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/*
* Copyright (C) Igor Sysoev
* Copyright (C) Nginx, Inc.
*/
#ifndef _NGX_STREAM_SCRIPT_H_INCLUDED_
#define _NGX_STREAM_SCRIPT_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_stream.h>
typedef struct {
u_char *ip;
u_char *pos;
ngx_stream_variable_value_t *sp;
ngx_str_t buf;
ngx_str_t line;
unsigned flushed:1;
unsigned skip:1;
ngx_stream_session_t *session;
} ngx_stream_script_engine_t;
typedef struct {
ngx_conf_t *cf;
ngx_str_t *source;
ngx_array_t **flushes;
ngx_array_t **lengths;
ngx_array_t **values;
ngx_uint_t variables;
ngx_uint_t ncaptures;
ngx_uint_t size;
void *main;
unsigned complete_lengths:1;
unsigned complete_values:1;
unsigned zero:1;
unsigned conf_prefix:1;
unsigned root_prefix:1;
} ngx_stream_script_compile_t;
typedef struct {
ngx_str_t value;
ngx_uint_t *flushes;
void *lengths;
void *values;
} ngx_stream_complex_value_t;
typedef struct {
ngx_conf_t *cf;
ngx_str_t *value;
ngx_stream_complex_value_t *complex_value;
unsigned zero:1;
unsigned conf_prefix:1;
unsigned root_prefix:1;
} ngx_stream_compile_complex_value_t;
typedef void (*ngx_stream_script_code_pt) (ngx_stream_script_engine_t *e);
typedef size_t (*ngx_stream_script_len_code_pt) (ngx_stream_script_engine_t *e);
typedef struct {
ngx_stream_script_code_pt code;
uintptr_t len;
} ngx_stream_script_copy_code_t;
typedef struct {
ngx_stream_script_code_pt code;
uintptr_t index;
} ngx_stream_script_var_code_t;
typedef struct {
ngx_stream_script_code_pt code;
uintptr_t n;
} ngx_stream_script_copy_capture_code_t;
typedef struct {
ngx_stream_script_code_pt code;
uintptr_t conf_prefix;
} ngx_stream_script_full_name_code_t;
void ngx_stream_script_flush_complex_value(ngx_stream_session_t *s,
ngx_stream_complex_value_t *val);
ngx_int_t ngx_stream_complex_value(ngx_stream_session_t *s,
ngx_stream_complex_value_t *val, ngx_str_t *value);
ngx_int_t ngx_stream_compile_complex_value(
ngx_stream_compile_complex_value_t *ccv);
char *ngx_stream_set_complex_value_slot(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
ngx_uint_t ngx_stream_script_variables_count(ngx_str_t *value);
ngx_int_t ngx_stream_script_compile(ngx_stream_script_compile_t *sc);
u_char *ngx_stream_script_run(ngx_stream_session_t *s, ngx_str_t *value,
void *code_lengths, size_t reserved, void *code_values);
void ngx_stream_script_flush_no_cacheable_variables(ngx_stream_session_t *s,
ngx_array_t *indices);
void *ngx_stream_script_add_code(ngx_array_t *codes, size_t size, void *code);
size_t ngx_stream_script_copy_len_code(ngx_stream_script_engine_t *e);
void ngx_stream_script_copy_code(ngx_stream_script_engine_t *e);
size_t ngx_stream_script_copy_var_len_code(ngx_stream_script_engine_t *e);
void ngx_stream_script_copy_var_code(ngx_stream_script_engine_t *e);
size_t ngx_stream_script_copy_capture_len_code(ngx_stream_script_engine_t *e);
void ngx_stream_script_copy_capture_code(ngx_stream_script_engine_t *e);
#endif /* _NGX_STREAM_SCRIPT_H_INCLUDED_ */
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