summaryrefslogtreecommitdiff
path: root/src/array.h
blob: 27f27a4c3785b311ed50abd88cecc72bb5590edf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
#ifndef ARRAY_H
#define ARRAY_H

#include <stdlib.h>
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef HAVE_PCRE_H
# include <pcre.h>
#endif
#include "buffer.h"

#define DATA_IS_STRING(x) (x->type == TYPE_STRING)

typedef enum { TYPE_UNSET, TYPE_STRING, TYPE_COUNT, TYPE_ARRAY, TYPE_INTEGER, TYPE_FASTCGI, TYPE_CONFIG } data_type_t;
#define DATA_UNSET \
	data_type_t type; \
	buffer *key; \
	int is_index_key; /* 1 if key is a array index (autogenerated keys) */ \
	struct data_unset *(*copy)(const struct data_unset *src); \
	void (* free)(struct data_unset *p); \
	void (* reset)(struct data_unset *p); \
	int (*insert_dup)(struct data_unset *dst, struct data_unset *src); \
	void (*print)(const struct data_unset *p, int depth)

typedef struct data_unset {
	DATA_UNSET;
} data_unset;

typedef struct {
	data_unset  **data;
	
	size_t *sorted;
	
	size_t used;
	size_t size;
	
	size_t unique_ndx;
	
	size_t next_power_of_2;
	int is_weakref; /* data is weakref, don't bother the data */
} array;

typedef struct {
	DATA_UNSET;
	
	int count;
} data_count;

data_count *data_count_init(void);

typedef struct {
	DATA_UNSET;
	
	buffer *value;
} data_string;

data_string *data_string_init(void);
data_string *data_response_init(void);

typedef struct {
	DATA_UNSET;
	
	array *value;
} data_array;

data_array *data_array_init(void);

typedef enum { CONFIG_COND_UNSET, CONFIG_COND_EQ, CONFIG_COND_MATCH, CONFIG_COND_NE, CONFIG_COND_NOMATCH } config_cond_t;

#define PATCHES NULL, "SERVERsocket", "HTTPurl", "HTTPhost", "HTTPreferer", "HTTPuseragent", "HTTPcookie", "HTTPremoteip"
typedef enum {
	COMP_UNSET,
	COMP_SERVER_SOCKET, COMP_HTTP_URL, COMP_HTTP_HOST, COMP_HTTP_REFERER, COMP_HTTP_USERAGENT, COMP_HTTP_COOKIE, COMP_HTTP_REMOTEIP
} comp_key_t;

/* $HTTP["host"] ==    "incremental.home.kneschke.de" { ... } 
 * for print:   comp_key      op    string
 * for compare: comp          cond  string/regex
 */

typedef struct _data_config data_config;
struct _data_config {
	DATA_UNSET;
	
	array *value;
	
	buffer *comp_key;
	comp_key_t comp;
	
	config_cond_t cond;
	buffer *op;
	
	int context_ndx; /* more or less like an id */
	array *childs;
	/* nested */
	data_config *parent;
	/* for chaining only */
	data_config *prev;
	data_config *next;
	
	buffer *string;
#ifdef HAVE_PCRE_H
	pcre   *regex;
	pcre_extra *regex_study;
#endif
};

data_config *data_config_init(void);

typedef struct {
	DATA_UNSET;
	
	int value;
} data_integer;

data_integer *data_integer_init(void);

typedef struct {
	DATA_UNSET;

	buffer *host;
	
	unsigned short port;

	time_t disable_ts;
	int is_disabled;
	size_t balance;
		
	int usage; /* fair-balancing needs the no. of connections active on this host */
	int last_used_ndx; /* round robin */
} data_fastcgi;

data_fastcgi *data_fastcgi_init(void);

array *array_init(void);
array *array_init_array(array *a);
void array_free(array *a);
void array_reset(array *a);
int array_insert_unique(array *a, data_unset *str);
data_unset *array_pop(array *a);
int array_print(array *a, int depth);
data_unset *array_get_unused_element(array *a, data_type_t t);
data_unset *array_get_element(array *a, const char *key);
data_unset *array_replace(array *a, data_unset *du);
int array_strcasecmp(const char *a, size_t a_len, const char *b, size_t b_len);
void array_print_indent(int depth);
size_t array_get_max_key_length(array *a);

#endif