED_
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#include <ngx_config.h>
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#include <ngx_core.h>
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#include <ngx_hunk.h>
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#include <ngx_file.h>
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#include <ngx_files.h>
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#include <ngx_connection.h>
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typedef struct ngx_event_proxy_s ngx_event_proxy_t;
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typedef int (*ngx_event_proxy_input_filter_pt)(ngx_event_proxy_t *p,
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ngx_chain_t *chain);
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typedef int (*ngx_event_proxy_output_filter_pt)(void *data, ngx_hunk_t *hunk);
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struct ngx_event_proxy_s {
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ngx_chain_t *read_hunks;
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ngx_chain_t *last_read_hunk;
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ngx_chain_t *file_hunks;
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ngx_chain_t *in_hunks;
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ngx_chain_t *last_in_hunk;
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ngx_chain_t *out_hunks;
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ngx_chain_t *last_out_hunk;
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ngx_chain_t *free_hunks;
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#if 0
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ngx_chain_t *last_free_hunk;
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#endif
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ngx_hunk_t *busy_hunk;
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ngx_event_proxy_input_filter_pt input_filter;
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void *input_data;
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ngx_event_proxy_output_filter_pt output_filter;
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void *output_data;
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unsigned cachable:1;
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unsigned fatal_error:1;
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unsigned block_upstream:1;
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unsigned upstream_eof:1;
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unsigned upstream_error:1;
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unsigned downstream_eof:1;
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unsigned downstream_error:1;
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int upstream_level;
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int downstream_level;
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int allocated;
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int block_size;
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int max_block_size;
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off_t temp_offset;
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off_t max_temp_file_size;
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int temp_file_write_size;
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ngx_connection_t *upstream;
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ngx_connection_t *downstream;
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ngx_pool_t *pool;
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ngx_log_t *log;
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ngx_chain_t *preread_hunks;
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#if 0
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ngx_chain_t *last_preread_hunk;
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#endif
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int preread_size;
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ngx_file_t *temp_file;
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ngx_path_t *temp_path;
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char *temp_file_warn;
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};
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int ngx_event_proxy_read_upstream(ngx_event_proxy_t *p);
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int ngx_event_proxy_write_to_downstream(ngx_event_proxy_t *p);
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int ngx_event_proxy_write_chain_to_temp_file(ngx_event_proxy_t *p);
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#endif /* _NGX_EVENT_PROXY_H_INCLUDED_ */
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