From 54346b61f91008c5098243b588f184ad92ad29c9 Mon Sep 17 00:00:00 2001 From: Yu Ping Date: Fri, 21 Feb 2020 22:36:20 +0800 Subject: initial version of VSAP Signed-off-by: Yu Ping Change-Id: I04d9150f0c7607ba20de9096b452476eff1622fc --- nginx/src/stream/ngx_stream_script.h | 127 +++++++++++++++++++++++++++++++++++ 1 file changed, 127 insertions(+) create mode 100644 nginx/src/stream/ngx_stream_script.h (limited to 'nginx/src/stream/ngx_stream_script.h') diff --git a/nginx/src/stream/ngx_stream_script.h b/nginx/src/stream/ngx_stream_script.h new file mode 100644 index 0000000..25a450d --- /dev/null +++ b/nginx/src/stream/ngx_stream_script.h @@ -0,0 +1,127 @@ + +/* + * Copyright (C) Igor Sysoev + * Copyright (C) Nginx, Inc. + */ + + +#ifndef _NGX_STREAM_SCRIPT_H_INCLUDED_ +#define _NGX_STREAM_SCRIPT_H_INCLUDED_ + + +#include +#include +#include + + +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_ */ -- cgit 1.2.3-korg