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-rw-r--r--app/nginx/src/http/ngx_http_script.h257
1 files changed, 257 insertions, 0 deletions
diff --git a/app/nginx/src/http/ngx_http_script.h b/app/nginx/src/http/ngx_http_script.h
new file mode 100644
index 0000000..a5116d7
--- /dev/null
+++ b/app/nginx/src/http/ngx_http_script.h
@@ -0,0 +1,257 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) Nginx, Inc.
+ */
+
+
+#ifndef _NGX_HTTP_SCRIPT_H_INCLUDED_
+#define _NGX_HTTP_SCRIPT_H_INCLUDED_
+
+
+#include <ngx_config.h>
+#include <ngx_core.h>
+#include <ngx_http.h>
+
+
+typedef struct {
+ u_char *ip;
+ u_char *pos;
+ ngx_http_variable_value_t *sp;
+
+ ngx_str_t buf;
+ ngx_str_t line;
+
+ /* the start of the rewritten arguments */
+ u_char *args;
+
+ unsigned flushed:1;
+ unsigned skip:1;
+ unsigned quote:1;
+ unsigned is_args:1;
+ unsigned log:1;
+
+ ngx_int_t status;
+ ngx_http_request_t *request;
+} ngx_http_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 captures_mask;
+ ngx_uint_t size;
+
+ void *main;
+
+ unsigned compile_args:1;
+ unsigned complete_lengths:1;
+ unsigned complete_values:1;
+ unsigned zero:1;
+ unsigned conf_prefix:1;
+ unsigned root_prefix:1;
+
+ unsigned dup_capture:1;
+ unsigned args:1;
+} ngx_http_script_compile_t;
+
+
+typedef struct {
+ ngx_str_t value;
+ ngx_uint_t *flushes;
+ void *lengths;
+ void *values;
+} ngx_http_complex_value_t;
+
+
+typedef struct {
+ ngx_conf_t *cf;
+ ngx_str_t *value;
+ ngx_http_complex_value_t *complex_value;
+
+ unsigned zero:1;
+ unsigned conf_prefix:1;
+ unsigned root_prefix:1;
+} ngx_http_compile_complex_value_t;
+
+
+typedef void (*ngx_http_script_code_pt) (ngx_http_script_engine_t *e);
+typedef size_t (*ngx_http_script_len_code_pt) (ngx_http_script_engine_t *e);
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ uintptr_t len;
+} ngx_http_script_copy_code_t;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ uintptr_t index;
+} ngx_http_script_var_code_t;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ ngx_http_set_variable_pt handler;
+ uintptr_t data;
+} ngx_http_script_var_handler_code_t;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ uintptr_t n;
+} ngx_http_script_copy_capture_code_t;
+
+
+#if (NGX_PCRE)
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ ngx_http_regex_t *regex;
+ ngx_array_t *lengths;
+ uintptr_t size;
+ uintptr_t status;
+ uintptr_t next;
+
+ unsigned test:1;
+ unsigned negative_test:1;
+ unsigned uri:1;
+ unsigned args:1;
+
+ /* add the r->args to the new arguments */
+ unsigned add_args:1;
+
+ unsigned redirect:1;
+ unsigned break_cycle:1;
+
+ ngx_str_t name;
+} ngx_http_script_regex_code_t;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+
+ unsigned uri:1;
+ unsigned args:1;
+
+ /* add the r->args to the new arguments */
+ unsigned add_args:1;
+
+ unsigned redirect:1;
+} ngx_http_script_regex_end_code_t;
+
+#endif
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ uintptr_t conf_prefix;
+} ngx_http_script_full_name_code_t;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ uintptr_t status;
+ ngx_http_complex_value_t text;
+} ngx_http_script_return_code_t;
+
+
+typedef enum {
+ ngx_http_script_file_plain = 0,
+ ngx_http_script_file_not_plain,
+ ngx_http_script_file_dir,
+ ngx_http_script_file_not_dir,
+ ngx_http_script_file_exists,
+ ngx_http_script_file_not_exists,
+ ngx_http_script_file_exec,
+ ngx_http_script_file_not_exec
+} ngx_http_script_file_op_e;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ uintptr_t op;
+} ngx_http_script_file_code_t;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ uintptr_t next;
+ void **loc_conf;
+} ngx_http_script_if_code_t;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ ngx_array_t *lengths;
+} ngx_http_script_complex_value_code_t;
+
+
+typedef struct {
+ ngx_http_script_code_pt code;
+ uintptr_t value;
+ uintptr_t text_len;
+ uintptr_t text_data;
+} ngx_http_script_value_code_t;
+
+
+void ngx_http_script_flush_complex_value(ngx_http_request_t *r,
+ ngx_http_complex_value_t *val);
+ngx_int_t ngx_http_complex_value(ngx_http_request_t *r,
+ ngx_http_complex_value_t *val, ngx_str_t *value);
+ngx_int_t ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv);
+char *ngx_http_set_complex_value_slot(ngx_conf_t *cf, ngx_command_t *cmd,
+ void *conf);
+
+
+ngx_int_t ngx_http_test_predicates(ngx_http_request_t *r,
+ ngx_array_t *predicates);
+char *ngx_http_set_predicate_slot(ngx_conf_t *cf, ngx_command_t *cmd,
+ void *conf);
+
+ngx_uint_t ngx_http_script_variables_count(ngx_str_t *value);
+ngx_int_t ngx_http_script_compile(ngx_http_script_compile_t *sc);
+u_char *ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value,
+ void *code_lengths, size_t reserved, void *code_values);
+void ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r,
+ ngx_array_t *indices);
+
+void *ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes,
+ size_t size);
+void *ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code);
+
+size_t ngx_http_script_copy_len_code(ngx_http_script_engine_t *e);
+void ngx_http_script_copy_code(ngx_http_script_engine_t *e);
+size_t ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e);
+void ngx_http_script_copy_var_code(ngx_http_script_engine_t *e);
+size_t ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e);
+void ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e);
+size_t ngx_http_script_mark_args_code(ngx_http_script_engine_t *e);
+void ngx_http_script_start_args_code(ngx_http_script_engine_t *e);
+#if (NGX_PCRE)
+void ngx_http_script_regex_start_code(ngx_http_script_engine_t *e);
+void ngx_http_script_regex_end_code(ngx_http_script_engine_t *e);
+#endif
+void ngx_http_script_return_code(ngx_http_script_engine_t *e);
+void ngx_http_script_break_code(ngx_http_script_engine_t *e);
+void ngx_http_script_if_code(ngx_http_script_engine_t *e);
+void ngx_http_script_equal_code(ngx_http_script_engine_t *e);
+void ngx_http_script_not_equal_code(ngx_http_script_engine_t *e);
+void ngx_http_script_file_code(ngx_http_script_engine_t *e);
+void ngx_http_script_complex_value_code(ngx_http_script_engine_t *e);
+void ngx_http_script_value_code(ngx_http_script_engine_t *e);
+void ngx_http_script_set_var_code(ngx_http_script_engine_t *e);
+void ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e);
+void ngx_http_script_var_code(ngx_http_script_engine_t *e);
+void ngx_http_script_nop_code(ngx_http_script_engine_t *e);
+
+
+#endif /* _NGX_HTTP_SCRIPT_H_INCLUDED_ */