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-rw-r--r--app/nginx/src/core/ngx_file.h164
1 files changed, 164 insertions, 0 deletions
diff --git a/app/nginx/src/core/ngx_file.h b/app/nginx/src/core/ngx_file.h
new file mode 100644
index 0000000..320adc2
--- /dev/null
+++ b/app/nginx/src/core/ngx_file.h
@@ -0,0 +1,164 @@
+
+/*
+ * Copyright (C) Igor Sysoev
+ * Copyright (C) Nginx, Inc.
+ */
+
+
+#ifndef _NGX_FILE_H_INCLUDED_
+#define _NGX_FILE_H_INCLUDED_
+
+
+#include <ngx_config.h>
+#include <ngx_core.h>
+
+
+struct ngx_file_s {
+ ngx_fd_t fd;
+ ngx_str_t name;
+ ngx_file_info_t info;
+
+ off_t offset;
+ off_t sys_offset;
+
+ ngx_log_t *log;
+
+#if (NGX_THREADS || NGX_COMPAT)
+ ngx_int_t (*thread_handler)(ngx_thread_task_t *task,
+ ngx_file_t *file);
+ void *thread_ctx;
+ ngx_thread_task_t *thread_task;
+#endif
+
+#if (NGX_HAVE_FILE_AIO || NGX_COMPAT)
+ ngx_event_aio_t *aio;
+#endif
+
+ unsigned valid_info:1;
+ unsigned directio:1;
+};
+
+
+#define NGX_MAX_PATH_LEVEL 3
+
+
+typedef ngx_msec_t (*ngx_path_manager_pt) (void *data);
+typedef ngx_msec_t (*ngx_path_purger_pt) (void *data);
+typedef void (*ngx_path_loader_pt) (void *data);
+
+
+typedef struct {
+ ngx_str_t name;
+ size_t len;
+ size_t level[NGX_MAX_PATH_LEVEL];
+
+ ngx_path_manager_pt manager;
+ ngx_path_purger_pt purger;
+ ngx_path_loader_pt loader;
+ void *data;
+
+ u_char *conf_file;
+ ngx_uint_t line;
+} ngx_path_t;
+
+
+typedef struct {
+ ngx_str_t name;
+ size_t level[NGX_MAX_PATH_LEVEL];
+} ngx_path_init_t;
+
+
+typedef struct {
+ ngx_file_t file;
+ off_t offset;
+ ngx_path_t *path;
+ ngx_pool_t *pool;
+ char *warn;
+
+ ngx_uint_t access;
+
+ unsigned log_level:8;
+ unsigned persistent:1;
+ unsigned clean:1;
+ unsigned thread_write:1;
+} ngx_temp_file_t;
+
+
+typedef struct {
+ ngx_uint_t access;
+ ngx_uint_t path_access;
+ time_t time;
+ ngx_fd_t fd;
+
+ unsigned create_path:1;
+ unsigned delete_file:1;
+
+ ngx_log_t *log;
+} ngx_ext_rename_file_t;
+
+
+typedef struct {
+ off_t size;
+ size_t buf_size;
+
+ ngx_uint_t access;
+ time_t time;
+
+ ngx_log_t *log;
+} ngx_copy_file_t;
+
+
+typedef struct ngx_tree_ctx_s ngx_tree_ctx_t;
+
+typedef ngx_int_t (*ngx_tree_init_handler_pt) (void *ctx, void *prev);
+typedef ngx_int_t (*ngx_tree_handler_pt) (ngx_tree_ctx_t *ctx, ngx_str_t *name);
+
+struct ngx_tree_ctx_s {
+ off_t size;
+ off_t fs_size;
+ ngx_uint_t access;
+ time_t mtime;
+
+ ngx_tree_init_handler_pt init_handler;
+ ngx_tree_handler_pt file_handler;
+ ngx_tree_handler_pt pre_tree_handler;
+ ngx_tree_handler_pt post_tree_handler;
+ ngx_tree_handler_pt spec_handler;
+
+ void *data;
+ size_t alloc;
+
+ ngx_log_t *log;
+};
+
+
+ngx_int_t ngx_get_full_name(ngx_pool_t *pool, ngx_str_t *prefix,
+ ngx_str_t *name);
+
+ssize_t ngx_write_chain_to_temp_file(ngx_temp_file_t *tf, ngx_chain_t *chain);
+ngx_int_t ngx_create_temp_file(ngx_file_t *file, ngx_path_t *path,
+ ngx_pool_t *pool, ngx_uint_t persistent, ngx_uint_t clean,
+ ngx_uint_t access);
+void ngx_create_hashed_filename(ngx_path_t *path, u_char *file, size_t len);
+ngx_int_t ngx_create_path(ngx_file_t *file, ngx_path_t *path);
+ngx_err_t ngx_create_full_path(u_char *dir, ngx_uint_t access);
+ngx_int_t ngx_add_path(ngx_conf_t *cf, ngx_path_t **slot);
+ngx_int_t ngx_create_paths(ngx_cycle_t *cycle, ngx_uid_t user);
+ngx_int_t ngx_ext_rename_file(ngx_str_t *src, ngx_str_t *to,
+ ngx_ext_rename_file_t *ext);
+ngx_int_t ngx_copy_file(u_char *from, u_char *to, ngx_copy_file_t *cf);
+ngx_int_t ngx_walk_tree(ngx_tree_ctx_t *ctx, ngx_str_t *tree);
+
+ngx_atomic_uint_t ngx_next_temp_number(ngx_uint_t collision);
+
+char *ngx_conf_set_path_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
+char *ngx_conf_merge_path_value(ngx_conf_t *cf, ngx_path_t **path,
+ ngx_path_t *prev, ngx_path_init_t *init);
+char *ngx_conf_set_access_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
+
+
+extern ngx_atomic_t *ngx_temp_number;
+extern ngx_atomic_int_t ngx_random_number;
+
+
+#endif /* _NGX_FILE_H_INCLUDED_ */