137 lines
2.8 KiB
C
137 lines
2.8 KiB
C
/*
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* r3.h
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* Copyright (C) 2014 c9s <c9s@c9smba.local>
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*
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* Distributed under terms of the MIT license.
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*/
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#ifndef NODE_H
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#define NODE_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include <pcre.h>
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#include "str_array.h"
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#define node_edge_pattern(node,i) node->edges[i]->pattern
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#define node_edge_pattern_len(node,i) node->edges[i]->pattern_len
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struct _edge;
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struct _node;
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typedef struct _edge edge;
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typedef struct _node node;
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struct _node {
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edge ** edges;
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int edge_len;
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int edge_cap;
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/** compile-time variables here.... **/
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/* the combined regexp pattern string from pattern_tokens */
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char * combined_pattern;
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int combined_pattern_len;
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pcre * pcre_pattern;
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pcre_extra * pcre_extra;
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int ov_cnt;
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int * ov;
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/**
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* the pointer of route structure
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*/
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void * route_ptr;
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int endpoint;
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};
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struct _edge {
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char * pattern;
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int pattern_len;
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bool has_slug;
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node * child;
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};
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typedef struct {
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str_array * vars;
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char * path; // current path to dispatch
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int path_len; // the length of the current path
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void * route_ptr; // route ptr
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int request_method; // current request method
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char * host; // the request host
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int host_len;
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char * remote_addr;
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int remote_addr_len;
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} match_entry;
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typedef struct {
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char * path;
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int path_len;
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int request_methods; // can be (GET || POST)
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char * host; // required host name
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int host_len;
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char * remote_addr_pattern;
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int remote_addr_pattern_len;
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} route_info;
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node * r3_tree_create(int cap);
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node * r3_node_create();
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void r3_tree_free(node * tree);
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void r3_edge_free(edge * edge);
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edge * r3_tree_add_child(node * n, char * pat , node *child);
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edge * r3_node_find_edge(node * n, char * pat);
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void r3_tree_append_edge(node *n, edge *child);
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node * r3_tree_insert_path(node *tree, char *route, void * route_ptr);
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node * r3_tree_insert_pathn(node *tree, char *route, int route_len, void * route_ptr);
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void r3_tree_dump(node * n, int level);
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int r3_tree_render_file(node * tree, char * format, char * filename);
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int r3_tree_render_dot(node * tree);
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edge * r3_node_find_edge_str(node * n, char * str, int str_len);
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void r3_tree_compile(node *n);
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void r3_tree_compile_patterns(node * n);
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node * r3_tree_match(node * n, char * path, int path_len, match_entry * entry);
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bool r3_node_has_slug_edges(node *n);
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node * r3_tree_lookup(node * tree, char * path, int path_len);
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edge * r3_edge_create(char * pattern, int pattern_len, node * child);
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void r3_edge_branch(edge *e, int dl);
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void r3_edge_free(edge * edge);
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match_entry * match_entry_create(char * path, int path_len);
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void match_entry_free(match_entry * entry);
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#endif /* !NODE_H */
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