/* * Copyright (C) 2002-2004 Igor Sysoev */ #ifndef _NGX_FILE_H_INCLUDED_ #define _NGX_FILE_H_INCLUDED_ #include #include typedef struct ngx_path_s ngx_path_t; #include 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; unsigned info_valid:1; }; #define NGX_MAX_PATH_LEVEL 3 struct ngx_path_s { ngx_str_t name; u_int len; u_int level[3]; ngx_gc_handler_pt gc_handler; }; typedef struct { ngx_file_t file; off_t offset; ngx_path_t *path; ngx_pool_t *pool; char *warn; unsigned persistent:1; } ngx_temp_file_t; int ngx_write_chain_to_temp_file(ngx_temp_file_t *tf, ngx_chain_t *chain); int ngx_create_temp_file(ngx_file_t *file, ngx_path_t *path, ngx_pool_t *pool, int persistent); void ngx_create_hashed_filename(ngx_file_t *file, ngx_path_t *path); int ngx_create_path(ngx_file_t *file, ngx_path_t *path); void ngx_init_temp_number(); ngx_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); #define ngx_conf_merge_path_value(conf, prev, path, l1, l2, l3, pool) \ if (conf == NULL) { \ if (prev == NULL) { \ ngx_test_null(conf, ngx_palloc(pool, sizeof(ngx_path_t)), NULL); \ conf->name.len = sizeof(path) - 1; \ conf->name.data = (u_char *) path; \ conf->level[0] = l1; \ conf->level[1] = l2; \ conf->level[2] = l3; \ conf->len = l1 + l2 + l3 + (l1 ? 1:0) + (l2 ? 1:0) + (l3 ? 1:0); \ } else { \ conf = prev; \ } \ } #endif /* _NGX_FILE_H_INCLUDED_ */